CN110877318A - Torque adjusting sleeve for debugging filter - Google Patents
Torque adjusting sleeve for debugging filter Download PDFInfo
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- CN110877318A CN110877318A CN201911131134.6A CN201911131134A CN110877318A CN 110877318 A CN110877318 A CN 110877318A CN 201911131134 A CN201911131134 A CN 201911131134A CN 110877318 A CN110877318 A CN 110877318A
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- 230000007246 mechanism Effects 0.000 claims abstract description 74
- 230000005540 biological transmission Effects 0.000 claims abstract description 62
- 238000010030 laminating Methods 0.000 claims description 3
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- 230000000903 blocking effect Effects 0.000 description 9
- 230000002441 reversible effect Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 238000001125 extrusion Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
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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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/02—Arrangements for handling screws or nuts
- B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
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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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
Abstract
The torque adjusting sleeve for debugging the filter comprises a nut adjusting mechanism which is rotatably arranged at the center line of the interior of the front sleeve, and a torque transmission mechanism is arranged outside the nut adjusting mechanism; the torsion transmission mechanism comprises a pressure pipe, a spring and a first rotating wheel; the outer wall of the pressure applying pipe is provided with a locking part, the locking part is embedded into the sliding hole in a sliding manner, the first rotating wheel is vertically arranged on the outer wall of the nut adjusting mechanism, the B end of the spring is fixedly connected with the first rotating wheel, the A end of the spring is fixedly connected with the pressure applying pipe, the spring is sleeved outside the nut adjusting mechanism at intervals, and the first rotating wheel is used for driving the nut adjusting mechanism to rotate; the invention can make the judgment of the tightness degree of the nut more intuitive and accurate, eliminates the error of manual judgment and effectively prevents the situation of over-tightening or un-tightening; and when tightened.
Description
Technical Field
The invention belongs to the technical field of filter processing, and particularly relates to a torque adjusting sleeve for filter debugging.
Background
In the process of producing the filter, the performance index of the duplexer needs to be debugged by a process of adjusting screws; in the debugging process, the screw rod needs to be adjusted to the required extension length, and then the corresponding nut needs to be locked after the screw rod is screwed out to a proper position so as to ensure the stability of the screw rod;
the locking force of the existing nut is controlled only by the experience of a debugger, the requirement on the proficiency of the debugger is high, the nut is easy to slip due to over locking, or the nut is easy to loose due to insufficient locking, and the important index of the product is seriously influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a torque adjusting sleeve for debugging a filter, and the specific technical scheme is as follows:
the torque adjusting sleeve for debugging the filter comprises a front sleeve, wherein one end of the front sleeve is rotatably connected with a rear sleeve; one side of the front sleeve close to the rear sleeve is A, one side of the front sleeve far away from the rear sleeve is B, and the outer wall of the front sleeve is provided with a sliding hole which extends along the axis of the front sleeve;
a nut adjusting mechanism is rotatably arranged at the center line of the inner part of the front sleeve, and a torsion transmission mechanism is arranged outside the nut adjusting mechanism; the torsion transmission mechanism comprises a pressure pipe, a spring and a first rotating wheel; the outer wall of the pressure applying pipe is provided with a locking part, the locking part is embedded into the sliding hole in a sliding mode, the first rotating wheel is vertically arranged on the outer wall of the nut adjusting mechanism, the B end of the spring is fixedly connected with the first rotating wheel, the A end of the spring is fixedly connected with the pressure applying pipe, the spring is sleeved outside the nut adjusting mechanism at intervals, the first rotating wheel is used for driving the nut adjusting mechanism to rotate, and the pressure applying pipe and the spring are used for applying torque to the first rotating wheel;
the internal connection torque adjustment mechanism of pressure pipe, torque adjustment mechanism is used for driving the pressure pipe slip.
Further, the torque adjusting mechanism includes the control tube and adjusts the head, the outer wall of control tube with the pipe threaded connection of exerting pressure, the laminating cover of control tube is located nut adjusting mechanism's outer wall, the B side of control tube is equipped with adjusts the head, adjust head fixed connection the back sleeve pipe, the back sleeve pipe is used for the drive the control tube rotates.
