CN103707228B - A kind of Multifunctional die tap wrench - Google Patents
A kind of Multifunctional die tap wrench Download PDFInfo
- Publication number
- CN103707228B CN103707228B CN201310726156.3A CN201310726156A CN103707228B CN 103707228 B CN103707228 B CN 103707228B CN 201310726156 A CN201310726156 A CN 201310726156A CN 103707228 B CN103707228 B CN 103707228B
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- dog
- screw tap
- screw
- die
- tap
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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
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The present invention relates to a kind of spanner, especially relate to a kind of Multifunctional die tap wrench.Its spanner mainly solved existing for prior art can only operate a kind of screw tap, and the scope of application is less, and existing matching used screw tap dog also can only be applicable to a kind of screw tap of size, the technical problem that production cost is more high.The present invention includes wrench body (1), wrench body is provided with handle (2), it is characterized in that described wrench body (1) is connected with ratchet (3), the inner circle of ratchet is provided with multiple locating piece (4), the inner circle of ratchet is connected with the first screw tap dog (5) or the second screw tap dog (6) or screw die dog (7), the inside of the first screw tap dog is provided with the step (8) of more than 2, the second screw tap dog is connected with the screw tap dog body (9) of double end.
Description
Technical field
The present invention relates to a kind of spanner, especially relate to a kind of Multifunctional die tap wrench.
Background technology
Now spanner on the market is probably divided into: double offset ring spanner, die nut, open-end wrench, adjustable wrench, combination wrenches, open the kind such as a barrel spanner, monkey wrench, fast augmenting wrench, T-shaped box spanner, inner hexagon spanner, T-shaped inner hexagon spanner, ratchet spanner, oxygen cylinder spanner, L-type spanner.Chinese patent discloses a kind of spanner (Authorization Notice No.: CN201217207Y), it mainly comprises: spanner and be arranged on the handle of spanner lower end, for being flexibly connected between spanner with handle, the upper end of handle is provided with mounting groove, the lower end of spanner is arranged in mounting groove by bearing pin, the lower end of spanner is provided with some teeth, handle bottom mounting groove is provided with sliding pin, upper end and the tooth of sliding pin cooperatively interact, sliding pin is slidably arranged in cavity, handle is also provided with the installing hole communicated with cavity, button is provided with in installing hole, spring is provided with between button and the bottom surface of installing hole, the lower end of spring is arranged on the bottom surface of installing hole, the upper end of spring is arranged in the installing hole of button lower end, button near sliding pin side is provided with opening, the other end of opening and sliding pin cooperatively interacts, spanner is made up of fixing spanner and the movable jaw that matches with it, fixing spanner is provided with adjusting nut, is provided with the adjusting screw(rod) matched with adjusting nut in the lower end of movable jaw.But this spanner can only operate a kind of screw tap, and the scope of application is less, and existing matching used screw tap dog also can only be applicable to a kind of screw tap of size, and production cost is higher.
Summary of the invention
The present invention is to provide a kind of Multifunctional die tap wrench, its spanner mainly solved existing for prior art can only operate a kind of screw tap, the scope of application is less, and existing matching used screw tap dog also can only be applicable to a kind of screw tap of size, the technical problem that production cost is more high.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
A kind of Multifunctional die tap wrench of the present invention, comprise wrench body, wrench body is provided with handle, described wrench body is connected with ratchet, the inner circle of ratchet is provided with multiple locating piece, the inner circle of ratchet is connected with the first screw tap dog or the second screw tap dog or screw die dog, and the inside of the first screw tap dog is provided with the first step of more than 2, the second screw tap dog is connected with the screw tap dog body of double end.At spanner, place arranges ratchet, and ratchet can single direction rotation, and such spanner in use more for convenience.The inner circle of spanner ratchet is provided with the locating piece of multiple circular arc type, makes it can locate the first screw tap dog or the second screw tap dog or screw die dog.Multiple steps of the first screw tap dog can be used for fixing the screw tap of sizes, and the screw tap dog body of the double end on the second screw tap dog can be used for fixing the screw tap of two kinds of sizes, and screw die dog can be used for fixing screw die.Handle in wrench body can be symmetrically arranged two, thus both hands can be operated, more for convenience.Handle can be provided with fin, be conveniently affectedly bashful.
