CN210376005U - Intelligent steel bar bending test device - Google Patents
Intelligent steel bar bending test device Download PDFInfo
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- CN210376005U CN210376005U CN202020307588.6U CN202020307588U CN210376005U CN 210376005 U CN210376005 U CN 210376005U CN 202020307588 U CN202020307588 U CN 202020307588U CN 210376005 U CN210376005 U CN 210376005U
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Abstract
The utility model provides an intelligence reinforcing bar bending test device, it includes workstation, forward bending mechanism, backward bending mechanism, branch roller subassembly and automated control system, forward bending mechanism and backward bending mechanism control set up relatively in on the workstation, branch roller subassembly is located between forward bending mechanism and the backward bending mechanism, including being used for centre gripping testpieces and gliding first branch roller and second branch roller around can, automated control system includes automatic span control module and bending angle control module, can realize the real-time supervision and the automatic adjustment of first branch roller and second branch roller interval and testpieces bending angle.
Description
Technical Field
The utility model relates to a metal bending property check out test set, in particular to intelligence reinforcing bar bending test device.
Background
In a reinforced concrete structure, concrete mainly plays a role of compression resistance, and steel bars mainly play a role of tension resistance. The mechanical reaction of a reinforced concrete structure depends to a large extent on the material properties of the reinforced concrete. The performance of the steel bar is mainly measured by a tensile test, a bending test and the like. The bending test is performed to examine the ability of a steel material to withstand a predetermined bending deformation, and defects thereof can be observed. The bending test of the reinforcing steel bars needs to be completed on a special testing machine or a special pressing machine, and the existing bending devices comprise a supporting roller type bending device, a V-shaped die type bending device, a vice type bending device, a turning plate type bending device and the like. The device has no direct angle measuring mechanism, the bending angle has errors, and the span can not be automatically adjusted according to the size of the steel bar.
Disclosure of Invention
For solving the technical problem, the utility model provides an intelligence steel bar bending test device, it can be according to the size automatically regulated span of reinforcing bar to be equipped with angle measurement device, realize the accuracy and the real-time supervision of steel bar bending angle, thereby realize the experiment automation of just, back pressure and 180 crooked of steel bar bending experiment.
The utility model provides an intelligence reinforcing bar bending test device, including workstation, forward bending mechanism, reverse bending mechanism, branch roller subassembly and automated control system, forward bending mechanism and reverse bending mechanism control set up relatively in on the workstation, branch roller subassembly is located between forward bending mechanism and the reverse bending mechanism, including the first roller and the second roller that are used for centre gripping testpieces, first roller and second roller slide around can, and this automated control system includes automatic span control module and crooked angle control module, can realize the real-time supervision and the automatic adjustment of first roller and second roller interval and testpieces bending angle.
In one embodiment, the work bench is a frame-like structure consisting of four wall panels and a bedplate.
In one embodiment, the worktable is provided with a guide mechanism which is arranged on a worktable plate of the worktable by two groups of guide groove plates.
In one embodiment, the positive-pressure bending mechanism comprises a positive-pressure oil cylinder and a punch assembly, wherein a cylinder body of the positive-pressure oil cylinder penetrates through the left wall plate and is fixedly connected with the left wall plate, a guide rod of the positive-pressure punch is installed on a telescopic shaft of the cylinder body of the positive-pressure oil cylinder, and a punch is installed on the guide rod of the positive-pressure punch and faces the direction of the reverse bending mechanism.
In one embodiment, the backward bending mechanism comprises a backward press cylinder and a punch assembly, wherein a cylinder body of the backward press cylinder penetrates through the right wall plate and is fixedly connected with the right wall plate, a guide rod of the backward press punch is arranged on a telescopic shaft of the cylinder body of the backward press cylinder, and a punch is arranged on the guide rod of the backward press punch, and the punch faces the direction of the forward bending mechanism.
In one embodiment, the roller assembly further comprises a screw rod, the screw rod is mounted on the front wall plate and the rear wall plate and penetrates through the rear wall plate, the outer side of the rear wall plate is connected with the speed reducer, and the screw rod is driven by the speed reducer.
In one embodiment, the automatic span control module comprises a PLC control module, a driver, a servo motor and a span encoder, wherein the servo motor and the span encoder are respectively connected with a speed reducer which is driven by the servo motor.
In one embodiment, the roller assembly further comprises two roller guide shafts, the two roller guide shafts are mounted on the front wall plate and the rear wall plate and provided with roller sliding seats, and the first roller and the second roller are respectively mounted on the roller sliding seats and can freely rotate on the roller sliding seats.
