CN218018225U - Die wrench assembly - Google Patents

Abstract

The utility model relates to a die spanner subassembly, include: a ratchet wrench, a force transmission sleeve and a die which are used in a matched manner; the ratchet wrench is provided with a torque output part; the force transmission sleeve is provided with an input end and an output end, and the input end is used for being assembled with the torque output part of the ratchet wrench in a rotation stopping way; the sheet is used for processing external threads on the peripheral surface to be processed, and the dies are fixedly inserted into the output end of the force transmission sleeve to be driven by the force transmission sleeve to rotate synchronously. The utility model provides a die spanner subassembly is in the use, and when rotating ratchet spanner, pass power sleeve along vertical direction with moment transmission to the die, can solve among the prior art unable technical problem to the work piece processing that is arranged in the deep trouth.

Description

Die wrench assembly

Technical Field

The utility model relates to a die spanner subassembly.

Background

At present, a threading die spanner is often needed in the process of repairing the conducting rod of the distribution transformer of the power equipment. The existing die wrench comprises two operating handles which are located on the same straight line, a die mounting cavity is arranged between the two operating handles, a die is mounted in the die mounting cavity, and jacking and fixing are carried out through screws. When the existing screw die spanner is used, an operating handle needs to be pulled to continuously rotate circumferentially to drive a screw die to complete the purpose of tapping. However, in the process of maintaining the conducting rod of the distribution transformer of the power equipment, the common die handle cannot be used due to the fact that the operation space is narrow and some workpieces to be processed are located in the deep groove, and therefore the working efficiency is affected greatly.

The utility model discloses a provide a die spanner in the utility model patent of grant publication No. CN209503965U, it is including the main part, be equipped with the through-hole that the suit waited to process the member in the main part, this through-hole both ends are equipped with the counter bore that is used for installing the die and the counter bore of installation guide pin bushing respectively, and the handle passes through threaded connection with the main part, and the axis of handle is perpendicular with the axis of through-hole.

When the threading die spanner is used, the guide sleeve and the threading die are used as positioning devices, the guide sleeve and the threading die are sleeved on a rod piece to be machined, and then the handle is continuously rotated in the circumferential direction to complete machining of the rod piece. Because this die spanner directly transmits moment to the die on, can't be to the work piece that is arranged in the deep trouth and the work piece of the narrow and small department in space processing, application range is narrower, can't satisfy the production demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a die spanner subassembly to solve among the prior art the technical problem that the die spanner can't be to the work piece processing who is located the deep trouth.

In order to achieve the above object, the utility model provides a technical scheme of die spanner subassembly is:

the die wrench component comprises a ratchet wrench, a force transmission sleeve and a die which are used in a matched manner; the force transmission sleeve is provided with an input end and an output end, the input end is used for being assembled with a torque output part of the ratchet wrench in a rotation stopping mode so that the force transmission sleeve is driven by the ratchet wrench to rotate synchronously, the output end is used for supplying the dies to be fixedly inserted and driven by the force transmission sleeve to rotate synchronously, the dies are enabled to perform external thread machining on the peripheral surface to be machined, and the ratchet wrench is a bidirectional ratchet wrench.

The beneficial effects are that: the utility model provides a die spanner subassembly is including the ratchet spanner that the cooperation was used, pass power sleeve and die, when using the ratchet spanner operation, only need at certain angle within range reciprocating rotation ratchet spanner, can rotate through passing power sleeve drive die, compares current die spanner in use and need continuous circumference turning handle, can accomplish the operation in less space, and is lower to the operating space requirement, and application range is wide. In addition, the force transmission sleeve is provided with an input end and an output end, the input end of the force transmission sleeve is in rotation stopping assembly with the torque output part of the ratchet wrench, the output end of the force transmission sleeve is fixedly assembled with the threading die, the rotation torque is transmitted to the threading die through the force transmission sleeve, and the length of the force transmission sleeve is utilized to conveniently stretch into a deeper position to realize threading die processing. On the basis, the force transmission sleeve is used for intermediate transmission, the drive plate teeth can be driven to rotate by using a common ratchet wrench, a special wrench is not needed, and the production cost is reduced.

