CN109682592B - Lead screw nut self-locking detection device for recycling lead screw - Google Patents
Lead screw nut self-locking detection device for recycling lead screw Download PDFInfo
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- CN109682592B CN109682592B CN201910133315.6A CN201910133315A CN109682592B CN 109682592 B CN109682592 B CN 109682592B CN 201910133315 A CN201910133315 A CN 201910133315A CN 109682592 B CN109682592 B CN 109682592B
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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Abstract
A self-locking detection device for a lead screw nut of a recycling lead screw belongs to the technical field of mechanical transmission part detection facilities. Comprises a base, wherein a rack is fixed on one upward side of the left end of the base; the revolving frame driving mechanism is arranged on the rack; the rotary frame is connected with the rotary frame driving mechanism, and the right side of the rotary frame is provided with an adjusting groove; the recovery screw rod clamping mechanism is arranged on the right side of the rotary frame; the chuck fixing seat lifting driving mechanism is arranged at the first end part I of the rotary frame at a position corresponding to the recovery lead screw clamping mechanism and is connected with the recovery lead screw clamping mechanism; the CCD camera vertical displacement driving mechanism is arranged at the right end of the base at a position corresponding to the right side of the revolving frame; and the CCD camera is connected with an external computer processing system, and the CCD camera up-down displacement driving mechanism faces the right side of the revolving frame. The detection efficiency is improved, and the operation intensity is reduced; the structure is simple, and the manufacture is convenient; the method embodies good scientificity.
Description
Technical Field
The invention belongs to the technical field of mechanical transmission part detection facilities, and particularly relates to a lead screw nut self-locking detection device for a recovery lead screw.
Background
The lead screw nut is also called as a lead screw pair nut, the recycled lead screw refers to a lead screw to be recycled and reused which is dismounted from various scrapped electromechanical devices with lead screw transmission mechanisms, and the perfectness of the lead screw and/or the lead screw nut which is used as a structural system of the transmission mechanism when various electromechanical devices are scrapped is higher, for example: even if the screw has deflection flaws, the screw can be applied to electromechanical equipment with obvious high and low rotation precision according to the degree difference of the deflection; as another example, when the spindle nut still has good self-locking properties, it can then likewise be used further. The measures of recycling the recycled screw rod and the screw rod nut can avoid resource waste, and can embody the economical, energy-saving and circular economic spirit actively advocated by the whole society.
Because of the lack of facilities for detecting the self-locking property of the screw nut for recovering the screw, the department for recovering the waste electromechanical equipment often determines the selection and the selection of the screw nut by three factors of hand feeling, observation and empirical judgment. The method comprises the following steps: the recovery screw rod is in a standing state, the screw rod nut is repeatedly and discontinuously dialed by hands, whether the screw rod nut has a downward slippage phenomenon or not is observed when the dialing is stopped, and the handle is combined with the hand feeling in the manual dialing process, and finally whether the recovery screw rod nut can be recovered and reused or not is determined through experience theory. The following defects exist in the detection mode: firstly, whether the self-locking performance of the screw nut is good or not is judged by the subjective judgment of an operator, so that the scientificity is lacked, the judgment result is different from person to person, and particularly, different judgments or even opposite judgments are very possible to be made on the self-locking performance of the screw nut of the same recovery screw rod even if the same person is in different time and/or different places; secondly, the testing efficiency is low and the working intensity of the detector is high. It is therefore necessary to modify this situation, in which context the solutions described below have been created.
Disclosure of Invention
The invention aims to provide a lead screw nut self-locking detection device for recovering a lead screw, which is beneficial to reflecting good automatic detection effect, improving the efficiency, reducing the operation intensity of detection personnel, reflecting the structural simplicity, facilitating the manufacture and use and abandoning artificial subjective judgment factors to reflect good scientificity.
