CN211639739U

CN211639739U - Stud assembling device

Info

Publication number: CN211639739U
Application number: CN201922309861.9U
Authority: CN
Inventors: 黄金华; 周海波
Original assignee: Wuxi Lihu Corp Ltd
Current assignee: Wuxi Lihu Corp Ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-10-09
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a stud assembly quality belongs to bolt assembly technical field. The device includes torque wrench, torque connection device, torque transmission device, torque wrench connects torque connection device, torque connection device and torque transmission device fixed connection, still include spacing fastening bolt, torque transmission device side pierces through and sets up first screw hole, but the inside conversion head of inlaying quick replacement of torque transmission device, the conversion head side does not pierce through the second screw hole that is equipped with and corresponds with first screw hole, spacing fastening bolt passes first screw hole and second screw hole connection torque transmission device and conversion head establish spacing fastening screw hole in the conversion head to the pore wall is equipped with the screw thread with stud complex. The utility model provides a stud assembling device, which is suitable for assembling studs with different diameters; the torsion value generated in the installation process can be monitored in real time, and the bolt is ensured not to damage threads due to overlarge torsion; the use method is simple and easy to operate.

Description

Stud assembling device

Technical Field

The utility model belongs to the technical field of the bolt assembly technique and specifically relates to a stud assembly quality is related to.

Background

Studs, also known as studs or studs. The double-head bolt is used for connecting a fixed link function of machinery, both ends of the double-head bolt are provided with threads, and a screw rod in the middle of the double-head bolt is thick and thin. The method is generally used for mining machinery, bridges, automobiles, motorcycles, boiler steel structures, tower cranes, large-span steel structures, large-scale buildings and the like. When the stud bolt is installed, one end of the bolt is screwed into the threaded hole, the other end of the bolt is screwed into the threaded hole on the other side, and the stud bolt is not provided with the anti-loosening device, so that the bolt is tightened only by relying on the friction coefficient between threads, and a special tightening device is needed to be used for tightening in the installation process.

At present, Chinese patent application No. 20180247687.2 discloses a simple stud bolt mounting tool, which provides a simple stud bolt mounting tool which is not easy to slip in the stud bolt mounting process, although the problem of easy slip in the stud bolt mounting process is solved, the stud bolt mounting tool cannot be suitable for stud bolts with different diameters, the application range is limited, the torsion value generated in the mounting process cannot be monitored in real time, if the torsion is too large in the mounting process, the bolt threads can be damaged, and the bolt is easy to slip; if the torque is too small, the bolt may be loosened.

The chinese patent application with application number 201910202071.2 discloses a double-end double-attachment fastener, is the fastening effect through flange nut and welding dual mode combined action realization counterplate, though this kind of fastening effect is good, but need screw up the nut with the help of the cooperation of external spanner, the switch-on electric welding subassembly realizes the welding, and the welding degree is difficult to control, and the operation is complicated moreover, and is inconvenient. Therefore, it is necessary to provide a simple stud bolt assembling apparatus.

SUMMERY OF THE UTILITY MODEL

Problem and not enough to prior art exist, the utility model provides a stud assembly quality to realize that stud assembly quality not only can be applicable to the stud of assembling different diameters through the quick replacement crossover head, easy operation moreover through monitoring torsion value, reaches good fastening effect, can not harm stud's external screw thread yet.

The utility model provides a stud assembly quality, including torque wrench, moment of torsion connecting device, torque transmission device, torque wrench connection torque connection device, torque connection device and torque transmission device fixed connection constitute moment of torsion transmission mechanism, still include spacing fastening bolt, the moment of torsion transmission device side pierces through and sets up first screw hole, but the inside conversion head of inlaying quick replacement of torque transmission device, the conversion head side does not pierce through and is equipped with the second screw hole that corresponds with first screw hole, spacing fastening bolt passes first screw hole and second screw hole fixed connection torque transmission device and conversion head, set up in the conversion head with the spacing internal thread hole of stud complex.

Preferably, the torque wrench is snap-fit connected to the torque connection.

Preferably, torque connection device top central point puts and opens and has a square hole, and every side of quad slit inside wall is opened has at least one draw-in groove, and it is fixed better to be connected with torque connection device for torque wrench, can open and have two or more draw-in grooves, torque wrench's one end be equipped with the square connector that the quad slit coincide, square connector lateral wall be equipped with the buckle that the draw-in groove matches, it is fixed better to be connected with torque connection device for torque wrench, can be equipped with two or more buckles, realizes that torque wrench can be fast and firmly buckle connection torque connection device.

Preferably, a button is arranged at the upper end of the square connector, and the buckle can be retracted by pressing the button to take down the torque wrench.

Preferably, a torsion value monitoring window is arranged on the side surface of the torque wrench, and the torsion value monitoring window is connected with one end, provided with a square connector, of the torque wrench through a torsion sensing device.

Preferably, the torque coupling device is bolted to the torque transmission device.

