CN110977852A - Coaxial cable assembly dismounting electric torque wrench - Google Patents
Coaxial cable assembly dismounting electric torque wrench Download PDFInfo
- Publication number
- CN110977852A CN110977852A CN201911121284.9A CN201911121284A CN110977852A CN 110977852 A CN110977852 A CN 110977852A CN 201911121284 A CN201911121284 A CN 201911121284A CN 110977852 A CN110977852 A CN 110977852A
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- gear
- coaxial cable
- torque wrench
- cable assembly
- switch
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
- B25B23/147—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses a coaxial cable assembly disassembly and assembly electric torque wrench, which comprises: the head part working mechanism, the driving mechanism, the switch control mechanism, the induction sensor and the shell mechanism; the driving mechanism and the induction sensor are arranged inside the shell mechanism; the head working mechanism is arranged at the front end of the shell mechanism and is connected with a driving mechanism arranged in the shell mechanism; the switch control mechanism is arranged at the front end of the shell mechanism to control the coaxial cable assembly dismounting electric torque wrench to start, pause and work mode switching. The invention improves the testing efficiency of the cable assembly, particularly solves the bottleneck process restricting the cable testing, can effectively improve the working efficiency of cable disassembly and assembly, and can reduce the average testing time of a single cable to 3.2 minutes.
Description
Technical Field
The invention belongs to the technical field of clamping tools, and particularly relates to an electric torque wrench for assembling and disassembling a coaxial cable assembly.
Background
In the current satellite model development process, the situation of multi-model parallel development is presented, a large-scale communication satellite may have hundreds or thousands of coaxial cables, and the coaxial cables need to be tested before being loaded in a cabin. Traditional test is through manual connection back, and reuse mechanical type moment spanner fastens, dismantles other cable subassemblies of change after the test is accomplished again, and efficiency is very low, wastes time and energy.
The process for obtaining test data for a cable generally proceeds as follows: identification number → installation → joint fastening → test → waveform adjustment → image storage → recorded data → disassembly and assembly. Through long-term statistics, the average time consumed for testing one radio frequency cable assembly is 7.5 minutes, and cable connection and disassembly are the processes which take the most time for single testing.
The coaxial cable assembly consists of a cable and connectors at two ends, and the middle cable can be divided into a semi-steel cable and a flexible cable according to the material; the connectors at two ends are of a regular hexagonal columnar structure with the width of 8mm, and can be divided into SMA heads, 2.92mm heads and 3.5mmm heads according to different frequency bands, and the fastening torque is 0.8N-1.2N according to the industry standard.
After extensive research on the market, no electrodynamic torque wrench of this type is currently available on the market. When the coaxial cable is tested and connected, the tested cable needs to be connected to the calibration cable, the coaxial cable is in a fastening mode of rotating around a shaft for non-axial torque fastening, and the coaxial cable is an axial fastening electric tool on the market, so that the coaxial cable cannot be used in a cable testing link.
Disclosure of Invention
The technical problem of the invention is solved: the defects of the prior art are overcome, the coaxial cable assembly dismounting electrodynamic torque wrench is provided, the cable assembly testing efficiency is improved, the bottleneck process restricting the cable testing is particularly solved, the cable dismounting working efficiency can be effectively improved, and the average single testing time can be reduced to 3.2 minutes.
In order to solve the above technical problem, the present invention discloses an electric torque wrench for assembling and disassembling a coaxial cable assembly, comprising: the head part working mechanism, the driving mechanism, the switch control mechanism, the induction sensor and the shell mechanism;
the driving mechanism and the induction sensor are arranged inside the shell mechanism; the head working mechanism is arranged at the front end of the shell mechanism and is connected with a driving mechanism arranged in the shell mechanism; the switch control mechanism is arranged at the front end of the shell mechanism to control the coaxial cable assembly dismounting electric torque wrench to start, pause and work mode switching.
