CN211452693U - Push-pull force measuring device of straight-stroke actuator - Google Patents
Push-pull force measuring device of straight-stroke actuator Download PDFInfo
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- CN211452693U CN211452693U CN202020299448.9U CN202020299448U CN211452693U CN 211452693 U CN211452693 U CN 211452693U CN 202020299448 U CN202020299448 U CN 202020299448U CN 211452693 U CN211452693 U CN 211452693U
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Abstract
The utility model discloses a straight stroke executor push-and-pull force measuring device, including the straight stroke executor and the base of awaiting measuring, the positive right side of the straight stroke executor of awaiting measuring is provided with the instrument display, the inside of the straight stroke executor of awaiting measuring is provided with the screw rod, the bottom of going up the screw rod is run through support and cover and is equipped with the swivel nut, the bottom of going up the screw rod is provided with down the screw rod, the outside of screw rod is provided with the connecting block down, the downside of connecting block is provided with the sensor, the bottom of sensor is provided with the intermediate lever, the intermediate lever passes through nut fixedly connected with dish spring fixed plate, two be provided with the dish spring between the dish spring. The utility model has the advantages of being scientific and reasonable in structural design, application range is wide, through setting up sensor and dish spring isotructure, has solved the complicated problem that is difficult to operate and measurement of efficiency low of general measuring device structure.
Description
Technical Field
The utility model relates to a measuring machine technical field specifically is a straight stroke executor push-and-pull force measuring device.
Background
The existing methods for measuring the push-pull force of a straight-stroke actuator are roughly divided into two types: one method is to use the lever principle to achieve the purpose of measuring the push-pull force of the product by increasing and decreasing the balance weight at one end. In the mode, the counter weight needs to be changed when the push-pull force is measured, the direction of the lever is changed, and in the measuring process, the angle between the lever and the thrust rod cannot be guaranteed to be vertical all the time, namely, the thrust rod can do some idle work in the moving process, and the efficiency of the whole device is influenced. The other measuring device needs to add an additional hydraulic or pneumatic cylinder as a passive load, and is complex in device, multiple in operation key points and inconvenient to use. Therefore, a push-pull force measuring device of the straight stroke actuator is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a straight stroke executor push-pull force measuring device to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a push-pull force measuring device of a straight stroke actuator comprises a straight stroke actuator to be measured and a base, wherein an instrument display is arranged on the right side of the front surface of the straight stroke actuator to be measured, an upper screw rod is arranged inside the to-be-measured straight stroke actuator, the bottom end of the upper screw rod penetrates through the bracket and is sleeved with a threaded sleeve, a lower screw rod is arranged at the bottom end of the upper screw rod, a connecting block is arranged outside the lower screw rod, a sensor is arranged at the lower side of the connecting block, the bottom of the sensor is provided with a middle rod, the middle rod is fixedly connected with a disc spring fixing plate through a nut, a disc spring is arranged between the two disc spring fixing plates, the right side of the disc spring fixing plate is provided with a first pressing plate which fixedly connects the disc spring fixing plate with the base through a bolt component, and a second pressing plate is arranged on the right side of the to-be-detected straight-stroke actuator and fixedly connected with the support through a bolt assembly.
Preferably, a support column is arranged at the top of the base, and a support is arranged at the top of the support column.
Preferably, the inside of support is provided with the uide bushing, the uide bushing cover is established in the outside of swivel nut, and the uide bushing passes through small-size screw and support fixed connection.
Preferably, the connecting block is fixedly connected with the lower screw rod through a bolt combination.
Preferably, a spacer bush is arranged on the side surface of the middle rod.
Preferably, a fixing screw is arranged and connected inside the disc spring fixing plate, and an adjusting nut is spirally connected to the upper portion of the fixing screw.
