CN117086615B - Screw locking device - Google Patents
Screw locking device Download PDFInfo
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- CN117086615B CN117086615B CN202311329730.1A CN202311329730A CN117086615B CN 117086615 B CN117086615 B CN 117086615B CN 202311329730 A CN202311329730 A CN 202311329730A CN 117086615 B CN117086615 B CN 117086615B
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- 230000007246 mechanism Effects 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000006698 induction Effects 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention belongs to the technical field of locking and discloses a locking screw device, which comprises a screwdriver head component and a suction nozzle component, wherein the screwdriver head component comprises a first shaft part and a second shaft part arranged at the lower end of the first shaft part, and the diameter of the first shaft part is larger than that of the second shaft part; the suction nozzle assembly comprises a suction nozzle main body and a suction nozzle head, wherein a first shaft hole is formed in the suction nozzle main body along the length direction of the suction nozzle main body, and a first limiting ring and a second limiting ring are coaxially arranged in the first shaft hole, so that the effect of limiting the coaxiality of a first shaft part is achieved, and the deformation of the first shaft part is avoided; the lower end part of the suction nozzle head is provided with a guide hole, the second shaft part penetrates through the guide hole, and a first gap part is formed between the second shaft part and the guide hole; the head assembly is divided into two parts, the coaxiality of the main shaft part is guaranteed by the two limiting parts, and the first gap part is arranged below to enable the second shaft part to be slightly deformed, so that the head assembly is prevented from being clamped, and the stability of the head assembly in the feeding process is improved.
Description
Technical Field
The invention relates to the technical field of locking equipment, in particular to a screw locking device.
Background
Screw connection is a common connection mode in assembly, screw and nut connection is needed in the assembly of many products, and more than one group of screw and nuts is used for one product. With the popularization of automation, manual screwing consumes a long time, has low efficiency, high working strength and the like, and can be gradually banned by an automatic screw machine.
In the automatic screw screwing equipment in the prior art, a motor is adopted to drive a working head to rotate and feed downwards, so that the purpose of locking screws is achieved; however, the conventional screwdriver head is matched with a suction nozzle, the motor shaft part drives the screwdriver head to be partially bent in the process of rotation and feeding, so that the screwdriver head suction nozzles are clamped, the screwdriver head cannot continue to feed, and the screw screwing operation is affected.
In view of this, there is a need for an improvement in the screw driving apparatus of the prior art to solve the technical problem that the screw driving apparatus is jammed due to bending occurring during the head feeding process.
Disclosure of Invention
The invention aims to provide a screw locking device which solves the technical problems.
To achieve the purpose, the invention adopts the following technical scheme:
the screw locking device comprises a screwdriver head assembly and a suction nozzle assembly, wherein the screwdriver head assembly comprises a first shaft part and a second shaft part arranged at the lower end of the first shaft part, and the diameter of the first shaft part is larger than that of the second shaft part;
the suction nozzle assembly comprises a suction nozzle main body and a suction nozzle head, wherein a first shaft hole is formed in the suction nozzle main body along the length direction of the suction nozzle main body, a first limiting ring and a second limiting ring are coaxially arranged in the first shaft hole, and the first shaft part is in abutting connection and sequentially penetrates through the first limiting ring and the second limiting ring;
the lower end part of the suction nozzle head is provided with a guide hole, the second shaft part penetrates through the guide hole, and a first gap part is formed between the second shaft part and the guide hole.
Optionally, a first mounting groove is formed in the lower end face of the suction nozzle main body, a connecting portion is arranged at the upper end of the suction nozzle head, the connecting portion is mounted in the first mounting groove, and a second gap portion is arranged between the connecting portion and the first mounting groove;
the lower tip cover of suction nozzle main part is equipped with the stop collar, the inside wall of stop collar is provided with first snap ring and second snap ring, first snap ring with be formed with spacing space between the second snap ring, suction nozzle main part and suction nozzle head respectively the joint in spacing space.
Optionally, a connecting shaft part is arranged between the first shaft part and the second shaft part, and the diameter of the connecting shaft part is gradually reduced along the direction from top to bottom;
the suction nozzle head is provided with a second shaft hole, and the connecting shaft part is accommodated in the second shaft hole.
Optionally, a first air hole and a second air hole which are respectively communicated with the second shaft hole are formed in the side wall of the connecting shaft part, and the first air hole and the second air hole are respectively connected with an air inlet pipe and an air outlet pipe;
the second limiting ring surrounds the first shaft part and is provided with a plurality of air passage holes, and an air passage is formed between the air passage holes and the first gap part.