The invention aims to complete the task, and the self-locking detection device for the lead screw nut of the recovery lead screw comprises a base, wherein a rack is fixed on one upward side of the left end of the base; the rotary frame driving mechanism is arranged on the rack; the rotating frame is connected with the rotating frame driving mechanism at the position corresponding to the right side of the rack, and a pair of adjusting grooves which are parallel to each other and extend from the first end part I of the rotating frame to the second end part II of the rotating frame are arranged on the right side of the rotating frame along the length direction of the rotating frame; the recovery screw rod clamping mechanism is movably arranged on the right side of the rotary frame; the chuck fixing seat lifting driving mechanism is arranged at the first end part I of the revolving frame at a position corresponding to the recovery lead screw clamping mechanism and is connected with the recovery lead screw clamping mechanism; the CCD camera up-and-down displacement driving mechanism is arranged at the right end of the base at a position corresponding to the right side of the revolving frame; and the CCD camera is arranged on the right side of the CCD camera up-down displacement driving mechanism facing the rotary frame and is connected with an external computer processing system through a line.
In a specific embodiment of the invention, the revolving frame driving mechanism comprises a revolving frame driving motor, a revolving frame driving reduction box and a revolving frame driving reduction box fixing seat, the revolving frame driving motor is in transmission fit with the revolving frame driving reduction box and is fixed with the revolving frame driving reduction box fixing seat by the revolving frame driving reduction box and the revolving frame driving motor at a position corresponding to the left side of the upper part of the rack, a power output shaft of the revolving frame driving reduction box extends to the right side of the revolving frame driving reduction box fixing seat and is rotatably supported on the revolving frame driving reduction box fixing seat through a reduction box shaft bearing seat, and the revolving frame driving reduction box fixing seat is fixed with the upper part of the rack; and the left side of the rotary frame is connected with a power output shaft of the reduction gearbox driven by the rotary frame.
In another specific embodiment of the invention, a revolving frame connecting shaft seat is fixed on the left side of the revolving frame, and the revolving frame connecting shaft seat is fixedly connected with the power output shaft of the revolving frame drive reduction gearbox.
In another specific embodiment of the present invention, a pair of T-nut grooves are formed in parallel on the left side of the turret along the length direction of the turret, and the turret coupling shaft seat is fixed to the left side of the turret by a turret coupling shaft seat bolt at a position corresponding to the pair of T-nut grooves.
In a further specific embodiment of the present invention, a chuck fixing base sliding rail is fixed on the right side of the revolving frame and at a position corresponding to the recovery screw clamping mechanism in a state parallel to the longitudinal direction of the revolving frame, a recovery screw support base fixing plate is fixed on the right side of the revolving frame and at a position at the second end ii of the revolving frame, a recovery screw support base is fixed on the recovery screw support base fixing plate, and the recovery screw clamping mechanism is in sliding fit with the chuck fixing base sliding rail; the chuck fixing seat lifting driving mechanism which is arranged at the first end part I of the rotary frame corresponding to the position of the recovery lead screw clamping mechanism and is connected with the recovery lead screw clamping mechanism is matched with the pair of adjusting grooves.
In another specific embodiment of the present invention, the recycling screw clamping mechanism includes a chuck fixing base and a chuck, a guide rail sliding groove is formed on the left side of the chuck fixing base and at a position corresponding to the sliding guide rail of the chuck fixing base, the guide rail sliding groove is in sliding fit with the sliding guide rail of the chuck fixing base, and the chuck is fixed with one side of the chuck fixing base facing the fixing plate of the recycling screw supporting base by a set of chuck fixing screws; the chuck fixing seat lifting driving mechanism is connected with the chuck fixing seat.
In a more specific embodiment of the present invention, the cross-sectional shape of the sliding rail of the chuck holder is dovetail-shaped, and the rail sliding groove is dovetail-shaped.
In a further specific embodiment of the present invention, the chuck fixing base lifting driving mechanism comprises an acting cylinder base and an acting cylinder, the acting cylinder base is vertically and movably arranged at the first end part i of the revolving frame at the position corresponding to the pair of adjusting grooves through a pair of acting cylinder base adjusting bolts, the pair of acting cylinder base adjusting bolts are respectively limited by an acting cylinder base adjusting bolt nut which is slidably arranged in the pair of adjusting grooves, the acting cylinder is fixed with the acting cylinder base towards one side of the chuck fixing base through a group of acting cylinder fixing bolts, and an acting cylinder column of the acting cylinder is fixedly connected with the chuck fixing base; the chuck is a three-jaw chuck; the acting cylinder is a cylinder.
