CN208758680U

CN208758680U - Drill bit and screw tap

Info

Publication number: CN208758680U
Application number: CN201720646920.XU
Authority: CN
Inventors: 杨东佐
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-06-05
Filing date: 2017-06-05
Publication date: 2019-04-19
Anticipated expiration: 2027-06-05

Abstract

A kind of drill bit or screw tap, cutting edge portion or screw forming blade, positioning bar portion, transmission teeth portion, tip contact portion including being located at tip constitute, and needs not rely on the clamping of drill chuck to transmit power and complete drilling and tapping work；It can not be limited by drill chuck when drilling, also not influenced by drill chuck radius, to realize the direct of multiple hole locations of any pitch of holes while drill.In addition, matching using drill bit positioning bar portion with the location hole on hole drilling die, by the cooperation of the location hole on positioning bar portion and hole drilling die, drill bit can be made accurately to navigate to drilling position.Due to being that drill bit directly positions, more accurate, location error caused by vibration etc. when eliminating drill bit setting-up eccentricity or not coaxial or rotation is positioned using drill chuck than the prior art.

Description

Drill bit and screw tap

Technical field:

The utility model relates to the holes of the multistation threaded hole of accurate or small pitch of holes to shape the cutlery with screw forming, In particular to a kind of drill bit and screw tap.

Background technique:

A kind of method of the processing method of existing multiple threaded holes is individually to add in each hole to complete drilling and tapping Work.In order to guarantee the position machining accuracy in hole, Precise Distance between especially each hole location or screw thread hole location, through frequently with numerical control drilling The numerical control processing mode of hole machine tool is sequentially completed the drilling and tapping process in each hole.Another method is to improve multiplexing The processing efficiency of position hole and hole internal screw thread generally carries out processing while multistation hole by the way of Ni Zhifu drill, that is, multi-hole drill.Such as The Chinese patent literature of Publication No. CN202667721U, a kind of disclosed Multi-bit single-row drill are more using the more a slips of 2-80 A drill bit can once complete the processing in 2-80 hole.The for another example Chinese patent literature of Publication No. CN104827072A, it is open A kind of multi-hole drill is equipped with ten drill-bit installing seats in the output end of the gear-box of multi-hole drill；Porous synchronous tooling is installed on tooth The underface of roller box, gear-box are connect by guide post with porous synchronous tooling；Porous synchronous tooling is equipped with ten drillman Position, ten drilling stations are corresponded with ten drill-bit installing seats, cooperate porous synchronous tooling to realize synchronization by gear-box It drills and synchronous tapping.In the prior art, either drill bit or screw tap requires drill chuck and comes fixed drill bit or screw tap, and It drives drill bit or screw tap to rotate using drill chuck, cutting is carried out to workpiece or extrusion process shapes.Using existing porous The processing method of brill or multiple screw taps, since each drill bit or screw tap are all corresponding with a drill chuck, two be capable of processing The pitch of holes of adjacent holes is the sum of the radius that cannot be below two drill chucks；It is adjacent for some small pitchs of holes or two The pitch of holes in hole less than two drill chucks the sum of radius when, can not carry out drilling simultaneously using existing gang drill or multi-hole drill or The processing method of tapping.In order to process the hole of such shape, drilling can only be carried out by several times or progress tapping processing spacing is smaller by several times Multiple threaded holes.In addition, no matter by the way of digital control hole drilling and tapping, or multi-hole drill is used to complete multiple hole locations Drilling and tapping process, the position precision in hole is the positioning by lathe drill chuck to complete, rather than the reality according to drill bit Border Working position determines that processed hole location distance remains error amount by the way of drill chuck, still come what is positioned It can not guarantee the precision of distance between each hole location or screw thread hole location.

Utility model content:

The purpose of this utility model is to provide a kind of new drill bits and screw tap, it may not be necessary to by the clamping of drill chuck To complete drilling and tapping work；Realize the drilling and tapping work of the porous bit synchronization threaded hole of small pitch of holes；Realize essence Quasi- drilling and tapping positioning process guarantees the accurate of distance between each hole location or screw thread hole location.

The drill bit of the utility model includes including positioned at tip as the cutting edge portion and hole drilling die for carrying out cutting drilling On location hole match drill bit navigated into the positioning bar portion of bore position, is matched with the toothed member in power mechanism, make It obtains the transmission teeth portion of drill bit rotation, contacted with the downward force application part in drilling equipment, the top that drill bit is moved downward Contact portion is terminated to constitute.Cutting tip of the cutting edge portion as boring work positioned at tip, completes cutwork；Drill bit locating rod Portion is matched with the location hole on hole drilling die, and the cooperation by the location hole on positioning bar portion and hole drilling die can make drill bit Accurately navigate to drilling position.It is more more accurate using drill chuck positioning than the prior art due to being that drill bit directly positions, it eliminates Drill bit setting-up eccentricity or it is coaxial etc. caused by location error.Since to need not rely on the clamping of drill chuck dynamic to transmit for drill bit Power, but driving cog part and the toothed member in power mechanism, such as gear on drill bit are utilized, the engagement of the progress such as synchronous belt, Bit power is transmitted, so that drill bit rotates, and then cutting edge portion can carry out machining in circumferencial direction.Meanwhile it boring Head is contacted using the contact portion on top with the downward force application part in drilling equipment, is on the one hand positioned in vertical direction, another party Face receives the down force of downward force application part, and drill bit is moved downward.Using such mode, when drilling Do not limited, do not influenced by drill chuck radius by drill chuck, thus realize multiple hole locations of any pitch of holes it is direct simultaneously Drilling.

Further, the transmission teeth portion of drill bit is any of transmission gear or synchronous pulley.First way, drill bit are logical It crosses gear first to engage with the jackshaft gear of power mechanism, then by the gear and power mechanism on power mechanism jackshaft Between synchronous pulley on axis, between synchronous belt establish the synchronization consistency that power transmission relationship obtains each drill bit movement；Second Mode, drill bit can also complete power transmission by directly engaging with synchronous pulley with the synchronous belt in power mechanism.Due to power Power mode is transmitted using synchronous belt in mechanism, multiple drill bits can be made to rotate synchronously in same drilling equipment or equipment, With good rotation consistency.

Further, the contact portion of drill end is top contact plane or is times for contacting concave surface or being the rotary shaft protruded One is a kind of.First way, drill bit are directly contacted by top contact plane with the head part of downward force application part, preferably, Head part can have the structure type of ball using lower section, downward pressure on the one hand be transmitted, so that drill bit moves downward, simultaneously Also the friction for reducing force-applying piece and bit contact plane, is conducive to the rotary motion of drill bit.The second way, drill bit top are being pushed up Portion is equipped with contact concave surface, contacts for accommodating and disposing ball, then with the head part as force application part, between drill bit and head part Frictional force is small, has good rotary motion；The third mode, drill bit can also be by being equipped with the rotary shaft protruded on top It is pivotally connected with the downward rotary shaft hole as force application part, thus the pressure that transmitting is downward, so that drill bit moves downward, while The rotation of drill bit is not interfered.

Further, drill bit can be integral structure, be also possible to split type structure.It is described when adopting a split structure Transmission teeth portion and positioning bar portion between be equipped with and be connected and fixed structure.The transmission teeth portion and positioning bar portion of drill bit will guarantee that connection is solid It is fixed reliable, the machining of drill bit is not influenced.

Further, the structure that is connected and fixed is thread connection or interference fit connection or buckle connection.To guarantee two A rod piece is fixedly connected, and can be matched to seperated drill bit using thread connection or interference according to the specific stress condition of cutting Close any form of connection or buckle connection.

Further, the drill bit is step-like, and the diameter for being driven teeth portion is greater than positioning bar portion.Match in drill bit and drilling die When closing progress drilling processing, positioning bar portion is extend into location hole, also, is made between drill bit and drilling die equipped with reset spring Drill bit reset is obtained, the diameter for being driven teeth portion is greater than positioning bar portion, is driven teeth portion and hole drilling die cooperation so as to realize to utilize Spring is limited in vertical direction.

As an improvement, the drill bit be it is step-like, positioning bar portion and transmission teeth portion between be equipped with blocking part, blocking part Diameter be greater than positioning gauge diameter.By the way that blocking part is arranged on drill bit, may be implemented to carry out in drill bit and drilling die cooperation When drilling processing, positioning bar portion is extend into location hole, using blocking part and hole drilling die cooperation to reset spring in vertical side To being limited, it will not generate and interfere because of the rotation of driving cog between reset spring and transmission teeth portion.

The screw tap of the utility model includes positioned at tip as the screw forming blade and tapping for carrying out screw forming processing Location hole on mold matches screw tap navigating to the positioning bar portion of tapping position, matches with the toothed member in power mechanism It closes, so that the transmission teeth portion of screw tap rotation, contacting with the downward force application part in tapping device, screw tap is moved downward Tip contact portion constitute.The cutting or extrusion molding working portion that screw forming blade positioned at tip works as tapping, Tapping work is completed by cutting or squeezing, screw tap positioning bar portion is matched with the location hole on tapping mold, by locating rod The cooperation of location hole in portion and tapping mold, can make screw tap accurately navigate to tapping station.Due to being fixed using screw tap Position bar portion directly positions, more more accurate using drill chuck positioning than the prior art, eliminates eccentric when screw tap installation or not coaxial The location error Deng caused by.Power is transmitted since screw tap needs not rely on the clamping of drill chuck, but utilizes driving cog part With the toothed member in power mechanism, such as gear, synchronous belt etc. is attached, and transmits screw tap rotary power, so that screw tap rotates, spiral shell Line forming blade can carry out screw thread process.Screw tap is connect using the downward force application part in the contact portion and tapping device on top On the one hand touching positions in vertical direction, on the other hand receives the down force of downward force application part, allow screw tap downward Movement carries out the machining of tapping.Using such mode, the arrangement of screw tap can not be limited by drill chuck, not by drill point The influence of head radius, to realize multiple hole locations directly tapping simultaneously of any pitch of holes.

