CN213985486U - Starting torque test tool - Google Patents
Starting torque test tool Download PDFInfo
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- CN213985486U CN213985486U CN202023248778.4U CN202023248778U CN213985486U CN 213985486 U CN213985486 U CN 213985486U CN 202023248778 U CN202023248778 U CN 202023248778U CN 213985486 U CN213985486 U CN 213985486U
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Abstract
The utility model discloses a start-up moment test fixture belongs to testing arrangement technical field. This start-up moment test fixture includes fixing base, connecting seat, bracing piece, looks cutting plate and retaining member, and the one end of fixing base is used for being connected with the structure that awaits measuring, and the mounting groove has been seted up to the other end. One end of the connecting seat is rotatably matched in the mounting groove and is provided with a plurality of ratchets distributed along the circumferential direction of the connecting seat, an elastic part and a rolling part are arranged between each ratchet and the inner wall of the mounting groove, one end of the elastic part is connected with the ratchets, the other end of the elastic part is abutted to the rolling part, and the other end of the connecting seat is used for being connected with a driving structure. The support rod is arranged on the connecting seat. One end of the cutting plate is movably sleeved on the supporting rod along the vertical direction, and the other end of the cutting plate can be tangent to the circumferential surface of the structure to be measured. The retaining member is sleeved on the supporting rod and used for locking the phase cutting plates. This start-up moment test fixture can reduce the test degree of difficulty of start-up moment, improves the measuring accuracy and the efficiency of software testing of start-up moment.
Description
Technical Field
The utility model relates to a testing arrangement technical field especially relates to a start-up moment test fixture.
Background
The drive axle assembly comprises a plurality of bearings which are used as connecting devices between relative rotating parts and play a vital role in the axle assembly; however, under different pretightening forces, the friction force between the bearing roller and the inner and outer rings is different, so that the starting torque of the bearing under different pretightening forces is different. When the drive axle is aligned, the starting torque of the bearings in different parts needs to be measured for the assembled axle assembly. However, different components have different structures, and the corresponding testing methods of the starting torque are different. For example, the measurement of the starting torque of the drive axle driving bevel gear assembly can directly connect the torque wrench and the nut of the drive axle main reducing assembly by the sleeve; the torque wrench is pushed to enable the main reducing assembly to rotate at a constant speed, the reading of the stabilized torque wrench is the starting torque of the main reducing assembly of the drive axle, and for structures such as the hub and the driven bevel gear, the torque wrench cannot be directly fixed at the rotary axis of the main reducing assembly, so that a pull line method is generally used for testing, but the pull line method is complex and time-consuming in operation, the testing precision is difficult to control, the theoretical starting torque can be obtained through conversion for many times according to the testing result, the testing error of the starting torque is undoubtedly improved in the conversion process, and even if the torque wrench is connected with part of areas on the hub or the driven bevel gear through the connecting structure, the central axes of the torque wrench and the hub or the driven bevel gear are difficult to ensure to be consistent.
Therefore, a starting torque test tool is needed urgently, the test difficulty of the starting torque can be reduced, and the test precision and the test efficiency of the starting torque are improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a start-up moment test fixture can reduce the test degree of difficulty of start-up moment, improves start-up moment's measuring accuracy and efficiency of software testing.
For realizing the technical effect, the utility model discloses a starting torque test fixture's technical scheme as follows:
the utility model provides a start-up moment test fixture, includes: one end of the fixed seat is used for being connected with a structure to be tested, and the other end of the fixed seat is provided with an installation groove; one end of the connecting seat is rotatably matched in the mounting groove and is provided with a plurality of ratchets distributed along the circumferential direction of the connecting seat, an elastic piece and a rolling piece are arranged between each ratchet and the inner wall of the mounting groove, one end of the elastic piece is connected with the ratchets, the other end of the elastic piece is abutted against the rolling piece, and the other end of the connecting seat is used for being connected with a driving structure; the supporting rod is arranged on the connecting seat; one end of the cutting plate is movably sleeved on the supporting rod along the vertical direction, and the other end of the cutting plate can be tangent to the circumferential surface of the structure to be measured; the retaining member, the retaining member cover is established on the bracing piece, the retaining member is used for locking the looks tangent plane board.
