CN110202220B - Multifunctional screw tap integrating tapping and broken screw tap disassembly - Google Patents
Multifunctional screw tap integrating tapping and broken screw tap disassembly Download PDFInfo
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- CN110202220B CN110202220B CN201910574766.3A CN201910574766A CN110202220B CN 110202220 B CN110202220 B CN 110202220B CN 201910574766 A CN201910574766 A CN 201910574766A CN 110202220 B CN110202220 B CN 110202220B
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- screw tap
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/26—Manually-operated thread-cutting devices
- B23G1/30—Manually-operated thread-cutting devices without means for adjusting the threading tool, e.g. with die-stock
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/18—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same withdrawing broken threaded parts or twist drills
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
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Abstract
The invention belongs to the field of fitter, and particularly relates to a multifunctional screw tap integrating tapping and broken screw tap disassembly, wherein a disassembling claw of the conventional multifunctional screw tap can only limit the position of the screw tap body when rotating in the horizontal direction, but the broken end of the screw tap needs to be pulled out upwards, and the tapping depth cannot be visually observed when tapping, and some screw holes with requirements on the tapping depth cannot be used; the invention can limit the two sides of the clamping plate through the clamping inclined grooves, so that the rotation is more convenient, and the speed of taking out the broken end of the screw tap is increased through the action of upward pulling force.
Description
Technical Field
The invention relates to the technical field of fitters, in particular to a multifunctional screw tap integrating tapping and screw tap breaking disassembly.
Background
The screw tap is a tool for processing internal threads, and can be divided into a spiral screw tap and a straight-edge screw tap according to the shape, a hand screw tap and a machine screw tap according to the use environment, a metric system, a American system and an English system screw tap according to the specification, and an imported screw tap and a domestic screw tap according to the production place. Taps are the most prominent tool for manufacturing operators to machine threads.
Chinese patent discloses a collect tapping and multi-functional screw tap as an organic whole is dismantled to rupture screw tap, its publication number is (CN208713057U), this patent can install the screw tap on the screw rod through collet respectively with dismantling the claw, the dismantlement of screw tap and dismantlement claw has been realized, prevent to lead to whole device to scrap because of the damage of screw tap cutting edge or dismantlement claw, but the dismantlement claw of this patent only can carry on spacingly with the screw tap body when the horizontal direction rotates, but the broken end of screw tap need extract upwards, and this patent is when the tapping, unable audio-visual observation tapping degree of depth, can't use to some screw holes that have the requirement to tapping degree of depth.
It is spacing with the vertical direction of screw tap body unable when dismantling the claw, when taking out the broken end, can't apply the pulling force of vertical direction to the broken end of screw tap to make the broken end of screw tap take out speed slower, and when taking place the broken end of screw tap, probably take place the damaged condition of screw thread, if only make the broken end of screw tap change out through rotating, under the damaged condition of screw thread, probably can't change out, and can't detect the tapping degree of depth, thereby cause the screw hole processing difficulty of high requirement.
Disclosure of Invention
The multifunctional screw tap provided by the invention integrates tapping and broken screw tap disassembly, and solves the problems that the broken end of the screw tap is slow to take out and the drilling depth is monitored.
In order to achieve the purpose, the invention adopts the following technical scheme:
a multifunctional screw tap integrating tapping and screw tap breaking disassembly comprises an operation fixer, a screw tap body and a screw tap remover, wherein the screw tap body or the screw tap remover is detachably connected to the operation fixer, a distance measuring fixing frame is arranged at the bottom of the operation fixer, the screw tap body penetrates through the middle position of the distance measuring fixing frame, fixed columns are fixedly connected to four corners of the bottom of the distance measuring fixing frame, one ends, far away from the distance measuring fixing frame, of the fixed columns are respectively connected with a sliding column in a sliding mode, depth scales are arranged on the sliding columns, four limiting grooves which are annularly distributed by taking the circle center of the screw tap body as the center are formed in the outer wall of the screw tap body, and a plurality of limiting parts are vertically and uniformly distributed on the limiting; the limiting component comprises a clamping chute arranged on the inner wall of the limiting groove, the clamping chute is provided with an open end and a clamping part, and the clamping part is located at one end, far away from the tapping part, of the clamping chute;
the bottom of the cone extractor is hinged with four limiting rods which are annularly distributed by taking the circle center of the cone extractor as the center, the limiting rods are connected in the limiting grooves in a sliding mode, clamping plates are hinged to the inner walls of the limiting rods, and the limiting rods are connected with the limiting components in a clamping mode through the clamping plates; the inner wall of one end, away from the awl taking device, of the limiting rod is provided with an accommodating groove, an inclined part is hinged in the accommodating groove, one end, away from the awl taking device, of the accommodating groove is provided with an inclined part, a U-shaped elastic sheet is arranged between the clamping plate and the inner wall of the accommodating groove, and the limiting rod is elastically connected with the clamping plate through the U-shaped elastic sheet; the cross section of the limiting groove is rectangular, one end of the limiting groove penetrates through the tapping part and is formed to the conical part, and the depth of the limiting groove is larger than the thickness of the limiting rod.