In the above coaxial cable assembly disassembly and assembly electric torque wrench, the driving mechanism includes: the system comprises a power adapter, a power panel, a motor driving board, a main control board and a direct current speed reduction motor;
the output shaft of the direct current gear motor is connected with the head working mechanism; one end of the direct current speed reduction motor, which is far away from the output shaft, is sequentially connected with the main control board, the motor drive board, the power board and the power adapter.
In the above coaxial cable assembly disassembly and assembly electric torque wrench, the head working mechanism includes: the device comprises a gear combination, a bevel gear combination, a cover plate and a retainer; wherein, the bevel gear combination, include: a bevel gear I and a bevel gear II;
the gear combination is horizontally arranged on the retainer and is limited by the cover plate; the bevel gear I is fixedly connected with a starting end gear in the gear combination; the bevel gear II is fixed on an output shaft of the direct current speed reducing motor; the tooth ends of the bevel gear I and the bevel gear II are meshed at an angle of 90 degrees.
In the above coaxial cable assembly disassembly and assembly electric torque wrench, the switch control mechanism includes: a positive and negative toggle switch and a starting switch;
positive and negative toggle switch includes: a dial knob controller and a dial knob; the poking button is used for controlling the on/off of the poking button switch controller; a start switch, comprising: starting a controller, a spring and a switch button; wherein, the switch button controls the on/off of the starting controller through a spring.
In the coaxial cable assembly dismounting electric torque wrench, the induction sensor is arranged in the shell mechanism below the retainer, so that the position positioning of the head working mechanism is realized, and the zero returning operation is completed.
In the above coaxial cable assembly dismouting electric torque wrench, the gear combination includes: the head gear, the driven gear I, the driven gear II and the starting end gear;
the head gear is provided with a working notch; the driven gear I and the driven gear II have the same structure; the head gear is meshed with the starting gear through a driven gear I and a driven gear II; the starting gear is fixedly connected with the bevel gear I.
In the coaxial cable assembly disassembly and assembly electrodynamic torque wrench, after the coaxial cable assembly disassembly and assembly electrodynamic torque wrench supplies power, the forward rotation and the reverse rotation of a direct current speed reducing motor in a driving mechanism are controlled by a forward-reverse poking torsion switch in an idle state; when the toggle button of the positive and negative toggle switch is toggled to the left side and the switch button is continuously in a pressing state, the head working mechanism continuously rotates clockwise; when the toggle button of the positive and negative toggle button is toggled to the right side and the switch button is continuously in a pressing state, the head working mechanism continuously rotates anticlockwise.
In the coaxial cable assembly disassembly and assembly electric torque wrench, after the switch button is continuously pressed twice, the boss arranged at the lower end of the head gear in the head working mechanism automatically stops when rotating to the position of the induction sensor, and the working notch on the head gear faces to the right front to realize the zero return operation.
In the above coaxial cable assembly disassembly and assembly electric torque wrench, the housing mechanism includes: a right housing and a left housing; wherein, the right shell and the left shell are buckled together and fastened by screws.
In the above-mentioned coaxial cable assembly dismouting electric torque spanner, the inductive pick-up is 2cm long, diameter 1 mm's slim rod.
The invention has the following advantages:
the invention improves the testing efficiency of the cable assembly, particularly solves the bottleneck process restricting the cable testing, can effectively improve the working efficiency of cable disassembly and assembly, and can reduce the average testing time of a single cable to 3.2 minutes.
Drawings
FIG. 1 is an assembled schematic view of a coaxial cable assembly disassembled electrodynamic torque wrench according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a bevel gear assembly in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a gear assembly according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the embodiments of the present invention will be described in detail with reference to the accompanying drawings.
