CN219223991U - Torque testing device for electric impact wrench - Google Patents
Torque testing device for electric impact wrench Download PDFInfo
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- CN219223991U CN219223991U CN202320746212.9U CN202320746212U CN219223991U CN 219223991 U CN219223991 U CN 219223991U CN 202320746212 U CN202320746212 U CN 202320746212U CN 219223991 U CN219223991 U CN 219223991U
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- wrench
- torque
- clamp
- electric impact
- guide rail
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The torque testing device of the electric impact wrench is characterized in that a guide rail type lifting table is arranged on a testing table; the guide rail type lifting platform comprises a guide rail vertically arranged on the test platform, a sliding block which slides up and down along the guide rail and is fixed, and a transverse strut connected with the sliding block. The transverse support is provided with a first clamp for clamping the wrench body to be tested and a second clamp for clamping the wrench handle to be tested. The transverse support is provided with a toggle device for pressing a switch button of the wrench to be tested, and the toggle device comprises a sliding groove connected to the transverse support, a rack capable of moving up and down along the sliding groove, a deflector rod connected to the lower end of the rack, and a gear for driving the deflector rod to move up and down to change the pressing depth of the switch button of the electric impact wrench. The first clamp comprises a frame, a sliding rail arranged on the frame and two clamping blocks which are arranged oppositely and can slide along the sliding rail and used for clamping a wrench. The test bench is provided with a torque tester connected with the working end of the wrench to be tested. The torque testing device is simple in structure, stable in clamping and capable of conveniently and reliably testing the torque of the electric impact wrench.
Description
Technical Field
The utility model belongs to the field of torque dynamic test, and particularly relates to a torque testing device of an electric impact wrench.
Background
The electric impact wrench has wide application, is an important tool for installing and detaching bolts in the works of shipbuilding engineering, petrochemical engineering, construction, electric power, mine, metallurgy and the like, is convenient to use, provides great torque, and has the working principle of periodically storing and releasing the rotational kinetic energy generated by a motor so as to continuously generate impact with great torque, and the torque and the relation between the button stroke of the electric impact wrench are not solved, so that the torque testing system of the electric impact wrench needs to be designed.
Disclosure of Invention
The utility model aims to provide a torque testing device for an electric impact wrench, which can be used for conveniently and reliably testing the torque of the electric impact wrench.
The utility model adopts the technical scheme that: the torque testing device of the electric impact wrench is characterized in that a guide rail type lifting table is arranged on a testing table; the guide rail type lifting platform comprises a guide rail vertically arranged on the test platform, a sliding block connected to the guide rail and capable of sliding up and down along the guide rail and being fixed, and a transverse strut connected to the sliding block.
The transverse support is provided with a first clamp for clamping the wrench body to be tested and a second clamp matched with the first clamp for clamping the wrench handle to be tested.
And a toggle device for pressing a switch button of the spanner to be tested is further arranged on the transverse support.
The shifting device comprises a chute connected to the cross brace, a rack which is arranged in the chute and can move up and down along the chute, a shifting rod connected to the lower end of the rack, and a gear which is meshed with the rack and is driven to move up and down so as to change the pressing depth of a switch button of the electric impact wrench.
The first clamp is identical to the second clamp in structure; the first clamp is connected below the cross brace and is horizontally arranged; the second clamp is connected to the lateral side of the cross brace and is vertically arranged; the first clamp comprises a frame, a sliding rail arranged on the frame, and two clamping blocks which are movably connected with the sliding rail and can slide along the sliding rail and are oppositely arranged and used for clamping a wrench.
And the test bench is provided with a torque tester which is used for being connected with the working end of the wrench to be tested to test the torque of the wrench.
The clamping block is movably connected with the frame through an adjusting screw rod for adjusting the position of the clamping block; the outer end of the adjusting screw is provided with an adjusting knob.
The sliding block is connected with a locking screw rod used for fixing the sliding block on the guide rail; the outer end of the locking screw is connected with a locking knob.
The gear is connected with a knob which is convenient for driving the gear to rotate.
The gear is provided with an indicating needle, and the cross brace is provided with a scale mark matched with the indicating needle.
The torque tester is a digital display torque tester.
The digital display torque tester comprises a sensor for collecting torque data and a display connected with the sensor and used for displaying the torque data.