Preferably, the sliding groove has been seted up to the fixed column bottom surface, sliding connection has the slip post in the sliding groove, be equipped with the spring in the sliding groove, the fixed column with the slip post passes through spring elastic connection, the slip post is kept away from fixed column one end fixedly connected with stabilizer blade, the sliding groove inner wall is close to the first fixture block of slip post one end fixedly connected with, slip post one end fixedly connected with second fixture block, the second fixture block with the laminating of first fixture block.
Preferably, the depth of the receiving groove is larger than the thickness of the engaging plate.
Preferably, the bottom of the operation fixer is fixedly connected with a limiting pipe, the screw tap body is located inside the limiting pipe, and the bottom surface of the limiting pipe is in contact with the upper end face of the ranging fixing frame.
Compared with the prior art, the invention has the beneficial effects that:
1. the tap body is provided with four limiting grooves; the spacing inslot all is equipped with vertical evenly distributed's spacing part, when taking place the screw tap end breakage, four gag lever posts that will get the awl ware insert the spacing inslot, then upwards lifting the gag lever post, thereby make the block board under the effect of U-shaped shell fragment, insert the block chute, through block portion to the block board block, thereby make and get the awl ware when collecting the screw tap end breakage, carry on spacingly with the vertical direction of block board through the block chute, thereby make the block board when upwards lifting up, can exert the ascending pulling force of effort direction to the screw tap end breakage through the block chute, and can carry on spacingly to the both sides of block board through the block chute, when making the rotation, and is more convenient, through the ascending pulling force effect of direction, make the screw tap end breakage take out speed increase.
2. When the tap is used, the support legs at the bottom of the distance measuring fixing frame are horizontal to the pyramid of the tap body, the tap body is controlled to tap into the hole by operating the fixing device, the limiting pipe presses the distance measuring fixing frame to move downwards, the sliding column and the fixed column slide relatively, and the current tapping depth can be known by observing the depth scale of the contact part of the sliding column and the fixed column, so that the accuracy of the tapping depth is improved.
Drawings
FIG. 1 is a schematic structural view of a multifunctional tap according to the present invention, which integrates tapping and breaking of the tap;
FIG. 2 is a schematic cross-sectional view of a tap body of a multifunctional tap according to the present invention, which integrates tapping and breaking of the tap;
FIG. 3 is a cross-sectional view of a snap-fit chute of a multi-functional tap of the present invention, which integrates tapping and breaking of the tap;
FIG. 4 is a schematic view of a multifunctional tap with tapping and broken tap disassembly according to the present invention;
FIG. 5 is a schematic cross-sectional view of a stop lever of a multi-functional tap of the present invention, with the tapping and breaking tap removed;
fig. 6 is a schematic cross-sectional view of a fixing column of the multifunctional tap integrating tapping and breaking of the tap.
