CN210513531U - Portable hydraulic wrench calibrating device - Google Patents

Abstract

The utility model discloses a portable hydraulic wrench calibrating device, including manometer, calibration platform, box, hydraulic power case and torsion detection device, the inside hydraulic power case that is provided with of box, the top fixed mounting of hydraulic power case has the apotheca, one side of apotheca is provided with torsion detection device, torsion detection device's inside is provided with torque sensor, torque sensor's top fixed mounting has the adapter, the top welding of box has the calibration platform, top one side fixed mounting of calibration platform has the pneumatic cylinder, the manometer is installed at the top of pneumatic cylinder, control button is installed to the positive one side of box. The utility model discloses a pressure in the middle of the pipeline can effectually be read out to the manometer of installing, prevents that pressure is too big, and leads to the problem that hydraulic wrench damaged, can detect the torsion that the spanner produced through the torque sensor who adopts simultaneously.

Description

Portable hydraulic wrench calibrating device

Technical Field

The utility model relates to a hydraulic wrench technical field specifically is a portable hydraulic wrench calibrating device.

Background

The hydraulic wrench has two series of a driving hydraulic wrench and a hollow hydraulic wrench, as the name suggests, the driving hydraulic torque wrench drives a sleeve with corresponding specification by a driving shaft to realize the pre-tightening of a nut, bolts with different specifications can be completed by replacing a corresponding high-strength sleeve as long as the torque range allows, the driving hydraulic torque wrench is a universal hydraulic wrench, the application range is wide, and the problem of inaccurate pressure of the wrench is easily caused under the condition that the hydraulic wrench is used for a long time, so that the hydraulic torque wrench is frequently required to be tested and calibrated, particularly in the industries of aerospace, transportation and the like, and the accident potential caused by the fact that the torque values of a torque multiplier and the hydraulic torque wrench deviate from the assembly requirement is avoided.

The existing portable hydraulic wrench calibrating device has the defects that:

one, the general volume of device of present detection is great, need take the spanner back to among laboratory or the studio and inspect, calibrate to cause hydraulic pressure torque wrench check-up time than longer, can't inspect at any time simultaneously, probably lead to some spanners to forget the problem of calibration with regard to direct use

And secondly, the operation of the conventional hydraulic wrench calibrating device is complex, a large amount of preparation work is needed to use the hydraulic wrench, and the hydraulic wrench cannot adapt to the caliber, so that the conventional problem is solved by providing the portable hydraulic wrench calibrating device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable hydraulic wrench calibrating device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a portable hydraulic wrench calibrating device, includes manometer, calibration platform, box, hydraulic power case and torsion detection device, the inside of box is provided with hydraulic power case, hydraulic power case's top fixed mounting has the apotheca, one side of apotheca is provided with torsion detection device, torsion detection device's inside is provided with torque sensor, torque sensor's top fixed mounting has the adapter, the inside of adapter is provided with the bolt hole, torque detection device's front is provided with the display, the top welding of box has the calibration platform, top one side fixed mounting of calibration platform has the pneumatic cylinder, the manometer is installed at the top of pneumatic cylinder, control button is installed to the positive one side of box.

Preferably, the front of the hydraulic cylinder is provided with a control valve, one side of the hydraulic cylinder is provided with a hydraulic interface, and the top of the hydraulic cylinder is provided with a fixed joint.

Preferably, the motor is installed to the inside bottom of hydraulic power case, and the hydraulic pump is installed to the output of motor, and the top of hydraulic pump passes through the pipeline and is connected with the pneumatic cylinder.

Preferably, two groups of handles are fixedly mounted at the top of the calibration platform.

Preferably, the inside of apotheca is provided with the fixed block, and slidable mounting has the bin between the fixed block, and the front of fixed block is provided with the handle.

Preferably, two groups of rubber feet are installed at the bottom of the box body, and heat dissipation holes are formed in the front face of the box body.