As a further improvement, the force transmission sleeve comprises a sleeve body and a die mounting sleeve which are detachably assembled, one end of the sleeve body forms an input end of the force transmission sleeve, the other end of the sleeve body is coaxially and fixedly inserted with a corresponding end of the die mounting sleeve, and one end of the die mounting sleeve, which is back to the sleeve body, forms an output end of the force transmission sleeve for the fixed insertion of the die.

The beneficial effects are that: pass power sleeve and include the sleeve body and the die installation cover of removable assembly, through die installation cover installation die, because both are removable assembly, when the die of different specifications is used to needs, only need to change the die installation cover that corresponds for but sleeve body self adaptation the die of multiple different specifications, improved the commonality of sleeve body, reduced manufacturing cost.

As a further improvement, the threading die mounting sleeve and the sleeve body are respectively provided with an inserting and matching superposition section, the inserting and matching superposition section of the threading die mounting sleeve and the inserting and matching superposition section of the sleeve body are coaxially and fixedly inserted and matched, two inserting and matching superposition sections are provided with correspondingly through screw mounting holes, and fastening screws are inserted and fixed in the screw mounting holes so as to realize the detachable fixed assembly of the sleeve body and the threading die mounting sleeve.

The beneficial effects are that: the threading die mounting sleeve and the sleeve body are provided with the inserting and matching superposition section, so that the threading die mounting sleeve and the sleeve body are conveniently assembled, and the stability of assembly is improved. Two are inserted and are joined in marriage and be equipped with the screw mounting hole that corresponds to link up on the coincidence section, and the design is in order to make die installation cover and sleeve body stable assembly like this, strengthens the structural stability of die spanner subassembly.

As a further improvement, the screw mounting hole of the sleeve body is a threaded hole, the screw mounting hole of the die mounting sleeve is a unthreaded hole, the aperture of the unthreaded hole is smaller than that of the threaded hole, the fastening screw is provided with a threaded section and an extension section, the diameter of the extension section is smaller than that of the threaded section, the threaded section of the fastening screw is in threaded assembly with the threaded hole on the sleeve body, and the extension section of the fastening screw is in matched insertion with the unthreaded hole on the die mounting sleeve.

The beneficial effects are that: the fastening screw is provided with the threaded section and the extension section, the diameter of the extension section is smaller than that of the threaded section, so that the extension section can be directly inserted into the threaded hole when the fastening screw is installed, the threading die installation sleeve can be conveniently positioned, the screwing time of the screw is shortened, and the threading die replacing efficiency can be improved. The screw mounting hole of die installation cover is the unthreaded hole, and the aperture of unthreaded hole is less than the aperture of screw hole, and the design is favorable to realizing the identical of extension section and unthreaded hole to insert the joining in marriage like this to make sleeve body and die installation cover form stable assembly.

As a further improvement, the die mounting sleeve and the sleeve body are respectively provided with an inserting and matching superposition section, the inserting and matching superposition section of the die mounting sleeve and the inserting and matching superposition section of the sleeve body are coaxially and fixedly inserted and matched, and the two inserting and matching superposition sections are in threaded connection so as to realize the detachable fixed assembly of the sleeve body and the die mounting sleeve.

The beneficial effects are that: two are inserted and are matched with the coincident section threaded connection, so that the design is convenient for carrying out rapid assembly on the sleeve body and the die mounting sleeve.

As a further improvement, the inner circumferential surface of the die mounting sleeve is provided with stop flanges, and the stop flanges extend or are distributed at intervals along the circumferential direction of the die mounting sleeve.

The beneficial effects are that: the inner circumferential surface of the threading die mounting sleeve is provided with the stopping flange, and the stopping flange has a positioning effect on the threading die, so that the threading die is conveniently and quickly positioned and assembled in the threading die mounting sleeve.

As a further improvement, a plurality of inner side screw assembling holes are formed in the outer peripheral surface of the screw die along the circumferential direction of the screw die, a plurality of outer side screw assembling holes are formed in the screw die mounting sleeve along the circumferential direction of the screw die mounting sleeve, the outer side screw assembling holes are communicated with the inner side screw assembling holes correspondingly, and the screw die and the force transmission sleeve are fixedly inserted through inserting and fixing screws.