In the figure: 1. operating the holder; 11. a limiting pipe; 2. a ranging fixing frame; 21. fixing a column; 211. a sliding groove; 212. a first clamping block; 22. a sliding post; 221. depth graduation; 222. a support leg; 223. a second fixture block; 23. a spring; 3. a tap body; 31. a limiting groove; 32. a tapping section; 33. a pyramid part; 4. a limiting component; 41. clamping the chute; 42. an open end; 43. a fastening part; 5. taking a cone; 51. a limiting rod; 511. a receiving groove; 512. an inclined portion; 52. a clamping plate; 53. u-shaped shrapnel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, a multifunctional screw tap integrating tapping and screw tap disassembly for fracture comprises an operation fixer 1, a screw tap body 3 and a tap taking device 5, wherein the screw tap body 3 or the tap taking device 5 is detachably connected to the operation fixer 1, a distance measuring fixing frame 2 is arranged at the bottom of the operation fixer 1, the distance measuring fixing frame 2 is mainly contacted with the operation fixer 1, the screw tap body 3 is driven to slide downwards by the operation fixer 1, so that displacement change is reflected by the distance measuring fixing frame 2, the screw tap body 3 passes through the middle position of the distance measuring fixing frame 2, a through hole for placing the screw tap body 3 is arranged at the middle position of the distance measuring fixing frame 2, four corners at the bottom of the distance measuring fixing frame 2 are fixedly connected with fixing columns 21, one ends, far away from the distance measuring fixing frame 2, of the fixing columns 21 are respectively connected with sliding columns 22 in a sliding manner, the sliding, at the moment, the fixed column 21 slides downwards, the depth scale 221 of the contact part of the fixed column 21 and the sliding column 22 represents the displacement distance of the distance measuring fixing frame 2 and indirectly represents the tapping depth, the outer wall of the tap body 3 is provided with four limit grooves 31 which are annularly distributed by taking the circle center of the tap body 3 as the center, a plurality of limit parts 4 are vertically and uniformly distributed on the limit grooves 31, and when the limit grooves 31 are mainly used for taking out in a breaking way, an inserting space is provided, the limiting part 4 is mainly used for matching with the use limit of the cone taking device 5, the bottom of the cone taking device 5 is hinged with four limiting rods 51 which are distributed annularly by taking the circle center of the cone taking device 5 as the center, the inner walls of the four limiting rods 51 are attached to the limiting groove 31, the limiting rods 51 are connected in the limiting groove 31 in a sliding mode, the inner walls of the limiting rods 51 are hinged with clamping plates 52, and the limiting rods 51 are connected with the limiting part 4 through the clamping plates 52 in a clamping mode. The engaging plate 52 is mainly used in cooperation with the stopper member 4, and the stopper member 4 completes the stopper of the stopper rod 51 and the tap body 3 mainly by the engaging action of the engaging plate 52.
Specifically, a sliding groove 211 is formed in the bottom surface of the fixed column 21, a sliding column 22 is slidably connected in the sliding groove 211, a spring 23 is arranged in the sliding groove 211, the fixed column 21 is elastically connected with the sliding column 22 through the spring 23, a supporting leg 222 is fixedly connected to one end, far away from the fixed column 21, of the sliding column 22, a first fixture block 212 is fixedly connected to one end, close to the sliding column 22, of the inner wall of the sliding groove 211, a second fixture block 223 is fixedly connected to one end of the sliding column 22, and the second fixture block 223 is attached to the first; when the fixed post 21 and the sliding post 22 are displaced relatively, the sliding post 22 slides in the sliding groove 211, the spring 23 is elastically deformed and in a contraction state, when the tapping is finished and the dismounting is finished, the sliding post 22 is popped up under the influence of the elastic force of the spring 23, and the sliding post 22 cannot be popped up through the clamping limit between the first clamping block 212 and the second clamping block 223.
Specifically, the cross section of the limiting groove 31 is rectangular, one end of the limiting groove 31 penetrates through the tapping part 32 and is arranged at the position of the conical part 33, and the depth of the limiting groove 31 is larger than the thickness of the limiting rod 51; if the limiting groove 31 is rectangular, the bottom surface of the inner wall of the limiting groove 31 is smooth, the clamping plate 52 is conveniently clamped with the clamping chute 41, and the fracture rule of the tap body 3 is inconsistent, so that the limiting groove 31 is arranged at the position of the cone part 33, even if the internal part is fractured, the limiting groove can be taken out, the depth of the limiting groove 31 is greater than the thickness of the limiting rod 51, and when the limiting rod 51 is inserted, the limiting groove does not contact with the inner wall of the threaded hole, so that obstruction is not formed.
Specifically, the limiting component 4 comprises a clamping inclined groove 41 formed in the inner wall of the limiting groove 31, the clamping inclined groove 41 is provided with an open end 42 and a clamping part 43, and the clamping part 43 is located at one end of the clamping inclined groove 41 far away from the tapping part 32; when the clamping device is used, the limiting rod 51 is inserted into the limiting groove 31, then the limiting rod 51 is pulled upwards, the clamping plate 52 enters the clamping part 43 from the open end 42 of the clamping inclined groove 41, the clamping part 43 limits the horizontal direction and the vertical upward direction of the clamping plate 52, and an operator can apply acting force conveniently.
Specifically, the inner wall of one end of the limiting rod 51, which is far away from the awl extractor 5, is provided with an accommodating groove 511, the accommodating groove 511 is internally hinged with an inclined part 512, one end of the accommodating groove 511, which is far away from the awl extractor 5, is provided with the inclined part 512, a U-shaped elastic sheet 53 is arranged between the clamping plate 52 and the inner wall of the accommodating groove 511, and the limiting rod 51 is elastically connected with the clamping plate 52 through the U-shaped elastic sheet 53; when the engaging plate 52 slides downward in the lower limit groove 31, the engaging plate 52 rotates into the receiving groove 511, and when the engaging plate 52 reaches the target position, the stopper rod 51 slides upward, and at this time, the engaging plate 52 is inclined outward by the elastic force of the U-shaped resilient piece 53, enters the engaging portion 43 through the open end 42 of the engaging inclined groove 41, and is stopped, and the engaging plate 52 is stopped by the inclined portion 512, and the engaging plate 52 is always inclined upward.
