CN216594161U - Vertical lead screw test device and test equipment - Google Patents
Vertical lead screw test device and test equipment Download PDFInfo
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- CN216594161U CN216594161U CN202123072229.0U CN202123072229U CN216594161U CN 216594161 U CN216594161 U CN 216594161U CN 202123072229 U CN202123072229 U CN 202123072229U CN 216594161 U CN216594161 U CN 216594161U
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Abstract
The utility model discloses a vertical lead screw test device and test equipment, wherein the vertical lead screw test device comprises a test platform, at least two lead screw assemblies arranged in parallel and a transmission device, the vertical lead screw test device is defined to have an up-down direction, the lead screw assemblies are connected to the test platform, and the lead screw assemblies extend along the up-down direction; the transmission device is connected to the test platform and connected with the screw rod assembly, so that the screw rod assembly synchronously rotates together. According to the technical scheme, the screw rod assembly is vertically arranged on the vertical screw rod testing device, so that the structure of the vertical screw rod testing device is effectively simplified, and the vertical screw rod testing device is convenient to install and use. Simultaneously, the screw rod assemblies synchronously rotate through the transmission device, so that the running consistency and the stability of the multiple groups of screw rod assemblies used simultaneously can be tested, the detection time of the screw rod assemblies can be better shortened, and the workload of a user is lightened.
Description
Technical Field
The utility model relates to the technical field of screw rod test equipment, in particular to a vertical screw rod test device and test equipment.
Background
With the development of science and technology, the lead screw is widely applied to various mechanical equipment, and in order to test whether the precision, the reliability and the like of a lead screw product meet the use requirements, a lead screw test device is mostly adopted to test the mechanical property of the lead screw product at present.
The existing screw rod test device mostly adopts a mode of horizontally mounting a screw rod to test the mechanical property of the screw rod, but adopts a horizontal mounting mode, and a hydraulic system or a multi-screw rod butt-support device is needed to test the screw rod bearing constant axial load, so that the structure of the screw rod test device is more complicated and the operation is inconvenient. Meanwhile, the existing screw rod test device is mostly used for testing the mechanical performance of a single screw rod due to the limitation of the equipment structure, and is not suitable for testing the reliability of a plurality of groups of screw rods in operation.
The above is only for the purpose of assisting understanding of the technical aspects of the present invention, and does not represent an admission that the above is prior art.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a vertical screw rod test device, which aims to simplify the structure of the screw rod test device and is more suitable for testing the axial load of a screw rod and the mechanical performance of a plurality of groups of screw rods during operation.
In order to achieve the purpose, the vertical screw rod test device provided by the utility model comprises a test platform, at least two screw rod assemblies and a transmission device, wherein the screw rod assemblies are arranged in parallel, the vertical screw rod test device is defined to have an up-down direction, the screw rod assemblies are connected to the test platform, and the screw rod assemblies extend along the up-down direction; the transmission device is connected to the test platform and connected with the screw rod assembly, so that the screw rod assembly synchronously rotates together.
Optionally, the screw rod assembly comprises a load assembly, a screw rod rotating shaft and a lifting shaft, the screw rod rotating shaft is rotatably connected to the test platform, and the screw rod rotating shaft is connected with the transmission device; one end of the lifting shaft is connected with the load-carrying component, and the other end of the lifting shaft is sleeved with the screw rod rotating shaft and movably connected with the screw rod rotating shaft.
Optionally, one end of the screw rod rotating shaft, which is far away from the lifting shaft, is provided with a driven wheel, and the transmission device comprises a driving device and a transmission belt. The driving device is connected with the test platform and is provided with a driving wheel; the driving wheel and the driven wheel are connected through the transmission belt, so that the driving device drives the screw rod rotating shafts of at least two screw rod assemblies to synchronously rotate through the transmission belt.
Optionally, the load-carrying assembly includes a load-carrying block, a connection sleeve and a connection plate, and the connection sleeve is sleeved on one end of the lifting shaft; one end of the connecting plate is connected with the weight loading block, and the other end of the connecting plate is connected with the connecting sleeve.
Optionally, the test platform comprises a first test platform and a second test platform, the screw rod rotating shaft is rotatably connected to the first test platform, and the transmission device is connected to the first test platform; the second test platform is connected to the first test platform, and the lifting shaft is movably connected to the second test platform.
