CN220525527U - Self-control drawing instrument - Google Patents
Self-control drawing instrument Download PDFInfo
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- CN220525527U CN220525527U CN202321709856.7U CN202321709856U CN220525527U CN 220525527 U CN220525527 U CN 220525527U CN 202321709856 U CN202321709856 U CN 202321709856U CN 220525527 U CN220525527 U CN 220525527U
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- hydraulic cylinder
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- pressure sensor
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- plunger
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- 238000001514 detection method Methods 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- 238000005491 wire drawing Methods 0.000 claims abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses an automatic control type drawing instrument which comprises a drawing detection mechanism and a control mechanism, wherein the drawing detection mechanism comprises a reaction frame, a first hydraulic cylinder, a pressure sensor and a loading rod, the first hydraulic cylinder is arranged on the reaction frame, the top end of a first plunger of the first hydraulic cylinder is connected with the pressure sensor, the loading rod penetrates through the pressure sensor and the first hydraulic cylinder, and a wire drawing encoder is arranged on the side face of the first hydraulic cylinder; the control mechanism comprises a second hydraulic cylinder, a hydraulic driving assembly, a driving rod and a servo motor, wherein the first hydraulic cylinder is communicated with the second hydraulic cylinder through an oil delivery pipe, a second plunger of the second hydraulic cylinder is connected with the driving rod, the driving rod is connected with the hydraulic driving assembly, and the servo motor controls the hydraulic driving assembly to work. According to the utility model, the servo motor and the hydraulic driving assembly are utilized to accurately control the loading speed and the loading force, and the drawing test of the fasteners such as anchor bolts, screws and the like is realized through an automatic control hydraulic technology.
Description
Technical Field
The utility model relates to the technical field of pullers, in particular to an automatic control puller.
Background
The anchor rod drawing instrument is one kind of spot detecting instrument essential for quality inspection unit and is used mainly in detecting the anchoring force of various anchor rods, reinforcing steel bars, etc. Patent 2017215434765 discloses an anchor bolt drawing tester which consists of a displacement sensor, a loading rod, an adjusting bolt, a jack, a pressure sensor, a digital load meter, a motor, a pressure gauge, a control valve, an oil inlet and outlet pipe, an oil tank, an oil control valve and the like. Although the structure changes the manual oil pump into the high-pressure electric oil pump, the operation is simple and convenient, when the manual oil pump is used, a worker still needs to adjust the oil quantity of the oil way by controlling various valves, the loading speed of the drawing force can not be accurately controlled, and the manual oil pump is still very troublesome to use.
Disclosure of Invention
In order to solve the problems, the utility model provides the self-control drawing instrument, which realizes drawing test of various fasteners in an automatic hydraulic control mode, and the test result is more accurate.
For this purpose, the technical scheme of the utility model is as follows: the automatic control type drawing instrument comprises a drawing detection mechanism and a control mechanism, wherein the drawing detection mechanism comprises a reaction frame, a first hydraulic cylinder, a pressure sensor and a loading rod, the first hydraulic cylinder is installed on the reaction frame, the top end of a first plunger of the first hydraulic cylinder is connected with the pressure sensor, the loading rod penetrates through the pressure sensor and the first hydraulic cylinder, and a wire drawing encoder is arranged on the side face of the first hydraulic cylinder; the control mechanism comprises a second hydraulic cylinder, a hydraulic driving assembly, a driving rod and a servo motor, wherein the first hydraulic cylinder is communicated with the second hydraulic cylinder through an oil delivery pipe, a second plunger of the second hydraulic cylinder is connected with the driving rod, the driving rod is connected with the hydraulic driving assembly, and the servo motor controls the hydraulic driving assembly to work.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the pressure sensor outside is equipped with a fixed frock, installs a anchor clamps on the reaction frame, fixes the encoder of acting as go-between on the anchor clamps, and the other end of the response rope of the encoder of acting as go-between is installed on fixed frock.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: and a lock nut is arranged above the pressure sensor, a loading rod penetrates through the lock nut, and a cylindrical anchor plate is arranged below the loading rod.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the control mechanism comprises a frame, a second hydraulic cylinder is arranged in the frame, and a plurality of vertical columns are arranged in the frame; a first positioning plate and a second positioning plate are fixedly arranged on a second plunger of the second hydraulic cylinder, and two sides of the first positioning plate and two sides of the second positioning plate are sleeved on the upright post; the driving rod is connected with the first locating plate and drives the second plunger, the first locating plate and the second locating plate to move up and down.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the side of the frame is provided with a first limit switch and a second limit switch, and the first limit switch and the second limit switch are respectively matched with the first locating plate and the second locating plate.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the side of the frame is provided with an emergency stop button, a display screen and a controller, and the controller controls the servo motor to work.
After the instrument is started, parameters are adjusted on a display screen, an operation button is clicked, a controller controls a servo motor to operate, a hydraulic driving assembly is driven to operate, the hydraulic driving assembly drives a second plunger of a second hydraulic cylinder to move downwards through a driving rod, oil is pressed into a first hydraulic cylinder, the first plunger of the first hydraulic cylinder moves upwards, a loading rod is driven to ascend, and finally an anchor bolt is pulled up.
Compared with the prior art, the utility model has the beneficial effects that:
1. the servo motor and the hydraulic driving assembly are utilized to control the plunger piston of the second hydraulic cylinder to move up and down, so that the displacement of the plunger piston of the second hydraulic cylinder can be accurately controlled, the loading speed and the loading force of the plunger piston of the first hydraulic cylinder are controlled, and the drawing test of fasteners such as anchor bolts, screws and the like is realized through an automatic control hydraulic technology;
2. the pressure sensor is provided with a lock nut, the lock nut can limit the displacement of the loading rod, and the loading rod is prevented from sliding down too much in the loading process;
3. a stay wire encoder is arranged on the side surface of the first hydraulic cylinder and can be used for measuring the travel of the hydraulic cylinder so as to realize accurate control;
4. the upper limit switch and the lower limit switch are arranged on the frame and can be used for sensing the positions of the first locating plate and the second locating plate and limiting and protecting the second hydraulic cylinder.
Drawings
The following is a further detailed description of embodiments of the utility model with reference to the drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a drawing detection mechanism according to the present utility model;
fig. 3 is a schematic structural view of the control mechanism of the present utility model.
Marked in the figure as: the drawing detection mechanism 1, the control mechanism 2, the loading rod 3, the locking nut 4, the fixing tool 5, the pressure sensor 6, the first hydraulic cylinder 7, the wire drawing encoder 8, the clamp 9, the fixing support 10, the reaction frame 11, the cylindrical anchor plate 12, the oil pipe 13, the frame 14, the emergency stop button 15, the display screen 16, the positioning plate 17, the positioning plate fixing base 18, the center base 19, the driving rod 20, the hydraulic driving assembly 21, the servo motor 22, the limit switch 23, the upright post 24 and the second hydraulic cylinder 25.
Detailed Description
In the description of the present utility model, it should be noted that, for the azimuth words such as the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, only for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and should not be construed as limiting the specific protection scope of the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first", "a second" feature may explicitly or implicitly include one or more of such feature, and in the description of the present utility model, the meaning of "a number", "a number" is two or more, unless otherwise specifically defined.
See the drawings. The automatic control type drawing instrument comprises a drawing detection mechanism 1 and a control mechanism 2, wherein the drawing detection mechanism 1 comprises a counter-force frame 11, four support columns of the counter-force frame 11 are uniformly distributed in circumference, a fixed support 10 is arranged above the counter-force frame, a first hydraulic cylinder 7 is arranged above the fixed support 10, the top end of a first plunger of the first hydraulic cylinder is connected with a pressure sensor, and a fixed tool 5 is arranged on the periphery of the pressure sensor 6; the fixture 9 is arranged on the fixed support 10, the stay wire encoder 8 is fixed on the fixture 9, and the other end of the induction rope of the stay wire encoder 8 is arranged on the fixed tool 5.
The center of the first hydraulic cylinder 7 is provided with a through hole, the loading rod 3 penetrates through the center through hole of the first hydraulic cylinder 7, the lock nut 4 is arranged above the pressure sensor 6, the loading rod 3 penetrates through the lock nut 4, and a cylindrical anchor plate 12 is arranged below the loading rod 3. The lock nut 4 can limit the displacement of the loading rod 3, and prevent the loading rod 3 from sliding down too much in the loading process.
