CN215880994U

CN215880994U - Drill point driving device with drill point length screening function

Info

Publication number: CN215880994U
Application number: CN202122067847.XU
Authority: CN
Inventors: 丁靖; 陈超; 谢小南
Original assignee: Jiuyang Sunshine Pcb Technology Co ltd
Current assignee: Jiuyang Sunshine Pcb Technology Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-02-22
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a drill point driving device with a drill point length screening function, which comprises a processing table, a driving mechanism, a limiting mechanism and a clamping jaw for clamping a drill point, wherein the driving mechanism is used for driving the clamping jaw to move along the length direction of the processing table; the limiting mechanism is installed on the machining table and used for limiting the movement distance of the clamping jaw in the length direction of the machining table. The drill point driving device with the drill point length screening function can limit the movement length of the clamping jaw through the limiting mechanism, namely limit the extension length of the drill point, so as to achieve the purpose of screening the extension length of the drill point.

Description

Drill point driving device with drill point length screening function

Technical Field

The utility model relates to the technical field of drill point grinding machines, in particular to a drill point driving device with a drill point length screening function.

Background

At present, the cutter of a drill point in the PCB machining process has high cost, but the cutter and the cutter have a common property, the cutter can be used after being repeatedly turned and ground by a cutter face blade, at present, the turning and grinding of the drill point is repeatedly turned and ground according to the type of the drill point and the blade length of the drill point, the turning and grinding of the drill point of 3.175-6.5mm is mainly researched, the drill point of 3.175-6.5mm belongs to an ST (straight shank twist drill) type drill point, the turning and grinding times of the drill point are confirmed mainly by controlling the length of the drill point, the total length of the drill point is 38.1+0.1/-0mm, and the turning and grinding are not allowed when the length is less than 36.0 mm.

In the industry, vernier calipers are generally adopted, a specially-assigned person carries out one-by-one measurement and screening on drill points before turning and grinding, turning and grinding are carried out through a semi-automatic drill point grinding machine after screening is finished, and the quality of the blade edge of a cutter face after turning and grinding is qualified and the cutter can be used. The manual measurement has measurement errors and manual operation errors, and meanwhile, a special person consumes labor when performing measurement and consumption before turning over and grinding, and the loss of the drill point in the turning over and grinding process cannot be calculated, so that a series of problems are brought.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a drill point driving device with a drill point length screening function, which can limit the movement length of a clamping jaw through a limiting mechanism, namely limit the extending length of a drill point so as to achieve the purpose of screening the extending length of the drill point.

The purpose of the utility model is realized by adopting the following technical scheme:

a drill point driving device with a drill point length screening function comprises a processing table, a driving mechanism, a limiting mechanism and a clamping jaw for clamping a drill point, wherein the driving mechanism is used for driving the clamping jaw to move along the length direction of the processing table; the limiting mechanism is installed on the machining table and used for limiting the movement distance of the clamping jaw in the length direction of the machining table.

Furthermore, the limiting mechanism comprises a limiting plate, a limiting column and a limiting sleeve, and the limiting plate is connected with the power output end of the driving mechanism; the limiting post is arranged on the limiting plate, and the limiting sleeve is sleeved on the limiting post; the machining table is provided with a limiting block, and the limiting sleeve is used for being abutted against the limiting block when the clamping jaw moves along the length direction of the machining table; the clamping jaw is installed on the limiting plate.

Furthermore, the limiting sleeve is detachably sleeved outside the limiting column.

Furthermore, the limiting sleeve is provided with a mounting hole, a bolt is screwed in the mounting hole, and the tail of the bolt abuts against the outside of the limiting column.

Furthermore, a plurality of mounting holes are formed in the limiting sleeve and are distributed at intervals around the circumference of the central axis of the limiting sleeve; the bolts are connected in the mounting holes in a threaded mode.

Furthermore, the driving mechanism comprises a motor, a screw rod, a nut and a guiding mechanism, the motor is installed on the processing table, the screw rod is synchronously connected with a rotating shaft of the motor, the nut is sleeved outside the screw rod in a threaded mode, and the guiding mechanism is used for guiding the nut to move along the length direction of the processing table in the rotating process of the screw rod.

Further, guiding mechanism includes guide rail and uide bushing, the guide rail install in the bottom of processing platform, the uide bushing install in the bottom of limiting plate and suit outside the guide rail.

