CN113211106A - Automatic production system for welding nail machining and use method thereof - Google Patents
Automatic production system for welding nail machining and use method thereof Download PDFInfo
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- CN113211106A CN113211106A CN202110385927.1A CN202110385927A CN113211106A CN 113211106 A CN113211106 A CN 113211106A CN 202110385927 A CN202110385927 A CN 202110385927A CN 113211106 A CN113211106 A CN 113211106A
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Abstract
The invention relates to the technical field of welding nail processing, and discloses an automatic production system for welding nail processing and a use method thereof. The material conveying mechanism comprises a material coiling barrel for coiling the wire rod and a straightening machine for straightening the wire rod. The cold header is used for sequentially cutting the straightened wire rod to form a first multi-section blank. And the cold header is used for sequentially carrying out heading, accumulation, forming and chamfering on each section of the first blank to obtain a plurality of sections of second blanks. The grinding machine is used for removing attachments on the two surfaces of each section of blank to obtain a third blank. The assembling equipment is used for embedding an arc-leading point on the section of three rods of each section of blank to manufacture the welding nail. Through defeated material mechanism, cold heading machine, abrasive material machine and the rigging equipment that sets gradually, can realize the automated production of weld nail, labour saving and time saving not only, great improvement production efficiency is high, has effectively reduced manufacturing cost simultaneously.
Description
Technical Field
The invention relates to the technical field of welding nail processing, in particular to an automatic production system for welding nail processing and a use method of the automatic production system for welding nail processing.
Background
In the prior art, the arc striking point of the cylindrical head welding nail conforming to the national standard GB/T10433-2002 is an aluminum ball embedded at the end part of the cylindrical head welding nail, and the production method comprises the steps of firstly cold upsetting out the body of the cylindrical head welding nail, and then manually drilling and manually embedding aluminum balls, so that the time and the labor are consumed, the production efficiency is low, and the production cost is high. Therefore, the research on an automatic production system for welding nail processing and a use method thereof is a technical problem to be solved at present.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides an automatic production system for welding nail processing and a use method thereof.
The invention is realized by adopting the following technical scheme: an automatic production system for processing welding nails comprises a substrate, and a material conveying mechanism, a cold header, a grinding machine and an assembling device which are sequentially arranged on the substrate;
the material conveying mechanism comprises a material coiling barrel for coiling the wire rod and a straightening machine for straightening the wire rod;
the cold header is used for sequentially cutting the straightened wire rod to form a first multi-section blank; the cold header is used for sequentially carrying out heading, accumulation, forming and chamfering on each section of the first blank to obtain a plurality of sections of second blanks;
the grinding machine is used for removing attachments on the surface of the second blank of each section to obtain a third blank;
the assembling equipment is used for embedding an arc-leading point on the section of the three rod parts of each section of the blank so as to manufacture the welding nail.
As a further improvement of the above scheme, the assembling device comprises a box body supported at the top of the substrate, and a first cavity and a second cavity are formed in the box body from top to bottom through a partition plate; two sides of the box body are respectively provided with a feed inlet communicated with the first cavity and a discharge outlet communicated with the second cavity; a movable groove communicated with the first cavity and the second cavity is formed in the plate body of the partition plate;
a submerged arc device and a transmission device for sequentially transmitting a plurality of sections of the blanks III to the submerged arc device are arranged in the cavity I; the conveying device comprises a third conveying belt which is vertically arranged on the partition board, and the bottom of the third conveying belt extends into the movable groove; and a second transmission belt positioned below the movable groove is installed in the second cavity, penetrates through the discharge hole and extends to a preset positioning point for waiting for stacking.
As a further improvement of the above scheme, the third conveyor belt is sequentially provided with a plurality of clamping groove seats in the moving direction of the third conveyor belt; one side of each card slot seat is connected with a belt body of the third conveying belt, and the notch of each card slot seat is positioned on the other side opposite to the connecting position of the third conveying belt; and the notch of the clamping groove seat is matched with the head of the blank III.
As a further improvement of the above scheme, the notch of the chuck slot seat is in clearance fit with the head of the blank three, and a magnetic strip magnetically adsorbed with the head of the blank three is arranged in the notch of the chuck slot seat.
