CN214922157U

CN214922157U - Automatic feeding and assembling machine for padlock

Info

Publication number: CN214922157U
Application number: CN202023213211.3U
Authority: CN
Inventors: 江健; 李建辉
Original assignee: Dongguan Aoshenglong Automation Technology Co ltd
Current assignee: Dongguan Aoshenglong Automation Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-30
Anticipated expiration: 2030-12-28

Abstract

The utility model relates to the field of automatic padlock assembly, and discloses an automatic padlock feeding and assembling machine, which comprises a frame and a clamp backflow mechanism arranged on the frame; the clamp backflow mechanism comprises a driving device, a plurality of first clamps and a second clamp, wherein the first clamps are in transmission connection with the driving device and used for clamping the lock body and the lock hook, and the second clamps are used for clamping the key; the automatic assembly device also comprises a butter injection mechanism, two lock bodies and steel ball automatic assembly mechanisms, a lock body and lock core component automatic feeding and assembly mechanism, a lock body and cover sealing automatic feeding and assembly mechanism, a key and lock core component automatic assembly mechanism and a blanking mechanism which are respectively arranged on the frame and are sequentially arranged along one side of the clamp backflow mechanism; lock body and lock core subassembly autoloading equipment mechanism includes lock core and blade autoloading equipment mechanism, lock core and lock core round pin autoloading equipment mechanism and lock body and the automatic mechanism of assembling of lock core subassembly, the utility model provides a current padlock packaging efficiency hangs down, the unstable technical problem of equipment quality.

Description

Automatic feeding and assembling machine for padlock

Technical Field

The utility model relates to a padlock automatic assembly field especially relates to a padlock autoloading kludge.

Background

As shown in fig. 1, the padlock includes a lock body 01, a shackle 02, a key 03, a lock cylinder assembly 04, two steel balls 05 and a cover 06. The lock cylinder assembly 04 comprises a lock cylinder 041, at least two blades 042 arranged at intervals in the axial direction of the lock cylinder 041, and a lock cylinder pin 043.

Specifically, the side wall of the lock cylinder 041 is provided with a plurality of blade holes 0411 arranged along the axial direction thereof, a plurality of blades 042 need to be sequentially installed in the corresponding blade holes 0411, the side wall of the lock cylinder 041 is further provided with a pin hole 0412, and a lock cylinder pin 043 needs to be assembled in the pin hole 0412. The vanes 042 have substantially the same outer shape, but the positions and shapes of the specific grooves are slightly different from each other.

In the production process of the padlock, butter needs to be injected into the lock cylinder hole 011 firstly, then two steel balls 05 are respectively filled into the steel ball holes 013 on two sides inside the lock cylinder hole 011, then the whole lock cylinder assembly 04 is filled into the lock cylinder hole 011, then the sealing cover 06 is pressed on the top of the lock cylinder hole 011 in a pressing mode, so that the lock cylinder assembly 04 cannot fall out of the lock cylinder hole 011, finally the key 03 is inserted into the inside of the lock cylinder assembly 04 and rotates the key 03, the lock hook 02 is locked on the lock body 01 and cannot fall out of the lock body 01, and at the moment, complete assembly operation is completed.

In the prior art, the assembly operation of the padlock is mostly completed manually, the manual operation has the defects of low efficiency and unstable quality, and the high-efficiency and high-quality production requirement of the padlock in the market cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect among the prior art, provide a padlock autoloading kludge, it solves current padlock packaging efficiency low, the unstable technical problem of equipment quality.

In order to achieve the purpose, the utility model provides a padlock automatic feeding and assembling machine, which comprises a frame and a clamp backflow mechanism arranged on the frame; the clamp backflow mechanism comprises a driving device arranged on the rack, a plurality of first clamps used for clamping the lock body and the lock hook and a plurality of second clamps used for clamping the key, wherein the first clamps and the second clamps are respectively in transmission connection with the driving device; a second clamp is arranged between every two adjacent first clamps; the automatic feeding and assembling mechanism is used for automatically feeding and assembling a sealing cover into the lock core hole of the lock body on the first clamp and sealing the lock core assembly, the automatic assembling mechanism is used for automatically inserting a key on the second clamp into the lock core assembly which is already arranged in the lock core hole of the lock body, and the automatic assembling mechanism is used for automatically inserting the key on the second clamp into a blanking mechanism for blanking a finished padlock; the automatic feeding and assembling mechanism for the lock body and the lock cylinder assembly comprises a lock cylinder and blade automatic feeding and assembling mechanism, a lock cylinder and lock cylinder pin automatic feeding and assembling mechanism and a lock body and lock cylinder assembly automatic assembling mechanism, wherein the lock cylinder and blade automatic feeding and assembling mechanism is respectively arranged on the rack and is used for automatically feeding and assembling a lock cylinder and at least two blades to the lock cylinder, the lock cylinder and lock cylinder pin automatic feeding and assembling mechanism is used for automatically feeding and assembling a lock cylinder pin to the lock cylinder, and the lock body and lock cylinder assembly automatic assembling mechanism is used for automatically assembling the lock cylinder with the blades and the lock cylinder pin into a lock cylinder hole of the lock body on the first clamp.

In the technical scheme, the automatic feeding and assembling device further comprises a key tooth profile detection device which is arranged on one side of the butter injection mechanism and used for detecting the tooth profile shape of the inserting part of the key on the second clamp, and the key tooth profile detection device is in signal connection with the lock body and the lock cylinder assembly automatic feeding and assembling mechanism.

In the technical scheme, the second clamp comprises a fixed seat in transmission connection with the driving device and a rotating block hinged with one end of the fixed seat, and the rotating block is provided with an insertion hole matched with a key tooth shape; the clamp backflow mechanism further comprises a first driving piece and a second driving piece which are respectively arranged on the rack, the first driving piece is used for driving the rotating block to deflect upwards so that the handle part of the key inserted on the rotating block faces upwards, and the rotating block is firmly fixed on the fixed seat; the second driver is used for driving the rotating block to deflect downwards so that the key can be inclined to be horizontally clamped on the rotating block in the second clamp.

In the technical scheme, the lock body and steel ball automatic assembly mechanism comprises a steel ball feeding device, an inserted lock cylinder hole driving device, a steel ball bearing block, a pushing driving device and a steel ball pushing block, wherein the steel ball feeding device is arranged on the rack and used for automatically feeding steel balls, the inserted lock cylinder hole driving device is arranged on one side of the steel ball feeding device, the steel ball bearing block is in transmission connection with the inserted lock cylinder hole driving device, the pushing driving device is in transmission connection with the inserted lock cylinder hole driving device and is relatively fixed with the steel ball bearing block, and the steel ball pushing block is in transmission connection with the pushing driving device; the lower end of the steel ball bearing block is provided with a steel ball containing cavity matched with the shape of the steel ball; the steel ball feeding device supplies steel balls to the steel ball containing cavity; the pushing driving device drives the steel ball pushing block horizontally to enable the steel balls to be separated from the steel ball containing cavity and enter the steel ball holes in the lock body.

In the technical scheme, the automatic lock cylinder and blade feeding and assembling mechanism comprises a lock cylinder vibrating disc, an automatic lock cylinder feeding and discharging device, a motor, a lock cylinder clamp and at least two blade feeding and assembling devices, wherein the lock cylinder vibrating disc is arranged on a rack and used for automatically feeding a lock cylinder; the automatic lock cylinder feeding and discharging device is used for automatically placing the lock cylinder at the discharge port of the lock cylinder vibration disc on the lock cylinder clamp; the blade feeding and assembling device comprises an automatic blade feeding device and a blade assembling driving device which are respectively arranged on the rack, and also comprises a blade pushing block in transmission connection with the blade assembling driving device; the blade assembly driving device drives the blade pushing block to push the blades positioned at the discharge port of the automatic blade feeding device into the lock cylinder on the lock cylinder clamp; the discharge ports of the blade automatic feeding devices in the blade feeding and assembling devices are circumferentially arranged; when the blades are installed in the lock core on the lock core clamp, the motor is positioned on the arrangement center of the discharge holes of the blade automatic feeding devices which are circumferentially arranged.

In the technical scheme, the automatic feeding and assembling mechanism for the lock cylinder and the blades further comprises a feeding driving device, a motor mounting plate in transmission connection with the feeding driving device, a transverse moving driving device arranged on the rack and a mounting seat in transmission connection with the transverse moving driving device; the feeding driving device is arranged on the mounting seat; the motor is fixedly connected to the motor mounting plate; the direction of the movement of the feed driving device driving motor mounting plate is the same as the axial direction of the lock cylinder on the lock cylinder clamp.

In the above technical scheme, the automatic feeding and assembling mechanism for the lock cylinder and the lock cylinder pin comprises a lock cylinder pin vibrating disc, a lock cylinder pin guide block, a lock cylinder pin pushing device and a lock cylinder pin pushing block which are respectively arranged on the frame and used for automatically feeding the lock cylinder pin; the top of lock core round pin guide block is provided with the lock core round pin feed inlet that is linked together with the discharge gate of lock core round pin vibration dish, and its one side that is close to lock core round pin propelling movement piece is provided with the lock core round pin guide way that runs through the body and be linked together with lock core round pin feed inlet, thereby lock core round pin propelling movement piece is made concertina movement in lock core round pin guide way by lock core round pin pusher drive.