In yet another specific embodiment of the present invention, the CCD camera up-down displacement driving mechanism includes an electric cylinder fixing base, an electric cylinder, a screw driving motor base, and a CCD camera up-down displacement screw, the electric cylinder fixing base is fixed at the right end of the base at a position corresponding to the right side of the revolving frame, the electric cylinder is disposed in a longitudinal state, and the lower end of the electric cylinder is fixed with the electric cylinder fixing base, a slide block guide rail is formed on the right wall of the electric cylinder cavity of the electric cylinder and along the height direction of the right wall, the screw driving motor is fixed at the top of the screw driving motor base, the screw driving motor shaft of the screw driving motor faces downward, the screw driving motor base is fixed with the upper end of the electric cylinder, the upper end of the CCD camera up-down displacement screw extends into the screw driving motor base and is drivingly connected with the screw driving motor shaft through a screw coupling, the middle part of the CCD camera up-and-down displacement screw rod is positioned in the cavity of the electric cylinder body, and the lower end of the CCD camera up-and-down displacement screw rod is rotatably supported on the cavity bottom wall of the cavity of the electric cylinder body; the CCD camera is in transmission fit with the CCD camera up-and-down displacement screw and is also in sliding fit with the sliding block guide rail.
In yet another specific embodiment of the present invention, the CCD camera is fixed to the left side of the CCD camera slide block at a position corresponding to the right side of the revolving frame, the middle part of the CCD camera slide block is in transmission fit with the CCD camera up and down displacement screw in the electric cylinder cavity, and a slide block guide rail groove is formed at the right side of the CCD camera slide block and at a position corresponding to the slide block guide rail, the slide block guide rail groove being in sliding fit with the slide block guide rail; the screw driving motor is a servo motor with a forward and reverse rotation function.
One of the technical effects of the technical scheme provided by the invention is that when the self-locking property of the screw nut of the recovery screw is detected, the recovery screw is clamped on the recovery screw clamping mechanism, the rotary frame is driven to rotate by the rotary frame driving mechanism, the screw nut on the recovery screw is shot by the CCD camera driven by the CCD camera up-and-down displacement driving mechanism, the shot image information is transmitted to an external computer processing system by the CCD camera, and the image is judged by the external computer processing system, so that the purpose of detecting the self-locking property of the screw nut is achieved; secondly, the whole structure is very simple, so that the device is convenient to manufacture and operate in use; thirdly, because the artificial subjective judgment in the prior art is abandoned, the method can embody good scientificity.
Drawings
FIG. 1 is a block diagram of an embodiment of the present invention.
Detailed Description
In order to clearly understand the technical spirit and the advantages of the present invention, the applicant below describes in detail by way of example, but the description of the example is not intended to limit the technical scope of the present invention, and any equivalent changes made according to the present inventive concept, which are merely in form and not in material, should be considered as the technical scope of the present invention.
In the following description, any concept related to the directions or orientations of up, down, left, right, front and rear is given with respect to the position of fig. 1, and thus it should not be understood as a specific limitation to the technical solution provided by the present invention.
Referring to fig. 1, there is shown a rectangular base 1, a frame 11 is fixed on one side of the base 1 facing upward at the left end, the base 1 can be either directly arranged on the terrace of the detection site in the use state or can be arranged on a support, that is, the support and the base 1 are arranged on the terrace of the detection site; a turret drive mechanism 2 is shown, the turret drive mechanism 2 being arranged on the aforementioned frame 11; a revolving frame 3 is shown, the revolving frame 3 is connected with the revolving frame driving mechanism 2 at the position corresponding to the right side of the frame 11, a pair of adjusting grooves 33 which are parallel to each other and extend from a first end part I31 of the revolving frame 3 to a second end part II 32 of the revolving frame 3 are arranged at the right side of the revolving frame 3 along the length direction of the revolving frame 3; a recovery screw clamping mechanism 4 is shown, the recovery screw clamping mechanism 4 being movably arranged on the right side of the aforementioned turret 3; a chuck fixing seat lifting driving mechanism 5 is shown, the chuck fixing seat lifting driving mechanism 5 is arranged at the first end part I31 of the revolving frame at the position corresponding to the recovery screw rod clamping mechanism 4 and is connected with the recovery screw rod clamping mechanism 4; a CCD camera up-down displacement drive mechanism 6, the CCD camera up-down displacement drive mechanism 6 being provided at the right end of the base 1 at a position corresponding to the right side of the revolving frame 3; a CCD camera 7, wherein the CCD camera 7 is arranged on the right side of the CCD camera up-and-down displacement driving mechanism 6 facing the revolving frame 3 and is connected with an external computer processing system through a line.
