CN217552258U - Rivet spanner - Google Patents

Abstract

The application discloses blind rivet spanner, blind rivet spanner includes: the stress application sleeve is provided with a mounting hole and an inserting hole, the mounting hole is a through hole, the inserting hole is a blind hole, the inserting hole is matched with the appearance of the blind rivet, the blind rivet can be inserted into the inserting hole, and the axis of the mounting hole is perpendicular to the axis of the inserting hole; the stress application rod penetrates through the mounting hole and extends out of two opposite sides of the stress application sleeve; and applying a tangential acting force to the part of the stressing rod extending out of the stressing sleeve, wherein the stressing sleeve can drive the blind rivet to rotate. Among this application technical scheme, utilize this messenger's blind rivet spanner can make things convenient for effectually to carry out the dismouting to the blind rivet, and make the blind rivet installation effectual.

Description

Rivet spanner

Technical Field

The application relates to the technical field of machine tool operating tools, in particular to a blind rivet wrench.

Background

In dismantling or the installation to machining center's handle of a knife, need install or dismantle the blind rivet of connecting the handle of a knife, because the size of blind rivet is less, adopt conventional spanner not only to be difficult to operate and make blind rivet installation effect not good.

SUMMERY OF THE UTILITY MODEL

The application provides a blind rivet spanner utilizes this messenger's blind rivet spanner can make things convenient for effectual dismouting to the blind rivet, and makes the blind rivet installation effectual.

The application provides a blind rivet spanner, blind rivet spanner includes:

the stress application sleeve is provided with a mounting hole and an inserting hole, the mounting hole is a through hole, the inserting hole is a blind hole, the inserting hole is matched with the appearance of the blind rivet, the blind rivet can be inserted into the inserting hole, and the axis of the mounting hole is perpendicular to the axis of the inserting hole; and

the stress application rod penetrates through the mounting hole and extends out of two opposite sides of the stress application sleeve;

and applying a tangential acting force to the part of the stressing rod extending out of the stressing sleeve, wherein the stressing sleeve can drive the blind rivet to rotate.

Optionally, the plug hole includes a first conduction section, and the first conduction section is in a strip shape;

the blind rivet comprises a limiting part and a screwing part which are connected, and the limiting part is matched with the first conduction section in shape; when the blind rivet is inserted into the insertion hole, the limiting part is limited at the first conduction section;

and applying a tangential acting force to the part of the stressing rod extending out of the stressing sleeve, wherein the side wall of the first conduction section can push the limiting part to rotate, and the limiting part drives the screwing part to rotate.

Optionally, the hole wall of the insertion hole includes a first hole wall plane and a second hole wall plane which are arranged oppositely, and a first hole wall arc surface and a second hole wall arc surface which are arranged oppositely, and the first hole wall arc surface, the first hole wall plane, the second hole wall arc surface and the second hole wall plane are sequentially connected end to form the first conduction section in a surrounding manner.

Optionally, the limiting part includes a first limiting plane and a second limiting plane that are oppositely disposed, when the limiting part is limited at the first conducting section, the first limiting plane faces the first hole wall plane, and the second limiting plane faces the second hole wall plane;

and D is defined as D, the distance between the first hole wall plane and the second hole wall plane is defined as D, and D-D is more than or equal to 0.05nn and less than or equal to 0.10mm.

Optionally, the limiting part includes a first limiting arc surface and a second limiting arc surface which are oppositely arranged, when the limiting part is limited at the first conduction section, the first limiting arc surface faces the first hole wall arc surface, and the second limiting arc surface faces the second hole wall arc surface;

and defining the distance between the first hole wall arc surface and the second hole wall arc surface as H, defining the distance between the first limiting arc surface and the second limiting arc surface as H, and setting the distance between H-H to be more than or equal to 0.05nn and less than or equal to 0.10mm.

Optionally, an extending direction of the mounting hole is defined as a first direction, an arrangement direction of the first hole wall plane and the second hole wall plane is defined as a second direction, and the first direction is perpendicular to the second direction.

Optionally, the plug hole further includes a second conduction section, the first conduction section is communicated with the second conduction section, the first conduction section and the second conduction section are sequentially arranged from the opening end to the plugging end of the plug hole, and the first conduction section and the second conduction section form a stepped hole;

the pull nail further comprises a head portion, the head portion is connected to one side, away from the screwing portion, of the limiting portion, when the pull nail is inserted into the inserting hole, the head portion penetrates through the second conducting section, and the limiting portion stops on a step surface between the first conducting section and the second conducting section.

