Shafting starting torque measurement testing machine

Abstract

The utility model provides a shafting starting torque measurement testing machine, and belongs to the technical field of shafting starting torque measurement. The problem that an existing shafting measurement test mechanism is usually high in cost is solved. The device comprises a supporting structure, a measuring supporting rod and a weight, the supporting structure is provided with a V-shaped groove, and the V-shaped groove can support a shafting structure; the measuring support rod comprises a first support rod and a second support rod, the first support rod and the second support rod are vertically arranged and fixedly connected, the first support rod is fixedly connected with a rotating shaft of the shafting structure through a top cover of the shafting structure, and the second support rod is provided with a weight mounting hole; the weights can be mounted in the weight mounting holes. According to the invention, the starting torque of the shaft system structure after dynamic sealing can be accurately measured, the result is visual and reliable, the measured data directly reflects the starting torque under the actual working condition, the test process is simplified, the operation is simple and convenient, and the test cost is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of shaft system starting torque measurement, in particular to a shaft system starting torque measurement test machine. Background Art

[0002] The dynamic seal of the shaft system is crucial to prevent leakage and ensure the performance of the equipment. However, while achieving effective sealing, the starting torque of the shaft system may be significantly increased, which may affect the starting performance and use requirements of the mechanical equipment. Therefore, accurately detecting and evaluating the starting torque of the shaft system after dynamic sealing is an important part of ensuring that it meets the design specifications and technical standards. However, the existing measurement and testing institutions for components such as shaft systems and bearings are usually costly, which limits the application and technical improvement capabilities of small and medium-sized enterprises. Utility Model Content

[0003] In view of this, in order to solve the problem that the existing measurement and testing mechanisms for shaft systems are usually costly, the utility model proposes a shaft system starting torque measurement and testing machine.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A shaft system starting torque measurement test machine, comprising:

[0006] The supporting structure is provided with a V-shaped groove, and the V-shaped groove can support the shaft system structure;

[0007] The measuring support rod comprises a first support rod and a second support rod, the first support rod and the second support rod are vertically arranged and fixedly connected, the first support rod is fixedly connected to the rotating shaft of the shaft system structure through a top cover of the shaft system structure, and the second support rod is provided with a weight mounting hole;

[0008] Weights, weights can be installed in the weight mounting holes.

[0009] As a preferred solution of the above-mentioned shaft system starting torque measurement test machine, the shaft system starting torque measurement test machine also includes a leveling structure, the leveling structure includes a bracket and a leveling ruler, the bracket includes a base and two slides, the two slides are fixedly arranged on the base, the two slides extend in the vertical direction, the two ends of the leveling ruler are respectively slidably arranged on the two slides, the leveling ruler extends in the horizontal direction, the leveling ruler can abut against the second support rod and adjust the measuring support rod to a horizontal position.

[0010] As a preferred solution of the above-mentioned shaft system starting torque measurement test machine, the slideway is provided with a slide groove extending in the vertical direction, and the leveling ruler is fixedly provided with a slider, which slides through the slide groove.

[0011] As a preferred solution of the above-mentioned shaft system starting torque measurement test machine, the leveling structure also includes a baffle, both ends of the baffle are respectively fixedly arranged on the top ends of the two slideways, and the leveling ruler can abut against the baffle.

[0012] As a preferred solution of the above-mentioned shaft system starting torque measurement test machine, the shaft system starting torque measurement test machine also includes two bolts, the first support rod is provided with a plurality of connecting holes, the plurality of connecting holes are arranged at intervals along the extension direction of the first support rod, the two bolts are respectively passed through two of the connecting holes, and are respectively screwed to two threaded holes on the top cover that are opposite to each other along the diameter direction of the top cover.

[0013] As a preferred solution of the above-mentioned shaft system starting torque measurement test machine, the cross section of the second support rod is I-shaped.

[0014] As a preferred solution of the above-mentioned shaft system starting torque measurement test machine, the first support rod and the second support rod are both made of aluminum alloy or hard plastic material.

[0015] As a preferred solution of the above-mentioned shaft system starting torque measurement test machine, the support structure is provided with a plurality of weight-reducing holes, and the plurality of weight-reducing holes are arranged at intervals.

[0016] As a preferred solution of the above-mentioned shaft system starting torque measurement test machine, two opposite side walls of the V-shaped groove are provided with anti-slip grooves.

[0017] As a preferred solution of the above-mentioned shaft starting torque measurement test machine, there are multiple weights, a round hole is provided at the upper end of the weight, and a connecting column is provided at the lower end of the weight. The connecting column can be inserted into the weight installation hole, and the connecting column can also be inserted into the round hole of another weight.