The control mechanism 2 is provided with a frame 14, the frame 14 comprises a base, a left side frame and a right side frame, a second hydraulic cylinder 25 is arranged above the base, four upright posts 24 are arranged around the base, and two ends of an oil pipe 13 are connected with the first hydraulic cylinder 7 and the second hydraulic cylinder 25. Two positioning plates 17 are arranged above the second hydraulic cylinder 25, two positioning plate fixing bases 18 are arranged on the positioning plates 17, a central base 19 is arranged in a central hole of the upper positioning plate 17, a driving rod 20 is connected above the central base 19, a hydraulic driving assembly 21 is arranged above the driving rod 20, a servo motor 22 is arranged on the right side of the hydraulic driving assembly 21, the servo motor 22 controls the hydraulic driving assembly 21 to work, and the hydraulic driving assembly 21 drives a second column of the second hydraulic cylinder 25 to move up and down through the driving rod 20, and in the moving process, the two positioning plates are driven to move up and down; the right side frame of the frame 14 is provided with two limit switches 23 for limiting and protecting the second hydraulic cylinder.
The left side frame of the stand 14 is provided with an emergency stop button 15, a display screen 16 and a controller, an operation interface and various buttons are arranged on the display screen, and the controller controls the servo motor to work normally according to the triggering condition of the buttons.
After the instrument is started, parameters are adjusted on a display screen, an operation button is clicked, a controller controls a servo motor to operate, a hydraulic driving assembly is driven to operate, and the hydraulic driving assembly drives a second plunger of a second hydraulic cylinder to move downwards through a driving rod, so that oil is pressed into a first hydraulic cylinder, the first plunger of the first hydraulic cylinder moves upwards, a loading rod is driven to ascend, and finally an anchor bolt is pulled up.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (6)
1. An automatic control type drawing instrument is characterized in that: the device comprises a drawing detection mechanism and a control mechanism, wherein the drawing detection mechanism comprises a reaction frame, a first hydraulic cylinder, a pressure sensor and a loading rod, the first hydraulic cylinder is arranged on the reaction frame, the top end of a first plunger of the first hydraulic cylinder is connected with the pressure sensor, the loading rod penetrates through the pressure sensor and the first hydraulic cylinder, and a wire drawing encoder is arranged on the side face of the first hydraulic cylinder; the control mechanism comprises a second hydraulic cylinder, a hydraulic driving assembly, a driving rod and a servo motor, wherein the first hydraulic cylinder is communicated with the second hydraulic cylinder through an oil delivery pipe, a second plunger of the second hydraulic cylinder is connected with the driving rod, the driving rod is connected with the hydraulic driving assembly, and the servo motor controls the hydraulic driving assembly to work.
2. A self-controlled puller as set forth in claim 1 wherein: the pressure sensor outside is equipped with a fixed frock, installs a anchor clamps on the reaction frame, fixes the encoder of acting as go-between on the anchor clamps, and the other end of the response rope of the encoder of acting as go-between is installed on fixed frock.
3. A self-controlled puller as set forth in claim 1 wherein: and a lock nut is arranged above the pressure sensor, a loading rod penetrates through the lock nut, and a cylindrical anchor plate is arranged below the loading rod.
4. A self-controlled puller as set forth in claim 1 wherein: the control mechanism comprises a frame, a second hydraulic cylinder is arranged in the frame, and a plurality of vertical columns are arranged in the frame; a first positioning plate and a second positioning plate are fixedly arranged on a second plunger of the second hydraulic cylinder, and two sides of the first positioning plate and two sides of the second positioning plate are sleeved on the upright post; the driving rod is connected with the first locating plate and drives the second plunger, the first locating plate and the second locating plate to move up and down.
5. A self-controlled puller as set forth in claim 4 wherein: the side of the frame is provided with a first limit switch and a second limit switch, and the first limit switch and the second limit switch are respectively matched with the first locating plate and the second locating plate.
6. A self-controlled puller as set forth in claim 4 wherein: the side of the frame is provided with an emergency stop button, a display screen and a controller, and the controller controls the servo motor to work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321709856.7U CN220525527U (en) | 2023-06-30 | 2023-06-30 | Self-control drawing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321709856.7U CN220525527U (en) | 2023-06-30 | 2023-06-30 | Self-control drawing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220525527U true CN220525527U (en) | 2024-02-23 |
Family
ID=89927942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321709856.7U Active CN220525527U (en) | 2023-06-30 | 2023-06-30 | Self-control drawing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220525527U (en) |
-
2023
- 2023-06-30 CN CN202321709856.7U patent/CN220525527U/en active Active
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