CN212859317U - Manual lantern ring machine for PCB drill point - Google Patents

Abstract

A manual ring sleeving machine for a PCB drill point comprises a fixing frame, a connecting rod push-pull structure, a moving structure, a fixing plate, a ring sleeving structure, a guide rod structure, a ring withdrawing structure and a limiting structure; the lantern ring structure comprises a pressure lever structure and a lantern ring seat; the ring withdrawing structure comprises a ring withdrawing needle structure and a ring withdrawing seat; the limiting structure comprises a limiter structure and a limiting seat. When the collar is sleeved, the PCB drill point and the plastic ring are placed on a collar seat of the collar structure, the connecting rod push-pull structure is pulled, and when the limiter structure touches a limiting seat, the collar work is completed; when the ring is withdrawn, the PCB drill point sleeved with the plastic ring is placed on the ring withdrawing seat, the connecting rod push-pull structure is pulled, and when the limiting stopper structure touches the limiting seat, the ring withdrawing work is completed. All the structures cooperate with each other to complete the quick and high-quality lantern ring or ring withdrawing work of the PCB drill point.

Description

Manual lantern ring machine for PCB drill point

Technical Field

The utility model relates to a PCB drill point production field especially relates to a manual lantern ring machine for PCB drill point.

Background

When carrying out electrically conductive through-hole's drilling to PCB multilayer circuit board, because its aperture size is less and the machining dimension is comparatively accurate, can choose for use to bore hole processing to it usually for use. However, because the diameter of the drill bit at the top of the PCB drill point is smaller, and the diameter change value of the adjacent types of the drill bits is smaller, the naked eyes are difficult to distinguish the drill bits with different specifications.

In order to avoid unqualified products with deviation in hole diameter, hole depth and the like caused by selecting wrong drill bits in the production process of the PCB multi-layer circuit board, the method is used for marking the specification of the PCB drill point.

However, the currently used manual collar machine for the PCB drill point has the following defects: 1) in the existing ring sleeving machine, a pressure lever or a ring withdrawing needle moves towards a PCB drill point along a single guide rod so as to complete the ring sleeving or ring withdrawing work, but due to installation errors and movement deviation, the single guide rod cannot ensure that the acting force of the pressure lever or the ring withdrawing needle on the PCB drill point is in the vertical direction, so that the PCB drill point is stressed and deformed when the ring is sleeved or withdrawn, the product qualification rate is reduced, and the loss is increased; 2) when the ring is sleeved, the head of the PCB drill point downwards presses a measuring meter right below the PCB drill point, and the degree of the drill point pressed downwards is judged according to the rotating angle of the pointer.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a manual lantern ring machine for PCB drill point has solved the PCB drill point lantern ring or has moved back the problem that exists when encircling.

The technical scheme is as follows: the utility model provides a manual lantern ring machine for PCB drill point, including mount, connecting rod push-and-pull structure, moving structure, fixed plate, lantern ring structure, guide arm structure, move back ring structure and limit structure, connecting rod push-and-pull structure sets up above the mount and one end and moving structure are connected, the fixed plate sets up in moving structure below, the lantern ring structure includes depression bar structure and lantern ring seat, depression bar structure sets up the intermediate position on the fixed plate, lantern ring seat sets up on the mount and is located under the depression bar structure, guide arm structure one end is connected with the fixed plate, the other end and lantern ring seat are connected, move back ring structure includes moving back ring needle structure and moving back ring seat, move back ring needle structure and set up the side position on the fixed plate, move back ring seat and set up on the mount and be located under moving back ring needle structure; the limiting structure comprises a limiter structure and a limiting seat, the limiter structure is arranged at the upper side edge of the fixing plate, and the limiting seat is arranged on the fixing frame and is positioned under the limiter structure. When the collar is sleeved, the relative position of a stopper structure in the limiting structure on the fixing plate is adjusted according to the specification requirement of the PCB drill point, the PCB drill point and the plastic ring are placed on a collar seat of the collar structure, the connecting rod push-pull structure is pulled to drive a pressure rod structure arranged on the fixing plate to move towards the collar seat along the guide rod mechanism through the moving structure, and when the stopper structure touches the limiting seat, the collar is completed; when withdrawing the ring, put the PCB drill point that the cover has the plastics ring on withdrawing the ring seat, pulling connecting rod push-and-pull structure, drive the ring needle structure that withdraws that sets up on the fixed plate and move to withdrawing the ring seat direction through the moving structure along guide arm mechanism, when stopper structure touchs spacing seat, accomplish and withdraw the ring work. All the structures cooperate with each other to complete the quick and high-quality lantern ring or ring withdrawing work of the PCB drill point.