[0018] Compared with the prior art, the shaft system starting torque measurement test machine provided by the utility model has the following beneficial effects:

[0019] 1. The utility model provides a shaft system starting torque measurement test machine, wherein the shaft system structure is placed in a V-shaped groove, and under the action of the shaft system structure's own gravity, the outer peripheral surface of the shaft system structure is pressed against the two side walls opposite to the V-shaped groove, so that the support structure can fix the shaft system structure, and the first support rod is fixedly connected to the top cover, and the first support rod intersects with the center of the top cover, and the top cover is fixedly connected to the rotating shaft of the shaft system structure. When measuring the starting torque of the shaft system structure, the first support rod and the second support rod are adjusted to a horizontal position, and weights are installed at the weight installation hole of the second support rod, and the number of weights is gradually increased until the rotating shaft starts to rotate. At this time, the product of the total weight of the added weights and the horizontal distance from the weight installation hole to the center line of the rotating shaft is the measured starting torque of the shaft system structure. The shaft system starting torque measurement test machine can accurately measure the starting torque of the shaft system structure after dynamic sealing, and the result is intuitive and reliable. The measurement data directly reflects the starting torque under actual working conditions, and simplifies the test process, is easy to operate, and reduces the test cost.

[0020] 2. The utility model provides a shaft system starting torque measurement test machine, which is provided with a leveling structure, and the leveling structure is used to adjust the first support rod and the second support rod to a horizontal position to ensure that the direction of the force acting on the rotating shaft is vertically downward. The leveling structure is placed near the supporting structure, the second support rod is inserted between the two slides, and the leveling ruler slides upward on the slide until it abuts against the second support rod and pushes the second support rod to a horizontal position. At this time, the first support rod is parallel to the position of the leveling ruler. It is also possible to make the first support rod parallel to the second support rod by bringing one of its slides close to the side plane of the second support rod and abutting against the second support rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0022] Figure 1 It is a structural schematic diagram of a shaft system starting torque measurement test machine provided by a specific embodiment of the utility model;

[0023] Figure 2 It is a structural schematic diagram of a support structure of a shaft system starting torque measurement test machine provided by a specific embodiment of the utility model;

[0024] Figure 3 It is a structural schematic diagram of a measuring support rod of a shaft system starting torque measuring test machine provided by a specific embodiment of the utility model;

[0025] Figure 4 It is a structural schematic diagram of the weights of the shaft system starting torque measurement test machine provided by a specific embodiment of the utility model;

[0026] Figure 5 It is a partial structural schematic diagram of the leveling structure of the shaft system starting torque measurement test machine provided by a specific embodiment of the utility model;

[0027] Figure 6 The utility model is a schematic diagram of the structure of a leveling ruler of a shaft system starting torque measurement test machine provided by a specific embodiment of the utility model.

[0028] In the figure:

[0029] 1. Shafting structure; 11. Top cover;

[0030] 2. Support structure; 21. Weight reduction hole; 22. V-shaped groove;

[0031] 31, first support rod; 32, second support rod; 311, connecting hole; 321, weight installation hole;

[0032] 41. slideway; 42. leveling ruler; 43. baffle; 421. slider;

[0033] 5. Weight; 51. Connecting column; 52. Round hole. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely explain the technical solutions in the embodiments of the utility model. It should be noted that the embodiments and features in the embodiments of the utility model can be combined with each other without conflict, and the described embodiments are only part of the embodiments of the utility model, not all of the embodiments.

[0035] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0037] In the description of this embodiment, the terms "upper", "lower", "right" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0038] See also Figure 1-6 To describe this embodiment, the utility model provides a shaft system starting torque measurement test machine, which includes a support structure 2, a measuring support rod and a weight 5. The support structure 2 is provided with a V-shaped groove 22, and the V-shaped groove 22 can support the shaft system structure 1; the measuring support rod includes a first support rod 31 and a second support rod 32, the first support rod 31 and the second support rod 32 are vertically arranged and fixedly connected, the first support rod 31 is fixedly connected to the rotating shaft of the shaft system structure 1 through the top cover 11 of the shaft system structure 1, and the end of the second support rod 32 away from the first support rod 31 is provided with a weight mounting hole 321; the weight 5 can be installed in the weight mounting hole 321.

