CN215400498U

CN215400498U - PCB centre gripping placer of adjustable width

Info

Publication number: CN215400498U
Application number: CN202121801546.9U
Authority: CN
Inventors: 周邦兵; 张红星; 张旭阳
Original assignee: Anhui Jiefang Electronics Co ltd
Current assignee: Anhui Jiefang Electronics Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-01-04
Anticipated expiration: 2031-08-03

Abstract

The utility model is suitable for the technical field of printed circuit boards, and provides a width-adjustable PCB clamping and placing device which comprises a length-adjustable support frame and a plurality of clamping components arranged on the support frame, wherein an interval between every two adjacent clamping components is used for clamping a PCB; the support frame includes two support bodies of interval and parallel arrangement and fixes two smooth telescopic link between the support body top, between the bottom, smooth telescopic link is used for adjusting two distance between the support body. The distance between the two frame bodies is adjusted through the smooth telescopic rod, so that the distance between the clamping parts which are arranged on the smooth telescopic rod in a sliding mode can be adjusted at will, more clamping parts can be borne, and more PCBs can be placed; still have the state of compressing tightly and loosen the state through arc preforming and smooth telescopic link cooperation, the staff need not to twist the bolt repeatedly and removes to adjust clamping part, has alleviateed staff's intensity of labour.

Description

PCB centre gripping placer of adjustable width

Technical Field

The utility model belongs to the technical field of printed circuit boards, and particularly relates to a width-adjustable PCB clamping and placing device.

Background

Pcb (printed Circuit board), which is called printed Circuit board in chinese, is an important electronic component, is a support for electronic components, and is a carrier for electrical interconnection of electronic components. It is called a "printed" circuit board because it is made using electronic printing.

PCBA is the abbreviation of English Printed Circuit Board Assembly, that is, PCBA is the abbreviation of PCBA when PCB blank Board is processed by SMT for loading or the whole process of DIP plug-in. This is a commonly used writing in China, and the standard writing in Europe and America is PCB 'A, plus "', which is called the official custom.

In the PCBA shop, the PCB that has been subjected to SMT component loading or DIP component loading needs to be placed or transported, or the PCB empty board needs to be placed or transported to the front of the corresponding machine surface for SMT component loading or DIP component loading. However, the conventional PCB placing device can only adjust the clamping plate, and the movement of the clamping plate is realized by screwing the bolt during the adjustment, so that the labor intensity of workers is increased by repeatedly screwing the bolt, and once the number of PCBs to be placed and the number of the clamping plates are increased, the clamping and placing requirements of a large number of PCBs cannot be met by only adjusting the clamping plates.

SUMMERY OF THE UTILITY MODEL

The utility model provides a PCB clamping and placing device with adjustable width, which aims to solve the problems in the background technology.

The utility model is realized in such a way that the PCB clamping and placing device with adjustable width comprises a support frame with adjustable length and a plurality of clamping components arranged on the support frame, wherein the interval between every two adjacent clamping components is used for clamping a PCB;

the support frame includes two support bodies of interval and parallel arrangement and fixes two smooth telescopic link between the support body top, between the bottom, smooth telescopic link is used for adjusting two distance between the support body, the clamping part top sets up through adapting unit slidable the support body top on the smooth telescopic link, the clamping part bottom sets up through adapting unit slidable the support body bottom on the smooth telescopic link.

Preferably, the connecting part comprises a connecting plate connected with the clamping part and an arc-shaped pressing sheet fixed on the upper surface of the connecting plate, the arc-shaped pressing sheet is penetrated through by the smooth telescopic rod, and the arc-shaped pressing sheet and the smooth telescopic rod are matched to have a pressing state and a loosening state; when the arc-shaped pressing sheet is in the compaction state, the arc-shaped pressing sheet is tightly contacted with the smooth telescopic rod and the arc-shaped pressing sheet and the smooth telescopic rod are relatively fixed; when the arc-shaped pressing sheet and the smooth telescopic rod are in the loosening state, a gap is formed between the arc-shaped pressing sheet and the smooth telescopic rod, and the arc-shaped pressing sheet and the smooth telescopic rod slide relatively.

