CN215824954U

CN215824954U - PCB drill point clamping and overturning device

Info

Publication number: CN215824954U
Application number: CN202121281800.7U
Authority: CN
Inventors: 刘吉庆; 俞建星; 赵叶林
Original assignee: Jinzhou Jinggong Technology Kunshan Co ltd
Current assignee: Jinzhou Jinggong Technology Kunshan Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2022-02-15
Anticipated expiration: 2031-06-09

Abstract

The utility model discloses a PCB drill point clamping and overturning device which comprises an installation seat, wherein a driving motor is fixedly connected inside the installation seat, a rotating seat is fixedly connected to the free end of an output shaft of the driving motor, a clamping piece is arranged inside the rotating seat, and a limiting piece is arranged inside the installation seat; through the screw thread locking to the bolt, drive the extrusion piece and move in rotating the seat, extrude the kicking block for the kicking block moves towards rotating the seat outside, through the effect of transfer line, makes to press from both sides tight piece and follow and rotate seat central motion, presss from both sides tight location through four and presss from both sides tight pieces and press from both sides the PCB drill point, grinds or detects etc. processing to the PCB drill point, easy operation, and it is effectual to press from both sides tight location.

Description

PCB drill point clamping and overturning device

Technical Field

The utility model belongs to the technical field of auxiliary equipment for processing a PCB drill point, and particularly relates to a PCB drill point clamping and overturning device.

Background

The development of electronic product technology is changing day by day, and mobile phones, tablet computers and wearable electronic devices are all developing toward miniaturization, ultra-thinning and portability. This requires smaller and denser printed circuit boards and IC chips for these electronic products. Electronic elements welded on the printed circuit board and the IC chip are smaller and smaller, pins of the electronic elements are smaller and smaller, the number of the pins on the unit area of the circuit board is greatly increased, and therefore the aperture of the PCB needs to be smaller and the precision is higher.

The drill point is as the required instrument of drilling on the PCB board, and in order to reduce cost, PCB board producer all can grind the drill point many times basically, used repeatedly, because the PCB drill point all will carry out abrasive treatment to first knife face and second knife face at the in-process that grinds, then need realize its upset to the PCB drill point and adjust the angle this moment.

At present, when the drill point is ground, the clamping and positioning effects on the PCB drill point are poor, and when the angle of the PCB drill point is adjusted, the PCB drill point is easy to deviate, and the stability of the PCB drill point is poor.

Disclosure of Invention

In order to overcome the defects, the utility model provides a PCB drill point clamping and overturning device.

The technical scheme adopted by the utility model for solving the technical problem is as follows:

the utility model provides a PCB drill point presss from both sides tight turning device, includes the mount pad, and the inside fixedly connected with driving motor of mount pad, the free end fixedly connected with of driving motor's output shaft rotate the seat, rotate the inside of seat and be provided with the clamping piece, and the inside of mount pad is provided with the locating part, wherein

The clamping piece comprises four clamping blocks which are symmetrically distributed, a clamping spring is fixedly connected between each clamping block and the rotating seat, a top block is fixedly connected inside the rotating seat through a compression spring, transmission rods are hinged between each top block and the four clamping blocks, an extrusion block is arranged at the top of each top block, and a bolt which is in contact with the extrusion block is in threaded connection inside the rotating seat;

the locating part includes the electro-magnet with driving motor electric connection, and the free end fixedly connected with gear of driving motor's output shaft, one side block of gear have with electro-magnet matched with magnetic path, the equal fixedly connected with collets in both sides of magnetic path, fixedly connected with ejection spring between collets and the inside of mount pad.

Preferably, a fixing rod is fixedly connected to the inside of the rotating seat, the fixing rod is located inside the clamping spring, and the end of the fixing rod extends to the inside of the clamping block.

Preferably, the rotating seat is fixedly connected with a partition plate between the top block and the clamping block, and the size of the extrusion block is consistent with the distance from the partition plate to the inside of the rotating seat.

Preferably, the end surfaces of the four clamping blocks are all arc-shaped curved surfaces.

Preferably, the contact surface of the extrusion block and the ejector block is a matched inclined surface, and the width of the extrusion block is larger than that of the ejector block.

Preferably, when the electromagnet loses magnetism, the end of the magnetic block is located inside the gear.

