CN210952554U - Explosion-proof tightening production line of fuse - Google Patents

Abstract

The utility model discloses an explosion-proof tightening production line of detonator, including tray transfer chain, biography explosive tube transfer chain, detonator clamping position device, rubber coating preloading device, automatic explosion-proof tightening device and height detecting device, the tray transfer chain includes the tray lifting machine at both ends, double-deck tray transfer chain, tray sensor and tray that target in place keep off the ware, detonator clamping position device arranges on the tray, the tray is arranged in double-deck tray transfer chain upper strata, rubber coating preloading device includes rubber coating pretension frame, fixes the automatic rubber coating mechanism on rubber coating pretension frame, arranges frictioning mouth mechanism, tray lifting mechanism and biography explosive tube preloading device below the automatic rubber coating mechanism in, and the invention realizes full-automatic production, can 24h continuous production. Greatly improving the production efficiency of products. Because all the automatic production is adopted, the consistency of the product production is greatly improved. The yield of the product during production is also greatly improved.

Description

Explosion-proof tightening production line of fuse

Technical Field

The invention relates to a fuze screwing production line, in particular to an explosion-proof screwing production line of fuzes.

Background

The screwing of the detonating tube of the fuse is an important link in the production and assembly of the fuse, and the screwing result directly influences whether the final finished product of the fuse is qualified. The process of screwing up the detonating tube of the fuse mainly comprises the following steps:

1. pre-screwing: pre-screwing the booster on the fuse body

2. Gluing: coating a circle of sealant at the thread of the booster

3. Screwing: screwing the booster to a specified torque

4. Height detection: detecting whether the height of the screwed fuse is qualified

At present, pre-screwing, gluing and height detection all depend on manual operation, and only the screwing process is completed by semi-automatic equipment. The manual operation has poor consistency of product assembly, especially, the gluing operation is completely dependent on experience and manual work, the gluing amount of each product cannot be guaranteed to be consistent, and the problems of raw material waste, high working strength, poor product consistency and the like exist.

In the operation process, operators directly contact the fuse and the detonating primer, but the fuse is an explosive workpiece, so that explosion threat exists in the tightening process, and great hidden danger exists on the personal safety of the operators. The problems of high randomness, limited capacity, high labor intensity of workers, high danger, waste of raw materials and the like in the production process of products exist in the conventional detonator detonating tube screwing production process.

At present, the shenyang automation research institute of the Chinese academy of sciences applies for a fuze tightening problem with the patent number of 201510903984, which is named as a full-automatic ammunition fuze tightening measuring device. The device comprises an automatic transmission line body, a matched tray, a positioning clamping claw and a fuse tightening and measuring special machine, wherein the matched tray is placed on the automatic transmission line body and can slide, the positioning clamping claw is installed at one end of the automatic transmission line body, the fuse tightening and measuring special machine is installed at one side of the automatic transmission line body and corresponds to the positioning clamping claw, and full-automatic tightening and measuring operations are carried out.

The scheme does not solve the function of automatic gluing, judges whether the screwing is qualified or not only by depending on the screwing depth during production, and cannot realize torque control during screwing. The tightening data feedback function and the height detection feedback function are not embodied. And the equipment structure is complicated, the debugging is inconvenient, and the maintenance cost is high.

Disclosure of Invention

The invention aims to solve the defects of the prior art and provides an explosion-proof screwing production line and a production method of fuses.

In order to realize the purpose, the following technical scheme is provided:

