CN116871450A - Novel automatic riveting production process and device for disc buckle cross rod lock head - Google Patents

Abstract

The invention discloses a new automatic riveting production process and device for a disc buckle crossbar lock, and relates to the field of riveting technology. The beneficial effects are: in order to improve production efficiency and save production costs, the inventor has specially developed and designed an eight-station turntable. Rotary riveting equipment, pins and rivets are automatically fed by a vibrating plate, realizing automatic assembly and automatic riveting of locks, pins, and rivets. The equipment is driven by an eight-station cam divider or DD motor, and includes the lock feeder. Station, pin loading station, pin lock assembly station, rivet loading station, defective product selection station, riveting station, semi-finished product unloading station, each station mechanism adopts modular design. The structure is simple and convenient for assembly and debugging. The riveting equipment can be used online with the fully automatic crossbar welding equipment. The semi-finished products after assembly and riveting are directly transported to the loading position of the crossbar welding equipment, realizing a fully automated production process for buckling crossbars.

Description

A new type of automatic riveting production process and device for the buckle crossbar lock head

Technical field

The invention relates to the technical field of riveting, and in particular to a new automatic riveting production process and device for a disc buckle crossbar lock head.

Background technique

The existing production processes for riveting plate buckle crossbar lock heads include the following:

1. Weld first and then rivet: After the crossbar pipe is sawed, the pipe and the lock are welded together manually using crossbar welding equipment, and then the welded crossbar semi-finished product and pin are manually riveted using a riveting punch. This production process has simple equipment, low production efficiency, high cost, high material turnover times, high labor intensity for employees, and because it requires manual stamping operations, there are certain safety risks;

2. Rivet first and then weld: Manually use a riveting punch to assemble the lock and pin and rivet them into a semi-finished product. After the crossbar pipe is sawed, the riveted semi-finished product and the pipe are welded together manually using crossbar welding equipment. . The equipment of this production process has a low degree of automation, high manpower investment, low production efficiency, high employee labor intensity, high production and operation costs for the company, and because it requires manual stamping operations, there are also certain safety risks.

Contents of the invention

The purpose of the present invention is to provide a new automatic riveting production process and device for the buckle crossbar lock head in order to solve the above problems.

The present invention achieves the above objects through the following technical solutions:

A new automatic riveting production process for the buckle crossbar lock includes the following steps:

The locks are manually placed into the positioning tooling on the turntable. During the manual placement process, defective locks with burrs can be sorted out to avoid affecting production, or a vibrating plate can be used to feed materials, and a manipulator built with a robot or cylinder or motor can be used. , supplemented by a visual system to complete the automatic detection and automatic loading of the lock;

The vibrating plate feeding method is used to realize the orderly arrangement of the pin pieces. The pin pieces slide to the loading position of the manipulator. After the manipulator grabs the pin pieces, it is placed in the positioning tooling on the turntable to complete the pin piece loading work;

Use the tool slide to push the pin into the lock head gap. The pin tool slide and the lock tool center are on the same straight line. The accurate positioning of the tool ensures the smooth assembly of the pin and the lock. The positioning tool is equipped with The magnet attracts the pin to ensure that the relative position of the pin does not change when the turntable rotates;

The pins are fed by a vibrating plate, so that the rivets are arranged in an orderly manner in the vibrating plate slide. After the ejection pin mechanism corrects the position of the pin hole, the manipulator clamps the rivets and automatically places them in the pin hole to complete the rivet feeding action;

Due to the irregularity of the pin hole position, there is an error rate in rivet loading. A sensor is used to detect whether there is a rivet in the pin hole. The manipulator will take out the pin and lock head that have not successfully placed the rivet from the turntable tooling, and place them Put them into the defective product box, and then sort them into the material box for reuse;

A 12-ton riveting punch is used. The turntable rotates the assembled lock, pin piece and pin to the punching position. The control system automatically controls the action of the riveting punch to complete the stamping and riveting work;

Grab the riveted finished product from the turntable tooling and put it into the unloading frame for the crossbar semi-automatic welding machine, or use a robot to place the finished product directly on the conveyor line and transfer it from the conveyor line to the crossbar welding machine to complete. Welding production of crossbars.