In this embodiment, a coaxial cable assembly dismounting electric torque wrench is disclosed, which specifically includes: head operating device, actuating mechanism, switch control mechanism, inductive pick-up and shell mechanism. Whole coaxial cable subassembly dismouting electrodynamic moment spanner wholly is the bar, and the head is flat, and handheld part (casing mechanism) is the column, and handheld part inside cavity, be provided with actuating mechanism and inductive transducer, on-off control mechanism are in coaxial cable subassembly dismouting electrodynamic moment spanner directly over one third department.
Preferably, the coaxial cable assembly is assembled and disassembled with the electric torque wrench, and the specific connection relationship among the mechanisms is as follows: the driving mechanism, the switch control mechanism and the induction sensor are arranged in the shell mechanism; the head working mechanism is arranged at the front end of the shell mechanism and is connected with a driving mechanism arranged in the shell mechanism; the switch control mechanism is arranged at the front end of the shell mechanism to control the coaxial cable assembly dismounting electric torque wrench to start, pause and work mode switching.
In this embodiment, as shown in fig. 1, the driving mechanism may specifically include: the device comprises a power adapter 10, a power panel 11, a motor driving board 12, a main control board 13 and a direct current speed reducing motor 14.
Preferably, the specific connection relationship between the structures in the driving mechanism is as follows: the output shaft of the direct current gear motor 14 is connected with the head working mechanism; one end of the direct current speed reducing motor 14, which is far away from the output shaft, is sequentially connected with the main control board 13, the motor driving board 12, the power board 11 and the power adapter 10.
In this embodiment, as shown in fig. 1, the head working mechanism may specifically include: gear combination 1, bevel gear combination 2, cover plate 3 and retainer 17. As shown in fig. 2, the bevel gear assembly 2 may specifically include: bevel gear I201 and bevel gear II 202.
Preferably, the specific connection relationship between the structures in the driving mechanism is as follows: the gear combination 1 is horizontally arranged on the retainer 17 and limited by the cover plate 3; the bevel gear I201 is fixedly connected with a starting end gear in the gear combination 1; the bevel gear II 202 is fixed on the output shaft of the direct current speed reducing motor 14; the tooth ends of the bevel gears I201 and the bevel gears II 202 are meshed at 90 degrees.
In this embodiment, the switch control mechanism may specifically include: a positive and negative toggle switch and a starting switch.
Further, as shown in fig. 1, the positive and negative toggle switch includes: a dial knob controller 5 and a dial knob 4; wherein, the dial knob 4 is used for controlling the on/off of the dial knob switch controller 5. A start switch, comprising: a starting controller 8, a spring 7 and a switch button 6; wherein the switch button 6 controls the on/off of the start controller through the spring 7.
In the present embodiment, as shown in fig. 1, the inductive sensor 16 is mounted in the housing mechanism below the holder 17, so as to realize the position positioning of the head working mechanism and complete the zero returning operation. Preferably, the inductive sensor 16 is a thin rod 2cm long and 1mm in diameter.
In this embodiment, as shown in fig. 3, the gear assembly 1 may specifically include: a head gear 18, a driven gear I19, a driven gear II 20 and a start gear 21.
Preferably, the specific connection relationship between the structures in the gear combination 1 is as follows: the head gear 18 is provided with a working notch 181; the driven gear I19 and the driven gear II 20 have the same structure; the head gear 18 is meshed with the starting gear 21 through a driven gear I19 and a driven gear II 20; the starting gear 21 is fixedly connected with the bevel gear I201. The bevel gear II 202 on the direct current speed reduction motor shaft drives the bevel gear I201 to transmit, and the bevel gear I201 is fixedly connected with the initial end gear 21, so that the initial end gear 21 and the bevel gear I201 are ensured to rotate at the same angular speed; the start gear 21 rotates to drive the driven gear I19 and the driven gear II 20 to rotate, so that alternate duty is realized, and the head gear 18 can continuously rotate.
In this embodiment, as shown in fig. 1, the housing mechanism may specifically include: a right housing 9 and a left housing 15. Wherein the right casing 9 and the left casing 15 are buckled together and fastened by screws.
