CN217790165U

CN217790165U - A scattered area material fixing device for chip mounter

Info

Publication number: CN217790165U
Application number: CN202122971690.3U
Authority: CN
Inventors: 何飞; 邵长春; 王代豪
Original assignee: Hebei Hanguang Heavy Industry Ltd
Current assignee: Hebei Hanguang Heavy Industry Ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-11-11
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses a scattered belting fixing device for chip mounter is fixed in the bottom plate through the clamp plate with the material area on, and then on being fixed in chip mounter's bulk material dish, swift efficient has realized that scattered belting law and large batch are fixed simultaneously. The optional backing plate that sets up between clamp plate and bottom plate can satisfy the fixed demand of different types of material area. Set up on bottom plate, clamp plate, backing plate and want locating hole, reference column and the through-hole of matching, the size and the interval of locating hole, reference column and through-hole still equal with the phase-match that punches a hole in material area promptly simultaneously, and the self structure in make full use of material area does benefit to the fixed in material area more. Be provided with the multirow locating hole on the bottom plate, can fix a plurality of material areas simultaneously, also can fix the material area of different width scope, improved fixing device's suitability.

Description

A scattered area material fixing device for chip mounter

Technical Field

The utility model relates to a surface mounting technical field, concretely relates to scattered belting fixing device for chip mounter.

Background

SMT surface mount technology is one of the most popular techniques and technologies in the electronic assembly industry. At present, more and more components can not be welded by hand tools, or the welding difficulty of the hand tools is high, or the welding quality of the hand tools is difficult to guarantee, so that the SMT production line is more and more used for assembling and producing small-batch printed boards. The mounting of electronic components in an SMT production line is a crucial link, and the used equipment is a chip mounter. The chip mounter has two general types of loading devices: a material cabin and a bulk material tray. The material cabin is suitable for mounting a large number of components such as strips and pipes, and the bulk material tray is suitable for mounting a small number of components and trays. In scientific research and production, only a few printed boards or one printed board and two printed boards are put into production at one time, so that the number of used components is small, and the components are placed on a material scattering disk to be used more suitably. Scattered belt materials: the belt material that indicates that components and parts are few, length is short is put and is used on the bulk cargo dish, does not have supporting standard device at present, and the bulk cargo dish is difficult to fix, and the mode of fixing one by one greatly reduced work efficiency.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a scattered area material fixing device for chip mounter can fix a plurality of scattered area materials and material area simultaneously, improves the installation effectiveness of scattered area material.

The utility model discloses a specific technical scheme as follows:

a scattered strip fixing device for a chip mounter comprises a bottom plate, a pressing plate and a base plate;

the bottom plate is a rectangular plate, and a plurality of rows of positioning holes with equal intervals are arranged in the width direction of the bottom plate; the pressing plate is a rectangular plate, and positioning columns with equal intervals are arranged on one surface of the pressing plate; the base plate is a rectangular plate, and through holes with equal intervals are formed in the base plate;

the distance between the positioning holes, the distance between the positioning columns and the distance between the through holes are equal to the punching distance of a material belt containing a plurality of scattered materials; the diameter of the positioning hole, the diameter of the positioning column and the diameter of the through hole are equal to the punching diameter of the material belt;

when the fixing device is used, a material belt is sleeved on the positioning column, and then the pressing plate is installed on the bottom plate through the sliding fit of the positioning column and the positioning hole; determining whether to use the backing plate according to the type of the material belt: if the bottom surface of the material belt is a plane, the backing plate is not used; if the bottom surface of the material belt is provided with a groove base, the backing plate is used.

Further, the length of the bottom plate is 96mm, the width of the bottom plate is 32mm, and the thickness of the bottom plate is 2mm; the distance between the positioning holes in the same row is 4mm, and the diameter of each positioning hole is 1.5mm.

Furthermore, the number of the rows of the positioning holes is 4, and the distance between two adjacent rows of the positioning holes is 8mm.