The utility model has the beneficial effects that:

the PCB drill point clamping device comprises a rotating seat, a pressing block, a transmission rod, a clamping block, a transmission rod and a clamping block, wherein the pressing block is driven to move in the rotating seat through the thread locking of a bolt, the pressing block is pressed to move towards the outer side of the rotating seat, the clamping block moves along the center of the rotating seat through the action of the transmission rod, the four clamping blocks are used for clamping and positioning a PCB drill point, the PCB drill point is ground or detected, and the like; when the PCB drill point is turned over, the driving motor is turned on to turn over the rotating seat, the electromagnet has magnetism, the magnetic block is adsorbed to enable the magnetic block to remove the limitation on the gear, the rotating seat can be driven to rotate through the driving of the driving motor, the turning over of the PCB drill point is achieved, after the turning over is finished, the driving motor stops driving, the electromagnet loses magnetism, and at the moment, the magnetic block limits the gear through the elastic action of the ejection spring, so that the stability of the rotating seat is improved;

and 2, the fixing rod is arranged to improve the stability of the movement of the clamping block when the clamping block is used for clamping and positioning the PCB drill point.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic side sectional view of a position limiting member according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a mounting seat; 2. a drive motor; 3. a rotating seat; 4. a clamping member; 41. a clamping block; 42. a clamping spring; 43. a compression spring; 44. a top block; 45. a transmission rod; 46. extruding the block; 47. a bolt; 5. a limiting member; 51. an electromagnet; 52. a gear; 53. a magnetic block; 54. an insulating block; 55. ejecting a spring; 6. fixing the rod; 7. a separator.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1-3, the PCB drill point clamping and overturning device provided by the utility model comprises an installation base 1, wherein a driving motor 2 is fixedly connected inside the installation base 1, a rotating base 3 is fixedly connected to a free end of an output shaft of the driving motor 2, a clamping member 4 is arranged inside the rotating base 3, a limiting member 5 is arranged inside the installation base 1, specifically, the installation base 1 is used for installing the driving motor 2, the driving motor 2 is used for rotating the rotating base 3, so that the overturning operation of the PCB drill point is realized, the clamping member 4 is arranged for clamping and fixing the PCB drill point on the rotating base 3, and the limiting member 5 is arranged for limiting the driving motor 2 when the rotating base 3 is overturned, so that the stability of the rotating base 3 during grinding of the PCB drill point is ensured. Wherein:

the clamping part 4 comprises four clamping blocks 41 which are symmetrically distributed, a clamping spring 42 is fixedly connected between each clamping block 41 and the rotating seat 3, a top block 44 is fixedly connected inside the rotating seat 3 through a compression spring 43, a transmission rod 45 is hinged between each top block 44 and each clamping block 41, an extrusion block 46 is arranged at the top of each top block 44, a bolt 47 which is in contact with the extrusion block 46 is connected to the inner thread of the rotating seat 3, specifically, in the initial state, the top blocks 44 and the clamping blocks 41 are respectively in the initial state through the elastic force action of the compression springs 43 and the clamping springs 42, when the PCB drill point is clamped and positioned, the PCB drill point is placed between the four clamping blocks 41, the extrusion blocks 46 are driven to move in the rotating seat 3 through the thread locking of the bolts 47, the top blocks 44 are extruded, the top blocks 44 move towards the outer side of the rotating seat 3, and under the action of the transmission rods 45, the clamping blocks 41 move along the center of the rotating seat 3, the PCB drill point is clamped and positioned through the four clamping blocks 41, and after the PCB drill point is ground, the limitation of the bolt 47 on the extrusion block 46 is removed, so that the positioning of the PCB drill point can be removed;

the limiting piece 5 comprises an electromagnet 51 electrically connected with the driving motor 2, a gear 52 is fixedly connected with the free end of an output shaft of the driving motor 2, a magnetic block 53 matched with the electromagnet 51 is clamped on one side of the gear 52, both sides of the magnetic block 53 are fixedly connected with insulating blocks 54, an ejection spring 55 is fixedly connected between the insulating blocks 54 and the inside of the mounting seat 1, specifically, the magnetism of the electromagnet 51 has magnetism along with the opening and closing of the driving motor 2, when the driving motor 2 is opened to realize the overturning of the rotating seat 3, the electromagnet 51 has magnetism at the moment, the magnetic block 53 is adsorbed to enable the magnetic block 53 to remove the limitation on the gear 52, the rotating seat 3 can be driven to rotate by the driving of the driving motor 2, the overturning of the PCB drill bit is realized, after the overturning is finished, the driving motor 2 stops driving, the electromagnet 51 loses magnetism, at the moment, through the elastic force action of the ejection spring 55, the magnetic block 53 limits the gear 52, thereby improving the stability of the rotating seat 3.

One specific application of this embodiment is: placing the PCB drill point between the four clamping blocks 41, driving the extrusion block 46 to move in the rotating seat 3 by locking the screw thread of the bolt 47, extruding the top block 44, making the top block 44 move towards the outer side of the rotating seat 3, making the clamping block 41 move along the center of the rotating seat 3 by the action of the transmission rod 45, clamping and positioning the PCB drill point by the four clamping blocks 41, grinding or detecting the PCB drill point, when the PCB drill point needs to be overturned, the driving motor 2 is opened to overturn the rotating seat 3, at the moment, the electromagnet 51 has magnetism, adsorbing the magnetic block 53, making the magnetic block 53 release the limitation on the gear 52, the rotating seat 3 can be driven to rotate by the driving motor 2, so as to realize the overturning of the PCB drill point, after the overturning is finished, the driving motor 2 stops driving, the electromagnet 51 loses magnetism, at the moment, through the elastic action of the ejection spring 55, the magnetic block 53 limits the gear 52, thereby improving the stability of the rotating seat 3.