Further, transmission teeth portion is any of transmission gear or synchronous pulley.First way, screw tap pass through transmission Gear is engaged with the countershaft-gear of power mechanism, then synchronous by the countershaft-gear of power mechanism and the jackshaft of power mechanism Power transmitting is established between belt wheel, synchronous belt, to obtain the synchronization consistency of each screw tap movement；The second way, screw tap can also It is directly engaged with the synchronous belt in power mechanism by synchronous pulley, completes power transmission.It is synchronized due to being used in power mechanism Band transmission power mode, can make multiple screw taps rotate synchronously in same tapping device or equipment, have good rotation Consistency and synchronism.

Further, the contact portion on screw tap top is top contact plane or is times for contacting concave surface or being the rotary shaft protruded One is a kind of.First way, screw tap is directly contacted by top contact plane with the head part as downward force application part, as excellent Choosing, head part can have the structure type of ball using lower section, on the one hand transmit downward pressure, so that screw tap moves downward, The friction for also reducing force-applying piece and screw tap contact plane simultaneously, is conducive to the rotation of screw tap.The second way, screw tap top are being pushed up Portion is equipped with contact concave surface, contacts for accommodating and disposing ball, then with the head part as force application part, thus screw tap and head part it Between frictional force it is small, have good rotary motion；The third mode, screw tap can also be by being equipped with the rotation protruded on top Shaft is pivotally connected with the rotary shaft hole as downward force application part, thus the pressure that transmitting is downward, so that screw tap moves downward, together When do not interfere the rotation of screw tap yet.

Further, screw tap can be integral structure, be also possible to split type structure, described when adopting a split structure Transmission teeth portion and positioning bar portion between be equipped with and be connected and fixed structure.The transmission teeth portion and positioning bar portion of screw tap will guarantee that connection is solid It is fixed reliable, the machining of screw tap is not influenced.

Further, the structure that is connected and fixed is thread connection or interference fit connection or buckle connection.To guarantee two A rod piece is fixedly connected, can according to cutting or the specific stress condition squeezed, to seperated screw tap using thread connection or Any form of interference fit connection or buckle connection.

Further, the screw tap is step-like, and the diameter for being driven teeth portion is greater than positioning bar portion.Match in screw tap and tapping mould When closing progress tapping processing, positioning bar portion is extend into location hole, also, is made between screw tap and tapping mould equipped with reset spring Screw tap reset is obtained, the diameter for being driven teeth portion is greater than positioning bar portion, is driven teeth portion and the cooperation of tapping mold so as to realize to utilize Spring is limited in vertical direction.

As an improvement, the screw tap be it is step-like, positioning bar portion and transmission teeth portion between be equipped with blocking part, blocking part Diameter be greater than positioning gauge diameter.By the way that blocking part is arranged on screw tap, may be implemented to carry out in screw tap and the cooperation of tapping mould When tapping processing, positioning bar portion is extend into location hole, using blocking part and the cooperation of tapping mold to reset spring in vertical side To being limited, it will not generate and interfere because of the rotation of driving cog between reset spring and transmission teeth portion.

The utility model drill bit and screw tap are installed to corresponding Multi-station drilling device or tapping device, may be implemented between hole Away from porous disposable drilling forming or tapping forming is still completed at the same time when being less than drill chuck, realize that any pitch of holes can Disposable drilling forming or tapping forming.The accurate positioning in drilling and tapping of the screw thread hole location of simultaneous processing.

The drill bit and screw tap of the utility model need not rely on the clamping of drill chuck to transmit power and complete to drill and attack Tooth work；It can not be limited by drill chuck when drilling, also not influenced by drill chuck radius, to realize any pitch of holes The direct of multiple hole locations drill simultaneously.In addition, being matched using drill bit positioning bar portion with the location hole on hole drilling die, rely on The cooperation for positioning the location hole on bar portion and hole drilling die can make drill bit accurately navigate to drilling position.Due to being that drill bit is straight Positioning is connect, positions more accurate, vibration when eliminating drill bit setting-up eccentricity or not coaxial or rotation using drill chuck than the prior art Move location error caused by waiting.It is filled using the drill bit of the utility model and the small pitch of holes drilling equipment of screw tap and tapping It sets, multiple drill bits or multiple screw taps of the utility model can be driven using toothed belt transmission mode in structure, thus a side Face has transmitting power steady, on the other hand multiple drill bits and the good advantage of screw tap work synchronism are not needed using drill chuck, Multiple hole locations of processing while realizing multiple hole locations of any pitch of holes, especially small pitch of holes are drilled and are attacked simultaneously Tooth processing, has the advantages that greatly improve production efficiency.

Detailed description of the invention

Fig. 1 is the schematic diagram of the drill bit of embodiment 1.

Fig. 2 is that the drill bit of embodiment 1 is mounted on the schematic diagram of Multi-station drilling device cope plate.

Fig. 3 is that the drill bit of embodiment 1 is mounted on drilling equipment partial cutaway schematic.

Fig. 4 is the enlarged diagram in the portion A in Fig. 2.

Fig. 5 is the schematic diagram of the drill bit of embodiment 2.

Fig. 6 is that the drill bit of embodiment 2 is mounted on the schematic diagram of Multi-station drilling device cope plate.

Fig. 7 is that the drill bit of embodiment 2 is mounted on drilling equipment partial cutaway schematic.

Fig. 8 is the enlarged diagram in the portion B in Fig. 6.

Fig. 9 is the schematic diagram of the drill bit of embodiment 3.

Figure 10 is that the drill bit of embodiment 3 is mounted on the schematic diagram of Multi-station drilling device cope plate.

Figure 11 is that the drill bit of embodiment 3 is mounted on drilling equipment partial cutaway schematic.

Figure 12 is the enlarged diagram in the portion C in Figure 10.

Figure 13 is the schematic diagram of the drill bit of embodiment 4.

Figure 14 is that the drill bit of embodiment 4 is mounted on the schematic diagram of Multi-station drilling device drilling pressing plate.

Figure 15 is that the drill bit of embodiment 4 is mounted on Multi-station drilling device partial cutaway schematic.

Figure 16 is the enlarged diagram in the portion D in Figure 14.

Figure 17 is the brill schematic diagram of the drill bit of embodiment 5.

Figure 18 is that the drill bit of embodiment 5 is mounted on the schematic diagram of Multi-station drilling device drilling pressing plate.

Figure 19 is that the drill bit of embodiment 5 is mounted on Multi-station drilling device partial cutaway schematic.

Figure 20 is the enlarged diagram in the portion E in Figure 18.

Figure 21 is the schematic diagram of the drill bit of embodiment 6.

Figure 22 is that the drill bit of embodiment 6 is mounted on the schematic diagram of Multi-station drilling device cope plate.

Figure 23 is that the drill bit of embodiment 6 is mounted on Multi-station drilling device partial cutaway schematic.

Figure 24 is the enlarged diagram in the portion F in Figure 23.

Figure 25 is the schematic diagram of the screw tap of embodiment 7.

Figure 26 is that the screw tap of embodiment 7 is mounted on the schematic diagram of multistation tapping device cope plate.

Figure 27 is that the screw tap of embodiment 7 is mounted on multistation tapping device partial cutaway schematic.

Figure 28 is the enlarged diagram in the portion G in Figure 26.

Figure 29 is the schematic diagram of the screw tap of embodiment 8.

Figure 30 is that the silk peace cone of embodiment 8 is mounted in the schematic diagram of multistation tapping device tapping pressing plate.

Figure 31 is the silk peace cone of embodiment 8 mounted in multistation tapping device partial cutaway schematic.

Figure 32 is the enlarged diagram in the portion H in Figure 30.

Figure 33 is the schematic diagram of the screw tap of embodiment 9.

Figure 34 is that the screw tap of embodiment 9 is mounted on the schematic diagram of multistation tapping device cope plate.

Figure 35 is that the screw tap of embodiment 9 is mounted on multistation tapping device partial cutaway schematic.

Figure 36 is the enlarged diagram in the portion I in Figure 35.

Figure 37 is the schematic diagram of the screw tap of embodiment 10.

Figure 38 is that the screw tap of embodiment 10 is mounted on the schematic diagram of multistation tapping device tapping pressing plate.

Figure 39 is that the screw tap of embodiment 10 is mounted on multistation tapping device partial cutaway schematic.

Figure 40 is the enlarged diagram in the portion J in Figure 39.

Figure 41 is the schematic diagram of the screw tap of embodiment 11.

Figure 42 is that the screw tap of embodiment 11 is mounted on the schematic diagram of multistation tapping device tapping pressing plate.

Figure 43 is that the screw tap of embodiment 11 is mounted on multistation tapping device partial cutaway schematic.

Figure 44 is the enlarged diagram in the portion K in Figure 42.

Figure 45 is the schematic diagram of the screw tap of embodiment 12.