Optionally, a driving assembly is arranged at one end of the screwdriver head assembly, the driving assembly comprises a first motor, an output shaft is arranged on the first motor, a first spring is sleeved on the output shaft, one end of the first spring is connected with the output shaft, and the other end of the first spring is connected with a protective sleeve;
the lower end of the output shaft is provided with a connecting shaft hole, the upper end of the first shaft part is installed in the connecting shaft hole, the outer side wall of the first shaft part is provided with a limiting pin, the output shaft is provided with a key slot, and the limiting pin is clamped in the key slot, so that the first shaft part is fixedly connected with the output shaft in the circumferential direction.
Optionally, a plurality of storage holes are formed in the circumferential direction of the output shaft, and balls are contained in the storage holes; the outer side wall of the first shaft part is provided with a groove, at least part of the ball extends into the groove, and the ball is abutted with the inner side wall of the protective sleeve.
Optionally, the locking screw device further comprises a mounting plate and a bottom plate, and the driving assembly is mounted on the mounting plate; the lower end of the mounting plate is provided with a connecting seat, and the suction nozzle component is mounted on the connecting seat;
the bottom plate is provided with a second motor and a first guide rail, the first guide rail is arranged along the vertical direction, and the mounting plate is connected to the first guide rail in a sliding manner;
one side of mounting panel is provided with first connecting plate, the output of second motor is connected with drive assembly, drive assembly's one end with first connecting plate is connected, the second motor is used for the drive the mounting panel is along vertical direction rectilinear motion.
Optionally, the transmission assembly comprises a synchronous belt, one end of the synchronous belt is connected with a screw rod, and the screw rod is connected with a screw rod nut in a threaded manner;
the screw rod is sleeved with two limiting lantern rings at intervals, the screw rod nut is arranged between the two limiting lantern rings, and the limiting lantern rings are used for limiting the moving stroke of the screw rod nut;
the screw rod nut is connected with a second connecting plate, a first guide post is arranged at one side of the second connecting plate along the vertical direction, a second spring is sleeved on the first guide post, one end of the second spring is connected with a sliding sleeve, and the sliding sleeve is sleeved on the first guide post in a sliding manner; the sliding sleeve is connected with the first connecting plate.
Optionally, the locking screw device further comprises a rotation driving mechanism, wherein the driving end of the rotation driving mechanism is connected with the bottom plate and used for pushing the bottom plate to rotate;
an arc-shaped plate is arranged on the rotary driving mechanism, an inductor is arranged on the arc-shaped plate, and an induction piece is arranged at one side part of the bottom plate; when the bottom plate rotates, the sensing piece passes through the sensor so as to detect the rotation angle of the bottom plate.
Optionally, a camera component and a laser range finder are arranged on the mounting plate, and a lens is arranged below the camera component; the camera component is used for acquiring image information of the work of the batch head component.
Compared with the prior art, the invention has the following beneficial effects: when the screwdriver head assembly is in operation, the screwdriver head assembly is in butt joint and installed in the suction nozzle assembly, the first shaft part is in butt joint and sequentially penetrates through the first limiting ring and the second limiting ring, the second shaft part penetrates through the guide hole, the first shaft part is limited and supported by the first limiting ring and the second limiting ring which are coaxially arranged, so that the coaxiality of the first shaft part is limited, the deformation of the first shaft part is avoided, the transverse force borne by the screwdriver head assembly is transmitted to the second shaft part, the second shaft part is subjected to partial bending deformation, and the deformation space is provided by the first gap part; this lock is paid screw device can be through dividing into two parts with criticizing first subassembly, and axiality of main part axial region has been guaranteed to two spacing portions to set up first clearance portion in the below and for second axial region to take place small deformation, avoid criticizing first subassembly and blocked the condition, improved the stability of criticizing first subassembly in-process of feeding.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are not intended to limit the scope of the invention, since any modification, variation in proportions, or adjustment of the size, etc. of the structures, proportions, etc. should be considered as falling within the spirit and scope of the invention, without affecting the effect or achievement of the objective.