Compared with the prior art, the beneficial effects of the utility model are that: this portable hydraulic wrench calibrating device can effectually read out the pressure in the middle of the pipeline through the manometer of installing, prevent that pressure is too big, and lead to the problem that hydraulic wrench damaged, can detect the torsion that the spanner produced through the torque sensor who adopts simultaneously, whether the torsion of understanding production is in the regulation within range, thereby know torsion and need calibrate, conveniently adjust the calibration to the spanner, assemble a plurality of devices inside the box simultaneously, can conveniently carry this device, the portability of improvement device, thereby make the device can utilize the construction site to inspect the hydraulic wrench and calibrate.

The utility model discloses a bolt hole accessible adapter that is provided with is connected with the device to the spanner of the model of adaptable difference has improved the application range of device, and the bin through the adoption can be used to store some accessories and conversion head simultaneously, prevents the problem that the conversion head loses.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is an overall schematic view of the present invention;

FIG. 3 is a partial schematic view of an adapter assembly according to the present invention;

fig. 4 is a schematic structural view of the hydraulic cylinder assembly of the present invention.

In the figure: 1. a pressure gauge; 2. a hydraulic cylinder; 201. fixing the joint; 202. a control valve; 203. a hydraulic interface; 3. calibrating the platform; 4. a storage chamber; 401. a storage tank; 402. a fixed block; 403. a handle; 5. A box body; 6. a hydraulic power box; 601. a hydraulic pump; 602. a motor; 7. a torsion detection device; 701. an adapter; 702. a torque sensor; 703. a display; 704. bolt holes; 8. and a control button.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a portable hydraulic wrench calibrating device comprises a pressure gauge 1, a calibrating platform 3, a box body 5, a hydraulic power box 6 and a torque force detecting device 7, wherein the hydraulic power box 6 is arranged in the box body 5, the hydraulic power box 6 is used for fixing objects such as a hydraulic pump 5 and the like, so that the carrying device is convenient, a storage chamber 4 is fixedly arranged at the top of the hydraulic power box 6, the storage chamber 4 is used for fixing small parts required by the device in the using process and effectively preventing the small parts from falling off, the torque force detecting device 7 is arranged on one side of the storage chamber 4, the torque force detecting device 7 is used for detecting the torque force generated by a wrench so as to judge whether the torque force of the wrench is in a proper range or not, a torque force sensor 702 is arranged in the torque force detecting device 7, and the torque force sensor 702 adopts an XYG-8CN-5NM torque, and then the digital signal is converted to display, an adapter 701 is fixedly installed at the top of the torque sensor 702, the adapter 701 is used for adapting to hydraulic wrenches of different models through a conversion head, a bolt hole 704 is arranged inside the adapter 701, the bolt hole 704 is used for fixing the conversion head, and the problem of falling of the conversion head is prevented, a display 703 is arranged on the front surface of the torque detection device 7, the display 703 can display the detected torque, so that the comparison between a worker and a rated value of the hydraulic wrench is facilitated, a calibration platform 3 is welded at the top of a box body 5, the calibration platform 3 is used for placing the wrench, so as to prevent the problem of falling of the wrench, a hydraulic cylinder 2 is fixedly installed at one side of the top of the calibration platform 3, a pressure gauge 1 is installed at the top of the hydraulic cylinder 2, the pressure gauge 1 detects the internal, therefore, the control button 8 is prevented from being installed on one side of the front face of the device box body 5, and the control button 8 controls the operation of the device in a mode of controlling the on-off of the power supply.

Further, the front of pneumatic cylinder 2 is provided with control valve 202, and control valve 202 closes the hydraulic pressure pipeline to prevent the inside hydraulic fluid outflow of device, one side of pneumatic cylinder 2 is provided with hydraulic pressure interface 203, and hydraulic pressure interface 203 accessible pipeline is connected with hydraulic pressure spanner, and fixed joint 201 is installed at the top of pneumatic cylinder 2, and fixed joint 201 is used for installing manometer 1.