an explosion-proof tightening production line of fuses comprises a tray conveying line, an explosion-proof pipe conveying line, a fuse clamping and positioning device, a gluing pre-tightening device, an automatic explosion-proof tightening device and a height detection device, wherein the tray conveying line comprises tray hoists at two ends, a double-layer tray conveying chain, a tray in-place sensor and a tray stopper, the fuse clamping and positioning device is arranged on a tray, the tray is arranged on the upper layer of the double-layer tray conveying chain, the gluing pre-tightening device comprises a gluing pre-tightening frame, an automatic gluing mechanism fixed on the gluing pre-tightening frame, a glue wiping nozzle mechanism arranged below the automatic gluing mechanism, a tray lifting mechanism and an explosion-proof pipe pre-tightening device, the automatic explosion-proof tightening device comprises a movable door, an explosion-proof tightening frame, an explosion-proof tightening mechanism fixed on the explosion-proof tightening frame and a tray lifting mechanism, and the height detection device comprises a height detection frame, The tray lifting mechanism is fixed on the height detection frame, the height detection mechanism is arranged above the tray lifting mechanism, the booster conveying line is arranged beside the tray conveying line and stops to a booster pre-tightening device, the booster conveying line comprises a booster conveying track, a booster stop block arranged at the end part of the booster conveying track and a booster in-place sensor, the explosion-proof tightening mechanism comprises a first linear module fixed on the explosion-proof tightening frame, a first servo motor connected with the first linear module through a coupler, an automatic tightening tool fixed on the side wall of the first linear module, a wrench head guide rod below the automatic tightening tool and a wrench head fixed on the wrench head guide rod, a spring is arranged between the wrench head and the wrench head guide rod, a movable door is arranged between the gluing pre-tightening device and the explosion-proof tightening mechanism, and a movable door is arranged between the explosion-proof tightening mechanism and the height detection device, the movable door is arranged on the explosion-proof shield, the explosion-proof shield is provided with an access door, and the movable door ascends and descends through a movable door cylinder; the height detection mechanism comprises a second linear module, a second servo motor and a distance sensor, wherein the second servo motor is connected with the second linear module through a coupler, and the distance sensor is arranged on one side of the second linear module.

Preferably, the fuze clamping and positioning device comprises a main body and clamping modules symmetrically arranged on two sides of the main body, wherein the main body comprises a matching body matched with the fuze and an extending part symmetrically arranged on two sides of the matching body, the clamping modules are arranged in the extending part and fixedly sealed through a cover plate, each clamping module comprises a V-shaped block, an end plate, a guide post pulling block, a positioning pin pulling block and an elastic positioning bead, the guide post and the positioning pin penetrate through the V-shaped block and the end plate, one end of the guide post is fixed on the V-shaped block, the other end of the guide post is fixed on the guide post pulling block, the positioning pin penetrates through the guide post pulling block and is fixed on the positioning pin pulling block, a first-level spring is sleeved on the guide post and is arranged between the V-shaped block and the end plate, the end plate is fixed with the end face of the matching body, utilize the little clearance fit between the shaft hole, the other end is connected with the end plate, guarantees that V-arrangement piece and uide bushing can the relative slip, there is the second grade spring cover on the locating pin in the uide bushing, threaded hole is opened to cooperation body extension both sides, and it has positioning groove to open on the V type piece both sides of corresponding position, the elastic locating pearl passes cooperation body extension and cooperates with the positioning groove of V type piece both sides, the elastic locating pearl passes through the nut to be fixed at cooperation body extension.

Preferably, booster preloading device includes six manipulators of ABB, installs the flange switching dish in six manipulators of ABB on the sixth axle, be fixed with guide post and switch sensor in the cavity of flange switching dish, switch sensor passes through the switch frame and fixes with the flange switching dish, the guide post is fixed with the backup pad of flange switching dish and tip to pass the backup pad, the cover has the spring on the guide post between backup pad and the flange switching dish, and magnetism inhales the cylinder and passes through the disk mounting bracket to be fixed in the backup pad, the spanner head passes through the spanner mounting bracket to be fixed on magnetism inhales the cylinder, and the vision camera passes through the camera support mounting in spanner head one side.

Preferably, the rubber nozzle wiping mechanism is provided with a silicone oil box, and when the rubber nozzle is stopped for a long time, the rubber nozzle is automatically immersed in the silicone oil box to prevent the rubber nozzle from being blocked.

The invention has the beneficial effects that:

1. the invention realizes the automatic production of pre-screwing, gluing, screwing, height detection, transmission and the like in the process of screwing the detonating tube of the fuse without manual participation. Full-automatic production, can be used for 24h continuous production. Greatly improving the production efficiency of products. Because all the automatic production is adopted, the consistency of the product production is greatly improved. The yield of the product during production is also greatly improved.