FIG. 1 is a schematic diagram of the whole structure of a screw locking device according to the present embodiment;
FIG. 2 is a schematic cross-sectional view of a screwdriver bit assembly and a suction nozzle assembly of the screw locking device of the present embodiment;
FIG. 3 is a schematic view showing a partial enlarged structure of the screw locking device of the embodiment at A in FIG. 2;
FIG. 4 is a schematic cross-sectional view of a suction nozzle assembly of the lock screw device of the present embodiment;
FIG. 5 is a schematic view showing an exploded view of a screwdriver bit assembly of the screw locking device according to the present embodiment;
fig. 6 is a schematic view showing an exploded construction of a suction nozzle assembly of the lock screw device of the present embodiment;
FIG. 7 is a second schematic diagram of the overall structure of the screw locking device according to the present embodiment;
fig. 8 is a schematic structural view of a driving assembly of the screw locking device according to the present embodiment;
FIG. 9 is a third schematic view of the whole structure of the screw locking device according to the present embodiment;
fig. 10 is a schematic diagram showing the overall structure of the screw locking device according to the present embodiment.
Illustration of: the head assembly 1, the nozzle assembly 2, the first shaft portion 3, the second shaft portion 4, the nozzle body 5, the nozzle head 6, the first shaft hole 7, the first retainer ring 8, the second retainer ring 9, the guide hole 10, the first gap portion 11, the first mounting groove 12, the connection portion 13, the second gap portion 14, the retainer 15, the first snap ring 16, the second snap ring 17, the connection shaft portion 18, the second shaft portion 19, the first air hole 20, the second air hole 21, the air inlet pipe 22, the air outlet pipe 23, the air passage hole 24, the driving assembly 25, the first motor 26, the output shaft 27, the first spring 28, the connection shaft hole 29, the retainer pin 30, the key slot 31, the storage hole 32, the ball 33, the groove 34, the mounting plate 35, the bottom plate 36, the connection seat 37, the second motor 38, the first guide rail 39, the first connection plate 40, the lead screw 41, the lead screw nut 42, the second connection plate 43, the first guide post 45, the second spring 44, the sliding sleeve 46, the rotation driving mechanism 47, the arc 48, the inductor 49, the induction plate 50, the camera assembly 51, the lens 52, the range finder 53, the range finder 54, the range finder 55, and the synchronous belt 56.
Detailed Description
In order to make the objects, features and advantages of the present invention more comprehensible, the technical solutions in the embodiments of the present invention are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. It is noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
The embodiment of the invention provides a screw locking device, which comprises a screwdriver head component 1 and a suction nozzle component 2, wherein the screwdriver head component 1 comprises a first shaft part 3 and a second shaft part 4 arranged at the lower end of the first shaft part 3, and the diameter of the first shaft part 3 is larger than that of the second shaft part 4; the suction nozzle assembly 2 comprises a suction nozzle main body 5 and a suction nozzle head 6, wherein a first shaft hole 7 is formed in the suction nozzle main body 5 along the length direction of the suction nozzle main body, a first limiting ring 8 and a second limiting ring 9 are coaxially arranged in the first shaft hole 7, and the first shaft part 3 is in abutting connection and sequentially penetrates through the first limiting ring 8 and the second limiting ring 9; the lower end of the nozzle head 6 is provided with a guide hole 10, the second shaft 4 is provided through the guide hole 10, and a first gap 11 is formed between the second shaft 4 and the guide hole 10.
The working principle of the invention is as follows: during operation, the head assembly 1 is butt-jointed and installed in the suction nozzle assembly 2, so that the first shaft part 3 is in butt joint and sequentially penetrates through the first limiting ring 8 and the second limiting ring 9, the second shaft part 4 penetrates through the guide hole 10, the first shaft part 3 is limited and propped by the first limiting ring 8 and the second limiting ring 9 which are coaxially arranged, the coaxiality of the first shaft part 3 is limited, deformation of the first shaft part 3 is avoided, and the transverse force borne by the head assembly 1 is transmitted to the second shaft part 4, so that the second shaft part 4 is partially bent and deformed, and a deformation space is provided by the first gap part 11; compared with the screw locking equipment in the prior art, the screw locking device can divide the screwdriver head assembly 1 into two parts, the two limiting parts ensure the coaxiality of the main shaft part, the first gap part 11 is arranged below to enable the second shaft part 4 to slightly deform, the situation that the screwdriver head assembly 1 is clamped is avoided, and the stability of the screwdriver head assembly 1 in the feeding process is improved.
