CN218170602U - PCB positioning device and PCB processing equipment - Google Patents

Abstract

The application provides a PCB positioning device and PCB processing equipment, wherein the PCB positioning device comprises a reference plate, a fine positioning assembly and an auxiliary limiting assembly, and the reference plate is used for placing a PCB; the fine positioning assembly comprises a bearing part, a positioning part and a lifting driving part, the lifting driving part is connected with the reference plate and the bearing part, the lifting driving part is used for driving the bearing part to slide along the direction perpendicular to the reference plate, the positioning part is arranged on the bearing part, and the positioning part is used for being matched and connected with a positioning hole arranged on a PCB (printed circuit board) plate; supplementary spacing subassembly includes spacing driving piece and connects in the stopper of spacing driving piece output, hold and be provided with on the carrier with the spacing portion of stopper assorted, spacing driving piece is used for driving stopper and spacing portion butt. The application provides a PCB board positioner is provided with supplementary spacing subassembly, and the stopper in the supplementary spacing subassembly can be installed in the in-process that holds carrier and the spacing portion butt that holds carrier at the setting element, and then improves the position stability who holds carrier.

Description

PCB positioning device and PCB processing equipment

Technical Field

The utility model relates to a PCB board processing technology field especially relates to a PCB board positioner and PCB board processing equipment.

Background

In the use process of the PCB positioning device, in order to improve the positioning accuracy, the PCB positioning device is usually placed on a machine table, then a main shaft of the machine table is utilized to process a hole on a bearing piece of a fine positioning component, and then a positioning piece is installed in the hole processed by the bearing piece. In the process, the bearing part can be stressed by the pressure brought by the spindle, and because the bearing part is arranged on the lifting driving part with the moving capability, the supporting force provided by the lifting driving part is smaller, so that the bearing part can deviate and incline when the hole is machined in the bearing part, and the installation precision of the positioning part is further seriously influenced, and the positioning precision of the PCB is further influenced.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application provides a PCB positioning device and a PCB processing apparatus, so as to solve the problem of low positioning accuracy of the PCB positioning device in the prior art.

The application provides a PCB positioning device, which comprises a reference plate, a fine positioning assembly and an auxiliary limiting assembly, wherein the reference plate is used for placing a PCB; the fine positioning assembly comprises a bearing part, a positioning part and a lifting driving part, the lifting driving part is connected with the reference plate and the bearing part, the lifting driving part is used for driving the bearing part to slide along the direction perpendicular to the reference plate, the positioning part is arranged on the bearing part, and the positioning part is used for being matched and connected with a positioning hole arranged on a PCB (printed circuit board) plate; supplementary spacing subassembly include spacing driving piece and connect in the stopper of spacing driving piece output holds and is provided with on the carrier with the spacing portion of stopper assorted, spacing driving piece is used for driving the stopper with spacing portion butt.

In the above scheme, the stopper in the supplementary spacing subassembly can be installed in the in-process that holds carrier and the spacing portion butt that holds carrier at the setting element, and then improves the positional stability who holds carrier, so, can guarantee that the setting element is accurate, install on holding carrier steadily, can also guarantee that the PCB sheet material takes off the material smoothly on PCB board positioner.

In a possible design, the limiting block is a wedge-shaped block, and the limiting portion is a wedge-shaped hole.

In the above scheme, the wedge block and the wedge hole have good matching effect, and the design can obviously improve the matching stability of the limiting block and the limiting part.

In a possible design, the auxiliary limiting component further includes an auxiliary limiting component, the auxiliary limiting component is disposed on the reference plate and extends along a movement direction of the limiting component, and the limiting component is slidably connected to the auxiliary limiting component.

In the above scheme, the limiting block is connected with the auxiliary limiting part in a sliding manner, and when the limiting block bears the acting force from the direction of the bearing part, the auxiliary limiting part can play a certain supporting role, so that the stability of the limiting block is improved.

In one possible design, one of the stopper and the auxiliary stopper is provided with a protrusion, and the other of the stopper and the auxiliary stopper is provided with a groove portion extending in the stopper movement direction, and the protrusion is embedded in the groove portion and can slide along the groove portion.