In this embodiment, the principle of the operation of the coaxial cable assembly for dismounting and mounting the electric torque wrench is as follows:
when the coaxial cable assembly is disassembled and the electric torque wrench is powered on, the forward rotation and the reverse rotation of a direct current speed reducing motor in the driving mechanism are controlled through a forward-reverse shifting torsion switch in an idle state; when the toggle button 4 of the positive and negative toggle button switch is toggled to the left side and the switch button 6 is continuously in a pressing state, the head working mechanism continuously rotates clockwise; when the toggle button 4 of the forward and reverse toggle button switch is toggled to the right side and the switch button 6 is continuously in a pressing state, the head working mechanism continuously rotates anticlockwise.
No matter the coaxial cable assembly dismounting electric torque wrench is in a forward rotation or reverse rotation state, when the switch button 6 is continuously pressed twice, the boss arranged at the lower end of the head gear 18 in the head working mechanism automatically stops when rotating to the position of the induction sensor 16, and the working notch 181 on the head gear 18 faces to the right front side, so that the zero returning operation is realized.
After the coaxial cable assembly is disassembled and the electric torque wrench is powered on, the shifting knob 4 of the forward and reverse shifting knob switch is shifted to the left side and the switch button 6 is pressed in a loading state, the main control chip on the main control board firstly checks the current forward and reverse rotation state, and whether the direct current speed reducing motor 14 needs to change phases or not is determined. After the phase setting of the direct current gear motor 14 is completed, the motor driving plate 12 is started to work, the voltage on a sampling resistor connected in series to a bus of the direct current gear motor 14 is detected, the voltage is compared with the threshold voltage in real time after the sampling resistor is filtered and amplified, and after the threshold voltage is reached and triggering is formed, the voltage supplied to the motor is immediately cut off by a main control chip, so that the purpose of power failure after the nominal torque is reached is achieved. After fastening, the wrench is lifted upwards, and the switch button 6 is pressed twice quickly at the thinner cable at the tail part of the cable assembly, so that the wrench returns to zero, and the wrench is convenient to withdraw. The reverse procedure is used for disassembly.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention, and those skilled in the art can make variations and modifications of the present invention without departing from the spirit and scope of the present invention by using the methods and technical contents disclosed above.
Those skilled in the art will appreciate that the invention may be practiced without these specific details.
Claims (10)
1. A coaxial cable assembly disassembly and assembly electrodynamic torque wrench, comprising: the head part working mechanism, the driving mechanism, the switch control mechanism, the induction sensor and the shell mechanism;
the driving mechanism and the induction sensor are arranged inside the shell mechanism; the head working mechanism is arranged at the front end of the shell mechanism and is connected with a driving mechanism arranged in the shell mechanism; the switch control mechanism is arranged at the front end of the shell mechanism to control the coaxial cable assembly dismounting electric torque wrench to start, pause and work mode switching.
2. The coaxial cable assembly disassembly electric torque wrench of claim 1, wherein the drive mechanism comprises: the motor driving device comprises a power adapter (10), a power panel (11), a motor driving plate (12), a main control plate (13) and a direct current speed reducing motor (14);
an output shaft of the direct current speed reducing motor (14) is connected with the head working mechanism; one end of the direct current speed reducing motor (14) far away from the output shaft is sequentially connected with the main control board (13), the motor driving board (12), the power board (11) and the power adapter (10).
3. The coaxial cable assembly off-loading electrodynamic torque wrench of claim 2, wherein the head work mechanism comprises: the device comprises a gear combination (1), a bevel gear combination (2), a cover plate (3) and a retainer (17); wherein, bevel gear combination (2), include: a bevel gear I (201) and a bevel gear II (202);
the gear combination (1) is horizontally arranged on the retainer (17) and is limited by the cover plate (3); the bevel gear I (201) is fixedly connected with a starting end gear in the gear combination (1); the bevel gear II (202) is fixed on an output shaft of the direct current speed reducing motor (14); the tooth ends of the bevel gear I (201) and the bevel gear II (202) are meshed at an angle of 90 degrees.