Optionally, the first test platform comprises a first main body plate, a side plate and a bearing seat, and the transmission device is connected to the surface of the first main body plate; the side plate is connected to the first main body plate; the bearing seat penetrates through the surface of the first main body plate. The screw rod rotating shaft sleeve is provided with a bearing, and the bearing is sleeved on the bearing seat, so that the screw rod rotating shaft can be rotatably connected to the first main body plate.
Optionally, the first test platform further comprises a fixing plate, the fixing plate is connected to the side plate, the fixing plate is arranged opposite to the first main body plate, and one end, far away from the lifting shaft, of the screw rod rotating shaft is connected to the surface of the fixing plate.
Optionally, the second test platform comprises a second main body plate, a lifting sleeve and a support column, the lifting sleeve is arranged on the surface of the second main body plate in a penetrating manner, and the lifting shaft is sleeved in the lifting sleeve and movably connected with the lifting sleeve; one end of the supporting column is connected to the second main body plate, and the other end of the supporting column is connected to the second test platform.
Optionally, the second testing platform includes four supporting columns, and the four supporting columns are respectively connected to four corners of the second main body board.
The utility model further provides test equipment which comprises an equipment body and the vertical screw rod test device, wherein the vertical screw rod test device is the vertical screw rod test device, and the vertical screw rod test device is connected with the equipment body.
According to the technical scheme, at least two parallel screw rod assemblies and a transmission device are connected to a test platform of the vertical screw rod test device, the vertical screw rod test device is defined to have an up-down direction, the screw rod assemblies extend along the up-down direction, and the transmission device is connected with the screw rod assemblies so that the screw rod assemblies synchronously rotate together. According to the technical scheme, at least two parallel lead screw assemblies are connected to the test platform, and the lead screw assemblies extend along the vertical direction, so that the lead screw assemblies are vertically arranged on the vertical lead screw test device, the axial load of the lead screw assemblies can be tested by utilizing the dead weight of the lead screw assemblies or arranging a load on the lead screw assemblies, the test by using other equipment is not needed, the structure of the vertical lead screw test device is effectively simplified, and the vertical lead screw test device is convenient to install and use. The screw rod assembly extends along the vertical direction at a certain angle or extends parallel to the vertical direction, and the like, so that the effect can be achieved, and further limitation is not required.
Meanwhile, the transmission device is connected with the lead screw assemblies, so that the lead screw assemblies synchronously rotate together, and the running consistency and the running stability of the multiple groups of lead screw assemblies used simultaneously can be tested by comparing the running deviation values of the lead screw assemblies; the mechanical property change after the operation of a plurality of screw rod assemblies can be detected and contrasted, so that the comparison test of the performances of the precision, the service life and the like of the screw rod product with the same specification can be realized.
The technical scheme of the utility model effectively simplifies the structure and the operation mode of the vertical screw rod test device, is convenient to install and use, is more suitable for testing the axial load of the screw rod assembly, the stability and the mechanical performance of a plurality of groups of screw rod assemblies during operation and the like, is favorable for shortening the detection time better and lightening the workload of a user.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a perspective view of a vertical screw testing apparatus according to an embodiment of the present invention;
FIG. 2 is a front view of one embodiment of the vertical lead screw test apparatus of FIG. 1;
FIG. 3 is a bottom view of the first testing platform of the vertical screw testing apparatus of FIG. 1;
fig. 4 is a structural diagram of the vertical screw testing apparatus of fig. 3, in which a fixing plate is removed from the bottom of the first testing platform.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | Vertical lead |
35 | |
| 10 | |
351 | Adjusting |
| 11 | |
353 | |
| 13 | Screw |
50 | |
| 131 | |
51 | |
| 15 | |
511 | First |
| 151 | |
5111 | |
| 153 | Connecting |
513 | |
| 155 | |
5131 | |
| 30 | |
53 | |
| 31 | |
531 | Second |
| 311 | |
5311 | |
| 33 | |
533 | Support column |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The existing screw rod test device mostly adopts a mode of horizontally mounting a screw rod to test the mechanical property of the screw rod, but adopts a horizontal mounting mode, and a hydraulic system or a multi-screw rod butt-support device is needed to test the screw rod bearing constant axial load, so that the structure of the screw rod test device is more complicated and the operation is inconvenient. Meanwhile, the existing screw rod test device is mostly used for testing the mechanical performance of a single screw rod due to the limitation of the equipment structure, and is not suitable for testing the reliability of a plurality of groups of screw rods in operation. In order to solve the above problems, the present invention provides a vertical screw testing device 100.