As a further improvement of the above scheme, the submerged arc device comprises a first-order die, a second-order die and a third-order die which are sequentially arranged from top to bottom; the first-order stamping die, the second-order stamping die and the third-order stamping die are all parallel to the partition plate, and die openings face the transmission device;
a hemispherical convex I and a hemispherical convex II are respectively arranged in the first-order die and the second-order die; a module is arranged in a die opening of the three-sequence stamping die, a ball outlet groove is formed in one side, facing the transmission device, of the module, a ball inlet groove is formed in the top of the first-sequence stamping die, a connecting groove for communicating the ball inlet groove with the ball outlet groove is formed in the three-sequence stamping die, and a ball pushing block is connected in the ball outlet groove in a sliding mode;
a plug groove is formed in the inner side of the die wall of the three-sequence stamping die; one end of the plug groove extends into the module, and the other end of the plug groove is bent in the die wall of the three-sequence punching die and extends to the die opening of the three-sequence punching die; a first piston and a second piston are respectively arranged at two ends of the plug groove, a push rod parallel to the partition plate is fixed at one side of the second piston, and one end of the push rod extends into the ball outlet groove and is connected with the ball pushing block; a second spring is sleeved on the outer side of the push rod positioned in the plug groove; one side of the first piston is provided with a push rod parallel to the push rod, one end of the push rod extends out of the outer side of the three-sequence stamping die and is connected with a contact pressing block, and an insertion groove for the contact pressing block to be completely inserted is formed in the corresponding die wall at the notch of the three-sequence stamping die;
and hydraulic oil is contained in the plug groove between the first piston and the second piston.
As a further improvement of the above scheme, the submerged arc device further comprises a support supported at the top of the partition plate, a speed reduction motor is mounted on the support, a crankshaft perpendicular to the push rod is arranged on an output shaft of the speed reduction motor, three cranks are arranged in the axial direction of the crankshaft, three connecting rods are sequentially and movably connected to the support body in the vertical direction, and one end of each connecting rod is fixedly connected with the first-order die, the second-order die and the third-order die respectively; the other ends of the three connecting rods are respectively connected with the three cranks in a rotating way.
As a further improvement of the above scheme, a material blocking rod is rotatably connected to a groove wall of the movable groove on one side far away from the submerged arc device, and a rod body of the material blocking rod is elastically connected with the groove wall of the movable groove through a spring; when the first spring is not deformed, one end, close to the conveying device, of the material blocking rod inclines upwards and extends to a position close to the three bottoms of the conveying belt.
The invention also provides a use method of the automatic production system for welding nail processing, which is applied to the automatic production system for welding nail processing, and the use method of the automatic production system for welding nail processing sequentially comprises the following steps:
step S1: the wire rod is conveyed to a straightening machine by using a winding barrel to be straightened;
step S2: putting the straightened wire rod into a cold header, and sequentially cutting the straightened wire rod to form a first multi-section blank; sequentially carrying out heading, accumulation, forming and chamfering on each section of the first blank to obtain a plurality of sections of second blanks;
step S3: putting each section of the second blank into a grinding machine to remove attachments on the surface of the second blank so as to obtain a third section of blank;
step S4: sequentially inserting the head parts of the multiple sections of blanks III into the notch of each clamping groove seat on the third conveying belt, so that the blanks III inserted on the clamping groove seats sequentially pass through the first-order die stamping, the second-order die stamping and the third-order die stamping under the conveying action of the third conveying belt to complete the embedding of the arc-leading points on the cross section of the three rod parts of the blanks, thereby manufacturing the welding nails;
step S5: the manufactured welding nails continue to move to the position of the material blocking rod along with the third transmission belt, fall onto the second transmission belt through the material blocking rod and are transmitted to preset positioning points waiting for stacking, and subsequent stacking of the welding nails is completed.
As a further improvement of the above, in step S3, the deposit is at least one of grease, scale, and burrs.
As a further improvement of the above solution, in step S4, the first-order die performs rough punching on the cross section of the three rods of the blank by semi-spherical bulging to form a circular pit preliminarily;
the second-order die completes fine punching on the cross section of the three rod parts of the blank after the rough punching through the hemispherical protrusion II so as to finally form a round pit;
a plurality of aluminum balls are accommodated in a ball inlet groove of the module in the three-sequence stamping die, and each aluminum ball sequentially enters a ball outlet groove through a connecting groove; when the three rod parts of the fine blanking blank are inserted into the die orifice of the three-step stamping die, the head part of the third blank drives the first piston to extrude the hydraulic oil in the plug groove through the pressing block and the ejector rod so as to drive the second piston to move towards the direction of the module, so that the module drives the ball pushing block through the ejector rod so as to press the aluminum ball entering the ball outlet groove into the round pit, and the manufacturing of the welding nail is completed.