Preferably, the bolts are at least 3 and are equidistantly distributed.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model provides a stud assembly quality accessible quick replacement crossover head is applicable to the stud of assembling different diameters, and the range of application is wide.

2. The utility model provides a but the torsion value that produces in the stud assembly quality real-time supervision installation also can predetermine the torsion maximum value, guarantees that the bolt can not be because of torsion too big by the damage screw thread in the installation, makes the bolt lax because of the torsion undersize.

3. The utility model provides a stud assembly quality simple to use method, easy operation need not be with the help of outside spanner.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of a stud assembling device according to an embodiment of the present invention.

Fig. 2A is a schematic top view of the torque transmission mechanism according to the embodiment of the present invention.

Fig. 2B is a schematic structural diagram of the torque transmission mechanism according to the embodiment of the present invention.

FIG. 2C is a schematic cross-sectional view taken along line E-E of FIG. 2A.

Fig. 3 is a schematic top view of the stud assembling apparatus according to an embodiment of the present invention.

Fig. 4 is a schematic cross-sectional view taken along line D-D of fig. 3.

Fig. 5 is a schematic structural view of fig. 3 taken along the section F-F.

Reference numerals: 1-torque transmission device, 2-torque connection device, 3-bolt, 4-part, 5-torque wrench, 6-button, 7-conversion head, 8-limit fastening bolt, 9-stud bolt, 10-torque value monitoring window, 11-square connector, 12-buckle, 13-clamping groove, 14-first threaded hole, 15-second threaded hole, 16-limit internal threaded hole, 17-square hole, 18-junction, 101-torque transmission mechanism, 102-torque sensing device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the following specific embodiments and accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

Example 1

As shown in fig. 1, the embodiment of the utility model provides an in stud assembly quality include, torque wrench 5, torque connection device 2, torque transmission device 1, torque connection device 2 is connected to torque wrench 5, and torque connection device 2 constitutes torque transmission mechanism 101 through 3 bolt 3 fixed connection with

torque transmission device

1, 3 equidistance distributions of bolt are in torque connection device 2's surface constitutes regular triangle, torque transmission mechanism 101's outline is the cylinder.

As shown in fig. 5, the stud assembling device in this embodiment further includes a limit fastening bolt 8, as shown in fig. 2A to 2C, a first threaded hole 14 is provided through a side surface of the torque transmission device 1, a conversion head 7 that can be replaced quickly is embedded inside the torque transmission device 1, a second threaded hole 15 corresponding to the first threaded hole 14 is not provided through a side surface of the conversion head 7, the limit fastening bolt 8 passes through the first threaded hole 14 and the second threaded hole 15 to fixedly connect the torque transmission device 1 and the conversion head 7, a limit internal threaded hole 16 is provided in the conversion head, and an internal thread matched with the stud 9 is provided on a hole wall.

The torque wrench 5 is snap-fitted to the torque connection 2 as shown in fig. 4 and 5. Referring to fig. 2A and 2B, a square hole 17 is formed in the center of the top end of the torque connection device 2, a clamping groove 13 is formed in each side of the inner side wall of the square hole 17, a square connector 11 matched with the square hole is arranged at one end of the torque wrench 5, and a buckle 12 matched with the clamping groove 13 is arranged on the side wall of the square connector 11 to realize the torque wrench buckle connection torque fixed connection device. In order to facilitate the disassembly of the torque wrench 5, the buckle 12 in this embodiment is retractable, and by pressing the button 6 disposed at the upper end of the square connector 11, the button 6 drives the buckle 12 to retract, and the torque wrench 5 is removed.

Referring to fig. 1 and 3, a torque value monitoring window 10 is arranged on the side surface of the torque wrench 5, the torque value monitoring window 10 is connected with one end of the torque wrench 5, which is provided with a square connector 11, through a torque sensing device 102, and the force application condition can be monitored in real time in the stud installation process; a torsion value can be preset as required before the stud bolt is installed, when the preset torsion value is reached, the joint 18 at the upper end of the square connector 11 slips, force can not be applied to the torque wrench 5, and through the two modes, the situation that the bolt is damaged due to overlarge torsion in the installation process can be guaranteed.

Example 2

The present embodiment provides a method of using a stud bolt assembling apparatus, applied to the apparatus described in embodiment 1 above, the method including:

step 1: the torque connecting device 2 and the torque transmission device 1 are connected by a bolt 3 to form a torque transmission mechanism 101;

step 2: a limiting fastening bolt 8 penetrates through a first threaded hole 14 on the side surface of the torque transmission device 1 and a second threaded hole 15 on the side surface of the conversion head, and the conversion head 7 and the torque transmission device 1 which are matched with the stud bolt 9 are screwed and fixed;

and step 3: screwing one end of the M12 stud bolt 9 into the depth limiting internal thread hole 16 of the conversion head 7, so that the top end of the stud bolt 9 is propped against the bottom of the torque connecting device 2 to complete limiting;

and 4, step 4: the torque wrench 5 is connected with the torque connecting device 2 in a buckling way;

and 5: twisting the torque wrench 5, screwing the other end of the M12 stud bolt 9 into the part 4 to complete assembly, and simultaneously recording the numerical value of the torque value monitoring window 10 to complete monitoring;

step 6: reversely rotating the torque wrench 5, and taking down the torque transmission mechanism 101;

in an embodiment of the present invention, the method may further include:

after the M12 stud is installed, when the M6 stud still needs to be assembled, the limit fastening bolt 8 is loosened, the conversion head 7 matched with the stud M6 is replaced quickly, and the steps 5-6 are repeated continuously.