Referring to fig. 1 to 4, in the embodiment of the present invention, the vertical lead screw testing device 100 includes a testing platform 50, at least two parallel lead screw assemblies 10 and a transmission device 30, and defines that the vertical lead screw testing device 100 has an up-down direction, the lead screw assemblies 10 are connected to the testing platform 50, and the lead screw assemblies 10 extend along the up-down direction; the transmission device 30 is connected to the test platform 50, and the transmission device 30 is connected with at least two screw rod assemblies 10, so that the screw rod assemblies 10 synchronously rotate together.
According to the technical scheme, at least two parallel lead screw assemblies 10 are connected to the test platform 50, the lead screw assemblies 10 extend in the vertical direction, the lead screw assemblies 10 are vertically arranged on the vertical lead screw test device 100, the lead screw assemblies 10 can test axial loads of the lead screw assemblies 10 by utilizing dead weights or arranging a load on the lead screw assemblies 10, the test by using other equipment is not needed, the structure of the vertical lead screw test device 100 is effectively simplified, and the installation and the use are convenient. The screw rod assembly 10 may extend at a certain angle in the vertical direction or extend parallel to the vertical direction, and the like, so as to achieve the effect, which is not further limited herein.
Meanwhile, the transmission device 30 is connected with the screw rod assemblies 10, so that the screw rod assemblies 10 synchronously rotate together, and the running consistency and the running stability of a plurality of groups of screw rods used simultaneously can be tested by comparing the running deviation values of the screw rod assemblies 10; the mechanical property change after the operation of a plurality of screw rod assemblies 10 can be detected and compared, so that the comparison test of the precision, the service life and other properties of the screw rod products with the same specification can be realized.
As can be seen from the above, the technical solution of the present invention effectively simplifies the structure and operation mode of the vertical lead screw testing device 100, is convenient for installation and use, and is more suitable for testing the axial load of the lead screw assembly 10 and the stability and mechanical properties of multiple sets of lead screw assemblies 10 during operation, which is beneficial to better reducing the testing time and reducing the workload of users.
Further, referring to fig. 1 and 2, in an embodiment of the present invention, the lead screw assembly 10 includes a load-carrying assembly 15, a lead screw rotating shaft 13 and a lifting shaft 11, the lead screw rotating shaft 13 is rotatably connected to the test platform 50, and the lead screw rotating shaft 13 is connected to the transmission device 30; one end of the lifting shaft 11 is connected with the load-carrying component 15, and the other end of the lifting shaft 11 is sleeved with the screw rod rotating shaft 13 and movably connected with the screw rod rotating shaft 13.
In this embodiment, the lead screw assembly 10 includes a load-carrying assembly 15, a lead screw rotating shaft 13 and a lifting shaft 11, the lifting shaft 11 is sleeved with the lead screw rotating shaft 13, the lifting shaft 11 is movably connected with the lead screw rotating shaft 13, the lead screw rotating shaft 13 is movably connected to the testing platform 50, the lead screw rotating shaft 13 is connected through the transmission device 30 and drives the lead screw rotating shaft 13 to rotate, so that the lifting shaft 11 is lifted by the lead screw rotating shaft 13 when the lead screw rotating shaft 13 rotates, the load-carrying assembly 15 is connected to one end of the lifting shaft 11 far away from the lead screw rotating shaft 13, and the load-carrying assembly 15 can be lifted along with the lifting shaft 11. By adjusting the weight of the load-bearing assembly 15, the axial load test of the screw rod assembly 10 can be realized; simultaneously, the inspection of the running consistency and the stability of the multiple groups of screw rod assemblies 10 used simultaneously can be realized by inspecting and comparing the lifting distance of the lifting shafts 11 of the screw rod assemblies 10, and the comparison test of the product precision, the service life and other performances of the screw rod assemblies 10 with the same specification can be realized. It can be seen that the lead screw assembly 10 is simple in structure and more convenient to install and use.
The lifting shaft 11 and the screw spindle 13 may be connected by a screw thread fit connection or a ball connection, that is, the screw assembly 10 may be various types of screw products, and is not limited herein.