A new type of automatic riveting production device for plate buckle and crossbar locks, including an equipment frame. The equipment frame includes a main frame, a pin feeding frame, a rivet feeding frame and a stamping frame. The upper surface of the main frame There is a turntable in the middle, and lock tooling is fixedly installed at intervals on the edge of the turntable. There is a pin tooling on the inside of the turntable corresponding to the lock tool. The turntable is provided with eight stations once a week. The first station is the lock. Loading position; station two is a reserved mechanical loading installation position; station three is equipped with a pin feeding rack, and a pin vibrating plate feeding mechanism is provided on the pin loading rack, and the upper surface of the main frame corresponds to The position of the pin vibrating plate feeding mechanism is provided with a pin feeding mechanism; station four is equipped with a latch plate inserting and locking assembly mechanism fixedly installed on the main frame; station five is equipped with a rivet feeding rack, and the rivets are A pin rivet vibrating plate feeding mechanism is provided on the loading frame. The upper surface of the main frame is provided with a rivet clamping and placing mechanism and a pin hole position correcting mechanism corresponding to the position of the rivet vibrating plate feeding mechanism; Station 6 is provided with a fixed installation A defective product selection mechanism is installed on the main frame; station seven is equipped with a stamping frame, and a punch riveting mechanism is arranged on the stamping frame; station eight is equipped with a blanking mechanism fixedly installed on the main frame.

Preferably: the pin loading mechanism includes a pin loading base, a pin translation guide rail is fixedly installed on the upper surface of the pin loading base, a material positioning seat is slidably provided on the pin translation guide rail, and the material positioning seat A pushing cylinder is fixedly connected to one side, and the pushing cylinder is fixedly installed on the pin loading base. The discharge port of the pin vibration plate feeding mechanism extends to one end of the material positioning seat. An opening is provided at one end of the positioning seat close to the pin vibrating plate feeding mechanism, and a second material limiting plate is fixedly installed on the side of the opening. A pin loading rack plate is fixedly installed on the main frame on one side of the pin feeding base. , a pin loading guide rail is fixedly installed on the upper part of the pin loading rack plate, a pin sliding cylinder is provided slidingly on the pin loading guide rail, a vacuum suction cup is provided at the lower end of the pin sliding cylinder, and the pin loading The upper part of the shelf is also fixedly installed with a pin ball screw parallel to the pin loading guide rail. The pin ball screw is threadedly connected to the pin slide cylinder. One end of the pin ball screw It is fixedly connected to the output end of the pin feeding servo motor fixedly installed on the pin feeding rack plate.

Preferably: the latch piece inserting lock head assembly mechanism includes a latch piece frame plate, the latch piece frame plate is fixedly installed on the main frame, a latch piece guide rail is fixedly installed on the upper part of the latch piece frame plate, and the latch piece frame plate is fixedly installed on the main frame. A latch plate pushing plate is slidably provided on the plate guide rail, and a latch plate cylinder is fixedly installed on the latch plate frame. The sliding end of the latch plate cylinder is fixedly connected to the latch plate pushing plate.

Preferably: the rivet clamping and placing mechanism includes a rivet feeding base; a parallel rivet translation guide rail, a rivet feeding screw, and a rivet that drives the rivet feeding screw to rotate are fixedly installed on the upper surface of the rivet feeding base. Material motor, a rivet material taking plate is slidably provided on the rivet translation guide rail, the rivet material taking plate is threadedly connected to the rivet feeding lead screw, and a fixed device is installed on the rivet feeding base to push the rivet material taking The plate slides the rivet translation cylinder, the outlet of the rivet vibrating plate feeding mechanism extends to one side of the upper surface of the rivet feeding base, and the rivet picking plate corresponds to the rivet vibrating plate feeding mechanism. The discharge port is provided with a rivet feeding partition and a rivet slot respectively. One side of the rivet feeding base is provided with a rivet feeding rack plate fixedly installed on the main frame. The upper part of the rivet feeding rack plate A rivet feeding guide rail is fixedly installed. A mounting plate is slidably installed on the rivet feeding guide rail. A rivet slide cylinder and a pressing cylinder are fixedly installed on the mounting plate. The sliding end of the rivet slide cylinder is fixedly installed. There is a rivet clamping claw cylinder, the rivet clamping claw cylinder; a pressing claw is fixedly installed at the lower end of the pressing material cylinder.

Preferably: the defective product selection mechanism includes a defective product selection shelf plate fixedly installed on the main frame, and a defective product selection guide rail and a defective product selection cylinder are fixedly installed on the upper part of the defective product selection shelf plate. , a defective product selection slide cylinder is slidably provided on the defective product selection guide rail, the sliding end of the defective product selection cylinder is fixedly connected to the defective product selection slide cylinder, and the defective product selection slide cylinder A defective product selection clamping jaw cylinder is fixedly installed on the sliding end, and a clamping jaw is provided at the lower end of the defective product selection clamping jaw cylinder; the position of the rivet on the corresponding pin piece on the defective product selection shelf is fixed and installed to detect whether there is Rivet detection sensor for rivets.

Preferably: the punch riveting mechanism includes a punch, a lower riveting die is provided at the lower part of the punch press corresponding to the position below the rivet on the pin piece, and a lower die pad fixedly installed on the punch press is provided below the riveting lower die. The lower riveting die and the lower die pad are connected through guide posts and spring supports, and a press head is provided on the upper part of the punch corresponding to the position above the rivet on the pin piece.