In the present embodiment, a first mounting groove 12 is formed in the lower end surface of the nozzle body 5, a connecting portion 13 is provided at the upper end of the nozzle head 6, the connecting portion 13 is mounted in the first mounting groove 12, and a second gap portion 14 is provided between the connecting portion 13 and the first mounting groove 12; the lower tip cover of suction nozzle main part 5 is equipped with stop collar 15, and the inside wall of stop collar 15 is provided with first snap ring 16 and second snap ring 17, is formed with spacing space between first snap ring 16 and the second snap ring 17, and suction nozzle main part 5 and suction nozzle head 6 joint respectively in spacing space. Further, the depth of the mounting groove is equal to the thickness of the connecting portion 13.
As shown in fig. 1 and 2, the limiting sleeve 15 in the present solution plays a role in connecting the nozzle body 5 and the nozzle head 6, and limits the coaxiality of the nozzle head 6 through the first clamping ring 16, and meanwhile, a gap is provided between the connecting portion 13 and the first mounting groove 12, which has the advantage that, compared with the integrally formed nozzle in the prior art, the nozzle body 5 and the nozzle head 6 of the nozzle assembly 2 are assembled, which can eliminate the influence caused by dimensional tolerance; that is, even if there is a partial machining error between the nozzle body 5 and the nozzle head 6, the influence of the partial machining error can be eliminated through the second gap portion 14, so that the machining difficulty of each part is reduced, the machining cost is reduced, and the mounting precision is improved, so that the coaxiality of the batch head assembly 1 is improved.
In the present embodiment, the connecting shaft portion 18 is provided between the first shaft portion 3 and the second shaft portion 4, and the diameter of the connecting shaft portion 18 is gradually reduced in the top-to-bottom direction; the nozzle head 6 is provided with a second shaft hole 19, and the connecting shaft portion 18 is accommodated in the second shaft hole 19.
In combination with fig. 4, the first shaft portion 3 and the second shaft portion 4 of the batch head assembly 1 in this solution are in transitional connection through the connecting shaft portion 18, the connecting shaft portion 18 is tapered, and this shape design makes the batch head assembly 1 play a guiding role through the connecting shaft portion 18 in the process of being inserted into the suction nozzle assembly 2, so as to avoid the situation that the batch head assembly 1 is blocked, and thus improve the running stability of the device.
Further, a first air hole 20 and a second air hole 21 which are respectively communicated with the second shaft hole 19 are formed in the side wall of the connecting shaft part 18, and the first air hole 20 and the second air hole 21 are respectively connected with an air inlet pipe 22 and an air outlet pipe 23; the second limiting ring 9 surrounds the first shaft portion 3 and is provided with a plurality of air passage holes 24, and an air passage is formed between the air passage holes 24 and the first gap portion 11. The plurality of air passage holes 24 can simultaneously ensure the coaxiality of the first shaft part 3.
As shown in fig. 3 and 4, the first air hole 20 and the second air hole 21 in the present embodiment respectively input and output air pressure through the air inlet pipe 22 and the air outlet pipe 23, and an air path channel is formed between the air path hole 24 and the first gap portion 11, so that the output air pressure can be output at the lower port of the suction nozzle assembly 2; when negative pressure is input to the air inlet pipe 22, a preset negative pressure value is output at the lower port of the suction nozzle assembly 2, and is used for sucking screws and assisting the work of the head assembly 1.
In this embodiment, a driving assembly 25 is disposed at one end of the screwdriver head assembly 1, the driving assembly 25 includes a first motor 26, the first motor 26 is provided with an output shaft 27, a first spring 28 is sleeved on the output shaft 27, one end of the first spring 28 is connected with the output shaft 27, and the other end is connected with a protective sleeve 54; the lower end of the output shaft 27 is provided with a connecting shaft hole 29, the upper end of the first shaft part 3 is arranged in the connecting shaft hole 29, the outer side wall of the first shaft part 3 is provided with a limiting pin 30, the output shaft 27 is provided with a key slot 31, and the limiting pin 30 is clamped in the key slot 31, so that the first shaft part 3 is fixedly connected with the output shaft 27 in the circumferential direction. In order to provide the accuracy of equipment control, the corresponding signal output end is arranged on the first motor 26, and the locking force is automatically adjusted through the automatic feedback of the revolution and the torsion of the motor, so that the locking result is fed back and tracked.