In one embodiment, the bend angle control module includes a PLC control module and an angle encoder mounted on the roller carriage.
In one embodiment, the first support roller and the second support roller are provided with jaws, in which backing plates of different thicknesses are fitted, and on the upper end of which a clamping plate is fitted.
The utility model discloses an intelligence reinforcing bar bending test device can the automatic calculation and the automatic adjustment span, after the adjustment span, control panel can the required core bending specification of automatic display, select the core bending, lay reinforcing bar test piece after, can the key begin test, later control system automatic operation, do not need the manual work to go the operation until experimental end, can show bending angle and span in real time in the testing process, manual reading accommodate error and calculation error have been avoided, and once can accomplish multiunit reinforcing bar bending test simultaneously, the work efficiency is greatly improved.
Drawings
Fig. 1 is a schematic diagram of the right-view structure of the testing device of the present invention.
Fig. 2 is a schematic view of the bottom structure of the testing device of the present invention.
Fig. 3 is a schematic diagram of the right-view internal structure of the testing device after the external frame is removed.
Fig. 4 is a schematic diagram of the left-view internal structure of the testing device after the external frame is removed.
Fig. 5 is a schematic view of the internal structure of the testing device with the external frame removed.
Fig. 6 is a diagram of an automated control system according to the present invention.
In the figure: 101. a front wall panel; 102. a rear wall panel; 103. a left wall panel; 104. a right wall panel; 105. an upper cross beam; 106. a platen; 108. 109, guide groove plates; 110. a positive pressure cylinder body; 111. a positive pressure punch guide rod; 112. a positive pressure guide plate; 113. a positive pressure punch; 114. a back pressure oil cylinder body; 115. a counter-pressure punch guide; 116. a back pressure guide plate; 117. back-pressing the punch; 118. back-pressing the pin shaft of the punch; 119. 120, a support roller; 121. 122, a roller slide seat; 123. 124, a backing plate; 125. 126, a clamping plate; 127. 128, an angle encoder; 131. 132, a support roller guide shaft; 133. a screw rod; 134. 135, a bearing; 136. a speed reducer; 137. a servo motor; 138. a span encoder; 139. and (4) a flange.
Detailed Description
The following describes in more detail embodiments of the present invention with reference to the schematic drawings. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
The utility model discloses an intelligence reinforcing bar bending test device includes workstation, guiding mechanism, forward bending mechanism, reverse bending mechanism, branch roller subassembly and automated control system.
As shown in fig. 1-5, the workbench of the present invention is a frame structure assembled by four wallboards (101, 102, 103, 104), an upper beam (105) and a bedplate (106).
The workbench is provided with a guide mechanism which is arranged on a workbench bedplate (106) of the workbench through two groups of guide groove plates (108, 109) and can guide the positive and negative bending mechanisms.
The forward bending mechanism and the reverse bending mechanism are arranged oppositely left and right to realize bending tests in forward and reverse directions.
Positive pressure bending mechanism includes positive pressure hydro-cylinder and drift subassembly, left wallboard (103) are passed to positive pressure hydro-cylinder body (110), and with left wallboard (103) fixed connection, install on the telescopic shaft of positive pressure hydro-cylinder body (110) positive pressure drift guide arm (111), positive pressure drift (113) are installed on positive pressure drift guide arm (111), the orientation is bent the direction of mechanism and can be freely, conveniently change, positive pressure deflector (112) are installed to the below of positive pressure drift guide arm (111), this positive pressure deflector (112) can drive positive pressure drift guide arm (111) and remove in guiding mechanism.
The reverse press bending mechanism comprises a reverse press oil cylinder and a punch assembly, a reverse press oil cylinder body (114) penetrates through a right wall plate (104) and is fixedly connected with the right wall plate (104), a reverse press punch guide rod (115) is installed on a telescopic shaft of the reverse press oil cylinder body (114), a reverse press punch (117) is installed on the reverse press punch guide rod (115) and is fixedly connected with a reverse press punch pin shaft (118), the reverse press bending mechanism can move towards the forward press bending mechanism and can be freely and conveniently replaced, a reverse press guide plate (116) is installed below the reverse press punch guide rod (115), and the reverse press guide plate (116) can drive the reverse press punch guide rod (115) to move in a guide mechanism.