Further, referring to fig. 2 to 4, in an embodiment of the present invention, a driven wheel 131 is disposed at an end of the screw spindle 13 away from the lifting shaft 11, and the transmission device 30 includes a driving device 31 and a transmission belt 33. The driving device 31 is connected to the test platform 50, and the driving device 31 is provided with a driving wheel 311; the driving wheel 311 and the driven wheel 131 are connected by the transmission belt 33, so that the driving device 31 drives the screw spindle 13 of at least two screw assemblies 10 to synchronously rotate through the transmission belt 33.
In this embodiment, a driven wheel 131 is disposed at an end of the screw spindle 13 away from the lifting shaft 11, and the driven wheel 131 is connected through a transmission device 30 to better drive the screw spindle 13 to rotate. The transmission device 30 comprises a driving device 31 and a transmission belt 33, the driving device 31 is connected to the test platform 50, the driving device 31 is provided with a driving wheel 311, and the transmission belt 33 is used for connecting the driving wheel 311 and a driven wheel 131, so that the screw rod rotating shafts 13 of at least two screw rod assemblies 10 are driven by the driving device 31 to synchronously rotate. The driving belt 33 can effectively transmit the power of the driving wheel 311 to the driven wheels 131 of the plurality of lead screw assemblies 10 synchronously, so that the lead screw rotating shafts 13 of the plurality of lead screw assemblies 10 can rotate synchronously, the lifting shaft 11 can lift synchronously, and synchronous operation detection of the plurality of lead screw assemblies 10 is realized. By adopting the structure, the synchronous rate of the operation of the plurality of screw rod assemblies 10 is favorably ensured, so that the detection precision of the vertical screw rod testing device 100 is ensured, and the reliability of the vertical screw rod testing device 100 is improved.
Further, referring to fig. 2-4, in one embodiment of the present invention, the transmission 30 further includes a fastening assembly 35, and the fastening assembly 35 includes an adjustment assembly 351 and a tension wheel 353. The adjustment assembly 351 is slidably connected to the test platform 50; the tension pulley 353 is connected to the adjustment unit 351, and the tension pulley 353 is connected to the belt 33.
In this embodiment, in order to maintain the proper tension of the transmission belt 33 and ensure better transmission effect, the transmission device 30 further includes a fastening assembly 35, and the proper tension of the transmission belt 33 can be maintained at any time by adjusting the fastening assembly 35. The fastening assembly 35 includes an adjusting assembly 351 and a tension wheel 353, and the tension wheel 353 is connected to the adjusting assembly 351 and the transmission belt 33. With adjusting part 351 sliding connection on test platform 50, can make take-up pulley 353 follow adjusting part 351 and slide on test platform 50 through adjusting part 351 to make take-up pulley 353 oppress drive belt 33 or make drive belt 33 relax, thereby control drive belt 33's rate of tension, reduce drive belt 33 tension or too loose and increase drive arrangement 31's effective power loss, and then have certain probability to influence vertical lead screw test device 100's detection effect and precision.
Referring to fig. 1 and 2, in one embodiment of the present invention, the load bearing assembly 15 includes a load bearing block 151, a connection sleeve 153 and a connection plate 155, the connection sleeve 153 is sleeved on one end of the lifting shaft 11; one end of the connection plate 155 is connected to the weight 151, and the other end of the connection plate 155 is connected to the connection sleeve 153.
In this embodiment, in order to better arrange the components of the vertical lead screw testing device 100 and further simplify the structure of the vertical lead screw testing device 100, the load-carrying component 15 includes a load-carrying block 151, a connection sleeve 153, and a connection plate 155, the connection sleeve 153 is sleeved on one end of the lifting shaft 11, the load-carrying block 151 is connected to one end of the connection plate 155, and the connection sleeve 153 is connected to the other end of the connection plate 155. Through connecting plate 155 and connecting load piece 151, can avoid load piece 151 bulky and interfere, be favorable to reducing the interval between a plurality of lead screw assemblies 10, make a plurality of lead screw assemblies 10 install on test platform 50 more compactly, and then be favorable to reducing the volume and the weight of vertical lead screw test device 100, convenient to use and installation. Secondly, the connecting plate 155 can also increase the connecting area of the weight bearing blocks 151, which is beneficial to testing the load of the lead screw assembly 10 in a wider range, and improves the practicability of the vertical lead screw testing device 100.
Referring to fig. 1 and 2, in one embodiment of the present invention, the testing platform 50 includes a first testing platform 51 and a second testing platform 53, the screw spindle 13 is rotatably connected to the first testing platform 51, and the transmission device 30 is connected to the first testing platform 51; the second testing platform 53 is connected to the first testing platform 51, and the lifting shaft 11 is movably connected to the second testing platform 53.
In this embodiment, in order to better connect the screw assembly 10 to the testing platform 50 for better testing results, the testing platform 50 may include a first testing platform 51 and a second testing platform 53, the second testing platform 53 is connected to the first testing platform 51, the screw spindle 13 is rotatably connected to the first testing platform 51, the transmission device 30 is connected on the first test platform 51, the lifting shaft 11 is movably connected on the second test platform 53, the first test platform 51 is utilized to fix the screw rod rotating shaft 13, and utilize second test platform 53 to support lift axle 11 and guide lift axle 11 for lift axle 11 can be better elevating movement under the effect of lead screw pivot 13, avoids lift axle 11 to take place the skew and influence the precision that detects at the in-process that goes up and down, reduces the inspection process and receives the influence of other factors, and then has improved vertical lead screw test device 100's reliability.
With further reference to fig. 1 and 2, in one embodiment of the present invention, the first testing platform 51 comprises a first body plate 511, a side plate 513, and a bearing block 5111, the transmission 30 being attached to a surface of the first body plate 511; the side plate 513 is connected to the first main body plate 511; the bearing housing 5111 is formed through the surface of the first body plate 511. The screw shaft 13 is sleeved with a bearing (not shown), and the bearing is sleeved on the bearing seat 5111, so that the screw shaft 13 can be rotatably connected to the first main body plate 511.
In this embodiment, the bearing and the bearing seat 5111 are utilized to reduce the friction force applied to the screw rod rotating shaft 13 during rotation, so that the screw rod rotating shaft 13 can better rotate on the first test platform 51, the influence of other factors on the screw rod assembly 10 during the detection process is reduced, and the detection precision and reliability of the vertical screw rod test device 100 are further improved.
Further, referring to fig. 2 and 3, in an embodiment of the present invention, the first testing platform 51 further includes a fixing plate 5131, the fixing plate 5131 is connected to the side plate 513, the fixing plate 5131 is disposed opposite to the first body plate 511, and one end of the screw rod rotating shaft 13 away from the lifting shaft 11 is connected to a surface of the fixing plate 5131.
In this embodiment, the fixing plate 5131 can provide a certain supporting function for the screw rod rotating shaft 13, so that the screw rod rotating shaft 13 is more stably connected to the first test platform 51, and meanwhile, the reduction of the load of the first test platform 51 is facilitated, and the situation that the screw rod assembly 10 is crushed by the first test platform 51 at a certain probability when being subjected to a larger load is avoided, and the detection process of the screw rod assembly 10 is affected.
Further, referring to fig. 1 and 2, in an embodiment of the present invention, the second testing platform 53 includes a second body plate 531, a lifting sleeve 5311 and a supporting column 533, the lifting sleeve 5311 is disposed on a surface of the second body plate 531, and the lifting shaft 11 is sleeved in the lifting sleeve 5311 and movably connected to the lifting sleeve 5311; one end of the supporting column 533 is connected to the second main body plate 531, and the other end of the supporting column 533 is connected to the second testing platform 53.
In this embodiment, the lifting sleeve 5311 is sleeved on the lifting shaft 11, so that the lifting shaft 11 can be guided to lift better, and the influence of the deviation of the lifting shaft 11 in the lifting process on the detection precision can be avoided. Meanwhile, the friction force between the lifting shaft 11 and the second test platform 53 during the lifting motion can be reduced through the lifting sleeve 5311, so that the influence of other factors on the test process is reduced, and the detection precision and reliability of the vertical lead screw test device 100 are further improved.
Further, referring to fig. 1 and 2, in one embodiment of the present invention, the second testing platform 53 includes four supporting columns 533, and the four supporting columns 533 are respectively connected to four corners of the second body plate 531.