Further, the nut adjusting mechanism comprises a nut sleeve, a transmission rod, a second rotating wheel and a ball; the transmission rod is rotatably installed at the center line of the front sleeve, the end A of the transmission rod is attached to rotate and embedded into the inside of the adjusting pipe, the end B of the transmission rod is fixedly sleeved with the nut sleeve, the spring sleeve is arranged outside the transmission rod, the outer wall of the transmission rod is vertically provided with the second rotating wheel, the second rotating wheel is arranged on the side B of the first rotating wheel at intervals, the side A of the second rotating wheel is provided with second positioning grooves distributed in an annular array mode, the side B of the first rotating wheel is provided with first positioning grooves, the balls are embedded into the first positioning grooves in a clamped mode, and the balls are attached to and embedded into the first positioning grooves.
Furthermore, the first positioning grooves are distributed in an annular array, one ball is embedded into each first positioning groove, and the number of the first positioning grooves is smaller than that of the second positioning grooves.
Further, the nut adjusting mechanism further comprises an anti-reverse gear and an anti-reverse resistance sheet, the anti-reverse gear is vertically fixed on the outer wall of the transmission rod, the anti-reverse gear is arranged on the side B of the second rotating wheel, the anti-reverse resistance sheet is arranged on the inner wall of the front sleeve, and the anti-reverse resistance sheet is in fit engagement connection with the anti-reverse gear.
Furthermore, a first operation hole is formed in the center line of the nut sleeve, a second operation hole is formed in the center line of the transmission rod, a third operation hole is formed in the center line of the adjusting head, and a continuous operation channel is formed among the first operation hole, the second operation hole and the third operation hole.
The invention has the beneficial effects that:
1. the torque adjusting sleeve can enter a self-rotation slipping state after the nut is screwed, and a worker can determine that the nut is locked when hearing a slipping sound without continuously screwing, so that the tightness degree of the nut is judged more visually and accurately, errors of manual judgment are eliminated, any worker can finish operation, and the situation of over-screwing or under-screwing is effectively prevented; when the nut is screwed tightly, even if a worker continues to rotate a part of the nut, the nut only causes the torque transmission mechanism to slip and rotate, and the nut cannot rotate;
2. initial torque can be changed through the torque adjusting mechanism, and therefore the screwing requirements of nuts of different models or nuts at different positions are met.
Drawings
FIG. 1 is a schematic cross-sectional view of the torque adjusting sleeve for filter tuning according to the present invention;
FIG. 2 shows a schematic view of the drive rod construction of the present invention;
FIG. 3 is a schematic view of the nut adjustment mechanism and torque adjustment mechanism connection of the present invention;
FIG. 4 shows a schematic view of the overall construction of the torque adjustment sleeve of the present invention;
FIG. 5 is a schematic view of the connection of the transmission rod of the present invention to the first wheel;
FIG. 6 is a schematic view showing the connection structure of the transmission rod and the second rotating wheel of the present invention;
FIG. 7 is a schematic view showing the connection structure of the reverse rotation preventing gear and the reverse rotation preventing tab of the present invention;
FIG. 8 is a partial schematic view of the torque sleeve of the present invention in operation;