Further, the length of the pressing plate is 48mm, the width of the pressing plate is 2.6mm, and the height of the pressing plate is 2mm; the interval of reference column is 4mm, the diameter of reference column is 1.5mm.

Furthermore, one end, far away from the pressing plate, of the positioning column is in a frustum shape.

Further, the length of backing plate is 48mm, and the width is 2.6mm, the height of backing plate and the height phase-match of the recess base in material area.

Further, the height of reference column with the high phase-match of backing plate, when not using the backing plate, the height of reference column is 2mm, when using the backing plate, the height of reference column is than the height of backing plate is 2mm more.

Furthermore, a first through hole is formed in the bottom plate, a second through hole matched with the first through hole is formed in the pressing plate, and a third through hole matched with the first through hole is formed in the backing plate; when the material belt is fixed on the scattered material belt fixing device, the first through hole, the second through hole and the third through hole are aligned in the vertical direction.

Further, the diameters of the first through hole, the second through hole and the third through hole are all 2mm, and the first through hole, the second through hole and the third through hole are used for accommodating cylindrical magnets with the diameters of 2mm.

Further, the bottom plate, the pressing plate and the base plate are all made of hard plastic.

Has the advantages that:

(1) The utility model provides a scattered belting fixing device for chip mounter is fixed in the material area on the bottom plate through the clamp plate, and then is fixed in the bulk cargo dish of chip mounter on, swift efficient has realized that scattered belting law and large batch are fixed simultaneously. The optional backing plate that sets up between clamp plate and bottom plate can satisfy the fixed demand of the material area of different types. Set up on bottom plate, clamp plate, backing plate and want locating hole, reference column and the through-hole that matches, the size and the interval of locating hole, reference column and through-hole still with the material area the phase-match that punches a hole simultaneously, the self structure in make full use of material area does benefit to the fixed in material area more. Be provided with the multirow locating hole on the bottom plate, can fix a plurality of material areas simultaneously, also can fix the material area of different width scope, improved fixing device's suitability.

(2) In a preferred embodiment, the end of the positioning column, which is far away from the pressing plate, is frustum-shaped, so that the punching hole in the material belt is conveniently sleeved on the positioning column, and meanwhile, the positioning column can be more conveniently inserted into the positioning hole in the bottom plate and the through hole in the base plate, the assembly difficulty is reduced, and the working efficiency is improved.

(3) In a preferred embodiment, the height of the backing plate is matched with that of the groove base of the material belt, so that the fixation of different types of material belts can be met, and the applicability of the fixing device is further improved.

(4) In a preferred embodiment, the height of the positioning column is matched with that of the backing plate, so that the backing plate can still be effectively fixed on the fixing device when in use.

(5) In a preferred embodiment, the bottom plate is provided with a first through hole, the pressing plate is provided with a second through hole, and the base plate is provided with a third through hole; when the material belt is fixed on the scattered material fixing device, the first through hole, the second through hole and the third through hole are aligned in the vertical direction and used for installing the cylindrical magnet, and the cylindrical magnet can be adsorbed on the metal material bulk material disc, so that the fixing of the fixing device and the bulk material disc is realized, the stability of the fixing device in the experiment process is improved, and the stability of the material belt is further ensured.

Drawings

Fig. 1 is an assembly view of a scattered strip fixing device for a chip mounter.

Fig. 2 is an assembly view of the components of the loose strip fixing device in fig. 1 in a three-dimensional structure.

Fig. 3 is a schematic structural diagram of a tape with a groove base.

Fig. 4 is a schematic structural view of a base plate of the fixing device in fig. 1.

Fig. 5 is a schematic structural view of a pressing plate of the fixing device in fig. 1.

Fig. 6 is a schematic view showing the construction of a pad of the fixing device of fig. 1.

Fig. 7 is a perspective view illustrating a pad plate of the fixing device of fig. 1.

