CN214924831U

CN214924831U - Grooving cutter for PCB

Info

Publication number: CN214924831U
Application number: CN202120015125.7U
Authority: CN
Inventors: 张世俊
Original assignee: Shenzhen Xinruihong Jinggong Technology Co ltd
Current assignee: Shenzhen Xinruihong Jinggong Technology Co ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-11-30
Anticipated expiration: 2031-01-05

Abstract

The utility model discloses a slotting cutter for PCB board, including the blade holder, the through-hole of two symmetries is seted up to the inside of blade holder, the inside sliding connection of through-hole has the dead lever, fixedly connected with lug on the dead lever, the joint has the fixing base on the lug, fixing base and blade holder fixed connection, the lower extreme fixedly connected with connecting seat of dead lever, fixedly connected with cutter body on the connecting seat, cutter body and blade holder contact, fixedly connected with square on the cutter body, square and blade holder joint, the articulated seat of two symmetries of lower extreme fixedly connected with of blade holder, it has the hinge bar to articulate on the articulated seat. The utility model discloses a joint of design fixture block and draw-in groove can fix cutter body and blade holder, can dismantle the cutter body through rotating the hinge bar for the installation of cutter body is all more convenient with the dismantlement mode, is convenient for carry out the change of cutter body.

Description

Grooving cutter for PCB

Technical Field

The utility model relates to a PCB board processing technology field specifically is a slotting cutter for PCB board.

Background

Pcb (printed Circuit board), which is called printed Circuit board in chinese, is an important electronic component, is a support for electronic components, and is a carrier for electrical connection of electronic components. It is called a "printed" circuit board because it is made using electronic printing. When the PCB is processed, a slotting cutter is needed to slot the PCB.

When the present slotting cutter for the PCB is used, the cutter body is an easily damaged part and needs to be frequently replaced, the installation modes of the current cutter body and the cutter holder are relatively complex, the cutter body and the cutter holder are inconvenient to detach and replace, and when the cutter holder drives the cutter body to rotate, the cutter holder is easy to shake relative to the cutter holder, so that the slotting precision is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a slotting cutter for PCB board has solved the comparatively loaded down with trivial details problem of the mounting means of cutter body and blade holder, has still solved the easy relative blade holder of cutter body and has taken place the problem of rocking.

In order to achieve the above object, the utility model provides a following technical scheme: a slotting cutter for a PCB comprises a cutter holder, wherein two symmetrical through holes are formed in the cutter holder, a fixing rod is connected in the through holes in a sliding manner, a convex block is fixedly connected onto the fixing rod, a fixing seat is clamped on the convex block and fixedly connected with the cutter holder, a connecting seat is fixedly connected to the lower end of the fixing rod, a cutter body is fixedly connected onto the connecting seat and contacted with the cutter holder, a square block is fixedly connected onto the cutter body and clamped with the cutter holder, two symmetrical hinged seats are fixedly connected to the lower end of the cutter holder, a hinged rod is hinged onto the hinged seat, a limiting block is fixedly connected to the lower end of the hinged rod, a clamping block is fixedly connected onto the limiting block and clamped with the connecting seat, two symmetrical positioning seats are fixedly connected to the lower end of the cutter holder, and positioning rods are slidably connected into the positioning seats, fixedly connected with holding ring on the locating lever, holding ring and positioning seat contact, the outside of locating lever is provided with the spring, the fixed cover in the outside of locating lever has connect the locating piece, the tail end and the hinge bar joint of locating lever.

Preferably, the fixing seat is provided with a groove inside, and the groove is clamped with a bump inside.

Preferably, a square groove is formed in the cutter holder, and a square block is clamped in the square groove.

Preferably, a clamping groove is formed in the connecting seat, and a clamping block is clamped in the clamping groove.

Preferably, one end of the spring is in contact with the positioning block, and the other end of the spring is in contact with the positioning seat.