Preferably: the blanking mechanism includes a blanking rack plate fixedly installed on the main frame, and a parallel blanking ball screw and a blanking guide rail are fixedly installed on the upper part of the blanking rack. Both ends of the ball screw are respectively connected to the blanking rack plate through bearings. A blanking servo motor is fixedly installed on the blanking rack plate corresponding to one end of the blanking ball screw. The output end of the blanking servo motor Fixedly connected to the blanking ball screw, a blanking slide cylinder is slidably provided on the blanking guide rail, and the blanking slide cylinder is threadedly connected to the blanking ball screw. The blanking slide A blanking jaw cylinder is fixedly installed on the cylinder.

Preferably, the turntable is driven to rotate by a motor and a cam divider, a control box is also installed on the main frame, and a three-color alarm light is fixedly installed on the control box.

Compared with the prior art, the beneficial effects of the present invention are:

1. The automated assembly and riveting process greatly reduces the labor intensity of employees, reduces the number of material palletizing turnovers, saves staffing, and alleviates the pressure on enterprises to recruit workers.

2. Safety is improved. Employees are kept away from the stamping and riveting station during the entire production process. Automatic stamping and riveting avoids the risk of injury caused by manual stamping and riveting.

3. High production efficiency and low production cost. Compared with manual riveting in the "welding first, then riveting" process, the per capita riveting efficiency can be increased by about 2.5 times. Compared with manual riveting in the "riveting first, then welding" process, the per capita riveting efficiency It can be increased by about 2 times.

Description of the drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without exerting any creative effort.

Figure 1 is a schematic three-dimensional structural diagram of a new automatic riveting production device for a disc buckle crossbar lock according to the present invention.

Figure 2 is a partial three-dimensional structural schematic diagram from another perspective of a new type of automatic riveting production device for disc buckle and crossbar locks according to the present invention.

Figure 3 is a schematic three-dimensional structural diagram of the pin loading mechanism of a new type of automatic riveting production device for disc buckle crossbar locks according to the present invention.

Figure 4 is a schematic three-dimensional structural diagram of the latch piece inserting lock head assembly mechanism of a new type of automatic riveting production device for disc buckle crossbar lock head according to the present invention.

Figure 5 is a schematic three-dimensional structural diagram of the rivet vibrating plate feeding mechanism of a new type of automatic riveting production device for disc buckle crossbar locks according to the present invention.

Figure 6 is a schematic three-dimensional structural diagram of the defective product selection mechanism of a new type of automatic riveting production device for disc buckle and crossbar locks according to the present invention.

Figure 7 is a schematic three-dimensional structural diagram of the punch riveting mechanism of a new type of automatic riveting production device for disc buckle crossbar locks according to the present invention.

Figure 8 is a schematic three-dimensional structural diagram of the unloading mechanism of a new type of automatic riveting production device for disc buckle crossbar locks according to the present invention.

The reference symbols are explained as follows:

1. Material level on the lock; 2. Pin vibration plate feeding mechanism; 3. Pin loading mechanism; 31. Pin loading base; 32. Pin translation guide; 33. Material positioning seat; 34. Pushing cylinder ; 35. Second material limit plate; 36. Pin loading rack plate; 37. Pin loading guide rail; 38. Pin ball screw; 39. Pin loading servo motor; 310. Pin slide cylinder; 311 , Vacuum suction cup; 4. The latch piece is inserted into the lock head assembly mechanism; 41. The latch piece frame plate; 42. The latch piece cylinder; 43. The latch piece guide rail; 44. The latch piece pushing plate; 5. The rivet vibration plate feeding mechanism; 6. Rivet clamping and placing mechanism; 61. Rivet feeding base; 62. Rivet translation guide rail; 63. Rivet feeding plate; 64. Rivet feeding partition; 65. Rivet translation cylinder; 66. Rivet feeding rack plate; 67. Rivet feeding guide rail; 68. Rivet feeding screw; 69. Rivet feeding motor; 610. Rivet slide cylinder; 611. Rivet clamping jaw cylinder; 612. Pressing cylinder; 613. Pressing claw; 7. Correction Pin hole position mechanism; 8. Defective product selection mechanism; 81. Defective product selection shelf; 82. Defective product selection guide rail; 83. Defective product selection cylinder; 84. Defective product selection slide cylinder; 85 , defective product selection clamping jaw cylinder; 86. rivet detection sensor; 9. punch riveting mechanism; 91. punch; 92. press head; 93. riveting lower die; 94. lower die pad; 10. blanking mechanism; 101. Blanking rack plate; 102. Blanking ball screw; 103. Blanking guide rail; 104. Blanking servo motor; 105. Blanking slide cylinder; 106. Blanking clamp cylinder; 11. Turntable rotation mechanism; 111. Turntable; 112. Lock tooling; 113. Pin tooling; 114. Cam divider; 12. Control box; 13. Three-color alarm light; 14. Equipment rack; 141. Main rack; 142. Pin loading Frame; 143. Rivet loading frame; 144. Stamping frame; 17. Rivets.