Optionally, the gap between the second conducting section and the head is defined as w, and w is more than or equal to 0.05nn and less than or equal to 0.10mm.

Optionally, the mounting hole is located at one side of the insertion hole and faces away from the opening end of the insertion hole.

Optionally, the stress application sleeve forms a chamfer at the opening of the mounting hole;

and/or a chamfer is formed at the end part of the stress application rod.

Among this application technical scheme, afterburning sleeve is used for connecting the blind rivet, and the afterburning pole is used for connecting afterburning sleeve to exert rotatory effort to afterburning sleeve, make afterburning sleeve drive the blind rivet and rotate, thereby make blind rivet rotatory installation or rotatory dismantlement.

In the operation process, only the stress application sleeve is sleeved on the blind rivet, so that part of the structure of the blind rivet is accommodated in the insertion hole, and the stress application sleeve can drive the blind rivet to rotate under the action of form and position matching in the process of rotating the stress application sleeve due to the fact that the insertion hole is matched with the appearance of the blind rivet. The force applying rod penetrates through the mounting hole of the force applying sleeve and extends out of the outer side of the force applying sleeve, so that an operator can apply acting force to the force applying rod conveniently, and the force applying sleeve can be rotated conveniently. Because the blind rivet size is less, afterburning telescopic size is also less relatively, the thrust augmentation pole runs through in afterburning telescopic relative both sides, can prevent that the thrust augmentation pole from breaking away from afterburning sleeve in operation process for the thrust augmentation pole is more effective with afterburning telescopic being connected, moreover, the thrust augmentation pole runs through in afterburning telescopic relative both sides, the operator can singlehanded or both hands promote the both sides of thrust augmentation pole outside the sleeve at operation thrust augmentation pole in-process, it is more convenient, effective to operate. The stress application rod can be selected for use according to needs, so that the acting force can be applied to an operator conveniently, the force arm of the acting force for rotating the pull nail is prolonged by the stress application rod, and the pull nail can be conveniently installed or detached by the operator.

The operation can also be that the stressing rod is arranged in the mounting hole of the stressing sleeve in a penetrating manner in advance, the stressing sleeve is sleeved at one end of the blind rivet, and the part of the stressing rod extending out of the stressing sleeve is operated to rotate the whole blind rivet wrench, so that the blind rivet is rotated to be mounted or dismounted.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of an embodiment of a pop-up wrench of the present application;

FIG. 2 is an exploded view of the pop-pin wrench of FIG. 1;

FIG. 3 is a cross-sectional view of the force sleeve of FIG. 1 disposed over the blind rivet;

FIG. 4 is a cross-sectional view of the force sleeve of FIG. 1;

FIG. 5 is a schematic structural view of the force sleeve of FIG. 1;

fig. 6 is a schematic view of the pull nail of fig. 1.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name(s)
				100	Rivet spanner	134	Second conduction section
10	Stress application sleeve	135	Step surface
				11	Mounting hole	30	Stress application rod
13	Plug hole	200	Pull nail
				131	Open end	201	Limiting part
132	Plugging end	2011	First limit plane
				133	First conducting section	2012	Second limit plane
1331	First hole wall plane	2013	First limiting cambered surface
				1332	Second aperture wall plane	2014	Second limiting arc surface
1333	First hole wall cambered surface	202	Screwing part
				1334	Second hole wall cambered surface	203	Head part

The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

It should be noted that all directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present application are only used to explain the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in this application that refer to "first," "second," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope claimed in the present application.

Referring to fig. 1 and 2, the present application provides a pop-up wrench 100, wherein the pop-up wrench 100 is mainly applied to a machining center, and is used for disassembling and assembling a pop-up rivet 200 with a tool shank mounted on the machining center.