In the above technical solution, the lock body and lock cylinder assembly automatic assembling mechanism includes a horizontal driving device installed on the frame, a lock cylinder assembly clamping block in transmission connection with the horizontal driving device, and a first material pushing block and a second material pushing block respectively arranged on one side of the lock cylinder assembly clamping block; the first material pushing block and the second material pushing block respectively do telescopic motion in the longitudinal direction; the first material pushing block picks up the blocking bead column on the lock body in the longitudinal direction; the lock core assembly clamping block is provided with a clamping groove which penetrates through the body in the longitudinal direction, and the lock core assembly of the padlock is clamped in the clamping groove in an axially vertical posture; a notch which penetrates through the body in the longitudinal direction is arranged at the position, close to the outer edge of the first material pushing block, of the lock cylinder assembly clamping block, and the shape of the inner wall of the notch is matched with the shape of the side face of the ball blocking column; at least one third magnet is arranged on the inner wall of the notch; the distance between the first material pushing block and the second material pushing block is matched with the distance between the clamping groove and the notch.

In the above technical solution, the lock body and the cover automatic feeding and assembling mechanism includes a pressing device installed on the frame, a pressing head in transmission connection with the pressing device, a cover moving driving device installed on the frame and located at one side of the pressing device, a cover guiding block in transmission connection with the cover moving driving device, a cover pushing block installed at one side of the cover guiding block, and a tension spring; one end of the tension spring is directly or indirectly fixed with the sealing cover guide block, and the other end of the tension spring is directly or indirectly fixed with the sealing cover pushing block; the sealing cover pushing block is provided with a sealing cover accommodating groove which is matched with the shape of the sealing cover and penetrates through the body in the longitudinal direction; the sealing cover pushing block is also provided with a sliding groove, and the sealing cover guide block slides in the sliding groove; the center distance of the seal cover guide hole and the seal cover accommodating groove in the horizontal direction is adaptive to the stroke of the seal cover guide block in the sliding groove.

In the above technical scheme, the automatic key and cylinder assembly assembling mechanism comprises a key transfer device fixedly connected to the frame, a power device mounting seat in transmission connection with the key transfer device, a power device fixedly connected to the power device mounting seat, a motor mounting seat in transmission connection with the power device, a motor fixedly connected to the motor mounting seat, and a key taking device mounted to an output shaft of the motor and used for taking keys.

Compared with the prior art, the beneficial effects of the utility model reside in that:

during operation, the lock body and the lock hook are clamped on the first clamp by a worker or a manipulator, the key is clamped on the second clamp, then the driving device drives the first clamp and the second clamp to do reflux motion, in the reflux process, the butter injection mechanism automatically injects butter into a lock cylinder hole of the lock body on the first clamp, then the two lock body and steel ball automatic assembly mechanisms respectively and automatically load two steel balls into steel ball holes on two sides of the inner wall of the lock cylinder hole of the lock body on the first clamp, in the operation, the lock cylinder and blade automatic feeding assembly mechanism automatically loads a plurality of blades into a blade hole of a lock cylinder, the lock cylinder and lock cylinder pin automatic feeding assembly mechanism automatically loads a lock cylinder pin into a lock cylinder pin hole of the lock cylinder, and then the lock body and lock cylinder assembly automatic assembly mechanism automatically loads the whole lock cylinder assembly into the lock cylinder hole of the lock body on the first clamp, then lock body and closing cap autoloading equipment mechanism will close the lid autoloading and assemble the lock core hole of the lock body on the first anchor clamps again, make the lock core subassembly can not fall out from the lock core hole, then key and the automatic mechanism of assembling of lock core subassembly will be located the second anchor clamps and take out automatically and insert the inside of the lock core subassembly that is located on the first anchor clamps again to rotate the key again, thereby make the latch hook lock on the lock body, can not fall out from the lock body, last unloading mechanism carries out the unloading to the padlock finished product that is located on the first anchor clamps, the complete assembly operation of padlock has been accomplished this moment, this technical scheme has the advantage that degree of automation is high, occupation space is little, the production efficiency of padlock is greatly improved, the stability of padlock production quality has also been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an exploded view of a padlock as provided in the prior art;

FIG. 2 is a schematic structural view of an automatic padlock feeding and assembling machine provided by the present invention;

FIG. 3 is a schematic structural view of a clip reflow mechanism;

FIG. 4 is a schematic view of a second clamp of the clamp return mechanism, shown just after insertion of a key or after actuation by a second actuator;

FIG. 5 is a schematic view of a second chuck of the chuck return mechanism after being driven by the first driving member;

FIG. 6 is a schematic diagram of a first clip in the clip reflow mechanism;

FIG. 7 is an exploded view of a first clip in the clip reflow mechanism;

FIG. 8 is a schematic structural view of a lock body and an automatic steel ball assembling mechanism;

FIG. 9 is an enlarged view of a portion of FIG. 8 at A;

FIG. 10 is an exploded view of the structure of FIG. 9;

FIG. 11 is an exploded view of the structure of FIG. 9 at another angle;

FIG. 12 is a schematic structural view of a lock cylinder and blade autoloading assembly mechanism;

FIG. 13 is an enlarged view of a portion of FIG. 12 at A;

fig. 14 is a partial enlarged view at B in fig. 12;

FIG. 15 is a schematic view of the structure of FIG. 14 with the cover removed;

FIG. 16 is a schematic view of another angle of the lock cylinder and blade autoloading assembly mechanism;

FIG. 17 is a schematic structural view of an automatic feeding and assembling mechanism for a lock cylinder and a lock cylinder pin;

FIG. 18 is a schematic view of the lock body and plug assembly automatic assembly mechanism as the first slug removes the ball stop post within the plug bore;

FIG. 19 is an enlarged view of a portion of FIG. 18 at A;

figure 20 is a schematic view of the lock body and plug assembly automatic assembly mechanism as the horizontal drive drives the plug assembly clamping block into position;

FIG. 21 is a schematic view of the lock and cover autoloading assembly mechanism;

fig. 22 is a schematic structural view of the automatic key and plug assembly mechanism.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 2 and 3, the present invention provides an automatic padlock feeding and assembling machine, which comprises a frame 9, and a clamp backflow mechanism 1 mounted on the frame 9; the clamp backflow mechanism 1 comprises a driving device 12 arranged on a frame 9, a plurality of first clamps 11 which are respectively in transmission connection with the driving device 12 and used for clamping lock bodies and lock hooks, and a plurality of second clamps 13 used for clamping keys; a second clamp 13 is arranged between every two adjacent first clamps 11.

As shown in fig. 2, the technical proposal also comprises a grease injection mechanism 2 which is respectively arranged on the frame 9 and is arranged along one side of the clamp backflow mechanism 1 in sequence and is used for injecting grease into the lock cylinder hole of the lock body on the first clamp 11, two lock bodies and steel ball automatic assembly mechanisms 3 which are used for automatically loading steel balls into the steel ball holes at two sides of the inner wall of the lock cylinder hole of the lock body on the first clamp 11, and an automatic feeding and assembling mechanism 4 of the lock body and the lock cylinder assembly, a lock body and cover cap automatic feeding and assembling mechanism 8 for automatically feeding and assembling the cover cap into the lock core hole of the lock body on the first clamp 11 and sealing the lock core assembly, a key and lock core assembly automatic assembling mechanism 10 for automatically inserting the key on the second clamp 13 into the lock core assembly loaded into the lock core hole of the lock body, and a blanking mechanism 100 for blanking the finished padlock.

Referring to fig. 2, a key tooth profile detector 21 for detecting the tooth profile of the key insertion portion of the second jig 13 is disposed at one side of the grease injection mechanism 2, and the key tooth profile detector 21 is in signal connection with the lock body and lock cylinder assembly autoloading assembly mechanism 4. Specifically, the key tooth profile detecting device 21 detects the tooth profile of the key insertion portion of the second clamp 13 by means of infrared detection, and transmits the detected information to the lock body and cylinder assembly autoloading and assembling mechanism 4, so that the lock body and cylinder assembly autoloading and assembling mechanism 4 can calculate the position information of each blade 042 assembly.

Referring to fig. 2, the automatic feeding and assembling mechanism 4 for lock body and lock cylinder assembly includes a automatic feeding and assembling mechanism 5 for automatically feeding and assembling the lock cylinder and at least two blades, a automatic feeding and assembling mechanism 6 for automatically feeding and assembling the lock cylinder pin to the lock cylinder, and an automatic assembling mechanism 7 for automatically assembling the lock cylinder with the blades and the lock cylinder pin into the lock cylinder hole of the lock body on the first clamp 11, which are respectively mounted on the frame 9.