2. Because of adopting automated production, the staff number in the time of the production that reduces also very big reduction workman's intensity of labour simultaneously. Meanwhile, the anti-explosion shield is arranged at the tightening position, so that the effect of man-machine isolation is achieved during tightening, and the safety of workers during production is greatly guaranteed.

3. Because the automatic production is adopted during the production, the quantitative gluing can be carried out during the gluing, the consistency of the product is improved, and the gluing raw material is saved to a certain extent. The production cost is reduced.

4. The automatic explosion-proof tightening device realizes the matching control of the tightening speed, the torque, the angle and the linear displacement, initiates the digital safe tightening automation equipment of the small explosive columns in the military industry, and realizes the leap from manual perception to digital accurate control.

Drawings

FIG. 1 is a schematic view of an explosion-proof tightening line for fuses;

FIG. 2 is a schematic view of a pallet conveyor line;

FIG. 3 is a schematic view of a gluing pretensioning device;

FIG. 4 is a schematic view of an explosion proof enclosure;

FIG. 5 is a schematic view of an explosion proof enclosure and a moveable door;

FIG. 6 is a schematic view of an automatic explosion-proof tightening apparatus;

FIG. 7 is a schematic view of a height detection device;

FIG. 8 is a schematic illustration of a booster transfer line;

FIG. 9 is an exploded view of the overall structure of the fuze clamping and positioning device;

FIG. 10 is a front view in half section of the fuze clamping and positioning device;

FIG. 11 is a top half-sectional view of the fuze clamping and positioning device;

FIG. 12 is a schematic view of the overall structure of a booster pretensioning device;

fig. 13 is a cross-sectional view of a flange adapter.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The explosion-proof tightening production line of the fuze shown in fig. 1-8 comprises a tray conveyor line 1, a booster transfer line 2, a fuze clamping and positioning device 4, a gluing pre-tightening device 6, an automatic explosion-proof tightening device 7 and a height detection device 8, wherein the tray conveyor line 1 comprises a tray lifter 10, a double-layer tray conveyor chain 11, a tray in-place sensor 12 and a tray stopper 13 which are arranged at two ends, the fuze clamping and positioning device 4 is arranged on a tray 3, the tray 3 is arranged on the upper layer of the double-layer tray conveyor chain 11, the gluing pre-tightening device 6 comprises a gluing pre-tightening frame 60, an automatic gluing mechanism 61 fixed on the gluing pre-tightening frame 60, a glue wiping nozzle mechanism 62 arranged below the automatic gluing mechanism 61, the tray lifting mechanism 10 and a booster transfer line pre-tightening device 63, the automatic explosion-proof tightening device 7 comprises a movable door 71, an explosion-proof tightening frame 76, an explosion-proof tightening mechanism 75 fixed on the explosion-proof tightening frame 76 and a tray lifting mechanism 10, the movable door 71 is arranged between the gluing pre-tightening device 6 and the explosion-proof tightening mechanism 75, the movable door 71 is arranged between the explosion-proof tightening mechanism 75 and the height detection device 8, the movable door 71 is arranged on two sides of the explosion-proof shield 73, the explosion-proof shield 73 is provided with the access door 72, the movable door 71 ascends and descends through the movable door cylinder 74, the explosion-proof tightening mechanism 75 comprises a first linear module 77 fixed on the explosion-proof tightening frame 76, a first servo motor 78 connected with the first linear module 77 through a coupler, an automatic tightening tool 79 fixed on the side wall of the first linear module 77, a wrench head guide rod 710 below the automatic tightening tool 79 and a wrench head 602 fixed on the wrench head guide rod 710, and a spring is arranged between the wrench head 602 and the wrench head guide rod 710; height-detecting device 8 includes height-detecting frame 80, fixes tray lifting mechanism 10 on height-detecting frame 80 and arranges the height-detecting mechanism of tray lifting mechanism 10 top in, height-detecting mechanism includes second straight line module 81, the second servo motor 83 that links to each other through shaft coupling and second straight line module 81 and the distance sensor 82 of second straight line module 81 one side, tray transfer chain 1 is other to being arranged in to booster transfer chain 2, arrives booster preloading device 63 end, booster transfer chain 2 includes booster transfer track 21, arranges booster stop block 22 and booster that booster transfer track 21 tip targets in place sensor 20.

