CN207733075U

CN207733075U - A kind of PCB circuit board high-precision trimming device

Info

Publication number: CN207733075U
Application number: CN201820191595.7U
Authority: CN
Inventors: 易群芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-02-05
Filing date: 2018-02-05
Publication date: 2018-08-14
Anticipated expiration: 2028-02-05

Abstract

The utility model is related to wiring board technical field of processing equipment, and disclose a kind of PCB circuit board high-precision trimming device, including pedestal, the top at base front surface and the back side offers elongated card slot, the inside of elongated card slot is clamped with the fixture block of pushing block bottom end inner wall, the side of pushing block is fixedly connected with the side of connecting plate, and the other side of connecting plate is fixedly connected with the one end for adjusting sleeve, and the middle part movable sleeve for adjusting sleeve outer wall is connected to stop sleeve.The PCB circuit board high-precision trimming device, pass through the adjusting to handle, so that V-type gear II drives V-type gear I to rotate, to by driving the rotation of screw rod to push the translational motion of adjusting sleeve, so that pushing block is slided along the length direction of elongated card slot, the PCB circuit board for being placed on pedestal top exposes the length of pedestal tip edge, by being threadedly coupled adjusting displacement scale twice, can more precision adjustment cut lengths, while edge alignment cutting can substantially reduce the defect rate of product.

Description

A kind of PCB circuit board high-precision trimming device

Technical field

The utility model is related to wiring board technical field of processing equipment, specially a kind of PCB circuit board high-precision trimming dress It sets.

Background technology

The Chinese of PCB is printed circuit board, is important electronic unit, is the supporter of electronic component, is electricity The carrier of sub- component electrical connection, after electronic equipment uses printed board, due to the consistency of similar printed board, so as to avoid The mistake of artificial wiring, and can realize electronic component inserting or attachment, automatic tin soldering, automatic detection automatically, it ensure that electronics The quality of equipment, improves labor productivity, reduces cost, and easy to repair.Semi-finished product PCB under production line Wiring board generally requires to carry out trimming working process, and in the prior art, trimming mostly uses artificial cutting, due to visually measuring size Error exists, for the PCB circuit board of high-precision requirement, it is difficult to it is cut into perfect product, the product defect rate of generation is higher, And laser cutting is used, it will produce very high production and processing cost.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of PCB circuit board high-precision trimming device, has height The cutting of precision size reduces product defect rate, reduces the advantages that cutting processing cost, solves that artificial cutting error is big, product Defect rate is high, problem that laser cutting cost is high.

(2) technical solution

For the purpose for realizing above-mentioned high-precision size cutting, reducing product defect rate, reducing cutting processing cost, this practicality It is novel to provide the following technical solutions：A kind of PCB circuit board high-precision trimming device, including pedestal, the base front surface and the back side Top offer elongated card slot, the inside of the elongated card slot is clamped with the fixture block of pushing block bottom end inner wall, the pushing block Side is fixedly connected with the side of connecting plate, and the other side of the connecting plate is fixedly connected with the one end for adjusting sleeve, the tune The middle part movable sleeve of section sleeve outer wall is connected to stop sleeve, and the inside of the stop sleeve and the external screw-thread of driving screw rod connect It connects, one end of the driving screw rod outer wall is fixedly connected with the inner wall of positioning bearing, the bottom end of the positioning bearing and bearing branch The top of seat is fixedly connected, and the middle part fixing sleeve of the driving screw rod outer wall is connected to V-type gear I, the V-type gear I and V-type tooth The inside fixing sleeve of II engagement of wheel, the V-type gear II is connected to bull stick, and the top of the bull stick and the bottom end of handle, which are fixed, to be connected It connecing, the middle part of the bull stick outer wall and the top pivot bush unit of holder, the bottom end of the holder are fixedly connected with the top of pedestal, The middle part at the base front surface and the back side is installed with pressing device, and the side of the pedestal and the side of cushion block, which are fixed, to be connected It connects, the other side of the cushion block is fixedly connected with the bottom end of erection support side, is offered in the middle part of the erection support top The both sides of slotted hole, the erection support top and close slotted hole offer strip sliding slot, the inside of the strip sliding slot Cutter device is slidably connected, the cutter device runs through and extends to the outside of slotted hole.

Preferably, the pressing device includes support plate, and the side of the support plate is fixedly connected with the side of pedestal, institute The top for stating support plate is fixedly connected with the bottom end of L-type fagging, and the top of the L-type fagging is threaded with adjusting screw rod, and Adjusting screw rod runs through the top of L-type fagging, and the top of the adjusting screw rod is fixedly connected with the bottom end of knob, the adjusting screw rod Bottom end and press the top pivot bush unit of block.