Specifically, the depth of the storage groove 511 is greater than the thickness of the engaging plate 52; when the broken end of the broken tap is located in the hole, the stopper rod 51 is inserted downward, and the engaging plate 52 is rotated into the receiving groove 511 by the resistance.
Specifically, the bottom of the operation fixer 1 is fixedly connected with a limiting pipe 11, the screw tap body 3 is positioned inside the limiting pipe 11, and the bottom surface of the limiting pipe 11 is in contact with the upper end surface of the ranging fixing frame 2; through spacing pipe 11, can make operation fixer 1 and the unable direct contact of range finding mount 2 to when operating personnel uses operation fixer 1 to rotate, it is more convenient.
The working principle of the invention is as follows: when the tap is used, the tap body 3 with the relative specification is selected and installed on the operation fixing device 1, then the operation fixing device 1 is placed on the surface of the distance measuring fixing frame 2, the tap body 3 penetrates through the through hole of the distance measuring fixing frame 2, the limiting pipe 11 is in contact with the distance measuring fixing frame 2, when the tap rotates, an operator exerts force downwards, the cone part 33 enters the hole, the operation fixing device 1 rotates, the tapping part 32 of the tap body 3 enters the hole to start tapping, at the moment, the fixing column 21 and the sliding column 22 are displaced relatively, the sliding column 22 slides towards the sliding groove 211, at the moment, the spring 23 is elastically deformed and is in a contraction state, the depth scale 221 of the contact part of the fixing column 21 and the sliding column 22 represents the displacement distance of the distance measuring fixing frame 2, the tapping depth is indirectly represented, when the tap body 3 is broken, the tap taking device 5 matched with the specification of the tap, when the limiting rod 51 is inserted into the limiting groove 31 and the limiting rod 51 is inserted downwards, the engaging plate 52 is rotated into the accommodating groove 511 by resistance, then the limiting rod 51 is pulled upwards, at the moment, the engaging plate 52 is inclined outwards by the elastic force of the U-shaped elastic sheet 53, so that the limiting is carried out by entering the engaging part 43 through the open end 42 of the engaging chute 41, a pulling force is exerted upwards by operating the fixer 1 while rotating, the engaging plate 52 is limited by the inclined part 512, the engaging plate 52 is prevented from deflecting, the engaging plate 52 is limited in the horizontal direction and the vertical upward direction of the engaging part 43, an operator can exert an acting force conveniently, after the limiting rod 51 is taken out, the limiting rod 51 slides towards the cone part 33 of the broken end of the tap, the engaging plate 52 slides out from the open end 42 of the engaging chute 41, and then the limiting rod 51 is rotated, so that the broken end of the tap can be taken out.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. The multifunctional screw tap integrating tapping and screw tap breaking disassembly comprises an operation fixer (1), a screw tap body (3) and a screw tap taking device (5), wherein the screw tap body (3) or the screw tap taking device (5) is detachably connected to the operation fixer (1), and is characterized in that a distance measuring fixing frame (2) is arranged at the bottom of the operation fixer (1), the screw tap body (3) penetrates through the middle of the distance measuring fixing frame (2), four corners of the bottom of the distance measuring fixing frame (2) are fixedly connected with fixing columns (21), one ends, far away from the distance measuring fixing frame (2), of the fixing columns (21) are respectively connected with sliding columns (22) in a sliding mode, and the sliding columns (22) are respectively provided with depth scales (221);
the outer wall of the screw tap body (3) is provided with four limiting grooves (31) which are annularly distributed by taking the circle center of the screw tap body (3) as the center, and a plurality of limiting components (4) are vertically and uniformly distributed on the limiting grooves (31); the limiting component (4) comprises a clamping inclined groove (41) formed in the inner wall of the limiting groove (31), the clamping inclined groove (41) is provided with an open end (42) and a clamping part (43), and the clamping part (43) is located at one end, away from the tapping part (32), of the clamping inclined groove (41);
the bottom of the cone taking device (5) is hinged with four limiting rods (51) which are annularly distributed by taking the circle center of the cone taking device (5) as the center, the limiting rods (51) are connected in the limiting grooves (31) in a sliding mode, clamping plates (52) are hinged to the inner walls of the limiting rods (51), and the limiting rods (51) are connected with the limiting components (4) in a clamping mode through the clamping plates (52); the inner wall of one end, far away from the awl taking device (5), of the limiting rod (51) is provided with an accommodating groove (511), an inclined part (512) is hinged in the accommodating groove (511), one end, far away from the awl taking device (5), of the accommodating groove (511) is provided with the inclined part (512), a U-shaped elastic sheet (53) is arranged between the clamping plate (52) and the inner wall of the accommodating groove (511), and the limiting rod (51) is elastically connected with the clamping plate (52) through the U-shaped elastic sheet (53); the cross section of the limiting groove (31) is rectangular, one end of the limiting groove (31) penetrates through the tapping part (32) and is arranged at the position of the conical part (33), and the depth of the limiting groove (31) is larger than the thickness of the clamping plate (52).