The positioning structure comprises a base plate 1, a pressing plate 2, a backing plate 3, a material belt 4, a positioning hole 5, a through hole 6, a positioning column 7, a first through hole 8, a second through hole 9 and a third through hole 10.

Detailed Description

The utility model provides a scattered strip fixing device for chip mounter is fixed in the bottom plate through the clamp plate with the material area on, and then on being fixed in the bulk cargo dish of chip mounter, swift efficient has realized that scattered strip law and large batch are fixed simultaneously. The optional backing plate that sets up between clamp plate and bottom plate can satisfy the fixed demand of the material area of different types. Set up on bottom plate, clamp plate, backing plate and want locating hole, reference column and the through-hole of matching, the size and the interval of locating hole, reference column and through-hole still equal with the phase-match that punches a hole in material area promptly simultaneously, and the self structure in make full use of material area does benefit to the fixed in material area more. Be provided with the multirow locating hole on the bottom plate, can fix a plurality of material areas simultaneously, also can fix the material area of different width scope, improved fixing device's suitability.

The present invention will be described in detail below with reference to the accompanying drawings by way of examples.

As shown in fig. 1 and 2, a fixing device for a chip mounter for fixing scattered materials on the chip mounter is implemented by placing the fixing device on the chip mounter, and the fixing device includes a base plate 1, a pressing plate 2, and a backing plate 3.

As shown in fig. 4, the base plate 1 is a rectangular plate. Be provided with multirow equidistant locating hole 5 along the width direction of bottom plate 1, the interval of locating hole 5 and the interval phase-match that punches a hole that contains the material area 4 of a plurality of scattered area materials, the diameter of locating hole 5 and the diameter phase-match that punches a hole of material area 4.

In one embodiment, the number of rows of positioning holes 5 is 4, and the row pitch of positioning holes 5 is 8mm. In the actual operation in-process, specific restriction is not done to the row number of locating hole 5, in this embodiment, because set up 4 rows of locating holes 5, and the row interval of locating hole 5 is 8mm, consequently the utility model discloses a fixing device can compatible 8mm ~ 32mm width take the material, when the width is 8mm only need one row of locating hole can, when the width is 16 millimeters or is greater than 8mm, the material takes to cover 2 rows or multirow locating hole can.

In one embodiment, the base plate 1 has a length of 96mm, a width of 32mm and a thickness of 2mm; the pitch of the positioning holes 5 is 4mm, and the diameter of the positioning holes 5 is 1.5mm.

As shown in fig. 5, the platen 2 is a rectangular plate. Fig. 5 (a) is a plan view of the platen 2, and fig. 5 (b) is a front view of the platen 2. One side of the pressing plate 2 is provided with positioning columns 7 at equal intervals, the intervals of the positioning holes 5 of the positioning columns 7 are matched, and the diameters of the positioning columns 7 are matched with the diameters of the positioning holes 5.

In one embodiment, platen 2 has a length of 48mm, a width of 2.6mm, and a height of 2mm; the interval of reference column 7 is 4mm, and the diameter of reference column 7 is 1.5mm. The height of reference column 7 and backing plate 3 highly phase-match, when not using backing plate 3, the height of reference column 7 is 2mm, and when using backing plate 3, the height of reference column 7 is 2mm more than the height of backing plate 3.

In a preferred embodiment, the end of the positioning column 7 away from the pressure plate 2 is frustum-shaped. The assembly is convenient.

As shown in fig. 6, the backing plate 3 is a rectangular plate. Fig. 6 (a) is a plan view of the tie plate 3, and fig. 6 (b) is a front view of the tie plate 3. As shown in fig. 7, the backing plate 3 is provided with through holes 6 at equal intervals, the intervals of the through holes 6 are matched with the intervals of the positioning holes 5, and the diameters of the through holes 6 are matched with the diameters of the positioning holes 5.

In one embodiment, the length of the backing plate 3 is 48mm and the width thereof is 2.6mm, and the height of the backing plate 3 matches the height of the groove base of the tape 4.