Continuing to refer to fig. 1, the aforementioned revolving frame driving mechanism 2 includes a revolving frame driving motor 21, a revolving frame driving reduction box 22 and a revolving frame driving reduction box fixing seat 23, the revolving frame driving motor 21 is in transmission fit with the revolving frame driving reduction box 22 and is fixed with the revolving frame driving reduction box fixing seat 23 by the revolving frame driving reduction box 22 together with the revolving frame driving motor 21 at a position corresponding to the left side of the upper part of the aforementioned frame 11, a revolving frame driving reduction box power output shaft 221 of the revolving frame driving reduction box 22 extends to the right side of the revolving frame driving reduction box fixing seat 23 and is rotatably supported on the revolving frame driving reduction box fixing seat 23 through a reduction box shaft bearing seat 2211, and the revolving frame driving reduction box fixing seat 23 is welded and fixed with the right side of the upper part of; the left side of the revolving frame 3 is connected with the power output shaft 221 of the revolving frame driving reduction box.
As shown in fig. 1, the aforementioned reduction gearbox shaft bearing block 2211 is fixed to the right side of the revolving frame drive reduction gearbox fixing base 23 through a bearing block fixing screw 22111, and fig. 1 also shows a reduction gearbox fixing screw 222 for fixing the revolving frame drive reduction gearbox 22 and the revolving frame drive reduction gearbox fixing base 23.
As shown in fig. 1, a revolving frame connecting shaft seat 34 is fixed to the left side of the revolving frame 3, and the revolving frame connecting shaft seat 34 is preferably fixedly connected to the power output shaft 221 of the revolving frame drive reduction gearbox in a flat key fixing manner.
A pair of T-shaped nut grooves 37 are formed on the left side of the rotating frame 3 along the longitudinal direction of the rotating frame 3 in parallel with each other, and the rotating frame coupling shaft holder 34 is fixed to the left side of the rotating frame 3 by a rotating frame coupling shaft holder bolt 341 at a position corresponding to the pair of T-shaped nut grooves 37 and is defined by a T-shaped nut 371 provided in the pair of T-shaped nut grooves 37, that is, the rotating frame coupling shaft holder bolt 341 is fixed to the T-shaped nut 371.
When the revolving frame driving motor 21 works, the revolving frame driving motor drives the revolving frame driving reduction box 22, the revolving frame driving reduction box power output shaft 221 drives the revolving frame connecting shaft seat 34, the revolving frame connecting shaft seat 34 drives the revolving frame 3 through the T-shaped nut 371, and the recovery screw rod clamping mechanism 4 and the chuck fixing seat lifting driving mechanism 5 which are arranged by taking the revolving frame 3 as a carrier also rotate correspondingly along with the revolving frame 3. The turret drive motor 21 is preferably a motor having a forward/reverse rotation function.
Preferably, a pair of frame support plates 111 are fixed to the left side of the frame 11, and the pair of frame support plates 111 are fixed to the base 1 by frame support plate fixing screws 1111, respectively.
Continuing with fig. 1, a chuck holder slide rail 35 is fixed to the right side of the revolving frame 3 by a rail fixing screw 351 in a state parallel to the longitudinal direction of the revolving frame 3 at a position corresponding to the recovery screw clamping mechanism 4, a recovery screw holder fixing plate 36 having an L-shaped shape is fixed to the right side of the revolving frame 3 at a position corresponding to the second end ii 32 of the revolving frame by a fixing plate screw 362, a recovery screw holder 361 is fixed to the recovery screw holder fixing plate 36 by a recovery screw holder screw 3611, the recovery screw clamping mechanism 4 is slidably engaged with the chuck holder slide rail 35, and the chuck holder elevation drive mechanism 5 provided at the first end i 31 of the revolving frame corresponding to the recovery screw clamping mechanism 4 and connected to the recovery screw clamping mechanism 4 is engaged with the pair of adjustment grooves 33.