Furthermore, waist-shaped holes are formed in the cutting plates, and the supporting rods penetrate through the waist-shaped holes.
Further, the retaining member includes locking seat and lock nut, the locking seat cover is established on the bracing piece, and wears to establish in the looks tangent plate, the one end butt of locking seat is in on a lateral wall of looks tangent plate, lock nut establishes on another lateral wall of looks tangent plate, lock nut can overlap and establish in order to lock on the locking seat the looks tangent plate.
Further, the mounting groove has a circular cross-section, and a distance between the ratchet and an inner wall of the mounting groove decreases in a clockwise direction.
Further, the rolling member comprises a friction cylinder, and the elastic member abuts against the circumferential surface of the friction cylinder.
Furthermore, a matching groove is formed in the end face, far away from the fixed seat, of the connecting seat, and the matching groove is used for being connected with the driving structure.
Further, the driving structure comprises a torque wrench, and the matching groove is a square groove matched with the torque wrench.
Further, the starting torque test tool further comprises a sleeve, one end of the sleeve is sleeved on the fixing seat, and the other end of the sleeve is connected with the structure to be tested.
Furthermore, the central axes of the fixed seat, the connecting seat, the supporting rod and the cutting plate are positioned on the same plane.
Further, the support rod is fixedly connected with the connecting seat through threads.
The utility model has the advantages that: according to the starting torque testing tool, the testing of the starting torque can be completed on the structure to be tested of the rotary axis position, which cannot directly fix the driving structure, so that the testing difficulty of the starting torque is reduced, the testing precision of the starting torque is improved, and the testing efficiency of the starting torque is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a starting torque testing tool and a driving structure and a structure to be tested according to an embodiment of the present invention;
fig. 2 is an exploded schematic view of a starting torque testing tool according to an embodiment of the present invention;
fig. 3 is a schematic view of a partial structure of a starting torque testing tool and a driving structure according to an embodiment of the present invention;
fig. 4 is an internal structural schematic diagram of the starting torque testing tool provided by the embodiment of the present invention.
Reference numerals
1. A fixed seat;
2. a connecting seat; 21. a ratchet; 22. an elastic member; 23. a rolling member; 24. a mating groove;
3. a support bar; 31. a threaded segment;
4. cutting the plates; 41. a kidney-shaped hole;
5. a locking member; 51. a locking seat; 52. locking the nut;
6. a sleeve; 7. a drive structure;
100. a hub; 110. and (4) bolts.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
It will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The following describes a specific structure of a starting torque testing tool according to an embodiment of the present invention with reference to fig. 1 to 4.
As shown in fig. 1-4, fig. 1 discloses a starting torque testing tool, which includes a fixing seat 1, a connecting seat 2, a supporting rod 3, a tangent plate 4 and a locking member 5. One end of the fixing seat 1 is used for being connected with a structure to be tested, and the other end of the fixing seat is provided with a mounting groove. One end of the connecting seat 2 is rotatably matched in the mounting groove and is provided with a plurality of ratchets 21 distributed along the circumferential direction of the connecting seat, an elastic part 22 and a rolling part 23 are arranged between each ratchet 21 and the inner wall of the mounting groove, one end of the elastic part 22 is connected with the ratchet 21, the other end of the elastic part 22 is abutted against the rolling part 23, and the other end of the connecting seat 2 is used for being connected with the driving structure 7. The support rod 3 is arranged on the connecting seat 2. One end of the cutting plate 4 is movably sleeved on the support rod 3 along the vertical direction, and the other end of the cutting plate can be tangent to the circumferential surface of the structure to be measured. The locking part 5 is sleeved on the support rod 3, and the locking part 5 is used for locking the phase cutting plate 4.