Compared with the prior art, the utility model has the beneficial effects that: when the drill point screening device is used for screening, a drill point can be clamped on the clamping jaw, then the driving mechanism drives the clamping jaw to move along the length direction of the machining table, the limiting mechanism can limit the movement distance of the clamping jaw, namely the clamping jaw can not move forward to a certain degree, if the length of the drill point is larger than or equal to a standard value, the drill point can extend out of the position of the grinding wheel to be machined, if the drill point is smaller than the standard value, the grinding wheel of the machine cannot touch the cutter face of the drill point, the cutter cannot be turned and ground, and therefore the drill point can be manually measured and confirmed without extra manual time consumption.

Drawings

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

fig. 2 is a schematic structural view of the stop collar of the present invention.

In the figure: 10. a drive mechanism; 20. a limiting plate; 30. a limiting column; 40. a limiting sleeve; 41. mounting holes; 50. a limiting block; 60. a guide sleeve; 70. a guide rail; 80. and (4) drilling a needle.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and the detailed description below:

the drill point driving device with the drill point length screening function shown in fig. 1 and 2 comprises a processing table, a driving mechanism 10, a limiting mechanism and a clamping jaw, wherein the clamping jaw can be used for clamping a drill point 80. The specific driving mechanism 10 can drive the clamping jaw to move along the length direction of the processing table, the limiting mechanism is installed on the processing table, and the limiting mechanism limits the movement distance of the clamping jaw in the length direction of the processing table.

On the basis of the structure, when the drill point driving device with the drill point length screening function is used, during screening, the drill point 80 can be clamped on the clamping jaws, then the driving mechanism 10 drives the clamping jaws to move along the length direction of the machining table, the limiting mechanism can limit the moving distance of the clamping jaws, namely the moving distance of the clamping jaws can be limited, namely the clamping jaws can not move forwards after moving to a certain degree, if the length of the drill point 80 is greater than or equal to a standard value, the drill point 80 can extend out to a grinding wheel for machining, if the length of the drill point 80 is smaller than the standard value, the grinding wheel of a machine cannot touch the cutter face of the drill point 80, the cutter cannot be turned over and ground, and therefore, the drill point 80 can be manually measured and confirmed without extra time consumption.

In the embodiment, the maximum travel distance of the clamping jaw can only be 36mm, the length of the drill point 80 can be directly determined whether the length of the drill point 80 is larger than or equal to 36mm before the drill point 80 is placed on a semi-automatic grinding machine for turning, and the existence of the limiting mechanism, the drill point 80 with the length of the drill point 80 smaller than 36mm cannot move forward continuously, a grinding wheel of the machine cannot touch a tool face of the drill point 80, the turning of the tool cannot be performed, the length of the drill point 80 is larger than or equal to 36mm, the extending part can extend to the grinding wheel part of the machine, the grinding wheel can turn over the drill point 80, and the drill point 80 can be determined by manual measurement without extra labor time consumption.

Further, the limiting mechanism comprises a limiting plate 20, a limiting post 30 and a limiting sleeve 40, the limiting plate 20 is connected with the power output end of the driving mechanism 10, the limiting post 30 is arranged on the limiting plate 20, and the limiting sleeve 40 is sleeved on the limiting post 30. Correspondingly, the machining table is provided with a limiting block 50, the limiting sleeve 40 is used for abutting against the limiting block 50 when the clamping jaw moves along the length direction of the machining table, and on the basis of the structure, the clamping jaw can be assembled on the limiting plate 20.

So, when carrying out the screening of drill point 80, the drill point 80 is installed on the clamping jaw with spacing connection, actuating mechanism 10 drives limiting plate 20 in the time of, also can drive limiting post 30 on the limiting plate 20 and move together, after moving to certain distance, stop collar 40 on the limiting post 30 can with the stopper 50 butt on the processing bench, make limiting plate 20 motion position limited, and at the butt position of stop collar 40 with stopper 50, if drill point 80 length is greater than or equal to standard length, then protractile to emery wheel processing department, process, and drill point 80 length is if being less than standard length, drill point 80 then can not reach the standard, can't reach the processing position, therefore can directly sieve.

Further, stop collar 40 in this embodiment is adorned outside spacing post 30 with the detachable mode suit, so, stop collar 40 can be installed in the different positions of spacing post 30 in a flexible way, therefore the position of stop collar 40 on spacing post 30 can be adjusted, and then the interval between stop collar 40 and the stopper 50 can be adjusted, so stopper 50 alright butt in the different positions of limiting plate 20 for the length that drill point 80 stretched out can be adjusted, is used for screening more multiple type drill point 80.