Referring to fig. 3, the pop rivet wrench 100 in the embodiment of the present application includes a stressing sleeve 10 and a stressing rod 30, the stressing sleeve 10 is provided with a mounting hole 11 and an insertion hole 13, the mounting hole 11 is a through hole, the insertion hole 13 is a blind hole, the insertion hole 13 is matched with the shape of the pop rivet 200, the pop rivet 200 can be inserted into the insertion hole 13, and the axis of the mounting hole 11 is perpendicular to the axis of the insertion hole 13; the stressing rod 30 penetrates through the mounting hole 11 and extends out of two opposite sides of the stressing sleeve 10;

the force applying sleeve 10 can drive the blind rivet 200 to rotate by applying a tangential force to the portion of the force applying rod 30 extending out of the force applying sleeve 10.

Among this application technical scheme, afterburning sleeve 10 is used for connecting blind rivet 200, and afterburning pole 30 is used for connecting afterburning sleeve 10 to exert rotatory effort to afterburning sleeve 10, make afterburning sleeve 10 drive blind rivet 200 rotate, thereby carry out rotatory installation or rotatory dismantlement to blind rivet 200.

In the operation process, only the stressing sleeve 10 is required to be sleeved on the blind rivet 200, so that part of the structure of the blind rivet 200 is accommodated in the plug-in hole 13, and because the plug-in hole 13 is matched with the appearance of the blind rivet 200, the stressing sleeve 10 can drive the blind rivet 200 to rotate under the action of form and position matching in the process of rotating the stressing sleeve 10. The force applying rod 30 penetrates through the mounting hole 11 of the force applying sleeve 10 and extends out of the outer side of the force applying sleeve 10, so that an operator can apply an acting force to the force applying rod 30 conveniently, and the force applying sleeve 10 can be rotated conveniently. Because the blind rivet 200 size is less, afterburning sleeve 10's size is also less relatively, the application of force pole 30 runs through in afterburning sleeve 10's relative both sides, can prevent that application of force pole 30 from breaking away from afterburning sleeve 10 at the operation in-process, make application of force pole 30 more effective with afterburning sleeve 10's being connected, moreover, application of force pole 30 runs through in afterburning sleeve 10's relative both sides, the operator can singlehanded or both hands promote application of force pole 30 in the both sides outside the sleeve simultaneously at operation application of force pole 30 in-process, it is more convenient, effective to operate. The stress application rod 30 can be selected for use according to needs, so that the acting force can be applied to the operator conveniently, the force arm of the acting force for rotating the blind rivet 200 is prolonged by the stress application rod 30, and the operator can conveniently install or detach the blind rivet 200.

The above operations may be performed by inserting the force applying rod 30 into the mounting hole 11 of the force applying sleeve 10, sleeving the force applying sleeve 10 on one end of the blind rivet 200, and rotating the blind rivet 200 by operating the portion of the force applying rod 30 extending out of the force applying sleeve 10 to rotate the entire blind rivet wrench 100.

In the above embodiment, the insertion hole 13 on the force application sleeve 10 is a blind hole, that is, the blind rivet 200 can only be inserted into the insertion hole 13 from the open end 131 of the insertion hole 13, so as to provide a foolproof effect for an operator and prevent the force application sleeve 10 from being reversely mounted.

In the above embodiment, the insertion hole 13 is not circular, and the pull stud 200 can be driven to rotate by the rotation of the force application sleeve 10. Specifically, the insertion hole 13 may be a strip, a square, a triangle or a polygon, the insertion hole 13 may also be a special-shaped structure, and a portion of the blind rivet 200 inserted into the insertion hole 13 matches with the shape of the insertion hole 13.

With reference to fig. 4, in the above embodiment, the inserting hole 13 includes the first conducting section 133, and the first conducting section 133 is in a shape of a bar;

with reference to fig. 6, the blind rivet 200 includes a position-limiting portion 201 and a screwing portion 202 connected to each other, wherein the position-limiting portion 201 is matched with the first conduction segment 133 in shape; when the rivet 200 is inserted into the insertion hole 13, the limiting portion 201 is limited to the first conduction section 133;

the portion of the forcing rod 30 extending out of the forcing sleeve 10 is applied with a force in a tangential direction, the sidewall of the first conduction section 133 can push the limiting portion 201 to rotate, and the limiting portion 201 drives the screwing portion 202 to rotate.

This first section 133 that switches on is the bar for when afterburning sleeve 10 cover was located the spacing portion 201 of blind rivet 200, can more effectively drive blind rivet 200 and rotate.