Figure 46 is that the screw tap of embodiment 12 is mounted on the schematic diagram of multistation tapping device cope plate.

Figure 47 is that the screw tap of embodiment 12 is mounted on multistation tapping device partial cutaway schematic.

Figure 48 is the enlarged diagram in the portion L in Figure 47.

Specific embodiment:

Embodiment 1

As shown in Figure 1,2,3, 4, a kind of drill bit 100 includes cutting edge portion 101, the positioning bar portion 102, transmission positioned at tip Gear 103, tip contact facial planes 104 are constituted.The drill bit 100 be it is step-like, the diameter of transmission gear 103 is greater than positioning The diameter of bar portion 102.Cutting tip positioned at tip cutting edge portion 101 as boring work；When drill bit positions the work of bar portion 102 It is matched with the location hole 409 on hole drilling die, drill bit can be made accurately to navigate to drilling position.Drill bit 100 utilizes driving cog It partly 103 is attached with gear, the synchronous belt etc. in power mechanism, transmitting rotary power, so that drill bit 100 rotates, cutting Blade 101 can carry out machining in circumferencial direction.Drill bit 100 is using in the contact facial planes 104 and drilling equipment on top Head part contact, on the one hand vertical direction position, on the other hand receive the down force of head part, allow drill bit downward Move the machining to drill.

A kind of drilling equipment 400 includes drilling pressing plate 401, drilling rotary power shaft 402, and drill toothed belt transmission machine Structure, drill bit reset spring 410, the drilling cope plate 406 equipped with location hole 409, the drilling lower template for placing workpiece to be added 411, drill pressing mold positioning column 412；The drilling lower template 411 is arranged on workbench 304；Brill is installed on drilling equipment First 100；It is fixed by positioning bar portion 102 and drilling cope plate in the insertion drilling cope plate location hole 409 of bit cutting blade 101 The cooperation in position hole 409 positions on drilling cope plate 406.It is multiple that drill bit is provided between drill bit 100 and drilling cope plate 406 Position spring 410；The drilling synchronous belt drive mechanism includes the drilling synchronous belt driving being mounted in drilling power shaft 402 Wheel 403, more than two drilling synchronous pulleys 404, drilling synchronous belt 413, drilling tensioning wheel 405；The drilling synchronous belt Driving wheel 403 is mounted on drilling cope plate 406, and drilling synchronous pulley 404 is arranged by jackshaft 414 in drilling cope plate 406 On, drilling tensioning wheel 405 is mounted on drilling cope plate 406 by installation axle, and the drilling synchronous belt 413 is around drilling Synchronous belt driving wheel 403, drilling synchronous pulley 404, drilling tensioning wheel 405 form drilling toothed belt transmission；The drilling is same It is coaxial integrated equipped with the first transmission gear 407 of drilling to walk belt wheel 404；On first transmission gear of drilling 407 and drill bit Drilling transmission gear 103 engage；The thickness of drilling transmission gear 103 on drill bit 100 is greater than the first transmission gear of drilling 407 thickness.The synchronous belt driving wheel 403 that drills rotates, and drives drilling synchronous pulley 404, the drilling to drill on synchronous pulley 404 First transmission gear 407 rotates with it, and drives the drilling transmission gear 103 on drill bit 100 to rotate, drill bit 100 rotates；Due to boring The thickness of drilling transmission gear 103 on head is greater than the thickness of the first transmission gear 407 of drilling；Make in the pushing of drill bit pressing plate Drill bit 100 when moving downward, relative displacement, but still holding are vertically occurring for transmission gear 103 and the first transmission gear 407 Engaged transmission.The boring positioning hole that the 412 housing drill hole location column spring 415 of pressing mold positioning column that drills passes through drilling cope plate is outstanding It hangs on drilling pressing plate 401；Drill hole location column spring 415 is mounted between drilling pressing plate 401 and drilling cope plate 406；It is boring Hole lower template 406 is equipped with drilling lower template corresponding with drilling pressing mold positioning column 412 and positions post holes 416；Drill pressing plate 401 are equipped with 104 abutting contact of tip contact plane of ball screw 417 and drill bit 100.

The working method of Multi-station drilling device 400 and drill bit 100 is that drilling pressing plate 401 moves downward, and is mounted on drilling Drilling pressing mold positioning column 412 on pressing plate 401, drilling cope plate 406 and each component one being mounted on drilling cope plate 406 It rises and moves downward；Drilling pressing mold positioning column 412 enters the positioning post holes 416 of drilling lower template 411, drilling cope plate 406 and brill Hole lower template 411 contacts molding, and workpiece is compressed drilling lower template 411 simultaneously and fixed by drilling cope plate 406, with drill bit 100 Drilling processing position on the corresponding workpiece in corresponding boring positioning hole 409；The rotation of drilling power shaft 402 drives drilling synchronous belt to drive Driving wheel 403 rotates, and drives drilling 413 rotary motion of synchronous belt, to drive drilling synchronous pulley 404, drills on synchronous pulley The first transmission gear of drilling 407 rotate with it, drive drilling transmission gear 103 rotate, drill bit 100 rotate；Drill pressing plate 401 Continue to move downward, drill hole location column spring 415 is compressed, and drilling 412 counter bored holes pressing plate of pressing mold positioning column moves upwards；It bores Hole pressing plate 401 is equipped with the tip contact plane 104 that ball screw 417 pushes drill bit 100, so that drill bit 100 moves down；It bores First 100 positioning bar portion 102 is moved downward along drilling cope plate boring positioning hole 409, and drill bit reset spring 410 is compressed；With Drilling pressing plate 401 further pushing, 100 Continued downward motion of drill bit, drill bit 100 be pierced by drilling cope plate boring positioning Hole 409, starts to cut workpiece to be added and drills, and after the pressing plate 401 that drills presses to predetermined position, drill bit 100 reaches predetermined Drilling depth, complete predetermined boring action；Hereafter, drilling pressing plate 401 stops decline, switchs to rise, with drilling pressing plate 401 Rise, drill bit reset spring 410 is sprung back, and drives drill bit 100 to rise, the hole machined of workpiece to be added is left in bit cutting portion 101 Position returns in drilling cope plate boring positioning hole 409；The pressing plate 401 that drills persistently rises, and positioning column spring 415 is sprung back, and drives Drilling 406 counter bored holes pressing plate 401 of cope plate moves downward return；Drilling power axis 402 stops operating, and drill bit 100 stops turning It is dynamic；Drilling pressing plate 401 continues to rise back to initial position, completes boring work.

Embodiment 2

As shown in Fig. 5,6,7,8, a kind of drill bit 1001 include the cutting edge portion 1011 positioned at tip, positioning bar portion 1021, Synchronous pulley 1031, tip contact facial planes 1041 are constituted；The drill bit 1001 is step-like, the diameter of synchronous pulley 1031 Greater than the diameter of positioning bar portion 1021；Drill bit 1001 be separate structure, the synchronous pulley 1031 and positioning bar portion 1021 it Between be interference fitted connection.Cutting tip positioned at tip cutting edge portion 1011 as boring work completes cutwork；Drill bit is fixed Position bar portion 1021 matches when working with the location hole 409 on hole drilling die, and drill bit 1001 can be made accurately to navigate to drilling Position.Drill bit 1001 can be engaged by synchronous pulley 1031 with the synchronous belt in power mechanism, power transmission be completed, so that drill bit 1001 rotations, cutting edge portion 1011 can carry out machining in circumferencial direction.Drill bit 1001 utilizes the contact facial planes on top 1041 contact with the head part in drilling equipment, on the one hand vertical direction position, on the other hand receive downward force application part to Lower active force, allows drill bit to move downward the machining to drill.

A kind of drilling equipment 400 includes drilling pressing plate 401, drilling rotary power shaft 402, and drill toothed belt transmission machine Structure, drill bit reset spring 410, the drilling cope plate 406 equipped with location hole 409, the drilling lower template for placing workpiece to be added 411, drill pressing mold positioning column 412；The drilling lower template 411 is arranged on workbench 304；Brill is installed on drilling equipment First 1001；In the insertion drilling cope plate location hole 409 of bit cutting blade 1011, pass through positioning bar portion 1021 and drilling cope plate The cooperation of location hole 409 positions on drilling cope plate 406；Drill bit is provided between drill bit 1001 and drilling cope plate 406 Reset spring 410；The drilling synchronous belt drive mechanism includes that the drilling synchronous belt being mounted in drilling power shaft 402 drives Driving wheel 403, drilling synchronous belt 413, drilling tensioning wheel 405, the upper drilling synchronous pulley 1031 on more than two drill bit 1001； The drilling synchronous belt driving wheel 403, drilling tensioning wheel 405, drill bit 1001 are all mounted on drilling pressing plate 401, and drilling is same It walks band 413 and forms drilling toothed belt transmission around drilling synchronous belt driving wheel 403, synchronous pulley 1031, drilling tensioning wheel 405. The synchronous belt driving wheel 403 that drills rotates, and drives drilling synchronous pulley 404, drives the synchronous pulley 1031 on drill bit 1001, drives Drill bit 1001 rotates.The 412 housing drill hole location column spring 415 of pressing mold positioning column that drills passes through the boring positioning hole of drilling cope plate It is suspended on drilling pressing plate 401；Drill hole location column spring 415 is mounted between drilling pressing plate 401 and drilling cope plate 406；? The lower template 406 that drills is equipped with drilling lower template corresponding with drilling pressing mold positioning column 412 and positions post holes 416；Drill pressing plate 401 are equipped with 1041 abutting contact of tip contact facial planes of ball screw 417 and drill bit 1001.