Preferably, the cutter device includes pressing plate, and the bottom end of the pressing plate is fixedly connected with the top of mounting plate, The mounting plate runs through slotted hole, and the bottom end of the mounting plate is fixedly connected with the top of cutting blade, outside the mounting plate The position on wall and close erection support top has been fixedly attached limiting plate, and the both sides of the limiting plate bottom end are installed with cunning Block, two sliding blocks are slidably connected with two strip sliding slots respectively, and the outer wall movable sleeve of the mounting plate is connected to spring, described The top of spring is fixedly connected with the bottom end of pressing plate, and the bottom end of the spring is fixedly connected with the top of limiting plate.

Preferably, the top of the cushion block is placed with garbage collection disk, and the both ends of the garbage collection disk are respectively embedded into bottom The inside of the inside and erection support of seat.

Preferably, the top for adjusting sleeve outer wall is equipped with graduation mark along its length.

Preferably, the end for adjusting sleeve outer wall is installed with anti-off board, there are two the anti-off board is set, and two A anti-off board arrangement symmetrical above and below.

(3) advantageous effect

Compared with prior art, the utility model provides a kind of PCB circuit board high-precision trimming device, and having following has Beneficial effect：

1, the PCB circuit board high-precision trimming device, passes through the adjusting to handle so that V-type gear II drives V-type gear I rotation, to pass through drive screw rod rotation push adjust sleeve translational motion so that pushing block along elongated card slot length Direction is slided, and the PCB circuit board for being placed on pedestal top exposes the length of pedestal tip edge, by being threadedly coupled adjusting twice Displacement scale, can more precision adjustment cut lengths, while edge alignment cutting can substantially reduce the defect rate of product.

2, the PCB circuit board high-precision trimming device, the pressing device installed by pedestal both sides is to PCB circuits to be cut Plate is adjusted compression, so as to prevent PCB circuit board in cutting process from sliding, causes cutting substandard products to generate, passes through pressing And slide cutter device so that cutting blade linear slide is cut, it is possible to prevente effectively from the offset error etc. that artificial cutting belt is come Situation, while cutting cost is reduced using manual cutting.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the partial side view of the utility model Fig. 1；

Fig. 3 is the vertical view of the utility model cutter device.

In figure：1 pedestal, 2 elongated card slots, 3 pushing blocks, 4 connecting plates, 5 adjusting sleeves, 6 stop sleevees, 7 driving screw rods, 8 are determined Position bearing, 9 bearing spiders, 10V types gear I, 11V types gear II, 12 bull sticks, 13 handles, 14 holders, 15 pressing devices, 151 Block, 16 cushion blocks, 17 erection supports, 18 slotted holes, 19 length are pressed in fagging, 152L types fagging, 153 adjusting screw rods, 154 knobs, 155 Bar sliding slot, 20 cutter devices, 201 pressing plate, 202 mounting plates, 203 cutting blades, 204 limiting plates, 205 sliding blocks, 206 springs, 21 garbage collection disks, 22 graduation marks, 23 anti-off boards.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