The beneficial effects are that: the outer peripheral face of the threading die is provided with a plurality of inner side screw assembling holes along the circumferential direction of the threading die, and the threading die mounting sleeve is provided with a plurality of outer side screw assembling holes along the circumferential direction of the threading die mounting sleeve, so that the threading die and the force-transferring sleeve can be conveniently assembled by the aid of the design, and the structural stability of the threading die wrench assembly is guaranteed.

As a further improvement, the inner side of the output end of the force transmission sleeve is provided with a stop step, and the stop step is used for being matched with the screw die in a stop manner; the outer peripheral face of the threading die is provided with a plurality of inner side screw assembling holes along the circumferential direction of the threading die, the output end of the force transmission sleeve is provided with a plurality of outer side screw assembling holes along the circumferential direction of the force transmission sleeve, the outer side screw assembling holes are correspondingly communicated with the inner side screw assembling holes, and the threading die is fixed through an insertion fixing screw so as to realize the threading die and the fixed insertion of the force transmission sleeve.

The beneficial effects are that: the inner side of the output end of the force transmission sleeve is provided with a stopping step which has a positioning effect on the screw die, so that the screw die can be conveniently and quickly assembled in the force transmission sleeve. The outer peripheral face of the threading die is provided with a plurality of inner side screw assembling holes along the circumferential direction of the threading die, the output end of the force transmission sleeve is provided with a plurality of outer side screw assembling holes along the circumferential direction of the force transmission sleeve, the outer side screw assembling holes are correspondingly communicated with the inner side screw assembling holes, and then the fastening screws are inserted into the force transmission sleeve.

As a further improvement, a shaft hole inserting structure is arranged between the torque output part of the ratchet wrench and the input end of the force transmission sleeve, the shaft hole inserting structure comprises a rotation stopping hole and a rotation stopping protrusion which are matched in an inserting mode, one of the rotation stopping hole and the rotation stopping protrusion is arranged on the torque output part of the ratchet wrench, and the other one of the rotation stopping hole and the rotation stopping protrusion is arranged at the input end of the force transmission sleeve.

The beneficial effects are that: the torque output part of the ratchet wrench and the input end of the force transmission sleeve are provided with a shaft hole inserting structure, and the shaft hole inserting structure comprises a rotation stopping jack and a rotation stopping bulge which are matched in an inserting mode.

As a further improvement, the rotation stopping insertion hole is a square hole, and the rotation stopping protrusion is a square protrusion.

The beneficial effects are that: the rotation stopping holes are square holes, and the rotation stopping protrusions are square protrusions, so that the design is convenient to process, and the manufacturing cost is saved.

Drawings

Fig. 1 is a schematic structural diagram of a die wrench assembly according to embodiment 1 of the present invention;

FIG. 2 is a schematic view of the sleeve body and the die mounting sleeve of FIG. 1 assembled together;

FIG. 3 is a schematic view of the fastening screw of FIG. 1;

fig. 4 is a schematic structural diagram of the die wrench assembly of embodiment 2 according to the present invention;

FIG. 5 is a schematic view of the force transfer sleeve of FIG. 4;

fig. 6 is an assembly diagram of the sleeve body and the die mounting sleeve in embodiment 3 of the die wrench assembly according to the present invention.

Description of reference numerals:

in fig. 1 to 3: 1. a threading die; 11. a slag hole; 12. an inner threaded hole; 13. threading the die; 2. a die mounting sleeve; 21. an external screw hole; 22. a stop flange; 23. inner positioning holes; 3. a sleeve body; 31. an outer positioning hole; 32. a rotation stopping hole; 4. a bidirectional ratchet wrench; 41. a steering knob; 42. a rotation stopping protrusion; 5. a fastening screw; 51. a threaded section; 52. an extension section.

In fig. 4 to 5: 1. a threading die; 12. an inner threaded hole; 21. an external screw hole; 4. a bidirectional ratchet wrench; 6. a force transfer sleeve; 61. and stopping the step.

In fig. 6: 2. a die mounting sleeve; 3. a sleeve body.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, elements defined by the phrases "comprising a" \8230; "do not exclude processes, methods of including such elements.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" when they are used are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from the specific situation.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the term "provided" may be used in a broad sense, for example, the object of "provided" may be a part of the body, or may be arranged separately from the body and connected to the body, and the connection may be a detachable connection or a non-detachable connection. The specific meaning of the above terms in the present invention can be understood by those skilled in the art through specific situations.