A supporting roller assembly is arranged on a workbench bedplate (106) between the front wall plate and the rear wall plate (101 and 102), the supporting roller assembly is positioned between the forward bending mechanism and the reverse bending mechanism, particularly, an opening is formed in the workbench bedplate (106) between the front wall plate and the rear wall plate (101 and 102), and the supporting roller assembly is arranged at the opening position of the workbench bedplate (106) to realize the forward and backward sliding of the supporting roller assembly. The roller supporting component comprises a screw rod (133) with different rotation directions, two ends of the screw rod (133) are arranged on the front wall plate (101) and the rear wall plate (102) through bearings (134, 135), meanwhile, two supporting roller guide shafts (131, 132) are also arranged on the front wall plate and the rear wall plate (101, 102), a screw rod (133) penetrates through the rear wall plate (102), the outer side of the back wall plate (102) is connected with a worm gear speed reducer (136), the screw rod (133) is driven by the worm gear speed reducer (136), the worm gear speed reducer (136) is connected with a servo motor (137), the worm gear speed reducer (136) is driven by the servo motor (137), and the worm gear reducer (136) is connected with a span encoder (138) through a flange (139), therefore, the rotation of the screw rod (133) is precisely controlled through the span encoder (138), and the precise rotation of the screw rod (133) further realizes the automatic adjustment of the span. The two supporting roller guide shafts (131, 132) are provided with supporting roller sliding seats (121, 122), a first supporting roller and a second supporting roller (119, 120) are respectively installed on the supporting roller sliding seats (121, 122), the front supporting roller and the rear supporting roller (119, 120) can freely rotate on the supporting roller sliding seats (121, 122), angle encoders (127, 128) are installed on the supporting roller sliding seats (121, 122) through installing supports, and the angle encoders (127, 128) can accurately control the rotating angles of the supporting rollers (119, 120), so that the accurate and real-time monitoring of the bending angles of the reinforcing steel bars is realized. Be equipped with on branch roller (119, 120) and keep silent, in branch roller (119, 120) pincers, be furnished with backing plate (123, 124) of different thickness to different reinforcing bar diameters, be furnished with cardboard (125, 126) on keeping silent, both convenient unloading can realize the security of reinforcing bar bending test process again, and once can accomplish multiunit reinforcing bar bending test simultaneously, has improved work efficiency greatly.
As shown in fig. 6, the utility model discloses an automatic control system realizes the automation mechanized operation to can accomplish multiunit reinforcing bar bending test simultaneously, can show bending angle and span in real time, improve work efficiency and experimental degree of accuracy greatly. The automated control system includes an automatic span control module and a bend angle control module. Automatic span control module includes PLC control module, a mode transmission driver for with the communication with the control requirement, the driver drives servo motor operation as required, servo motor is used for driving the lead screw operation, thereby realize the adjustment of a rod interval, the span encoder, a rod interval actual value is gathered, then feed back PLC control module, PLC control module compares motor actual position according to the information of feedback, the comparison result is used for readjusting a rod interval, can accurate control a rod interval value through this kind of closed-loop control mode.
Bending angle control module includes PLC control module, be used for controlling just, the operation of back pressure hydro-cylinder, just, back pressure hydro-cylinder drive just back pressure drift guide arm is concertina movement, the reinforcing bar work piece of pressing from both sides in the middle of a rod is just, the effect of back pressure hydro-cylinder is crooked down, reinforcing bar work piece is in case crooked, the rod can take place rotatoryly around the work piece both ends, and angle encoder, the angle encoder of installing at the rod lower extreme sends rotatory angle information for PLC control module, PLC control module readjusts just according to the information of feedback, the operation of back pressure hydro-cylinder, thereby can the bending angle of accurate control reinforcing bar work piece.
The utility model discloses an intelligence reinforcing bar bending test device selects reinforcing bar brand and diameter at automated control system's control panel, after the relevant experimental parameter of input, automated control system can the automatic calculation crooked span, and can the automatic adjustment span, after the adjustment span, control panel can the required core bending specification of automatic display, select the core bending, lay reinforcing bar testpieces after, can one key begin the experiment, later control system automatic operation, do not need the manual work to go the operation until experimental completion, can show bending angle and span in real time in the testing process, bending angle is accuracy directly perceived, manual reading accommodate error and calculation error have been avoided.