In the scheme, the matching stability of the protruding part and the groove part is high, and the matching effect is good.

In one possible design, the PCB positioning device further comprises a coarse positioning assembly, the coarse positioning assembly comprises an included angle pushing member and an included angle positioning block arranged on the reference plate, the included angle positioning block is provided with a first positioning surface and a second positioning surface, and the first positioning surface and the second positioning surface are respectively abutted against two adjacent edges of the PCB; and the included angle pushing piece is arranged on the reference plate in a sliding manner along the direction close to or far away from the included angle positioning block.

In the scheme, the two adjacent sides of the PCB are positioned by the included angle positioning block at the same time, the PCB is pushed to be positioned by the included angle pushing piece correspondingly, the number of used parts is small, and the positioning efficiency is high.

In one possible design, the PCB positioning device further comprises a coarse positioning assembly, the coarse positioning assembly comprises a first positioning shaft and a second positioning shaft which are arranged on the reference plate, and the first positioning shaft and the second positioning shaft are respectively abutted against two adjacent sides of the PCB plate;

the coarse positioning assembly further comprises a first pushing piece arranged relative to the first positioning shaft and a second pushing piece arranged relative to the second positioning shaft, and the first pushing piece is arranged on the reference plate in a sliding mode in a direction close to or far away from the first positioning shaft; and the second tightening piece is arranged on the reference plate in a sliding manner along the direction close to or far away from the second positioning shaft.

In above-mentioned scheme, first pushing part and second pushing part push away the PCB sheet material from two directions respectively and lean on in first location axle and second location epaxially, and positioning accuracy is high, can adapt to the sheet material of different specifications.

In one possible design, the coarse positioning assembly further includes a first tightening driving member and a second tightening driving member; the first tightening driving piece and the second tightening driving piece are fixed on the reference plate; the output end of the first pushing driving piece is connected with the first pushing piece, and the first pushing driving piece is used for driving the first pushing piece to move in the direction close to or far away from the first positioning shaft;

the output end of the second pushing driving piece is connected with the second pushing piece, and the second pushing driving piece is used for driving the second pushing piece to move in the direction close to or far away from the second positioning shaft.

In above-mentioned scheme, push away tight driving piece through setting up first and push away tight driving piece and second and improve positioning operation's degree of automation, reduced intensity of labour.

In a possible design, the PCB positioning apparatus further includes a pressing assembly, the pressing assembly includes a pressing driving member and a pressing member disposed at an output end of the pressing driving member, the pressing driving member can drive the pressing member to move in a direction perpendicular to the reference plate, and the pressing assembly is disposed on the first pushing member and/or the second pushing member.

In the scheme, the pressing assembly can press the PCB on the reference plate, so that the stability of the PCB during processing is improved.

In one possible design, the hold-down assembly is a rotary clamping cylinder or a rotary clamping cylinder.

In above-mentioned scheme, compress tightly compressing tightly that the subassembly moves more smoothly, stable, and compress tightly the subassembly when the unloading and can reserve bigger unloading space, improve the convenience of unloading operation.

In a possible design, the PCB processing equipment comprises the PCB positioning device of any one of the previous items, so that the PCB processing equipment obviously has the advantages of the PCB positioning device.

Additional features and advantages of embodiments of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of embodiments of the present application. The objectives and other advantages of the embodiments of the application will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a PCB board positioning device provided in an embodiment of the present application;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a schematic structural diagram of another view angle of the PCB board positioning device according to the embodiment of the present application;

FIG. 4 is an enlarged view at B in FIG. 3;

fig. 5 is an assembly schematic view of an auxiliary limit component according to an embodiment of the present application.

Reference numerals:

100. a PCB board positioning device;

1. a reference plate;

2. a fine positioning assembly; 21. a carrier; 211. a limiting part; 22. a positioning member; 23. a lifting drive member;

3. an auxiliary limit component; 31. a limit driving part; 32. a limiting block; 33. an auxiliary limiting member; 331. a boss portion; 332. a groove part;

4. a coarse positioning component; 41. a first positioning shaft; 42. a second positioning shaft; 43. a first pusher member; 44. a second pusher member; 45. a first driving member; 46. a second driving member;

5. a compression assembly; 51. compressing the driving member; 52. and a pressing member.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Detailed Description

In order to better understand the technical solution of the present application, the following detailed description is made with reference to the accompanying drawings.

