CN218428800U

CN218428800U - PCB drilling machining locking mechanism

Info

Publication number: CN218428800U
Application number: CN202222412728.8U
Authority: CN
Inventors: 翁家田; 杜旺
Original assignee: Jiangxi Xingshengjie Circuit Co ltd
Current assignee: Jiangxi Xingshengjie Circuit Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-02-03
Anticipated expiration: 2032-09-13

Abstract

The invention relates to a PCB drilling and processing locking mechanism which comprises a drilling machine, wherein a square backing board with a drill hole is arranged at the top of the drilling machine, a groove for accommodating the backing board is formed in the top of the drilling machine, locking mechanisms for fixing the backing board are arranged at the tops of the drilling machine on two sides of the groove, each locking mechanism comprises a fixing plate located at the top of the drilling machine, a U-shaped rod is arranged on each fixing plate, two ends of each U-shaped rod are connected with extrusion plates located in the groove and tightly attached to one end of the backing board, nuts located between the fixing plates and the extrusion plates are further screwed on the bodies of the U-shaped rods, the fixing plates and the extrusion plates on two sides of each U-shaped rod are connected through springs, screwed pipes are arranged on the extrusion plates on two sides of each U-shaped rod, locking screws penetrating through the extrusion plates and embedded into the backing board are screwed in the screwed pipes, accommodating grooves communicated with the grooves are uniformly formed in the bottoms of the grooves, and balls with the grooves, one ends of which extend into the grooves are arranged in the accommodating grooves. The invention has simple structure and convenient use.

Description

PCB drilling machining locking mechanism

Technical Field

The invention relates to the technical field of PCB processing, in particular to a PCB drilling and processing locking mechanism.

Background

A Printed Circuit Board (PCB), which is also called a Printed Circuit Board (PCB) as a chinese name, is an important electronic component, a support for electronic components, and a carrier for electrical interconnection of electronic components. It is called a "printed" circuit board because it is made using electronic printing.

For example, in the LED circuit board drilling mechanism disclosed in CN213440079U, the cylinder drives the angle iron to move and clamp and fix the backing board on the drilling machine, so as to prevent the backing board from moving in a manner of mechanical pressing and fixing, but the cylinder is expensive and easy to damage, and maintenance or repair of the cylinder is completed by a technician with professional technical knowledge for storage, so that in consideration of production and labor cost, the cylinder is not suitable for a small-sized processing factory requiring cost control, and therefore a locking device for the backing board for drilling the PCB board, which is capable of preventing the backing board from moving, is simple to operate and maintain, and is low in price, is required.

Disclosure of Invention

The invention aims to provide a PCB drilling and processing locking mechanism.

The technical problem of the invention is mainly solved by the following technical scheme:

the utility model provides a PCB board drilling processing locking mechanism, includes the drilling machine and is fixed in the drilling mechanism of drilling machine top, wherein the drilling machine top is provided with the square lumber skid that has drilling, the drilling machine top is provided with the recess that holds the lumber skid, and wherein the drilling machine top of recess both sides all is provided with the locking mechanism who is used for the fixed lumber skid, and locking mechanism is including the fixed plate that is located the drilling machine top, be provided with U type pole on the fixed plate, wherein U type pole both ends are connected with and lie in the recess and hug closely at the one epaxial stripper plate of lumber skid, and still the spiro union has the nut that is located between fixed plate and the stripper plate on the U type pole body, pass through spring coupling between the fixed plate of U type pole both sides and the stripper plate, wherein be provided with the screwed pipe on the stripper plate terminal surface of U type pole both sides, and the spiro union has the locking screw that runs through the stripper plate and imbed in the lumber skid, the recess bottom evenly is provided with the holding tank rather than the holding tank, and is provided with the ball that one end extends to the recess in.

Preferably, the top of the drilling machine is provided with an alignment line positioned in the middle of the length direction of the groove, and an alignment notch aligned with the alignment line is formed in one end face in the middle of the length direction of the skid plate.