As preferably, one end outer surface of the first described screw tap dog is provided with first locating slot that can coordinate with the locating piece of spanner, first screw tap dog inside is provided with the endoporus that can connect screw tap, endoporus place is provided with plural step, and the diameter of step increases from the first locating slot end successively to the other end.Arrange plural step in the inside of the first screw tap dog, make the screw tap of the corresponding a kind of size of each step, such first screw tap dog just can be suitable for the screw tap of more than 2 kinds of sizes, makes the scope of application wider.
As preferably, the first described screw tap dog radially has first locating hole of more than 1, and the inner of the first locating hole has the first osculum at endoporus place, and the first osculum place is provided with the first locking ball, and the outer end of the first locking ball is provided with first and holds out against spring.First locating hole can offer 2, and such screw tap is after the endoporus of insertion first screw tap dog, and under holding out against the effect of spring first, the first locking ball can positioning screw tap, and because the first locking ball is arranged symmetrically with, screw tap is positioningly stablized more.
As preferably, the first described screw tap dog entirety is T-shaped, and the first locating slot is located at the less end of diameter.First screw tap dog is set to T-shaped, and it is comparatively large at screw tap insertion end volume, is convenient to screw tap so more stable regularly.
As preferably, second described screw tap dog one end outer surface has second locating slot that can coordinate with the locating piece of spanner, the other end outer surface of the second screw tap dog is provided with screw thread, the inside cross-under of the second screw tap dog has screw tap dog body, the two ends of screw tap dog body are all provided with screw tap connector, the size of two screw tap connectors is not identical, and the second screw tap dog is threaded connection can by fixture fixing for screw tap dog body.The two ends of screw tap dog body are all provided with screw tap connector, can adapt to the screw tap of two kinds of different sizes.When screw tap dog body needs to transfer another kind of screw tap, only need extract tune turnback, and then be inserted in the second screw tap dog, lock with fixture.The screw tap connector of screw tap dog body can be used for grafting screw tap.
As preferably, the second described screw tap dog radial direction runs through has hand connecting hole, hand is communicated with connecting hole the second locating hole axially arranged, second locating hole and hand are provided with the second osculum the junction of connecting hole, second osculum place is provided with the second locking ball, and the second locking ball side is provided with second and holds out against spring.Can at hand connection hole grafting hand handle, hand handle is set up with the second screw tap dog is orthogonal, rotates hand handle like this, i.e. rotatable second screw tap dog, thus drive is plugged on the intrinsic screw tap rotation of screw tap dog.Hand is being plugged on hand after in connecting hole, and under holding out against the effect of spring second, the second locking ball by hand withstanding, thus can form location, prevents hand deviating from.
As preferably, the two ends end face of described screw tap dog body is all the conical surface, and the end of the second screw tap dog is the bell shunk.Screw tap dog body end is the conical surface, can so that it is inserted into inner barrel.Arranging bell can so that be positioned at the second screw tap dog inside by screw tap dog body.
As preferably, the section entirety of described screw die dog is T-shaped, the outer surface of its small end is provided with multiple 3rd locating slots that can coordinate with the locating piece of spanner, 3rd locating slot bottom surface is arc surface, the wall of the large end of dog body has the 3rd locating hole, in 3rd locating hole, cross-under has dog screw, and it is inner that screw die dog is stretched in dog screw the inner, is provided with the cavity that can hold screw die in screw die dog.Screw die can be placed in the cavity of screw die dog, then by being screwed into dog screw, screw die be locked, thus complete location.
As preferably, the neck of described T-shaped screw die dog is provided with arc-shaped transitional surface.Because screw die dog will be subject to radial moment of torsion, therefore arc-shaped transitional surface is set, thickeies the size of screw die dog neck, make it can bear larger torsion, thus increase the service life.
As preferably, the surfaces externally and internally of described ratchet has an interior jump-ring slot, outer jump-ring slot, and the gear teeth flank of tooth of ratchet is plane, and one end of plane is provided with second step, and the diameter of step is less than the diameter of ratchet other end end face.The jump ring of interior jump-ring slot can be used for fixing the first screw tap dog, the second screw tap dog, screw die dog, and the jump ring of outer jump-ring slot can be used for fixing ratchet.Because the gear teeth flank of tooth of ratchet changes plane into by cambered surface, it is engaged more accurate when coordinating with spanner.One end of plane arranges step, makes the end face diameter at ratchet two ends inconsistent, ratchet is being assembled to after on spanner, not easily skids off from the hole of spanner.