The working method of Multi-station drilling device 400 and drill bit 1001 is that drilling pressing plate 401 moves downward, and is mounted on drilling Drilling pressing mold positioning column 412 on pressing plate 401, drilling cope plate 406 and each component one being mounted on drilling cope plate 406 It rises and moves downward；Drilling pressing mold positioning column 412 enters the positioning post holes 416 of drilling lower template 411, drilling cope plate 406 and brill The contact molding of hole lower template 411, it is fixed that workpiece is compressed drilling lower template 411 simultaneously by drilling cope plate 406；With drill bit Drilling position on the corresponding workpiece in 1001 corresponding boring positioning holes 409；The rotation of drilling power shaft 402 drives drilling synchronous belt to drive Driving wheel 403 rotates, and drives drilling 413 rotary motion of synchronous belt, to drive synchronous pulley 1031, then drill bit 1001 is driven to revolve Turn；Bit cutting blade 1011 has cutting function；Drilling pressing plate 401 continues to move downward, and drill hole location column spring 415 is pressed Contracting, drilling 412 counter bored holes pressing plate of pressing mold positioning column move upwards；The pressing plate 401 that drills is equipped with ball screw 417 and pushes drill bit 1001 tip contact plane 104, so that drill bit 1001 moves down；The positioning bar portion 102 of drill bit 1001 is along drilling cope plate Boring positioning hole 409 moves downward, and drill bit reset spring 410 is compressed；With the further pushing of drilling pressing plate 401, drill bit 1001 Continued downward motions, drill bit 1001 are pierced by the boring positioning hole 409 of drilling cope plate, start to cut workpiece to be added and be bored Hole, after the pressing plate 401 that drills presses to predetermined position, drill bit 1001 reaches scheduled drilling depth, completes predetermined boring action； Hereafter, drilling pressing plate 401 stops decline, switchs to rise, and as drilling pressing plate 401 rises, drill bit reset spring 410 is sprung back, band Dynamic drill bit 1001 rises, and the hole machined position of workpiece to be added is left in bit cutting portion 1011, returns to drilling cope plate boring positioning hole In 409；The pressing plate 401 that drills persistently rises, and positioning column spring 415 is sprung back, and drives drilling 406 counter bored holes pressing plate 401 of cope plate Move downward return；Drilling power axis 402 stops operating, and drill bit 1001 stops operating；Drilling pressing plate 401 continues to rise back to Initial position completes boring work.

Embodiment 3

As shown in Fig. 9,10,11,12, a kind of drill bit 1002 includes cutting edge portion 1012, the positioning bar portion positioned at tip 1022, transmission gear 1032, the rotary shaft 1042 of top protrusion, blocking part 1052 are constituted；The drill bit 1002 be it is step-like, The diameter of blocking part 1052 is greater than the diameter of positioning bar portion 1022.Unlike the first embodiment, drill bit 1002 on top by setting There are the rotary shaft 1042 of protrusion and the rotary shaft hole on downward force application part to be pivotally connected, so that downward pressure is transmitted, so that drill bit It moves downward, while also not interfering the rotation of drill bit；Drill bit 1002 is coupled brill with hole drilling die using blocking part 1052 Hole reset spring 410.It will not be generated because of the rotation of transmission gear between drilling reset spring 410 and transmission gear 1032 mutually Interference.

As shown in Figure 10,11,12, a kind of drilling equipment 400 offers pivoted hole 420 on drilling pressing plate 401, installs It is equipped with the rotary shaft 1042 of protrusion on the top of the drill bit 1002 of drilling equipment, rotary shaft 1042 and rotary shaft hole 420 are pivotally connected. Synchronous tape drive mechanism is mounted on drilling pressing plate 401, when synchronous belt driving wheel drives drill bit 1002 by synchronous belt, rotation Axis 1042 rotates in rotary shaft hole 420, keeps the stability of drill bit 1002.When the pressing plate 401 that drills moves downward, drilling Pressing plate 401 directly pushes drill bit 1002 and moves downward.

Embodiment 4

As shown in Figure 13,14,15,16, a kind of drill bit 1003 includes cutting edge portion 1013, the positioning bar portion positioned at tip 1023, synchronous pulley 1033, the rotary shaft 1043 of top protrusion, blocking part 1053 are constituted；The drill bit 1003 be it is step-like, The diameter of blocking part 1053 is greater than the diameter of positioning bar portion 1023.As different from Example 2, drill bit 1003 on top by setting There are the rotary shaft 1043 of protrusion and the rotary shaft hole on downward force application part to be pivotally connected, thus the pressure that transmitting is downward, so that boring Head moves downward, while also not interfering the rotation of drill bit；Drill bit 1003 is cooperated using using blocking part 1053 with hole drilling die Reset spring 410 is installed, will not be generated because of the rotation of transmission gear between reset spring 410 and synchronous pulley 1033 mutually Interference.

As shown in Figure 14,15,16, a kind of drilling equipment 400 offers pivoted hole 420 on drilling pressing plate 401, installs It is equipped with the rotary shaft 1043 of protrusion on the top of the drill bit 1003 of drilling equipment, rotary shaft 1043 and rotary shaft hole 420 are pivotally connected. Synchronous tape drive mechanism is mounted on drilling pressing plate 401, when synchronous belt driving wheel drives drill bit 1003 by synchronous belt, rotation Axis 1043 rotates in rotary shaft hole 420, keeps the stability of drill bit 1003.When the pressing plate 401 that drills moves downward, drilling Pressing plate 401 directly pushes drill bit 1003 and moves downward.Bearing shell is equipped between rotary shaft 1003 and rotary shaft hole 420 (not show Friction is reduced out).

Embodiment 5

As shown in figure 17, a kind of drill bit 1005 includes cutting edge portion 1015, the positioning bar portion 1025, synchronous belt positioned at tip Wheel 1035, contact concave surface 1045 are constituted.

As shown in 17,18,19,20 figures, a kind of Multi-station drilling device 400 includes drilling pressing plate 401, drilling rotary power Shaft 402, drilling synchronous belt drive mechanism, the drilling cope plate 406 equipped with location hole 409, are used for drill bit reset spring 410 Place drilling lower template 411, the drilling pressing mold positioning column 412 of workpiece to be added；The setting of drilling lower template 411 is working On platform 304；The drill bit 1005 being mounted on Multi-station drilling device 400 includes cutting edge portion 1015, the locating rod positioned at tip Portion 1025, synchronous pulley 1035, tip contact portion concave surface 1045 are constituted；The insertion drilling upper mold of bit cutting blade 1015 In plate location hole 409, positioned on drilling cope plate 406 by positioning bar portion 1025 with drilling cope plate location hole 409；? Drill bit reset spring 410 is provided between drill bit 1005 and drilling cope plate 406；The drilling synchronous belt drive mechanism includes The drilling synchronous belt driving wheel 403 being mounted in drilling power shaft, the synchronous belt 413 that drills, drilling tensioning wheel 405, setting exist Synchronous pulley 1035 on drill bit 1001；The drilling synchronous belt driving wheel 403, drilling tensioning wheel 405 are all mounted on drilling On pressing plate 401, the drilling synchronous belt 413 is around the synchronous pulley on drilling synchronous belt driving wheel 403, drill bit 1005 1035, drilling tensioning wheel 405 forms drilling toothed belt transmission.The synchronous belt driving wheel 403 that drills rotates, and drives on drill bit 1005 Synchronous pulley 1035 drives drill bit 1005 to rotate；Drill 412 housing drill hole location column spring 415 of pressing mold positioning column, passes through and bores The boring positioning hole of hole cope plate is suspended on drilling pressing plate 401；Drill hole location column spring 415 be mounted on drilling pressing plate 401 with Between drilling cope plate 406；Drilling lower template corresponding with drilling pressing mold positioning column 412 is equipped in drilling lower template 406 Position post holes 416；It is equipped with adjustment screw 427 on drilling pressing plate 401, is equipped on the tip contact concave surface 1045 of drill bit 1005 Ball 10451 adjusts screw 427 and 10451 abutting contact of ball.

Multi-station drilling device working method is that drilling pressing plate 401 moves downward, the brill being mounted on drilling pressing plate 401 Hole pressing mold positioning column 412, drilling cope plate 406 and each component being mounted on drilling cope plate 406 move downwardly together；It bores Hole pressing mold positioning column 412 enters the positioning post holes 416 of drilling lower template 411, and drilling cope plate 406 connects with drilling lower template 411 Touching molding, it is fixed that workpiece is compressed drilling lower template 411 simultaneously by drilling cope plate 406；Drill cope plate 406 on drill bit pair Drilling position on the corresponding workpiece in the boring positioning hole 409 answered；The rotation of drilling power shaft 402 drives drilling synchronous belt driving wheel 403 rotations drive drilling 413 rotary motion of synchronous belt, to drive drilling tensioning wheel 405, the synchronous pulley on drill bit 1005 1035, drill bit 1005 rotates；Bit cutting blade 1015 has cutting function；Drilling pressing plate 401 continues to move downward, and drilling is fixed Position column spring 415 is compressed, and drilling 412 counter bored holes pressing plate of pressing mold positioning column moves upwards；The pressing plate 401 that drills is equipped with adjustment Screw 427 pushes ball 10451, then descends and the tip contact concave surface 1045 of drill bit 1005, so that drill bit 1005 moves down； With the further pushing of drilling pressing plate 401,1005 Continued downward motion of drill bit, drill bit 1005 is pierced by the brill of drilling cope plate Hole location hole 409, starts to cut workpiece to be added and drills, and after the pressing plate 401 that drills presses to predetermined position, drill bit 1005 is arrived Up to scheduled drilling depth, predetermined boring action is completed；Hereafter, drilling pressing plate 401 stops decline, switchs to rise, with drilling Pressing plate 401 rises, and drill bit 1005 is driven to rise, and drilling pressing plate 401 continues to rise back to initial position, and drilling power axis 402 stops Rotation stop is dynamic, and drill bit 1005, which stops operating, completes boring work.