[0039] In the shaft system starting torque measuring test machine, the shaft system structure 1 is placed in the V-shaped groove 22. Under the action of the shaft system structure 1's own gravity, the outer circumference of the shaft system structure 1 is pressed against the two opposite side walls of the V-shaped groove 22, so that the support structure 2 can fix the shaft system structure 1. The first support rod 31 is fixedly connected to the top cover 11, and the first support rod 31 intersects with the center of the top cover 11. The top cover 11 is fixedly connected to the rotating shaft of the shaft system structure 1. When measuring the starting torque of the shaft system structure 1, the first support rod 31 and the second support rod 32 are adjusted to a horizontal position, and weights 5 are installed at the weight installation hole 321 of the second support rod 32. The number of weights 5 is gradually increased until the rotating shaft starts to rotate. At this time, the product of the total weight of the added weights 5 and the horizontal distance from the weight installation hole 321 to the center line of the rotating shaft is the measured starting torque of the shaft system structure 1. The shaft system starting torque measurement test machine can accurately measure the starting torque of the shaft system structure 1 after dynamic sealing. The result is intuitive and reliable. The measurement data directly reflects the starting torque under actual working conditions. The test process is simplified, the operation is simple, and the test cost is reduced.

[0040] Optionally, the shaft starting torque measurement test machine also includes a leveling structure, the leveling structure includes a bracket and a leveling ruler 42, the bracket includes a base and two slides 41, the two slides 41 are fixedly arranged on the base, the two slides 41 extend in the vertical direction, the two ends of the leveling ruler 42 are respectively slidably arranged on the two slides 41, the leveling ruler 42 extends in the horizontal direction, the leveling ruler 42 can abut against the second support rod 32 and adjust the measuring support rod to a horizontal position.

[0041] The leveling structure is used to adjust the first support rod 31 and the second support rod 32 to a horizontal position to ensure that the direction of the force acting on the rotating shaft is vertically downward. The leveling structure is placed near the supporting structure 2, and the second support rod 32 is inserted between the two slideways 41. The leveling ruler 42 slides upward on the slideways 41 until it contacts the second support rod 32 and pushes the second support rod 32 to a horizontal position. At this time, the first support rod 31 is parallel to the leveling ruler 42. The first support rod 31 can also be parallel to the second support rod 32 by bringing one of the slideways 41 close to the side plane of the second support rod 32 and contacting the second support rod 32.

[0042] Optionally, the slideway 41 is provided with a slide groove extending in the vertical direction, and the leveling ruler 42 is fixed with a slider 421, which slides through the slide groove. It can be understood that both ends of the leveling ruler 42 are provided with a slider 421, and the two sliders 421 slide through the slide grooves of the two slideways 41 respectively.

[0043] Optionally, the leveling structure further includes a baffle 43, both ends of which are fixedly disposed at the top ends of the two slideways 41, and the leveling ruler 42 can abut against the baffle 43. The baffle 43 can prevent the leveling ruler 42 from escaping from the slideway 41 from above.

[0044] Optionally, the shaft system starting torque measurement test machine further includes two bolts, the first support rod 31 is provided with a plurality of connection holes 311, the plurality of connection holes 311 are arranged at intervals along the extension direction of the first support rod 31, and two bolts are respectively passed through two of the connection holes 311, and are respectively screwed to two threaded holes on the top cover 11 that are opposite to each other along the diameter direction of the top cover 11. The first support rod 31 is connected to the top cover 11 by bolts. The plurality of connection holes 311 are arranged on the first support rod 31, so that the shaft system starting torque measurement test machine can be applied to a variety of shaft system structures 1, and the weight of the first support rod 31 can be reduced.

[0045] In this embodiment, a plurality of threaded holes are provided on the top cover 11 , and the plurality of threaded holes are arranged at intervals along the circumferential direction of the top cover 11 , and two threaded holes in the diameter direction are selected to be connected with bolts.

[0046] Optionally, the cross section of the second support rod 32 is in an I-shape. The second support rod 32 adopts an I-shape structure, which can increase the rigidity of the second support rod 32 and reduce the weight of the second support rod 32.

[0047] Optionally, the first support rod 31 and the second support rod 32 are both made of aluminum alloy or hard plastic material. The first support rod 31 and the second support rod 32 can also be made of other materials with low density and high rigidity.

[0048] Optionally, the support structure 2 is provided with a plurality of weight-reducing holes 21, and the plurality of weight-reducing holes 21 are arranged at intervals. The support structure 2 is provided with a plurality of weight-reducing holes 21 to reduce the weight of the support structure 2.