It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

In the description of the embodiments of the present application, the technical terms "first", "second", and the like are used only for distinguishing different objects, and are not to be construed as indicating or implying relative importance or implicitly indicating the number, specific order, or primary-secondary relationship of the technical features indicated. In the description of the embodiments of the present application, "a plurality" means two or more unless specifically defined otherwise.

Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the specification. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein may be combined with other embodiments.

In the description of the embodiments of the present application, the term "plurality" refers to two or more (including two), and similarly, "plural sets" refers to two or more (including two), and "plural pieces" refers to two or more (including two).

In the description of the embodiments of the present application, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the directions or positional relationships indicated in the drawings, and are only for convenience of description of the embodiments of the present application and for simplicity of description, but do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element through intervening elements.

In the description of the embodiments of the present application, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrated; mechanical connection or electrical connection is also possible; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.

In one application scenario, the PCB panel can be a common multilayer board or a high-rise circuit board, and the drilling precision of the PCB panel is influenced to a great extent by the position precision of the PCB panel placed on the reference board 1 in the actual processing process.

The positioning device in the prior art usually includes a carrier 21 driven by a lifting mechanism, the carrier 21 has a positioning element 22 thereon, the positioning element 22 can cooperate with a hole on the PCB to achieve positioning, and when the PCB is blanked, the lifting mechanism is lowered to separate the positioning element 22 from the hole on the PCB. In actual use, the positioning member 22 is usually mounted on the carrier 21 by a PIN device, and the hole on the carrier 21 is usually machined by a machining spindle of a machine table. When the main shaft processes the bearing part 21, the bearing part 21 moves downward for a certain distance under the pressure of the main shaft, which results in a smaller depth of the processing hole, and when the positioning part 22 is subsequently installed, the height of the positioning part 22 protruding out of the bearing part 21 is larger. So, after bearing 21 descends to predetermined position, the top of setting element 22 still can contact with the PCB flitch, and then influences the unloading of PCB flitch.

The following describes a specific embodiment of the positioning device for a PCB according to the structure of the positioning device for a PCB provided in an embodiment of the present application.

In order to solve the above problems, the present application provides a PCB positioning device 100, which includes a reference board 1, a fine positioning assembly 2 and an auxiliary limiting assembly 3, wherein the reference board 1 is used for placing a PCB plate; the fine positioning assembly 2 comprises a bearing part 21, a positioning part 22 and a lifting driving part 23, wherein the lifting driving part 23 is connected with the reference plate 1 and the bearing part 21, specifically, an output end of the lifting driving part 23 can penetrate through the reference plate 1 to be connected with the bearing part 21, a main body part of the lifting driving part 23 can be fixed on the reference plate 1 through a fastener, the lifting driving part 23 is used for driving the bearing part 21 to slide along a direction perpendicular to the reference plate 1, the positioning part 22 is arranged on the bearing part 21, and the positioning part 22 is used for being matched and connected with a positioning hole arranged on a PCB (printed circuit board) plate; supplementary spacing subassembly 3 includes spacing driving piece 31 and connects in the stopper 32 of spacing driving piece 31 output, holds carrier 21 and is provided with the spacing portion 211 with stopper 32 assorted, and spacing driving piece 31 is used for driving stopper 32 and spacing portion 211 butt.

Referring to fig. 1 and 3, the reference plate 1 may have a flat plate structure so that a PCB board can be stably placed thereon. The fine positioning assembly 2 can be set up one set or more, according to the location principle, preferably set up two sets of fine positioning assemblies, and it can be the massive structure to hold carrier 21, and the direction that holds carrier 21 along perpendicular to benchmark board 1 slides and sets up on benchmark board 1, can set up on the benchmark board 1 with the appearance assorted hole that holds carrier 21, so, hold carrier 21 and can be relatively for sliding steadily relative benchmark board 1. The positioning element 22 may be a pin matched with the size of the positioning hole on the PCB board, and the positioning element 22 may be mounted on the carrier 21 by a connection fastening structure or an interference fit. The lifting driving member 23 can be any structure or device capable of driving the bearing member 21 to move, such as a telescopic cylinder, a telescopic oil cylinder, a motor guide rail structure, etc., a main body portion of the lifting driving member 23 can be mounted on the reference plate 1 through a connecting structure such as a bolt, further, the lifting driving member can be mounted below the reference plate 1, and the bearing member 21 is connected with an output end of the lifting driving member 23, so that the lifting driving member 23 can drive the bearing member 21 to automatically lift, and further, the automation degree of positioning and stripping operations is improved.