Embodiment 6

As shown in figure 21, a kind of drill bit 1006 includes cutting edge portion 1016, the positioning bar portion 1026, transmission positioned at tip Gear 1036, contact concave surface 1046 are constituted.

As shown in 21,22,23,24 figures, a kind of Multi-station drilling device 400 includes drilling pressing plate 401, drilling rotary power Shaft 402, drill synchronous belt drive mechanism, drill bit pressing plate 401, drill bit reset spring 410, in the drilling equipped with location hole 409 Template 406, the drilling lower template 411 for placing workpiece to be added, drilling pressing mold positioning column 412；The drilling lower template 411 It is arranged on workbench 304；The drill bit 1006 being mounted on Multi-station drilling device 400 includes the cutting edge portion positioned at tip 1016, bar portion 1026, transmission gear 1036, the composition of tip contact portion concave surface 1046 are positioned；The insertion of bit cutting blade 1016 is bored In hole cope plate location hole 409, positioning bar portion 1026 on the drilling drilling cope plate 406 of cope plate location hole 409 by positioning；? Drill bit reset spring 410 is provided between drill bit 1006 and drilling cope plate 406；The drilling synchronous belt drive mechanism includes The drilling synchronous belt driving wheel 403 being mounted in drilling power shaft 402, more than two drilling synchronous pulleys 404, drilling are same Walk band 413, drilling tensioning wheel 405；The drilling synchronous belt driving wheel 403 is mounted on drilling cope plate 406, and drill synchronous belt Wheel 404 is arranged on drilling cope plate 406 by jackshaft 414, and drilling tensioning wheel 405 is mounted on drilling cope plate 406, institute The drilling synchronous belt 413 stated is formed and is bored around drilling synchronous belt driving wheel 403, drilling synchronous pulley 404, drilling tensioning wheel 405 Hole toothed belt transmission；The first transmission gear 407 of drilling is equipped with above the drilling synchronous pulley 404；The drilling first Transmission gear 407 is engaged with drilling transmission gear 1036；The thickness of drilling transmission gear 1036 on drill bit 1006 is greater than drilling The thickness of first transmission gear 407.The synchronous belt driving wheel 403 that drills rotates, and drives drilling synchronous pulley 404, drilling first Transmission gear 407 rotates with it, and drives the drilling transmission gear 1036 on drill bit 1006, and drill bit 1006 rotates；Due on drill bit Drilling transmission gear 1036 thickness be greater than drilling the first transmission gear 407 thickness；Continuing to push in drill bit pressing plate makes Drill bit 1006 when moving downward, relative displacement, but still guarantor are vertically occurring for transmission gear 1036 and the first transmission gear 407 Hold engaged transmission.The boring positioning hole that the 412 housing drill hole location column spring 415 of pressing mold positioning column that drills passes through drilling cope plate is outstanding It hangs on drilling pressing plate 401；Drill hole location column spring 415 is mounted between drilling pressing plate 401 and drilling cope plate 406；It is boring Hole lower template 406 is equipped with drilling lower template corresponding with drilling pressing mold positioning column 412 and positions post holes 416；In drilling pressing plate 401 are equipped with adjustment screw 427, and ball 10461 is equipped on the tip contact concave surface 1046 of drill bit 1006, adjusts screw 427 With 10461 abutting contact of ball.

Multi-station drilling device working method is that drilling pressing plate 401 moves downward, the brill being mounted on drilling pressing plate 401 Hole pressing mold positioning column 412, drilling cope plate 406 and each component being mounted on drilling cope plate 406 move downwardly together；It bores Hole pressing mold positioning column 412 enters the positioning post holes 416 of drilling lower template 411, and drilling cope plate 406 connects with drilling lower template 411 Touching molding, it is fixed that workpiece is compressed drilling lower template 411 simultaneously by drilling cope plate 406；Drill cope plate 406 on drill bit pair Drilling position on the corresponding workpiece in the boring positioning hole 409 answered；The drilling synchronous belt drive mechanism includes being mounted on drilling to move Drilling synchronous belt driving wheel 403 in power shaft 402, more than two drilling synchronous pulleys 404, drilling synchronous belt 413, drilling Tensioning wheel 405；The drilling synchronous belt driving wheel 403 is mounted on drilling cope plate 406, and drilling synchronous pulley 404 passes through The setting of jackshaft 414 is on drilling cope plate 406, and drilling tensioning wheel 405 is mounted on drilling cope plate 406, the drilling Synchronous belt 413 forms drilling synchronous belt around drilling synchronous belt driving wheel 403, drilling synchronous pulley 404, drilling tensioning wheel 405 Transmission；The 404 top integration of drilling synchronous pulley is equipped with the first transmission gear 407 of drilling；The drilling first passes Moving gear 407 is engaged with drilling transmission gear 1036；The thickness of drilling transmission gear 1036 is greater than the first transmission gear of drilling 407 thickness.The synchronous belt driving wheel 403 that drills rotates, and drives drilling synchronous pulley 404, the drilling the to drill on synchronous pulley One transmission gear 407 rotates with it, and drives the drilling transmission gear 1036 on drill bit 1006, and drill bit 1006 rotates；Due to drilling The thickness of transmission gear 1036 is greater than the thickness of the first transmission gear 407 of drilling；Continue to push so that drill bit in drill bit pressing plate 1006 when moving downward, and relative displacement is vertically occurring for transmission gear 1036 and the first transmission gear 407, but still keeps engagement Transmission.Drilling pressing plate 401 continues to move downward, and drill hole location column spring 415 is compressed, and drilling pressing mold positioning column 412 is opposite to be bored Hole pressing plate moves upwards；The pressing plate 401 that drills is equipped with adjustment screw 427 and pushes ball 10461, then lower and drill bit 1006 Tip contact recessed 1046, so that drill bit 1006 moves down；With the further pushing of drilling pressing plate 401, drill bit 1006 continues It moves downward, drill bit 1006 is pierced by the boring positioning hole 409 of drilling cope plate, starts to cut workpiece to be added and drills, and works as brill After hole pressing plate 401 presses to predetermined position, drill bit 1006 reaches scheduled drilling depth, completes predetermined boring action；Hereafter, it bores Hole pressing plate 401 stops decline, switchs to rise, and as drilling pressing plate 401 rises, drill bit 1006 is driven to rise, drill pressing plate 401 Continue to rise back to initial position, drilling power axis 402 stops operating, and drill bit 1006, which stops operating, completes boring work.

Embodiment 7

As shown in Figure 25,26,27,28, a kind of screw tap 200 includes screw forming blade 201 positioned at tip, positioning bar portion 202, transmission gear 203, tip contact facial planes 204 are constituted.The screw tap 200 is step-like, the diameter of transmission gear 203 Greater than the diameter of positioning bar portion 202.The cutting or extruding work department to work positioned at tip screw forming blade 201 as tapping； Screw tap positioning bar portion 202 matches when working with the location hole on tapping mold, by positioning bar portion 202 and tapping mold The cooperation of location hole makes screw tap accurately navigate to tapping position.Screw tap 200 is using in driving cog part 203 and power mechanism Gear, synchronous belt etc. are attached, and transmit screw tap rotary power, so that screw tap 200 rotates, screw forming blade 201 can be Circumferencial direction carries out cutting or extrusion process.Screw tap 200 is connect using the contact facial planes 204 on top with the head part in tapping device On the one hand touching positions in vertical direction, on the other hand receives the down force of head part, screw tap is allowed to move downward progress The cutting or extrusion process of tapping.