The invention has the beneficial effects that:
according to the automatic production system for processing the welding nails, disclosed by the invention, automatic production of the welding nails can be realized through the material conveying mechanism, the cold header, the material grinding machine and the assembly equipment which are sequentially arranged, so that not only is time and labor saved, but also the production efficiency is greatly improved, and meanwhile, the production cost is effectively reduced.
The automatic production system for processing the welding nail, the submerged arc device in the assembly equipment and the transmission device for sequentially transmitting the multiple sections of blanks III to the submerged arc device can continuously realize sequential stamping treatment on the multiple sections of blanks, conveniently and quickly embed the arc leading point in the section of the rod part of the welding nail, and thus the manufacturing of the welding nail is completed.
Drawings
Fig. 1 is a schematic structural diagram of an automatic production system for processing a weld nail according to embodiment 1 of the present invention;
FIG. 2 is a schematic cross-sectional view of the housing of the set-up apparatus of FIG. 1;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
FIG. 4 is a schematic cross-sectional view of the soldering pin and the socket of FIG. 2;
FIG. 5 is a schematic structural view of the submerged arc apparatus of FIG. 2;
FIG. 6 is a schematic cross-sectional view of the triple-stage die of FIG. 5;
FIG. 7 is an enlarged view of the structure at B in FIG. 6;
fig. 8 is a schematic flow chart illustrating a method for using the automatic production system for processing a weld nail according to embodiment 2 of the present invention.
Description of the main symbols:
1. a substrate; 2. a material rolling barrel; 3. a straightening machine; 4. a cold header; 5. a grinding machine; 6. a box body; 7. a first conveying belt; 8. a second conveying belt; 9. a partition plate; 10. a feed inlet; 11. a third conveying belt; 12. a slot clamping seat; 13. welding nails; 14. a support; 15. a crankshaft; 16. a reduction motor; 17. first-order die stamping; 18. secondary die punching; 19. punching a die in a third sequence; 20. a connecting rod; 22. a movable groove; 23. a material blocking rod; 24. a first spring; 26. a first semi-sphere is protruded; 28. a second hemispherical protrusion; 30. a ball inlet groove; 31. aluminum balls; 32. a ball outlet groove; 33. connecting grooves; 34. pushing the ball block; 35. a push rod; 36. plugging the groove; 37. a first piston; 38. a second piston; 39. a second spring; 40. a top rod; 41. pressing the block in a touching manner; 42. round pits; 44. a magnetic strip; 45. a discharge port; 46. and (5) modules.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
Referring to fig. 1 to 7, an automatic production system for processing a welding nail includes a substrate 1, and a feeding mechanism, a cold header 4, a material grinder 5 and an assembling device sequentially disposed on the substrate 1.
The material conveying mechanism comprises a material coiling barrel 2 for coiling the wire rod and a straightening machine 3 for straightening the wire rod. The winding barrel 2 in this embodiment may be supported on the base plate 1 through a frame body, and a motor for driving the winding barrel 2 to rotate may be installed on the frame body, and the motor may preferably be a servo motor, so as to control the winding barrel 2 to receive or discharge the wire.
The cold header 4 is used for sequentially cutting the straightened wire rod to form a first multi-section blank. The cold header 4 is used for sequentially carrying out heading, accumulation, forming and chamfering on each section of the first blank to obtain a plurality of sections of second blanks.
The abrasive machine 5 is used for removing attachments on the two surfaces of each section of blank to obtain a third blank. The abrasive in the abrasive machine 5 in this embodiment may be wood chips to remove the attachments on the surface of the blank two after being subjected to the cold heading process by the cold heading machine 4. The attachment in this embodiment may be grease, scale or burrs attached to the two surfaces of the blank. The surface of the second blank can be smoother and smoother through the grinding machine 5, so that the subsequent corresponding processing treatment of the second blank is facilitated.
In this embodiment, the second blank formed by the cold heading of the cold heading machine 4 can be transferred into the grinder 5 through the first inclined conveyor belt 7. The first conveyor belt 7 has baffles (not shown) on both sides thereof, and the belt body of the first conveyor belt 7 has a groove (not shown) recessed downward for receiving the second blank to prevent the second blank from falling off during the conveying process. The base plate 1 is provided with a speed reducing motor for driving the first conveying belt 7 to move.