The auxiliary limiting component 3 is matched with the fine positioning component 2, and the limiting driving member 31 in the auxiliary limiting component 3 can adopt a device or structure similar to that of the lifting driving member 23, which is not described in detail herein. The output end of the limiting driving piece 31 is provided with a limiting block 32, the bearing piece 21 is provided with a limiting part 211 matched with the limiting block 32, the limiting block 32 and the limiting part 211 can be matched with a shaft and a hole, and can also be matched with a wedge-shaped block and a wedge-shaped groove as long as the two can be tightly matched.

In this embodiment, before the positioning element 22 is installed on the bearing element 21, the limiting driving element 31 can drive the limiting block 32 to abut against the limiting portion 211 of the bearing element 21, so as to improve the position stability of the bearing element 21, and thus, the positioning element 22 can be ensured to be accurately and stably installed on the bearing element 21. After the positioning element 22 is installed on the bearing element 21, the limiting driving element 31 can drive the limiting block 32 to be separated from the limiting portion 211 of the bearing element 21, so that the bearing element 21 can be lifted freely and drive the positioning element 22 to extend into or withdraw from the positioning hole of the PCB panel.

In one embodiment, the stop 32 is a wedge-shaped block and the stop 211 is a wedge-shaped hole.

Referring to fig. 3, fig. 4 and fig. 5, the wedge-shaped design of the limiting block 32 can play a certain guiding role, so that the wedge-shaped block and the wedge-shaped hole have a good matching effect, and the design can significantly improve the matching stability of the limiting block 32 and the limiting portion 211. In addition, the telescopic stroke of the limiting driving member 31 can be slightly larger than the actual movement stroke of the limiting block 32, so that even if the limiting block 32 and the limiting part 211 are worn after a long-term use, the limiting driving member 31 can be further extended to ensure the stable contact between the limiting block 32 and the limiting part 211.

In one embodiment, the auxiliary limiting assembly 3 further includes an auxiliary limiting member 33, the auxiliary limiting member 33 is disposed on the reference plate 1 and extends along the moving direction of the limiting member 32, and the limiting member 32 is slidably connected to the auxiliary limiting member 33.

Referring to fig. 5, the auxiliary limiting member 33 may be disposed below the reference plate 1 by a conventional fastener, the extending direction of the auxiliary limiting member is the same as the moving direction of the limiting member 32, the limiting member 32 is always in sliding contact with the auxiliary limiting member 33 during the moving process, and further, the two may be connected by a sliding rail with good guidance quality to improve the sliding stability of the limiting member 32, and the sliding rail generally includes four types, i.e., a roller type, a steel ball type, a gear type and a damping sliding rail. The roller sliding rail is simple in structure, consists of a pulley and two rails, can meet the requirement of simple push-pull, and has poor bearing capacity and no buffering and rebounding capacity; the steel ball type is basically a two-section or three-section metal sliding rail, so that the installation is simpler, the space is saved, and the steel column sliding rail with better quality can ensure smooth push-and-pull, large bearing capacity and has the functions of buffering closing and pressing rebound opening; the gear type slide rail adopts a gear structure, so that the slide rail is very smooth and synchronous, and has the functions of buffering closing or pressing rebound opening; the damping slide rail is a slide rail with the most ideal buffering effect and capable of eliminating noise and buffering. In actual production, the type of the slide rail structure can be freely selected according to production requirements, and the application is not limited to this. When the limiting block 32 moves to abut against the limiting part 211, the limiting block 32 still abuts against the auxiliary sliding part, so that the limiting block 32 can play a certain supporting role when bearing the acting force from the direction of the bearing part 21, and the stability of the limiting block 32 is further improved.