Compared with the prior art, the beneficial effects of the utility model are that: the push-pull force measuring device of the straight travel actuator is characterized in that the straight travel actuator to be measured is arranged on a support, then the actuator is started to work, through arranging an instrument display, a force sensor transmits the force to the instrument display after being stressed, the numerical value of the force can be directly read, the device is simple and visual, meanwhile, the instrument is connected to a computer through a data line and software, the numerical value can be displayed on the computer in real time, a curve is recorded, data are stored simultaneously, the device is convenient to use, the efficiency and the measuring accuracy are improved, through arranging structures such as a first pressing plate and a second pressing plate, the whole device can be reinforced, the stability of the device is enhanced, the accuracy and the reliability of the measuring process are ensured, wherein the arrangement of a bottom disc spring can buffer the displacement change caused by the upper force, the force is prevented from directly acting on the sensor, the sensor is damaged, and the length and the group number of the disc springs can be adjusted according to the condition of externally, use convenient and reliable, this device intermediate junction adopts the screw rod, the adjustment of length that stretches out and draws back that can be simple swift, reach the purpose that the straight stroke executor of different strokes can be measured to one set of device, the utility model can turn around the use simultaneously, connect the sensor of wide range, reach one set of device, the purpose of a plurality of configurations, the use of uide bushing, the power of assurance is vertical downwards in the transmission process, be unlikely to take place the unbalance loading, lead to measuring inaccurate or damage the sensor, in addition, the form of arranging of this device dish spring is various, can select by oneself during the use, the suitability of device has been improved.
Drawings
FIG. 1 is a sectional view of the present invention;
FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;
fig. 3 is a second installation structure diagram of the disc spring of the present invention;
fig. 4 is a third installation structure diagram of the disc spring of the present invention.
In the figure: the device comprises a 1 to-be-detected straight-stroke actuator, a 101 base, a 102 supporting column, a 103 support, an 11 instrument display, a 2 upper screw, a 3 guide sleeve, a 4 screw sleeve, a 5 lower screw, a 6 connecting block, a 7 sensor, an 8 middle rod, a 9 spacer bush, a 91 connecting rod, a 92 disc spring, a 921 disc spring fixing plate, a 922 fixing screw, 923 adjusting nuts, a 93 first pressing plate and a 94 second pressing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a push-pull force measuring device of a straight stroke actuator comprises a straight stroke actuator 1 to be measured and a base 101, wherein a supporting column 102 is arranged at the top of the base 101, a support frame 103 is arranged at the top of the supporting column 102, an instrument display 11 is arranged on the right side of the front surface of the straight stroke actuator 1 to be measured, a sensor 7 transmits force to the instrument display 11 after being stressed, the force can be directly read out, the value is concise and visual, meanwhile, the instrument is connected to a computer through a data line and software, the value can be displayed on the computer in real time, a curve can be recorded, data can be stored at the same time, the device is convenient to take and use, the efficiency and the measuring accuracy are improved, an upper screw rod 2 is arranged inside the straight stroke actuator 1 to be measured, the bottom end of the upper screw rod 2 penetrates through the support frame 103 and is sleeved with a screw sleeve 4, a guide sleeve 3, the guide sleeve 3 is used for ensuring that the force is vertically downward in the transmission process, so that the phenomenon of unbalance loading is avoided, the sensor 7 is inaccurate in measurement or damaged, the guide sleeve 3 is sleeved outside the screw sleeve 4, the guide sleeve 3 is fixedly connected with the support 103 through a small screw, the bottom end of the upper screw 2 is provided with the lower screw 5, the outer part of the lower screw 5 is provided with the connecting block 6, the connecting block 6 is fixedly connected with the lower screw 5 through a bolt combination, the lower side of the connecting block 6 is provided with the sensor 7, the bottom of the sensor 7 is provided with the middle rod 8, the device adopts the screw rod for middle connection, the telescopic length can be simply and quickly adjusted, the purpose that one set of device can measure straight stroke actuators with different strokes is achieved, meanwhile, the middle rod 8 can be turned around for use, is connected with the sensor 7 with a large range, and the, for multiple purposes, the spacer 9 is arranged on the side surface of the middle rod 8, the middle rod 8 is fixedly connected with a disc spring fixing plate 921 through a nut, a disc spring 92 is arranged between the two disc spring fixing plates 921, the arrangement of the disc spring 92 at the bottom can buffer the displacement change caused by the upper force, the force is prevented from directly acting on the sensor 7 to damage the sensor 7, meanwhile, the length and the number of the disc spring 92 can be adjusted according to the condition of the applied force, the use is convenient and reliable, in addition, the arrangement form of the disc spring 92 of the device is various, the arrangement form can be selected by self when in use, the applicability of the device is improved, a fixing screw 922 is arranged and connected inside the disc spring fixing plate 921, an adjusting nut 923 is spirally connected on the upper part of the fixing screw 922, a first pressing plate 93 is arranged on the right side of the disc spring fixing plate 921, and the disc spring fixing plate 921 is fixedly connected with the base 101 through a bolt assembly, the right side of the to-be-measured straight-stroke actuator 1 is provided with a second pressing plate 94, the second pressing plate 94 is fixedly connected with the support 103 through a bolt assembly, the whole device can be reinforced through the arrangement of the first pressing plate 93, the second pressing plate 94 and other structures, the stability of the device is enhanced, and therefore the accuracy and the reliability of the measuring process are guaranteed.