shown in the figure: 1. the device comprises a front sleeve, 11, a sliding hole, 2, a rear sleeve, 3, a torque transmission mechanism, 31, a pressure applying pipe, 311, a locking member, 32, a spring, 33, a first rotating wheel, 331, a first positioning groove, 4, a nut adjusting mechanism, 41, a transmission rod, 411, a connecting rod, 412, an assembly column, 413, an assembly head, 42, a second rotating wheel, 421, a second positioning groove, 43, a nut sleeve, 44, an anti-reverse gear, 45, a ball, 46, an anti-reverse resistance sheet, 5, a torque adjusting mechanism, 51, an adjusting pipe, 52, an adjusting head, 6, a screwdriver rod, 7, a nut, 8, a screw rod, 9 and an operation channel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The torque adjusting sleeve for debugging the filter comprises a front sleeve 1, wherein one end of the front sleeve 1 is rotatably connected with a rear sleeve 2; one side of the front sleeve 1 close to the rear sleeve 2 is A, one side of the front sleeve 1 away from the rear sleeve 2 is B, a sliding hole 11 is formed in the outer wall of the front sleeve 1, and the sliding hole 11 extends along the axis of the front sleeve 1;
a nut adjusting mechanism 4 is rotatably arranged at the center line of the inner part of the front sleeve 1, and a torsion transmission mechanism 3 is arranged outside the nut adjusting mechanism 4; the nut adjusting mechanism 4 is used for driving the nut to rotate and screw down;
the torsion transmission mechanism 3 comprises a pressure pipe 31, a spring 32 and a first rotating wheel 33; a locking member 311 is arranged on the outer wall of the pressure applying pipe 31, and the locking member 311 is slidably embedded in the sliding hole 11; the locking member 311 is used to connect the pressure applying pipe 31 with the front sleeve 1, and on the other hand, the locking member 311 moves along the sliding hole 11 to ensure the moving precision of the pressure applying pipe 31, ensure that the pressure applying pipe 31 can only move along a fixed path, ensure the stability of the pressure applying process, and prevent the pressure applying pipe 31 from rotating;
the first rotating wheel 33 is vertically arranged on the outer wall of the nut adjusting mechanism 4, the B end of the spring 32 is fixedly connected with the first rotating wheel 33, the a end of the spring 32 is fixedly connected with the pressure applying pipe 31, the spring 32 is sleeved outside the nut adjusting mechanism 4 at intervals, the first rotating wheel 33 is used for driving the nut adjusting mechanism 4 to rotate, and the pressure applying pipe 31 and the spring 32 are used for applying a moment to the first rotating wheel 33; when the pressure applying pipe 31 moves to compress the spring 32, the thrust of the spring 32 to the first rotating wheel 33 is increased, so that the force to the nut adjusting mechanism 4 is increased, the nut is screwed, the moment transmission is not rigid due to the arrangement of the spring 32, and the nut and the screw are prevented from being screwed too tightly;
the internal part of the pressure applying pipe 31 is connected with a torque adjusting mechanism 5, and the torque adjusting mechanism 5 is used for driving the pressure applying pipe 31 to slide; the torque adjusting mechanism 5 is used for changing the initial position of the pressure pipe 31, further changing the initial expansion amount of the spring 32, changing the adjustable range of the sleeve, and meeting the screwing requirements of nuts of different models and positions.
As a modification of the above technical solution, the torque adjusting mechanism 5 includes an adjusting pipe 51 and an adjusting head 52, and an outer wall of the adjusting pipe 51 is in threaded connection with the pressure applying pipe 31; the threaded connection is used for realizing that when the external front sleeve 1 is screwed, the pressure applying pipe 31 can rotate outside the adjusting pipe 51, and under the matching action of the internal thread and the external thread, the pressure applying pipe 31 can move to the side B along the thread direction; the moving process of the pressure applying pipe 31 is simpler and more convenient, and the adjustment is easier and simpler;
the adjusting pipe 51 is fitted and sleeved on the outer wall of the nut adjusting mechanism 4, an adjusting head 52 is arranged on the side B of the adjusting pipe 51, the adjusting head 52 is fixedly connected with the rear sleeve 2, and the rear sleeve 2 is used for driving the adjusting pipe 51 to rotate; after the rotation, the sleeve 2 will drive the adjusting head 52 to rotate, so that the adjusting pipe 51 rotates, and under the action of the internal and external threads, the movement of the external pressure applying pipe 31 is realized, thereby realizing the change of the initial torque.