In the actual operation process, the height of backing plate 3 is decided according to the material belt, and different backing plates with different thicknesses are selected for different material belts. Many component tapes have a grooved base with a height difference between the bottom surface of the tape and the bottom surface of the holes punched, as shown in fig. 2, and for such tapes, it is necessary to apply a backing plate under the holes punched. Fig. 3 (a) is a top view, fig. 3 (b) is a side view, and fig. 3 (c) is a front view of the tape. Where H represents the height difference, i.e. the height of the base of the recess.

The width of a material belt of an electronic component is commonly 8mm,12mm,16mm,24mm,32mm, 44mm and the like, punched holes are arranged on the material belt, the diameter of each punched hole is 1.5mm, the punching intervals are 4mm, and the punched holes are about 1mm from the edge of the material belt. The bottom surface of the tape is flat, and the tape is usually made of paper. Some tapes have a grooved base with a certain height difference between the bottom surface of the tape and the bottom surface of the punched holes, as shown in fig. 3, and such tapes are usually made of plastic.

When the fixing device is used, the material belt 4 is sleeved on the positioning column 7, and the pressing plate 2 is arranged on the bottom plate 1 through the sliding fit of the positioning column 7 and the positioning hole 5; whether to use the underlay sheet 3 is determined according to the type of the strip of material 4: if the bottom surface of the material belt 4 is flat, the backing plate 3 is not used; if the bottom surface of the material tape 4 is provided with a groove base, the backing plate 3 is used.

In a preferred embodiment, a first through hole 8 is formed on the bottom plate 1, a second through hole 9 matched with the first through hole 8 is formed on the pressing plate 2, and a third through hole 10 matched with the first through hole 8 is formed on the backing plate 3; when the strip of material 4 is fixed to the loose strip fixing means, the first through hole 8, the second through hole 9 and the third through hole 10 are aligned in the vertical direction.

In a preferred embodiment, the first through hole 8, the second through hole 9 and the third through hole 10 are each 2mm in diameter for accommodating a cylindrical magnet having a diameter of 2mm. In the actual operation process, a through hole for accommodating the cylindrical magnet can be omitted, and a magnet fixing device can be omitted on the bulk material tray as long as fixation can be realized.

In one embodiment, the base plate 1, the pressing plate 2 and the backing plate 3 are all made of hard plastic. The utility model discloses do not limit to fixing device's concrete material.

The utility model discloses a similar pile up blocks of fixing device's installation, at first with the area material correspondence install on the clamp plate reference column, if need install the backing plate, install the backing plate on the clamp plate reference column again, install backing plate, area material and clamp plate on the bottom plate together at last, whole scattered area material fixing device installation is accomplished, with it put on the bulk material dish use can. The assembled relationship of the parts can be seen as shown in fig. 2. The parts are fixed firmly through the excessive cooperation of the positioning columns and the holes, the magnets can also play a certain fastening role, and the cylindrical magnets mainly play a role in fixing the bottom plate on a material scattering disc of the chip mounter through magnetic force.

Scattered belting fixing device can be according to the production requirement, the fixing device of design bottom plate variation in size, and the row interval of every line of locating hole is 8mm on the device bottom plate, can save area occupied, and can install the belting of multiple width, model on a bottom plate.

The length of the pressure plate positioning column and the thickness of the base plate are determined according to the belt material, and different pressure plates and base plates are manufactured by different belt materials. When the bottom of the belt material is flat, a base plate is not needed, and the length of the pressure plate positioning column is 2mm; when the base with the groove is used, a base plate is needed, the thickness of the base plate is consistent with the height of the base with the groove, and the length of the positioning column of the pressing plate is 2mm longer than that of the base plate. The 2mm is only for illustration, as long as a fixed connection can be achieved, and this dimension is not strictly limited.