Furthermore, the connecting rod push-and-pull structure comprises a connecting rod fixing seat, a first shaft, a connecting rod handle, a second shaft, a connecting rod, a third shaft and a connecting shaft, wherein the connecting rod handle is arranged on the connecting rod fixing seat through the first shaft, one end of the connecting rod is connected with the connecting rod handle through the second shaft, and the other end of the connecting rod is connected with one end of the connecting shaft through the third shaft. When the ring is sleeved or withdrawn, the connecting rod handle is pulled, and the connecting shaft is driven by the connecting rod to move up and down.

Further, the moving structure comprises a moving block and a moving guide block, and the moving block is arranged on the moving guide block; a first dovetail groove and a second dovetail groove are formed in the bottom of the moving block and are arranged in parallel; the movable guide block is provided with a first trapezoidal guide block and a second trapezoidal guide block which are arranged in parallel. The first dovetail groove and the second dovetail groove in the moving block are matched with the first trapezoidal guide block and the second trapezoidal guide block in the moving guide block, so that the accuracy of the moving position of the moving structure is greatly improved, and the position accuracy of the pressing rod structure and the push rod structure to the acting force of the PCB drill point is improved when a lantern ring is sleeved or the lantern ring is withdrawn.

Furthermore, the pressure lever structure comprises a pressure lever connecting shaft and a pressure head, and the pressure head is arranged on the pressure lever connecting shaft. The pressure head is made of rubber materials and is coated at one end of the pressure rod connecting shaft, and a screw rod is arranged at the small end of the pressure rod connecting shaft and is matched with a threaded hole at the bottom of the connecting shaft for use.

Furthermore, the guide rod structure comprises a guide rod, a linear bearing, a shaft sleeve and a spring, the guide rod is arranged inside the linear bearing, the shaft sleeve is arranged at the end part of the guide rod, and the spring is arranged on the guide rod and is positioned between the linear bearing and the shaft sleeve. The linear bearing is fixed on the connecting plate, the shaft sleeve is fixed on the lantern ring seat, and when the lantern ring or the push ring is pushed, the connecting rod push-pull structure drives the moving structure to move towards the lantern ring seat along the guide rod, so that the accuracy of the lantern ring withdrawing position is improved.

Furthermore, a first groove is formed in the position, close to a flange of the spring, of the linear bearing; and a second groove is formed in the position, close to the flange of the spring, of the shaft sleeve. The first groove and the second groove are used for fixing the spring, the stability of the spring in use is improved, and therefore the stress balance of the PCB drill point in the process of lantern ring and ring withdrawal is improved.

Further, move back the ring needle structure including moving back the ring needle and moving back ring needle lock nut, it includes screw rod portion and needle portion to move back the ring needle, it sets up on the screw rod portion that moves back the ring needle to move back ring needle lock nut. The position of the screw part of the looper withdrawing needle on the fixing plate is adjusted according to requirements, and then the screw part is positioned by the looper withdrawing locking nut.

Furthermore, the stopper structure includes screw rod, rubber head, first fixation nut and second fixation nut, the rubber head sets up in screw rod one end, first fixation nut and second fixation nut set gradually on the screw rod. According to the specification requirement of the PCB drill point lantern ring, the position of a screw rod of the limiting stopper structure on the fixing plate is adjusted, and then the limiting stopper structure is locked through the first fixing nut and the second fixing nut. When the lantern ring is sleeved, the connecting rod push-pull structure is pulled, and when a rubber head in the limiter structure presses the limiting seat, lantern ring working is completed. The limiting mechanism replaces the original measuring meter, so that the head drill bit of the PCB drill point is prevented from being stressed, the meter reading operation is saved, and the position precision and the working efficiency of the lantern ring are greatly improved. .

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: 1) the moving structure provided with the dovetail groove and the trapezoid guide block is added, so that the moving position accuracy in the process of ring sleeving or ring withdrawing is greatly improved, the phenomena of deformation and the like of a PCB drill point in the process of ring sleeving or ring withdrawing are avoided, the yield is greatly improved, and the loss is reduced; 2) the limiting structure is adjusted according to the specification and size of the PCB drill point needing to be sleeved or withdrawn, so that the moving amount of the sleeved or withdrawn ring is limited, the damage phenomenon caused by the contact of the PCB drill point and a measuring meter in the original ring sleeving machine is avoided, the sleeve ring or the withdrawal ring is completed at one time, and the working efficiency is greatly improved; 3) the structure is simple, the operation is convenient, the device is suitable for the lantern ring and the ring withdrawing work of PCB drill pins with different specifications, and the device has wide applicability.

Drawings

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

FIG. 2 is a perspective view of a connecting rod push-pull configuration;

FIG. 3 is a perspective view of the mobile structure;

FIG. 4 is a front view of the traveling block;

FIG. 5 is a perspective view of the compression bar structure;

FIG. 6 is a cross-sectional view of the guide bar construction;

FIG. 7 is an enlarged view of a portion of the guide bar structure at A;

FIG. 8 is an enlarged view of a portion of the guide bar structure at B;

FIG. 9 is a perspective view of a needle structure for withdrawing loops;

figure 10 is a front view of the stopper structure.