As a modification of the above technical solution, the nut adjusting mechanism 4 includes a nut sleeve 43, a transmission rod 41, a second runner 42 and a ball 45; the nut sleeve 43 is used for being sleeved outside the nut and is a direct contact part of the nut to operate the nut;
the transmission rod 41 is rotatably installed at the center line of the front sleeve 1, and the end A of the transmission rod 41 is fitted and rotatably embedded in the adjusting pipe 51; the end A of the transmission rod 41 is used for ensuring the stable rotation of the adjusting pipe 51, and the transmission rod 41 is a self-rotation limiting structure of the adjusting pipe 51; the transmission rod 41 is used to effect the tightening and loosening of the nut for transmitting force to the nut sleeve 43;
the nut sleeve 43 is fixedly sleeved at the B end of the transmission rod 41, the spring 32 is sleeved outside the transmission rod 41, the second rotating wheel 42 is vertically arranged on the outer wall of the transmission rod 41, the second rotating wheel 42 is arranged at the B side of the first rotating wheel 33 at intervals, and the second rotating wheel 42 is used for driving the transmission rod 41 to move;
the side surface a of the second rotating wheel 42 is provided with second positioning grooves 421 distributed in an annular array, the side B of the first rotating wheel 33 is provided with a first positioning groove 331, the ball 45 is engaged and embedded in the first positioning groove 331, and the ball 45 is fitted and embedded in the first positioning groove 331; the first positioning groove 331 is used as a fixing area for the ball 45, the ball 45 can rotate in the first positioning groove 331, and the second positioning groove 421 is used for being attached to the ball 45; the ball 45 is used as an intermediate transmission component between the first runner 33 and the second runner 42, and when the first runner 33 rotates, the ball 45 drives the second runner 42 to rotate, so that the nut adjusting mechanism 4 rotates integrally; when the nut is tightened, the force applied by the spring 32 is insufficient, the resistance of the first rotating wheel 33 is large, and the ball 45 cannot drive the first rotating wheel 33 to rotate, so that when the front sleeve 1 continues to rotate, the ball 45 jumps out of the first positioning groove 331, the rotation of the torque transmission mechanism 3 is realized, and the over-tightening is avoided; the balls 45 can realize that the torque transmission mechanism 3 can rotate and slip when the nut is screwed.
As an improvement of the above technical solution, the first positioning grooves 331 are distributed in an annular array, one ball 45 is embedded in each first positioning groove 331, and the number of the first positioning grooves 331 is smaller than that of the second positioning grooves 421; the plurality of balls 45 are utilized, the force applied by the balls 45 to the second rotating wheel 42 in the screwing process can be increased, the number of the second positioning grooves 421 is more than that in the slipping process, the spring 32 can stretch and contract repeatedly, the rotating process of the torsion transmission mechanism 3 is more labor-saving, and the difficulty in rotation caused by long-term extrusion of the spring 32 in the slipping process is avoided; and the ball 45 can jump continuously to generate sound, thereby facilitating the visual identification of workers.
As an improvement of the above technical solution, the nut adjusting mechanism 4 further includes an anti-reverse gear 44 and an anti-reverse resistance sheet 46, the anti-reverse gear 44 is vertically fixed on the outer wall of the transmission rod 41, the anti-reverse gear 44 is arranged on the B side of the second runner 42, the anti-reverse resistance sheet 46 is arranged on the inner wall of the front sleeve 1, and the anti-reverse resistance sheet 46 is in matching engagement connection with the anti-reverse gear 44; by the rotation of the reverse rotation preventing resistance plate 46, the forward and reverse rotation of the reverse rotation preventing gear 44 can be controlled, and the reverse rotation preventing gear 44 can be restrained from being reversely rotated.
As an improvement of the above technical solution, a first operation hole is formed at a center line of the nut sleeve 43, a second operation hole is formed at a center line of the transmission rod 41, a third operation hole is formed at a center line of the adjusting head 52, and a continuous operation channel 9 is formed among the first operation hole, the second operation hole and the third operation hole; the operation channel 9 is used as a screwdriver rod 6 to extend into and penetrate through, so that after the nut sleeve 43 is sleeved on the nut, an operator can adjust the position of the screw rod through the screwdriver rod 6, the nut sleeve 43 can position the nut firstly, then the screwdriver rod 6 operates again, and the nut position is prevented from changing along with the rotation of the screw rod, and the nut is fixed by hands in the past.