It should be noted that, according to the torque balance condition in theoretical mechanics, when the rotating member rotates at a constant speed under the action of the two torques, the two torques have equal magnitude and opposite directions. In an actual test, when the torque wrench is fixed to the rotating structure of the hub 100 assembly, and the torque wrench is pushed to rotate the hub 100 at a constant speed, the reading of the torque wrench is the starting torque of the hub 100 assembly. In addition, it is difficult to drive a structure to be tested, such as the hub 100 assembly, to rotate at a constant speed through the common driving structure 7, and since the structure to be tested is a rotating structure, when the central axis of the driving structure 7 passes through the rotation axis of the hub 100, the driving structure 7 can rotate at a constant speed as long as the driving structure 7 moves at a constant speed. In this embodiment, bracing piece 3 is established on connecting seat 2, thereby make tangent board 4 can be connected with bracing piece 3 and connecting seat 2 through retaining member 5, simultaneously the one end of connecting seat 2 is again through ratchet 21, elastic component 22 and rolling member 23 are connected with fixing base 1, the other end and the structural connection that awaits measuring of connecting seat 2, and the tip of fixing base 1 still is connected with drive structure 7, thereby make drive structure 7 can drive fixing base 1 and rotate and drive connecting seat 2 and rotate, and then drive the structure that awaits measuring and rotate, thereby realized waiting to measure the structure through the drive of drive structure 7 and rotate. In order to realize that the central axis of the driving structure 7 passes through the rotation axis of the structure to be tested, the connecting seat 2 is provided with the supporting rod 3, and the supporting rod 3 is also provided with the tangent plate 4 tangent to the peripheral surface of the structure to be tested, obviously, when the tangent plate 4 is tangent to the peripheral surface of the structure to be tested, the plane of the tangent line tangent to the structure to be tested on the tangent plate 4 passes through the rotation axis of the structure to be tested, and simultaneously, because the tangent plate 4 is connected with the driving structure 7 through the supporting rod 3, the connecting seat 2 and the fixing seat 1, the central axis of the driving structure 7 can be positioned on the plane of the tangent line by adjusting the position relationship among the supporting rod 3, the connecting seat 2 and the fixing seat 1, so that the central axis of the driving structure 7 passes through the rotation axis of the structure to be tested, and then the driving structure 7 drives the connecting seat 2 to move to drive the structure to be tested to rotate at a constant speed, can follow drive structure 7 and go up the start-up moment that records the structure that awaits measuring to improve the test accuracy of the start-up moment of the structure that awaits measuring, reduced the test degree of difficulty of start-up moment.
In addition, in order to ensure that drive structure 7 drives when connecting seat 2 moves, can stabilize between fixing base 1 and the connecting seat 2 and be connected, be equipped with ratchet 21 on connecting seat 2, elastic component 22 and rolling piece 23, be equipped with in the fixing base 1 with ratchet 21 complex mounting groove, thereby make and formed friction ratchet structure between connecting seat 2 and the fixing base 1, can appear relative rotation when making connecting seat 2 rotate along clockwise or anticlockwise one direction between with fixing base 1, then can drive fixing base 1 and rotate when rotating along another direction. Specifically, in this embodiment, connecting seat 2 can drive fixing base 1 along clockwise rotation when clockwise rotating to drive the structure that awaits measuring and follow clockwise rotation, and then be convenient for acquire the start-up moment of the structure that awaits measuring fast. The friction ratchet structure is stable and reliable in connection and convenient to adjust, and is locked more simply and quickly relative to locking structures such as the bolt, the bolt and the like 110, so that the testing efficiency of the starting torque testing tool can be improved.
According to the starting torque testing tool, the testing of the starting torque can be completed on the structure to be tested of the rotary axis position, which cannot directly fix the driving structure 7, so that the testing difficulty of the starting torque is reduced, the testing precision of the starting torque is improved, and the testing efficiency of the starting torque is improved.