When screwing, whether the product is screwed up is judged to be qualified or not by depending on the screwing distance and the screwing moment. And when the tightening torque reaches the standard but the tightening distance does not reach the standard or the tightening distance reaches the standard but the tightening torque does not reach the standard, the tightening is unqualified. And when the first tightening is unqualified, the automatic tightening tool rotates reversely, the CBG is screwed out, the product is screwed again, if the product is still unqualified, the product is considered to be unqualified, and if the product is qualified, the product is considered to be qualified. After the screwing is finished, screwing data of the product can be transmitted to the upper computer system for storage, so that the product can be traced at a later stage. The automatic tightening tool can store a plurality of tightening torque parameters, and can realize tightening work of different products.

The fuze clamping and positioning device as shown in fig. 9-11 comprises a main body 41 and clamping modules 42 which are symmetrically arranged on two sides of the main body 41, wherein the main body 41 comprises a matching body 411 matched with the fuze and an extending part 410 which is symmetrically arranged on two sides of the matching body 411, the main body 41 is suitable for different types of fuze bodies 43, the matching body 411 is provided with different shapes, and for a cylindrical fuze body 43, the shape of the matching body 411 of the main body 41 is a plane, so that the fuze body 43 is ensured to be located on the plane for roughly positioning the fuze body 43 in the axial direction. For a conical fuse body 43, the main body 41 is provided with a conical bore of the same size as the taper of the fuse body 43 for axial positioning of the conical fuse body. The clamping module 42 is arranged in the extension part 410 and fixedly sealed by a cover plate 412, the clamping module 42 comprises a V-shaped block 420, an end plate 421, a guide column 424, a guide column pull block 422, a positioning pin 425, a positioning pin pull block 423 and an elastic positioning bead 429, the guide column 424 and the positioning pin 425 penetrate through the V-shaped block 420 and the end plate 421, one end of the guide column 424 is fixed on the V-shaped block 420, the other end of the guide column 424 is fixed on the guide column pull block 422, the positioning pin 425 penetrates through the guide column pull block 422 and is fixed on the positioning pin pull block 423, the primary spring 427 is sleeved on the guide column 424 and is arranged between the V-shaped block 420 and the end plate 421, the end plate 421 is fixed with the end face of the mating body extension part 410, a guide sleeve 428 is sleeved on the positioning pin 425, one end of the guide sleeve 428 is embedded in the V-shaped block 420, and the other end is connected with the end plate 421 by utilizing, the guide sleeve 428 is internally provided with a secondary spring 426 which is sleeved on the positioning pin 425, threaded holes 413 are formed in two sides of the matching body extension portion 410, positioning grooves 201 are formed in two sides of the V-shaped block 420 at the corresponding position, the elastic positioning beads 429 penetrate through the matching body extension portion 410 and are matched with the positioning grooves 201 in the two sides of the V-shaped block 420, and the elastic positioning beads 429 are fixed on the matching body extension portion 410 through nuts.

An oil filling plug 44 is arranged above the cover plate and used for lubricating the V-shaped block 420 and ensuring the smoothness of the V-shaped block 420.

The elastic positioning ball 429 comprises a steel column with an external thread, one end of the steel column is provided with an inner hole, a spring is arranged in the inner hole, a steel ball is embedded in the hole, and the steel ball is matched with the positioning groove 201 of the V-shaped block 420. When the external force is removed, the steel ball is rebounded by the compression force of the spring. When the V-shaped block 420 slides, the plane of the V-shaped block compresses the steel ball back to the inner hole, and after the V-shaped block 420 clamps the fuse 43 and the fuse body is in place, the steel ball extends out of the groove of the V-shaped block 420, so that the V-shaped block 420 can be ensured to be at the same position when extending out, and the positioning precision is ensured.