Referring to fig. 1-3, during operation, the lock body 01 and the latch hook 02 are clamped on the first clamp 11 by a manual or mechanical arm, the key 03 is clamped on the second clamp 13, then the driving device 12 drives the first clamp 11 and the second clamp 13 to perform a backflow motion, during the backflow process, the grease injecting mechanism 2 automatically injects grease into the lock cylinder hole 011 of the lock body 01 on the first clamp 11, then the two lock bodies and the steel ball automatic assembling mechanism 3 automatically load two steel balls 05 into the steel ball holes 013 on both sides of the inner wall of the lock cylinder hole 011 of the lock body 01 on the first clamp 11, during the operation, the lock cylinder and the blade automatic feeding and assembling mechanism 5 automatically loads a plurality of blades 042 into the blade holes 0411 of the lock cylinder 041, and the lock cylinder automatic feeding and assembling mechanism 6 automatically loads the lock cylinder pin 043 into the card pin holes 0412 of the 041, then the lock body and lock core assembly automatic assembling mechanism 7 automatically loads the whole lock core assembly 04 into the lock core hole 011 of the lock body 01 on the first clamp 11, then the lock body and cover automatic feeding assembling mechanism 8 automatically feeds the cover 06 and assembles the cover into the lock core hole 011 of the lock body 01 on the first clamp 11, so that the lock core assembly 04 can not fall out of the lock core hole 011, then the key and lock core assembly automatic assembling mechanism 10 automatically takes out the key 03 on the second clamp 13 and automatically inserts the key 03 into the lock core assembly 04 on the first clamp 11, and then the key 03 is rotated, so that the lock hook 02 is locked on the lock body 01 and can not fall out of the lock body 01, and finally the blanking mechanism 100 blanks the finished product of the padlock on the first clamp 11, thereby completing the complete assembly operation of the padlock The padlock fixing device has the advantages of small occupied space, greatly improving the production efficiency of the padlock and improving the stability of the production quality of the padlock.

Each mechanism is described in detail below with reference to the drawings.

Referring to fig. 3-7, the clip reflow mechanism 1 further includes a first driving member 14 and a second driving member 15 disposed on the frame 9, and the first driving member 14 and the second driving member 15 are preferably air cylinders with low cost. As shown in fig. 4 and 5, the second clamp 13 includes a fixed seat 131 in transmission connection with the driving device 12, and a rotating block 132 hinged to one end of the fixed seat 131, wherein the rotating block 132 is provided with an insertion hole corresponding to the tooth shape of the key 03, and the key 03 is inserted into the insertion hole. Specifically, the rotating block 132 is hinged to the fixed seat 131 through a rotating shaft 134. As shown in fig. 3-5, in use, the lock body 01 and the lock hook 02 are manually or mechanically clamped on the first clamp 11, and the key 03 is inclined to be horizontally clamped on the rotating block 132 in the second clamp 13 (as shown in fig. 4), the driving device 12 drives the first clamp 11 and the second clamp 13 to advance for transportation, so as to complete subsequent automatic assembly of the padlock, wherein during transportation of the second clamp 13, the first driving member 14 drives the rotating block 132 on the second clamp 13 to deflect upwards, so that the handle portion 031 of the key 03 inserted on the rotating block 132 faces upwards (as shown in fig. 5), so that the subsequent automatic assembly mechanism 10 for key and lock cylinder assembly takes the key 03 by grabbing the handle portion 031 of the key 03, and at this time, the rotating block 132 is firmly fixed on the fixing seat 131. When the key 03 on the second clamp 13 is removed by the key and plug assembly automatic assembly mechanism 10, the second driving member 15 drives the rotating block 132 on the second clamp 13 to deflect downwards so as to reset the rotating block 132, that is: the key 03 can be clamped on the rotating block 132 in the second clamp 13 in a leaning level mode again (as shown in fig. 4), wherein the operation of clamping the key 03 by the leaning level meets the manual mechanics, the working difficulty of an operator is reduced, and the efficiency of clamping the key 03 is improved. Specifically, as shown in fig. 4, the second clamp 13 further includes a second magnet 133 disposed on the fixing base 131. As shown in fig. 3 and 5, when the first driving member 14 drives the handle portion 031 of the key 03 on the rotating block 132 to face upward, the rotating block 132 and the fixed seat 131 are attracted by the second magnet 133, which has the advantage of being stable. Then, when the key 03 on the second clamp 13 is removed by the take-out mechanism, as shown in fig. 3 and 4, the second driving member 15 drives the rotary block 132 on the second clamp 13 to overcome the attraction of the second magnet 133 and deflect downward to reset the rotary block 132, that is: so that the key 03 can again be clamped inclined horizontally on the rotary block 132 in the second clamp 13. More specifically, the driving device 12 includes a power source 121 mounted on the frame 9, and a disc 122 in transmission connection with the power source 121, the first clamp 11 and the second clamp 13 are respectively fixed on the disc 122, wherein the power source 121 can drive the disc 122 to perform indexing rotation, so that the first clamp 11 and the second clamp 13 can perform indexing rotation, and the driving device 12 has the advantage of small occupied space while realizing backflow of the first clamp 11 and the second clamp 13. In addition, a plurality of ball blocking columns 16 are further arranged on the disc 122, and the ball blocking columns 16 arranged on the disc 122 facilitate the subsequent material taking mechanism to insert the ball blocking columns 16 into the lock cylinder hole 011 of the lock body 01, so that balls in the lock body 01 cannot slide out.

The following is a specific structure of the first jig 11: as shown in fig. 3, 6 and 7, the first fixture 11 includes a positioning reference block 111, and a positioning reference surface 1111 attached to the lock body 01 is provided on the positioning reference block 111; the middle part of the positioning reference block 111 is provided with a lug 112, the lug 112 and the positioning reference block 111 are preferably integrally formed, and the lug 112 is attached to the end face 012, which is back to the lock cylinder hole 011, of the lock body 01 so as to bear the weight of the lock body 01; the lower end of the positioning reference block 111 is in contact with the lower end of the locking hook 02 to bear the weight of the locking hook 02; and a fastening device 114 for firmly attaching the lock body 01 to the positioning reference surface 1111 is further included. Specifically, when the first clamp 11 is used, the lock body 01 with the lock hook 02 is attached to the positioning reference surface 1111 by a manual or mechanical arm, and the end surface 012 of the lock body 01, which is away from the lock cylinder hole 011, is attached to the bump 112, at this time, the lock hook 02 abuts against the lower end of the positioning reference block 111 due to self weight, and finally the lock body 01 and the positioning reference block 111 are firmly fixed into a whole by the fastening device 114, so that the first clamp 11 adopting the technical scheme can ensure that the lock hook 02 cannot fall out of the lock body 01 on the one hand, and ensure that the lock cylinder hole 011 on the lock body 01 faces upwards on the other hand, thereby facilitating subsequent assembly operation, burying a blanket for the subsequent automatic assembly operation of the lock cylinder assembly and the automatic assembly operation of the key, and greatly reducing the production cost of a fully-automatically-produced padlock Low production cost. More specifically, the fastening device 114 in this embodiment is a first magnet disposed on the bump 112 or the positioning reference surface 1111, and in this embodiment, the fastening device 114 is a first magnet preferably disposed on the bump 112, and the first magnet is attracted to the end face 012 of the lock body 01 facing away from the cylinder hole 011. Through setting up this first magnet for the fastening mode between lock body 01 and the location benchmark piece 111 is simple reliable more, can easily with the lock body 01 clamping that has latch hook 02 on location benchmark piece 111, also easily takes out lock body 01 from location benchmark piece 111, therefore the manual work of very being convenient for carries out the operation, has improved the automated production operation of padlock greatly.

Further, as shown in fig. 6 and 7, a further improvement is made for the first fixture 11, the positioning reference block 111 further includes a support block 113 disposed at a lower end thereof and used for bearing the weight of the locking hook 02, a relative position between the support block 113 and the protrusion 112 is adjustable in a vertical direction, specifically, two guide rods 115 automatically sliding up and down along a bottom of the positioning reference block 111 are fixedly connected below the support block 113, and a fastening screw 1112 for fastening the guide rods 115 is disposed at the bottom of the positioning reference block 111. More specifically, before the lock body 1 with the lock hook 02 is assembled on the positioning reference block 111, it is necessary to check whether the relative position of a lower bracket 113 on the positioning reference block 111 is correct, and if not, the fastening screw 1112 should be loosened, and the guide rod 115 is slid up and down below the positioning reference block 111 to adjust the relative position between the bracket 113 and the positioning reference block 111, so that the bracket 113 is located at a proper position, so that the bracket 113 can bear the lock hook 02, and after the relative position of the bracket 113 is adjusted, the guide rod 115 is locked by the fastening screw 1112. The supporting block 113 with the structural design has the advantage of convenient adjustment. Therefore, the first clamp 11 provided by the embodiment can bear the lock hooks 02 with different lengths, has the advantage of high compatibility, and greatly reduces the production cost for producing various padlocks with different specifications.

As shown in fig. 3, fig. 6 and fig. 7, the first fixture 11 is further modified, a first limiting block 1113 is further disposed on one side of the positioning reference block 111, a second limiting block 1114 is further disposed on the other side of the positioning reference block, and the width between the first limiting block 1113 and the second limiting block 1114 is adapted to the width of the external dimension of the lock body 01. Specifically, the first limiting block 1113 and the positioning reference block 111, and the second limiting block 1114 and the positioning reference block 111 are preferably integrally formed. Because the width between the first limiting block 1113 and the second limiting block 1114 is adapted to the width of the external dimension of the lock body 01, the first limiting block 1113 and the second limiting block 1114 can limit the lock body 01, so that the lock body 01 is prevented from shifting in the horizontal direction in the subsequent assembly process, the position accuracy of the lock body 01 on the positioning reference block 111 is improved, and the stability and reliability of the subsequent assembly process of the padlock are ensured. More specifically, the top of the positioning reference block 111 is provided with mounting holes 1115, and the first clamp 11 can be firmly fixed on the disc 122 by passing screws through the mounting holes 1115.