A kind of tapping device 500 includes tapping pressing plate 501, tapping rotary power shaft 502, tapping toothed belt transmission machine Structure, screw tap reset spring 510, the tapping cope plate 506 equipped with location hole 509, the tapping lower template for placing workpiece to be added 511, tapping pressing mold positioning column 512；The tapping lower template 511 is arranged on workbench 304；Silk is installed on tapping device Cone 200；Screw-tap threaded shapes blade 201 and is inserted into tapping cope plate location hole 509, passes through positioning bar portion 202 and tapping upper mold The cooperation of plate location hole 509 positions on tapping cope plate 506；Screw tap is provided between screw tap 200 and tapping cope plate 506 Reset spring 510；The tapping synchronous belt drive mechanism includes that the tapping synchronous belt being mounted on tapping power shaft 502 drives Driving wheel 503, more than two tapping synchronous pulleys 504, tapping synchronous belt 513, tapping tensioning wheel 505；The tapping is synchronous Band driving wheel 503 is mounted on tapping cope plate 506, and tapping synchronous pulley 504 is arranged by tapping jackshaft 514 in tapping upper mold On plate 506, tapping tensioning wheel 505 is mounted on tapping cope plate 506 by installation axle, and the tapping synchronous belt 513 bypasses Tapping synchronous belt driving wheel 503, tapping synchronous pulley 504, tapping tensioning wheel 505 form tapping toothed belt transmission；Described attacks The first transmission gear of tapping 507 is equipped with above tooth synchronous pulley 504；On first transmission gear of tapping 507 and screw tap Tapping transmission gear 203 engages；The thickness of tapping transmission gear 203 on screw tap 200 is greater than the first transmission gear of tapping 507 Thickness.Tapping synchronous belt driving wheel 503 rotates, and drives tapping synchronous pulley 504, and the tapping first on tapping synchronous pulley passes Moving gear 507 rotates with it, and tapping transmission gear 203 is driven to rotate, and screw tap 200 is driven to rotate；Since the tapping on screw tap passes The thickness of moving gear 203 is greater than the thickness of the first transmission gear of tapping 507；Continue to push so that screw tap 200 in screw tap pressing plate When moving downward, relative displacement is vertically occurring for transmission gear 203 and the first transmission gear 507, but still engagement is kept to pass It is dynamic.512 housing tapping positioning column spring 515 of tapping pressing mold positioning column, is suspended on across the tapping location hole of tapping cope plate and attacks On tooth pressing plate 501；Tapping positioning column spring 515 is mounted between tapping pressing plate 501 and tapping cope plate 506；In tapping lower die Plate 506 is equipped with tapping lower template corresponding with tapping pressing mold positioning column 512 and positions post holes 516；Tapping pressing plate 501 is equipped with 204 abutting contact of tip contact plane of ball screw 517 and screw tap 200.

The working method of multistation tapping device 500 and screw tap 200 is that tapping pressing plate 501 moves downward, and is mounted on tapping Tapping pressing mold positioning column 512, tapping cope plate 506 on pressing plate 501 and each component one being mounted on tapping cope plate 506 It rises and moves downward；Tapping pressing mold positioning column 512 enter tapping lower template 511 positioning post holes 516, tapping cope plate 506 with attack The contact molding of tooth lower template 511, it is fixed that workpiece is compressed tapping lower template 511 simultaneously by tapping cope plate 506；With screw tap 200 Tapping position on the corresponding workpiece of corresponding tapping location hole 509；The rotation of tapping power shaft 502 drives tapping synchronous belt driving wheel 503 rotations, drive 513 rotary motion of tapping synchronous belt, so that tapping synchronous pulley 504 is driven, attacking on tapping synchronous pulley The first transmission gear of tooth 507 rotates with it, and drives the tapping transmission gear 203 on screw tap 200, and screw tap 200 rotates；Screw tap blade 201 have cutting or squeeze function；Tapping pressing plate 501 continues to move downward, and tapping positioning column spring 515 is compressed, tapping pressure Mould positioning column 512 is moved upwards with respect to tapping pressing plate；Tapping pressing plate 501 is equipped with the top that ball screw 517 pushes screw tap 200 Contact plane 204, so that screw tap 200 moves down；The positioning bar portion 202 of screw tap 200 is along tapping cope plate tapping location hole 509 It moves downward, screw tap reset spring 510 is compressed；With the further pushing of tapping pressing plate 501, screw tap 200 continues to transport downwards Dynamic, screw tap 200 is pierced by the tapping location hole 509 of tapping cope plate, starts to cut or squeeze workpiece to be added and carries out tapping, when attacking After tooth pressing plate 501 presses to predetermined position, screw tap 200 reaches scheduled tapping depth, completes predetermined tapping movement；Tapping pressing plate 501 switch to rise, while tapping line shaft 502 rotates backward, and drive the movement of 513 reversed turning of tapping synchronous belt, and tapping is synchronous It drives tapping synchronous pulley 504 to rotate backward after band 513 is reversed, screw tap 200 is driven to rotate backward；Screw tap 200 rotate backward from It is reversely exited in threaded hole；As pressing plate 501 rises, screw tap reset spring 510 is sprung back, while screw tap 200 is gradually backed out screw thread Hole after screw forming blade 201 leaves the threaded hole of workpiece to be added, returns in cope plate location hole 509；Tapping pressing plate 501 is held Continuous to rise, positioning column spring 515 is sprung back, and tapping cope plate 506 is driven to move downward return with respect to tapping pressing plate 501；Tapping is dynamic Power axis 502 stops operating, and screw tap 200 stops operating；Tapping pressing plate 501 continues to rise back to initial position, completes tapping work.

Embodiment 8

As shown in Figure 29,30,31,32, a kind of screw tap 2001 includes screw forming blade 2011 positioned at tip, positioning Bar portion 2021, synchronous pulley 2031, tip contact facial planes 2051 are constituted；The screw tap 2001 is step-like, synchronous pulley 2031 diameter is greater than the diameter of positioning bar portion 2021；Screw tap 2001 is separate structure, the synchronous pulley 2031 and positioning Connection is interference fitted between bar portion 2021.The cutting to work positioned at tip screw forming blade 2001 as tapping or press section Point, it completes cutting or squeezes work；Screw tap positioning bar portion 202 matches when working with the location hole on tapping mold, by fixed The cooperation of location hole in position bar portion 2021 and tapping mold, can make screw tap 2001 accurately navigate to tapping position.Screw tap 2001 can be engaged by synchronous pulley 2031 with the synchronous belt in power mechanism, so that screw tap 2001 rotates, screw forming blade 2011 can carry out cutting or extrusion process in circumferencial direction.Screw tap 2001 is filled using the contact facial planes 2051 on top and tapping Head part contact in setting, on the one hand positions in vertical direction, on the other hand receives the down force of head part, so that screw tap 2001 The cutting or extrusion process for carrying out tapping can be moved downward.

A kind of tapping device 500 includes tapping pressing plate 501, tapping rotary power shaft 502, tapping toothed belt transmission machine Structure, screw tap reset spring 510, the tapping cope plate 506 equipped with location hole 509, the tapping lower template for placing workpiece to be added 511, tapping pressing mold positioning column 512；The tapping lower template 511 is arranged on workbench 304；Silk is installed on tapping device Cone 2001；Screw-tap threaded shapes blade 2011 and is inserted into tapping cope plate location hole 509, by positioning bar portion 2021 and tapping The cooperation of die plate locating holes 509 positions on tapping cope plate 506；It is provided between screw tap 2010 and tapping cope plate 506 Screw tap reset spring 510；The tapping synchronous belt drive mechanism includes that the tapping that is mounted on tapping power shaft 502 is same Step band driving wheel 503, tapping synchronous belt 513, tapping tensioning wheel 505, the upper tapping synchronous belt on more than two screw tap 2001 Wheel 2031；The tapping synchronous belt driving wheel 503, tapping tensioning wheel 505, screw tap 2001 are all mounted on tapping pressing plate 501 On, tapping synchronous belt 513 is same around tapping synchronous belt driving wheel 503, synchronous pulley 2031, the formation tapping of tapping tensioning wheel 505 Walk V belt translation.Tapping synchronous belt driving wheel 503 rotates, and drives tapping synchronous pulley 504, drives the synchronous pulley on screw tap 2001 2031, drive screw tap 2001 to rotate.512 housing tapping positioning column spring 515 of tapping pressing mold positioning column passes through tapping cope plate Tapping location hole is suspended on tapping pressing plate 501；Tapping positioning column spring 515 is mounted on tapping pressing plate 501 and tapping cope plate Between 506；It is equipped with tapping lower template corresponding with tapping pressing mold positioning column 512 in tapping lower template 506 and positions post holes 516；Tapping pressing plate 501 is equipped with 2051 abutting contact of tip contact facial planes of ball screw 517 and screw tap 2001.

The working method of multistation tapping device 500 and screw tap 2001 is that tapping pressing plate 501 moves downward, and is mounted on tapping Tapping pressing mold positioning column 512, tapping cope plate 506 on pressing plate 501 and each component one being mounted on tapping cope plate 506 It rises and moves downward；Tapping pressing mold positioning column 512 enter tapping lower template 511 positioning post holes 516, tapping cope plate 506 with attack The contact molding of tooth lower template 511, it is fixed that workpiece is compressed tapping lower template 511 simultaneously by tapping cope plate 506；Tapping upper mold Tapping position on plate 506 on the corresponding workpiece of corresponding with screw tap tapping location hole 509；The rotation of tapping power shaft 502, which drives, attacks Tooth synchronous belt driving wheel 503 rotates, and drives 513 rotary motion of tapping synchronous belt, to drive synchronous pulley 2031, then band Dynamic screw tap 2001 rotates；Screw-tap threaded, which shapes blade 2011, has cutting or squeeze function；Tapping pressing plate 501 continues to transport downwards Dynamic, tapping positioning column spring 515 is compressed, and tapping pressing mold positioning column 512 is moved upwards with respect to tapping pressing plate；Tapping pressing plate 501 It is equipped with the tip contact plane 2051 that ball screw 517 pushes screw tap 2001, so that screw tap 2001 moves down；Screw tap 2001 Positioning bar portion 202 moved downward along tapping cope plate tapping location hole 509, screw tap reset spring 510 is compressed；With attacking The further pushing of tooth pressing plate 501,2001 Continued downward motion of screw tap, screw tap 2001 are pierced by the tapping location hole of tapping cope plate 509, start to cut or squeeze workpiece progress tapping to be added, after tapping pressing plate 501 presses to predetermined position, screw tap 2001 is reached Scheduled tapping depth completes predetermined tapping movement；Tapping pressing plate 501 switchs to rise, while tapping line shaft 502 reversely turns It is dynamic, the movement of 513 reversed turning of tapping synchronous belt is driven, drives tapping synchronous pulley 504 reversely to turn after tapping synchronous belt 513 is reversed It is dynamic, drive screw tap 2001 to rotate backward；Screw tap 2001 is rotated backward reversely to be exited from threaded hole；As pressing plate 501 rises, silk It bores reset spring 510 to spring back, while screw tap 2001 is gradually backed out threaded hole, screw forming blade 2011 leaves workpiece to be added After threaded hole, return in cope plate location hole 509；Tapping pressing plate 501 persistently rises, and positioning column spring 515 is sprung back, and drives tapping Cope plate 506 moves downward return with respect to tapping pressing plate 501；Tapping line shaft 502 stops operating, and screw tap 2001 stops operating； Tapping pressing plate 501 continues to rise back to initial position, completes tapping work.