When the fuse body 43 is used, the guide column pulling block 422 and the positioning pin pulling block 423 are pulled simultaneously, the V-shaped block 420 and the positioning pin 425 are pulled apart, after the fuse body 43 is placed, the guide column pulling block 422 is released, the V-shaped block 420 extends out of the V-shaped block 420 by utilizing the compression force of the primary spring 427, so that the V-shaped block 420 clamps the fuse body 43 tightly, and the fuse body 43 is radially positioned; the locating pin pulling block 423 is released, the locating pin 425 is extended out by the compression force of the secondary spring 426, the fuse body 43 is rotated, and the locating pin 425 is ensured to be inserted into the locating pin 425 hole of the fuse body 43. In order to overcome the uneven force of the spring and reduce the positioning error, the elastic positioning balls 429 ensure that the V-shaped block 420 is at the same position when extending out every time, so that the positioning accuracy is ensured, and the service life is prolonged. The V-block 420 is made of non-metallic material to ensure that the surface of the clamping fuse body 43 is not scratched.

The automatic pre-tightening device for the booster tube shown in fig. 12 and 13 comprises an ABB six-axis manipulator 620 and a flange adapter 607 installed on the sixth axis of the ABB six-axis manipulator 620, a guide column 606 and a switch sensor 612 are fixed in a cavity of the flange adapter 607, the switch sensor 612 is fixed with the flange adapter 607 through a switch frame 613, the flange adapter 607 and a support plate 605 at the end are fixed by the guide column 606 and penetrate through the support plate 605, a spring 611 is sleeved on the guide column 605 between the support plate 605 and the flange adapter 607, the magnetic suction cylinder 603 is fixed on the support plate 605 through a disk mounting frame 604, the wrench head 602 is fixed on the magnetic suction cylinder 603 through a wrench mounting frame 610, and the vision camera 600 is installed on one side of the wrench head 602 through a camera support 601.

The wrench head 602 is designed into a profiling structure according to the appearance of the booster, wrench grooves which are evenly distributed are formed in the circumference above the booster, the wrench head does not slip when the booster is pre-twisted, protrusions which are close to the grooves of the booster wrench in size are designed according to the wrench grooves of the booster, chamfers are formed in the protrusions, and the protrusions of the wrench head can smoothly enter the wrench grooves of the booster when the booster is grabbed and grabbed.

The glue wiping nozzle mechanism 62 is provided with a silicone oil box, and when the glue wiping nozzle mechanism is stopped for a long time, the glue wiping nozzle is automatically immersed in the silicone oil box to prevent the glue wiping nozzle from being blocked.

1. When the booster is grabbed, the wrench groove of the booster can be automatically aligned with the booster installation detection device by using the visual camera. The positive grabbing during grabbing the booster tube and the slippage during pre-screwing prevention are guaranteed.

2. The center of the detonating tube and the center of the fuse body are aligned automatically through the vision camera, and concentricity during screwing is guaranteed. Prevent the pre-screwing and the twisting are askew, and unnecessary unqualified products are generated.

3. And the tightening torque and the tightening height are controlled in a tightening process. And the qualification rate of product screwing is improved by double control.

4. The product can be screwed up by different products and different screwing parameters.

5. The automatic explosion-proof system of screwing up goes out to be provided with explosion-proof guard shield, and the product keeps apart with external world when realizing screwing up, damages external when preventing to explode and relates to and cause the injury to operating personnel.

The explosion-proof production method of the fuse comprises the following steps:

s1: the detonator clamping and positioning device 4 is arranged on the tray 3 in advance, the tray 3 is placed on the upper layer of the double-layer tray transmission chain 11, the detonator body is arranged on the detonator clamping and positioning device 4, the double-layer tray transmission chain 11 is used for conveying the detonator to the first procedure for gluing, and meanwhile, the detonating tube is placed on the detonating tube conveying line 2 and conveyed;