The present invention will be described in further detail with reference to examples.

The utility model provides a concrete embodiment 1 of die spanner subassembly:

as shown in fig. 1 to 3, the die wrench assembly includes a die 1, the die 1 is tightly assembled in a die mounting sleeve 2 by a fixing screw, the die mounting sleeve 2 is inserted into a sleeve body 3, and stable insertion is achieved by a fastening screw 5. The locking hole 32 on the sleeve body 3 and the locking protrusion 42 on the two-way ratchet wrench 4 form locking assembly, when the screw die wrench assembly is used, the screw die thread 13 on the screw die 1 is jacked and sleeved on the peripheral surface to be processed, the ratchet wheel in the two-way ratchet wrench 4 is defined to be in the processing direction when rotating clockwise, the ratchet wheel is in the dismounting direction when rotating anticlockwise, the turning knob 41 on the two-way ratchet wrench 4 is rotated, the turning of the ratchet wheel is set to rotate clockwise, the operating rod is rotated in a reciprocating manner, torque is transmitted to the screw die mounting sleeve 2 through the sleeve body 3, the screw die mounting sleeve 2 drives the screw die 1 to rotate, and the processing of a workpiece can be completed. When the die 1 is removed from the machined workpiece, the turning button on the bidirectional ratchet wrench 4 is turned again to turn the ratchet counterclockwise, and the operating lever is rotated in a reciprocating manner until the die thread 13 is separated from the workpiece.

Specifically, the longitudinal direction of the socket body 3 is set to be the vertical direction, the die wrench assembly includes a bidirectional ratchet wrench 4, one end of the bidirectional ratchet wrench 4 is an operation end, and the other end of the bidirectional ratchet wrench 4 is a torque output portion of the bidirectional ratchet wrench 4, and a ratchet mechanism is provided. The ratchet mechanism is provided with a steering button, and the rotation direction of a ratchet in the ratchet mechanism can be controlled by the steering button. The torque output part of the bidirectional ratchet wrench 4 is further provided with a rotation stopping protrusion 42, and the shape of the rotation stopping protrusion 42 is a square body. The rotation stopping protrusion 42 is used for forming a shaft hole inserting structure with the rotation stopping hole 32 arranged on the input end of the force transmission sleeve, and the rotation stopping protrusion 42 is used for forming rotation stopping assembly with the rotation stopping hole 32 of the rotation stopping hole 32. It should be noted that the two-way ratchet wrench 4 of the present embodiment has the same structure as the two-way ratchet wrench 4 of the prior art, and can be directly purchased in the market.

As shown in fig. 1, the screw die wrench assembly further includes a force transmission sleeve, the force transmission sleeve includes a sleeve body 3 and a screw die mounting sleeve 2, the sleeve body 3 is cylindrical, the upper portion of the sleeve body 3 is an input end of the force transmission sleeve 6, a rotation stopping hole 32 is formed at the input end, and the rotation stopping hole 32 is square. As shown in fig. 2, the inside columniform inner chamber that is equipped with of sleeve body 3, the opening of inner chamber is down, this inner chamber is used for assembling threading die installation cover 2, when threading die installation cover 2 is pegged graft and is assembled in the inner chamber, the overlapping section of sleeve body 3 and threading die installation cover 2 is as the overlapping section of inserting of sleeve body 3, threading die installation cover 2 overlaps the section with sleeve body 3 as the overlapping section of inserting of threading die installation cover 2 in the same way, the one end of threading die installation cover 2 dorsad sleeve body 3 is as passing the telescopic output of biography power. All be equipped with the screw mounting hole on the coincident section of joining in marriage of inserting of sleeve body 3 and die installation cover 2 joins in marriage the coincident section, the screw mounting hole on the sleeve body 3 is as outer locating hole 31, and the screw mounting hole on the die installation cover 2 is as interior locating hole 23, and interior locating hole 23 is the unthreaded hole, and outer locating hole 31 is the screw hole, and the diameter of interior locating hole 23 is less than the diameter of outer locating hole 31. When the die mounting sleeve 2 is assembled in the inner cavity, the screw mounting holes in the sleeve body 3 and the screw mounting holes in the die mounting sleeve 2 are correspondingly communicated, and fastening screws 5 are inserted in the correspondingly communicated screw mounting holes so as to realize the detachable fixed assembly of the sleeve body 3 and the die mounting sleeve 2.