Preferably, a pressing plate is rotatably arranged on one side, located on the arc-shaped pressing sheet, of the upper surface of the connecting plate, and an arc-shaped groove corresponding to and matched with the arc-shaped section of the arc-shaped pressing sheet is formed in the lower surface of the pressing plate; the pressing state is achieved when the arc-shaped groove of the pressing plate is rotated to be tightly matched with the arc-shaped section of the arc-shaped pressing plate; the release state is provided when the arc-shaped groove of the pressure plate is not in contact with the arc-shaped section of the arc-shaped pressing sheet.

Preferably, the connecting part further comprises a positioning column fixed on the arc-shaped pressing sheet, and a positioning hole corresponding to and matched with the positioning column is formed in the end part of the pressing sheet, so that when the arc-shaped groove of the pressing sheet is rotated to be tightly matched with the arc-shaped section of the arc-shaped pressing sheet, the positioning column can be inserted into the positioning hole.

Preferably, it is preferable that protection plates are detachably provided at both side surfaces formed by the two frame bodies, respectively.

Preferably, each side of the frame body is provided with a clamping column, and the protection plate is provided with a clamping groove corresponding to and matched with the clamping column.

Preferably, the clamping component comprises a clamping plate fixed with the connecting plate, a plurality of clamping strips are uniformly arranged on two side surfaces of the clamping plate at intervals, and the clamping grooves for clamping the end parts of the PCB are formed in the area between every two adjacent clamping strips.

Preferably, the bottom of the two frame bodies is also provided with a roller.

Compared with the prior art, the utility model has the beneficial effects that: the distance between the two frame bodies is adjusted through the smooth telescopic rod, so that the distance between the clamping parts which are arranged on the smooth telescopic rod in a sliding mode can be adjusted at will, more clamping parts can be borne, and more PCBs can be placed; still have the compression state and loosen the state through arc preforming and smooth telescopic link cooperation, have the compression state when rotating the clamp plate and compressing tightly the arc preforming for clamping part is smooth telescopic link relatively fixed, rotates the clamp plate and loosens the compression fit with clamp plate arc preforming, makes clamping part smooth telescopic link relatively slide, and the staff need not to twist the bolt repeatedly and goes to adjust clamping part, has alleviateed staff's intensity of labour.

Drawings

FIG. 1 is a schematic perspective view of the present invention (with the protective plate removed);

FIG. 2 is a perspective view of the present invention (with the protection plate installed);

FIG. 3 is a perspective view of a clamping member and a connecting member according to the present invention;

FIG. 4 is a perspective view of the connecting member of the present invention;

FIG. 5 is a side view of the coupling member of the present invention;

FIG. 6 is a front view of the utility model (with the protective plate removed);

in the figure: 1. a support frame; 11. a frame body; 111. clamping the column; 12. a smooth telescopic rod; 2. a clamping member; 21. A clamping plate; 22. a clamping bar; 23. a clamping groove; 3. a connecting member; 31. a connecting plate; 32. pressing a plate; 321. an arc-shaped groove; 322. positioning holes; 33. arc-shaped pressing sheets; 34. a positioning column; 4. a buffer member; 41. a stretchable panel; 42. an elastic element; 43. a flexible board; 5. a protection plate; 6. and a roller.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present invention. Like reference symbols in the various drawings indicate like elements. It should be noted that the described embodiments are only some embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model without any inventive step, are within the scope of protection of the utility model.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.

The present invention is described in detail below by way of describing example embodiments.

As shown in fig. 1-2, a width-adjustable PCB clamping and placing device comprises a supporting frame 1 with adjustable length and a plurality of clamping components 2 arranged thereon, wherein an interval between every two adjacent clamping components 2 is used for clamping a PCB; the support frame 1 is integrally formed into a general frame shape, the clamping parts 2 are slidably arranged in the inner space of the frame-shaped support frame 1, and the distance between the two clamping parts 2 is adjusted to adapt to different sizes of PCBs or PCBAs; the opposite surfaces of the two clamping parts 2 can be adhered with soft materials to protect the clamped PCB or PCBA from being easily abraded or scratched.

Specifically, the support frame 1 comprises two frame bodies 11 arranged in parallel at intervals and a smooth telescopic rod 12 fixed between the tops and the bottoms of the two frame bodies 11, the smooth telescopic rod 12 is used for adjusting the distance between the two frame bodies 11, the tops of the clamping members 2 are slidably arranged on the smooth telescopic rod 12 at the tops of the frame bodies 11 through the connecting members 3, and the bottoms of the clamping members 2 are slidably arranged on the smooth telescopic rod 12 at the bottom of the frame bodies 11 through the connecting members 3. The frame bodies 11 are approximately rectangular, and the two frame bodies 11 are connected and fixed through a smooth telescopic rod 12 to form the support frame 1. It should be noted that the surface of the smooth telescopic rod 12 is polished by a common telescopic rod to reduce the friction force on the outer surface of the existing telescopic rod, and the smooth telescopic rod 12 may be two or more sections similar to an umbrella rod.

Referring to fig. 3-4, in an alternative embodiment, there are two smooth telescopic rods 12 disposed between the tops of the two frames 11, and the two smooth telescopic rods 12 are disposed at intervals and located at two ends of the top of the frame 11, and similarly, there are two smooth telescopic rods 12 disposed between the bottoms of the two frames 11, and the two smooth telescopic rods 12 are disposed at two ends of the bottom of the frame 11. The connecting part 3 can be a sliding sleeve and can be sleeved on the smooth telescopic rod 12 in a sliding manner, a certain damping force is generated between the connecting part 3 and the smooth telescopic rod 12, and the connecting part 3 can be pushed forcibly when the position of the clamping part 2 needs to be adjusted.

Referring to fig. 5, in another alternative embodiment, the connecting part 3 is arranged such that: the connecting part 3 comprises a connecting plate 31 connected with the clamping part 2 and an arc-shaped pressing sheet 33 fixed on the upper surface of the connecting plate 31, the arc-shaped pressing sheet 33 can have slight elasticity or flexibility, the arc-shaped pressing sheet 33 comprises an arc-shaped section and straight sections positioned at two ends of the arc-shaped section, the arc-shaped pressing sheet 33 is penetrated through by the smooth telescopic rod 12, a space formed by the arc-shaped section of the arc-shaped pressing sheet 33 and the upper surface of the connecting plate 31 is used for the smooth telescopic rod 12 to penetrate through, and the arc-shaped pressing sheet 33 and the smooth telescopic rod 12 are in a pressing state and a loosening state after being matched; when the arc-shaped pressing sheet 33 is in a pressing state, the arc-shaped pressing sheet 33 is tightly contacted with the smooth telescopic rod 12 and the arc-shaped pressing sheet and the smooth telescopic rod are relatively fixed; when the telescopic rod is in the loosening state, a gap is reserved between the arc-shaped pressing sheet 33 and the smooth telescopic rod 12, and the arc-shaped pressing sheet and the smooth telescopic rod slide relatively.

Further, a pressing plate 32 is rotatably arranged on one side, located on the arc-shaped pressing piece 33, of the upper surface of the connecting plate 31, the pressing plate 32 is arranged through a hinge or a damping shaft, so that the pressing plate 32 and the connecting plate 31 form damping rotation, and an arc-shaped groove 321 which corresponds to and is matched with the arc-shaped section of the arc-shaped pressing piece 33 is formed in the lower surface of the pressing plate 32; when the arc-shaped groove 321 of the pressing plate 32 is rotated to be tightly matched with the arc-shaped section of the arc-shaped pressing plate 33, the pressing state is achieved; the released state is provided when the arc-shaped groove 321 of the pressing plate 32 is not in contact with the arc-shaped section of the arc-shaped pressing plate 33. When the clamping component 2 is required to be kept at a specific position in use, the pressing plate 32 is rotated to move downwards, the arc-shaped groove 321 is finally in butt joint fit with the arc-shaped section of the arc-shaped pressing sheet 33, preferably, the arc-shaped groove 321 is in interference fit with the arc-shaped section of the arc-shaped pressing sheet 33, the pressing plate 32 applies force to the arc-shaped pressing sheet 33, the arc-shaped pressing sheet 33 applies force to the smooth telescopic rod 12, the arc-shaped pressing sheet 33 is in contact with and pressed against the smooth telescopic rod 12, so that the arc-shaped pressing sheet 33 and the smooth telescopic rod 12 are kept relatively fixed, and the connecting plate 31 fixed with the arc-shaped pressing sheet 33 cannot move. When the position of clamping part 2 was adjusted to needs, rotate clamp plate 32 this moment and make its up motion to finally make arc recess 321 and the segmental arc of arc preforming 33 break away from the cooperation, therefore the effort on the arc preforming 33 is removed, and the contact between arc preforming 33 and the smooth telescopic link 12 can become flexible and break away from the contact, thereby arc preforming 33 can slide smooth telescopic link 12 relatively, and arc preforming 33 drives clamping part 2 and moves.