The utility model has the beneficial effects that: according to the high-precision torque testing system for the electric impact wrench, the electric impact wrench can move up and down through the guide rail type lifting table, the operation is flexible and convenient, the wrench is clamped through the clamp, the running stability of the testing system is improved, errors caused by shaking to testing data in the working process of the wrench are reduced, the pressing depth of a switch button of the electric impact wrench can be changed by rotating a knob connected with a gear on the stirring device, the pressing depth of the switch button is accurately controlled by utilizing a scale mark, dynamic torque data is collected by the digital torque tester, and the testing device is simple in structure and stable in clamping.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of a first clamp of the present utility model.
FIG. 3 is a schematic view of the toggle device of the present utility model.
Fig. 4 is a right side view of fig. 3.
Fig. 5 is a block diagram of the guide rail and the slider of the present utility model.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on embodiments of the present utility model, are within the scope of the present utility model.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
The technical scheme of the utility model is further described in detail through the following specific embodiments.
Referring to fig. 1-5, the high-precision torque testing device for the electric impact wrench comprises a testing table 1, a guide rail type lifting table 7, a wrench body clamp I3, a handle clamp II 4 and a digital display torque tester. The digital display torque tester comprises a sensor 6 for collecting torque data and a display 2 connected with the sensor 6 and used for displaying the torque data. The rail type elevating platform 7 includes a rail 701 vertically provided on the test platform 1, a slider 702 connected to the rail 701 and capable of sliding up and down along the rail and being fixed, and a cross brace 703 connected to the slider 702.
The first clamp 3 is connected below the cross brace 703 and is horizontally arranged; the second clamp 4 is connected to the lateral side of the cross brace and is vertically arranged; the first clamp 3 comprises a frame 10, a sliding rail 11 arranged on the frame 10, and two clamping blocks 9 which are movably connected with the sliding rail 11 and can slide along the sliding rail 11 and are oppositely arranged and used for clamping a wrench. The clamping block 9 is movably connected with the frame 10 through an adjusting screw rod for adjusting the position of the clamping block 9; the outer end of the adjusting screw is provided with an adjusting knob 12. The second clamp 4 has the same structure as the first clamp 3.
The toggle device 5 is arranged on the transverse strut 703 of the guide rail type lifting platform 7, and the toggle device 5 comprises a sliding chute 8 connected with the transverse strut 703, a rack 13 arranged in the sliding chute 8 and capable of moving up and down along the sliding chute 8, a deflector rod 15 connected with the lower end of the rack 13, and a gear 14 meshed with the rack 13 to drive the deflector rod 15 to move up and down to change the pressing depth of a switch button of the electric impact wrench. The toggle device can change the pressing depth of the switch button of the electric impact wrench through the toggle rod 15, and reads the pressing depth data of the switch button through the scale mark, a guide rail is arranged on the guide rail type lifting table 7, the height of the lifting table is adjusted in a manual mode, the clamp is driven to move up and down, the electric impact wrench can be stably clamped through the locking knob 17 to fix the height of the clamp body I3 and the handle II 4, the working end of the electric impact wrench is connected with a sensor of the digital display torque tester, and the sensor can acquire torque data and transmit the torque data to the display 2 for display.
The guide rail type lifting platform 7 is fixed on the test platform 1, the guide rail is a concave-convex groove matched guide rail, the height of the lifting platform is adjusted, the height is fixed through a locking knob 17, a first wrench body clamp 3 and a second wrench body clamp 4 are installed on the lifting platform, the first wrench body clamp 3 on the left side is horizontally fixed below the guide rail type lifting platform and used for clamping the main body of an electric impact wrench, the second wrench body clamp 4 on the right side of the guide rail type lifting platform is vertically fixed and used for clamping the handle of the electric impact wrench, two ends of the clamp are provided with adjusting knobs 12, and the distance of the clamping mechanism is adjusted by rotating the adjusting knobs so as to fix or loosen the wrench.
The toggle device 5 is arranged on the guide rail type lifting platform 7, the knob 18 is arranged on the gear 14, the indicating needle is arranged on the gear 14, and the graduation mark matched with the indicating needle is arranged on the transverse strut 703. The knob is rotated, the distance that the rack moved can be obtained through knob pivoted scale, and then the button presses down the degree of depth, the gear is fixed on the elevating platform, spout 8 is installed at the rack 13 back, the welding of rack 13 lower extreme has driving lever 15, rotate the gear, the rack reciprocates, drive driving lever on the rack and reciprocate, fix the rack through the mode of tightening screw 16, it can make the driving lever reciprocate and change the degree of depth of pressing of electric impact wrench shift knob, and then change electric impact wrench's rotational speed, electric impact wrench's work end is connected with the sensor, the torque value is measured to the sensor, transmit the data in real time to the computer through the data line and record.