Referring to fig. 5, the screwdriver head assembly 1 in the present embodiment is driven to rotate by a driving assembly 25, and specifically, the working process is that an output shaft 27 of a first motor 26 drives a first shaft portion 3 to rotate, so as to drive the screwdriver head assembly 1 to rotate, so as to perform screw locking work; it should be noted that, the output shaft 27 is provided with the first spring 28, and the first spring 28 can play a role in elastically buffering the protective sleeve 54; when the protective sleeve 54 collides with the suction nozzle assembly 2 in the downward moving process of the batch head assembly 1, the transmitted power can be absorbed by the first spring 28, so that the suction nozzle assembly 2 and the output shaft 27 are protected.
Further, a plurality of receiving holes 32 are circumferentially formed in the output shaft 27, and balls 33 are accommodated in the receiving holes 32; the outer side wall of the first shaft portion 3 is provided with a groove 34, at least part of the ball 33 extends into the groove 34, and the ball 33 is abutted against the inner side wall of the protective sleeve 54. As shown in fig. 5, the first shaft 3 and the output shaft 27 are fixedly connected in the circumferential direction, and the balls 33 are disposed between the protective cover 54 and the output shaft 27, so that when the head assembly 1 moves down to abut against the suction nozzle assembly 2, the balls 33 act like bearings, thereby guiding the rotation of the head assembly 1.
In this embodiment, the lock screw device further includes a mounting plate 35 and a bottom plate 36, and the driving assembly 25 is mounted on the mounting plate 35; the lower end of the mounting plate 35 is provided with a connecting seat 37, and the suction nozzle assembly 2 is mounted on the connecting seat 37; the bottom plate 36 is provided with a second motor 38 and a first guide rail 39, the first guide rail 39 is arranged along the vertical direction, and the mounting plate 35 is connected to the first guide rail 39 in a sliding manner; a first connecting plate 40 is arranged at one side of the mounting plate 35, a transmission assembly is connected to the output end of the second motor 38, one end of the transmission assembly is connected to the first connecting plate 40, and the second motor 38 is used for driving the mounting plate 35 to move linearly in the vertical direction. It should be noted that, in order to improve the displacement accuracy of the batch head assembly 1, the second motor 38 may be a stepper motor.
Referring to fig. 7 and 8, when the screw is locked, the screwdriver head assembly 1 in this solution needs to be displaced and fed in a vertical direction, so that the driving assembly 25 is correspondingly provided to push the bottom plate 36 and the suction nozzle assembly 2 to move along the vertical direction, thereby changing the space height of the screwdriver head assembly 1, so as to perform synchronous operation of rotation and advance of the screw.
In the embodiment, the transmission assembly comprises a synchronous belt 56, one end of the synchronous belt 56 is connected with a screw rod 41, and the screw rod 41 is connected with a screw rod nut 42 in a threaded manner; two limiting collars 55 are sleeved on the screw rod 41 at intervals, the screw rod nut 42 is arranged between the two limiting collars 55, and the limiting collars 55 are used for limiting the moving stroke of the screw rod nut 42; the screw nut 42 is connected with a second connecting plate 43, a first guide post 45 is arranged at one side part of the second connecting plate 43 along the vertical direction, a second spring 44 is sleeved on the first guide post 45, one end of the second spring 44 is connected with a sliding sleeve 46, and the sliding sleeve 46 is sleeved on the first guide post 45 in a sliding manner; the sliding sleeve 46 is connected to the first connecting plate 40.
Referring to fig. 7, the transmission assembly in this embodiment is powered by the second motor 38 to drive the synchronous belt 56 to rotate, so as to drive the screw rod 41 to rotate, so as to drive the screw rod nut 42 to linearly move along the vertical direction, the screw rod nut 42 drives the second connecting plate 43 to move downwards and the first connecting plate 40 to move downwards, and in the moving process, the second spring 44 provides a downward elastic supporting force and plays a role in elastically buffering the first connecting plate 40, so that the situation that the batch head assembly 1 collides with a workpiece by mistake and damages equipment is avoided.
In this embodiment, the lock screw device further includes a rotation driving mechanism 47, and a driving end of the rotation driving mechanism 47 is connected to the bottom plate 36, for pushing the bottom plate 36 to rotate; the rotary driving mechanism 47 is provided with an arc plate 48, the arc plate 48 is provided with an inductor 49, and one side part of the bottom plate 36 is provided with an induction piece 50; when the base plate 36 rotates, the sensing piece 50 passes through the sensor 49 to detect the rotation angle of the base plate 36.