In an embodiment of the present invention, the method may further include:

when the double-ended bolt assembling device is not used for a long time, the button 6 at the upper end of the square connector 11 of the torque wrench 5 is pressed, the torque wrench 5 is taken down, and the torque wrench is stored in the tool box.

Example 3

This embodiment provides another method of using a stud bolt assembling apparatus, which is applied to the apparatus described in embodiment 1 above, and includes:

and step 3: screwing one end of the M6 stud bolt 9 into the depth limiting internal thread hole 16 of the conversion head 7, so that the top end of the stud bolt 9 is propped against the bottom of the torque connecting device 2 to complete limiting;

and 5: a maximum torque monitoring value of 10Nm is preset through the torque value monitoring window 10,

step 6: twisting the torque wrench 5, screwing the other end of the stud bolt 9 of M6 into the component 4, and when the torque value reaches 10Nm, slipping the joint 18 at the upper end of the square connector 11, and then applying force to the torque wrench 5 to complete assembly;

and 7: reversely rotating the torque wrench 5, and taking down the torque transmission mechanism 101;

in an embodiment of the present invention, the method may further include:

when the M16 bolt is still required to be assembled after the M6 stud bolt is assembled, the limit fastening bolt 8 is loosened, the conversion head 7 matched with the stud bolt M16 is replaced quickly, then the maximum torque force monitoring value is preset to be 30Nm through the torque force value monitoring window 10, and the step 6 is repeated.

In an embodiment of the present invention, the method may further include:

It should be noted that the present invention provides a device that includes a conversion head that matches with studs of all specifications on the market.

It is noted that,

embodiments

2 and 3 of the present invention are examples of the method for using the device provided in embodiment 1, and the contents described in the embodiment of the device (embodiment 1) are also applicable to the embodiment of the method (embodiments 2 and 3), and meanwhile, the contents described in the embodiment of the method (embodiments 2 and 3) are also applicable to the embodiment of the device corresponding to the method (embodiment 1), and are not repeated here to avoid repetition of a large part of the text.

It is understood that the above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all changes in equivalent structures made by the contents of the specification, or directly or indirectly applied to other related technical fields are equally included in the scope of the present invention.

Claims

1. The utility model provides a stud assembly quality, includes torque wrench, torque connection device, and torque transmission device, torque wrench connects torque connection device, and torque connection device constitutes torque transmission mechanism with torque transmission device fixed connection, and its characterized in that still includes spacing fastening bolt, torque transmission device side pierces through and sets up first screw hole, but the inside conversion head of inlaying quick replacement of torque transmission device, the conversion head side does not pierce through and is equipped with the second screw hole that corresponds with first screw hole, spacing fastening bolt passes torque transmission device and conversion head are connected to first screw hole and second screw hole, set up in the conversion head with the spacing internal thread hole of stud complex.

2. The stud assembly device of claim 1, wherein the torque wrench is snap-fit to a torque connection.

3. The stud assembling device according to claim 2, wherein a square hole is formed in the center of the top end of the torque connection device, at least one clamping groove is formed in each side wall of the square hole, a square connector matched with the square hole is arranged at one end of the torque wrench, and a buckle matched with the clamping groove is arranged on the side wall of the square connector to realize the buckling connection of the torque connection device by the torque wrench.

4. The stud assembly device of claim 3, wherein the catch is retractable.

5. The stud assembly device of claim 4, wherein the square connector has a button at the top end thereof, and the button is depressed to retract the latch and remove the torque wrench.

6. The stud assembling device according to claim 1, wherein the torque wrench has a torque value monitoring window formed on a side thereof, and the torque value monitoring window is connected to an end of the torque wrench having a square connector through a torque sensor.

7. The stud assembling device according to any one of claims 2 to 5, wherein a torsion value monitoring window is provided on a side surface of the torque wrench, and the torsion value monitoring window is connected to an end of the torque wrench provided with a square connector through a torsion sensing device.

8. The stud assembly device of any of claims 1 to 6, wherein the torque coupling device bolts the torque transmission device.

9. The stud assembly device of claim 7, wherein the torque coupling device bolts the torque transmission device, the bolts being at least 3 and equally spaced.

10. The stud assembly device of claim 8, wherein the studs are at least 3 and are equally spaced.