In some embodiments, as shown in fig. 2-4, the tangent plate 4 is provided with a kidney-shaped hole 41, and the support rod 3 is inserted into the kidney-shaped hole 41.
It can be understood that, because the distance between connecting seat 2 and the global of the structure that awaits measuring is not fixed, waist type hole 41's setting can be convenient for adjust the tip of looks tangent plate 4 and the distance of tangent plate 4 and bracing piece 3's junction, makes it can be applicable to the structure that awaits measuring of multiple isostructure to starting torque test fixture's application scope has been improved.
In some embodiments, as shown in fig. 2, the locking member 5 includes a locking seat 51 and a locking nut 52, the locking seat 51 is sleeved on the supporting rod 3 and is inserted into the cutting plate 4, one end of the locking seat 51 abuts against one sidewall of the cutting plate 4, the locking nut 52 is disposed on the other sidewall of the cutting plate 4, and the locking nut 52 can be sleeved on the locking seat 51 to lock the cutting plate 4.
It can be understood that the locking seat 51 and the locking nut 52 can clamp the tangent plate 4, so as to have a locking effect on the tangent plate 4, so that the tangent plate 4 cannot displace in the length direction or the width direction of the kidney-shaped hole 41 relative to the tangent plate 4, thereby ensuring that the tangent plate 4 does not displace relative to the support rod 3 on the connecting seat 2 during the movement of the driving structure 7 driving the connecting seat 2, and ensuring the testing accuracy of the starting torque testing tool.
In some embodiments, as shown in fig. 2 and 4, the mounting groove is circular in cross-section, and the distance between the ratchet 21 and the inner wall of the mounting groove decreases in the clockwise direction.
It can be understood that, through the above structure setting, can realize that connecting seat 2 can drive fixing base 1 along clockwise rotation when clockwise rotating, and then drive the structure that awaits measuring and rotate at the uniform velocity clockwise, then can not drive fixing base 1 when connecting seat 2 rotates along anticlockwise simultaneously. This kind of locking mode of connecting seat 2 and fixing base 1 can be convenient for realize locking when the structure motion that awaits measuring is driven to drive structure 7 to need not artifical frequent dismouting connecting seat 2 and fixing base 1, showing the efficiency of software testing who has improved the structure that awaits measuring.
In some embodiments, as shown in fig. 2 and 4, the rolling member 23 comprises a friction cylinder, and the elastic member 22 abuts on a circumferential surface of the friction cylinder.
It can be understood that line contact can be formed between the friction cylinder and the fixing seat 1, and the connecting seat 2 can be better ensured to drive the fixing seat 1 to rotate so as to improve the transmission reliability of the connecting seat 2 and the fixing seat 1. Of course, in other embodiments of the present invention, the rolling member 23 may be a friction ball or the like, and need not be limited specifically.
In some embodiments, the end surface of the connecting seat 2 away from the fixing seat 1 is provided with a matching groove 24, and the matching groove 24 is used for connecting with the driving structure 7. It can be understood that the arrangement of the matching groove 24 can play a good limiting effect, and is also beneficial to the quick assembly and disassembly of the driving structure 7 and the connecting seat 2, so that the testing efficiency of the starting torque is improved.
In some embodiments, as shown in fig. 1 and 3, the drive structure 7 comprises a torque wrench, and the mating slot 24 is a square slot that mates with the torque wrench. It can be understood that the torque of the torque wrench can be displayed on the torque wrench, so that an operator can quickly acquire the starting torque of the structure to be tested by reading the reading of the torque wrench, and the testing efficiency of the starting torque is improved. Meanwhile, the square groove has a wide application range and can be suitable for various torque wrenches, so that the application range of the whole starting torque testing tool is enlarged.
In some embodiments, as shown in fig. 1 to 4, the start torque testing tool further includes a sleeve 6, one end of the sleeve 6 is sleeved on the fixing base 1, and the other end is connected to the structure to be tested.