s2: the first procedure is as follows: the tray stopper 13 stops the tray 3, after the tray 3 in-place sensor 12 detects that the tray 3 is in place, the tray lifting mechanism 10 of the gluing pre-tightening device 6 lifts the tray 3 and separates from the double-layer tray transmission chain 11, the booster transmission line 2 simultaneously transmits the booster to the position of the stop block 22, after the booster in-place sensor 12 detects the booster, the visual camera 600 takes a picture of the booster, the specific position of the booster and the direction of the booster spanner groove are determined, the ABB six-axis manipulator 620 adjusts the posture, the booster is taken down from the booster transmission line 2 through the spanner head 602, the ABB six-axis manipulator 620 is controlled to place the booster under the automatic gluing mechanism 61, the thread of the booster is automatically coated with sealant, the glue is coated, the glue wiping nozzle mechanism 62 rises, the sealant overflowing from the glue nozzle is wiped, the ABB six-axis manipulator 620 transfers the booster to the position right above the detonator body, pre-tightening the next process;

s3: the visual camera shoots the detonator body, judges the central position of the detonator body, adjusts the posture of the ABB six-axis manipulator to ensure that the center of the booster tube is consistent with the center of the detonator body, the ABB six-axis manipulator descends to ensure that the booster tube is contacted with the detonator body, the ABB six-axis manipulator 620 drives the booster tube to rotate reversely for leading the booster tube and the detonator body, the ABB six-axis manipulator 620 rotates forwards to prewind the booster tube in the detonator body after the reverse rotation is in place, the ABB six-axis manipulator 620 separates from the booster tube after the prewinding is finished, the tray lifting mechanism 10 descends, the tray 3 falls back to the upper layer of the double-layer tray transmission chain 11 for continuous transmission, and the next procedure is carried out for screwing;

s4: the movable door 71 is lifted, the tray 3 enters the explosion-proof shield 73, the tray stopper 13 stops the tray 3, after the tray 3-in-place sensor 12 detects the tray, the movable door 71 descends, the tray lifting mechanism 10 lifts the tray 3 to a proper position, the first servo motor 78 drives the first linear module 77 to move downwards, the wrench head 602 is in contact with the booster, after the spring has a certain compression amount, the automatic tightening tool 79 drives the wrench head 602 to move slowly, so that the wrench head 602 is clamped with the wrench groove of the detonating tube, then the automatic tightening tool 79 starts to rotate rapidly, and at the same time, the first servo motor 78 drives the first linear module 77 to move slowly downward, and when the tightening is completed, the first servo motor 78 drives the automatic tightening tool 79 to ascend, meanwhile, the tray lifting mechanism 10 descends, the movable door 71 ascends, and the tray stopper 13 descends, so that the tray 3 is conveyed to the next process height detection by the double-layer tray conveying chain 11;

s5: a tray stop 13 of the height detection device 8 stops the tray 3, after a tray 3-to-position sensor 12 detects that the tray 3 is in place, a tray lifting mechanism 10 lifts the tray 3 in place, a distance sensor 82 automatically measures the highest point distance of the screwed fuse, a second servo motor 83 drives a second linear module 81 to translate, the distance of another point is detected, whether the height of the fuse is qualified is judged, and detection data are transmitted to an upper computer system to be stored, so that a product can be traced at a later stage; after the height detection is completed, the tray lifting mechanism 10 descends, the tray stopper 13 descends, the tray 3 is conveyed downwards by the double-layer tray conveying chain 11, after a fuse in the fuse clamping and positioning device 4 is taken out, the tray 3 is conveyed to the lower layer of the double-layer tray conveying chain 11 through the tray lifter 10 at the tail end and is conveyed to the tray lifter 10 at the head end of the tray conveying chain 11, the tray 3 is lifted to the upper layer of the double-layer tray conveying chain 11 by the tray lifter 10, and the next cycle is started.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (4)