In this embodiment, in order to connect the second testing platform 53 on the first testing platform 51 stably and better, the second testing platform 53 includes four supporting columns 533, the four supporting columns 533 are respectively connected to four corners of the second main body plate 531, so as to ensure that the second main body plate 531 is stressed uniformly, thereby improving the connection stability of the second main body plate 531, so that the second testing platform 53 can be connected on the first testing platform 51 more stably, and further improving the overall structural stability and reliability of the vertical lead screw testing device 100.
The utility model further provides a testing apparatus (not shown), the testing apparatus includes an apparatus body (not shown) and a vertical lead screw testing device 100, the vertical lead screw testing device 100 is connected to the apparatus body, the specific structure of the vertical lead screw testing device 100 refers to the above embodiments, and the testing apparatus adopts all technical solutions of all the above embodiments, so that the testing apparatus at least has all beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a vertical lead screw test device, the definition vertical lead screw test device has upper and lower direction, its characterized in that, vertical lead screw test device includes:
a test platform;
the screw rod assemblies are arranged in parallel, connected to the test platform and extend in the vertical direction; and
and the transmission device is connected with the test platform and is connected with the screw rod assembly so as to enable the screw rod assembly to synchronously rotate together.
2. The vertical screw test device of claim 1, wherein the screw assembly comprises:
a load carrying assembly;
the screw rod rotating shaft is rotatably connected to the test platform and is connected with the transmission device; and
the lifting shaft, the one end of lifting shaft with the load subassembly is connected, the other end of lifting shaft cup joints the lead screw pivot, and with the portable connection of lead screw pivot.
3. The vertical lead screw test device according to claim 2, wherein a driven wheel is arranged at one end of the lead screw rotating shaft away from the lifting shaft, and the transmission device comprises:
the driving device is connected to the test platform and provided with a driving wheel; and
and the driving wheel and the driven wheel are connected through the transmission belt, so that the driving device drives the screw rod rotating shafts of at least two screw rod assemblies to synchronously rotate through the transmission belt.
4. The vertical lead screw test device of claim 2, wherein the load assembly comprises:
a weight carrier;
the connecting sleeve is sleeved at one end of the lifting shaft; and
one end of the connecting plate is connected with the weight bearing block, and the other end of the connecting plate is connected with the connecting sleeve.
5. The vertical screw testing device of any one of claims 2 to 4, wherein the testing platform comprises:
the screw rod rotating shaft is rotatably connected to the first test platform, and the transmission device is connected to the first test platform; and
the second test platform, the second test platform connect in first test platform, lift axle movable connection in the second test platform.
6. The vertical lead screw test device of claim 5, wherein the first test platform comprises:
the transmission device is connected to the surface of the first main body plate;
a side plate connected to the first body plate; and
the bearing seat penetrates through the surface of the first main body plate;
the screw rod rotating shaft sleeve is provided with a bearing, and the bearing is sleeved on the bearing seat, so that the screw rod rotating shaft can be rotatably connected to the first main body plate.
7. The vertical lead screw test device according to claim 6, wherein the first test platform further comprises a fixing plate, the fixing plate is connected to the side plate, the fixing plate is arranged opposite to the first main body plate, and one end of the lead screw rotating shaft, which is far away from the lifting shaft, is connected to the surface of the fixing plate.
8. The vertical lead screw test device of claim 5, wherein the second test platform comprises:
a second main body plate;
the lifting sleeve penetrates through the surface of the second main body plate, and is sleeved in the lifting sleeve and movably connected with the lifting sleeve; and
the one end of support column connect in second main part board, the other end of support column with second test platform is connected.
9. The vertical lead screw test device of claim 8, wherein the second test platform comprises four support posts, the four support posts being connected to four corners of the second main body plate, respectively.
10. A test device, which is characterized by comprising a device body and a vertical screw rod test device, wherein the vertical screw rod test device is the vertical screw rod test device as claimed in any one of claims 1 to 9, and the vertical screw rod test device is connected with the device body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123072229.0U CN216594161U (en) | 2021-12-08 | 2021-12-08 | Vertical lead screw test device and test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123072229.0U CN216594161U (en) | 2021-12-08 | 2021-12-08 | Vertical lead screw test device and test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216594161U true CN216594161U (en) | 2022-05-24 |
Family
ID=81611599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123072229.0U Active CN216594161U (en) | 2021-12-08 | 2021-12-08 | Vertical lead screw test device and test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216594161U (en) |
-
2021
- 2021-12-08 CN CN202123072229.0U patent/CN216594161U/en active Active
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