The assembling equipment is used for embedding an arc-leading point on the cross section of three rods of each section of blank to manufacture the welding nail 13, and the welding nail 13 conforms to the national standard GB/T10433-2002.
The assembling equipment comprises a box body 6 supported on the top of the base plate 1, wherein a first cavity (not shown) and a second cavity (not shown) are formed in the box body 6 from top to bottom in an isolation mode through a partition plate 9. Two sides of the box body 6 are respectively provided with a feed inlet 10 communicated with the first cavity and a discharge outlet 45 communicated with the second cavity. The plate body of the partition plate 9 is provided with a movable groove 22 communicating the first cavity and the second cavity. The feed opening 10 is located in the side wall of the box 6 close to the grinder 5 in this embodiment.
The first cavity is internally provided with a submerged arc device and a transmission device for sequentially transmitting the multi-section blanks for the submerged arc device. The conveying device comprises a third conveying belt 11 which is vertically arranged on the partition board 9, and the bottom of the third conveying belt 11 extends into the movable groove 22. In the embodiment, a speed reducing motor for driving the third conveying belt 11 to run is mounted on the partition plate 9. The third conveying belt 11 is supported on the partition plate 9 through a frame body.
And a second transmission belt 8 positioned below the movable groove 22 is arranged in the second cavity, so that the second transmission belt 8 can receive the welding nails manufactured by processing the third transmission belt 11 and transport the welding nails. The second conveying belt 8 penetrates through the discharge port 45 and extends to a preset positioning point waiting for stacking. The stacking packaging and the transportation of the manufactured welding nails can be conveniently completed through the positioning points waiting for stacking. And a speed reducing motor for driving the second transmission belt 8 to run is arranged in the second cavity.
The third conveying belt 11 is sequentially provided with a plurality of clamping groove seats 12 in the moving direction of the belt body. One side of each slot 12 is connected to the belt of the third conveyor belt 11, and the notch of each slot 12 is located on the other side opposite to the connection with the third conveyor belt 11. The notch of the clamping groove seat 12 is matched with the head of the blank III, and the clamping and fixing of the blank III can be completed through the clamping groove seat 12, so that the blank III can move synchronously along with the clamping groove seat 12. In this embodiment, the loading of the blank three on the slot seat 12 of the conveyor belt three 11 can be manually performed or can be implemented by corresponding mechanical equipment.
The notch of the chuck seat 12 is in clearance fit with the head of the third blank, and a magnetic strip 44 magnetically adsorbed with the head of the third blank is arranged in the notch of the chuck seat 12. Because the wire rods used for producing the welding nails are made of steel materials, the magnetic adsorption and fixation of the third blank can be realized through the magnetic strips 44, so that the third blank is stably adsorbed in the clamping groove seat 12.
The submerged arc device comprises a first-order die 17, a second-order die 18 and a third-order die 19 which are sequentially arranged from top to bottom. The first-order die 17, the second-order die 18 and the third-order die 19 are all parallel to the partition plate 9, the die openings face the conveying device, and the die openings can be used for inserting the three rod parts of the blank.
The first-order die 17 and the second-order die 18 are respectively provided with a hemispherical first projection 26 and a hemispherical second projection 28. In this embodiment, the size of the hemispherical protrusion one 26 is slightly smaller than that of the hemispherical protrusion two 28, the cross section of the three rod parts of the blank is roughly punched through the hemispherical protrusion one 26 to preliminarily form a circular pit 42 on the cross section of the three rod parts of the blank, and then the cross section of the roughly punched three rod parts of the blank is finely punched through the hemispherical protrusion two 28, so that the preliminarily formed circular pit 42 is finally formed into the required circular pit 42.
A module 46 is arranged in a die opening of the third-order die 19, a ball outlet groove 32 is formed in one side, facing the transmission device, of the module 46, a ball inlet groove 30 is formed in the top of the first-order die 17, a connecting groove 33 for communicating the ball inlet groove 30 with the ball outlet groove 32 is formed in the third-order die 19, and a ball pushing block 34 is connected in the ball outlet groove 32 in a sliding mode. The ball inlet groove 30 is perpendicular to the ball outlet groove 32, and a plurality of aluminum balls 31 are stacked on the ball inlet groove 30.