The fixing rod 6 is fixedly connected to the inside of the rotating seat 3, the fixing rod 6 is located inside the clamping spring 42, the end portion of the fixing rod 6 extends to the inside of the clamping block 41, and specifically, the fixing rod 6 is arranged to improve the stability of the movement of the clamping block 41 when the clamping block 41 is used for clamping and positioning a PCB drill point.

The rotating seat 3 is fixedly connected with the partition plate 7 between the ejector block 44 and the clamping block 41, the size of the extrusion block 46 is consistent with the distance from the partition plate 7 to the inside of the rotating seat 3, specifically, the partition plate 7 is arranged to limit the motion track of the extrusion block 46, and when the extrusion block 46 is in contact with the ejector block 44, the clamping block 41 can move towards the center of the rotating seat 3 under the action of the transmission rod 45, so that the PCB drill point is clamped and positioned.

The end faces of the four clamping blocks 41 are arc-shaped curved surfaces, specifically, the arc-shaped curved surfaces are arranged to be consistent with the radian of the outer surface of the PCB drill point, and the stability of the PCB drill point in clamping and positioning is guaranteed.

The contact surface of extrusion piece 46 and kicking block 44 is the inclined plane of looks adaptation, and the width size of extrusion piece 46 is greater than the width size of kicking block 44, and is concrete, when guaranteeing that extrusion piece 46 moves down, can make kicking block 44 move towards the roating seat 3 outside to the realization is to the adjustment of clamping block 41 position.

When the electromagnet 51 loses magnetism, the end part of the magnetic block 53 is positioned inside the gear 52, specifically, after the PCB drill bit is turned over, the magnetic block 53 forms a limiting block on the gear 52, and the stability of the rotating seat 3 is ensured.

The driving motor 2 can be commercially available, and the driving motor 2 is provided with a power supply, and the control mode is mature prior art, so the description is not repeated.

In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. The foregoing description is only a preferred embodiment of the utility model, which can be embodied in many different forms than described herein, and therefore the utility model is not limited to the specific embodiments disclosed above. And that those skilled in the art may, using the methods and techniques disclosed above, make numerous possible variations and modifications to the disclosed embodiments, or modify equivalents thereof, without departing from the scope of the claimed embodiments. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a PCB drill point presss from both sides tight turning device, includes mount pad (1), the inside fixedly connected with driving motor (2) of mount pad (1), its characterized in that: the free end of the output shaft of the driving motor (2) is fixedly connected with a rotating seat (3), a clamping piece (4) is arranged inside the rotating seat (3), a limiting piece (5) is arranged inside the mounting seat (1), and the clamping piece is arranged on the free end of the output shaft of the driving motor (2)

The clamping part (4) comprises four clamping blocks (41) which are symmetrically distributed, a clamping spring (42) is fixedly connected between each clamping block (41) and the corresponding rotating seat (3), a top block (44) is fixedly connected inside the corresponding rotating seat (3) through a compression spring (43), transmission rods (45) are hinged between each top block (44) and each clamping block (41), an extrusion block (46) is arranged at the top of each top block (44), and a bolt (47) in contact with each extrusion block (46) is in threaded connection with the inside of the corresponding rotating seat (3);

the limiting part (5) comprises an electromagnet (51) electrically connected with the driving motor (2), a gear (52) is fixedly connected with the free end of an output shaft of the driving motor (2), a magnetic block (53) matched with the electromagnet (51) is clamped on one side of the gear (52), insulating blocks (54) are fixedly connected to the two sides of the magnetic block (53), and an ejection spring (55) is fixedly connected between the insulating blocks (54) and the inside of the mounting base (1).

2. The PCB drill point clamping and flipping device of claim 1, wherein: the fixing rod (6) is fixedly connected to the inside of the rotating seat (3), the fixing rod (6) is located inside the clamping spring (42), and the end portion of the fixing rod (6) extends to the inside of the clamping block (41).

3. The PCB drill point clamping and flipping device of claim 1, wherein: the rotating seat (3) is located between the top block (44) and the clamping block (41) and is fixedly connected with a partition plate (7), and the size of the extrusion block (46) is consistent with the distance from the partition plate (7) to the inside of the rotating seat (3).

4. The PCB drill point clamping and flipping device of claim 1, wherein: the end surfaces of the four clamping blocks (41) are all arc-shaped curved surfaces.

5. The PCB drill point clamping and flipping device of claim 1, wherein: the contact surface of the extrusion block (46) and the top block (44) is a matched inclined surface, and the width of the extrusion block (46) is larger than that of the top block (44).

6. The PCB drill point clamping and flipping device of claim 1, wherein: when the electromagnet (51) loses magnetism, the end part of the magnetic block (53) is positioned inside the gear (52).