The recovery screw clamping mechanism 4 comprises a chuck fixing seat 41 and a chuck 42, a guide rail sliding groove 411 is arranged on the left side of the chuck fixing seat 41 and at a position corresponding to the slide rail 35 of the chuck fixing seat, the guide rail sliding groove 411 is in sliding fit with the slide rail 35 of the chuck fixing seat, and the chuck 42 is fixed with the chuck fixing seat 41 by a group of chuck fixing screws 421 towards one side of the recovery screw supporting seat fixing plate 36; the chuck fixing base lifting drive mechanism 5 is connected with the chuck fixing base 41.
The cross-sectional shape of the chuck fixed slide rail 35 is a dovetail shape, and in return, the rail runner 411 is a dovetail groove.
Continuing to refer to fig. 1, the aforementioned chuck fixing base elevation driving mechanism 5 includes an acting cylinder base 51 and an acting cylinder 52, the acting cylinder base 51 is disposed at the revolving frame first end portion i 31 of the aforementioned revolving frame 3 by a pair of acting cylinder base adjusting bolts 511 moving up and down at positions corresponding to the aforementioned pair of adjusting grooves 33, and the pair of acting cylinder base adjusting bolts 511 are each defined by an acting cylinder base adjusting bolt nut slidably disposed in the pair of adjusting grooves 33, the acting cylinder 52 is fixed to the side of the acting cylinder base 51 facing the aforementioned chuck fixing base 41 by a set of acting cylinder fixing screws 522, and an acting cylinder column 521 of the acting cylinder 52 is fixedly connected to the aforementioned chuck fixing base 41.
In the present embodiment, the chuck 42 is a three-jaw chuck; the aforementioned actuating cylinder 52 is a pneumatic cylinder, however, if a cylinder is used instead of a pneumatic cylinder, it should be considered equivalent.
In fig. 1, the applicant also shows a recovery screw 8, on which recovery screw 8 there is a screw nut 81, that is to say the recovery screw 8 is recovered together with the screw nut 81. Before the self-locking of the screw nut 81 is detected, one end of the recovery screw 8 facing the recovery screw support 361 is supported by the recovery screw support 361, and one end of the recovery screw 8 facing the chuck 42 is clamped by the jaws 422 of the chuck 42.
Due to the difference of the specifications of the recovery screw 8, such as length, the recovery screw can be adapted by adjusting the position of the acting cylinder 52, specifically: firstly, loosening the acting cylinder base adjusting bolt 511, moving the acting cylinder base 51 and the acting cylinder 52 downwards, enabling the chuck fixing base 41 and the chuck 42 to correspondingly descend because the acting cylinder column 521 is connected with the chuck fixing base 41, and locking the acting cylinder base adjusting bolt 511 after the adjustment is finished, wherein the adjustment of the upward movement is the same as the adjustment of the downward movement, so the description is not repeated. The upward or downward adjustment can meet the clamping requirements of the recovery screw rods 8 with different lengths.
Continuing to refer to fig. 1, the aforementioned CCD camera up-down displacement driving mechanism 6 includes an electric cylinder fixing base 61, an electric cylinder 62, a screw driving motor 63, a screw driving motor base 64 and a CCD camera up-down displacement screw 65, the electric cylinder fixing base 61 is fixed at the right end of the aforementioned base 1, preferably by welding, at a position corresponding to the right side of the aforementioned revolving frame 3, the electric cylinder 62 is disposed in a longitudinal state, and the lower end of the electric cylinder 62 is fixed with the electric cylinder fixing base 61 by a cylinder locking bolt 622, a slider rail 6211 (also called a guide bar) is formed on the right cavity wall of the electric cylinder cavity 621 of the electric cylinder 62 and along the height direction of the right cavity wall, the screw driving motor 63 is fixed at the top of the screw driving motor base 64 by a screw driving motor fixing screw 631, the screw driving motor shaft of the screw driving motor 63 faces downward, the screw driving motor base 64 is fixed with the upper end of the electric cylinder 62 through a motor base screw 641, the upper end of the CCD camera up-and-down displacement screw 65 extends into the screw driving motor base 64 and is in transmission connection with the screw driving motor shaft through a screw coupling 651, the middle part of the CCD camera up-and-down displacement screw 65 is positioned in the electric cylinder 621, and the lower end of the CCD camera up-and-down displacement screw 65 is rotatably supported on the cavity bottom wall of the electric cylinder 621; the aforementioned CCD camera 7 is in driving engagement with the aforementioned CCD camera up-and-down displacement screw 65 and is also in sliding engagement with the aforementioned slider guide 6211.