Further, motor 602 is installed to the inside bottom of hydraulic power case 6, and motor 602 drives hydraulic pump 601 through adopting Y90S-2 motor to rotate to produce pressure, hydraulic pump 601 is installed to the output of motor 602, and hydraulic pump 601's top is passed through the pipeline and is connected with pneumatic cylinder 2, and the pipeline can conveniently conduct the pressure that hydraulic pump 601 produced to among the pneumatic cylinder 2.

Furthermore, two groups of handles are fixedly mounted at the top of the calibration platform 3, and the handles can be used for conveniently moving the device, so that the portability of the device is improved.

Further, the inside of apothecary 4 is provided with fixed block 402, and fixed block 402 is used for fixing bin 401 and makes things convenient for bin 401 to take out simultaneously, and slidable mounting has bin 401 between the fixed block 402, and bin 401 can be used to store some accessories and conversion head, prevents the problem that the conversion head loses, and the front of fixed block 402 is provided with handle 403, and handle 403 can conveniently take out bin 401 and increase the stability of device.

Further, two sets of rubber feet are installed to the bottom of box 5, and the rubber foot is used for supporting this device, prevents that the device from taking place to slide simultaneously, and the front of box 5 is provided with the louvre, and the effectual heat gathering of having avoided motor 602 operation production of louvre leads to the problem of device damage.

The working principle is as follows: during the use, earlier with device removal suitable position department, thereby again with device switch on, then install hydraulic wrench and bolt hole 704 in the middle of the adapter 701 through the crossover head, then starting motor 602 through control button 8, and motor 602 can drive hydraulic pump 601 and rotate, thereby produce pressure and provide power for the spanner, then start the spanner, the device can detect torsion through torque sensor 702, display 703 can show the size that detects out torsion, make things convenient for staff and hydraulic wrench's rated value to compare, then confirm whether need calibrate hydraulic wrench.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a portable hydraulic wrench calibrating device, includes manometer (1), calibration platform (3), box (5), hydraulic power case (6) and torsion detection device (7), its characterized in that: a hydraulic power box (6) is arranged in the box body (5), a storage chamber (4) is fixedly arranged at the top of the hydraulic power box (6), a torsion detection device (7) is arranged at one side of the storage chamber (4), a torsion sensor (702) is arranged in the torsion detection device (7), an adapter (701) is fixedly installed at the top of the torsion sensor (702), a bolt hole (704) is formed in the adapter (701), a display (703) is arranged on the front surface of the torsion detection device (7), a calibration platform (3) is welded on the top of the box body (5), a hydraulic cylinder (2) is fixedly arranged on one side of the top of the calibration platform (3), manometer (1) is installed at the top of pneumatic cylinder (2), control button (8) are installed to the positive one side of box (5).

2. The portable hydraulic wrench calibration device of claim 1, wherein: the front of the hydraulic cylinder (2) is provided with a control valve (202), one side of the hydraulic cylinder (2) is provided with a hydraulic interface (203), and the top of the hydraulic cylinder (2) is provided with a fixed joint (201).

3. The portable hydraulic wrench calibration device of claim 1, wherein: the hydraulic power box is characterized in that a motor (602) is installed at the bottom inside the hydraulic power box (6), a hydraulic pump (601) is installed at the output end of the motor (602), and the top of the hydraulic pump (601) is connected with the hydraulic cylinder (2) through a pipeline.

4. The portable hydraulic wrench calibration device of claim 1, wherein: and two groups of handles are fixedly arranged at the top of the calibration platform (3).

5. The portable hydraulic wrench calibration device of claim 1, wherein: the storage room (4) is internally provided with fixed blocks (402), a storage box (401) is installed between the fixed blocks (402) in a sliding mode, and the front face of each fixed block (402) is provided with a handle (403).

6. The portable hydraulic wrench calibration device of claim 1, wherein: two groups of rubber feet are installed at the bottom of the box body (5), and heat dissipation holes are formed in the front face of the box body (5).

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