4. The coaxial cable assembly disassembly electric torque wrench of claim 3, wherein the switch control mechanism comprises: a positive and negative toggle switch and a starting switch;
positive and negative toggle switch includes: a dial knob controller (5) and a dial knob (4); wherein, the dial knob (4) is used for controlling the on/off of the dial knob switch controller (5); a start switch, comprising: a starting controller (8), a spring (7) and a switch button (6); wherein, the switch button (6) controls the on/off of the starting controller through a spring (7).
5. The coaxial cable assembly disassembly and assembly electrodynamic torque wrench of claim 4, characterized in that the inductive sensor (16) is mounted in the housing means below the cage (17) to position the head work means to complete the zeroing operation.
6. The coaxial cable assembly disassembly electric torque wrench of claim 5, wherein the gear assembly (1) comprises: a head gear (18), a driven gear I (19), a driven gear II (20) and a starting gear (21);
a working notch (181) is arranged on the head gear (18); the driven gear I (19) and the driven gear II (20) have the same structure; the head gear (18) is meshed with the starting gear (21) through a driven gear I (19) and a driven gear II (20); the starting gear (21) is fixedly connected with the bevel gear I (201).
7. The coaxial cable assembly disassembly and assembly electrodynamic torque wrench of claim 6, wherein when the coaxial cable assembly disassembly and assembly electrodynamic torque wrench is powered up, the forward and reverse rotation of the dc reduction motor in the driving mechanism is controlled by the forward and reverse toggle switches in an idle state; when the toggle button (4) of the positive and negative toggle button switch is toggled to the left side and the switch button (6) is continuously in a pressing state, the head working mechanism continuously rotates clockwise; when the toggle button (4) of the forward and reverse toggle button switch is toggled to the right side and the switch button (6) is continuously in a pressing state, the head working mechanism continuously rotates anticlockwise.
8. The coaxial cable assembly disassembly and assembly electric torque wrench as claimed in claim 6, wherein the switch button (6) is pressed twice in succession, and the boss provided at the lower end of the head gear (18) in the head operating mechanism is automatically stopped when it rotates to the position of the induction sensor (16), and the operating notch (181) on the head gear (18) faces right ahead, thereby realizing the zero-return operation.
9. The coaxial cable assembly disassembly electric torque wrench of claim 1, wherein the housing mechanism comprises: a right housing (9) and a left housing (15); wherein, the right shell (9) and the left shell (15) are buckled together and fastened by screws.
10. The coaxial cable assembly break-and-make electrodynamic torque wrench of claim 1, in which the inductive sensor (16) is a 2cm long, 1mm diameter slim rod.
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CN201911121284.9A CN110977852A (en) | 2019-11-15 | 2019-11-15 | Coaxial cable assembly dismounting electric torque wrench |
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CN201911121284.9A CN110977852A (en) | 2019-11-15 | 2019-11-15 | Coaxial cable assembly dismounting electric torque wrench |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112086844A (en) * | 2020-09-14 | 2020-12-15 | 国网山东省电力公司商河县供电公司 | Safe auxiliary dismounting tool for electric power threaded connector |
CN114654207A (en) * | 2022-03-23 | 2022-06-24 | 美核电气(济南)股份有限公司 | Disassembling and assembling tool for roof-stacking cable joint in nuclear island and using method thereof |
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GB9922213D0 (en) * | 1999-09-20 | 1999-11-17 | Bawn John S | Electric powered hand rachet |
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CN114654207A (en) * | 2022-03-23 | 2022-06-24 | 美核电气(济南)股份有限公司 | Disassembling and assembling tool for roof-stacking cable joint in nuclear island and using method thereof |
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Application publication date: 20200410 |