The screwing part 202 is provided with threads, and when an external force drives the stressing rod 30 to drive the stressing sleeve 10 to rotate, the stressing sleeve 10 drives the blind rivet 200 to rotate, so that the screwing part 202 is rotatably connected with a corresponding structure.

With reference to fig. 5 and 6, the first conducting segment 133 has a bar shape, and may specifically have a waist shape. The hole wall of the inserting hole 13 includes a first hole wall plane 1331 and a second hole wall plane 1332 which are arranged oppositely, and a first hole wall arc surface 1333 and a second hole wall arc surface 1334 which are arranged oppositely, wherein the first hole wall arc surface 1333, the first hole wall plane 1331, the second hole wall arc surface 1334 and the second hole wall plane 1332 are sequentially connected end to form a first conducting section 133.

During the rotation of the force application sleeve 10, the first hole wall plane 1331 and the second hole wall plane 1332 can push the limiting part 201 on the pull stud 200 to rotate along the rotation direction.

In the above embodiment, the limiting part 201 includes a first limiting plane 2011 and a second limiting plane 2012 which are oppositely arranged, when the limiting part 201 is limited at the first conducting section 133, the first limiting plane 2011 faces the first hole wall plane 1331, and the second limiting plane 2012 faces the second hole wall plane 1332;

the distance between the first hole wall plane 1331 and the second hole wall plane 1332 is defined as D, the distance between the first limiting plane 2011 and the second limiting plane 2012 is defined as D, and D-D is more than or equal to 0.05nn and less than or equal to 0.10mm.

The gap between the first conduction section 133 and the limiting portion 201 in the arrangement direction of the first hole wall plane 1331 and the second hole wall plane 1332 is 0.05mm to 0.10mm, specifically 0.05mm, 0.06mm, 0.07mm, 0.08mm, 0.09mm, or 0.10mm, or any value in the above range. Make spacing portion 201 convenient, effective in the first section 133 in-process that switches on of pegging graft, and spacing portion 201 can be effectual in this direction be spacing by first section 133 that switches on.

In the above embodiment, the limiting portion 201 includes the first limiting arc surface 2013 and the second limiting arc surface 2014 which are oppositely disposed, when the limiting portion 201 is limited in the first conducting segment 133, the first limiting arc surface 2013 faces the first hole wall arc surface 1333, and the second limiting arc surface 2014 faces the second hole wall arc surface 1334;

the distance between the first hole wall cambered surface 1333 and the second hole wall cambered surface 1334 is defined as H, the distance between the first limiting cambered surface 2013 and the second limiting cambered surface 2014 is defined as H, and H-H is more than or equal to 0.05nn and less than or equal to 0.10mm.

Since the first hole wall arc surface 1333 and the second hole wall arc surface 1334 are both arc surfaces, the distance between the first hole wall arc surface 1333 and the second hole wall arc surface 1334 is a non-fixed value, and correspondingly, the distance between the first limiting arc surface 2013 and the second limiting arc surface 2014 is also a non-fixed value. Since the shape of the limiting portion 201 matches the shape of the first conducting segment 133, that is, the outer contour of the limiting portion 201 is the same as the inner contour of the first conducting segment 133, but the size is slightly smaller, in the above embodiment, in the arrangement direction of the first hole wall arc surface 1333 and the second hole wall arc surface 1334, the gap between the first conducting segment 133 and the limiting portion 201 is 0.05mm to 0.10mm, specifically, may be 0.05mm, 0.06mm, 0.07mm, 0.08mm, 0.09mm, or 0.10mm, or any value in the above range. Make spacing portion 201 convenient, effective in the first section 133 in-process that switches on of pegging graft, and spacing portion 201 can be effectual in this direction be spacing by first section 133 that switches on.

In this embodiment, in the arrangement direction of the first hole wall plane 1331 and the second hole wall plane 1332, and in the arrangement direction of the first hole wall arc surface 1333 and the second hole wall arc surface 1334, the gap between the first conduction section 133 and the limiting portion 201 may be in the range of 0.05mm to 0.10mm, so as to ensure that the stressing sleeve 10 can conveniently and effectively cover the limiting portion 201 of the blind rivet 200, and make the stressing rod 30 rotate, and the stressing sleeve 10 can rapidly and effectively drive the blind rivet 200 to rotate.