Referring to fig. 8-11, the lock body and ball automatic assembly mechanism 3 includes a ball feeding device 31 disposed on the frame 9 for automatically feeding balls, an inserted lock cylinder hole driving device 32 disposed at one side of the ball feeding device 31, a ball bearing block 33 drivingly connected to the inserted lock cylinder hole driving device 32, a pushing driving device 34 drivingly connected to the inserted lock cylinder hole driving device 32 and fixed relative to the ball bearing block 33, and a ball pushing block 35 drivingly connected to the pushing driving device 34. Wherein the ball supply means 31 is preferably a vibratory pan and the insertion cylinder hole drive means 32 and the push drive means 34 are preferably relatively low cost pneumatic cylinders. In addition, the lower end of the steel ball bearing block 33 is provided with a steel ball accommodating cavity 331 which is adaptive to the shape of the steel ball.

Referring to fig. 1, 8-11, in operation, the steel ball feeding device 31 delivers the steel balls into the steel ball containing cavities 331 of the steel ball bearing blocks 33, and then the steel ball bearing blocks 33 containing the steel balls are inserted into the lock cylinder holes 011 of the lock body 01 by inserting the lock cylinder hole driving device 32, after the steel ball bearing blocks 33 are in place, the steel ball containing cavities 331 will be aligned with the steel ball holes 013 in the lock cylinder holes 011, and at this time the steel ball pushing block 35 is driven by the pushing driving device 34 horizontally to make the steel balls separate from the steel ball containing cavities 331 and enter the steel ball holes 013 in the lock body 01, so as to realize the automatic assembly function between the steel balls and the lock body 01.

In addition, the lock body and steel ball automatic assembling mechanism 3 further comprises a steel ball temporary storage device 36, and the steel ball temporary storage device 36 comprises a steel ball temporary storage block 361 and a steel ball pushing-in driving device 362 arranged on one side of the steel ball temporary storage block 361. The temporary steel ball storage block 361 is provided with a steel ball inlet hole 3611 communicated with a discharge port of the steel ball feeding device 31, and a steel ball guide hole 3612 communicated with the tail end of the steel ball inlet hole 3611. The inner diameters of the steel ball inlet hole 3611 and the steel ball guide hole 3612 are matched with the external dimensions of the steel ball.

The specific process of delivering the steel balls into the ball receiving cavities 331 of the ball bearing blocks 33 by the ball feeder 31 in this embodiment is as follows:

referring to fig. 10 and 11, the steel balls on the steel ball feeding device 31 are fed into the steel ball inlet hole 3611 in a stacked manner, the steel ball at the end of the discharge port of the steel ball feeding device 31 is located at the meeting point of the steel ball inlet hole 3611 and the steel ball guide hole 3612, and when no steel ball exists in the steel ball receiving cavity 331 of the steel ball bearing block 33, the steel ball pushing driving device 362 drives the steel ball located at the meeting point of the steel ball inlet hole 3611 and the steel ball guide hole 3612 to enter the steel ball receiving cavity 331 along the steel ball guide hole 3612. Due to the addition of the steel ball temporary storage device 36, the steel balls can be conveyed into the steel ball accommodating cavity 331 in the steel ball bearing block 33 by the steel ball feeding device 31 in a one-by-one mode, so that the reliability of operation is ensured, and the qualification rate of steel balls loaded into the lock body is improved. Specifically, in the present embodiment, as shown in fig. 9-11, the ball buffer 36 further includes a first sensor 363 disposed at one side below the ball buffer 361 and connected to the ball pushing driver 362, the first sensor 363 points to the steel ball containing cavity 331, and when the first sensor 363 detects that no steel ball is in the steel ball containing cavity 331, the first sensor 363 feeds back a signal to the ball pushing driving device 362, so that the ball pushing driving device 362 drives the ball located at the junction of the ball inlet 3611 and the ball guide 3612 to enter the ball containing cavity 331 along the ball guide 3612, meanwhile, the first sensor 363 ensures that the steel balls are assembled subsequently when the steel balls are in the steel ball accommodating cavity 331, therefore, the first sensor 363 is arranged to further ensure the reliability of steel ball assembling operation, and the production efficiency and the production quality of products are improved.

Further, the lock body and steel ball automatic assembly mechanism 3 further comprises a second sensor 37 which is arranged on one side of the steel ball bearing block 33 and is fixed relative to the steel ball bearing block 33. As shown in fig. 9-11, the second sensor 37 is used to directly or indirectly detect whether the distance that the pushing driving device 34 drives the steel ball pushing block 35 to travel horizontally is correct. Specifically, when the pushing driving device 34 horizontally drives the steel ball pushing block 35 to separate the steel ball from the steel ball receiving cavity 331 and enter the steel ball hole 013 inside the lock body 01, if the steel ball receiving cavity 331 contains the steel ball to be assembled in the process, the horizontal traveling distance of the steel ball pushing block 35 is determined to be correct, that is, the steel ball is acceptably loaded into the steel ball hole 013, and if the steel ball receiving cavity 331 does not contain the steel ball to be assembled in the steel ball assembling process, the horizontal traveling distance of the steel ball pushing block 35 is longer, at this time, the steel ball pushing block 35 blocks the light emitted by the second sensor 37, that is, the second sensor 37 detects that the traveling distance of the steel ball pushing block 35 is incorrect, and the second sensor 37 sends an alarm signal of missing loading of the steel ball or feeds back the information to other external devices. Therefore, the second sensor 37 is arranged to further ensure the reliability of steel ball assembling operation and improve the production efficiency and the production quality of products.

Furthermore, as shown in fig. 8, the lock body and ball automatic assembling mechanism 3 further includes a ball transfer device 38 fixedly connected to the frame 9, and the lock body hole driving device 32 is inserted into the lock body hole and drivingly connected to the ball transfer device 38. Specifically, as shown in fig. 1, 8 and 9, for preventing interference of various mechanisms or other reasons, before the ball bearing block 33 is inserted into the lock cylinder hole 011 by being inserted into the lock cylinder hole driving device 32, the ball transfer device 38 is required to transfer the ball bearing block 33 containing the ball to a position right above the lock cylinder hole 011, in this embodiment, the ball transfer device 38 may be a multi-axis robot, or may be a linear driving module (such as a screw rod module, a linear motor, a timing belt module or an air cylinder), and in this embodiment, the ball transfer device 38 is preferably an air cylinder with a low cost.

As shown in fig. 8, the lock body and steel ball automatic assembling mechanism 3 further includes a ball blocking column taking device 39 for grabbing the ball blocking column 16 and placing the same into the lock cylinder hole of the lock body. Specifically, as shown in fig. 1, 3 and 8, the outer diameter of the ball blocking column 16 is adapted to the shape of the lock cylinder hole 011, and after the steel ball is assembled in the steel ball hole 013, the lock cylinder needs to be installed in the lock cylinder hole 011 of the lock body 01, therefore, after the steel ball is assembled in the steel ball hole 013, the ball blocking column taking device 39 inserts the taken ball blocking column 16 into the lock cylinder hole 011, so as to prevent the assembled steel ball from falling back to the bottom of the lock cylinder hole 011 from the steel ball hole 013 in the process of transporting the lock body 01 to the lock cylinder assembling station, thereby ensuring the reliability of the subsequent lock cylinder assembling operation, and greatly improving the production efficiency of the padlock. As shown in FIG. 8, the ball blocking column taking device 39 is preferably in transmission connection with the drive device 32 inserted into the lock cylinder hole and fixed relative to the ball bearing block 33. Specifically, as shown in fig. 1 and 8, by adopting the above structural design, when the insertion lock cylinder hole driving device 32 drives the steel ball bearing block 33 to be inserted into the lock cylinder hole 011 to perform the assembling operation on the steel ball, the ball blocking column taking device 39 will also grab the outer ball blocking column 16, thereby further improving the assembling efficiency of the padlock, wherein the ball blocking column taking device 39 in this embodiment is preferably a clamping jaw cylinder. The lock body and steel ball automatic assembling mechanism 3 with the structural design has the advantages of simple and compact structure, lower cost and improvement on the production efficiency of the padlock. In addition, as shown in fig. 10 and 11, the ball bearing block 33 is further provided with a guide groove 332 adapted to the shape of the ball pushing block 35, and the ball pushing block 35 is installed in the guide groove 332. Specifically, as shown in fig. 1, 10 and 11, in the process that the pushing driving device 34 horizontally drives the steel ball pushing block 35 to separate the steel ball from the steel ball accommodating cavity 331 and enter the steel ball hole 013 inside the lock body 01, the guide groove 332 can play a role in limiting and guiding the steel ball pushing block 35, so as to ensure that the steel ball pushing block 35 has high linear motion precision, and meanwhile, the structural design is very simple and ingenious, so that the steel ball pushing device has the advantages of low cost and high reliability.