As preferably, the inner circle of described ratchet is provided with jump ring, and the first screw tap dog at the first locating slot, the second locating slot, the 3rd locating slot place, the second screw tap dog, screw die dog end respectively have the jump-ring slot that can embed jump ring.Locating slot can be multiple, and arc surface is arranged in its bottom surface, makes the locating piece contact surface of itself and ratchet comparatively large, can be connected with ratchet and be driven by it in radial directions.Because locating slot two ends are not closed, therefore dog body can insert easily in the axial direction or deviate from spanner ratchet.
Therefore, spanner of the present invention connects the first screw tap dog or the second screw tap dog or screw die dog respectively by ratchet, makes its screw tap that can assemble plurality of specifications and screw die, and applicable scope is comparatively wide, and operation is comparatively easy, simple and reasonable for structure.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of structural representation of wrench body of the present invention;
Accompanying drawing 2 is A-A cross-sectional view of Fig. 1;
Accompanying drawing 3 is a kind of structural representations of the present invention first screw tap dog;
Accompanying drawing 4 is cross-sectional view of Fig. 3;
Accompanying drawing 5 is a kind of structural representations of the present invention second screw tap dog;
Accompanying drawing 6 is connection diagrams of the present invention second screw tap dog and screw tap dog body;
Accompanying drawing 7 is a kind of structural representations of screw die dog of the present invention;
Accompanying drawing 8 is cross-sectional view of Fig. 7;
Accompanying drawing 9 is a kind of structural representations of ratchet of the present invention;
Accompanying drawing 10 is cross-sectional view of Fig. 9.
Parts in figure, position and numbering: wrench body 1, handle 2, ratchet 3, locating piece 4, first screw tap dog 5, second screw tap dog 6, screw die dog 7, first step 8, screw tap dog body 9, first locating slot 10, endoporus 11, first locating hole 12, first osculum 13, first locking ball 14, first holds out against spring 15, second locating slot 16, screw thread 17, screw tap connector 18, fixture 19, hand is connecting hole 20, second locating hole 21, second osculum 22, second locking ball 23, second holds out against spring 24, bell 25, 3rd locating slot 26, 3rd locating hole 27, dog screw 28, cavity 29, arc-shaped transitional surface 30, jump ring 31, jump-ring slot 32, interior jump-ring slot 33, outer jump-ring slot 34, plane 35, second step 36.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment: a kind of Multifunctional die tap wrench of this example, comprise as shown in Figure 1, Figure 2, wrench body 1, wrench body is symmetrically connected with two handles 2, wrench body is connected with ratchet 3, as Fig. 9, Figure 10, the surfaces externally and internally of ratchet has interior jump-ring slot 33, an outer jump-ring slot 34, the gear teeth flank of tooth of ratchet is plane 35, and one end of plane is provided with second step 36, and the diameter of second step is less than the diameter of ratchet other end end face.The inner circle of ratchet is provided with the locating piece 4 of multiple circular arc, and the inner circle of ratchet is also provided with jump ring 31.The inner circle of ratchet is connected with the first screw tap dog 5 or the second screw tap dog 6 or screw die dog 7.
As Fig. 3, Fig. 4, one end outer surface of the first screw tap dog is provided with first locating slot 10 that can coordinate with the locating piece 4 of spanner, first screw tap dog inside is provided with the endoporus 11 that can connect screw tap, and endoporus place is provided with 3 first steps 8, and the diameter of step increases from the first locating slot end successively to the other end.The inner that first screw tap dog radially has 2 the first locating hole 12, first locating holes has outer end that the first osculum 13, first osculum place is provided with the first locking ball 14, first locking ball and is provided with first and holds out against spring 15 at endoporus 11 place.First screw tap dog entirety is T-shaped, and the first locating slot 10 is located at the less end of diameter.The first screw tap dog end at the first locating slot place has the jump-ring slot 32 that can embed jump ring.
As Fig. 5, Fig. 6, second screw tap dog 6 one end outer surface has second locating slot 16 that can coordinate with the locating piece 4 of spanner, the other end outer surface of the second screw tap dog is provided with screw thread 17, the inside cross-under of the second screw tap dog has screw tap dog body 9, the two ends of screw tap dog body are all provided with screw tap connector 18, the size of two screw tap connectors is not identical, and the second screw tap dog is threaded connection can by fixture 19 fixing for screw tap dog body.Second screw tap dog radial direction runs through has hand connecting hole 20, hand is communicated with connecting hole the second locating hole 21 axially arranged, second locating hole and hand are provided with the second osculum 22 the junction of connecting hole, osculum place is provided with the second locking ball 23, second locking ball side and is provided with second and holds out against spring 24.The two ends end face of screw tap dog body is all the conical surface, and the end of the second screw tap dog is the bell 25 shunk.The second screw tap dog end at the second locating slot place has the jump-ring slot 32 that can embed jump ring.