In one embodiment, one of the limiting block 32 and the auxiliary limiting block 33 is provided with a protrusion portion 331, the other is provided with a groove portion 332 extending along the moving direction of the limiting block 32, and the protrusion portion 331 is embedded in the groove portion 332 and can slide along the groove portion 332.

Referring to fig. 5, the protrusion 331 and the groove 332 may be a matching bar-shaped protrusion and a matching bar-shaped groove, or may adopt a dovetail structure and a dovetail groove to improve the relative sliding precision and the structural strength. The scheme of this embodiment processing degree of difficulty is low, the cooperation stability is high and the cooperation is effectual.

In one embodiment, the PCB positioning apparatus 100 further includes a coarse positioning component 4, the coarse positioning component 4 includes an included angle pushing component and an included angle positioning block disposed on the reference board 1, the included angle positioning block has a first positioning surface and a second positioning surface, the first positioning surface and the second positioning surface are respectively abutted against two adjacent edges of the PCB board, and the included angle pushing component is slidably disposed on the reference board 1 along a direction close to or away from the included angle positioning block.

The included angle positioning block can be a right-angle structure formed by splicing two flat plates, wherein one flat plate is provided with a first positioning surface, and the other flat plate is provided with a second positioning surface. The included angle between the two flat plates should match with the angle of the PCB plate, and the PCB plate is usually in a square plate structure, so that the included angle between the two flat plates can be set to be a right angle, and therefore the first positioning surface and the second positioning surface can be better attached to two adjacent surfaces of the PCB plate.

The included angle pushing piece can be arranged on the reference plate 1 in a sliding mode and can be driven by a manual mode or a driving structure in a pushing mode and the like. Further, can set up the bar fretwork hole that sets up along the angular bisector direction of contained angle locating piece on the benchmark board 1, the below of benchmark board 1 can set up drive structures such as telescopic cylinder, the output of drive structure can pass bar fretwork hole and with PCB sheet material butt, so, drive structure can promote contained angle thrust piece along the direction motion of being close to or keeping away from the contained angle locating piece to improve positioning process's degree of automation. In the embodiment, the two adjacent sides of the PCB are positioned by the included angle positioning block, the PCB is pushed to be positioned by the included angle pushing piece correspondingly, the used parts are few, and the positioning efficiency is high.

In one embodiment, the PCB board positioning apparatus 100 further includes a coarse positioning assembly 4, the coarse positioning assembly 4 includes a first positioning shaft 41 and a second positioning shaft 42 disposed on the reference board 1, the first positioning shaft 41 and the second positioning shaft 42 are respectively abutted against two adjacent sides of the PCB board, the number of the first positioning shaft 41 and the second positioning shaft 42 may be one or more, and preferably two first positioning shafts 41 and two second positioning shafts 42 are disposed according to the positioning principle.

The coarse positioning assembly 4 further includes a first pushing member 43 disposed corresponding to the first positioning shaft 41 and a second pushing member 44 disposed corresponding to the second positioning shaft 42, wherein the first pushing member 43 is disposed on the reference plate 1 in a sliding manner along a direction close to or away from the first positioning shaft 41, and the second pushing member 44 is disposed on the reference plate 1 in a sliding manner along a direction close to or away from the second positioning shaft 42.

Referring to fig. 1, 2, 3 and 4, the first pushing member 43 and the second pushing member 44 are slidably disposed on the reference plate 1, the first pushing member 43 is used for pushing the PCB panel to abut against the first positioning shaft 41, and the second pushing member 44 is used for pushing the PCB panel to abut against the second positioning shaft 42, so as to ensure close contact between the PCB panel and the coarse positioning component 4 and prevent positioning deviation caused by non-close contact. First pushing member 43 and second pushing member 44 may be positioning pin shafts, which are slidably disposed on reference plate 1, and may be manually driven or combined with a driving member to improve the degree of automation, the driving member drives the positioning pin shafts to move, and the driving member may be a telescopic cylinder, a telescopic oil cylinder or a ball screw structure driven by a motor.