Referring to fig. 12 and 13, the automatic feeding and assembling mechanism 5 for lock cylinder and blade includes a motor 51, a lock cylinder clamp 52 fixedly connected to an output shaft of the motor 51 and used for clamping the lock cylinder, and at least two blade feeding and assembling devices 53.

Referring to fig. 1 and 12, the blade feeding and assembling device 53 includes a blade automatic feeding device 531 and a blade assembling driving device 532 respectively mounted on the frame 1, and further includes a blade pushing block 533 drivingly connected to the blade assembling driving device 532. The blades 042 delivered by the blade automatic feeding device 531 in different blade feeding and assembling devices 53 are different, and specifically, the shape of each blade 042 is substantially the same, but the processing position and the size of the slot thereof are slightly different. Specifically, the blade assembly driving device 532 is a screw rod transmission module, a synchronous belt transmission module, a linear motor or an air cylinder, and in this embodiment, the blade assembly driving device 532 is preferably an air cylinder with a low cost. In addition, referring to fig. 1, 12-14, the discharge ports of the blade automatic feeding devices 531 in the blade feeding assembly devices 53 are circumferentially arranged. When the blades 042 are inserted into the lock cylinder 041 on the lock cylinder clamp 52, the motor 51 is positioned on the arrangement center of the discharge holes of the blade automatic feeding devices 531 arranged circumferentially.

Referring to fig. 1, 12-14, during operation, the lock cylinder 041 is clamped on the lock cylinder clamp 52, then the motor 51 is placed on the arrangement center of the blade automatic feeders 531 arranged circumferentially, then the blade automatic feeder 531 in the first blade feeding and assembling device 53 continuously feeds the blades 042, the blade assembly driving device 532 in the first blade feeding and assembling device 53 drives the blade pushing block 533 thereon to push the blade 042 at the discharge port of the blade automatic feeder 531 located thereon into one of the blade holes 0411 of the lock cylinder 041 on the lock cylinder clamp 52, after the first blade 042 is loaded into the lock cylinder 041, because the discharge ports of the blade automatic feeders 531 in the blade feeding and assembling devices 53 are arranged circumferentially, and the motor 51 is located on the arrangement center of the discharge ports of the blade automatic feeders 531 arranged circumferentially, therefore, at this time, the motor 51 only needs to drive the lock core clamp 52 to rotate a certain angle, so that the blade hole 0411 of the second to-be-installed blade 041 on the lock core clamp 52 aligns with the discharge hole of the blade automatic feeding device 531 in the second blade feeding and assembling device 53, then the blade assembly driving device 532 in the second blade feeding and assembling device 53 drives the blade pushing block 533 thereon to push the blade 042 at the discharge hole of the blade automatic feeding device 531 on the lock core clamp 52 into the second blade hole 0411 of the lock core 041 on the lock core clamp 52, and so on, before the next blade 042 is installed, the motor 51 only needs to drive the lock core 041 on the lock core clamp 52 to rotate a certain angle, so that the blade hole 0411 of the to-be-installed blade 041 on the lock core clamp 52 can align with the discharge hole of the corresponding blade automatic feeding device 531 in the blade feeding and assembling device 53, therefore, the function of quickly assembling the plurality of blades 042 on the lock cylinder 041 is realized, the technical scheme has the advantages of simple structure and high assembly efficiency, and the production efficiency of the padlock is greatly improved.

Specifically, as shown in fig. 15, a plurality of blade guide grooves 91 circumferentially arranged are provided on the frame 9, and the circle center of the circumferential arrangement of the plurality of blade guide grooves 91 is the same as the circle center of the arrangement of the discharge ports of the plurality of blade automatic feeding devices 531. Referring to fig. 15, the number of the vane guiding slots 91 is the same as that of the vane feeding assembly devices 53, and the widths of the vane guiding slots 91 are respectively adapted to the external dimensions of the corresponding vanes 042; one end of each of the blade guide grooves 91 points to the circle center of the circumferential arrangement thereof, and the other end thereof is respectively communicated to the discharge port of the corresponding blade automatic feeding device 531 in the blade feeding assembly device 53. More specifically, referring to fig. 1, fig. 12 to fig. 15, when the blade assembly driving device 532 in the blade feeding and assembling device 53 drives the blade pushing block 533 thereon to push the blade 042 at the discharge port of the blade autoloading device 531 to one of the blade holes 0411 of the lock cylinder 041 on the lock cylinder clamp 52, the blade guide groove 91 is arranged to limit and guide the blade 042, so as to ensure the reliability that the blade 042 can be accurately installed in the blade hole 0411 of the lock cylinder 041, and improve the production yield of the padlock. Further, as shown in fig. 14, a cover plate 92 for covering the plurality of blade guide grooves 91 is fixedly connected to the frame 9 to prevent the blades 042 from escaping from the blade guide grooves 91 to the outside during the process of inserting into the lock cylinder 041. Further ensuring the reliability that the blade 042 can be accurately installed in the blade hole 0411 of the lock cylinder 041,

in addition, as shown in fig. 12, 13 and 15, the automatic blade feeding device 531 includes a blade vibration disk 5311 fixedly connected to the frame 9, and a temporary blade storage block 5312 disposed at the discharge port of the blade vibration disk 5311. Specifically, referring to fig. 15, a stacking groove 53121 adapted to the shape of the blade is disposed on the temporary blade storage block 5312, the top of the stacking groove 53121 is communicated with the discharge port of the blade vibration disk 5311, and the bottom of the stacking groove 53121 is communicated with the blade guide groove 91. More specifically, referring to fig. 1, 12-13 and 15, the blade vibration disk 5311 continuously supplies the blades 042, and then a plurality of blades 042 all fall into the stacking groove 53121 on the blade temporary storage block 5312 from the discharge port of the blade vibration disk 5311 due to gravity, so that a plurality of blades 042 are stacked in the stacking groove 53121 in the longitudinal direction, when the blades 042 are assembled to the lock cylinder 041 on the lock cylinder clamp 52, the blade assembly driving device 532 in the blade feeding and assembling device 53 drives the blade pushing block 533 to push out the blade 042 located at the bottommost of the stacking groove 53121, and the blade 042 is pushed into the blade hole 0411 of the lock cylinder 041 on the lock cylinder clamp 52 by the blade pushing block 533 along the blade guide groove 91, thereby specifically realizing the function of loading the blade 042 into the lock cylinder 041, of course, at this time, the blade 042 located at the bottom penultimate part of the stacking groove 53121 will fall at the bottommost of the stacking groove 53121 due to gravity, the technical scheme provided by the embodiment can ensure that the bottommost part of the stacking groove 53121 is always provided with the blade 042 material to be assembled, so that the assembly efficiency of the blade 042 and the lock cylinder 041 can be greatly improved, and the production efficiency of the padlock is greatly improved.

As shown in fig. 15, the blade autoloading device 531 further includes correlation sensors 5313 disposed at both sides of the blade temporary storage block 5312 and in signal connection with the blade vibration disk 5311. Specifically, referring to fig. 1, 12, 13 and 15, the correlation sensor 5313 is used to detect whether the blade 042 is stacked at the feed opening of the stacking groove 53121. If the correlation sensor 5313 detects that there is no blade 042 at the feed inlet of the stack groove 53121, the correlation sensor 5313 feeds back the signal to the blade vibration disk 5311, the blade vibration disk 5311 starts to operate and supplies the blade 042 material into the stack groove 53121; if correlation sensor 5313 detects that there is blade 042 at the feed inlet of stacking groove 53121, then correlation sensor 5313 feeds back this signal to blade vibration dish 5311, and blade vibration dish 5311 can stop working for a period of time, makes blade vibration dish 5311 be in the state of intermittent type nature work, consequently, can save the electric energy that blade vibration dish 5311 consumed through setting up this correlation sensor 5313, makes this technical scheme have intellectuality and energy saving's advantage.