The CCD camera 7 is fixed with the left side of the CCD camera slide block 71 at the position corresponding to the right side of the rotary frame 3, the middle part of the CCD camera slide block 71 is in transmission fit with the CCD camera up-and-down displacement screw 65 in the electric cylinder cavity 621, a slide block guide rail groove 711 is arranged at the position corresponding to the slide block guide rail 6211 at the right side of the CCD camera slide block 71, and the slide block guide rail groove 711 is in sliding fit with the slide block guide rail 6211; the screw driving motor 63 is a servo motor having a forward and reverse rotation function.
When the screw driving motor 63 works, the screw shaft coupling 651 is driven by the screw driving motor shaft, so that the CCD camera up-and-down displacement screw 65 rotates to drive the CCD camera slide block 71, and the CCD camera slide block 71 drives the CCD camera 7 to move up or down depending on the forward and reverse rotation working state of the screw driving motor 63.
During detection, as described above, the end of the recovery screw 8 facing the recovery screw support base fixing plate 36 is supported by the recovery screw support base 361, and the end of the recovery screw 8 facing the chuck 42 is clamped by the clamp 422; the camera of the CCD camera 7 is aligned with the lead screw nut 81 on the recovery lead screw 8 by the operation of the screw drive motor 63 and the CCD camera 7 is started into an operating state (shooting state). Under the work of the revolving frame driving motor 21, according to the applicant, the revolving frame driving reduction box power output shaft 221 drives the revolving frame 3 to enable the recovery lead screw 8 to rotate along with the revolving frame 3, when the recovery lead screw 8 is in the vertical state, the work of the revolving frame driving motor 21 is stopped, at the moment, the sliding condition (self-locking property) of the lead screw nut 81 under the gravity is shot by the CCD camera 7, the shot image information is transmitted to an external computer processing system, and the image is judged by the external computer processing system, so that the purpose of detecting the self-locking property of the lead screw nut 81 is achieved.
In the above process, the angle of rotation of the recovery screw 8 by the operation of the turret drive motor 21 is controlled by the inspector as needed, and when the turret drive motor 21 is rotated to a set position, the screw drive motor 63 is driven again to ensure that the camera of the CCD camera 7 is within the range of inspection of the screw nut 81. After the self-locking detection of the lead screw nut 81 of the recovery lead screw 8 in the state of the set angle is completed, the claw 422 is loosened, the recovery lead screw 8 and the lead screw nut 81 are taken away from the lead screw nut self-locking detection device of the recovery lead screw, and the lead screw nut 81 of the next recovery lead screw 8 is detected.
In conclusion, the technical scheme provided by the invention overcomes the defects in the prior art, successfully completes the invention task and truly realizes the technical effects of the applicant in the technical effect column.