As Fig. 7, Fig. 8, the section entirety of screw die dog 7 is T-shaped, the outer surface of its small end is provided with multiple 3rd locating slots 26 that can coordinate with the locating piece 4 of spanner, 3rd locating slot bottom surface is arc surface, the wall of the large end of dog body has the 3rd locating hole 27, in 3rd locating hole, cross-under has dog screw 28, and it is inner that screw die dog is stretched in dog screw the inner, is provided with the cavity 29 that can hold screw die in screw die dog.The neck of T-shaped screw die dog is provided with arc-shaped transitional surface 30.The screw die dog end at the 3rd locating slot place has the jump-ring slot 32 that can embed jump ring.
During use, when the first screw tap dog 5 installed by ratchet 3, in one of them first step 8 of endoporus 11, insert screw tap, after rotary handle, the first screw tap dog can drive screw tap to rotate, thus processes workpiece; When the second screw tap dog 6 installed by ratchet 3, screw tap dog body 9 is inserted in the second screw tap dog 6, then screw tap is inserted at screw tap connector 18 place of screw tap dog body outer end, tightening fasteners 19 locks, after rotary handle, second screw tap dog can drive screw tap to rotate, thus processes workpiece; When screw die dog 7 installed by ratchet 3, be inserted into by screw die in the cavity 29 of screw die dog 7, then screw dog screw 28 and locked by screw die, after rotary handle, screw die dog can drive screw die to rotate, thus processes workpiece.
The foregoing is only specific embodiments of the invention, but architectural feature of the present invention is not limited thereto, any those skilled in the art is in the field of the invention, and the change done or modification are all encompassed among the scope of the claims of the present invention.
Claims (7)
1. a Multifunctional die tap wrench, comprise wrench body (1), wrench body is provided with handle (2), it is characterized in that described wrench body (1) is connected with ratchet (3), the inner circle of ratchet is provided with multiple locating piece (4), the inner circle of ratchet is connected with the first screw tap dog (5) or the second screw tap dog (6) or screw die dog (7), the inside of the first screw tap dog is provided with the step (8) of more than 2, second screw tap dog is connected with the screw tap dog body (9) of double end, one end outer surface of the first screw tap dog (5) is provided with first locating slot (10) that can coordinate with the locating piece of spanner (4), first screw tap dog inside is provided with the endoporus (11) that can connect screw tap, endoporus place is provided with plural first step (8), the diameter of step increases from the first locating slot end successively to the other end, first screw tap dog (5) radially has first locating hole (12) of more than 1, the inner of first locating hole has the first osculum (13) at endoporus (11) place, first osculum place is provided with the first locking ball (14), and the outer end of the first locking ball is provided with first and holds out against spring (15), first screw tap dog (5) entirety is T-shaped, and the first locating slot (10) is located at the less end of diameter.
2. a kind of Multifunctional die tap wrench according to claim 1, it is characterized in that second described screw tap dog (6) one end outer surface has second locating slot (16) that can coordinate with the locating piece of spanner (4), the other end outer surface of the second screw tap dog is provided with screw thread (17), the inside cross-under of the second screw tap dog has screw tap dog body (9), the two ends of screw tap dog body are all provided with screw tap connector (18), the size of two screw tap connectors is not identical, second screw tap dog is threaded connection can by fixture (19) fixing for screw tap dog body.
3. a kind of Multifunctional die tap wrench according to claim 2, it is characterized in that the second described screw tap dog (6) radial direction runs through and has hand connecting hole (20), hand is communicated with connecting hole the second locating hole (21) axially arranged, second locating hole and hand are provided with the second osculum (22) the junction of connecting hole, second osculum place is provided with the second locking ball (23), and the second locking ball side is provided with second and holds out against spring (24).
4. a kind of Multifunctional die tap wrench according to claim 2, is characterized in that the two ends end face of described screw tap dog body (9) is all the conical surface, and the end of the second screw tap dog (6) is the bell (25) shunk.