After the technical scheme is adopted, the PCB positioning device 100 only needs to place the PCB panel on the reference plate 1, and the first pushing piece 43 and the second pushing piece 44 respectively move towards the direction close to the first positioning shaft 41 and the second positioning shaft 42, in the process, the first pushing piece 43 and the second pushing piece 44 can be abutted against two adjacent sides of the PCB panel and push the PCB panel to move until the PCB panel is abutted against the first positioning shaft 41 and the second positioning shaft 42.

The positioning mode can flexibly position PCB plates of various types and different sizes, has high precision and good adaptability, and also improves the automation degree of application.

In one embodiment, the coarse positioning assembly 4 further includes a first pushing driving member 45 and a second pushing driving member 46, the first pushing driving member 45 and the second pushing driving member 46 are both fixed to the reference plate 1, an output end of the first pushing driving member 45 is connected to the first pushing member 43, and the first pushing driving member 45 is used for driving the first pushing member 43 to move in a direction approaching to or away from the first positioning shaft 41; an output end of the second push actuator 46 is coupled to the second push member 44, and the second push actuator 46 is adapted to move the second push member 44 in a direction toward or away from the second positioning shaft 42.

Referring to fig. 1 and 3, the first tightening driving member 45 and the second tightening driving member 46 may be similar to the lifting driving member 23, and are not described again. The first driving component 45 and the second driving component 46 can be disposed above the reference plate 1 to reduce the installation difficulty, and they can also be disposed below the reference plate 1 to increase the space above the reference plate 1 for loading and unloading, but the reference plate 1 is provided with a first clearance groove and a second clearance groove. The first positioning shaft 41 is slidably disposed in the first avoiding groove, and the first pushing driving member 45 is used for driving the first positioning shaft 41 to move in the first avoiding groove along a direction close to or away from the first positioning member 22. The second positioning shaft 42 is slidably disposed in the second avoiding groove, and the second pushing driving member 46 is used for driving the second positioning shaft 42 to move in the second avoiding groove along a direction close to or away from the second positioning member 22.

The present embodiment improves the automation degree of the positioning operation by providing the first driving member 45 and the second driving member 46, and reduces the labor intensity.

In one embodiment, the PCB positioning apparatus 100 further includes a pressing assembly 5, the pressing assembly 5 includes a pressing driving member 51 and a pressing member 52 disposed at an output end of the pressing driving member 51, the pressing driving member 51 can drive the pressing member 52 to move in a direction perpendicular to the reference board 1, and the pressing assembly 5 is disposed on the first pressing member 43 and/or the second pressing member 44.

Referring to fig. 1, the pressing member 52 may be a common mushroom head structure, and after the PCB is positioned on the reference plate 1, the pressing driving member 51 may drive the pressing member 52 to descend along a direction perpendicular to the reference plate 1, so that the pressing member 52 disposed at the top end of the first pushing member 43 and/or the second pushing member 44 is abutted against a surface of the PCB far from the reference plate 1, thereby preventing the body and the side edge of the PCB from warping during drilling and causing material scrap. The pressing component 5 in the embodiment can press the PCB plate on the reference plate 1, so that the stability of the PCB plate during processing is improved.

In one embodiment, the hold-down assembly 5 is a rotary clamp cylinder or rotary clamp ram.

The working process of the rotary clamping cylinder or the rotary clamping oil cylinder is that the rotary clamping cylinder or the rotary clamping oil cylinder rotates to a designated position according to a certain angle and direction and then is linearly compressed, the principle is that a piston finishes rotating in advance during working by utilizing air pressure or hydraulic drive, and the compressing action is finished after the piston rotates to a designed position and angle. The most common rotating angle is 90 degrees, and various angles such as 45 degrees, 180 degrees, 360 degrees and the like can be selected. The compressing action of the compressing assembly 5 is smoother and more stable, and the compressing assembly 5 can reserve a larger blanking space when blanking is performed, so that the convenience of blanking operation is improved.