Preferably, the length of the extrusion plate is equal to the width of the groove, wherein a sliding groove is formed in the side wall of the length direction of the groove, and sliding blocks located in the corresponding sliding grooves are arranged on the back surfaces of the two ends of the extrusion plate.

Preferably, the balls are arranged in a staggered mode with respect to the drill holes in the skid plate.

Preferably, a corrugated hose is sleeved outside the spring, wherein two ends of the corrugated hose are respectively adhered and fixed with the end faces of the corresponding fixing plate and the corresponding extrusion plate.

Preferably, a circle of dust removal pipe surrounding the groove is arranged in the side wall of the drilling machine, an air inlet communicated with the groove is formed in the dust removal pipe, and the dust removal pipe is connected with an exhaust fan through a pipeline.

Preferably, a plurality of groups of reinforcing ribs are vertically and crosswise arranged on the back of the extrusion plate.

Preferably, the fixing plate is provided with a through hole for two ends of the U-shaped rod to pass through, and a nut on the U-shaped rod is tightly attached to one end face of the fixing plate.

The invention has the beneficial effects that: in the invention, after the two groups of extrusion plates lock and fix the backing board in the groove, the sharp end part of the tail end of the two groups of extrusion plates is inserted into the end surface of the backing board by rotating the screw in the screw tube, so that the backing board is fixed and prevented from moving back and forth or up and down between the two groups of extrusion plates, and the two groups of extrusion plates can prevent the backing board from moving left and right, thereby realizing the purpose of locking and fixing the backing board in the groove.

Drawings

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

fig. 2 is a partial cross-sectional view of the present invention.

In the figure: 1. drilling machine, 2, lumber skid, 3, recess, 4, locking mechanism, 41, fixed plate, 42, U type pole, 43, stripper plate, 44, nut, 45, screwed pipe, 46, screw, 5, spring, 6, bellows, 7, holding tank, 8, ball, 9, alignment line, 10, alignment breach, 11, spout, 12, slider, 13, dust removal pipe, 14, air inlet.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

The utility model provides a PCB board drilling processing locking mechanism, includes drilling machine 1 and is fixed in the drilling mechanism of 1 top of drilling machine, wherein 1 top of drilling machine is provided with the square lumber skid 2 that has drilling, 1 top of drilling machine is provided with the recess 3 that holds lumber skid 2, and wherein 1 top of drilling machine of recess 3 both sides all is provided with the locking mechanism 4 that is used for fixed lumber skid 2.

Through arranging the lumber skid 2 of suitable specification in recess 3, wherein recess 3 can restrict the horizontal displacement range of lumber skid 2 for it only can remove in recess 3, and after lumber skid 2 was located recess 3, fixed with lumber skid 2 locking through two sets of locking mechanism 4, and then effectively prevented that it from carrying out the level or drunkenness from top to bottom in recess 3, with this promotion its steadiness.

The locking mechanism 4 comprises a fixing plate 41 positioned at the top of the drilling machine 1, a U-shaped rod 42 is arranged on the fixing plate 41, two ends of the U-shaped rod 42 are connected with a squeezing plate 43 which is positioned in the groove 3 and tightly attached to one end of the backing board 2, a nut 44 positioned between the fixing plate 41 and the squeezing plate 43 is further screwed on the rod body of the U-shaped rod 42, and the fixing plate 41 and the squeezing plate 42 on two sides of the U-shaped rod 42 are connected through a spring 5.

In this embodiment, a through hole is provided on the fixing plate 41 for passing through both ends of the U-shaped rod 42, wherein the nut 44 on the U-shaped rod 42 is tightly attached to one end surface of the fixing plate 41.