The working principle is as follows:
the push-pull force measuring device of the straight stroke actuator is scientific and reasonable in structural design, when the push-pull force measuring device works, the straight stroke actuator 1 to be measured is installed on a support 103, after the actuator is started, force is transmitted to an instrument display 11 through a force sensor 7, the force value can be directly read through a scale mark, meanwhile, the instrument display 11 is connected to a computer through a data line and software, the value can be displayed on the computer in real time, a curve is recorded, data is stored, the adjustment and the use are convenient, the efficiency and the measuring accuracy are improved, the displacement change caused by the upper force can be buffered by the arrangement of a bottom disc spring 92, the force is prevented from directly acting on the sensor 7, the damage to the sensor 7 is caused, the normal use of the device is influenced, the length and the group number of the disc spring 92 can be adjusted according to the condition of external force, the push-pull force measuring device is convenient and reliable to use, the middle rod 8, connect wide range sensor 7, in addition, this device dish spring 92's arrangement form is various, can satisfy multiple operation requirement, increases the usable range of device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a straight stroke executor push-pull force measuring device, includes await measuring straight stroke executor (1) and base (101), its characterized in that: the instrument display (11) is arranged on the right side of the front face of the to-be-detected straight-stroke actuator (1), the upper screw rod (2) is arranged inside the to-be-detected straight-stroke actuator (1), the bottom end of the upper screw rod (2) penetrates through the support (103) and is sleeved with the screw sleeve (4), the bottom end of the upper screw rod (2) is provided with the lower screw rod (5), the outer part of the lower screw rod (5) is provided with the connecting block (6), the lower side of the connecting block (6) is provided with the sensor (7), the bottom of the sensor (7) is provided with the middle rod (8), the middle rod (8) is fixedly connected with the disc spring fixing plate (921) through the nut, the disc spring (92) is arranged between the two disc spring fixing plates (921), the first pressing plate (93) is arranged on the right side of the disc spring fixing plate (921), and the first pressing plate (93) fixedly connects, the right side of the to-be-detected straight-stroke actuator (1) is provided with a second pressing plate (94), and the second pressing plate (94) is fixedly connected with the support (103) through a bolt assembly.
2. The linear actuator push-pull force measurement device of claim 1, wherein: the top of base (101) is provided with support column (102), the top of support column (102) is provided with support (103).
3. The linear actuator push-pull force measurement device of claim 1, wherein: the inner part of the support (103) is provided with a guide sleeve (3), the guide sleeve (3) is sleeved outside the threaded sleeve (4), and the guide sleeve (3) is fixedly connected with the support (103) through a small screw.
4. The linear actuator push-pull force measurement device of claim 1, wherein: the connecting block (6) is fixedly connected with the lower screw rod (5) through a bolt combination.
5. The linear actuator push-pull force measurement device of claim 1, wherein: the side of the middle rod (8) is provided with a spacer bush (9).
6. The linear actuator push-pull force measurement device of claim 1, wherein: the inside setting of dish spring fixed plate (921) is connected with clamping screw (922), the upper portion threaded connection of clamping screw (922) has adjusting nut (923).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020299448.9U CN211452693U (en) | 2020-03-12 | 2020-03-12 | Push-pull force measuring device of straight-stroke actuator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020299448.9U CN211452693U (en) | 2020-03-12 | 2020-03-12 | Push-pull force measuring device of straight-stroke actuator |
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| CN211452693U true CN211452693U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020299448.9U Active CN211452693U (en) | 2020-03-12 | 2020-03-12 | Push-pull force measuring device of straight-stroke actuator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114264459A (en) * | 2021-12-09 | 2022-04-01 | 北京特种机械研究所 | Movable loading test bed |
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2020
- 2020-03-12 CN CN202020299448.9U patent/CN211452693U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114264459A (en) * | 2021-12-09 | 2022-04-01 | 北京特种机械研究所 | Movable loading test bed |
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