More specifically, the stop collar 40 may be provided with a mounting hole 41, and a bolt may be screwed into the mounting hole 41, so that during assembly, the tail of the bolt may abut against the outside of the stop post 30, the tail of the bolt abuts against the stop post 30 and the stop collar 40 may be fastened to the stop post 30, and during loosening of the bolt, the stop collar 40 may slide relative to the stop post 30 to adjust the position of the stop collar 40 on the stop post 30.

More specifically, still can be equipped with a plurality of mounting holes 41 on stop collar 40, with a plurality of mounting holes 41 around the central axis circumference interval distribution of stop collar 40, and all the spiro union has the bolt in each mounting hole 41, so, all the spiro union bolt in each mounting hole 41 of stop collar 40 circumference, can be at the ascending locking of the circumference of stop collar 40, assembly structure is more stable.

Further, the driving mechanism 10 includes a motor, a screw rod, a nut and a guiding mechanism, the motor is installed on the processing table, the screw rod is synchronously connected with a rotating shaft of the motor, the nut is sleeved outside the screw rod in a threaded manner, and the guiding mechanism is used for guiding the nut to move along the length direction of the processing table in the rotating process of the screw rod. So, when drive drill point 80 moved, can the starter motor, the pivot of motor rotated and drives the lead screw and rotate, and the lead screw rotates the nut that drives threaded connection with it and rotates, and the rotary motion of nut can be restricted by guiding mechanism, turns into the linear motion along the length direction of lead screw, and then makes the nut along the length direction motion of lead screw for limiting plate 20 who is connected with the nut is linear motion.

Specifically, the guide mechanism comprises a guide rail 70 and a guide sleeve 60, the guide rail 70 is mounted at the bottom end of the processing table, and the guide sleeve 60 is mounted at the bottom end of the limiting plate 20 and sleeved outside the guide rail 70, so that when the screw rod rotates, the rotation of the nut is limited by the sliding fit between the guide sleeve 60 and the guide rail 70, and the limiting plate 20 is guided to move linearly.

Of course, in other cases, the driving mechanism 10 may also be implemented by other linear motion output mechanisms such as an air cylinder and an oil cylinder in the prior art.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.

Claims

1. A drill point driving device with a drill point length screening function is characterized by comprising a processing table, a driving mechanism, a limiting mechanism and a clamping jaw for clamping a drill point, wherein the driving mechanism is used for driving the clamping jaw to move along the length direction of the processing table; the limiting mechanism is installed on the machining table and used for limiting the movement distance of the clamping jaw in the length direction of the machining table.

2. The drill point driving device with the drill point length screening function as claimed in claim 1, wherein the limiting mechanism comprises a limiting plate, a limiting column and a limiting sleeve, and the limiting plate is connected with the power output end of the driving mechanism; the limiting post is arranged on the limiting plate, and the limiting sleeve is sleeved on the limiting post; the machining table is provided with a limiting block, and the limiting sleeve is used for being abutted against the limiting block when the clamping jaw moves along the length direction of the machining table; the clamping jaw is installed on the limiting plate.

3. The drill point driving device with the drill point length screening function as claimed in claim 2, wherein a limiting sleeve is detachably sleeved outside the limiting column.

4. The drill point driving device with the function of screening the length of the drill point as claimed in claim 3, wherein a mounting hole is formed in the limiting sleeve, a bolt is screwed in the mounting hole, and the tail of the bolt abuts against the outside of the limiting column.

5. The drill point driving device with the function of screening the length of the drill point as claimed in claim 4, wherein a plurality of mounting holes are arranged on the stop collar, and are circumferentially distributed at intervals around the central axis of the stop collar; the bolts are connected in the mounting holes in a threaded mode.

6. The drill point driving device with the function of screening the length of the drill point as claimed in claim 2, wherein the driving mechanism comprises a motor, a screw rod, a nut and a guiding mechanism, the motor is installed on the processing table, the screw rod is synchronously connected with a rotating shaft of the motor, the nut is sleeved outside the screw rod in a threaded manner, and the guiding mechanism is used for guiding the nut to move along the length direction of the processing table in the rotating process of the screw rod; the limiting plate is connected with the nut.

7. The drill point driving device with the drill point length screening function as claimed in claim 6, wherein the guide mechanism comprises a guide rail and a guide sleeve, the guide rail is mounted at the bottom end of the processing table, and the guide sleeve is mounted at the bottom end of the limiting plate and sleeved outside the guide rail.