As shown in fig. 12, the automatic feeding and assembling mechanism 5 for lock cylinder and blade further includes a feeding driving device 54, and a motor mounting plate 55 drivingly connected to the feeding driving device 54. Specifically, as shown in fig. 12 and 13, the motor 51 is fixedly connected to the motor mounting plate 55; the direction of movement of the motor mounting plate 55 by the feed drive 54 is the same as the axial direction of the lock cylinder 041 on the lock cylinder clamp 52. More specifically, as shown in fig. 1, a plurality of blades 042 are spaced in the axial direction of the lock cylinder 041. Referring to fig. 1, 12-15, after the first blade hole 0411 of the lock cylinder 041 on the lock cylinder clamp 52 is completely installed into the first blade 042, the feeding driving device 54 drives the motor mounting plate 55 to travel a distance along the axial direction of the lock cylinder 041, so as to drive the lock cylinder 041 on the lock cylinder clamp 52 to travel a distance along its own axial direction, so that the blade hole 0411 of the second blade 042 to be installed on the lock cylinder 041 can be located at the same horizontal plane as the discharge hole of the second blade autoloading device 531, and so on, according to the same or different distances between the blade holes 0411 on the lock cylinder 041, the feeding driving device 54 drives the lock cylinder 041 on the lock cylinder clamp 52 to travel a corresponding distance along the axial direction of the lock cylinder 041, so as to ensure that the blade hole 0411 of each blade 042 to be installed can be located at the same horizontal plane as the discharge hole 531 of each corresponding blade autoloading device 531, therefore, the blade assembly driving device 532 in each blade feeding and assembling device 53 drives the blade pushing block 533 thereon to directly push the blade 042 at the discharge port of the blade automatic feeding device 531 thereon into the corresponding blade hole 0411 in the lock cylinder 041 on the lock cylinder clamp 52. Therefore, by providing the feed driving device 54 and the motor mounting plate 55, on the one hand, the assembly efficiency of the key cylinder 041 and the blade 042 can be improved, and on the other hand, the assembly work of the key cylinder 041 and the blade 042 in various specifications can be easily adapted. Because of the different lock cylinders 041, the number of blade holes 0411 thereon and the distance between the blade holes 0411 may be different. Specifically, according to the same or different distances between the blade holes 0411 on the lock cylinder 041, the feeding driving device 54 can drive the lock cylinder 041 on the lock cylinder clamp 52 to travel a corresponding distance along the axial direction of the lock cylinder 041, and the technical scheme has the advantages of improving the production efficiency of the padlock, being convenient to feed and control, having high compatibility and meeting the requirements of assembling various lock cylinders 041 and blades 042. The feed driving device 54 is preferably a screw module having high feed accuracy, but may be a linear motor or a timing belt module.

The automatic feeding and assembling mechanism 5 for lock cylinder and blade further comprises a traverse driving device 56 mounted on the frame 9, and a mounting seat 57 in transmission connection with the traverse driving device 56. Wherein the feed drive 54 is mounted on a mounting 57. Specifically, the transverse moving driving device 56 is arranged, the lock cylinder clamp 52 can conveniently and automatically clamp the lock cylinder 041 in a remote position, the problem of interference of each automatic mechanism is avoided, after the lock cylinder clamp 52 clamps the lock cylinder 041, the transverse moving driving device 56 drives the mounting seat 57 to transversely move for a certain distance, so that the motor 51 is driven to move to the arrangement centers of the blade automatic feeding devices 531 which are circumferentially arranged, the subsequent assembly operation of the lock cylinder 041 and the blades 042 is facilitated, the technical scheme facilitates automatic feeding or discharging of the lock cylinder 041 to the lock cylinder clamp 52, the interference phenomenon of each automatic mechanism is avoided, and the production efficiency of the padlock is further improved. The traverse driving device 56 is preferably a low-cost air cylinder.

As shown in fig. 16, the automatic lock cylinder and blade feeding and assembling mechanism 5 further includes a lock cylinder vibrating plate 58 and an automatic lock cylinder loading and unloading device 59 respectively disposed on the frame 9. Specifically, the lock cylinder vibration disc 58 automatically feeds the lock cylinder 041, and the automatic lock cylinder loading and unloading device 59 automatically places the lock cylinder positioned at the discharge outlet of the lock cylinder vibration disc 58 onto the lock cylinder clamp 52. Therefore, the function of automatically installing the lock cylinder 041 into the lock cylinder clamp 52 is realized, and the production efficiency of the padlock is greatly improved.

As shown in fig. 13, a lock cylinder clamping groove 521 corresponding to the shape of the lock cylinder 041 is formed in the middle of the lock cylinder clamp 52. Specifically, referring to fig. 1 and 13, the cylinder clamping groove 521 is provided to facilitate the firm insertion of the lock cylinder 041 into the cylinder clamping groove 521, and in addition, the axial direction of the lock cylinder 041 is preferably in a vertical direction when the lock cylinder 041 is loaded into the cylinder clamping groove 521. Specifically, the outer side surface of the lock cylinder clamp 52 is further provided with a plurality of blade limiting guide grooves 522 penetrating into the lock cylinder clamping groove 521, the plurality of blade limiting guide grooves 522 are also arranged at intervals in the longitudinal direction, the blade 042 can be limited and guided by the blade limiting guide grooves 522, the reliability that the blade 042 can be accurately installed in the blade hole 0411 of the lock cylinder 041 is ensured, and the production yield of the padlock is further improved.

Referring to fig. 1 and 17, the automatic lock cylinder and lock cylinder pin feeding and assembling mechanism 6 includes a lock cylinder pin vibrating plate, a lock cylinder pin guiding block 61, a lock cylinder pin pushing device 62 and a lock cylinder pin pushing block 63, which are respectively mounted on the frame 9 and used for automatically feeding the lock cylinder pins 043. Specifically, the top of the lock cylinder pin guide block 61 is provided with a lock cylinder pin feed opening 611 communicated with a discharge opening of the lock cylinder pin vibration disc, one side of the lock cylinder pin push block 63 is provided with a lock cylinder pin guide groove 612 penetrating through the body and communicated with the lock cylinder pin feed opening 611, and the lock cylinder pin push block 63 is driven by the lock cylinder pin push device 62 to move telescopically in the lock cylinder pin guide groove 612. In operation, the cylinder pin vibrating plate continuously supplies materials for the cylinder pin 043 to the cylinder pin feed opening 611, the cylinder pin 043 enters the cylinder pin guide groove 612 from the cylinder pin feed opening 611, then the cylinder pin pushing device 62 drives the cylinder pin pushing block 63 to extend out of the cylinder pin guide groove 612, and the cylinder pin pushing block 63 pushes the cylinder pin 043 in the cylinder pin guide groove 612 to the outside cylinder 041, so that the cylinder pin 043 is loaded into the cylinder pin 043 of the cylinder 041.

Referring to fig. 18, the lock body and plug assembly automatic assembling mechanism 7 includes a horizontal driving device 71 installed on the frame 9, a plug assembly clamping block 72 drivingly connected to the horizontal driving device 71, and a first pusher block 73 and a second pusher block 74 respectively disposed at one side of the plug assembly clamping block 72. Specifically, as shown in fig. 18 and 19, the clamping block 72 of the cylinder assembly is provided with a clamping slot 721 penetrating the body in the longitudinal direction, and the cylinder assembly 04 of the padlock is clamped in the clamping slot 721 in an axially vertical posture. More specifically, as shown in fig. 18, the plug assembly clamping block 72 is provided with a notch 722 penetrating the body in the longitudinal direction near the outer edge of the first pusher block 73, and the shape of the inner wall of the notch 722 is adapted to the shape of the side surface of the ball-stopping column 16. At least one third magnet 7221 is provided on the inner wall of the notch 722, and the number of the third magnets 7221 is preferably two in this embodiment. In addition, the distance between the first pusher block 73 and the second pusher block 74 is adapted to the distance between the clamping groove 721 and the notch 722.

Referring to fig. 1, 18-20, the operation process of the automatic assembly mechanism 7 for lock body and lock cylinder assembly is as follows: the first material pushing block 73 picks up the ball blocking column 16 on the lock body 01 by making telescopic motion in the longitudinal direction, waiting for the subsequent lock core assembly 04 to be loaded into the lock core hole 011, at which time the lock core assembly 04 of the padlock is clamped in the clamping groove 721 of the lock core assembly clamping block 72 in the axial vertical posture, then the horizontal driving device 71 drives the lock core assembly clamping block 72 to make horizontal traverse motion, during the motion, the ball blocking column 16 grabbed by the first material pushing block 73 will be embedded into the notch 722 on one side of the lock core assembly clamping block 72 and be attracted by the third magnet 7221 in the notch 722, after the horizontal driving device 71 drives the lock core assembly clamping block 72 to make horizontal traverse motion in place, as shown in fig. 20, the ball blocking column 16 attracted by the third magnet 7221 in the notch 722 will be located right below the second material pushing block 74, at this time, because the distance between the first material pushing block 73 and the second material pushing block 74 and the distance between the clamping groove 722 and the notch 721 are matched, therefore, when the first material pushing block 73 and the second material pushing block 74 synchronously move downwards in the longitudinal direction at the same time, the first material pushing block 73 can push the lock cylinder assembly 04 in the clamping groove 721 to the lock cylinder hole 011 inside the lock body 01, and simultaneously the second material pushing block 74 can push the ball blocking column 16, which is located in the gap 722 and is attracted by the third magnet 7221, to the frame 9, i.e., on one hand, the function of taking out and placing the ball blocking column 16 in the lock cylinder hole 011 to the frame 9 is realized, and on the other hand, the function of placing the lock cylinder assembly 04 in the lock cylinder hole 011 is synchronously realized, so that the assembly efficiency of the lock body 01 and the lock cylinder assembly 04 is greatly improved. Specifically, as shown in fig. 18, the cross-sectional shape of the notch 722 is preferably "U" shaped, and the opening of the "U" shape faces the side surface of the first pusher block 73. The horizontal driving means 71 is preferably a cylinder with a low cost, but it may be a screw module, a timing belt module, a linear motor, or the like. The first and

second tappets

73 and 74 are preferably cylindrical in shape for easy processing.

Referring to fig. 18, the automatic assembly mechanism 7 for lock body and lock cylinder assembly further includes a first longitudinal driving device 75 and a second longitudinal driving device 76 respectively mounted on the frame 9 and fixedly connected thereto. Wherein the first pusher block 73 is in driving connection with a first longitudinal driving device 75, and the second pusher block 74 is in driving connection with a second longitudinal driving device 76. Specifically, referring to fig. 1-18-20, the first longitudinal driving device 75 functions as: on one hand, the first material pushing block 73 is driven to do up-and-down telescopic motion so as to pick up the blocking bead column 16 positioned in the lock cylinder hole 011; on the other hand, the first material pushing block 73 is driven to move downwards so as to push the core assembly 04 located in the clamping groove 721 to the core hole 011 inside the lock body 01. And the second longitudinal drive means 76 act to: the second plunger 74 is driven to move downward to push the ball stopping column 16, which is located in the gap 722 and is attracted by the third magnet 7221, toward the rack 9. More specifically, the first longitudinal driving device 75 and the second longitudinal driving device 76 are preferably air cylinders with low cost, but may be a screw module, a timing belt module, a linear motor, or the like.

Furthermore, as shown in fig. 19, an elastic member 77 having elasticity and fixedly connected to the plug assembly clamping block 72 is disposed in the clamping groove 721, and a notch 771 longitudinally penetrating through the body is disposed at an edge of the elastic member 77; the shape of the inner wall of the notch 771 is adapted to the shape of the side of the upper part of the plug assembly. Specifically, referring to fig. 1, fig. 18 to fig. 20, the elastic member 77 is disposed in the clamping slot 721, so that on one hand, the plug assembly 04 can be clamped conveniently, and on the other hand, the plug assembly 04 located in the clamping slot 721 can be easily separated from the clamping slot 721 and pushed into the plug hole 011 inside the lock body 01 by the first pushing block 73, the lock body and plug assembly automatic assembling mechanism 7 of the present embodiment has the advantages of simple structure, high reliability of clamping the plug assembly 04, and easy separation of the plug assembly 04 from the clamping slot 721 when the plug assembly 04 is pressed down.

Referring to fig. 2 and 21, the lock and cover automatic feeding and assembling mechanism 8 includes a pressing device 81 mounted on the frame 9, a pressing head 82 in transmission connection with the pressing device 81, a cover moving driving device 83 mounted on the frame 9 and located at one side of the pressing device 81, a cover guiding block 84 in transmission connection with the cover moving driving device 83, a cover pushing block 85 mounted at one side of the cover guiding block 84, and a tension spring 86. One end of the tension spring 86 is directly or indirectly fixed to the cap guide block 84, and the other end of the tension spring 86 is directly or indirectly fixed to the cap pushing block 85. Specifically, a cover guide hole 841 longitudinally penetrating the body is arranged on the cover guide block 84, and a cover accommodating groove 851 adapted to the shape of the cover and longitudinally penetrating the body is arranged on the cover pushing block 85; the cover pushing block 85 is further provided with a sliding groove 852, and the cover guiding block 84 slides in the sliding groove 852; the center distance of the cap guide hole 841 and the cap receiving groove 851 in the horizontal direction is adapted to the stroke of the cap guide block 84 in the slide groove 852.

Referring to fig. 1 and 21, the operation of the lock and cover automatic feeding and assembling mechanism 8 is as follows: firstly, the seal cover 06 is placed in the seal cover containing groove 851 of the seal cover pushing block 85 by automatic feeding or manual feeding, then the seal cover moving driving device 83 drives the seal cover guiding block 84 to move, because the center distance of the seal cover guiding hole 841 and the seal cover containing groove 851 in the horizontal direction is adapted to the stroke of the seal cover guiding block 84 in the chute 852, and the seal cover pushing block 85 is pulled by the tension spring 86, when the seal cover moving driving device 83 drives the seal cover guiding block 84 to be in place, the seal cover containing groove 851 on the seal cover pushing block 85 aligns with the seal cover guiding hole 841 on the seal cover guiding block 84, at this time, the press head 82 can load the seal cover 06 in the seal cover containing groove 851 onto the lock body 01 along the seal cover guiding hole 841 by only driving the press device 81 to perform press movement, so that the lock core assembly 04 cannot fall out of the lock core hole 011.

Referring to fig. 22, the automatic key and cylinder assembly assembling mechanism 10 includes a key transfer device 107 fixedly mounted on the frame 9, a power device mounting seat 108 drivingly connected to the key transfer device 107, a power device 101 fixedly mounted on the power device mounting seat 108, a motor mounting seat 102 drivingly connected to the power device 101, a motor 103 fixedly mounted on the motor mounting seat 102, and a key extracting device 104 mounted on an output shaft of the motor 103 and configured to extract a key. Wherein the key extracting apparatus 104 is preferably a jaw cylinder of simple and reliable construction. The power device mounting seat 108 is fixed with a slide rail 109, the motor mounting seat 102 is connected with the slide rail 109 in a sliding manner, and the slide rail 109 is arranged to ensure the linear precision of the movement of the motor mounting seat 102 and ensure the stability and reliability of the assembly operation.

Referring to fig. 1 and 22, in operation, the power device 101 drives the motor mount 102 to move, so as to drive the motor 103 and the key extracting device 104 to integrally move, at this time, the key extracting device 104 clamps the key 03, then the power device 101 drives the motor mount 102, the motor 103 and the key extracting device 104 to integrally reset, at the same time, the key transfer device 107 moves the key 03 on the key extracting device 104 to one side of the cylinder assembly 04, then the power device 101 drives the motor mount 102 to move again, so as to drive the key 03 clamped by the key extracting device 104 to be inserted into the cylinder assembly 04, then the motor 103 drives the key 03 clamped by the key extracting device 104 to rotate by a certain angle, so that the key 03 cannot spontaneously fall out of the cylinder assembly 04, and the complete assembly operation of the key 03 and the cylinder assembly 04 is realized High assembly efficiency and high assembly reliability.

Specifically, as shown in fig. 22, in the present embodiment, the power device 101 includes a power element 1011 and a spring 1012, one end of the spring 1012 is in transmission connection with the power element 1011, and the other end of the spring 1012 is fixed relative to the motor mounting base 102. Wherein the power member 1011 is preferably a relatively low cost air cylinder. Through the above structural design of the power device 101, the key 03 can be assembled into the cylinder assembly 04 in a flexible contact manner, and the key 03 and the cylinder assembly 04 are prevented from being damaged due to rigid contact.

More specifically, the automatic key and cylinder assembly assembling mechanism 10 further includes a sensor 105 for directly or indirectly detecting whether the distance moved by the motor mount 102 driven by the power device 101 is in place, the sensor 105 being in signal communication with the motor 103. The inductor 105 is mounted on the motor mounting base 102 and fixedly connected thereto. The output shaft of the motor 103 is further sleeved and fixed with a detection block 106, the detection block 106 is provided with a protruding part 1061, and the sensor 105 indirectly judges whether the motor mounting seat 102 is driven to be in place by the power device 101 by detecting the position of the protruding part 1061. Specifically, referring to fig. 1 and fig. 22, in the process that the power device 101 drives the key 03 gripped by the key material taking device 104 to be inserted into the cylinder assembly 04, because a large shaking gap exists between some of the blades in the cylinder assembly 04, the key 03 is generally not smoothly inserted into the cylinder assembly 04, and usually, after the key 03 is inserted into a small part of the cylinder assembly 04, the output shaft of the motor 103 needs to be repeatedly rotated back and forth to drive the key 03 gripped by the key material taking device 104 to be also repeatedly rotated in the cylinder assembly 04, the key 03 is finally pressed to the bottom of the cylinder assembly 04 by the spring 1012 after being repeatedly rotated for several times, at this time, the motor 103 can drive the key 03 to smoothly rotate in the cylinder assembly 04, and when the sensor 105 detects the protrusion 1061 rotating together with the output shaft of the motor 103, the sensor 105 will immediately send a signal to the motor 103, i.e. the sensor 105 will transmit information to the motor 103 that it is not necessary to reverse, and finally the motor 103 will drive the key 03 to rotate smoothly in the cylinder assembly 04 by a designated angle, so that the key 03 will not spontaneously fall out of the cylinder assembly 04, and the assembly operation of the key 03 and the cylinder assembly 04 is realized.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. An automatic padlock feeding and assembling machine comprises a machine frame (9) and is characterized by further comprising a clamp backflow mechanism (1) arranged on the machine frame (9); the clamp backflow mechanism (1) comprises a driving device (12) arranged on the rack (9), a plurality of first clamps (11) which are respectively in transmission connection with the driving device (12) and used for clamping the lock body and the lock hook, and a plurality of second clamps (13) used for clamping the key; a second clamp (13) is arranged between every two adjacent first clamps (11);

also comprises a grease injection mechanism (2) which is respectively arranged on the frame (9) and is arranged along one side of the clamp backflow mechanism (1) in sequence and is used for injecting grease into the lock cylinder hole of the lock body on the first clamp (11), two lock bodies and steel ball automatic assembly mechanisms (3) which are used for automatically loading steel balls into the steel ball holes at two sides of the inner wall of the lock cylinder hole of the lock body on the first clamp (11), and an automatic feeding and assembling mechanism (4) of the lock body and the lock cylinder assembly, the automatic assembly device comprises a lock body and cover automatic feeding and assembling mechanism (8) for automatically feeding and assembling a cover into a lock cylinder hole of the lock body on a first clamp (11) and sealing a lock cylinder component, a key and lock cylinder component automatic assembling mechanism (10) for automatically inserting a key on a second clamp (13) into the lock cylinder component loaded into the lock cylinder hole of the lock body, and a blanking mechanism (100) for blanking a finished padlock;

the automatic feeding and assembling mechanism (4) for the lock body and the lock cylinder assembly comprises a lock cylinder and blade automatic feeding and assembling mechanism (5) which is arranged on the rack (9) and is used for automatically feeding and assembling the lock cylinder and at least two blades, a lock cylinder and lock cylinder pin automatic feeding and assembling mechanism (6) which is used for automatically feeding and assembling the lock cylinder pin on the lock cylinder, and a lock body and lock cylinder assembly automatic assembling mechanism (7) which is used for automatically assembling the lock cylinder provided with the blades and the lock cylinder pin into a lock cylinder hole of the lock body on the first clamp (11).

2. The automatic padlock feeding and assembling machine according to claim 1, further comprising a key tooth profile detection device (21) arranged on one side of the butter injection mechanism (2) and used for detecting the tooth profile shape of the inserting part of the key on the second clamp (13), wherein the key tooth profile detection device (21) is in signal connection with the automatic padlock feeding and assembling mechanism (4).

3. The automatic padlock feeding and assembling machine according to claim 1, wherein the second clamp (13) comprises a fixed seat (131) in transmission connection with the driving device (12), and a rotating block (132) hinged to one end of the fixed seat (131), wherein a jack corresponding to a key tooth shape is formed in the rotating block (132);

the clamp backflow mechanism (1) further comprises a first driving piece (14) and a second driving piece (15) which are respectively arranged on the rack (9), wherein the first driving piece (14) is used for driving the rotating block (132) to deflect upwards so that a handle part of a key inserted on the rotating block (132) faces upwards, and the rotating block (132) is firmly fixed on the fixed seat (131); the second drive member (15) is used to drive the rotary block (132) to deflect downwards so that the key can be inclined to clamp on the rotary block (132) in the second clamp (13) horizontally.

4. The automatic feeding and assembling machine for the padlocks according to claim 1, wherein the lock body and the automatic steel ball assembling mechanism (3) comprises a steel ball feeding device (31) arranged on the frame (9) and used for automatically feeding steel balls, an inserted lock cylinder hole driving device (32) arranged on one side of the steel ball feeding device (31), a steel ball bearing block (33) in transmission connection with the inserted lock cylinder hole driving device (32), a pushing driving device (34) in transmission connection with the inserted lock cylinder hole driving device (32) and fixed relative to the steel ball bearing block (33), and a steel ball pushing block (35) in transmission connection with the pushing driving device (34);

the lower end of the steel ball bearing block (33) is provided with a steel ball containing cavity (331) which is matched with the shape of the steel ball; the steel ball feeding device (31) supplies steel balls into the steel ball containing cavity (331); the pushing driving device (34) drives the steel ball pushing block (35) horizontally to enable the steel balls to be separated from the steel ball containing cavity (331) and enter the steel ball holes in the lock body.

5. The automatic feeding and assembling machine for the padlocks according to claim 1, wherein the automatic feeding and assembling mechanism for the lock cylinders and the blades (5) comprises a lock cylinder vibration disc (58) arranged on the frame (9) and used for automatically feeding the lock cylinders, an automatic lock cylinder feeding and discharging device (59) arranged on the frame (9), a motor (51), a lock cylinder clamp (52) fixedly connected to an output shaft of the motor (51) and used for clamping the lock cylinders, and at least two blade feeding and assembling devices (53);

the automatic lock cylinder loading and unloading device (59) is used for automatically placing the lock cylinder positioned at the discharge port of the lock cylinder vibration disc (58) on the lock cylinder clamp (52);

the blade feeding and assembling device (53) comprises a blade automatic feeding device (531) and a blade assembling driving device (532) which are respectively arranged on the rack (9), and further comprises a blade pushing block (533) in transmission connection with the blade assembling driving device (532);

the blade assembly driving device (532) drives the blade pushing block (533) to push the blade positioned at the discharge port of the blade automatic feeding device (531) into the lock cylinder on the lock cylinder clamp (52);

the discharge ports of the blade automatic feeding devices (531) in the blade feeding and assembling devices (53) are circumferentially arranged;

when blades are loaded into the lock core on the lock core clamp (52), the motor (51) is positioned on the arrangement center of the discharge holes of the blade automatic feeding devices (531) which are circumferentially arranged.

6. The automatic feeding and assembling machine for the padlocks according to claim 5, wherein the automatic feeding and assembling mechanism for the lock cylinders and the blades (5) further comprises a feeding driving device (54), a motor mounting plate (55) in transmission connection with the feeding driving device (54), a traverse driving device (56) arranged on the frame (9), and a mounting seat (57) in transmission connection with the traverse driving device (56);

the feeding driving device (54) is arranged on the mounting seat (57); the motor (51) is fixedly connected to the motor mounting plate (55); the feeding driving device (54) drives the motor mounting plate (55) to move in the same direction as the axial direction of the lock cylinder on the lock cylinder clamp (52).

7. The automatic feeding and assembling machine for the padlocks according to claim 1, wherein the automatic feeding and assembling mechanism (6) for the lock cylinders and the lock cylinder pins comprises a lock cylinder pin vibrating disc, a lock cylinder pin guide block (61), a lock cylinder pin pushing device (62) and a lock cylinder pin pushing block (63) which are respectively arranged on the frame (9) and used for automatically feeding the lock cylinder pins;

the top of the lock core pin guide block (61) is provided with a lock core pin feed inlet (611) communicated with a discharge outlet of the lock core pin vibration disc, one side of the lock core pin push block (63) close to the lock core pin is provided with a lock core pin guide groove (612) penetrating through the body and communicated with the lock core pin feed inlet (611), and the lock core pin push block (63) is driven by the lock core pin push device (62) to do telescopic motion in the lock core pin guide groove (612).

8. The automatic feeding and assembling machine for padlocks according to claim 1, wherein the automatic assembling mechanism (7) for lock body and lock cylinder assemblies comprises a horizontal driving device (71) installed on the frame (9), a lock cylinder assembly clamping block (72) in transmission connection with the horizontal driving device (71), and a first material pushing block (73) and a second material pushing block (74) respectively arranged at one side of the lock cylinder assembly clamping block (72);

the first material pushing block (73) and the second material pushing block (74) respectively do telescopic motion in the longitudinal direction;

the first material pushing block (73) picks up the blocking bead columns on the lock body in the longitudinal direction;

the lock core assembly clamping block (72) is provided with a clamping groove (721) which penetrates through the body in the longitudinal direction, and the lock core assembly of the padlock is clamped in the clamping groove (721) in an axial vertical posture;

a notch (722) which penetrates through the body in the longitudinal direction is formed in the position, close to the outer edge of the first material pushing block (73), of the lock core assembly clamping block (72), and the shape of the inner wall of the notch (722) is matched with that of the side face of the ball blocking column;

at least one third magnet (7221) is arranged on the inner wall of the notch (722);

the distance between the first material pushing block (73) and the second material pushing block (74) is matched with the distance between the clamping groove (721) and the notch (722).

9. The automatic feeding and assembling machine for padlocks according to claim 1, wherein the automatic feeding and assembling mechanism (8) for lock bodies and sealing covers comprises a pressing device (81) arranged on the frame (9), a pressing head (82) in transmission connection with the pressing device (81), a driving device (83) for moving the sealing covers arranged on the frame (9) and positioned at one side of the pressing device (81), a sealing cover guide block (84) in transmission connection with the driving device (83) for moving the sealing covers, a sealing cover pushing block (85) arranged at one side of the sealing cover guide block (84), and a tension spring (86);

one end of the tension spring (86) is directly or indirectly fixed with the sealing cover guide block (84), and the other end of the tension spring (86) is directly or indirectly fixed with the sealing cover pushing block (85);

the cover guide block (84) is provided with a cover guide hole (841) which longitudinally penetrates through the body, and the cover pushing block (85) is provided with a cover accommodating groove (851) which is adaptive to the shape of the cover and longitudinally penetrates through the body; the sealing cover pushing block (85) is also provided with a sliding groove (852), and the sealing cover guide block (84) slides in the sliding groove (852); the center distance of the cover guide hole (841) and the cover accommodating groove (851) in the horizontal direction is adapted to the stroke of the cover guide block (84) in the chute (852).

10. The automatic feeding and assembling machine for padlocks according to claim 1, wherein the automatic assembling mechanism (10) for key and cylinder assemblies comprises a key transfer device (107) fixedly connected to the frame (9), a power device mounting seat (108) in transmission connection with the key transfer device (107), a power device (101) fixedly connected to the power device mounting seat (108), a motor mounting seat (102) in transmission connection with the power device (101), a motor (103) fixedly connected to the motor mounting seat (102), and a key extracting device (104) mounted to an output shaft of the motor (103) and used for picking keys.