It can be understood that, because the structure that awaits measuring is usually not limited to wheel hub 100, driven bevel gear isotructure, fixing base 1's tip is difficult to be applicable to the structure that awaits measuring that has different structures simultaneously, and sleeve 6's setting can be convenient for select sleeve 6 that has different connecting portions according to the structure that awaits measuring of difference to start-up moment test fixture's application scope has been improved.
In some embodiments, the central axes of the fixed seat 1, the connecting seat 2, the supporting rod 3 and the tangent plate 4 are located on the same plane.
It can be understood that, through the above structure setting, only need be when tangent board 4 is tangent with the global of the structure that awaits measuring, guarantee that the central axis of connecting seat 2 is unanimous with drive structure 7's the central axis, can realize drive structure 7's the central axis through the structure that awaits measuring to show the debugging step that has reduced start moment test fixture, and then improved start moment's efficiency of software testing.
In some embodiments, as shown in fig. 2, the support rod 3 is fixedly connected with the connecting seat 2 by screw threads.
It can be understood that threaded connection can be convenient for the dismouting of bracing piece 3 and connecting seat 2 to be favorable to accomodating and the fast assembly use of start-up moment test fixture, improve user's use and experience. Specifically, the end of the support rod 3 is provided with a threaded section 31, and the threaded section 31 is fixedly connected with the thread of the connecting seat 2, so that the support rod 3 and the connecting seat 2 can be stably connected.
Example (b):
the starting torque test tool according to an embodiment of the present invention is described below with reference to fig. 1 to 4.
The starting torque test fixture of this embodiment includes fixing base 1, connecting seat 2, bracing piece 3, tangent board 4, retaining member 5 and sleeve 6. The central axes of the fixed seat 1, the connecting seat 2, the supporting rod 3 and the tangent plate 4 are positioned on the same plane.
One end of the fixing seat 1 is used for being connected with a structure to be tested, and the other end of the fixing seat is provided with a mounting groove. The section of the mounting groove is circular and the distance between the ratchet 21 and the inner wall of the mounting groove decreases in the clockwise direction.
One end of the connecting seat 2 is rotatably matched in the mounting groove and is provided with a plurality of ratchets 21 distributed along the circumferential direction of the connecting seat, an elastic part 22 and a rolling part 23 are arranged between each ratchet 21 and the inner wall of the mounting groove, one end of the elastic part 22 is connected with the ratchet 21, the other end of the elastic part 22 is abutted against the rolling part 23, and the other end of the connecting seat 2 is used for being connected with the driving structure 7. The rolling member 23 includes a friction cylinder, and the elastic member 22 abuts on a circumferential surface of the friction cylinder. The end face, far away from the fixed seat 1, of the connecting seat 2 is provided with a matching groove 24, and the matching groove 24 is used for being connected with the driving structure 7. The driving structure 7 comprises a torque wrench, and the matching groove 24 is a square groove matched with the torque wrench.
The support rod 3 is fixedly connected with the connecting seat 2 through threads. One end of the cutting plate 4 is movably sleeved on the support rod 3 along the vertical direction, and the other end of the cutting plate can be tangent to the circumferential surface of the structure to be measured. The cutting plate 4 is provided with a waist-shaped hole 41, and the support rod 3 is arranged in the waist-shaped hole 41 in a penetrating way.
The locking part 5 is sleeved on the support rod 3, and the locking part 5 is used for locking the phase cutting plate 4. The locking member 5 comprises a locking seat 51 and a locking nut 52, the locking seat 51 is sleeved on the support rod 3 and penetrates through the cutting plate 4, one end of the locking seat 51 abuts against one side wall of the cutting plate 4, the locking nut 52 is arranged on the other side wall of the cutting plate 4, and the locking nut 52 can be sleeved on the locking seat 51 to lock the cutting plate 4.
One end of the sleeve 6 is sleeved on the fixed seat 1, and the other end is connected with the structure to be tested.