As shown in fig. 1, fig. 1 is a schematic view showing an overall cross-sectional structure of a torque adjusting sleeve for debugging a filter according to the present invention;
the side of the front sleeve 1 close to the rear sleeve 2 is in the direction B, and the side of the front sleeve away from the rear sleeve 2 is in the direction A;
the outer part of the rear end of the front sleeve 1 is rotatably connected with the rear sleeve 2; a first plane bearing is arranged at the front end inside the front sleeve 1, a magnetic ring is arranged inside the first plane bearing, and the magnetic ring is arranged on the outer wall of the transmission rod 41 in an adsorption mode; the transmission rod 41 can drive the magnetic ring to rotate when rotating, the magnetic ring can rotate in the first plane bearing, and the first plane bearing is used for restraining the transmission rod 41 from stably rotating to avoid the transmission rod 41 from shaking;
the middle part of the inner part of the rear sleeve 2 is fixedly connected with an adjusting head 52, the adjusting head 52 is arranged in a second plane bearing, and the second plane bearing is used for restraining the rotation of the adjusting pipe 51 and avoiding the deviation and the shaking of the adjusting pipe 51;
the outer wall of the transmission rod 41 is provided with an anti-reverse gear 44, a second rotating wheel 42 and a first rotating wheel 33 in sequence from the side B to the side A, and the anti-reverse gear 44 is connected with an anti-reverse resistance sheet 46 in a matching mode.
As shown in fig. 2, fig. 2 shows a schematic view of the transmission rod structure of the present invention;
the transmission rod 41 consists of three parts, namely a connecting rod 411, an assembly column 412 and an assembly head 413, wherein the assembly head 413 comprises a square part and a cylindrical part, the square part is matched and fixedly connected with a nut sleeve 43, and the outer wall of the cylindrical part is sleeved with a magnetic ring;
the outer wall of the assembling column 412 is vertically sleeved with the anti-reverse gear 44, the second gear 42 and the first rotating wheel 33;
the diameter of the connecting rod 441 is smaller than that of the assembling column 412, the connecting rod 441 extends into the adjusting tube 51, and the connecting rod 441 is attached to and slides on the inner wall of the adjusting tube 51.
FIG. 3 is a schematic view of the nut adjusting mechanism and torque adjusting mechanism of the present invention;
the end A of the spring 32 is embedded into the pressure applying pipe 31, the spring 32 is fixedly connected with the pressure applying pipe 31, the outer wall of the pressure applying pipe 31 is provided with a locking member 311, the locking member 311 is embedded into the sliding hole 11 in a sliding manner, the outer wall of the pressure applying pipe 31 is provided with two sliding holes 11, and the sliding holes 11 are in a through hole structure; retaining member 311 is illustratively a screw;
As shown in fig. 5, fig. 5 is a schematic view illustrating a connection structure of the transmission rod and the first rotating wheel of the invention;
the outer wall of the assembling column 412 is in fit sliding connection with the first rotating wheel 33, and the first rotating wheel 33 can rotate around the assembling column 412; the side surface B of the first rotating wheel 33 is provided with 4 first positioning grooves 331 distributed annularly, and each first positioning groove 331 is embedded with a ball 45.
As shown in fig. 6, fig. 6 is a schematic view illustrating a connection structure of the transmission rod and the second rotating wheel of the present invention;
the assembling column 412 is fixedly connected with the second rotating wheel 42 through a pin shaft, and when the transmission rod 41 rotates, the second rotating wheel 42 rotates along with the transmission rod 41 through the pin shaft structure;
the side surface a of the second rotating wheel 42 is provided with 8 second positioning grooves 421 distributed in an annular array, the second positioning grooves 421 are of an inward concave arc structure, and the diameter of the second positioning grooves 421 is smaller than that of the first positioning grooves 331; in the initial state, the four second positioning grooves 421 corresponding to the first positioning grooves 331 are fitted and embedded with balls 45, when the nuts are tightened, the torque transmission mechanism 3 starts to slip and rotate, and when the balls 45 rotate, the balls jump into the second positioning grooves 421 in sequence.