In the above embodiment, the extending direction of the mounting hole 11 is defined as a first direction, the arrangement direction of the first hole wall plane 1331 and the second hole wall plane 1332 is defined as a second direction, and the first direction and the second direction are perpendicular to each other.

The arrangement direction of the first hole wall plane 1331 and the second hole wall plane 1332 is the second direction, then, the first hole wall plane 1331 and the second hole wall plane 1332 both extend along the first direction, and when the external force drives the stressing rod 30 to move, the first hole wall plane 1331 and the second hole wall plane 1332 can rapidly and effectively push the limiting part 201 of the pull nail 200, so that the operation is more labor-saving and effective.

The arrangement direction of the first hole wall curved surfaces 1333 and the second hole wall curved surfaces 1334 coincides with the extending direction of the mounting holes 11, that is, arranged in the first direction.

Since the insertion hole 13 is a blind hole, the insertion hole 13 has an open section and a blocking end 132. In the above embodiment, the plugging hole 13 may further include a second conduction section 134, the first conduction section 133 is communicated with the second conduction section 134, the first conduction section 133 and the second conduction section 134 are sequentially disposed along the opening end 131 to the plugging end 132 of the plugging hole 13, and the first conduction section 133 and the second conduction section 134 form a stepped hole;

with reference to fig. 3 and fig. 6, the pull nail 200 further includes a head portion 203, the head portion 203 is connected to a side of the limiting portion 201 away from the screwing portion 202, when the pull nail 200 is inserted into the insertion hole 13, the head portion 203 penetrates through the second conduction section 134, and the limiting portion 201 is stopped on the step surface 135 between the first conduction section 133 and the second conduction section 134 (as shown in fig. 4 and fig. 5).

When the stressing sleeve 10 is sleeved at one end of the blind rivet 200, the head portion 203 enters the second conduction section 134 through the first conduction section 133 and is contained in the second conduction section 134, and the limiting portion 201 is stopped by the step surface 135, so that the connection process of the blind rivet 200 and the stressing sleeve 10 is simple and easy.

In the above embodiment, specifically, the cross section of the second conduction section 134 may be circular, and since the first conduction section 133 is strip-shaped, that is, the cross section of the first conduction section 133 is strip-shaped, and the size of the first conduction section 133 in the length direction of the strip-shaped may be greater than the diameter of the second conduction section 134, so that a step surface 135 is formed at the transition position of the first conduction section 133 to the second conduction section 134, and the step surface 135 can stop the limiting portion 201 of the blind rivet 200, so that the force application sleeve 10 has a hand feeling of stopping when being sleeved on the end portion of the blind rivet 200, and is convenient for an operator to operate.

The gap between the second conducting section 134 and the head 203 is defined as w, and w is more than or equal to 0.05nn and less than or equal to 0.10mm. The gap enables the head 203 to smoothly enter the second conducting section 134, which is convenient for operation.

In the above embodiment, the mounting hole 11 is located at one side of the insertion hole 13 and faces away from the opening end 131 of the insertion hole 13. This mounting hole 11 and plug-in hole 13 mutually noninterfere have guaranteed afterburning sleeve 10's structural strength, and the one side of open end 131 is kept away from to the shutoff end 132 that mounting hole 11 is located plug-in hole 13 for to wearing the stress application pole 30 of locating mounting hole 11 exerting force, the effort can be fast and effectual transmission to afterburning sleeve 10, makes afterburning sleeve 10 can the efficient drive blind rivet 200 rotate.

In the above embodiment, the urging sleeve 10 is chamfered at the opening of the mounting hole 11. The stress application rod 30 is in the in-process of wearing to locate the mounting hole 11, and this chamfer can lead for the stress application rod 30, and the stress application rod 30 of being convenient for can effectually wear to locate the mounting hole 11, has improved operator's installation effectiveness.

In the above embodiment, a chamfer may be formed at the end of the reinforcing bar 30. The chamfer formed at the end of the force application rod 30 also achieves a similar effect as the chamfer on the force application sleeve 10. Chamfers can be formed on the stress application sleeve 10 and the stress application rod 30, so that a better guiding effect is achieved, and the stress application rod 30 is more convenient to install.