The rotary driving mechanism 47 drives the bottom plate 36 and the head assembly 1 to rotate in the space direction, so that the head assembly 1 faces to the preset direction, the work of locking screws on workpieces at different stations is facilitated, and the working application range is improved.
In the present embodiment, a camera assembly 51 and a laser range finder 53 are provided on the mounting board 35, and a lens 52 is provided below the camera assembly 51; the camera assembly 51 is used for acquiring image information of the work of the batch head assembly 1; and the camera photographs and positions and laser ranging to determine the positions of the screw and the product, so that locking precision is ensured.
The above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. The screw locking device is characterized by comprising a screwdriver head assembly (1) and a suction nozzle assembly (2), wherein the screwdriver head assembly (1) comprises a first shaft part (3) and a second shaft part (4) arranged at the lower end of the first shaft part (3), and the diameter of the first shaft part (3) is larger than that of the second shaft part (4);
the suction nozzle assembly (2) comprises a suction nozzle main body (5) and a suction nozzle head (6), wherein a first shaft hole (7) is formed in the suction nozzle main body (5) along the length direction of the suction nozzle main body, a first limiting ring (8) and a second limiting ring (9) are coaxially arranged in the first shaft hole (7), and the first shaft part (3) is propped against and sequentially penetrates through the first limiting ring (8) and the second limiting ring (9);
a guide hole (10) is formed in the lower end portion of the suction nozzle head portion (6), the second shaft portion (4) penetrates through the guide hole (10), and a first gap portion (11) is formed between the second shaft portion (4) and the guide hole (10);
a first mounting groove (12) is formed in the lower end face of the suction nozzle main body (5), a connecting part (13) is arranged at the upper end of the suction nozzle head (6), the connecting part (13) is mounted in the first mounting groove (12), and a second gap part (14) is arranged between the connecting part (13) and the first mounting groove (12);
a limiting sleeve (15) is sleeved at the lower end part of the suction nozzle main body (5), a first clamping ring (16) and a second clamping ring (17) are arranged on the inner side wall of the limiting sleeve (15), a limiting space is formed between the first clamping ring (16) and the second clamping ring (17), and the suction nozzle main body (5) and the suction nozzle head (6) are respectively clamped in the limiting space;
one end of the head assembly (1) is provided with a driving assembly (25), the driving assembly (25) comprises a first motor (26), the first motor (26) is provided with an output shaft (27), the output shaft (27) is sleeved with a first spring (28), one end of the first spring (28) is connected with the output shaft (27), and the other end of the first spring is connected with a protective sleeve (54);
the lower end part of the output shaft (27) is provided with a connecting shaft hole (29), the upper end of the first shaft part (3) is arranged in the connecting shaft hole (29), the outer side wall of the first shaft part (3) is provided with a limiting pin (30), the output shaft (27) is provided with a key slot (31), and the limiting pin (30) is clamped in the key slot (31) so that the first shaft part (3) is fixedly connected with the output shaft (27) in the circumferential direction;
a plurality of containing holes (32) are formed in the output shaft (27) in the circumferential direction, and balls (33) are contained in the containing holes (32); a groove (34) is formed in the outer side wall of the first shaft part (3), at least part of the ball (33) stretches into the groove (34), and the ball (33) is abutted against the inner side wall of the protective sleeve (54);
the device also comprises a mounting plate (35) and a bottom plate (36), wherein the driving assembly (25) is mounted on the mounting plate (35); the lower end of the mounting plate (35) is provided with a connecting seat (37), and the suction nozzle assembly (2) is mounted on the connecting seat (37);
the bottom plate (36) is provided with a second motor (38) and a first guide rail (39), the first guide rail (39) is arranged along the vertical direction, and the mounting plate (35) is connected to the first guide rail (39) in a sliding manner;
a first connecting plate (40) is arranged at one side of the mounting plate (35), the output end of the second motor (38) is connected with a transmission assembly, one end of the transmission assembly is connected with the first connecting plate (40), and the second motor (38) is used for driving the mounting plate (35) to linearly move along the vertical direction;
the transmission assembly comprises a synchronous belt (56), one end of the synchronous belt (56) is connected with a screw rod (41), and the screw rod (41) is connected with a screw rod nut (42) in a threaded manner;
two limit collars (55) are sleeved on the screw rod (41) at intervals, the screw rod nut (42) is arranged between the two limit collars (55), and the limit collars (55) are used for limiting the moving stroke of the screw rod nut (42);
the screw nut (42) is connected with a second connecting plate (43), a first guide pillar (45) is arranged on one side of the second connecting plate (43) along the vertical direction, a second spring (44) is sleeved on the first guide pillar (45), one end of the second spring (44) is connected with a sliding sleeve (46), and the sliding sleeve (46) is slidably sleeved on the first guide pillar (45); the sliding sleeve (46) is connected with the first connecting plate (40).