As shown in fig. 3, the insertion section of the fastening screw 5 includes a threaded section 51 and an extension section 52, no thread is provided on the extension section 52, the radial dimension of the extension section 52 is smaller than the radial dimension of the threaded section 51, and the diameter of the corresponding extension section 52 is also smaller than the diameter of the screw mounting hole on the sleeve body 3, so that when the fastening screw 5 is inserted into the through screw mounting hole, the fastening screw can directly pass through the screw mounting hole on the sleeve body 3, thereby facilitating the positioning of the tooth mounting sleeve 2 during assembly and saving assembly time. Meanwhile, the extension section 52 and the screw mounting hole in the die mounting sleeve 2 are matched in an inosculating manner, and the thread section 51 of the fastening screw 5 is in threaded connection with the screw mounting hole in the sleeve body 3, so that the die mounting sleeve 2 and the sleeve body 3 are prevented from shaking relatively, and the processing effect is prevented from being influenced.

In the embodiment, the die mounting sleeve 2 is of a cylindrical structure, one end of the die mounting sleeve 2 serves as an inserting and matching superposition section, and the other end of the die mounting sleeve 2 serves as an output end of the force transmission sleeve 6 and is used for assembling the die 1. A stopping flange 22 is arranged in the inner cavity of the die mounting sleeve 2, the stopping flange 22 extends along the circumferential direction of the die mounting sleeve 2, and when the die 1 is coaxially assembled in the die mounting sleeve 2, the stopping flange 22 forms stopping fit with the die 1. Four outer screw holes 21 are circumferentially and evenly distributed on the outer peripheral surface of the output end of the force transmission sleeve 6 on the die mounting sleeve 2, the outer screw holes 21 serve as outer side screw assembling holes, four inner screw holes 12 are circumferentially and evenly distributed on the corresponding die 1, and the inner screw holes 12 serve as inner side screw assembling holes. When 1 coaxial assembly of screw die was in screw die installation cover 2, outer screw 21 corresponded with interior screw hole 12 and link up, and the corresponding set screw that inserts to realize the fixed cartridge of screw die 1 and screw die installation cover 2, guarantee the firm assembly of screw die 1 and screw die installation cover 2, prevent that screw die 1 from taking place to rock relatively in screw die installation cover 2, thereby influence the working effect.

In this embodiment, the die 1 is a circular die, the die 1 is provided with a die thread 13, and the die thread 13 is used for processing or correcting an external thread. 13 circumference equipartitions of screw die screw thread have four slag hole 11, and slag hole 11 is used for with 1 spanner working process of screw die, from waiting to process the waste material that the cutting produced on the work piece, in time derives in order to prevent that the waste material card from between 13 and the work piece of screw die screw thread.

As shown in fig. 1, when the die wrench assembly is used for processing the peripheral surface located in the deep groove, the force transmission sleeve 6 is firstly extended into the deep groove, the die thread 13 is pressed and sleeved on the peripheral surface to be processed, the bidirectional ratchet wrench 4 is assembled on the sleeve body 3 in a rotation-stopping manner, the steering knob 41 on the bidirectional ratchet wrench 4 is rotated to enable the rotation direction of the ratchet wheel in the bidirectional ratchet wrench 4 to be the processing direction, the operating end of the ratchet wrench 4 is rotated in a reciprocating manner until the processing is completed, the steering knob 41 on the bidirectional ratchet wrench 4 is rotated again after the processing is completed to enable the rotation direction of the ratchet wheel in the bidirectional ratchet wrench 4 to be the dismounting direction, the operating end of the bidirectional ratchet wrench 4 is rotated in a reciprocating manner until the die 1 is separated from the processed peripheral surface, and the operation is completed.

The screw die spanner subassembly is in the use, and sleeve body 3 has played the effect at vertical direction transmission moment, has effectively solved and has waited to process the work piece and be located the recess, is difficult to carry out the technical problem processed to it. Meanwhile, torque transmission is achieved by the sleeve body 3, and an outsourcing bidirectional ratchet wrench is conveniently applied.