In the figure: the device comprises a fixed frame 1, a connecting rod push-pull structure 2, a connecting rod fixing seat 21, a first shaft 22, a connecting rod handle 23, a second shaft 24, a connecting rod 25, a third shaft 26, a connecting shaft 27, a moving structure 3, a moving block 31, a first dovetail groove 311, a second dovetail groove 312, a moving guide block 32, a first trapezoid guide block 321, a second trapezoid guide block 322, a fixing plate 4, a lantern ring structure 5, a pressure rod structure 51, a pressure rod connecting shaft 511, a pressure head 512, a lantern ring seat 52, a guide rod structure 6, a guide rod 61, a linear bearing 62, a first groove 621, a shaft sleeve 63, a second groove 631, a spring 64, an lantern ring withdrawing structure 7, a lantern ring withdrawing structure 71, a lantern ring withdrawing 711, a screw part 7111, a needle part 7112, a lantern ring withdrawing needle locking nut 712, a lantern ring withdrawing seat 72, a limiting structure 8, a limiter structure 81, a screw 811, a rubber head 812, a first fixing nut 813, a.

Detailed Description

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

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

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example one

As shown in fig. 1, it is a perspective view of the present invention, comprising a fixing frame 1, a connecting rod push-pull structure 2, a moving structure 3, a fixing plate 4, a collar structure 5, a guide rod structure 6, a ring-withdrawing structure 7 and a limit structure 8, the connecting rod push-pull structure 2 is arranged above the fixed frame 1, one end of the connecting rod push-pull structure is connected with the moving structure 3, the fixed plate 4 is arranged below the moving structure 3, the collar structure 5 comprises a pressure lever structure 51 and a collar base 52, the pressure lever structure 51 is arranged at the middle position on the fixing plate 4, the lantern ring seat 52 is arranged on the fixed frame 1 and is positioned under the pressure bar structure 51, one end of the guide rod structure 6 is connected with the fixed plate 4, the other end is connected with the lantern ring seat 52, the ring withdrawing structure 7 comprises a ring withdrawing needle structure 71 and a ring withdrawing seat 72, the ring withdrawing needle structure 71 is arranged at the position of the upper side edge of the fixing plate 4, and the ring withdrawing seat 72 is arranged on the fixing frame 1 and is positioned right below the ring withdrawing needle structure 71; the limiting structure 8 comprises a limiter structure 81 and a limiting seat 82, the limiter structure 81 is arranged at the upper side edge of the fixing plate 4, and the limiting seat 82 is arranged on the fixing frame 1 and is positioned under the limiter structure 81.

As shown in fig. 2, the connecting rod push-pull structure 2 includes a connecting rod fixing seat 21, a first shaft 22, a connecting rod handle 23, a second shaft 24, a connecting rod 25, a third shaft 26 and a connecting shaft 27, wherein the connecting rod handle 23 is disposed on the connecting rod fixing seat 21 through the first shaft 22, one end of the connecting rod 25 is connected with the connecting rod handle 23 through the second shaft 24, and the other end is connected with one end of the connecting shaft 27 through the third shaft 26.

As shown in fig. 3, the moving structure 3 is a perspective view, and includes a moving block 31 and a moving guide block 32, where the moving block 31 is disposed on the moving guide block 32; as shown in fig. 4, a front view of the moving block 31 is provided, a first dovetail groove 311 and a second dovetail groove 312 are provided at the bottom of the moving block, and the first dovetail groove 311 and the second dovetail groove 312 are arranged in parallel; the movable guide block 32 is provided with a first trapezoidal guide block 321 and a second trapezoidal guide block 322, and the first trapezoidal guide block 321 and the second trapezoidal guide block 322 are arranged in parallel.

As shown in fig. 5, the pressing rod structure 51 includes a pressing rod connecting shaft 511 and a pressing head 512, and the pressing head 512 is disposed on the pressing rod connecting shaft 511.

Fig. 6 shows a cross-sectional view of the guide rod structure 6, which includes a guide rod 61, a linear bearing 62, a bushing 63, and a spring 64, wherein the guide rod 61 is disposed inside the linear bearing 62, the bushing 63 is disposed at an end of the guide rod 61, and the spring 64 is disposed on the guide rod 61 between the linear bearing 62 and the bushing 63.

As shown in fig. 7 and fig. 8, which are an enlarged view of a partial view at a and an enlarged view of a partial view at B of the guide bar structure 6, the linear bearing 62 is provided with a first groove 621 near the flange of the spring 64; the sleeve 63 is provided with a second groove 631 adjacent to the flange of the spring 64.