In addition, the connecting component 3 further includes a positioning post 34 fixed on the arc pressing piece 33, the positioning post 34 may have elasticity or flexibility, and a positioning hole 322 corresponding to and matching with the positioning post 34 is formed at an end of the pressing plate 32, so that when the arc groove 321 of the pressing plate 32 is rotated to be closely matched with the arc section of the arc pressing piece 33, the positioning post 34 can be inserted into the positioning hole 322. The positioning hole 322 may be a through hole or a blind hole, when the positioning hole 322 is a through hole, the positioning column 34 is disposed at a height capable of passing through the positioning hole 322, and when the positioning hole 322 is a blind hole, the positioning column 34 is disposed at a height slightly greater than the depth of the blind hole.

Referring to fig. 6, in order to avoid the PCB or PCBA being dropped from the clamping member 2 and causing damage, a buffer member 4 is further included below the smooth telescopic rod 12 disposed at the bottom of the supporting frame 1; the buffering means 4 includes a stretchable plate 41 fixed between the two frame bodies 11, a plurality of elastic members 42 uniformly arranged on the upper surface of the stretchable plate 41, and a flexible plate 43 fixed on top of the plurality of elastic members 42. The elastic member 42 may be a shock absorbing spring, and the stretchable plate 41 may be formed by combining two plates, one inserted into the other and slidably damping each other. When using, adjust length in order to cooperate smooth telescopic link 12, the length is also adjusted to the board 41 that corresponds can stretch, after PCB or PCBA centre gripping shakiness drop or the landing, can directly drop to flexbile plate 43 upper surface, flexbile plate 43 can reduce PCB or PCBA's collision, after polylith PCB or PCBA fall, also can directly drop to flexbile plate 43 upper surface, polylith PCB or PCBA have certain weight, polylith PCB or PCBA or down compression elastic element 42, thereby reduce polylith PCB or PCBA huge impact after dropping.

In order to prevent the PCB or PCBA held and fixed by the holding member 2 from falling or sliding off from the side, the protection plates 5 are detachably provided on both sides formed by the two frame bodies 11, the protection plates 5 may be strip-shaped, and a plurality of protection plates 5 adjusting the strip-shape are arranged at equal intervals, and the protection plates 5 may be a whole large plate having an area approximately close to the area of the side formed by the two frame bodies 11.

Specifically, all have card post 111 on the side of every support body 11, offer the draw-in groove that corresponds and the adaptation with card post 111 on the protection shield 5, the draw-in groove can be circular or bar to set up the handle on protection shield 5 surface. The inner surface of the protection plate 5 may be embedded or attached with a soft material.

Finally, the clamping member 2 comprises a clamping plate 21 fixed with the connecting plate 31, a plurality of clamping strips 22 are respectively arranged on two side surfaces of the clamping plate 21 evenly, at intervals and equidistantly, and a clamping groove 23 used for clamping the end part of the PCB is formed in the area between every two adjacent clamping strips 22. The grip strip 22 may be flexible and may be rounded at the edge portions of the grip strip 22. At the bottom of the two frame bodies 11 are also mounted rollers 6, and the rollers 6 are used for transporting the PCB or PCBA clamped by the clamping members 2 in a workshop.

The working principle and the using process of the utility model are as follows: after the device is installed, when the device is used, when the clamping part 2 needs to be kept at a specific position, the pressing plate 32 is rotated to move downwards, the arc-shaped groove 321 is in butt joint fit with the arc-shaped section of the arc-shaped pressing sheet 33, preferably, the arc-shaped groove 321 and the arc-shaped section of the arc-shaped pressing sheet 33 are in interference fit, force is applied to the arc-shaped pressing sheet 33 through the pressing plate 32, the arc-shaped pressing sheet 33 applies force to the smooth telescopic rod 12, the arc-shaped pressing sheet 33 is in contact with and pressed against the smooth telescopic rod 12, so that the arc-shaped pressing sheet 33 and the smooth telescopic rod 12 are kept relatively fixed, and the connecting plate 31 fixed with the arc-shaped pressing sheet 33 cannot move. When the position of clamping part 2 was adjusted to needs, rotate clamp plate 32 this moment and make its up motion to finally make arc recess 321 and the segmental arc of arc preforming 33 break away from the cooperation, therefore the effort on the arc preforming 33 is removed, and the contact between arc preforming 33 and the smooth telescopic link 12 can become flexible and break away from the contact, thereby arc preforming 33 can slide smooth telescopic link 12 relatively, and arc preforming 33 drives clamping part 2 and moves.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The PCB clamping and placing device with the adjustable width is characterized by comprising a support frame (1) with the adjustable length and a plurality of clamping components (2) arranged on the support frame, wherein the interval between every two adjacent clamping components (2) is used for clamping a PCB;