The inside of the die wall of the third-order die 19 is provided with a plug groove 36. One end of the plug groove 36 extends into the die block 46, and the other end is bent and extended in the die wall of the third-order die 19 to the die orifice of the third-order die 19. Two ends of the plug groove 36 are respectively provided with a first piston 37 and a second piston 38, one side of the second piston 38 is fixed with a push rod 35 parallel to the partition plate 9, and one end of the push rod 35 extends into the ball outlet groove 32 and is connected with the ball pushing block 34. The second spring 39 is sleeved outside the push rod 35 in the plug groove 36, and the second spring 39 can help the second piston 38 to reset after moving. An ejector rod 40 parallel to the push rod 35 is arranged on one side of the first piston 37, one end of the ejector rod 40 extends out of the outer side of the three-sequence die 19 and is connected with a contact pressing block 41, an insertion groove (not marked) for the contact pressing block 41 to be completely inserted is formed in the corresponding die wall at the notch of the three-sequence die 19, the insertion groove is matched with the contact pressing block 41 in size, and the contact pressing block 41 is prevented from interfering the punching effect of the blank material three in the die orifice of the three-sequence die 19.
The hydraulic oil is contained in the plug groove 36 between the first piston 37 and the second piston 38. The hydraulic transmission between the first piston 37 and the second piston 38 is realized by hydraulic oil.
The submerged arc device further comprises a support 14 supported at the top of the partition board 9, a speed reducing motor 16 is mounted on the support 14, a crankshaft 15 perpendicular to the push rod 35 is arranged on an output shaft of the speed reducing motor 16, three cranks (not shown) are axially arranged on the crankshaft 15, three connecting rods 20 are sequentially and movably connected to the support body of the support 14 in the vertical direction, three through grooves (not shown) are formed in the support 14 corresponding to the three connecting rods 20, and each connecting rod 20 can axially move in the corresponding three through grooves.
One end of each of the three connecting rods 20 is fixedly connected with the first-order die 17, the second-order die 18 and the third-order die 19. The other ends of the three connecting rods 20 are respectively connected with three cranks in a rotating way. The connecting rod 20 is rotatably connected with the crank through a bearing.
A material blocking rod 23 is rotatably connected to the groove wall of one side, far away from the submerged arc device, in the movable groove 22, and a rod body of the material blocking rod 23 is elastically connected with the groove wall of the movable groove 22 through a first spring 24. The first spring 24 can help the striker rod 23 to reset after moving. When the first spring 24 is not deformed, one end of the material blocking rod 23 close to the conveying device inclines upwards and extends to a position close to the bottom of the third conveying belt 11. The welding nails 13 conveyed to the clamping groove seats 12 at the bottom of the conveying belt III 11 can be blocked and fallen onto the conveying belt II 8 through the blocking rod 23.
It should be noted that in this embodiment, the rotation of the crankshaft 15 can drive three connecting rods 20 to move axially on the bracket 14 through three cranks thereon, and the moving direction of one connecting rod 20 connected to the second-order die 18 is opposite to the moving direction of the other two connecting rods 20 connected to the first-order die 17 and the third-order die 19, respectively, so as to move the first-order die 17, the third-order die 19 and the second-order die 18 alternately. By adjusting the rotation speed of the crankshaft 15, the movement speeds of the first-order die 17, the second-order die 18 and the third-order die 19 can be changed, so that the first-order die 17, the second-order die 18 and the third-order die 19 can sequentially perform corresponding stamping processing on the blanks III on the third 11 clamping groove seats 12 of the conveying belt, and therefore the manufacturing of the welding nail is completed, and the welding nail is convenient and efficient.
Example 2
Referring to fig. 8, a difference between the embodiment 2 and the embodiment 1 is that the embodiment 2 provides a method for using an automatic production system for bolt processing, which uses the automatic production system for welding nail processing of the embodiment 1. The use method of the automatic production system for bolt machining sequentially comprises the following steps:
step S1: the wire is transported to a straightening machine 3 by means of a winding drum 2 for straightening.
Step S2: and (3) putting the straightened wire rod into a cold header 4, and sequentially cutting the straightened wire rod to form a plurality of sections of blanks I. And sequentially carrying out heading, accumulation, forming and chamfering treatment on each section of the first blank to obtain a plurality of sections of second blanks.
Step S3: and putting each section of the second blank into a grinding machine 5 to remove attachments on the surface of the second blank so as to obtain a third section of the blank.