FIG. 7 is a schematic view showing a connecting structure of an anti-reverse gear and an anti-reverse resistance sheet of the present invention, as shown in FIG. 7;
the anti-reverse rotation resistance sheet 46 comprises a forward rotation mechanism, a reverse rotation mechanism and a poking sheet, wherein the forward rotation mechanism and the reverse rotation mechanism are symmetrically arranged and have the same structure, the forward rotation mechanism comprises a blocking block and a spring, the blocking block is rotationally connected with the front sleeve 1, and the spring is arranged at the rotational connection position of the blocking block and the front sleeve;
when the clockwise rotation is carried out, the blocking block of the forward rotation mechanism is embedded into the convex teeth, and the blocking block cannot rotate clockwise any more at the limit position of the clockwise state when rotating; when the anti-reverse gear rotates clockwise, the convex teeth can compress the blocking block downwards, the blocking block compresses the spring downwards, and when the convex teeth leave, the spring drives the blocking block to reset; if the anti-reverse gear needs to be anticlockwise rotated, the convex teeth are abutted and locked by the blocking block, so that the anti-reverse gear cannot be reversely rotated;
when the anti-clockwise rotation is needed, the reverse rotation mechanism is enabled to be abutted against the convex teeth through the poking piece, and the forward rotation mechanism is contracted and reset; the working principle is the same as clockwise;
the anti-reverse gear and the anti-reverse resistance sheet both adopt the anti-reverse structure of the existing ratchet wrench.
When the screw driver is implemented, the screw cap sleeve 43 is sleeved on the screw cap 7, the screw cap 7 is embedded into the first operating hole, and then the screw driver rod 6 penetrates through the third operating hole of the rear sleeve 2 and sequentially passes through the second operating hole and the first operating hole; the bottom end of the screwdriver rod 6 is embedded into the top groove of the screw rod 8, as shown in fig. 8;
screwing the screwdriver rod 6 to drive the screw rod 8 to rotate upwards to a specified position, and taking out the screwdriver rod 6 after screwing to a proper position; then the screw cap 7 needs to be screwed down, and the screw rod 8 is positioned;
before the screw cap 7 is screwed, the force required by the large-size screw cap is large according to the size and the position of the screw cap 7, the compression amount of the spring is increased, the force required by the small-size screw cap is small, and the compression amount of the spring can be reduced; the position of the pressure pipe 31 is changed, so that the torque of the sleeve is changed, the position of the pressure pipe 31 can determine the expansion amount of the spring 32, and the force applied to the torsion transmission mechanism 3 is changed; the method specifically comprises the following steps: the front sleeve 1 is held by one hand, the rear sleeve 2 is held by the other hand, the front sleeve 1 is kept still, the rear sleeve 2 is screwed, the rear sleeve 2 drives the adjusting head 52 to rotate, the adjusting pipe 51 is further driven to rotate, the adjusting pipe 51 rotates around the connecting rod 411, in the rotation process, under the action of the matching force of internal threads and external threads, the pressure applying pipe 31 moves to the side B, the pressure applying pipe 31 moves transversely along the axis, the locking piece 311 moves along the sliding hole 11, and when the spring 32 is compressed to a specified position, the rear sleeve 2 can be stopped rotating;
then, the nut is screwed, specifically: the front sleeve 1 is rotated to keep the rear sleeve 2 still, when the front sleeve 1 is rotated, the pressure applying pipe 31 is driven to rotate through the locking piece 311, when the pressure applying pipe 31 rotates, under the action of the internal and external screw threads of the pressure applying pipe 31 and the adjusting pipe 51, the pressure applying pipe 31 moves along the axial direction B and compresses the spring 32, the spring 32 is pressed to the first rotating wheel 33 to apply force, the first rotating wheel 33 presses the ball 45, so that the ball 45 presses the second rotating wheel 42, meanwhile, the pressure applying pipe 31 rotates to drive the spring 32 to rotate along with the rotation, the spring 32 shortens while rotating, and the spring 32 drives the first rotating wheel 32 to rotate;