2. The screw locking device according to claim 1, characterized in that a connecting shaft portion (18) is provided between the first shaft portion (3) and the second shaft portion (4), the connecting shaft portion (18) being provided with a diameter gradually decreasing in a top-to-bottom direction;
the suction nozzle head (6) is provided with a second shaft hole (19), and the connecting shaft part (18) is accommodated in the second shaft hole (19).
3. The screw locking device according to claim 2, wherein a first air hole (20) and a second air hole (21) which are respectively communicated with the second shaft hole (19) are formed in the side wall of the suction nozzle main body (5), and the first air hole (20) and the second air hole (21) are respectively connected with an air inlet pipe (22) and an air outlet pipe (23);
the second limiting ring (9) surrounds the first shaft part (3) and is provided with a plurality of air passage holes (24), and an air passage is formed between the air passage holes (24) and the first gap part (11).
4. The lock screw device according to claim 1, further comprising a rotary drive mechanism (47), wherein a drive end of the rotary drive mechanism (47) is connected to the base plate (36) for pushing the base plate (36) to rotate;
an arc-shaped plate (48) is arranged on the rotary driving mechanism (47), an inductor (49) is arranged on the arc-shaped plate (48), and an induction piece (50) is arranged at one side part of the bottom plate (36); when the base plate (36) rotates, the sensing piece (50) passes through the sensor (49) to detect the rotation angle of the base plate (36).
5. The locking screw device according to claim 1, characterized in that a camera assembly (51) and a laser range finder (53) are arranged on the mounting plate (35), and a lens (52) is arranged below the camera assembly (51); the camera assembly (51) is used for acquiring image information of the work of the batch head assembly (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311329730.1A CN117086615B (en) | 2023-10-16 | 2023-10-16 | Screw locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311329730.1A CN117086615B (en) | 2023-10-16 | 2023-10-16 | Screw locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117086615A CN117086615A (en) | 2023-11-21 |
| CN117086615B true CN117086615B (en) | 2024-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311329730.1A Active CN117086615B (en) | 2023-10-16 | 2023-10-16 | Screw locking device |
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| Country | Link |
|---|---|
| CN (1) | CN117086615B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2015140938A1 (en) * | 2014-03-18 | 2017-04-06 | 株式会社安川電機 | Screw fastening device and screw fastening system |
| CN207480017U (en) * | 2017-09-27 | 2018-06-12 | 东莞市鑫骏自动化科技有限公司 | The screwed lock module |
| CN208801004U (en) * | 2018-08-09 | 2019-04-30 | 东莞市鑫骏自动化科技有限公司 | Nozzle component |
| CN210255034U (en) * | 2019-08-05 | 2020-04-07 | 深圳市吉力达工业设备有限公司 | Suction nozzle for automatic screw locking machine |
| CN217413089U (en) * | 2022-02-18 | 2022-09-13 | 昆山楷徽自动化科技有限公司 | Assembly product and screw locking integrated device |
-
2023
- 2023-10-16 CN CN202311329730.1A patent/CN117086615B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2015140938A1 (en) * | 2014-03-18 | 2017-04-06 | 株式会社安川電機 | Screw fastening device and screw fastening system |
| CN207480017U (en) * | 2017-09-27 | 2018-06-12 | 东莞市鑫骏自动化科技有限公司 | The screwed lock module |
| CN208801004U (en) * | 2018-08-09 | 2019-04-30 | 东莞市鑫骏自动化科技有限公司 | Nozzle component |
| CN210255034U (en) * | 2019-08-05 | 2020-04-07 | 深圳市吉力达工业设备有限公司 | Suction nozzle for automatic screw locking machine |
| CN217413089U (en) * | 2022-02-18 | 2022-09-13 | 昆山楷徽自动化科技有限公司 | Assembly product and screw locking integrated device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117086615A (en) | 2023-11-21 |
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