[0049] Optionally, the two opposite side walls of the V-shaped groove 22 are provided with anti-skid patterns. The two opposite side walls of the V-shaped groove 22 abut against the outer peripheral surface of the shafting structure 1, and the two opposite side walls of the V-shaped groove 22 are provided with anti-skid patterns, which can increase the friction between the side walls of the V-shaped groove 22 and the outer peripheral surface of the shafting structure 1, and strengthen the fixation of the shafting structure 1. It can be understood that the distance between the upper ends of the two side walls of the V-shaped groove 22 is greater than the distance between the lower ends of the two side walls.

[0050] Optionally, there are multiple weights 5, and a circular hole 52 is provided at the upper end of the weight 5, and a connecting column 51 is provided at the lower end of the weight 5. The connecting column 51 can be plugged into the weight installation hole 321, and the connecting column 51 can also be plugged into the circular hole 52 of another weight 5. The masses of the multiple weights 5 can be the same or different, and the weights 5 are made of stainless steel. The first weight 5 added is placed above the second support rod 32 and the connecting column 51 of the weight 5 is inserted into the weight installation hole 321, and then the weights 5 are added. The connecting column 51 of the later added weight 5 can be inserted into the circular hole 52 of the previous weight 5, and the bottom surface of the later added weight 5 abuts against the top surface of the previous weight 5, so that the number of weights 5 can be gradually increased.

[0051] Obviously, the above disclosed embodiments of the utility model are only used to help explain the utility model. The embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. According to the content of this specification, many modifications and changes can be made. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. It is not necessary and impossible to list all the implementation methods here.

Claims

1. A shaft system starting torque measurement test machine, characterized in that: include: A support structure (2), wherein the support structure (2) is provided with a V-shaped groove (22), and the V-shaped groove (22) can support the shaft system structure (1); The measuring support rod comprises a first support rod (31) and a second support rod (32), wherein the first support rod (31) and the second support rod (32) are vertically arranged and fixedly connected, the first support rod (31) is fixedly connected to the rotating shaft of the shaft system structure (1) through a top cover (11) of the shaft system structure (1), and the second support rod (32) is provided with a weight mounting hole (321); A weight (5), the weight (5) can be installed in the weight installation hole (321); A leveling structure, wherein the leveling structure can adjust both the first support rod (31) and the second support rod (32) to a horizontal position.

2. The shaft system starting torque measurement test machine according to claim 1, characterized in that: The leveling structure comprises a bracket and a leveling ruler (42), the bracket comprises a base and two slideways (41), the two slideways (41) are fixedly arranged on the base, the two slideways (41) both extend in a vertical direction, two ends of the leveling ruler (42) are respectively slidably arranged on the two slideways (41), the leveling ruler (42) extends in a horizontal direction, and the leveling ruler (42) can abut against the second support rod (32) and adjust the measuring support rod to a horizontal position.

3. The shaft system starting torque measurement test machine according to claim 2, characterized in that: The slideway (41) is provided with a slide groove extending in a vertical direction, and the leveling ruler (42) is fixedly provided with a slider (421), and the slider (421) is slidably arranged in the slide groove.

4. The shaft system starting torque measurement test machine according to claim 2, characterized in that: The leveling structure also includes a baffle (43), the two ends of which are fixedly arranged at the top ends of the two slideways (41), respectively, and the leveling ruler (42) can abut against the baffle (43).

5. The shaft system starting torque measurement test machine according to claim 1, characterized in that: It also includes two bolts, the first support rod (31) is provided with a plurality of connection holes (311), the plurality of connection holes (311) are arranged at intervals along the extension direction of the first support rod (31), the two bolts respectively penetrate two of the connection holes (311), and are respectively screwed to two threaded holes on the top cover (11) that are opposite to each other along the diameter direction of the top cover (11).

6. The shaft system starting torque measurement test machine according to claim 1, characterized in that: The cross section of the second support rod (32) is in an I-shape.

7. The shaft system starting torque measurement test machine according to claim 1, characterized in that: The first support rod (31) and the second support rod (32) are both made of aluminum alloy or hard plastic material.

8. The shaft system starting torque measurement test machine according to claim 1, characterized in that: The support structure (2) is provided with a plurality of weight-reducing holes (21), and the plurality of weight-reducing holes (21) are arranged at intervals.

9. The shaft system starting torque measurement test machine according to claim 1, characterized in that: The two opposite side walls of the V-shaped groove (22) are both provided with anti-slip grooves.

10. The shaft system starting torque measurement test machine according to claim 1, characterized in that: There are multiple weights (5), the upper end of each weight (5) is provided with a circular hole (52), the lower end of each weight (5) is provided with a connecting column (51), the connecting column (51) can be plugged into the weight installation hole (321), and the connecting column (51) can also be plugged into the circular hole (52) of another weight (5).

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