Preferably, the lateral wall of hinge bar has seted up the constant head tank, the inside joint of constant head tank has the locating lever.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a joint of design fixture block and draw-in groove can fix cutter body and blade holder, can dismantle the cutter body through rotating the hinge bar for the installation of cutter body is all more convenient with the dismantlement mode, is convenient for carry out the change of cutter body.

2. The utility model discloses a joint of design square and square groove for the blade holder can drive the cutter body and rotate, and through the effect of dead lever, can fix a position fixing base and blade holder, can prevent effectively that the emergence from rocking between cutter body and the blade holder from appearing, leads to the not good problem of fluting effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a bottom view of the tool holder shown in FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 1 according to the present invention.

In the figure: 1. a tool apron; 2. a through hole; 3. fixing the rod; 4. a bump; 5. a fixed seat; 6. a groove; 7. a connecting seat; 8. a cutter body; 9. a square block; 10. a square groove; 11. a hinged seat; 12. a hinged lever; 13. a limiting block; 14. a clamping block; 15. a card slot; 16. positioning seats; 17. positioning a rod; 18. a positioning ring; 19. a spring; 20. positioning blocks; 21. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1, 2 and 3, a slotting cutter for PCB boards comprises a cutter holder 1, two symmetrical through holes 2 are formed in the cutter holder 1, a fixing rod 3 is slidably connected to the inside of the through holes 2, a protruding block 4 is fixedly connected to the fixing rod 3, the protruding block 4 is made of rubber, a fixing seat 5 is clamped on the protruding block 4, the fixing seat 5 is fixedly connected with the cutter holder 1, a connecting seat 7 is fixedly connected to the lower end of the fixing rod 3, a cutter body 8 is fixedly connected to the connecting seat 7, the cutter body 8 is in contact with the cutter holder 1, a block 9 is fixedly connected to the cutter body 8, the block 9 is clamped with the cutter holder 1, two symmetrical hinge seats 11 are fixedly connected to the lower end of the cutter holder 1, a hinge rod 12 is hinged to the hinge seat 11, a limiting block 13 is fixedly connected to the lower end of the hinge rod 12, a clamping block 14 is fixedly connected to the limiting block 13, the clamping block 14 is clamped to the connecting seat 7, two symmetrical positioning seats 16 are fixedly connected to the lower end of the cutter holder 1, the inside sliding connection of positioning seat 16 has locating lever 17, fixedly connected with holding ring 18 on the locating lever 17, and holding ring 18 and positioning seat 16 contact, and the outside of locating lever 17 is provided with spring 19, and the fixed locating piece 20 that has cup jointed in the outside of locating lever 17, the tail end and the articulated mast 12 joint of locating lever 17.

Referring to fig. 1, a groove 6 is formed in the fixing base 5, and a protrusion 4 is clamped in the groove 6. Through the clamping of the lug 4 and the groove 6, the fixing rod 3 can be positioned.

Referring to fig. 1 and 2, a square groove 10 is formed in the tool holder 1, and a block 9 is clamped in the square groove 10. Through the joint of square groove 10 and blade holder 1 for blade holder 1 can drive cutter body 8 and rotate.

Referring to fig. 1, a slot 15 is formed in the connecting base 7, and a latch 14 is engaged with the slot 15. The tool apron 1 and the tool body 8 can be fixed by designing the clamping connection of the clamping groove 15 and the clamping block 14.

Referring to fig. 1 and 3, one end of the spring 19 contacts the positioning block 20, and the other end of the spring 19 contacts the positioning seat 16. By designing the spring 19 such that the action of the spring 19 acts on the positioning block 20.

Referring to fig. 1 and 3, a positioning groove 21 is formed on a side wall of the hinge rod 12, and a positioning rod 17 is clamped inside the positioning groove 21. Through the design of the clamping connection of the positioning slot 21 and the positioning rod 17, the hinge rod 12 can be positioned.