In one embodiment, the PCB board processing equipment comprises the PCB board positioning device 100 of any one of the foregoing embodiments, so that the advantages of the PCB board positioning device 100 are obviously provided. The PCB processing device of the present application may be a cutting device for a PCB board, and the cutting device may specifically include, but is not limited to, for example, a laser cutting device or a mechanical cutting device; alternatively, the PCB processing apparatus of the present application may also be a drilling apparatus or the like, which may specifically include, but is not limited to, for example, a mechanical drilling apparatus, a UV laser drilling apparatus, or the like. The PCB positioning device 100 based on the embodiment has the advantages of high precision, good applicability, high automation degree and the like, and the PCB processing equipment can further improve the processing precision and the automation degree when processing the PCB, thereby improving the processing efficiency and reducing the production and processing cost.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements and the like made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a PCB board positioner, its characterized in that includes benchmark board, smart locating component and supplementary spacing subassembly, wherein:

the reference plate is used for placing a PCB plate;

the fine positioning assembly comprises a bearing piece, a positioning piece and a lifting driving piece, the lifting driving piece is connected with the reference plate and the bearing piece, the lifting driving piece is used for driving the bearing piece to slide along the direction perpendicular to the reference plate, the positioning piece is arranged on the bearing piece, and the positioning piece is used for being matched and connected with a positioning hole formed in a PCB (printed circuit board) plate;

supplementary spacing subassembly include spacing driving piece and connect in the stopper of spacing driving piece output holds and is provided with on the carrier with the spacing portion of stopper assorted, spacing driving piece is used for the drive the stopper with spacing portion butt.

2. The PCB board positioning device of claim 1, wherein the limiting block is a wedge-shaped block, and the limiting portion is a wedge-shaped hole.

3. The PCB board positioning device of claim 1, wherein the auxiliary limiting component further comprises an auxiliary limiting member, the auxiliary limiting member is disposed on the reference board and extends along a movement direction of the limiting member, and the limiting member is slidably connected to the auxiliary limiting member.

4. The PCB positioning device of claim 3, wherein one of the limiting block and the auxiliary limiting block is provided with a protrusion portion, the other of the limiting block and the auxiliary limiting block is provided with a groove portion extending along the movement direction of the limiting block, and the protrusion portion is embedded in the groove portion and can slide along the groove portion.

5. The PCB positioning device of any one of claims 1-4, further comprising a coarse positioning assembly, wherein the coarse positioning assembly comprises an included angle pushing member and an included angle positioning block arranged on the reference plate, the included angle positioning block is provided with a first positioning surface and a second positioning surface, and the first positioning surface and the second positioning surface are respectively abutted against two adjacent edges of the PCB; and the included angle tightening piece is arranged on the reference plate in a sliding manner along the direction close to or far away from the included angle positioning block.

6. The PCB positioning device of any one of claims 1 to 4, further comprising a coarse positioning component, wherein the coarse positioning component comprises a first positioning shaft and a second positioning shaft which are arranged on the reference plate, and the first positioning shaft and the second positioning shaft are respectively abutted against two adjacent edges of the PCB;

the coarse positioning assembly further comprises a first pushing piece arranged relative to the first positioning shaft and a second pushing piece arranged relative to the second positioning shaft, and the first pushing piece is arranged on the reference plate in a sliding mode in a direction close to or far away from the first positioning shaft; and the second pushing-tightening piece is arranged on the reference plate in a sliding manner along the direction close to or far away from the second positioning shaft.

7. The PCB positioning device of claim 6, wherein the coarse positioning assembly further comprises a first tightening driving member and a second tightening driving member; the first tightening driving piece and the second tightening driving piece are fixed on the reference plate;

the output end of the first pushing driving piece is connected with the first pushing piece, and the first pushing driving piece is used for driving the first pushing piece to move in the direction close to or far away from the first positioning shaft;

the output end of the second pushing driving piece is connected with the second pushing piece, and the second pushing driving piece is used for driving the second pushing piece to move in the direction close to or far away from the second positioning shaft.

8. The PCB positioning device of claim 7, further comprising a pressing assembly, wherein the pressing assembly comprises a pressing driving member and a pressing member disposed at an output end of the pressing driving member, the pressing driving member can drive the pressing member to move in a direction perpendicular to the reference plate, and the pressing assembly is disposed on the first pressing member and/or the second pressing member.

9. The PCB board positioning device of claim 8, wherein the hold-down assembly is a rotary clamping cylinder or a rotary clamping cylinder.

10. A PCB processing apparatus, comprising the PCB positioning device of any one of claims 1 to 9.

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