Claims (7)
1. A lead screw nut self-locking detection device for a recovery lead screw is characterized by comprising a base (1), wherein a rack (11) is fixed on one upward side of the left end of the base (1); the rotating frame driving mechanism (2), the rotating frame driving mechanism (2) is arranged on the rack (11); the rotating frame (3) is connected with the rotating frame driving mechanism (2) at a position corresponding to the right side of the rack (11), and a pair of adjusting grooves (33) which are parallel to each other and extend from a first end part I (31) of the rotating frame (3) to a second end part II (32) of the rotating frame (3) are formed in the right side of the rotating frame (3) along the length direction of the rotating frame (3); the recovery screw rod clamping mechanism (4) is movably arranged on the right side of the rotary frame (3); the chuck fixing seat lifting driving mechanism (5) is arranged at the first end part I (31) of the rotary frame at the position corresponding to the recovery screw rod clamping mechanism (4) and is connected with the recovery screw rod clamping mechanism (4); a CCD camera up-and-down displacement driving mechanism (6), wherein the CCD camera up-and-down displacement driving mechanism (6) is arranged at the right end of the base (1) at a position corresponding to the right side of the revolving frame (3); the CCD camera (7) is arranged on the right side of the CCD camera up-down displacement driving mechanism (6) facing the rotary frame (3) and is connected with an external computer processing system through a line; a chuck fixing seat sliding guide rail (35) is fixed on the right side of the rotary frame (3) at a position corresponding to the recovery screw clamping mechanism (4) and parallel to the length direction of the rotary frame (3), a recovery screw supporting seat fixing plate (36) is fixed on the right side of the rotary frame (3) at a position located at the second end part II (32) of the rotary frame, a recovery screw supporting seat (361) is fixed on the recovery screw supporting seat fixing plate (36), and the recovery screw clamping mechanism (4) is in sliding fit with the chuck fixing seat sliding guide rail (35); the chuck fixing seat lifting driving mechanism (5) which is arranged at the first end part I (31) of the rotary frame corresponding to the position of the recovery lead screw clamping mechanism (4) and connected with the recovery lead screw clamping mechanism (4) is matched with the pair of adjusting grooves (33); the recovery screw rod clamping mechanism (4) comprises a chuck fixing seat (41) and a chuck (42), a guide rail sliding groove (411) is formed in the left side of the chuck fixing seat (41) and in a position corresponding to the chuck fixing seat sliding guide rail (35), the guide rail sliding groove (411) is in sliding fit with the chuck fixing seat sliding guide rail (35), and the chuck (42) is fixed with the chuck fixing seat (41) towards one side of the recovery screw rod supporting seat fixing plate (36) through a group of chuck fixing screws (421); the chuck fixing seat lifting driving mechanism (5) is connected with the chuck fixing seat (41); the chuck fixing seat lifting driving mechanism (5) comprises an action cylinder seat (51) and an action cylinder (52), the action cylinder seat (51) is arranged at the first end part I (31) of the revolving frame (3) in a vertically moving mode at the position corresponding to the pair of adjusting grooves (33) through a pair of action cylinder seat adjusting bolts (511), the pair of action cylinder seat adjusting bolts (511) are respectively limited by action cylinder seat adjusting bolt nuts arranged in the pair of adjusting grooves (33) in a sliding mode, the action cylinder (52) is fixed with the action cylinder seat (51) towards one side of the chuck fixing seat (41) through a group of action cylinder fixing screws (522), and an action cylinder column (521) of the action cylinder (52) is fixedly connected with the chuck fixing seat (41); the chuck (42) is a three-jaw chuck; the actuating cylinder (52) is a pneumatic cylinder.
2. The lead screw nut self-locking detection device for the recovery lead screw according to claim 1, characterized in that the revolving frame driving mechanism (2) comprises a revolving frame driving motor (21), a revolving frame driving reduction gearbox (22) and a revolving frame driving reduction gearbox fixing seat (23), the revolving frame driving motor (21) is in transmission fit with the revolving frame driving reduction gearbox (22) and the revolving frame driving reduction gearbox fixing seat (21) are fixed with the revolving frame driving reduction gearbox fixing seat (23) at a position corresponding to the left side of the upper part of the rack (11), a revolving frame driving reduction gearbox power output shaft (221) of the revolving frame driving reduction gearbox (22) extends to the right side of the revolving frame driving reduction gearbox fixing seat (23) and is rotatably supported on the revolving frame driving reduction gearbox fixing seat (23) through a reduction gearbox shaft bearing seat (2211), the revolving frame drives the reduction gearbox fixing seat (23) to be fixed with the upper part of the frame (11); the left side of the revolving frame (3) is connected with a power output shaft (221) of the driving reduction box of the revolving frame.
3. The lead screw nut self-locking detection device of the recovery lead screw according to claim 2, characterized in that a revolving frame connecting shaft seat (34) is fixed on the left side of the revolving frame (3), and the revolving frame connecting shaft seat (34) is fixedly connected with the power output shaft (221) of the revolving frame driving reduction gearbox.
4. The lead screw nut self-locking detection device of the recovery lead screw according to claim 3, characterized in that a pair of T-shaped nut grooves (37) are formed on the left side of the rotary frame (3) along the length direction of the rotary frame (3) in parallel, and the rotary frame connection shaft seat (34) is fixed to the left side of the rotary frame (3) at a position corresponding to the pair of T-shaped nut grooves (37) by a rotary frame connection shaft seat bolt (341).