The utility model provides a concrete embodiment 2 of die spanner subassembly:

the difference from example 1 is mainly that: in embodiment 1, the output end of the force transmission sleeve 6 is located at one end of the die mounting sleeve 2, which is opposite to the sleeve body 3, the force transmission sleeve 6 is of a split structure, and the force transmission sleeve 6 comprises the sleeve body 3 and the die mounting sleeve 2. In the present embodiment, a die wrench assembly is provided which also includes a bidirectional ratchet wrench 4 and a die 1, and is identical in structure to the bidirectional ratchet wrench 4 and the die 1 in embodiment 1. As shown in fig. 4 and 5, the force transmission sleeve 6 is an integral structure, the output end of the force transmission sleeve 6 is located at the lower part of the force transmission sleeve 6, a stopping step 61 is arranged at the lower part of the force transmission sleeve 6 in the inner cavity of the force transmission sleeve 6, and the die 1 is in stopping fit with the stopping step 61 when installed in the inner cavity of the force transmission sleeve 6. The lower part of the force transmission sleeve 6 is circumferentially and uniformly provided with a plurality of outer screw holes 21, the outer screw holes 21 are used as outer side screw assembling holes, the corresponding screw die 1 is circumferentially and uniformly provided with four inner screw holes 12, and the inner screw holes 12 are used as inner side screw assembling holes. When the screw die 1 is arranged in the inner cavity of the force transmission device, the inner screw hole 12 on the screw die 1 is communicated with the outer screw hole 21 on the force transmission sleeve 6, and the screw die 1 and the force transmission sleeve 6 are fixedly inserted through inserting fixing screws.

The utility model provides a concrete embodiment 3 of die spanner subassembly:

the difference from example 1 is mainly that: in embodiment 1, the insertion-fit overlapping section of the sleeve body 3 and the insertion-fit overlapping section of the die mounting sleeve 2 are assembled by fastening with screws. In this embodiment, as shown in fig. 6, the main difference between the sleeve body 3 in this embodiment and the sleeve body 3 in embodiment 1 is that an internal thread is provided on the insertion overlapping section of the sleeve body 3 in this embodiment, and the main difference between the thread mounting sleeve 2 in this embodiment and the thread mounting sleeve 2 in embodiment 1 is that an external thread is provided on the insertion overlapping section of the thread mounting sleeve 2 in this embodiment, and the insertion overlapping section of the sleeve body 3 in this embodiment and the insertion overlapping section of the thread mounting sleeve 2 in this embodiment are connected by a thread. The sleeve body 3 in this embodiment is identical to the sleeve body 3 in embodiment 1 in other structural features, and the plain tooth mounting sleeve 2 in this embodiment is identical to the plain tooth mounting sleeve 2 in embodiment 1 in other structural features, which are not described herein again.

The utility model provides a concrete embodiment 4 of die spanner subassembly:

the difference from example 1 is mainly that: in embodiment 1, the bidirectional ratchet wrench is provided with rotation stop protrusions, and the force transmission sleeve is provided with rotation stop holes. In this embodiment, the two-way ratchet wrench is provided with the rotation stopping hole, and the force transmission sleeve is provided with the rotation stopping protrusion.

The utility model provides a concrete embodiment 5 of die spanner subassembly:

the difference from example 1 is mainly that: in example 1, the stop flange in the die mounting sleeve extends circumferentially along the die mounting sleeve. In this embodiment, a plurality of stop flanges in the die mounting sleeve may also be distributed at intervals along the circumferential direction of the die mounting sleeve, and also stop and position the dies, so as to facilitate pre-positioning.

Finally, it should be noted that the above mentioned embodiments are only preferred embodiments of the present invention, and not intended to limit the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made without inventive effort to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A die wrench component is characterized by comprising a ratchet wrench, a force transmission sleeve (6) and a die (1) which are matched for use; biography power sleeve (6) has input and output, the input be used for with ratchet spanner's torque output portion splines the assembly to drive biography power sleeve (6) synchronous rotation by ratchet spanner, the output is used for supplying fixed cartridge of threading die (1), with drive by biography power sleeve (6) threading die (1) synchronous rotation makes threading die (1) treat the outer peripheral face of processing and carry out external screw thread processing, ratchet spanner is two-way ratchet spanner (4).