Please refer to Fig.1-3, a kind of PCB circuit board high-precision trimming device, including pedestal 1, the top in pedestal 1 front and the back side End offers elongated card slot 2, and the inside of elongated card slot 2 is clamped with the fixture block of 3 bottom end inner wall of pushing block, the side of pushing block 3 and company The side of fishplate bar 4 is fixedly connected, and the other side of connecting plate 4 is fixedly connected with the one end for adjusting sleeve 5, adjusts 5 outer wall of sleeve Top is equipped with graduation mark 22 along its length, and the scale value that graduation mark 22 indicates is the side of connecting plate 4 with respect to stop sleeve 6 The distance of side, the end for adjusting 5 outer wall of sleeve is installed with anti-off board 23, there are two anti-off board 23 is set, and two anticreeps 23 arrangement symmetrical above and below of plate, anti-off board 23, which can place, to be adjusted the disengaging stop sleeve 6 of sleeve 5 and loses support and regulating effect, The middle part movable sleeve for adjusting 5 outer wall of sleeve is connected to stop sleeve 6, and the inside of stop sleeve 6 and the external screw-thread of driving screw rod 7 connect It connects, one end of 7 outer wall of screw rod is driven to be fixedly connected with the inner wall of positioning bearing 8, position bottom end and the bearing spider 9 of bearing 8 Top is fixedly connected, and the middle part fixing sleeve of driving 7 outer wall of screw rod is connected to V-type gear I 10, V-type gear I 10 and V-type gear II 11 Engagement, the inside fixing sleeve of V-type gear II 11 are connected to bull stick 12, and the top of bull stick 12 is fixedly connected with the bottom end of handle 13, lead to Cross the adjusting to handle 13 so that V-type gear II 11 drives V-type gear I 10 to rotate, to by driving the rotation of screw rod 7 to push away The dynamic translational motion for adjusting sleeve 5 so that pushing block 3 is slided along the length direction of elongated card slot 2, is placed on 1 top of pedestal PCB circuit board exposes the length of pedestal 1 tip edge, can more precision by being threadedly coupled adjusting displacement scale twice Cut lengths are adjusted, while edge alignment cutting can substantially reduce the defect rate of product, middle part and the holder 14 of 12 outer wall of bull stick Top pivot bush unit, the bottom end of holder 14 is fixedly connected with the top of pedestal 1, and 1 front of pedestal and the middle part at the back side are fixed Pressing device 15 is installed, the pressing device 15 installed by 1 both sides of pedestal is adjusted compression to PCB circuit board to be cut, So as to prevent PCB circuit board in cutting process from sliding, it includes support plate 151 to cause cutting substandard products generation, pressing device 15, The side of support plate 151 is fixedly connected with the side of pedestal 1, and the top of support plate 151 is fixed with the bottom end of L-type fagging 152 to be connected It connects, the top of L-type fagging 152 is threaded with adjusting screw rod 153, and adjusting screw rod 153 runs through the top of L-type fagging 152, adjusts The top of section screw rod 153 is fixedly connected with the bottom end of knob 154, the bottom end of adjusting screw rod 153 and the top activity for pressing block 155 Socket, the side of pedestal 1 are fixedly connected with the side of cushion block 16, and the top of cushion block 16 is placed with garbage collection disk 21, and waste material is received The both ends of catch basin 21 are respectively embedded into the inside of the inside and erection support 17 of pedestal 1, and garbage collection disk 21 can be in the inside of pedestal 1 With the internal slide of erection support 17, when filling waste material, can by garbage collection disk 21 extract out and clear up, cushion block 16 it is another Side is fixedly connected with the bottom end of 17 side of erection support, and slotted hole 18, installation branch are offered in the middle part of 17 top of erection support 17 tops of seat and strip sliding slot 19 is offered close to the both sides of slotted hole 18, the internal slide of strip sliding slot 19 is connected with cutting Device 20, cutter device 20 runs through and extends to the outside of slotted hole 18, by pressing and sliding cutter device 20 so that cutting 203 linear slide of blade is cut, it is possible to prevente effectively from situations such as the offset error of artificial cutting belt, while using manual cutting Cutting cost is reduced, cutter device 20 includes pressing plate 201, and the bottom end of pressing plate 201 is fixed with the top of mounting plate 202 to be connected It connects, mounting plate 202 runs through slotted hole 18, and the bottom end of mounting plate 202 is fixedly connected with the top of cutting blade 203, mounting plate 202 Outer wall and be fixedly attached limiting plate 204 close to the position on 17 top of erection support, the both sides of 204 bottom end of limiting plate are fixed Sliding block 205 is installed, two sliding blocks 205 are slidably connected with two strip sliding slots 19 respectively, the outer wall pivot bush unit of mounting plate 202 There is a spring 206, spring 206 can guarantee when having cut a PCB circuit board, and cutting blade 203 is popped into position, spring 206 Top is fixedly connected with the bottom end of pressing plate 201, and the bottom end of spring 206 is fixedly connected with the top of limiting plate 204, cutting blade 203 side is in the side of pedestal 1 on same vertical plane, and cutter device 20 can integrally take out progress out of slotted hole 18 Cleaning is replaced.

When work, it will wait for that trimming PCB circuit board is placed in the top of pedestal 1 and the side close to pushing block 3, swing handle 13, It drives bull stick 12 to rotate, so that V-type gear II 11 drives V-type gear I 10 to rotate, while driving screw rod 7 being driven to position Rotation in bearing 8 and adjusting sleeve 5, pushes and adjusts 5 translational motion of sleeve, to push pushing block 3 along the length of elongated card slot 2 Direction is slided, while pushing block 3 pushes PCB circuit board translation, according to the display of graduation mark 22, determines that PCB circuit board exposes pedestal 1 The distance of tip edge, then turning knob 154, make the promotion of adjusting screw rod 153 press the pushing of block 155, until pressing the pressure of block 155 Tight PCB circuit board, manually actuated pressing plate 201 contact cutting blade 203 with the surface of PCB circuit board, continue pressure pressing The sliding in slotted hole 18 of mounting plate 202 is dragged while plate 201, and PCB circuit board is cut.