As shown in fig. 1, the starting torque testing tool according to the embodiment can be used for testing the starting torque of the hub 100, the hub 100 is provided with a plurality of bolts 110 arranged around the central axis of the hub 100, in the actual testing process, the bolts 110 are locked by two nuts, and then the sleeve 6 is matched with one nut, when the tangent plate 4 is tangent to the peripheral surface of the hub 100, the torque wrench can be pushed to drive the hub 100 to move, and when the torque wrench drives the hub 100 to move at a uniform speed, the torque on the torque wrench is the starting torque of the hub 100.
In the description herein, references to the description of "some embodiments," "other embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. The utility model provides a start-up moment test fixture which characterized in that includes:
one end of the fixed seat (1) is used for being connected with a structure to be tested, and the other end of the fixed seat (1) is provided with an installation groove;
the connecting device comprises a connecting seat (2), wherein one end of the connecting seat (2) is rotatably matched in the mounting groove and is provided with a plurality of ratchets (21) distributed along the circumferential direction of the connecting seat, an elastic piece (22) and a rolling piece (23) are arranged between each ratchet (21) and the inner wall of the mounting groove, one end of the elastic piece (22) is connected with the ratchet (21), the other end of the elastic piece is abutted against the rolling piece (23), and the other end of the connecting seat (2) is connected with a driving structure (7);
the supporting rod (3), the said supporting rod (3) is set up on the said connecting seat (2);
one end of the phase cutting plate (4) is movably sleeved on the supporting rod (3) along the vertical direction, and the other end of the phase cutting plate can be tangent to the peripheral surface of the structure to be measured;
retaining member (5), retaining member (5) cover is established on bracing piece (3), retaining member (5) are used for locking looks tangent plate (4).
2. The start torque test tool according to claim 1, wherein a kidney-shaped hole (41) is formed in the phase cutting plate (4), and the support rod (3) is arranged in the kidney-shaped hole (41) in a penetrating mode.
3. The start torque test tool according to claim 1, wherein the locking member (5) comprises a locking seat (51) and a locking nut (52), the locking seat (51) is sleeved on the support rod (3) and is arranged in the cutting plate (4) in a penetrating manner, one end of the locking seat (51) abuts against one side wall of the cutting plate (4), the locking nut (52) is arranged on the other side wall of the cutting plate (4), and the locking nut (52) can be sleeved on the locking seat (51) to lock the cutting plate (4).
4. Starting torque test tool according to claim 1, characterized in that the mounting groove is circular in cross section, the distance between the ratchet teeth (21) and the inner wall of the mounting groove decreasing in clockwise direction.
5. Starting torque test tool according to claim 1, characterized in that the rolling element (23) comprises a friction cylinder, the elastic element (22) abutting against the circumferential surface of the friction cylinder.
6. The starting torque testing tool according to claim 1, wherein a matching groove (24) is formed in an end face, far away from the fixed seat (1), of the connecting seat (2), and the matching groove (24) is used for being connected with a driving structure (7).
7. Starting torque test tool according to claim 6, characterized in that the driving structure (7) comprises a torque wrench, the mating groove (24) being a square groove mating with the torque wrench.
8. The starting torque test tool according to claim 1, further comprising a sleeve (6), wherein one end of the sleeve (6) is sleeved on the fixing seat (1), and the other end of the sleeve is connected with the structure to be tested.
9. The starting torque test tool according to claim 1, wherein central axes of the fixed seat (1), the connecting seat (2), the supporting rod (3) and the tangent plate (4) are located on the same plane.
10. The starting torque test tool according to claim 1, wherein the support rod (3) is fixedly connected with the connecting seat (2) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023248778.4U CN213985486U (en) | 2020-12-29 | 2020-12-29 | Starting torque test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023248778.4U CN213985486U (en) | 2020-12-29 | 2020-12-29 | Starting torque test tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213985486U true CN213985486U (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023248778.4U Active CN213985486U (en) | 2020-12-29 | 2020-12-29 | Starting torque test tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213985486U (en) |
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- 2020-12-29 CN CN202023248778.4U patent/CN213985486U/en active Active
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