Regarding the lifting mode of the guide rail type lifting platform, the manual movement is adopted in the utility model, and the guide rail type lifting platform can also be provided with a motor to realize the lifting of the lifting platform during specific test.
When the electric impact wrench is used, the main body part of the electric impact wrench is clamped by the wrench body clamp I3, the handle of the wrench is fixed by the handle clamp II 4, the height of the lifting platform is adjusted after the wrench is fixed, the working end of the wrench is connected with a sensor of the digital display torque tester, the height of the lifting platform is fixed by the locking knob 17, the knob 18 connected with the gear is rotated before the test is started, the deflector rod on the rack is just contacted with the wrench switch button and is not pressed, and during the test, the knob on the gear is rotated to enable the deflector rod to press the switch button of the wrench, and the torque of the electric impact wrench is dynamically tested by screwing the screw to fix the position of the rack. The accuracy is determined along with the type selection of the torque tester sensor, and the higher the sensor accuracy is, the higher the test accuracy is.
The foregoing is illustrative of the present utility model and is not to be construed as limiting thereof, but rather, any modification, equivalent replacement, improvement or the like which comes within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.
Claims (7)
1. An electric impact wrench torque testing device is characterized in that: a guide rail type lifting table (7) is arranged on the test table (1); the guide rail type lifting platform (7) comprises a guide rail (701) vertically arranged on the test platform (1), a sliding block (702) connected to the guide rail (701) and capable of sliding up and down along the guide rail and being fixed, and a transverse brace (703) connected to the sliding block (702);
the transverse support (703) is provided with a first clamp (3) for clamping the wrench body to be tested and a second clamp (4) matched with the first clamp (3) for clamping the wrench handle to be tested;
a toggle device (5) for pressing a switch button of the spanner to be tested is further arranged on the transverse support (703);
the shifting device (5) comprises a chute (8) connected to a cross brace (703), a rack (13) arranged in the chute (8) and capable of moving up and down along the chute (8), a shifting rod (15) connected to the lower end of the rack (13), and a gear (14) meshed with the rack (13) to drive the shifting rod (15) to move up and down to change the pressing depth of a switch button of the electric impact wrench;
the first clamp (3) and the second clamp (4) have the same structure; the first clamp (3) is connected below the transverse support (703) and is horizontally arranged; the second clamp (4) is connected to the lateral side of the cross brace and is vertically arranged; the first clamp (3) comprises a frame (10), a sliding rail (11) arranged on the frame (10), and two clamping blocks (9) which are movably connected with the sliding rail (11) and can slide along the sliding rail (11) and are oppositely arranged and used for clamping a wrench;
the test bench (1) is provided with a torque tester which is used for being connected with the working end of the wrench to be tested to test the torque of the wrench.
2. The electric impact wrench torque testing device according to claim 1, wherein: the clamping block (9) is movably connected with the frame (10) through an adjusting screw rod for adjusting the position of the clamping block (9); the outer end of the adjusting screw is provided with an adjusting knob (12).
3. The electric impact wrench torque testing device according to claim 1, wherein: the sliding block (702) is connected with a locking screw rod for fixing the sliding block (702) to the guide rail (701); the outer end of the locking screw is connected with a locking knob (17).
4. The electric impact wrench torque testing device according to claim 1, wherein: the gear (14) is connected with a knob (18) which is convenient for driving the gear (14) to rotate.
5. The electric impact wrench torque testing device according to claim 1, wherein: the gear (14) is provided with an indicating needle, and the cross brace (703) is provided with a scale mark matched with the indicating needle.
6. The electric impact wrench torque testing device according to claim 1, wherein: the torque tester is a digital display torque tester.
7. The electric impact wrench torque testing device according to claim 6, wherein: the digital display torque tester comprises a sensor (6) for collecting torque data and a display (2) connected with the sensor (6) and used for displaying the torque data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320746212.9U CN219223991U (en) | 2023-04-07 | 2023-04-07 | Torque testing device for electric impact wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320746212.9U CN219223991U (en) | 2023-04-07 | 2023-04-07 | Torque testing device for electric impact wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219223991U true CN219223991U (en) | 2023-06-20 |
Family
ID=86740553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320746212.9U Active CN219223991U (en) | 2023-04-07 | 2023-04-07 | Torque testing device for electric impact wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219223991U (en) |
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2023
- 2023-04-07 CN CN202320746212.9U patent/CN219223991U/en active Active
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