Embodiment 9

As shown in Figure 33,34,35,36, a kind of screw tap 2002 includes screw forming blade 2012 positioned at tip, positioning Bar portion 2022, transmission gear 2032, the rotary shaft 2042 of top protrusion, blocking part 2052 are constituted；The screw tap 2002 is platform Scalariform, the diameter of blocking part 2052 are greater than the diameter of positioning bar portion 2022.As different from Example 7, screw tap 2002 by Top is equipped with the rotary shaft 2033 of protrusion and the rotary shaft hole on downward force application part is pivotally connected, to transmit downward pressure, makes It obtains screw tap 2002 to move downward, while also not interfering the rotation of screw tap 2002；Screw tap 2002 using blocking part 2052 come and tapping Mold is coupled reset spring 510, will not produce because of the rotation of transmission gear between reset spring 510 and transmission gear 2032 Life interferes.

As shown in 33,34,35,36 figures, a kind of tapping device 500 offers pivoted hole 420 on tapping pressing plate 501, peace The rotary shaft 2042 of protrusion is equipped with mounted in the top of the screw tap 2002 of tapping device, rotary shaft 2042 and rotary shaft hole 420 are pivotally connected. Synchronous tape drive mechanism is mounted on tapping pressing plate 501, when synchronous belt driving wheel drives screw tap 2002 by synchronous belt, rotation Axis 2042 rotates in rotary shaft hole 420, keeps the stability of screw tap 2002.When tapping pressing plate 501 moves downward, tapping pressure Plate 501 directly pushes screw tap 2002 and moves downward.

Embodiment 10

As shown in Figure 37,38,39,40, a kind of screw tap 2003 includes screw forming blade 2013 positioned at tip, positioning Bar portion 2023, synchronous pulley 2033, the rotary shaft 2043 of top protrusion, blocking part 2053 are constituted；The screw tap 2003 is platform Scalariform, the diameter of blocking part 2053 are greater than the diameter of positioning bar portion 2023.As different from Example 10, screw tap 2003 by Top is equipped with the rotary shaft 2043 of protrusion and the rotary shaft hole on downward force application part is pivotally connected, thus the pressure that transmitting is downward, So that screw tap moves downward, while the rotation of screw tap is not interfered yet；Screw tap 2003 using using blocking part 2053 come with tapping mould Tool is coupled reset spring 510, will not generate phase because of the rotation of transmission gear between reset spring and synchronous pulley 2033 Mutually interference.

As shown in Figure 37,38,39,40, a kind of tapping device 500 offers pivoted hole 420 on tapping pressing plate 501, peace The rotary shaft 2043 of protrusion is equipped with mounted in the top of the screw tap 2003 of tapping device, rotary shaft 2043 and rotary shaft hole 420 are pivotally connected. Synchronous tape drive mechanism is mounted on tapping pressing plate 501, when synchronous belt driving wheel drives screw tap 2003 by synchronous belt, rotation Axis 2043 rotates in rotary shaft hole 420, keeps the stability of screw tap 2003.When tapping pressing plate 501 moves downward, tapping pressure Plate 501 directly pushes screw tap 2003 and moves downward.Bearing shell (not shown) is equipped between rotary shaft 2043 and rotary shaft hole 420 to subtract Few friction.

Embodiment 11

As shown in figure 41, a kind of screw tap 2005 includes the screw forming blade 2015 for being located at tip, positions bar portion 2025, is same Walk belt wheel 2035, contact concave surface 2045 is constituted.

As shown in Figure 41,42,43,44, a kind of multistation tapping device 500 includes tapping pressing plate 501, tapping rotary power Shaft 502, tapping synchronous belt drive mechanism, the tapping cope plate 506 equipped with location hole 509, are used for screw tap reset spring 510 Place tapping lower template 511, the tapping pressing mold positioning column 512 of workpiece to be added；The setting of tapping lower template 511 is working On platform 304；The screw tap 2005 being mounted on multistation tapping device 500 includes the screw forming blade 2015 for being located at tip, determines Position bar portion 2025, synchronous pulley 2035, tip contact portion concave surface 2045 are constituted；The screw-tap threaded forming blade 2015 is inserted Enter in tapping cope plate location hole 509, positioning bar portion 2025 is by tapping cope plate location hole 509 on tapping cope plate 506 Positioning；Screw tap reset spring 510 is provided between screw tap 2005 and tapping cope plate 506；The tapping toothed belt transmission Mechanism includes tapping synchronous belt driving wheel 503, tapping synchronous belt 513, the tapping tensioning wheel being mounted on tapping power shaft 505, the synchronous pulley 2035 on screw tap 2005 is set；The tapping synchronous belt driving wheel 503, tapping tensioning wheel 505 are all It is mounted on tapping pressing plate 501, the tapping synchronous belt 513 is around same on tapping synchronous belt driving wheel 503, screw tap 2005 Walk belt wheel 2035, tapping tensioning wheel 505 forms tapping toothed belt transmission.Tapping synchronous belt driving wheel 503 rotates, and drives screw tap Synchronous pulley 2035 on 2005 drives screw tap 2005 to rotate；512 housing tapping positioning column spring of tapping pressing mold positioning column 515, the tapping location hole across tapping cope plate is suspended on tapping pressing plate 501；Tapping positioning column spring 515, which is mounted on, attacks Between tooth pressing plate 501 and tapping cope plate 506；It is equipped in tapping lower template 506 corresponding with tapping pressing mold positioning column 512 Tapping lower template positions post holes 516；Adjustment screw 427 is equipped on tapping pressing plate 501, in the tip contact concave surface of screw tap 2005 2045 are equipped with ball 20451, adjust screw 427 and 20451 abutting contact of ball.

Multistation tapping device working method is that tapping pressing plate 501 moves downward, and is mounted on attacking on tapping pressing plate 501 Tooth pressing mold positioning column 512, tapping cope plate 506 and each component being mounted on tapping cope plate 506 move downwardly together；It attacks Tooth pressing mold positioning column 512 enters the positioning post holes 516 of tapping lower template 511, and tapping cope plate 506 connects with tapping lower template 511 Touching molding, it is fixed that workpiece is compressed tapping lower template 511 simultaneously by tapping cope plate 506；On tapping cope plate 506 with screw tap pair Tapping position on the corresponding workpiece of the tapping location hole 509 answered；The rotation of tapping power shaft 502 drives tapping synchronous belt driving wheel 503 rotations, drive 513 rotary motion of tapping synchronous belt, to drive tapping tensioning wheel 505, the synchronous pulley on screw tap 2005 2035, screw tap 2005 rotates；Screw tap form thread blade 2015 has cutting or squeeze function；Tapping pressing plate 501 continues downwards Movement, tapping positioning column spring 515 are compressed, and tapping pressing mold positioning column 512 is moved upwards with respect to tapping pressing plate；Tapping pressing plate 501, which are equipped with adjustment screw 427, pushes ball 20451, then descends and the tip contact concave surface 2045 of screw tap 2005, so that silk Cone 2005 moves down；With the further pushing of tapping pressing plate 501,2005 Continued downward motion of screw tap, screw tap 2005 is pierced by The tapping location hole 509 of tapping cope plate starts to cut or squeeze workpiece progress tapping to be added, when tapping pressing plate 501 presses to Behind predetermined position, screw tap 2005 reaches scheduled tapping depth, completes predetermined tapping movement；Tapping pressing plate 501 switchs to rise, Tapping line shaft 502 rotates backward simultaneously, drives the movement of 513 reversed turning of tapping synchronous belt, band after tapping synchronous belt 513 is reversed Dynamic tapping synchronous pulley 504 rotates backward, and screw tap 2005 is driven to rotate backward；Screw tap 200 rotates backward reversed from threaded hole It exits；As pressing plate 501 rises, screw tap reset spring 510 is sprung back, while screw tap 2005 is gradually backed out threaded hole, screw tap forming After screw thread blade 2015 leaves the threaded hole of workpiece to be added, return in cope plate location hole 509；Tapping pressing plate 501 persistently rises, Positioning column spring 515 is sprung back, and tapping cope plate 506 is driven to move downward return with respect to tapping pressing plate 501；Tapping line shaft 502 It stops operating, screw tap 2005 stops operating；Tapping pressing plate 501 continues to rise back to initial position, completes tapping work.

Embodiment 12

As shown in figure 45, a kind of screw tap 2006 includes the screw forming blade 2016 for being located at tip, positioning bar portion 2026, passes Moving gear 2036, contact concave surface 2046 are constituted.