when the first rotating wheel 32 rotates, due to the pressure between the ball 45 and the second rotating wheel 42, the ball 45 drives the second rotating wheel 42 to rotate, the second rotating wheel 42 drives the transmission rod 41 and the nut sleeve 43 to rotate, so that the nut sleeve 43 drives the nut 7 to rotate and lock;
as the front sleeve 1 is continuously rotated, the pressing tube 31 gradually presses the spring 32, the elastic force of the spring 32 gradually increases, the pressure between the first roller 33 and the second roller 42 also gradually increases, and the nut is also gradually locked at the same time;
when the nut is tightened to a desired degree, the rotational resistance to which the second roller 42 is subjected is greater than the rotational force applied to the second roller 42 by the balls 45; at the moment when the front sleeve 1 continues to rotate, the pressure applying pipe 31 drives the first rotating wheel 33 to rotate, the first rotating wheel 33 drives the balls 45 to rotate, but because the force applied by the balls 45 is smaller than the resistance, the first rotating wheel 33 drives the balls 45 to rotate away from the second positioning groove 421 stored just before, when the balls 45 roll to the side surface of the second rotating wheel 42, the balls 45 slightly push the first rotating wheel 33 to move towards the end a, the first rotating wheel 33 compresses the spring 32 from the end B, then the first rotating wheel 33 continues to rotate, the first rotating wheel 33 drives the balls 45 to rotate to other second positioning grooves 421, the balls 45 are embedded into the second positioning grooves 421 again, the first rotating wheel 33 is reset in a sliding manner, then the balls 45 repeat the above actions, the torsion transmission mechanism 3 enters a self-rotation slip state, when a worker hears a slip collision sound of the balls 45, the nut locking can be determined, and the worker can accurately know the locking, the rotation is stopped in time, and even if the rotation is too much, the torsion transmission mechanism can only slip and rotate, and the nut can not rotate, so that the nut can not be excessively screwed down.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A moment adjusting sleeve for wave filter debugging, its characterized in that: the device comprises a front sleeve, wherein one end of the front sleeve is rotatably connected with a rear sleeve; one side of the front sleeve close to the rear sleeve is A, one side of the front sleeve far away from the rear sleeve is B, and the outer wall of the front sleeve is provided with a sliding hole which extends along the axis of the front sleeve;
a nut adjusting mechanism is rotatably arranged at the center line of the inner part of the front sleeve, and a torsion transmission mechanism is arranged outside the nut adjusting mechanism; the torsion transmission mechanism comprises a pressure pipe, a spring and a first rotating wheel; the outer wall of the pressure applying pipe is provided with a locking part, the locking part is embedded into the sliding hole in a sliding mode, the first rotating wheel is vertically arranged on the outer wall of the nut adjusting mechanism, the B end of the spring is fixedly connected with the first rotating wheel, the A end of the spring is fixedly connected with the pressure applying pipe, the spring is sleeved outside the nut adjusting mechanism at intervals, the first rotating wheel is used for driving the nut adjusting mechanism to rotate, and the pressure applying pipe and the spring are used for applying torque to the first rotating wheel;
the internal connection torque adjustment mechanism of pressure pipe, torque adjustment mechanism is used for driving the pressure pipe slip.
2. The torque modulation sleeve for filter commissioning of claim 1, wherein: the torque adjusting mechanism comprises an adjusting pipe and an adjusting head, the outer wall of the adjusting pipe is in threaded connection with the pressure applying pipe, the laminating sleeve of the adjusting pipe is arranged on the outer wall of the nut adjusting mechanism, the B side of the adjusting pipe is provided with the adjusting head, the adjusting head is fixedly connected with the rear sleeve, and the rear sleeve is used for driving the adjusting pipe to rotate.