As shown in fig. 9, the ring withdrawing needle structure 71 is a perspective view, and includes a ring withdrawing needle 711 and a ring withdrawing needle locking nut 712, the ring withdrawing needle 711 includes a screw portion 7111 and a needle portion 7112, and the ring withdrawing needle locking nut 712 is disposed on the screw portion 7111 of the ring withdrawing needle 711.

As shown in fig. 10, the stopper structure 81 includes a screw 811, a rubber head 812, a first fixing nut 813 and a second fixing nut 814, wherein the rubber head 812 is disposed at one end of the screw 811, and the first fixing nut 813 and the second fixing nut 814 are sequentially disposed on the screw 811.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a PCB bores manual lantern ring machine for needle which characterized in that: the device comprises a fixed frame (1), a connecting rod push-pull structure (2), a moving structure (3), a fixed plate (4), a lantern ring structure (5), a guide rod structure (6), a ring withdrawing structure (7) and a limiting structure (8), wherein the connecting rod push-pull structure (2) is arranged above the fixed frame (1), one end of the connecting rod push-pull structure is connected with the moving structure (3), the fixed plate (4) is arranged below the moving structure (3), the lantern ring structure (5) comprises a pressure rod structure (51) and a lantern ring seat (52), the pressure rod structure (51) is arranged at the middle position on the fixed plate (4), the lantern ring seat (52) is arranged on the fixed frame (1) and is positioned under the pressure rod structure (51), one end of the guide rod structure (6) is connected with the fixed plate (4), the other end of the guide rod structure is connected with the lantern ring seat (52), the ring withdrawing structure (7) comprises a ring withdrawing needle structure (71), the loop withdrawing needle structure (71) is arranged at the side position on the fixing plate (4), and the loop withdrawing seat (72) is arranged on the fixing frame (1) and is positioned right below the loop withdrawing needle structure (71); limiting structure (8) include stopper structure (81) and spacing seat (82), stopper structure (81) set up side position on fixed plate (4), spacing seat (82) set up on mount (1) and lie in under stopper structure (81).

2. The manual collar machine for PCB drill pins of claim 1, wherein: the connecting rod push-and-pull structure (2) comprises a connecting rod fixing seat (21), a first shaft (22), a connecting rod handle (23), a second shaft (24), a connecting rod (25), a third shaft (26) and a connecting shaft (27), wherein the connecting rod handle (23) is arranged on the connecting rod fixing seat (21) through the first shaft (22), one end of the connecting rod (25) is connected with the connecting rod handle (23) through the second shaft (24), and the other end of the connecting rod (25) is connected with one end of the connecting shaft (27) through the third shaft (26).

3. The manual collar machine for PCB drill pins of claim 1, wherein: the moving structure (3) comprises a moving block (31) and a moving guide block (32), and the moving block (31) is arranged on the moving guide block (32); a first dovetail groove (311) and a second dovetail groove (312) are formed in the bottom of the moving block (31), and the first dovetail groove (311) and the second dovetail groove (312) are arranged in parallel; the movable guide block (32) is provided with a first trapezoidal guide block (321) and a second trapezoidal guide block (322), and the first trapezoidal guide block (321) and the second trapezoidal guide block (322) are arranged in parallel.

4. The manual collar machine for PCB drill pins of claim 1, wherein: the pressure lever structure (51) comprises a pressure lever connecting shaft (511) and a pressure head (512), and the pressure head (512) is arranged on the pressure lever connecting shaft (511).

5. The manual collar machine for PCB drill pins of claim 1, wherein: the guide rod structure (6) comprises a guide rod (61), a linear bearing (62), a shaft sleeve (63) and a spring (64), wherein the guide rod (61) is arranged inside the linear bearing (62), the shaft sleeve (63) is arranged at the end part of the guide rod (61), and the spring (64) is arranged on the guide rod (61) and is positioned between the linear bearing (62) and the shaft sleeve (63).

6. The manual collar machine for PCB drill pins of claim 5, wherein: a first groove (621) is formed in the position, close to the flange of the spring (64), of the linear bearing (62); and a second groove (631) is formed in the position, close to the flange of the spring (64), of the shaft sleeve (63).

7. The manual collar machine for PCB drill pins of claim 1, wherein: the ring withdrawing needle structure (71) comprises a ring withdrawing needle (711) and a ring withdrawing needle locking nut (712), the ring withdrawing needle (711) comprises a screw rod part (7111) and a needle part (7112), and the ring withdrawing needle locking nut (712) is arranged on the screw rod part (7111) of the ring withdrawing needle (711).

8. The manual collar machine for PCB drill pins of claim 1, wherein: stopper structure (81) include screw rod (811), rubber head (812), first fixation nut (813) and second fixation nut (814), rubber head (812) set up in screw rod (811) one end, first fixation nut (813) and second fixation nut (814) set gradually on screw rod (811).

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