When the backing wood board 2 is placed in the groove 3, the U-shaped rod 42 is moved to drive the backing wood board to slide in the through hole, the U-shaped rod 42 also drives the extrusion plate 43 to move towards the direction of the backing wood board 2, meanwhile, the extrusion plate 43 stretches the spring 5 to stretch the spring, when the two groups of extrusion plates 43 lock and fix the backing wood board 2 in the middle of the groove 3, the nut 44 on the U-shaped rod 42 is rotated to enable the nut to cling to the end face of the fixing plate 41, so that the two groups of extrusion plates 43 clamp and fix the backing wood board 2 in the middle of the groove 3, when the nut 44 is unscrewed to enable the nut to rotate towards the direction of the extrusion plate 43, the spring 5 contracts to drive the extrusion plate 43 to move towards the direction of the fixing plate 41, further, the distance between the two groups of extrusion plates 43 is enlarged when the nut 44 is unscrewed, and the backing wood board 2 is convenient to be taken out from the two groups of extrusion plates 43 for replacement, maintenance and other work.

The length of the extrusion plate 43 is equal to the width of the groove 3 in this embodiment, wherein the side wall of the groove 3 in the length direction is provided with a sliding groove 11, and the back surfaces of the two ends of the extrusion plate 43 are both provided with a sliding block 12 located in the corresponding sliding groove 11.

When the pressing plate 43 slides in the groove 3, the pressing plate 43 drives the sliding block 12 to slide in the sliding slot 11 so as to facilitate the movement of the pressing plate 43, and the sliding slot 11 can block the sliding block 12, thereby indirectly blocking the pressing plate 43 to prevent the sliding block from sliding out of the groove 3 and limit the amplitude of the up-and-down movement of the pressing plate in the groove 3.

A screw tube 45 is arranged on one end surface of the extrusion plate 43 at two sides of the U-shaped rod 42, and a locking screw 46 which penetrates through the extrusion plate 43 and is embedded in the backing board 2 is screwed in the screw tube 45.

After the two sets of the extruding plates 43 lock and fix the backing board 2 in the groove 3, the sharp end part of the screw 46 in the screw tube 45 is inserted into the end surface of the backing board 2 by rotating, so as to fix the backing board 2 and prevent the backing board from moving back and forth or up and down between the two sets of the extruding plates 43, and the two sets of the extruding plates 43 can prevent the backing board 2 from moving left and right, thereby realizing the purpose of locking and fixing the backing board 2 in the groove 3.

The bottom of the groove 3 is evenly provided with a holding groove 7 communicated with the groove, and a ball 8 with one end extending into the groove 3 is arranged in the holding groove 7. When the skid plate 2 is arranged in the groove 3 and supported by the ball 8 to be suspended, the ball 8 is driven to roll in the accommodating groove 7 when the skid plate 2 is moved, so that the resistance of the skid plate 2 in the moving process is reduced, and the skid plate 2 is convenient to move.

A circle of dust removal pipe 13 surrounding the groove 3 is arranged in the side wall of the drilling machine 1, wherein an air inlet 14 communicated with the groove 3 is formed in the dust removal pipe 13, and the dust removal pipe 13 is connected with an exhaust fan through a pipeline. When drilling, or after taking out in the recess 3 at the skid 2, all can pass through the impurity such as the piece in the interior extraction recess 3 of air exhauster through pipeline, dust removal pipe 13 and air inlet 14 from a plurality of directions, and then the clearance work of the interior impurity of recess 3 of being convenient for.

The top of the drilling machine 1 is provided with an alignment line 9 positioned in the middle of the groove 3 in the length direction, and an alignment notch 10 aligned with the alignment line 9 is formed in one end face of the middle of the skid plate 2 in the length direction. After the skid plate 2 is arranged in the groove 3, the direction of the skid plate 2 in the groove 3 can be adjusted by aligning the aligning notch 10 with the aligning line 9, so that the skid plate is positioned in the middle of the length direction in the groove 3 to facilitate subsequent work.

Preferably, the ball 8 and the drilling on the skid plate 2 are staggered, so that the ball 8 is prevented from influencing the normal drilling work of the PCB at the top of the skid plate 2.

Preferably, the spring 5 is sleeved with a corrugated hose 6, wherein two ends of the corrugated hose 6 are respectively adhered and fixed with the end surfaces of the corresponding fixing plate 41 and the corresponding squeezing plate 43, the corrugated hose 6 protects the spring 5 from being damaged by contacting with foreign objects, and simultaneously the spring 5 can stretch or contract together with the spring 5 which is stretched and contracted, so as to prevent the spring 5 from influencing the normal operation.