In conclusion the PCB circuit board high-precision trimming device, passes through the adjusting to handle 13 so that V-type gear II 11 V-type gear I 10 is driven to rotate, to by driving rotating for screw rod 7 to push the translational motion for adjusting sleeve 5 so that 3 edge of pushing block The length direction sliding for elongated card slot 2, the PCB circuit board for being placed on 1 top of pedestal expose the length of 1 tip edge of pedestal, By being threadedly coupled adjusting displacement scale twice, can more precision adjustment cut lengths, while edge alignment cutting can be big The big defect rate for reducing product；The pressing device 15 installed by 1 both sides of pedestal is adjusted pressure to PCB circuit board to be cut Tightly, so as to prevent PCB circuit board in cutting process from sliding, cutting substandard products are caused to generate, by pressing and sliding cutting dress Set 20 so that 203 linear slide of cutting blade is cut, it is possible to prevente effectively from situations such as the offset error of artificial cutting belt, together Shi Caiyong manual cuttings reduce cutting cost；Solve that artificial cutting error is big, product defect rate is high, laser cutting cost High problem.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims

1. a kind of PCB circuit board high-precision trimming device, including pedestal (1), it is characterised in that：Pedestal (1) front and the back of the body The top in face offers elongated card slot (2), and the inside of the elongated card slot (2) is clamped with the fixture block of pushing block (3) bottom end inner wall, The side of the pushing block (3) is fixedly connected with the side of connecting plate (4), the other side and the adjusting sleeve (5) of the connecting plate (4) One end be fixedly connected, it is described adjust sleeve (5) outer wall middle part movable sleeve be connected to stop sleeve (6), the stop sleeve (6) Inside with driving screw rod (7) external screw-thread connect, it is described driving screw rod (7) outer wall one end with position bearing (8) it is interior Wall is fixedly connected, and the bottom end of the positioning bearing (8) is fixedly connected with the top of bearing spider (9), and the driving screw rod (7) is outside The middle part fixing sleeve of wall is connected to V-type gear I (10), and the V-type gear I (10) is engaged with V-type gear II (11), the V-type tooth The inside fixing sleeve of II (11) of wheel is connected to bull stick (12), and the top of the bull stick (12) is fixedly connected with the bottom end of handle (13), The top pivot bush unit at the middle part and holder (14) of bull stick (12) outer wall, bottom end and the pedestal (1) of the holder (14) Top is fixedly connected, and the middle part in pedestal (1) front and the back side is installed with pressing device (15), the pedestal (1) Side be fixedly connected with the side of cushion block (16), the other side of the cushion block (16) and the bottom end of erection support (17) side are solid Fixed connection, offers slotted hole (18) in the middle part of erection support (17) top, erection support (17) top and close The both sides of slotted hole (18) offer strip sliding slot (19), and the internal slide of the strip sliding slot (19) is connected with cutter device (20), the cutter device (20) runs through and extends to the outside of slotted hole (18).

2. a kind of PCB circuit board high-precision trimming device according to claim 1, it is characterised in that：The pressing device (15) include support plate (151), the side of the support plate (151) is fixedly connected with the side of pedestal (1), the support plate (151) top is fixedly connected with the bottom end of L-type fagging (152), and the top of the L-type fagging (152) is threaded with adjusting Screw rod (153), and adjusting screw rod (153) runs through the top of L-type fagging (152), the top of the adjusting screw rod (153) and knob (154) bottom end is fixedly connected, the bottom end of the adjusting screw rod (153) and the top pivot bush unit for pressing block (155).

3. a kind of PCB circuit board high-precision trimming device according to claim 1, it is characterised in that：The cutter device (20) include pressing plate (201), the bottom end of the pressing plate (201) is fixedly connected with the top of mounting plate (202), the installation Plate (202) runs through slotted hole (18), and the bottom end of the mounting plate (202) is fixedly connected with the top of cutting blade (203), described The position on the outer wall of mounting plate (202) and close erection support (17) top has been fixedly attached limiting plate (204), the limiting plate (204) both sides of bottom end are installed with sliding block (205), two sliding blocks (205) respectively with two strip sliding slots (19) It is slidably connected, the outer wall movable sleeve of the mounting plate (202) is connected to spring (206), the top of the spring (206) and pressing plate (201) bottom end is fixedly connected, and the bottom end of the spring (206) is fixedly connected with the top of limiting plate (204).

4. a kind of PCB circuit board high-precision trimming device according to claim 1, it is characterised in that：The cushion block (16) Top be placed with garbage collection disk (21), the both ends of the garbage collection disk (21) are respectively embedded into inside and the peace of pedestal (1) Fill the inside of bearing (17).

5. a kind of PCB circuit board high-precision trimming device according to claim 1, it is characterised in that：The adjusting sleeve (5) top of outer wall is equipped with graduation mark (22) along its length.

6. a kind of PCB circuit board high-precision trimming device according to claim 1, it is characterised in that：The adjusting sleeve (5) end of outer wall is installed with anti-off board (23), and there are two the anti-off board (23) sets, and two anti-off boards (23) are up and down It is arranged symmetrically.