Implementation

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", " The orientations or positional relationships indicated by "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and The description is simplified and is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be construed as limiting the invention. In addition, the terms "first", "second", etc. It is only used for description purposes and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of technical features indicated. Therefore, features qualified with "first", "second", etc. may be expressed or implied. In the description of the present invention, "plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. Connection, or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two components. For those of ordinary skill in the field, The specific meanings of the above terms in the present invention can be understood through specific circumstances.

The present invention will be further described below in conjunction with the accompanying drawings:

A new automatic riveting production process for the buckle crossbar lock includes the following steps:

The locks are manually placed into the positioning tooling on the turntable 111. During the manual placement process, defective locks with burrs can be sorted out to avoid affecting production, or a vibrating plate can be used to feed materials, and a robot or cylinder or motor can be used to build the lock. The manipulator, supplemented by a vision system, completes the automatic detection and automatic loading of the lock;

The vibrating plate feeding method is used to realize the orderly arrangement of the pin pieces. The pin pieces slide to the loading position of the manipulator. After the manipulator grabs the pin pieces, it is placed in the positioning tool on the turntable 111 to complete the pin piece loading work. ;

Use the tooling slide to push the pin piece into the lock head gap. The center of the pin piece tooling 113 slideway and the lock head tooling 112 are on the same straight line. The accurate positioning of the tooling ensures the smooth assembly of the pin piece and the lock head. Equipped with magnets to absorb the pins to ensure that the relative position of the pins will not change when the turntable 111 rotates;

The pins are fed by a vibrating plate, so that the rivets 17 are arranged in an orderly manner in the vibrating plate slide. After the ejection pin mechanism corrects the position of the pin hole, the manipulator clamps the rivets 17 and automatically places them in the pin hole to complete the rivet feeding action;

Due to the irregularity of the pin hole position, there is an error rate in rivet loading. A sensor is used to detect whether there is a rivet 17 in the pin hole. The manipulator removes the pin and lock head that have not successfully placed the rivet 17 from the turntable 111 tooling. Take it out and put it into the defective product box, and then sort it into the material box for reuse;

A 12-ton riveting punch 91 is used. The turntable 111 rotates the assembled lock head, pin piece and pin to the punching position of the punch 91. The control system automatically controls the action of the riveting punch 91 to complete the stamping and riveting work;

Grab the riveted finished product from the turntable 111 tooling and put it into the blanking frame for use by the crossbar semi-automatic welding machine, or use a manipulator to place the finished product directly on the conveyor line and transfer it from the conveyor line to the crossbar welding machine. Complete welding production of crossbars.

As shown in Figures 1 to 7, a new type of automatic riveting production device for buckle and crossbar locks includes an equipment frame 14. The equipment frame 14 is used for support and installation. The equipment frame 14 includes a main frame 141, a pin loading Frame 142, rivet loading frame 143 and stamping frame 144. A turntable 111 is provided in the middle of the upper surface of the main frame 141. The turntable 111 is used to rotate materials to achieve continuous processing. Lock tooling 112 is fixedly installed on the edge of the turntable 111 at intervals. The lock tool 112 is used to place the lock. The inside of the turntable 111 is provided with a pin tool 113 corresponding to the lock tool 112. The pin tool 113 is used to position and place the pin. Both the lock tool 112 and the pin tool 113 are provided with adsorption tools inside. The magnet of the pin; the turntable 111 is provided with eight stations once a week; the first station is the material position 1 on the lock; the second station is the reserved mechanical loading and installation position, and a positioning tool is used to manually place the lock on the turntable 111 During the manual placement process, defective lock heads with burrs can be sorted out to avoid affecting production, or a vibrating plate can be used to feed materials, and a manipulator built with a robot or cylinder and motor, supplemented by a visual system, can complete the lock head. Automatic detection and automatic loading; station three is provided with a pin feeding frame 142, a pin feeding frame 142 is provided with a pin vibrating plate feeding mechanism 2, and the upper surface of the main frame 141 corresponds to the pin vibrating plate feeding mechanism 2 The position is provided with a pin sheet loading mechanism 3; the fourth station is provided with a latch sheet inserting lock assembly mechanism 4 fixedly installed on the main frame 141; the fifth station is provided with a rivet feeding rack 143, and pin rivets are provided on the rivet feeding rack 143 Vibrating plate feeding mechanism 5, the upper surface of the main frame 141 is provided with a rivet 17 clamping and placing mechanism 6 and a correction pin hole positioning mechanism 7 corresponding to the position of the rivet vibrating plate feeding mechanism 5; Station 6 is provided with a fixed position fixedly installed on the main frame 141 Defective product selection mechanism 8; station seven is provided with a stamping frame 144, and a punch 91 riveting mechanism 9 is arranged on the stamping frame 144; station eight is provided with a blanking mechanism 10 fixedly installed on the main frame 141.