5. The lead screw nut self-locking detection device of the recovery lead screw according to claim 1, characterized in that the cross section of the sliding guide rail (35) of the chuck fixing seat is dovetail-shaped, and the guide rail sliding groove (411) is a dovetail-shaped groove.
6. The lead screw nut self-locking detection device for the recycling lead screw according to claim 1, characterized in that the CCD camera up-down displacement driving mechanism (6) comprises an electric cylinder fixing seat (61), an electric cylinder (62), a screw driving motor (63), a screw driving motor seat (64) and a CCD camera up-down displacement screw (65), the electric cylinder fixing seat (61) is fixed at the right end of the base (1) at the position corresponding to the right side of the revolving frame (3), the electric cylinder (62) is arranged in a longitudinal state, the lower end of the electric cylinder (62) is fixed with the electric cylinder fixing seat (61), a slide block guide rail (6211) is formed on the right cavity wall of the electric cylinder cavity (621) of the electric cylinder (62) and along the height direction of the right cavity wall, the screw driving motor (63) is fixed at the top of the screw driving motor seat (64), the screw driving motor (63) has a downward screw driving motor shaft, a screw driving motor base (64) is fixed with the upper end of an electric cylinder body (62), the upper end of a CCD camera up-and-down displacement screw (65) extends into the screw driving motor base (64) and is in transmission connection with the screw driving motor shaft through a screw coupling (651), the middle part of the CCD camera up-and-down displacement screw (65) is positioned in the electric cylinder body cavity (621), and the lower end of the CCD camera up-and-down displacement screw (65) is rotatably supported on the cavity bottom wall of the electric cylinder body cavity (621); the CCD camera (7) is in transmission fit with the CCD camera up-and-down displacement screw (65) and is also in sliding fit with the sliding block guide rail (6211).
7. The lead screw nut self-locking detection device for the recovery lead screw according to claim 6, characterized in that the CCD camera (7) is fixed with the left side of the CCD camera slide block (71) at the position corresponding to the right side of the rotary frame (3), the middle part of the CCD camera slide block (71) is in transmission fit with the CCD camera up-and-down displacement screw (65) in the electric cylinder cavity (621), a slide block guide rail groove (711) is arranged at the position corresponding to the slide block guide rail (6211) at the right side of the CCD camera slide block (71), and the slide block guide rail groove (711) is in sliding fit with the slide block guide rail (6211); the screw driving motor (63) is a servo motor with a forward and reverse rotation function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910133315.6A CN109682592B (en) | 2019-02-22 | 2019-02-22 | Lead screw nut self-locking detection device for recycling lead screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910133315.6A CN109682592B (en) | 2019-02-22 | 2019-02-22 | Lead screw nut self-locking detection device for recycling lead screw |
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| CN109682592A CN109682592A (en) | 2019-04-26 |
| CN109682592B true CN109682592B (en) | 2020-07-28 |
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| JP4910800B2 (en) * | 2007-03-14 | 2012-04-04 | 株式会社デンソー | Screw parts inspection device and inspection method |
| CN102022966B (en) * | 2010-10-12 | 2012-06-06 | 惠州市大亚湾天马电子机械有限公司 | Measurement method and device of guide rail, screw rod and nut seat comprehensive assembly accuracy of numerical control machine |
| CN102564385B (en) * | 2011-12-12 | 2014-06-11 | 陕西汉江机床有限公司 | Device for detecting internal circulation nut of ball screw assembly |
| CN103528529A (en) * | 2013-10-24 | 2014-01-22 | 南京工艺装备制造有限公司 | Detection device of stroke deviation and stroke variation of nut-driven ball screw pair |
| CN105277121A (en) * | 2014-06-23 | 2016-01-27 | 日产螺丝股份有限公司 | Automatic screw size measurement system |
| CN207248724U (en) * | 2017-09-11 | 2018-04-17 | 东莞市祥宇精密机械有限公司 | A kind of visual detection equipment |
| CN109269447B (en) * | 2018-11-19 | 2020-12-18 | 常熟理工学院 | Retrieve lead screw precision detection device |
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