As shown in Figure 45,46,47,48, a kind of multistation tapping device 500 includes tapping pressing plate 501, tapping rotary power Shaft 502, tapping synchronous belt drive mechanism, screw tap reset spring 510, are used for the tapping cope plate 506 equipped with location hole 509 Place tapping lower template 511, the tapping pressing mold positioning column 512 of workpiece to be added；The setting of tapping lower template 511 is working On platform 304；The screw tap 2006 being mounted on multistation tapping device 500 includes the screw forming blade 2016 for being located at tip, determines Position bar portion 2026, transmission gear 2036, tip contact portion concave surface 2046 are constituted；The screw-tap threaded forming blade 2016 is inserted Enter in tapping cope plate location hole 509, positioning bar portion 2026 is by tapping cope plate location hole 509 on tapping cope plate 506 Positioning；Screw tap reset spring 510 is provided between screw tap 2006 and tapping cope plate 506；The tapping toothed belt transmission Mechanism includes the tapping synchronous belt driving wheel 503 being mounted on tapping power shaft 502, more than two tapping synchronous pulleys 504, tapping synchronous belt 513, tapping tensioning wheel 505；The tapping synchronous belt driving wheel 503 is mounted on tapping cope plate 506, Tapping synchronous pulley 504 is arranged on tapping cope plate 506 by tapping jackshaft 514, and tapping tensioning wheel 505, which is mounted on, attacks On tooth cope plate 506, the tapping synchronous belt 513 bypasses tapping synchronous belt driving wheel 503, tapping synchronous pulley 504, tapping Tensioning wheel 505 forms tapping toothed belt transmission；The first transmission gear of tapping is equipped with above the tapping synchronous pulley 504 507；First transmission gear of tapping 507 is engaged with the tapping transmission gear 2036 on screw tap；Tapping on screw tap 2006 The thickness of transmission gear 202 is greater than the thickness of the first transmission gear of tapping 507 on the synchronous pulley 504 with transmission gear Degree.Tapping synchronous belt driving wheel 503 rotates, and drives tapping synchronous pulley 504, and the first transmission gear of tapping 507 rotates with it, band Tapping transmission gear 2036 on dynamic screw tap 2006, screw tap 2006 rotate；Due to the thickness of the tapping transmission gear 2036 on screw tap Degree is greater than the thickness of the first transmission gear of tapping 507；When screw tap pressing plate pushes so that screw tap 2006 moves downward, driving cog Relative displacement is vertically occurring for wheel 2036 and the first transmission gear 507, but still keeps engaged transmission.Tapping pressing mold positioning column 512 housing tapping positioning column springs 515, the tapping location hole across tapping cope plate is suspended on tapping pressing plate 501；Tapping is fixed Position column spring 515 is mounted between tapping pressing plate 501 and tapping cope plate 506；It is equipped in tapping lower template 506 and tapping The corresponding tapping lower template of pressing mold positioning column 512 positions post holes 516；Adjustment screw 427 is equipped on tapping pressing plate 501, The tip contact concave surface 2046 of screw tap 2006 is equipped with ball 20461, adjusts screw 427 and 20461 abutting contact of ball.

Multistation tapping device working method is that tapping pressing plate 501 moves downward, and is mounted on attacking on tapping pressing plate 501 Tooth pressing mold positioning column 512, tapping cope plate 506 and each component being mounted on tapping cope plate 506 move downwardly together；It attacks Tooth pressing mold positioning column 512 enters the positioning post holes 516 of tapping lower template 511, and tapping cope plate 506 connects with tapping lower template 511 Touching molding, it is fixed that workpiece is compressed tapping lower template 511 simultaneously by tapping cope plate 506；On tapping cope plate 506 with screw tap pair Tapping position on the corresponding workpiece of the tapping location hole 509 answered；The tapping synchronous belt drive mechanism includes being mounted on tapping to move Tapping synchronous belt driving wheel 503 in power shaft 502, more than two tapping synchronous pulleys 504, tapping synchronous belt 513, tapping Tensioning wheel 505；The tapping synchronous belt driving wheel 503 is mounted on tapping cope plate 506, and tapping synchronous pulley 504 passes through Tapping jackshaft 514 is arranged on tapping cope plate 506, and tapping tensioning wheel 505 is mounted on tapping cope plate 506, described Tapping synchronous belt 513 is same around tapping synchronous belt driving wheel 503, tapping synchronous pulley 504, the formation tapping of tapping tensioning wheel 505 Walk V belt translation；The first transmission gear of tapping 507 is equipped with above the tapping synchronous pulley 504；The tapping first is driven Gear 507 is engaged with the tapping transmission gear 2036 on screw tap；The thickness of tapping transmission gear 2036 on screw tap 2006 is greater than The thickness of the first transmission gear of tapping 507.Tapping synchronous belt driving wheel 503 rotates, and drives tapping synchronous pulley 504, tapping The first transmission gear of tapping 507 on synchronous pulley rotates with it, and drives the tapping transmission gear 2036 on screw tap 2006, screw tap 2006 rotations；Since the thickness of tapping transmission gear 2036 is greater than the thickness of the first transmission gear of tapping 507；In screw tap pressing plate When continuing to push so that screw tap 2006 moves downward, transmission gear 2036 and the first transmission gear 507 are in the opposite position of vertical generation It moves, but still keeps engaged transmission.Tapping pressing plate 501 continues to move downward, and tapping positioning column spring 515 is compressed, tapping pressure Mould positioning column 512 is moved upwards with respect to tapping pressing plate；Tapping pressing plate 501 is equipped with adjustment screw 427 and pushes ball 20461, after And descend and the tip contact concave surface 2046 of screw tap 2006, so that screw tap 2006 moves down；It is further with tapping pressing plate 501 It pushes, 2006 Continued downward motion of screw tap, screw tap 2006 is pierced by the tapping location hole 509 of tapping cope plate, starts to cut or squeeze Workpiece to be added is pressed to carry out tapping, after tapping pressing plate 501 presses to predetermined position, screw tap 2006 reaches scheduled tapping depth, Complete predetermined tapping movement；Tapping pressing plate 501 switchs to rise, while tapping line shaft 502 rotates backward, and drives tapping synchronous The movement of 513 reversed turning of band drives tapping synchronous pulley 504 to rotate backward, drives screw tap 2006 after tapping synchronous belt 513 is reversed It rotates backward；Screw tap 2006 is rotated backward reversely to be exited from threaded hole；As pressing plate 501 rises, screw tap reset spring 510 is returned Bullet, while screw tap 2006 is gradually backed out threaded hole, after screw tap form thread blade 2016 leaves the threaded hole of workpiece to be added, returns Into cope plate location hole 509；Tapping pressing plate 501 persistently rises, and positioning column spring 515 is sprung back, and drives 506 phase of tapping cope plate Return is moved downward to tapping pressing plate 501；Tapping pressing plate 501 continues to rise back to initial position, and tapping line shaft 502 stops turning Dynamic, screw tap 2006, which stops operating, completes tapping work.

Claims

1. a kind of drill bit, it is characterised in that including being located at tip as in the cutting edge portion and hole drilling die that carry out cutting drilling Location hole match drill bit navigated into the positioning bar portion of bore position, is matched with the toothed member in power mechanism so that The transmission teeth portion of drill bit rotation contacts, the top that drill bit is moved downward with the downward force application part in drilling equipment Contact portion is constituted.

2. drill bit as described in claim 1, it is characterised in that the transmission teeth portion is times of transmission gear or synchronous pulley One is a kind of.

3. drill bit as described in claim 1, it is characterised in that the contact portion of the drill end be top contact plane or It for contact concave surface or is any of protrusion shaft.

4. drill bit as described in claim 1, it is characterised in that the drill bit is separate structure, the transmission teeth portion and fixed The structure that is connected and fixed is equipped between the bar portion of position, the structure that is connected and fixed is thread connection or interference fit connection or buckle connection It connects.

5. drill bit as described in claim 1, it is characterised in that the drill bit be it is step-like, be driven teeth portion diameter be greater than it is fixed Position bar portion is equipped with blocking part between positioning bar portion and transmission teeth portion, and the diameter of blocking part is greater than positioning gauge diameter.

6. a kind of screw tap, it is characterised in that including be located at tip as progress screw forming processing screw forming blade, with attack Location hole on tooth mold matches screw tap navigating to the positioning bar portion of tapping position, matches with the toothed member in power mechanism It closes, so that the transmission teeth portion of screw tap rotation, contacting with the downward force application part in tapping device, screw tap is moved downward Tip contact portion constitute.

7. screw tap as claimed in claim 6, it is characterised in that the transmission teeth portion is times of transmission gear or synchronous pulley One is a kind of.

8. screw tap as claimed in claim 6, it is characterised in that the contact portion on the screw tap top be top contact plane or It for contact concave surface or is any of the rotary shaft protruded.

9. screw tap as claimed in claim 6, it is characterised in that the screw tap is separate structure, the transmission teeth portion and fixed The structure that is connected and fixed is equipped between the bar portion of position, the structure that is connected and fixed is thread connection or interference fit connection or buckle connection It connects.

10. screw tap as claimed in claim 6, it is characterised in that the screw tap be it is step-like, the diameter for being driven teeth portion is greater than It positions bar portion or is equipped with blocking part between positioning bar portion and transmission teeth portion, the diameter of blocking part is greater than positioning gauge diameter.