The utility model discloses the concrete implementation process as follows: when the cutter body 8 and the cutter seat 1 are required to be installed, the two positioning rings 18 are pulled outwards, the positioning rings 18 drive the positioning rod 17 to move, the positioning blocks 20 extrude the springs 19, the hinge rod 12 is rotated, the hinge rod 12 drives the limiting blocks 13 to rotate, the limiting blocks 13 drive the clamping blocks 14 to rotate, the fixing rod 3 is inserted into the through hole 2, the cutter seat 1 is moved, the fixing rod 3 slides in the through hole 2, the convex blocks 4 are inserted into the grooves 6, the square blocks 9 are inserted into the square grooves 10, the hinge rod 12 is rotated again, the clamping blocks 14 are inserted into the clamping grooves 15, the positioning rings 18 are loosened, an inward reaction force is given to the positioning blocks 20 through the telescopic action of the compressed springs 19, the positioning blocks 20 drive the positioning rods 17 to move, the positioning rods 17 are clamped with the positioning grooves 21, and the cutter seat 1 and the cutter body 8 are fixed, when the worn cutter body 8 needs to be detached and replaced, the positioning ring 18 is pulled, the positioning rod 17 is separated from the positioning groove 21, then the hinge rod 12 is rotated, the clamping block 14 is separated from the clamping groove 15, the cutter body 8 can be taken down from the cutter holder 1, the installation and detachment modes of the cutter body 8 are convenient, and the cutter body 8 is convenient to replace. Through the joint of square 9 and square groove 10 for blade holder 1 can drive cutter body 8 and rotate, and through the effect of dead lever 3, can fix a position fixing base 5 and blade holder 1, can fix a position the rotation of cutter body 8, can prevent effectively that the emergence between cutter body 8 and the blade holder 1 from rocking, leads to the problem that the fluting effect is not good.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A slotting cutter for a PCB board comprises a cutter seat (1) and is characterized in that: the cutter comprises a cutter holder (1), and is characterized in that two symmetrical through holes (2) are formed in the cutter holder (1), a fixed rod (3) is slidably connected in the through holes (2), a convex block (4) is fixedly connected on the fixed rod (3), a fixed seat (5) is clamped on the convex block (4), the fixed seat (5) is fixedly connected with the cutter holder (1), a connecting seat (7) is fixedly connected at the lower end of the fixed rod (3), a cutter body (8) is fixedly connected on the connecting seat (7), the cutter body (8) is in contact with the cutter holder (1), a square block (9) is fixedly connected on the cutter body (8), the square block (9) is clamped with the cutter holder (1), two symmetrical hinged seats (11) are fixedly connected at the lower end of the cutter holder (1), a hinged rod (12) is hinged on the hinged seat (11), and a limit block (13) is fixedly connected at the lower end of the hinged rod (12), fixedly connected with fixture block (14) on stopper (13), fixture block (14) and connecting seat (7) joint, positioning seat (16) of two symmetries of lower extreme fixedly connected with of blade holder (1), the inside sliding connection of positioning seat (16) has locating lever (17), fixedly connected with holding ring (18) on locating lever (17), holding ring (18) and positioning seat (16) contact, the outside of locating lever (17) is provided with spring (19), the fixed cover in the outside of locating lever (17) has locating piece (20), the tail end and the hinge bar (12) joint of locating lever (17).

2. A slotter knife for use with a PCB board, as defined in claim 1, wherein: a groove (6) is formed in the fixing seat (5), and a convex block (4) is clamped in the groove (6).

3. A slotter knife for use with a PCB board, as defined in claim 1, wherein: a square groove (10) is formed in the tool apron (1), and a square block (9) is clamped in the square groove (10).

4. A slotter knife for use with a PCB board, as defined in claim 1, wherein: a clamping groove (15) is formed in the connecting seat (7), and a clamping block (14) is clamped in the clamping groove (15).

5. A slotter knife for use with a PCB board, as defined in claim 1, wherein: one end of the spring (19) is in contact with the positioning block (20), and the other end of the spring (19) is in contact with the positioning seat (16).

6. A slotter knife for use with a PCB board, as defined in claim 1, wherein: locating slot (21) have been seted up to the lateral wall of articulated arm (12), the inside joint of locating slot (21) has locating lever (17).