Preferably, a plurality of sets of reinforcing ribs are arranged perpendicularly and crosswise on the back surface of the extrusion plate 43 to enhance the overall strength and stability thereof.

The using method of the invention comprises the following steps: the skid plate 2 is arranged in the groove 3, the orientation of the skid plate 2 is adjusted through the alignment notch 10 and the alignment line 9 to be located in the middle of the length direction of the groove 3, the ball 8 can be driven to roll in the accommodating groove 7 when the skid plate 2 is moved to reduce resistance force when the skid plate 2 moves, then the extrusion plate 43 is driven to move towards the direction of the skid plate 2 by moving the U-shaped rod 42, the skid plate 2 is clamped and fixed through the two groups of extrusion plates 43, the nut 44 is rotated to enable the skid plate to move towards the direction of the fixing plate 41 and cling to the end surface of the fixing plate, the spring 5 can be pulled by the moving extrusion plate 43 to stretch the skid plate, the sharp part at the tail end of the bolt 46 in the spiral tube 45 is rotated on the next step to be inserted into the end surface of the skid plate 2, the skid plate 2 is fixed and prevented from moving back and forth or up and down between the two groups of extrusion plates 43, the skid plate 2 can be prevented from moving left and right, and left, and right movement of the skid plate 2 is further locked and fixed in the groove 3.

The present invention has been described in detail, but the above description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. The utility model provides a PCB board drilling processing locking mechanism, includes the drilling machine and is fixed in the drilling mechanism of drilling machine top, wherein the drilling machine top is provided with the square lumber skid that has drilling, its characterized in that, the drilling machine top is provided with the recess that holds the lumber skid, and wherein the drilling machine top of recess both sides all is provided with the locking mechanism who is used for fixed lumber skid, and locking mechanism is including the fixed plate that is located the drilling machine top, be provided with U type pole on the fixed plate, wherein U type pole both ends are connected with and lie in the recess and hug closely the stripper plate that serves at the lumber skid, and still the spiro union has the nut that lies in between fixed plate and the stripper plate on the U type pole body, pass through spring coupling between the fixed plate of U type pole both sides and the stripper plate, wherein be provided with the screwed pipe on the stripper plate terminal surface of U type pole both sides, and the spiro union has the locking screw that runs through in the stripper plate and imbed the lumber skid, the recess bottom evenly is provided with the holding tank rather than the intercommunication, and is provided with the ball that one end extends to the holding tank in and extend to the recess.

2. The PCB drilling locking mechanism of claim 1, wherein the drilling machine top is provided with an alignment line at the middle of the length direction of the groove, and an end surface at the middle of the length direction of the skid plate is provided with an alignment notch aligned with the alignment line.

3. The PCB drilling locking mechanism of claim 1, wherein the length of the extrusion plate is equal to the width of the groove, wherein a sliding groove is formed on the side wall of the length direction of the groove, and sliding blocks in the corresponding sliding grooves are arranged on the back surfaces of the two ends of the extrusion plate.

4. The PCB drilling locking mechanism of claim 1, wherein the balls are offset from the holes drilled in the backing board.

5. The PCB drilling locking mechanism of claim 1, wherein a corrugated hose is sleeved on the spring, and two ends of the corrugated hose are respectively adhered and fixed with the end surfaces of the corresponding fixing plate and the corresponding extrusion plate.

6. The locking mechanism for drilling the PCB according to claim 1, wherein a circle of dust removing pipe surrounding the groove is arranged in the side wall of the drilling machine, wherein an air inlet communicated with the groove is arranged on the dust removing pipe, and the dust removing pipe is connected with an exhaust fan through a pipeline.

7. The PCB drilling locking mechanism of claim 1, wherein a plurality of groups of reinforcing ribs are vertically and crosswise arranged on the back surface of the extrusion plate.

8. The PCB drilling locking mechanism of claim 1, wherein the fixing plate is provided with a through hole for passing through two ends of the U-shaped rod, and a nut on the U-shaped rod is tightly attached to one end face of the fixing plate.