The utility model provides a pair of scattered strip fixing device for chip mounter can fix scattered strip simple and direct, quick, stably and use on the bulk cargo dish. When the quantity of certain resistance-capacitance ware is only 1, 2, use the utility model discloses a fixing device installs and uses in the material cabin, can not make components and parts lose, and can not greatly reduced production efficiency, can accomplish the installation of scattered area material in a few seconds.

The above embodiments only describe the design principle of the present invention, and the shapes and names of the components in the description may be different without limitation. Therefore, a person skilled in the art of the present invention can modify or substitute the technical solutions described in the foregoing embodiments; the modifications and substitutions do not depart from the spirit and technical scope of the present invention, and shall all fall within the scope of the present invention.

Claims

1. A scattered strip fixing device for a chip mounter is characterized by comprising a base plate (1), a pressing plate (2) and a base plate (3);

the bottom plate (1) is a rectangular plate, and a plurality of rows of positioning holes (5) with equal intervals are formed in the width direction of the bottom plate (1); the pressing plate (2) is a rectangular plate, and positioning columns (7) with equal intervals are arranged on one surface of the pressing plate (2); the backing plate (3) is a rectangular plate, and through holes (6) with equal intervals are formed in the backing plate (3);

the distance between the positioning holes (5), the distance between the positioning columns (7) and the distance between the through holes (6) are equal to the punching distance of the material belt (4) containing a plurality of scattered materials; the diameter of the positioning hole (5), the diameter of the positioning column (7) and the diameter of the through hole (6) are equal to the punching diameter of the material belt (4);

the using state of the fixing device is as follows: the material belt (4) is sleeved on the positioning column (7), the positioning column (7) is in sliding fit with the positioning hole (5), and the pressing plate (2) is installed on the bottom plate (1); determining whether to use the tie plate (3) according to the type of the strip of material (4): if the bottom surface of the material belt (4) is a plane, the backing plate (3) is not used; if the bottom surface of the material belt (4) is provided with a groove base, the backing plate (3) is used.

2. The loose strip fixing device according to claim 1, wherein the base plate (1) has a length of 96mm, a width of 32mm and a thickness of 2mm; the distance between the positioning holes (5) in the same row is 4mm, and the diameter of each positioning hole (5) is 1.5mm.

3. The loose strip fixing device according to claim 2, wherein the number of rows of the positioning holes (5) is 4, and the distance between two adjacent rows of the positioning holes (5) is 8mm.

4. The loose strip fixing device according to claim 1, wherein the pressing plate (2) has a length of 48mm, a width of 2.6mm and a height of 2mm; the interval of reference column (7) is 4mm, the diameter of reference column (7) is 1.5mm.

5. The loose strip fixing device according to claim 4, wherein the end of the positioning column (7) away from the pressing plate (2) is frustum-shaped.

6. The loose strip fixing device according to claim 1, characterized in that the length of the shim plate (3) is 48mm and the width thereof is 2.6mm, and the height of the shim plate (3) matches the height of the groove base of the strip (4).

7. The loose strip fixing device according to claim 6, wherein the height of the positioning column (7) matches the height of the backing plate (3), the height of the positioning column (7) is 2mm when the backing plate (3) is not used, and the height of the positioning column (7) is 2mm greater than the height of the backing plate (3) when the backing plate (3) is used.

8. The scattered belt material fixing device according to claim 1, wherein a first through hole (8) is formed in the bottom plate (1), a second through hole (9) matched with the first through hole (8) is formed in the pressing plate (2), and a third through hole (10) matched with the first through hole (8) is formed in the backing plate (3); when the material belt (4) is fixed on the scattered material belt fixing device, the first through hole (8), the second through hole (9) and the third through hole (10) are aligned in the vertical direction.

9. The loose strip fixing device according to claim 8, characterized in that the first through hole (8), the second through hole (9) and the third through hole (10) each have a diameter of 2mm for accommodating a cylindrical magnet having a diameter of 2mm.

10. The loose strip fixing device according to claim 1, characterized in that the base plate (1), the pressing plate (2) and the backing plate (3) are made of hard plastic.