1. The explosion-proof tightening production line of the fuze is characterized by comprising a tray conveying line, an explosion-proof pipe conveying line, a fuze clamping and positioning device, a gluing pre-tightening device, an automatic explosion-proof tightening device and a height detection device, wherein the tray conveying line comprises a tray lifting machine, a double-layer tray conveying chain, a tray in-place sensor and a tray stop device which are arranged at two ends, the fuze clamping and positioning device is arranged on a tray, the tray is arranged on the upper layer of the double-layer tray conveying chain, the gluing pre-tightening device comprises a gluing pre-tightening frame, an automatic gluing mechanism fixed on the gluing pre-tightening frame, a glue wiping nozzle mechanism arranged below the automatic gluing mechanism, a tray lifting mechanism and an explosion-proof pipe pre-tightening device, the automatic explosion-proof tightening device comprises a movable door, an explosion-proof tightening frame, an explosion-proof tightening mechanism fixed on the explosion-proof tightening frame and a tray lifting mechanism, and the height detection device comprises a height, The tray lifting mechanism is fixed on the height detection frame, the height detection mechanism is arranged above the tray lifting mechanism, the booster conveying line is arranged beside the tray conveying line and stops to a booster pre-tightening device, the booster conveying line comprises a booster conveying track, a booster stop block arranged at the end part of the booster conveying track and a booster in-place sensor, the explosion-proof tightening mechanism comprises a first linear module fixed on the explosion-proof tightening frame, a first servo motor connected with the first linear module through a coupler, an automatic tightening tool fixed on the side wall of the first linear module, a wrench head guide rod below the automatic tightening tool and a wrench head fixed on the wrench head guide rod, a spring is arranged between the wrench head and the wrench head guide rod, a movable door is arranged between the gluing pre-tightening device and the explosion-proof tightening mechanism, and a movable door is arranged between the explosion-proof tightening mechanism and the height detection device, the movable door is arranged on the explosion-proof shield, the explosion-proof shield is provided with an access door, and the movable door ascends and descends through a movable door cylinder; the height detection mechanism comprises a second linear module, a second servo motor and a distance sensor, wherein the second servo motor is connected with the second linear module through a coupler, and the distance sensor is arranged on one side of the second linear module.

2. The explosion-proof tightening production line of the fuze according to claim 1, wherein the fuze clamping and positioning device comprises a main body and clamping modules symmetrically arranged on two sides of the main body, the main body comprises a matching body matched with the fuze and extending parts symmetrically arranged on two sides of the matching body, the clamping modules are arranged in the extending parts and fixedly sealed through a cover plate, the clamping modules comprise V-shaped blocks, end plates, guide posts, guide post pulling blocks, positioning pins, positioning pin pulling blocks and elastic positioning beads, the guide posts and the positioning pins penetrate through the V-shaped blocks and the end plates, one ends of the guide posts are fixed on the V-shaped blocks, the other ends of the guide posts are fixed on the guide post pulling blocks, the positioning pins penetrate through the guide post pulling blocks and are fixed on the positioning pin pulling blocks, primary springs are sleeved on the guide posts and are arranged between the V-shaped blocks and the end plates, and the end faces of the matching body extending, the locating pin is sleeved with a guide sleeve, one end of the guide sleeve is embedded in the V-shaped block, small clearance fit between shaft holes is utilized, the other end of the guide sleeve is connected with an end plate, the V-shaped block and the guide sleeve can slide relatively, a secondary spring is sleeved on the locating pin in the guide sleeve, threaded holes are formed in two sides of the matching body extending portion, locating grooves are formed in two sides of the V-shaped block corresponding to the position, elastic locating beads penetrate through the matching body extending portion and are matched with the locating grooves in two sides of the V-shaped block, and the elastic locating beads are fixed on the matching body extending portion through nuts.

3. The explosion-proof tightening production line of detonator according to claim 1, characterized in that the booster preloading device comprises an ABB six-axis manipulator and a flange adapter plate installed on the sixth axis of the ABB six-axis manipulator, a guide post and a switch sensor are fixed in the cavity of the flange adapter plate, the switch sensor is fixed with the flange adapter plate through a switch frame, the guide post fixes the flange adapter plate and the support plate of the end part and penetrates through the support plate, a spring is sleeved on the guide post between the support plate and the flange adapter plate, a magnetic suction cylinder is fixed on the support plate through a magnetic disk mounting frame, a wrench head is fixed on the magnetic suction cylinder through a wrench mounting frame, and a visual camera is installed on one side of the wrench head through a camera support.

4. The explosion-proof tightening production line of the fuze according to claim 1, wherein the glue wiping nozzle mechanism is provided with a silicone oil box, and when the production line is stopped for a long time, the glue nozzle is automatically immersed in the silicone oil box to prevent the glue nozzle from being blocked.

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