In the above embodiment, the distance between the first limiting plane 2011 and the second limiting plane 2012 of the limiting portion 201 of the blind rivet 200 is about 3 mm. Therefore, this blind rivet 200 overall dimension is less, can't operate with conventional method, the embodiment of the utility model provides an in the embodiment of the utility model provides a blind rivet spanner 100 can be convenient close the installation soon or close the dismantlement soon to blind rivet 200, guarantee the security performance of installation back blind rivet 200.

The above description is only an alternative embodiment of the present application, and not intended to limit the scope of the present application, and all modifications and equivalents of the technical solutions that can be directly or indirectly applied to other related fields without departing from the spirit of the present application are intended to be included in the scope of the present application.

Claims (10)

1. A blind rivet wrench, said blind rivet wrench comprising:

the stress application sleeve is provided with a mounting hole and an inserting hole, the mounting hole is a through hole, the inserting hole is a blind hole, the inserting hole is matched with the appearance of the blind rivet, the blind rivet can be inserted into the inserting hole, and the axis of the mounting hole is perpendicular to the axis of the inserting hole; and

the stress application rod penetrates through the mounting hole and extends out of two opposite sides of the stress application sleeve;

and applying a tangential acting force to the part of the stressing rod extending out of the stressing sleeve, wherein the stressing sleeve can drive the blind rivet to rotate.

2. The blind rivet wrench of claim 1, wherein the insertion hole includes a first conductive section, the first conductive section being bar-shaped;

the blind rivet comprises a limiting part and a screwing part which are connected, and the limiting part is matched with the first conduction section in shape; when the blind rivet is inserted into the insertion hole, the limiting part is limited on the first conduction section;

and applying an acting force in the tangential direction to the part of the stressing rod extending out of the stressing sleeve, wherein the side wall of the first conduction section can push the limiting part to rotate, and the limiting part drives the screwing part to rotate.

3. The pop wrench of claim 2, wherein the aperture wall of the insertion aperture comprises a first aperture wall plane and a second aperture wall plane that are opposite to each other, and a first aperture wall arc surface and a second aperture wall arc surface that are opposite to each other, and the first aperture wall arc surface, the first aperture wall plane, the second aperture wall arc surface, and the second aperture wall plane are sequentially connected end to form the first conducting section.

4. The blind rivet wrench of claim 3, wherein the retaining portion includes a first retaining surface and a second retaining surface that are disposed opposite to each other, and when the retaining portion is retained at the first conducting section, the first retaining surface faces the first hole wall surface, and the second retaining surface faces the second hole wall surface;

and D is defined as D, the distance between the first hole wall plane and the second hole wall plane is defined as D, and D-D is more than or equal to 0.05nn and less than or equal to 0.10mm.

5. The blind rivet wrench of claim 3, wherein the limiting portion includes a first limiting arc surface and a second limiting arc surface that are disposed opposite to each other, and when the limiting portion is limited at the first conducting section, the first limiting arc surface faces the first hole wall arc surface, and the second limiting arc surface faces the second hole wall arc surface;

and defining the distance between the first hole wall arc surface and the second hole wall arc surface as H, and defining the distance between the first limiting arc surface and the second limiting arc surface as H, wherein H-H is more than or equal to 0.05nn and less than or equal to 0.10mm.

6. The pop wrench of claim 3, wherein the mounting bore is defined to extend in a first direction, the first bore wall plane and the second bore wall plane are defined to align in a second direction, and the first direction is perpendicular to the second direction.

7. The blind rivet wrench of any one of claims 2 to 6, wherein the socket further comprises a second conducting section, the first conducting section and the second conducting section are communicated, the first conducting section and the second conducting section are sequentially arranged along the opening end to the blocking end of the socket, and the first conducting section and the second conducting section form a stepped hole;

the pull nail further comprises a head portion, the head portion is connected to one side, far away from the screwing portion, of the limiting portion, when the pull nail is inserted into the insertion hole, the head portion penetrates through the second conduction section, and the limiting portion is stopped on a step surface between the first conduction section and the second conduction section.

8. The pop wrench of claim 7, wherein the gap between the second conducting segment and the head portion is defined as w, and 0.05nn ≦ w ≦ 0.10mm.

9. The pop wrench of claim 7, wherein the mounting hole is located on a side of the socket and away from the open end of the socket.

10. The blind fastener wrench of claim 1, wherein said force sleeve is chamfered at an opening of said mounting hole;

and/or a chamfer is formed at the end part of the stress application rod.

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