2. The die wrench assembly according to claim 1, wherein the force transmission sleeve (6) comprises a sleeve body (3) and a die mounting sleeve (2) which are detachably assembled, one end of the sleeve body (3) forms an input end of the force transmission sleeve (6), the other end of the sleeve body (3) is coaxially and fixedly inserted with a corresponding end of the die mounting sleeve (2), and one end of the die mounting sleeve (2) facing away from the sleeve body (3) forms an output end of the force transmission sleeve (6) for fixedly inserting the die (1).

3. The die wrench assembly according to claim 2, wherein the die mounting sleeve (2) and the sleeve body (3) are respectively provided with an insertion-fit overlapping section, the insertion-fit overlapping section of the die mounting sleeve (2) and the insertion-fit overlapping section of the sleeve body (3) are coaxially and fixedly inserted and matched, two insertion-fit overlapping sections are provided with correspondingly through screw mounting holes, and fastening screws (5) are inserted and fixed in the screw mounting holes, so that the sleeve body (3) and the die mounting sleeve (2) can be detachably and fixedly assembled.

4. The die wrench assembly according to claim 3, wherein the screw mounting hole of the sleeve body (3) is a threaded hole, the screw mounting hole of the die mounting sleeve (2) is a smooth hole, the diameter of the smooth hole is smaller than that of the threaded hole, the fastening screw (5) has a threaded section (51) and an extension section (52), the diameter of the extension section (52) is smaller than that of the threaded section (51), the threaded section (51) of the fastening screw (5) is in threaded fit with the threaded hole on the sleeve body (3), and the extension section (52) of the fastening screw (5) is in fitted fit with the smooth hole on the die mounting sleeve (2).

5. The die wrench assembly according to claim 2, wherein the die mounting sleeve (2) and the sleeve body (3) respectively have an insertion-fit overlapping section, the insertion-fit overlapping section of the die mounting sleeve (2) and the insertion-fit overlapping section of the sleeve body (3) are coaxially and fixedly inserted, and the two insertion-fit overlapping sections are in threaded connection, so as to realize the detachable fixed assembly of the sleeve body (3) and the die mounting sleeve (2).

6. The die wrench assembly according to any one of claims 2 to 5, wherein the inner circumferential surface of the die mounting sleeve (2) is provided with stop flanges (22), the stop flanges (22) extending or being spaced apart circumferentially along the die mounting sleeve (2).

7. The die wrench assembly according to any one of claims 2 to 5, wherein a plurality of inner screw assembling holes are formed in the outer peripheral surface of the die (1) along the circumferential direction of the die (1), a plurality of outer screw assembling holes are formed in the die mounting sleeve (2) along the circumferential direction of the die mounting sleeve (2), the outer screw assembling holes and the inner screw assembling holes are correspondingly communicated, and the fixed insertion of the die (1) and the force transmission sleeve (6) is realized by inserting and fixing screws.

8. The die wrench assembly according to claim 1, wherein a stopping step (61) is provided inside the output end of the force transmission sleeve (6), and the stopping step (61) is used for stopping and matching with the die (1); be equipped with a plurality of inboard screw pilot holes along die (1) circumference on the outer peripheral face of die (1), be equipped with a plurality of outside screw pilot holes along power sleeve (6) circumference on the output of biography power sleeve (6), outside screw pilot hole corresponds with inboard screw pilot hole and link up, through cartridge set screw to realize the fixed cartridge of die (1) and biography power sleeve (6).

9. A die wrench assembly according to any one of claims 1 to 5, in which an axial bore mating arrangement is provided between the torque output of the ratchet wrench and the input end of the force transmission sleeve (6), the axial bore mating arrangement including a rotation stop bore (32) and a rotation stop projection (42) which mate, one of the rotation stop bore (32) and the rotation stop projection (42) being provided on the torque output of the ratchet wrench and the other being provided on the input end of the force transmission sleeve (6).

10. The die wrench assembly according to claim 9, wherein the rotation stop hole (32) is a square hole and the rotation stop protrusion (42) is a square protrusion.

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