The pin loading mechanism 3 includes a pin loading base 31. A pin translation guide 32 is fixedly installed on the upper surface of the pin loading base 31. A material positioning seat 33 is slidably provided on the pin translation guide 32. One side of the material positioning seat 33 is fixedly connected. There is a pushing cylinder 34. The pushing cylinder 34 is fixedly installed on the pin feeding base 31. The discharge port of the pin vibrating plate feeding mechanism 2 extends to one end of the material positioning seat 33. The material positioning seat 33 is close to the pin vibrating plate supply. One end of the material mechanism 2 is provided with an opening, and a second material limiting plate 35 is fixedly installed on the side of the opening. One side of the pin loading base 31 is provided with a pin loading rack plate 36 fixedly installed on the main frame 141. The pin loading rack plate 36 A pin loading guide 37 is fixedly installed on the upper part. A pin sliding cylinder 310 is provided slidingly on the pin loading guide 37. A vacuum suction cup 311 is provided at the lower end of the pin sliding cylinder 310. The vacuum suction cup 311 is connected to an external vacuum pump to suck the pins. , the upper part of the pin loading rack plate 36 is also fixedly installed with a pin ball screw 38 parallel to the pin loading guide rail 37. The pin ball screw 38 is connected to the pin slide cylinder 310 through a thread. The pin ball screw One end of 38 is fixedly connected to the output end of the pin feeding servo motor 39 fixedly installed on the pin feeding rack plate 36; the vibration plate feeding method is used to realize the orderly arrangement of the pins, and the pins slide to the loading of the robot. position, the manipulator grabs the pin piece and places it in the positioning tool on the turntable 111 to complete the pin piece loading work.

The latch plate inserting lock head assembly mechanism 4 includes a latch plate rack plate 41, which is fixedly installed on the main frame 141. A latch plate guide rail 43 is fixedly installed on the upper part of the latch plate rack plate 41. The latch plate guide rail 43 is slidably provided with a latch plate guide rail 43. The latch plate pusher plate 44 is also fixed with a latch plate cylinder 42 on the latch plate frame plate 41. The sliding end of the latch plate cylinder 42 is fixedly connected to the latch plate pusher plate 44; the tool slide is used to push the pin piece to the lock head. Within the gap, the slideway of the pin tool 113 and the center of the lock tool 112 are on the same straight line. The accurate positioning of the tool ensures the smooth assembly of the pin and the lock. The positioning tool is equipped with a magnet to absorb the pin to ensure that the pin is in place. When the turntable 111 rotates, the relative position will not change.

The rivet 17 clamping and placing mechanism 6 includes a rivet feeding base 61; a parallel rivet translation guide rail 62, a rivet feeding screw 68, and a rivet top that drives the rivet feeding screw 68 to rotate are fixedly installed on the upper surface of the rivet feeding base 61. The feeding motor 69 and the rivet feeding plate 63 are slidably provided on the rivet translation guide rail 62. The rivet feeding plate 63 is connected with the rivet feeding screw 68 through threads. The rivet feeding base 61 is fixedly installed with a rivet feeding plate 63 for pushing it. The sliding rivet translation cylinder 65 has the discharge port of the rivet vibrating plate feeding mechanism 5 extending to one side of the upper surface of the rivet feeding base 61. The rivet feeding plate 63 is set corresponding to the position of the discharging port of the rivet vibrating plate feeding mechanism 5. There is a rivet picking up partition 64 and a rivet slot. The clamping slot brings the rivet 17 to the position to be clamped during the sliding process of the rivet picking plate 63. The rivet picking up partition 64 moves with the rivet 17 in the clamping slot. After walking, the outlet of the rivet vibrating plate feeding mechanism 5 is blocked. One side of the rivet feeding base 61 is provided with a rivet feeding rack plate 66 fixedly installed on the main frame 141. The upper part of the rivet feeding rack plate 66 is fixedly equipped with rivets. The loading guide rail 67 has a mounting plate slidingly provided on the rivet loading guide rail 67. A rivet slide cylinder 610 and a pressing cylinder 612 are fixedly installed on the installation plate. A rivet clamping claw cylinder is fixedly installed on the sliding end of the rivet slide cylinder 610. 611, rivet clamping claw cylinder 611; a pressing claw 613 is fixedly installed at the lower end of the pressing cylinder 612; the pins are fed by a vibrating plate to achieve an orderly arrangement of the rivets 17 in the vibrating plate slideway. After the ejector mechanism corrects the pin hole position, the manipulator The clamping rivet 17 is automatically placed in the pin hole to complete the rivet loading action.