2. The multifunctional screw tap integrating tapping and breaking with screw tap dismounting as a whole according to claim 1 is characterized in that a sliding groove (211) is formed in the bottom surface of a fixed column (21), a sliding column (22) is connected in the sliding groove (211), a spring (23) is arranged in the sliding groove (211), the fixed column (21) and the sliding column (22) are elastically connected through the spring (23), a supporting leg (222) is fixedly connected to one end, away from the fixed column (21), of the sliding column (22), a first clamping block (212) is fixedly connected to one end, close to the sliding column (22), of the inner wall of the sliding groove (211), a second clamping block (223) is fixedly connected to one end of the sliding column (22), and the second clamping block (223) is attached to the first clamping block (212).
3. The multifunctional tap integrating tapping and breaking tap disassembly as claimed in claim 1, wherein the depth of the receiving groove (511) is greater than the thickness of the stop lever (51).
4. The multifunctional tap integrating tapping and breaking tap disassembly as claimed in claim 1 is characterized in that a limiting pipe (11) is fixedly connected to the bottom of the operation holder (1), the tap body (3) is located inside the limiting pipe (11), and the bottom surface of the limiting pipe (11) is in contact with the upper end surface of the distance measuring fixing frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910574766.3A CN110202220B (en) | 2019-06-28 | 2019-06-28 | Multifunctional screw tap integrating tapping and broken screw tap disassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910574766.3A CN110202220B (en) | 2019-06-28 | 2019-06-28 | Multifunctional screw tap integrating tapping and broken screw tap disassembly |
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| Publication Number | Publication Date |
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| CN110202220A CN110202220A (en) | 2019-09-06 |
| CN110202220B true CN110202220B (en) | 2020-09-08 |
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| CN201910574766.3A Active CN110202220B (en) | 2019-06-28 | 2019-06-28 | Multifunctional screw tap integrating tapping and broken screw tap disassembly |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935424A (en) * | 2019-11-26 | 2021-06-11 | 东台市华威标准件有限公司 | External thread tapping mechanism for transmission part with constant width of thread space |
| CN111759447B (en) * | 2020-06-01 | 2021-10-01 | 西安市红会医院 | Device for taking out broken bone nail |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005177882A (en) * | 2003-12-17 | 2005-07-07 | Sony Corp | Tool for removing head damaged screw |
| KR100524195B1 (en) * | 2005-05-20 | 2005-10-28 | 경남에너지 주식회사 | Multifunction polyethylene pipe drill machine and plugging method using thereof |
| CN202344505U (en) * | 2011-12-02 | 2012-07-25 | 山东科技大学 | Novel four-groove broken screw tap extractor |
| CN204725443U (en) * | 2015-06-08 | 2015-10-28 | 无锡吉兴汽车声学部件科技有限公司 | Passenger car mould broken tap unloading device |
| CN206732298U (en) * | 2017-04-24 | 2017-12-12 | 长沙博大机械零部件有限公司 | A kind of tapping machine elastic tripper for end cap processing |
| CN207139038U (en) * | 2017-07-19 | 2018-03-27 | 四川川昊精工机械有限公司 | A kind of screw tap head for being easy to drilling |
| CN107855989A (en) * | 2017-12-25 | 2018-03-30 | 苏州塔比诺机电有限公司 | One kind takes out fracture tap tool in blind hole |
| CN208238701U (en) * | 2018-04-10 | 2018-12-14 | 江苏安全技术职业学院 | A kind of tapping depth measuring device |
| CN108971672A (en) * | 2018-09-11 | 2018-12-11 | 山东沃克控制阀有限公司 | A kind of Multifunctional screw tap integrating tapping with the screw tap disassembly that fractures |
| CN109465505B (en) * | 2018-12-30 | 2023-09-22 | 广西玉柴机器股份有限公司 | Safe broken-wire-preventing cone chuck |
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2019
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