5. a kind of Multifunctional die tap wrench according to claim 1, it is characterized in that the section entirety of described screw die dog (7) is for T-shaped, the outer surface of its small end is provided with multiple 3rd locating slots (26) that can coordinate with the locating piece of spanner (4), 3rd locating slot bottom surface is arc surface, the wall of the large end of dog body has the 3rd locating hole (27), in 3rd locating hole, cross-under has dog screw (28), it is inner that screw die dog is stretched in dog screw the inner, the cavity (29) that can hold screw die is provided with in screw die dog, the neck of T-shaped screw die dog is provided with arc-shaped transitional surface (30).
6. a kind of Multifunctional die tap wrench according to claim 1, it is characterized in that the surfaces externally and internally of described ratchet (3) has an interior jump-ring slot (33), outer jump-ring slot (34), the gear teeth flank of tooth of ratchet is plane (35), one end of plane is provided with second step (36), and the diameter of step is less than the diameter of ratchet other end end face.
7. a kind of Multifunctional die tap wrench according to claim 1 or 2 or 5, it is characterized in that the inner circle of described ratchet (3) is provided with jump ring (31), the first screw tap dog (5) at the first locating slot (10), the second locating slot (16), the 3rd locating slot (26) place, the second screw tap dog (6), screw die dog (7) end respectively have the jump-ring slot (32) that can embed jump ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310726156.3A CN103707228B (en) | 2013-12-26 | 2013-12-26 | A kind of Multifunctional die tap wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310726156.3A CN103707228B (en) | 2013-12-26 | 2013-12-26 | A kind of Multifunctional die tap wrench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103707228A CN103707228A (en) | 2014-04-09 |
| CN103707228B true CN103707228B (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310726156.3A Active CN103707228B (en) | 2013-12-26 | 2013-12-26 | A kind of Multifunctional die tap wrench |
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| Country | Link |
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| CN (1) | CN103707228B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106239417A (en) * | 2016-09-30 | 2016-12-21 | 杭州潘工工具有限公司 | A kind of Multi-functional wire conial chuck |
| CN108724069A (en) * | 2018-07-06 | 2018-11-02 | 沈阳航空航天大学 | A kind of multifunctional safety tap wrench with screw die and application method |
| CN109663994A (en) * | 2018-12-03 | 2019-04-23 | 零八电子集团四川红轮机械有限公司 | A kind of thread machining device suitable for U-bolts |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07223169A (en) * | 1994-02-10 | 1995-08-22 | Masaharu Kubokawa | Attaching and detaching jig for large diameter nut |
| CN1907651A (en) * | 2005-08-05 | 2007-02-07 | 伊斯科手工工具公司 | Ratchet wrench assembly for use with a tap and a die and adapter |
| CN201711621U (en) * | 2010-06-13 | 2011-01-19 | 上海汇众汽车制造有限公司 | Screw tap quick change type clamp |
| CN102189302A (en) * | 2011-05-31 | 2011-09-21 | 滁州兴达机电有限公司 | Screw tap overload protection device |
| CN102756349A (en) * | 2012-08-02 | 2012-10-31 | 浙江拓进五金工具有限公司 | Multifunctional ratchet wrench |
| CN203171275U (en) * | 2013-07-09 | 2013-09-04 | 大连瓦特重机床有限公司 | Numerical control tapping clamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202428365U (en) * | 2012-01-16 | 2012-09-12 | 孙成纲 | Connecting and mounting structure for screwdriver |
-
2013
- 2013-12-26 CN CN201310726156.3A patent/CN103707228B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07223169A (en) * | 1994-02-10 | 1995-08-22 | Masaharu Kubokawa | Attaching and detaching jig for large diameter nut |
| CN1907651A (en) * | 2005-08-05 | 2007-02-07 | 伊斯科手工工具公司 | Ratchet wrench assembly for use with a tap and a die and adapter |
| CN201711621U (en) * | 2010-06-13 | 2011-01-19 | 上海汇众汽车制造有限公司 | Screw tap quick change type clamp |
| CN102189302A (en) * | 2011-05-31 | 2011-09-21 | 滁州兴达机电有限公司 | Screw tap overload protection device |
| CN102756349A (en) * | 2012-08-02 | 2012-10-31 | 浙江拓进五金工具有限公司 | Multifunctional ratchet wrench |
| CN203171275U (en) * | 2013-07-09 | 2013-09-04 | 大连瓦特重机床有限公司 | Numerical control tapping clamp |
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| Publication number | Publication date |
|---|---|
| CN103707228A (en) | 2014-04-09 |
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