The defective product selection mechanism 8 includes a defective product selection rack plate 81 fixedly installed on the main frame 141. The defective product selection rack plate 81 has a defective product selection guide rail 82 and a defective product selection cylinder 83 fixedly installed on the upper part of the defective product selection rack plate 81. A defective product selection slide cylinder 84 is slidably provided on the product selection guide rail 82. The sliding end of the defective product selection cylinder 83 is fixedly connected to the defective product slide cylinder. The defective product selection slide cylinder 84 is fixedly installed on the sliding end. A defective product selection clamping jaw cylinder 85 is provided with a clamping jaw at the lower end of the defective product selection clamping cylinder 85; a rivet 17 detection sensor for detecting the presence or absence of the rivet 17 is fixedly installed on the defective product selection rack plate 81 at the position of the rivet 17 on the corresponding pin piece. 86; Due to the irregularity of the pin hole position, there is an error rate in rivet loading. A sensor is used to detect whether there is a rivet 17 in the pin hole. The manipulator removes the pin and lock head that have not successfully placed the rivet 17 from the turntable 111. Take it out of the tooling, put it into the defective product frame, and then sort it into the material frame for reuse.

Preferably: the punch 91 riveting mechanism 9 includes a punch 91, a lower riveting die 93 is provided at the lower part of the punch 91 corresponding to the position below the rivet 17 on the pin piece, and a lower die pad 94 fixedly installed on the punch 91 is provided below the lower riveting die 93. , the lower riveting die 93 and the lower die pad 94 are connected through guide columns and spring supports. The upper part of the punch 91 is provided with a press head 92 corresponding to the position above the rivet 17 on the pin piece; a 12-ton riveting punch 91 is used, and the turntable 111 is to be Rotate the assembled lock head, pin piece and pin to the stamping position of the punch 91, and the control system automatically controls the action of the riveting punch 91 to complete the stamping and riveting work.

The blanking mechanism 10 includes a blanking rack plate 101 fixedly installed on the main frame 141. A parallel blanking ball screw 102 and a blanking guide rail 103 are fixedly installed on the upper part of the blanking rack plate 101. The two blanking ball screws 102 The ends are respectively connected to the blanking rack plate 101 through bearings. The blanking servo motor 104 is fixedly installed on one end of the blanking rack plate 101 corresponding to the blanking ball screw 102. The output end of the blanking servo motor 104 is connected to the blanking ball screw 102. Fixed connection, the blanking slide cylinder 105 is slidably provided on the blanking guide rail 103, the blanking slide cylinder 105 is connected to the blanking ball screw 102 through threads, and the blanking clamp cylinder 105 is fixedly installed on the blanking slide cylinder 105 106; Grab the riveted finished product from the tooling of the turntable 111 and put it into the unloading frame for use by the crossbar semi-automatic welding machine, or use a manipulator to place the finished product directly on the conveyor line and transfer it from the conveyor line to the crossbar welding machine. , to complete the welding production of the crossbar.

The turntable 111 is driven to rotate by the cooperation of the motor and the cam divider 114. A control box 12 is also installed on the main frame 141, and a three-color alarm light 13 is fixedly installed on the control box 12.

Pin vibration plate feeding mechanism 2, pushing cylinder 34, pin feeding servo motor 39, pin slide cylinder 310, vacuum suction cup 311, pin cylinder 42, rivet translation cylinder 65, rivet feeding motor 69, rivet slide Table cylinder 610, rivet clamping jaw cylinder 611, pressing cylinder 612, defective product selection cylinder 83, defective product selection slide table cylinder 84, defective product selection jaw cylinder 85, rivet 17 detection sensor 86, punch 91, lower Material servo motor 104, blanking slide cylinder 105, blanking jaw cylinder 106, turntable 111 rotating mechanism 11, cam divider 114, control box 12, three-color alarm light 13, equipment rack 14, lock tooling 112, The pin tooling 113 and the rivet 17 are both universal standard parts or components known to those skilled in the art. Their structures and principles are known by those skilled in the art through technical manuals or through conventional experimental methods, so they will not be discussed here again. Made too many records.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and descriptions only illustrates the principles of the present invention. Without departing from the spirit and scope of the present invention, there will be various changes and improvements in the present invention, and these changes and improvements will fall within the scope of the claimed invention.