3. The torque modulation sleeve for filter commissioning of claim 2, wherein: the nut adjusting mechanism comprises a nut sleeve, a transmission rod, a second rotating wheel and a ball; the transmission rod is rotatably installed at the center line of the front sleeve, the end A of the transmission rod is attached to rotate and embedded into the inside of the adjusting pipe, the end B of the transmission rod is fixedly sleeved with the nut sleeve, the spring sleeve is arranged outside the transmission rod, the outer wall of the transmission rod is vertically provided with the second rotating wheel, the second rotating wheel is arranged on the side B of the first rotating wheel at intervals, the side A of the second rotating wheel is provided with second positioning grooves distributed in an annular array mode, the side B of the first rotating wheel is provided with first positioning grooves, the balls are embedded into the first positioning grooves in a clamped mode, and the balls are attached to and embedded into the first positioning grooves.
4. A torque adjustment sleeve for filter commissioning as recited in claim 3 wherein: the first positioning grooves are distributed in an annular array, one ball is embedded into each first positioning groove, and the number of the first positioning grooves is smaller than that of the second positioning grooves.
5. A torque adjustment sleeve for filter commissioning as recited in claim 3 wherein: the nut adjusting mechanism further comprises an anti-reverse gear and an anti-reverse resistance sheet, the anti-reverse gear is vertically fixed on the outer wall of the transmission rod, the anti-reverse gear is arranged on the B side of the second rotating wheel, the anti-reverse resistance sheet is arranged on the inner wall of the front sleeve, and the anti-reverse resistance sheet is in fit engagement connection with the anti-reverse gear.
6. A torque adjustment sleeve for filter commissioning as recited in claim 3 wherein: a first operation hole is formed in the center line of the nut sleeve, a second operation hole is formed in the center line of the transmission rod, a third operation hole is formed in the center line of the adjusting head, and a continuous operation channel is formed among the first operation hole, the second operation hole and the third operation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911131134.6A CN110877318B (en) | 2019-11-19 | Moment adjusting sleeve for debugging filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911131134.6A CN110877318B (en) | 2019-11-19 | Moment adjusting sleeve for debugging filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110877318A true CN110877318A (en) | 2020-03-13 |
| CN110877318B CN110877318B (en) | 2024-06-28 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN101020305A (en) * | 2007-03-20 | 2007-08-22 | 力帆实业(集团)有限公司 | Torsional unit |
| DE202010014534U1 (en) * | 2010-10-20 | 2011-03-17 | Legend Lifestyle Products Corp., Neihu | Multifunctional torque tool detection device |
| CN103722520A (en) * | 2014-01-10 | 2014-04-16 | 张奉江 | Ball type torsion clutch type electric tool |
| CN206185767U (en) * | 2016-11-23 | 2017-05-24 | 深圳市东野精密仪器有限公司 | Torsion screwdriver that mechanical type is adjustable |
| CN209304443U (en) * | 2019-01-08 | 2019-08-27 | 上海欧唯斯工具制造有限公司 | A kind of definite value torque screwdrivers |
| CN211589914U (en) * | 2019-11-19 | 2020-09-29 | 安徽阖煦微波技术有限公司 | Torque adjusting sleeve for debugging filter |
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|---|---|---|---|---|
| US4653359A (en) * | 1985-10-11 | 1987-03-31 | Liao Hsieh Yuan | Structural improvement of electric screwdriver with respect to the torsion adjustment thereof |
| CN101020305A (en) * | 2007-03-20 | 2007-08-22 | 力帆实业(集团)有限公司 | Torsional unit |
| DE202010014534U1 (en) * | 2010-10-20 | 2011-03-17 | Legend Lifestyle Products Corp., Neihu | Multifunctional torque tool detection device |
| CN103722520A (en) * | 2014-01-10 | 2014-04-16 | 张奉江 | Ball type torsion clutch type electric tool |
| CN206185767U (en) * | 2016-11-23 | 2017-05-24 | 深圳市东野精密仪器有限公司 | Torsion screwdriver that mechanical type is adjustable |
| CN209304443U (en) * | 2019-01-08 | 2019-08-27 | 上海欧唯斯工具制造有限公司 | A kind of definite value torque screwdrivers |
| CN211589914U (en) * | 2019-11-19 | 2020-09-29 | 安徽阖煦微波技术有限公司 | Torque adjusting sleeve for debugging filter |
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