support frame (1) is including two support bodies (11) of interval and parallel arrangement and fix two smooth telescopic link (12) between support body (11) top, between the bottom, smooth telescopic link (12) are used for adjusting two distance between support body (11), clamping part (2) top sets up through adapting unit (3) slidable on support body (11) top smooth telescopic link (12) are gone up, clamping part (2) bottom sets up through adapting unit (3) slidable on support body (11) bottom smooth telescopic link (12) are gone up.

2. The PCB clamping and placing device with adjustable width as claimed in claim 1, wherein the connecting part (3) comprises a connecting plate (31) connected with the clamping part (2) and an arc-shaped pressing sheet (33) fixed on the upper surface of the connecting plate (31), the arc-shaped pressing sheet (33) is penetrated by the smooth telescopic rod (12), and the arc-shaped pressing sheet (33) and the smooth telescopic rod (12) have a pressing state and a releasing state after being matched; when the arc-shaped pressing sheet (33) is in the compaction state, the arc-shaped pressing sheet and the smooth telescopic rod (12) are in close contact and are relatively fixed; when the device is in the loosening state, a gap is reserved between the arc-shaped pressing sheet (33) and the smooth telescopic rod (12), and the arc-shaped pressing sheet and the smooth telescopic rod slide relatively.

3. The PCB clamping and placing device with the adjustable width as claimed in claim 2, wherein a pressing plate (32) is rotatably arranged on one side of the upper surface of the connecting plate (31) which is positioned on the arc-shaped pressing plate (33), and an arc-shaped groove (321) corresponding to and matched with the arc-shaped section of the arc-shaped pressing plate (33) is formed on the lower surface of the pressing plate (32); the pressing state is achieved when the arc-shaped groove (321) of the pressing plate (32) is rotated to be tightly matched with the arc-shaped section of the arc-shaped pressing plate (33); the release state is provided when the arc-shaped groove (321) of the pressing plate (32) is not in contact with the arc-shaped section of the arc-shaped pressing plate (33).

4. The PCB clamping and placing device with adjustable width as claimed in claim 3, wherein the connecting part (3) further comprises a positioning post (34) fixed on the arc-shaped pressing plate (33), the end of the pressing plate (32) is provided with a positioning hole (322) corresponding to and matching with the positioning post (34), so that when the arc-shaped groove (321) of the pressing plate (32) is rotated to be closely matched with the arc-shaped section of the arc-shaped pressing plate (33), the positioning post (34) can be inserted into the positioning hole (322).

5. The PCB clamping and placing device with adjustable width as claimed in claim 3, further comprising a buffer component (4) arranged below the smooth telescopic rod (12) at the bottom of the support frame (1); the buffer part (4) comprises a stretchable plate (41) fixed between the two frame bodies (11), a plurality of elastic elements (42) uniformly arranged on the upper surface of the stretchable plate (41), and a flexible plate (43) fixed on the tops of the elastic elements (42).

6. The adjustable width PCB clamping and placing device as claimed in claim 1, wherein the protection plates (5) are detachably provided at both side surfaces formed by the two frame bodies (11), respectively.

7. The PCB clamping and placing device with the adjustable width as claimed in claim 6, wherein a clamping column (111) is arranged on the side surface of each frame body (11), and a clamping groove corresponding to and adapted to the clamping column (111) is formed on the protection plate (5).

8. The PCB clamping and placing device with adjustable width as claimed in claim 2, wherein the clamping component (2) comprises a clamping plate (21) fixed with the connecting plate (31), a plurality of clamping strips (22) are respectively arranged on two side surfaces of the clamping plate (21) evenly and equidistantly, and a clamping groove (23) for clamping the end part of the PCB is formed in the area between every two adjacent clamping strips (22).

9. A width-adjustable PCB holding and placing device as defined in any one of claims 1-8, characterized in that rollers (6) are further mounted at the bottom of the two frame bodies (11).