Claims (9)

1. A new type of automatic riveting production process for buckle crossbar locks, which is characterized by: including the following steps: The locks are manually placed into the positioning tooling on the turntable (111). During the manual placement process, defective locks with burrs can be sorted out to avoid affecting production, or a vibrating plate can be used to feed materials, in conjunction with robots or cylinders and motors. The built manipulator, supplemented by a visual system, completes the automatic detection and automatic loading of the lock; The vibrating plate feeding method is used to realize the orderly arrangement of the pin pieces. The pin pieces slide to the loading position of the manipulator. After the manipulator grabs the pin pieces, it is placed in the positioning tooling on the turntable (111) to complete the pin piece loading. material work; Use the tooling slide to push the pin piece into the lock head gap. The center of the pin piece tooling (113) slideway and the lock head tooling (112) are on the same straight line. The accurate positioning of the tooling ensures the smooth assembly of the pin piece and the lock head. , the positioning tooling is equipped with magnets to absorb the pins to ensure that the relative position of the pins will not change when the turntable (111) rotates; The pins are fed by a vibrating plate, so that the rivets (17) are arranged in an orderly manner in the slideway of the vibrating plate. After the ejection pin mechanism corrects the position of the pin hole, the manipulator clamps the rivet (17) and automatically places it in the pin hole, completing the rivet (17). ) loading action; Due to the irregularity of the pin hole position, there is an error rate in loading the rivet (17). A sensor is used to detect whether a rivet (17) is placed in the pin hole. The robot hand will place the pin and lock head of the rivet (17) that has not been successfully placed. , taken out from the tooling of the turntable (111) together, put into the defective product frame, and then classified and placed into the material frame for reuse; A 12-ton riveting punch (91) is used. The turntable (111) rotates the assembled lock, pin piece and pin to the punching position of the punch (91). The control system automatically controls the action of the riveting punch (91) to complete the stamping. riveting work; Grab the riveted finished product from the tooling of the turntable (111) and put it into the unloading frame for use by the crossbar semi-automatic welding machine, or use a manipulator to directly place the finished product on the conveyor line and transfer it from the conveyor line to the crossbar welding machine. , to complete the welding production of the crossbar. 2. A new type of automatic riveting production device for plate buckle crossbar locks, including an equipment frame (14), characterized in that: the equipment frame (14) includes a main frame (141), a pin loading frame (142 ) (36), rivet loading frame (143) and stamping frame (144). A turntable (111) is provided in the middle of the upper surface of the main frame (141), and locks are fixedly installed at intervals on the edge of the turntable (111). The head tool (112) is provided with a pin tool (113) on the inside of the turntable (111) corresponding to the lock tool (112); the turntable (111) is provided with eight workstations once a week; the first workstation is the lock There is a material position (1) on the head; the second station is a reserved mechanical feeding installation position; the third station is equipped with a pin loading frame (142) (36), and the pin loading frame (142) (36) A pin vibration plate feeding mechanism (2) is provided, and a pin feeding mechanism (3) is provided on the upper surface of the main frame (141) corresponding to the position of the pin vibration plate feeding mechanism (2); Station 4 is provided with a fixed installation The latch piece on the main frame (141) is inserted into the lock assembly mechanism (4); a rivet feeding frame (143) is provided at station 5, and a pin rivet vibration plate is provided on the rivet feeding frame (143). Feeding mechanism (5), the upper surface of the main frame (141) is provided with a rivet clamping and placing mechanism (6) and a correcting pin hole position mechanism (7) corresponding to the position of the rivet vibration plate feeding mechanism (5); Station six is provided with a defective product selection mechanism (8) fixedly installed on the main frame (141); station seven is provided with a stamping frame (144), and a punch (91) is installed on the stamping frame (144) for riveting Mechanism (9); Station eight is provided with a unloading mechanism (10) fixedly installed on the main frame (141). 3. A new type of automatic riveting production device for disc buckle crossbar locks according to claim 2, characterized in that: the pin loading mechanism (3) includes a pin loading base (31), and the pin loading A pin translation guide rail (32) is fixedly installed on the upper surface of the base (31). A material positioning seat (33) is slidably provided on the pin translation guide rail (32). One side of the material positioning seat (33) is fixedly connected with Pushing cylinder (34), the pushing cylinder (34) is fixedly installed on the pin feeding base (31), and the discharge port of the pin vibrating plate feeding mechanism (2) extends to the material At one end of the positioning seat (33), an opening is provided at one end of the material positioning seat (33) close to the pin vibration plate feeding mechanism (2), and a second material limiting plate (35) is fixedly installed on the side of the opening. One side of the chip loading base (31) is provided with a pin loading rack plate fixedly installed on the main frame (141). A pin loading guide rail (37) is fixedly installed on the upper part of the pin loading rack plate. The pin loading A pin slide cylinder (310) is provided slidingly on the guide rail (37). A vacuum suction cup (311) is provided at the lower end of the pin slide cylinder (310). The upper part of the pin loading rack is also fixedly mounted with the pin slide cylinder (310). The pin ball screw (38) is parallel to the pin loading guide rail (37). The pin ball screw (38) is threadedly connected to the pin slide cylinder (310). The pin ball screw One end of the lever (38) is fixedly connected to the output end of the pin feeding servo motor (39) fixedly installed on the pin feeding rack plate. 