The foregoing is merely a preferred embodiment of the present application to enable one skilled in the art to understand or implement the invention of the present application. Various modifications and combinations of the embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an intelligence reinforcing bar bending test device, a serial communication port, the device includes workstation, forward mechanism, backward mechanism, a roller subassembly and automated control system that bends, forward bend the mechanism with backward bend about the mechanism set up relatively in on the workstation, a roller subassembly is located forward bend the mechanism with backward bend between the mechanism, including the first roller and the second roller that are used for centre gripping testpieces, first roller and second roller slide around can, automated control system includes automatic span control module and bending angle control module, automated control system can realize first roller and second roller interval and the real-time supervision and the automatic adjustment of testpieces bending angle.
2. The bend testing apparatus of claim 1, wherein said table is a frame-like structure formed by four wall panels and a deck.
3. The bending test apparatus according to claim 2, wherein a guide mechanism is provided on the table, and the guide mechanism is mounted on the table plate by two sets of guide groove plates.
4. The bending test device according to claim 2, wherein the positive-pressure bending mechanism comprises a positive-pressure oil cylinder and a punch assembly, the positive-pressure oil cylinder body penetrates through the left wall plate and is fixedly connected with the left wall plate, a positive-pressure punch guide rod is installed on a telescopic shaft of the positive-pressure oil cylinder body, a punch is installed on the positive-pressure punch guide rod, and the punch faces the direction of the reverse-pressure bending mechanism.
5. The bending test apparatus according to claim 2, wherein the backward bending mechanism comprises a back pressure cylinder and a punch assembly, the back pressure cylinder penetrates through the right wall plate and is fixedly connected with the right wall plate, a back pressure punch guide rod is mounted on a telescopic shaft of the back pressure cylinder, a punch is mounted on the back pressure punch guide rod, and the punch faces the direction of the forward bending mechanism.
6. The bending test apparatus according to claim 2, wherein the roller assembly further comprises a lead screw, the lead screw is mounted on the front and rear wall plates and passes through the rear wall plate, and is connected with a speed reducer outside the rear wall plate, and the lead screw is driven by the speed reducer.
7. The bending test apparatus according to claim 6, wherein the automatic span control module comprises a PLC control module, a driver, a servo motor and a span encoder, the servo motor and the span encoder are respectively connected with the speed reducer, and the speed reducer is driven by the servo motor.
8. The bending test apparatus according to claim 2, wherein the roller assembly further comprises two roller guide shafts, the two roller guide shafts are mounted on the front and rear wall plates and provided with roller slide seats, and the first roller and the second roller are respectively mounted on the roller slide seats and can freely rotate on the roller slide seats.
9. The bend testing apparatus of claim 8, wherein the bend angle control module comprises a PLC control module and an angle encoder, the angle encoder being mounted on the roller carriage.
10. The bending test device according to claim 1, wherein the first support roller and the second support roller are provided with jaws, backing plates with different thicknesses are arranged in the jaws, and a clamping plate is arranged at the upper end of the jaws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020307588.6U CN210376005U (en) | 2020-03-13 | 2020-03-13 | Intelligent steel bar bending test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020307588.6U CN210376005U (en) | 2020-03-13 | 2020-03-13 | Intelligent steel bar bending test device |
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| CN210376005U true CN210376005U (en) | 2020-04-21 |
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| CN202020307588.6U Active CN210376005U (en) | 2020-03-13 | 2020-03-13 | Intelligent steel bar bending test device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274834A (en) * | 2019-07-30 | 2019-09-24 | 湖北万测试验设备有限公司 | Horizontal-type steel bar Apparatus for Bending at low-temp |
| CN113369412A (en) * | 2021-06-24 | 2021-09-10 | 中铁十一局集团桥梁有限公司 | Method, device and equipment for bending steel bar and readable storage medium |
-
2020
- 2020-03-13 CN CN202020307588.6U patent/CN210376005U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274834A (en) * | 2019-07-30 | 2019-09-24 | 湖北万测试验设备有限公司 | Horizontal-type steel bar Apparatus for Bending at low-temp |
| CN110274834B (en) * | 2019-07-30 | 2024-07-26 | 湖北万测试验设备有限公司 | Horizontal steel bar bending test machine |
| CN113369412A (en) * | 2021-06-24 | 2021-09-10 | 中铁十一局集团桥梁有限公司 | Method, device and equipment for bending steel bar and readable storage medium |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An intelligent steel bar bending test device Granted publication date: 20200421 Pledgee: Bank of China Limited Nanjing Jiangbei New Area Branch Pledgor: NANJING YANHUA INTELLIGENT TECHNOLOGY Co.,Ltd. Registration number: Y2024980041970 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |