Automatic assembling device for door leaf main lock

Abstract

The utility model relates to an automatic door leaf main lock assembling device which comprises a door leaf conveying bed, the door leaf conveying bed comprises a door leaf conveying frame, and a conveying mechanism and a positioning mechanism are arranged on the door leaf conveying frame. The mechanical arm is arranged on one side close to a main lock mounting point for conveying a door leaf body on the door leaf conveying bed; the clamping mechanism is arranged on the mechanical arm, and the clamping mechanism is used for mounting a main lock body on a main lock mounting point; and the blowing type locking mechanism is arranged between the door leaf conveying bed and the mechanical arm, and the blowing type locking mechanism comprises a bottom frame, a displacement assembly and a blowing type locking module. The door leaf main lock mounting device can solve the problems that a door leaf main lock is low in mounting efficiency, poor in consistency and not suitable for an automatic production line.

Description

Technical Field

[0001] The utility model relates to the technical field of door leaf assembly, in particular to an automatic assembly device for a door leaf main lock. Background Art

[0002] The main lock of the door leaf is usually connected and assembled with the door leaf by means of screws and nuts. Since the door leaf is formed by sheet metal processing, it is impossible to directly process the threaded holes. Before assembling the main lock, it is generally necessary to install the rivet nut in the main lock installation hole reserved on the door leaf, and then assemble the main lock in the main lock installation point, and finally fix the main lock by screws and rivet nuts.

[0003] In the prior art, manual assembly of the main lock of the door leaf is usually adopted. During assembly, the worker fixes the main lock to the main lock installation point of the door leaf with one hand, and aligns the screw with the rivet nut with the other hand, and tightens the screw with an electric drill to fix the main lock. This manual assembly of the main lock of the door leaf has the problems of low production efficiency, high cost, poor product consistency, high labor intensity, poor safety, and is difficult to adapt to the current high-demand automated production line. Utility Model Content

[0004] The utility model aims to provide an automatic assembly device for a door leaf main lock, so as to solve the problems of low installation efficiency, poor consistency and inability to adapt to an automated production line of the door leaf main lock.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0006] An automatic assembly device for a door leaf main lock, comprising:

[0007] A door leaf conveying bed, the door leaf conveying bed comprising a door leaf conveying frame, the door leaf conveying frame being provided with a conveying mechanism and a positioning mechanism, the conveying mechanism being used to output the door leaf body to a preset installation position, the positioning mechanism being used to position the side and end of the door leaf body;

[0008] A mechanical arm, the mechanical arm is arranged on one side of the door leaf conveyor bed;

[0009] A clamping mechanism, wherein the clamping mechanism is arranged on the mechanical arm, and the clamping mechanism moves under the action of the mechanical arm, grabs the main lock body, and aligns the main lock body with the main lock installation point of the door leaf body;

[0010] An air-blowing locking mechanism is provided between the door leaf conveying bed and the mechanical arm, and comprises a base frame, a displacement assembly and an air-blowing locking module. The displacement assembly is provided on the base frame, and the air-blowing locking module is provided on the displacement assembly. The displacement assembly is used to drive the air-blowing locking module to displace and align with the rivet nut on the door leaf body, and the air-blowing locking module is used to grab the screw and align it to drive it into the rivet nut.

[0011] Furthermore, the displacement assembly includes a front-to-back sliding unit, an up-down sliding unit arranged on the front-to-back sliding unit, and a left-to-right sliding unit arranged on the up-down sliding unit, and the air-blowing locking module is arranged on the left-to-right sliding unit.

[0012] Further, the forward and backward sliding unit includes a forward and backward guide rail and a first slide table connected to the forward and backward guide rail, the forward and backward guide rail is arranged on the base frame, and the first slide table is provided with a forward and backward driving unit for driving the first slide table to move on the forward and backward guide rail;

[0013] The up-down sliding unit comprises an up-down guide rail and a second slide table connected to the up-down guide rail, the up-down guide rail is arranged on the first slide table, and the second slide table is provided with an up-down driving unit for driving the second slide table to move on the up-down guide rail;

[0014] The left-right sliding unit includes left-right guide rails and a third slide connected to the left-right guide rails. The left-right guide rails are arranged on the second slide. The third slide is provided with a left-right driving unit for driving the third slide to move on the left-right guide rails. The air-blowing locking module is connected to the third slide.

[0015] Furthermore, the clamping mechanism includes a mounting bracket arranged on the mechanical arm, the mounting bracket is provided with a fixed jaw, a movable jaw and an identification unit, the movable jaw is slidably arranged on the mounting bracket, the fixed jaw and the movable jaw are correspondingly provided with clamping grooves adapted to the shape of the main lock body, and the mounting bracket is also provided with a third cylinder for driving the movable jaw to move.

[0016] Furthermore, it also includes a main lock conveying bed arranged on the side of the robot arm, the main lock conveying bed includes a main lock conveying frame and a roller group arranged on the main lock conveying frame, a plurality of sponge pads for supporting the main lock body are placed on the main lock conveying frame, and the sponge pads slide on the main lock conveying frame through the roller group.

[0017] Furthermore, the positioning mechanism includes a side positioning mechanism and an end positioning mechanism, the side positioning mechanism is arranged on the left and right sides of the conveying mechanism, the side positioning mechanism is used to position the side of the door leaf body, and the end positioning mechanism is arranged at the rear end of the conveying mechanism, and the end positioning mechanism is used to position the end of the door leaf body.

[0018] Furthermore, the conveying mechanism includes a synchronous belt, a driving roller, a driven roller and a conveying motor, the driving roller and the driven roller are both rotatably connected to the door leaf conveying frame, the synchronous belt is sleeved on the driving roller and the driven roller, and the driving roller is connected to the output shaft of the conveying motor in a manner that allows synchronous rotation.

[0019] Furthermore, the side positioning mechanism includes a side ruler arranged on the left side of the door leaf conveying frame and a side pushing assembly arranged on the right side of the door leaf conveying frame, the side pushing assembly includes a first cylinder arranged on the door leaf conveying frame and a push plate connected to the output shaft of the first cylinder, the first cylinder is used to drive the push plate to push the door leaf body placed on the conveying mechanism so that the side of the door leaf body is abutted and positioned with the side ruler, the side positioning mechanism also includes a second guide rail arranged on the side of the door leaf conveying frame, the second guide rail is arranged along the front and rear direction, the side ruler includes a first side ruler and a second side ruler, the first side ruler is slidably connected to the second guide rail, the second side ruler is fixedly connected to the rear end of the side of the door leaf conveying frame, and a mobile light source is also slidably connected to the second guide rail.

[0020] Furthermore, the end positioning mechanism includes a base arranged at the rear end of the conveying mechanism, an end ruler slidably connected to the base up and down, and a second cylinder arranged on the base, and the output shaft of the second cylinder is connected to the end ruler to drive the end ruler to move up and down.

[0021] Furthermore, the robotic arm has three axes including a first arm segment, a second arm segment and a third arm segment, and the robotic arm is used to drive the clamping mechanism to move in the up and down, left and right, and front and back directions.

[0022] Beneficial effects of the utility model:

[0023] Since a positioning mechanism is provided on the door leaf conveying frame, the side and end of the door leaf body can be positioned when the door leaf body is conveyed to the main lock installation station, so that the clamping mechanism on the mechanical arm on one side of the door leaf main lock installation point can identify the door leaf main lock installation point and automatically place the door lock body into the door leaf main lock installation point. After the placement is completed, the displacement assembly drives the air-blowing lock module provided between the door leaf conveying bed and the mechanical arm to shift and align with the rivet nut point on the door leaf body, and automatically installs the screw in the rivet nut to fix the main lock body. After the installation is completed, the side positioning mechanism and the end positioning mechanism can release the positioning of the door leaf and convey the door leaf to the next station. The automatic assembly device for the door leaf main lock described in the utility model solves the problems of low efficiency, poor consistency and inability to adapt to automated production lines in the manual installation of the rivet nuts at the door leaf main lock installation hole in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of the automatic assembly device of the main lock of the door leaf;

[0025] Figure 2 It is a structural diagram of the air-blowing locking mechanism;

[0026] Figure 3 It is a side view schematic diagram of the air-blowing locking mechanism;

[0027] Figure 4 It is a top view schematic diagram of the air-blowing locking mechanism;

[0028] Figure 5 It is a schematic diagram of the structure of the robotic arm and the main lock conveyor bed;

[0029] Figure 6 It is a structural schematic diagram of the clamping mechanism;

[0030] Figure 7 It is a structural schematic diagram of the door leaf conveyor bed;

[0031] Figure 8 It is the left side schematic diagram of the door leaf conveyor bed;

[0032] Fig. 9 This is a schematic diagram of the rear side of the door leaf conveyor bed;

[0033] Fig.10 It is a control principle block diagram of the automatic assembly device of the door leaf main lock.

[0034] Markings and technical features in the figure:

[0035] 1. Door leaf conveyor bed; 11. Door leaf conveyor rack;

[0036] 12. Conveying mechanism; 121. Synchronous belt; 122. Active roller; 123. Driven roller; 124. Chain; 125. Conveying motor; 126. First guide rail;

[0037] 13. Side positioning mechanism; 131. First side ruler; 132. Second guide rail; 133. Moving light source; 134. Second side ruler; 135. First cylinder; 136. Push plate;

[0038] 14. End positioning mechanism; 141. Clamping seat; 142. Second cylinder; 143. End ruler;

[0039] 2. Robotic arm; 21. First arm segment; 22. Second arm segment; 23. Third arm segment;

[0040] 3. Clamping mechanism; 31. Mounting bracket; 32. Identification unit; 33. Fixed clamping jaw; 34. Third cylinder; 35. Movable clamping jaw;

[0041] 4. Air-blowing locking mechanism; 41. Base frame;

[0042] 42, forward and backward sliding unit; 421, forward and backward guide rail; 422, first slide; 423, forward and backward driving unit; 424, gear; 425, rack;

[0043] 43. Up and down sliding unit; 431. Up and down guide rails; 432. Second slide table; 433. Up and down driving unit;

[0044] 44, left and right sliding unit; 441, left and right guide rails; 442, third slide; 443, left and right driving unit;

[0045] 45. Air-blowing locking module;

[0046] 5. Main lock conveyor bed; 51. Main lock conveyor frame; 52. Roller set; 53. Sponge pad;

[0047] 6. Door leaf body; 61. Main lock installation point;

[0048] 7. Main lock body. DETAILED DESCRIPTION

[0049] The following will refer to the accompanying drawings and preferred embodiments to illustrate the implementation of the utility model. Those skilled in the art can understand other advantages and effects of the utility model from the contents disclosed in this specification. The utility model can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the utility model. It should be understood that the preferred embodiments are only for illustrating the utility model, not for limiting the scope of protection of the utility model.

[0050] It should be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present invention. The illustrations only show components related to the present invention rather than being drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed arbitrarily, and the component layout may also be more complicated.

[0051] like Figure 1-Figure 10 As shown, this embodiment provides an automatic assembly device for a door leaf main lock, comprising:

[0052] The door leaf conveying bed 1 comprises a door leaf conveying frame 11, on which a conveying mechanism 12 and a positioning mechanism are provided, wherein the conveying mechanism 12 is used to output the door leaf body 6 to a preset installation position, and the positioning mechanism is used to position the side and end of the door leaf body 6;

[0053] A mechanical arm 2 is arranged on one side of the door leaf conveying bed 1.

[0054] The clamping mechanism 3 is arranged on the mechanical arm 2. Under the action of the mechanical arm 2, the clamping mechanism 3 moves, grabs the main lock body 7 and aligns the main lock body 7 with the main lock installation point 61 of the door leaf body 6.

[0055] The air-blowing locking mechanism 4 is arranged between the door leaf conveying bed 1 and the mechanical arm 2. The air-blowing locking mechanism 4 includes a base frame 41, a displacement component and an air-blowing locking module 45. The displacement component is arranged on the base frame 41. The air-blowing locking module 45 is arranged on the displacement component. The displacement component is used to drive the air-blowing locking module 45 to displace and align with the rivet nut on the door leaf body 6. The air-blowing locking module 45 is used to grab the screw and align it to drive it into the rivet nut.

[0056] It should be noted that, since a positioning mechanism is provided on the door leaf conveying frame 11, the side and end of the door leaf body 6 can be positioned when the door leaf body 6 is conveyed to the main lock installation station, so that the clamping mechanism 3 on the mechanical arm 2 on one side of the door leaf main lock installation point 61 can identify the door leaf main lock installation point 61, and automatically place the door lock body into the door leaf main lock installation point 61; after the placement is completed, the displacement component drives the air-blowing lock module 45 provided between the door leaf conveying bed 1 and the mechanical arm 2 to shift to align with the rivet nut point on the door leaf body 6, and automatically installs screws in the rivet nut to fix the main lock body 7; after the installation is completed, the side positioning mechanism 13 and the end positioning mechanism 14 can release the positioning of the door leaf, and convey the door leaf to the next station. The automatic assembly device for the door leaf main lock described in the utility model solves the problems of low efficiency, poor consistency and inability to adapt to automated production lines in the manual installation of the rivet nuts at the door leaf main lock installation hole in the prior art.

[0057] In this embodiment, Figure 2 As shown, the displacement assembly includes a front-to-back sliding unit 42, an up-down sliding unit 43 provided on the front-to-back sliding unit 42, and a left-to-right sliding unit 44 provided on the up-down sliding unit 43, and the air-blowing locking module 45 is provided on the left-to-right sliding unit 44. The front-to-back sliding unit 42, the up-down sliding unit 43, and the left-to-right sliding unit 44 are all connected to a control unit, which controls the air-blowing locking module 45 to move forward and backward, up and down, and left and right on the base frame 41 to align with the rivet nut on the door leaf body 6.

[0058] It should be noted that the air-blowing screw-locking module 45 is a conventional automatic screw-locking machine, and its working principle is as follows: the screws are screened, arranged, and tested by the air-blowing screw-feeding machine, and the air pressure automatically delivers the screws to the clamping nozzle of the screw-locking mechanism through the screw-feeding tube to wait for screw-locking. The air-blowing screw-locking module 45 is a prior art and will not be described in detail here.

[0059] In this embodiment, Figure 3 and Figure 4 As shown, the forward and backward sliding unit 42 includes a forward and backward guide rail 421 and a first slide 422 that is cooperatively connected to the forward and backward guide rail 421. The forward and backward guide rail 421 is arranged on the base frame 41, and the first slide 422 is provided with a forward and backward driving unit 423 for driving the first slide 422 to move on the forward and backward guide rail 421.

[0060] The up-down sliding unit 43 includes an up-down guide rail 431 and a second slide 432 connected to the up-down guide rail 431. The up-down guide rail 431 is arranged on the first slide 422. The second slide 432 is provided with an up-down driving unit 433 for driving the second slide 432 to move on the up-down guide rail 431.

[0061] The left-right sliding unit 44 includes left-right guide rails 441 and a third slide 442 connected to the left-right guide rails 441. The left-right guide rails 441 are arranged on the second slide 432. The third slide 442 is provided with a left-right driving unit 443 for driving the third slide 442 to move on the left-right guide rails 441. The air-blowing locking module 45 is connected to the third slide 442.

[0062] Specifically, the forward and backward driving unit 423 of the forward and backward sliding unit 42 is a motor, and a rack 425 is provided on the side of the chassis 41 along the forward and backward direction. A gear 424 is connected to the output shaft of the motor, and the gear 424 is connected with the rack 425. The motor drives the gear 424 to rotate, thereby driving the first slide 422 to move forward and backward on the chassis 41. The movement principle of the up-down sliding unit 43 and the left-right sliding unit 44 is consistent with the movement principle of the forward and backward sliding unit 42, and the driving unit thereof can be directly driven by a cylinder or the conventional cooperation movement of the driving motor and the gear 424.

[0063] In this embodiment, Figure 6 As shown, the clamping mechanism 3 includes a mounting bracket 31 arranged on the mechanical arm 2, and a fixed clamping jaw 33, a movable clamping jaw 35 and an identification unit 32 are arranged on the mounting bracket 31, and the movable clamping jaw 35 is slidably arranged on the mounting bracket 31, and the fixed clamping jaw 33 and the movable clamping jaw 35 are respectively provided with a clamping groove adapted to the shape of the main lock body 7, and the mounting bracket 31 is also provided with a third cylinder 34 for driving the movable clamping jaw 35 to move. The third cylinder 34 can drive the movable clamping jaw 35 to move toward the fixed clamping jaw 33, so that the clamping grooves of the fixed clamping jaw 33 and the movable clamping jaw 35 clamp or release the edge of the main lock body 7.

[0064] Specifically, Fig.10 As shown, the identification unit 32 is a camera, which feeds back the position information of the main lock body 7 and the main lock installation point 61 to the control unit. The control unit controls the door leaf conveyor bed 1, the robotic arm 2, the clamping mechanism 3 and the air-blowing locking mechanism 4 according to the information provided by the identification unit 32 to complete the assembly of the main lock of the door leaf.

[0065] In this embodiment, Figure 5As shown, it also includes a main lock conveying bed 5 arranged on the side of the robot arm 2, the main lock conveying bed 5 includes a main lock conveying frame 51 and a roller group 52 arranged on the main lock conveying frame 51, and a plurality of sponge pads 53 for carrying the main lock body 7 are placed on the main lock conveying frame 51, and the sponge pads 53 slide on the main lock conveying frame 51 through the roller group 52. Specifically, the main lock conveying bed 5 is a double-layer structure, located at the attachment of the robot arm 2, so that the robot arm 2 drives the clamping mechanism 3 to move and the clamping mechanism 3 clamps the main lock body 7 in the sponge pad 53 to complete the loading.

[0066] In this embodiment, Figure 7 As shown, the positioning mechanism includes a side positioning mechanism 13 and an end positioning mechanism 14. The side positioning mechanism 13 is arranged on the left and right sides of the conveying mechanism 12, and the side positioning mechanism 13 is used to position the side of the door leaf body 6. The end positioning mechanism 14 is arranged at the rear end of the conveying mechanism 12, and the end positioning mechanism 14 is used to position the end of the door leaf body 6.

[0067] In this embodiment, Figure 8 As shown, the conveying mechanism 12 includes a synchronous belt 121, a driving roller 122, a driven roller 123 and a conveying motor 125. The driving roller 122 and the driven roller 123 are both rotatably connected to the door leaf conveying frame 11. The synchronous belt 121 is sleeved on the driving roller 122 and the driven roller 123. The driving roller 122 is connected to the output shaft of the conveying motor 125 in a synchronously rotatable manner. Specifically, the output shaft of the conveying motor 125 is connected to the driving roller 122 through a gear 424 and a chain 124. The synchronous belt 121 is driven by the conveying motor 125 to move on the roller, thereby driving the front end of the door leaf to move forward to the end positioning mechanism 14 for positioning.

[0068] In this embodiment, Figure 8 As shown, the left and right sides of the door leaf conveying frame 11 are provided with conveying mechanisms 12, and the door leaf conveying frame 11 is provided with a first guide rail 126 in the left and right direction, wherein the conveying mechanism 12 on one side is slidably connected to the first guide rail 126, and the conveying mechanism 12 on the other side is fixedly connected to the conveying frame. By slidingly connecting the conveying mechanism 12 on one side to the first guide rail 126, the distance between the two conveying mechanisms 12 can be adjusted to adapt to door leaf body 6 models of different widths, thereby improving the application range of the door leaf conveying bed 1.

[0069] In this embodiment, Figure 8 and Fig. 9As shown, the side positioning mechanism 13 includes a side ruler arranged on the left side of the door leaf conveying frame 11 and a side pushing assembly arranged on the right side of the door leaf conveying frame 11, the side pushing assembly includes a first cylinder 135 arranged on the door leaf conveying frame 11 and a push plate 136 connected to the output shaft of the first cylinder 135, the first cylinder 135 is used to drive the push plate 136 to push the door leaf body 6 placed on the conveying mechanism 12, so that the side of the door leaf body 6 is abutted and positioned with the side ruler, the side positioning mechanism 13 also includes a second guide rail 132 arranged on the side of the door leaf conveying frame 11, the second guide rail 132 is arranged along the front and rear direction, the side ruler includes a first side ruler 131 and a second side ruler 134, the first side ruler 131 is slidably connected to the second guide rail 132, the second side ruler 134 is fixedly connected to the rear end of the side of the door leaf conveying frame 11, and a movable light source 133 is also slidably connected to the second guide rail 132. By setting the first cylinder 135 to drive the push plate 136 to move left and right, when the door leaf body 6 on the conveying mechanism 12 needs to be positioned, the push plate 136 moves to the left to push the right side of the door leaf body 6 until the left side of the door leaf abuts against the side ruler, completing the positioning of the left and right sides of the door leaf body 6. By setting the first side ruler 131 slidably connected to the second guide rail 132, the width between the side rulers can be adjusted to adapt to door leaf body 6 models of different lengths, thereby improving the applicable range of the door leaf conveying bed 1; the mobile light source 133 can be set according to the position of the main lock installation point 61 to provide illumination for the recognition component of the clamping mechanism 3 to increase the recognition accuracy.

[0070] In this embodiment, Fig. 9 As shown, the end positioning mechanism 14 includes a holder 141 disposed at the rear end of the conveying mechanism 12, an end ruler 143 slidably connected to the holder 141, and a second cylinder 142 disposed on the holder 141, wherein the output shaft of the second cylinder 142 is connected to the end ruler 143 to drive the end ruler 143 to move up and down. By arranging the second cylinder 142 to drive the end ruler 143 to move up and down, when the front end of the door leaf body 6 on the conveying mechanism 12 is close to the end ruler 143, the second cylinder 142 drives the end ruler 143 to move upward until the door leaf body 6 abuts against the end ruler 143, and then the conveying mechanism 12 stops transporting, i.e., the positioning of the door leaf body 6 in the front and rear directions is completed.

[0071] In this embodiment, Figure 5As shown, the robot arm 2 has three axes including a first arm segment 21, a second arm segment 22 and a third arm segment 23. The robot arm 2 is used to drive the clamping mechanism 3 to move in the up-down, left-right and front-back directions. The clamping mechanism 3 is arranged at the end of the third arm segment 23, and the rotation axes of the three arm segments are perpendicular to each other. In this way, the multiple arm segments of the robot arm 2 are adjusted accordingly to adjust the end of the third arm segment 23 to any position. The position and posture adjustment of the robot arm 2 can be controlled by the control unit. The control unit calculates the angle that each arm segment needs to rotate according to the position coordinates, thereby controlling the robot arm 2 to adjust to the corresponding position. This control method can be understood with reference to the prior art and will not be discussed here.

[0072] In the implementation process of the present application, first, the door leaf body 6 is transported to the main lock installation station by the door leaf conveying bed 1, and the positioning mechanism positions the side and end of the door leaf body 6. Then, the identification unit 32 identifies the position of the main lock body 7 on the main lock conveying bed 5, the control unit controls the mechanical arm 2 to move and align with the main lock body 7, and the control unit controls the third cylinder 34 to drive the movable clamp 35 and clamp the main lock body 7 together with the fixed clamp 33. Next, the control unit controls the mechanical arm 2 to move so that the identification unit 32 identifies the position of the main lock installation point 61 on the door leaf body, puts the main lock body 7 on the clamping mechanism 3 into the main lock installation point 61, and then the clamping mechanism 3 releases the clamping of the main lock body 7, and the mechanical arm 2 is reset. After the placement is completed, the displacement component controlled by the control unit moves, and the displacement component drives the air-blowing lock module 45 set between the door leaf conveying bed 1 and the mechanical arm 2 to move and align with the rivet nut point on the door leaf body 6, and automatically installs the screw in the rivet nut to complete the fixed installation of the main lock body 7. After the installation is completed, the side positioning mechanism 13 and the end positioning mechanism 14 release the positioning of the door leaf and transport the door leaf to the next station.

[0073] The above embodiments are only preferred embodiments for fully illustrating the present invention, and the protection scope of the present invention is not limited thereto. Any equivalent substitution or modification made by a person skilled in the art based on the present invention is within the protection scope of the present invention.

Claims

1. An automatic assembly device for a door leaf main lock, characterized in that: include: A door leaf conveying bed (1), the door leaf conveying bed (1) comprising a door leaf conveying frame (11), the door leaf conveying frame (11) being provided with a conveying mechanism (12) and a positioning mechanism, the conveying mechanism (12) being used to convey a door leaf body (6) to a preset installation position, the positioning mechanism being used to position the side and end of the door leaf body (6); A mechanical arm (2), the mechanical arm (2) being arranged on one side of the door leaf conveying bed (1); A clamping mechanism (3), the clamping mechanism (3) being arranged on the mechanical arm (2), the clamping mechanism (3) moving under the action of the mechanical arm (2), grabbing the main lock body (7) and aligning the main lock body (7) with the main lock installation point (61) of the door leaf body (6); An air-blowing locking mechanism (4), the air-blowing locking mechanism (4) being arranged between the door leaf conveying bed (1) and the mechanical arm (2), the air-blowing locking mechanism (4) comprising a base frame (41), a displacement assembly and an air-blowing locking module (45), the displacement assembly being arranged on the base frame (41), the air-blowing locking module (45) being arranged on the displacement assembly, the displacement assembly being used to drive the air-blowing locking module (45) to displace and align with a rivet nut on a door leaf body (6), the air-blowing locking module (45) being used to grab a screw and align it to drive it into the rivet nut.

2. The automatic assembly device for the main door lock according to claim 1 is characterized in that: The displacement assembly comprises a front-to-back sliding unit (42), an up-down sliding unit (43) arranged on the front-to-back sliding unit (42), and a left-to-right sliding unit (44) arranged on the up-down sliding unit (43); the air-blowing locking module (45) is arranged on the left-to-right sliding unit (44).

3. The automatic assembly device for the main door lock according to claim 2 is characterized in that: The front-to-back sliding unit (42) comprises a front-to-back guide rail (421) and a first slide table (422) connected to the front-to-back guide rail (421); the front-to-back guide rail (421) is arranged on the base frame (41); and the first slide table (422) is provided with a front-to-back driving unit (423) for driving the first slide table (422) to move on the front-to-back guide rail (421); The up-down sliding unit (43) comprises an up-down guide rail (431) and a second slide (432) connected to the up-down guide rail (431); the up-down guide rail (431) is arranged on the first slide (422); the second slide (432) is provided with an up-down driving unit (433) for driving the second slide (432) to move on the up-down guide rail (431); The left-right sliding unit (44) comprises left-right guide rails (441) and a third slide (442) connected to the left-right guide rails (441); the left-right guide rails (441) are arranged on the second slide (432); the third slide (442) is provided with a left-right driving unit (443) for driving the third slide (442) to move on the left-right guide rails (441); and the air-blowing locking module (45) is connected to the third slide (442).

4. The automatic assembly device for door leaf main lock according to claim 1, characterized in that: The clamping mechanism (3) comprises a mounting bracket (31) arranged on the mechanical arm (2), the mounting bracket (31) being provided with a fixed clamping jaw (33), a movable clamping jaw (35) and an identification unit (32), the movable clamping jaw (35) being slidably arranged on the mounting bracket (31), the fixed clamping jaw (33) and the movable clamping jaw (35) being provided with clamping grooves corresponding to the shape of the main lock body (7), and the mounting bracket (31) being further provided with a third cylinder (34) for driving the movable clamping jaw (35) to move.

5. The automatic assembly device for the door leaf main lock according to claim 1, characterized in that: It also includes a main lock conveying bed (5) arranged on the side of the robot arm (2), the main lock conveying bed (5) including a main lock conveying frame (51) and a roller group (52) arranged on the main lock conveying frame (51), a plurality of sponge pads (53) for carrying the main lock body (7) are placed on the main lock conveying frame (51), and the sponge pads (53) slide on the main lock conveying frame (51) through the roller group (52).

6. The automatic assembly device for the main door lock according to any one of claims 1 to 5, characterized in that: The positioning mechanism comprises a side positioning mechanism (13) and an end positioning mechanism (14); the side positioning mechanism (13) is arranged on the left and right sides of the conveying mechanism (12); the side positioning mechanism (13) is used to position the side of the door leaf body (6); the end positioning mechanism (14) is arranged at the rear end of the conveying mechanism (12); the end positioning mechanism (14) is used to position the end of the door leaf body (6).

7. The automatic assembly device for the main door lock according to claim 6, characterized in that: The conveying mechanism (12) comprises a synchronous belt (121), a driving roller (122), a driven roller (123) and a conveying motor (125); the driving roller (122) and the driven roller (123) are both rotatably connected to the door leaf conveying frame (11); the synchronous belt (121) is sleeved on the driving roller (122) and the driven roller (123); the driving roller (122) is connected to an output shaft of the conveying motor (125) in a manner capable of synchronous rotation.

8. The automatic assembly device for door leaf main lock according to claim 6, characterized in that: The side positioning mechanism (13) comprises a side ruler arranged on the left side of the door leaf conveying frame (11) and a side push assembly arranged on the right side of the door leaf conveying frame (11); the side push assembly comprises a first cylinder (135) arranged on the door leaf conveying frame (11) and a push plate (136) connected to an output shaft of the first cylinder (135); the first cylinder (135) is used to drive the push plate (136) to push the door leaf body (6) placed on the conveying mechanism (12) so that the side of the door leaf body (6) abuts against the side ruler for positioning. The side positioning mechanism (13) further comprises a second guide rail (132) arranged on the side of the door leaf conveying frame (11), the second guide rail (132) being arranged along the front-rear direction, the side ruler comprising a first side ruler (131) and a second side ruler (134), the first side ruler (131) being slidably connected to the second guide rail (132), the second side ruler (134) being fixedly connected to the rear end of the side of the door leaf conveying frame (11), and a movable light source (133) being slidably connected to the second guide rail (132).

9. The automatic assembly device for door leaf main lock according to claim 6, characterized in that: The end positioning mechanism (14) comprises a clamping seat (141) arranged at the rear end of the conveying mechanism (12), an end ruler (143) slidably connected to the clamping seat (141) and a second cylinder (142) arranged on the clamping seat (141), wherein the output shaft of the second cylinder (142) is connected to the end ruler (143) to drive the end ruler (143) to move up and down.

10. The automatic assembly device for the main door lock according to any one of claims 1 to 5, characterized in that: The mechanical arm (2) has three axes, including a first arm segment (21), a second arm segment (22) and a third arm segment (23); the mechanical arm (2) is used to drive the clamping mechanism (3) to move in up and down, left and right, and front and back directions.

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