4. A new type of automatic riveting production device for disc buckle crossbar locks according to claim 2, characterized in that: the latch piece insertion lock head assembly mechanism (4) includes a latch piece rack plate (41), and the The latch plate rack plate (41) is fixedly installed on the main frame (141). A latch plate guide rail (43) is fixedly installed on the upper part of the latch plate frame plate (41). The latch plate guide rail (43) is slidably installed. There is a latch plate pushing plate (44), and a latch plate cylinder (42) is fixedly installed on the latch plate frame plate (41). The sliding end of the latch plate cylinder (42) is in contact with the latch plate pushing plate. (44) Fixed connection. 5. A new type of automatic riveting production device for plate buckle crossbar locks according to claim 2, characterized in that: the rivet clamping and placing mechanism (6) includes a rivet feeding base (61); A parallel rivet translation guide rail (62), a rivet feeding screw (68) and a rivet feeding motor (69) that drives the rivet feeding screw (68) to rotate are fixedly installed on the upper surface of the material base (61). A rivet feeding plate (63) is slidably provided on the rivet translation guide rail (62). The rivet feeding plate (63) is threadedly connected to the rivet feeding screw (68). The rivet feeding base (61) ) is fixedly installed with a rivet translation cylinder (65) used to push the rivet pickup plate (63) to slide, and the outlet of the rivet vibration plate feeding mechanism (5) extends to the rivet feeding base (61) On one side of the surface, the rivet retrieval plate (63) is provided with a rivet retrieval partition (64) and a rivet groove corresponding to the outlet position of the rivet vibration plate feeding mechanism (5). A rivet feeding rack plate (66) fixedly installed on the main frame (141) is provided on one side of the rivet feeding base (61), and a rivet feeding guide rail is fixedly installed on the upper part of the rivet feeding rack plate (66). (67), a mounting plate is slidably provided on the rivet feeding guide rail (67), and a rivet slide cylinder (610) and a pressing cylinder (612) are fixedly installed on the mounting plate. The rivet slide cylinder (612) is fixedly installed on the rivet feeding guide rail (67). A rivet clamping claw cylinder (611) is fixedly installed on the sliding end of 610); a pressing claw (613) is fixedly installed on the lower end of the pressing cylinder (612). 6. A new type of automatic riveting production device for disc buckle crossbar locks according to claim 2, characterized in that: the defective product selection mechanism (8) includes a device fixedly installed on the main frame (141). Defective product selection rack plate (81). A defective product selection guide rail (82) and a defective product selection cylinder (83) are fixedly installed on the upper part of the defective product selection shelf plate (81). The defective product selection guide rail A defective product selection slide cylinder (84) is provided on the upper sliding surface of (82). The sliding end of the defective product selection cylinder (83) is fixedly connected to the defective product selection slide cylinder. The defective product selection slide cylinder A defective product selection clamping jaw cylinder (85) is fixedly installed on the sliding end of the cylinder (84), and a clamping claw is provided at the lower end of the defective product selection jaw cylinder (85); the defective product selection rack plate (81) A rivet detection sensor (86) for detecting the presence or absence of rivets is fixedly installed on the rivet position on the upper corresponding pin piece. 7. A new type of automatic riveting production device for disc buckle crossbar locks according to claim 2, characterized in that: the punch (91) riveting mechanism (9) includes a punch (91), and the punch (91) The lower part is provided with a lower riveting die (93) corresponding to the rivet (17) on the pin piece, and a lower die pad (94) fixedly installed on the punch (91) is provided below the lower riveting die (93). The lower riveting die (93) and the lower die pad (94) are connected through guide columns and spring supports. The upper part of the punch (91) is provided with a pressure head (17) corresponding to the position above the rivet (17) on the pin. 92). 8. A new type of automatic riveting production device for disc buckle crossbar locks according to claim 2, characterized in that: the blanking mechanism (10) includes a blanking device fixedly installed on the main frame (141). Rack plate (101), a parallel blanking ball screw (102) and a blanking guide rail (103) are fixedly installed on the upper part of the blanking rack plate (101). Both ends of the blanking ball screw (102) They are respectively connected to the blanking rack plate (101) through bearings. A blanking servo motor (104) is fixedly installed on one end of the blanking rack plate (101) corresponding to the blanking ball screw (102). The output end of the blanking servo motor (104) is fixedly connected to the blanking ball screw (102). A blanking slide cylinder (105) is provided slidingly on the blanking guide rail (103). The blanking slide The platform cylinder (105) is threadedly connected to the blanking ball screw (102), and a blanking clamp cylinder (106) is fixedly installed on the blanking slide cylinder (105). 9. A new type of automatic riveting production device for disc buckle crossbar locks according to claim 2, characterized in that: the turntable (111) is driven to rotate by a motor and a cam divider (114), and the main frame A control box (12) is also installed on the (141), and a three-color alarm light (13) is fixedly installed on the control box (12).