Step S4: the head parts of the multiple sections of blanks III are sequentially inserted into the notches of the clamping groove seats 12 on the conveying belt III 11, so that the blanks III inserted on the clamping groove seats 12 are sequentially conveyed through the first-order die 17, the second-order die 18 and the third-order die 19 under the conveying action of the conveying belt III 11 to complete the embedding of the arc-leading points on the cross sections of the three rod parts of the blanks, and the welding nail is manufactured.
Step S5: the manufactured welding nails continue to move to the position of the material blocking rod 23 along with the third transmission belt 11, fall onto the second transmission belt 8 through the material blocking rod 23 and are transmitted to a preset positioning point waiting for stacking, and subsequent stacking of the welding nails is completed.
In step S3, the deposit is at least one of grease, scale, and burrs.
In step S4, the first-order die 17 performs rough punching on the cross section of the three-bar part of the blank by semi-spherically bulging a first die 26 to form the round pits 42 preliminarily.
The second-order die 18 finishes fine punching of the cross section of the three rod parts of the blank after rough punching through the hemispherical convex second 28 to finally form the round pit 42.
A plurality of aluminum balls 31 are accommodated in the ball inlet groove 30 of the module 46 in the three-step die 19, and each aluminum ball 31 sequentially enters the ball outlet groove 32 through the connecting groove 33. When the three bars of the fine blanking blank are inserted into the die orifice of the three-step die 19, the head of the three blank drives the first piston 37 to extrude the hydraulic oil in the plug groove 36 through the pressing block 41 and the ejector rod 40, so as to drive the second piston 38 to move towards the module 46, so that the module 46 drives the ball pushing block 34 through the push rod 35, so as to press the aluminum ball 31 entering the ball outlet groove 32 into the round pit 42, and thus the manufacturing of the welding nail is completed.
It should be mentioned that, by arranging the pressing block 41, the ejector rod 40, the plug groove 36, the first piston 37, the second piston 38 and the push rod 35, the aluminum ball 31 can be gradually pushed into the round pit 42 of the section of the three rod part of the blank while the rod part of the blank enters the die orifice of the three-step die 19, so that the pressing process of pressing the aluminum ball 31 into the round pit 42 has a gradual change process, and the phenomenon that the aluminum ball 31 is damaged due to the instant impact of the previous pressing mode on the aluminum ball 31 is avoided. Meanwhile, when the contact pressing block 41 is completely pressed into the insertion groove by the head of the blank III, the aluminum ball 31 is just synchronously pressed into the round pit 42 by the ball pushing block 34, so that the stamping time is saved and the submerged arc efficiency is improved compared with the traditional stamping process.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An automatic production system for processing welding nails is characterized by comprising a base plate, a material conveying mechanism, a cold header, a grinding machine and assembling equipment, wherein the material conveying mechanism, the cold header, the grinding machine and the assembling equipment are sequentially arranged on the base plate;
the material conveying mechanism comprises a material coiling barrel for coiling the wire rod and a straightening machine for straightening the wire rod;
the cold header is used for sequentially cutting the straightened wire rod to form a first multi-section blank; the cold header is used for sequentially carrying out heading, accumulation, forming and chamfering on each section of the first blank to obtain a plurality of sections of second blanks;
the grinding machine is used for removing attachments on the surface of the second blank of each section to obtain a third blank;
the assembling equipment is used for embedding an arc-leading point on the section of the three rod parts of each section of the blank so as to manufacture the welding nail.
2. The automatic production system for processing the welding nail according to claim 1, wherein the assembling equipment comprises a box body supported on the top of the base plate, and a first cavity and a second cavity are formed in the box body from top to bottom through a partition plate in an isolation mode; two sides of the box body are respectively provided with a feed inlet communicated with the first cavity and a discharge outlet communicated with the second cavity; a movable groove communicated with the first cavity and the second cavity is formed in the plate body of the partition plate;
a submerged arc device and a transmission device for sequentially transmitting a plurality of sections of the blanks III to the submerged arc device are arranged in the cavity I; the conveying device comprises a third conveying belt which is vertically arranged on the partition board, and the bottom of the third conveying belt extends into the movable groove; and a second transmission belt positioned below the movable groove is installed in the second cavity, penetrates through the discharge hole and extends to a preset positioning point for waiting for stacking.
3. The automatic production system for processing the welding nails as claimed in claim 2, wherein the third conveyor belt is provided with a plurality of chuck groove seats in sequence in the moving direction of the belt body; one side of each card slot seat is connected with a belt body of the third conveying belt, and the notch of each card slot seat is positioned on the other side opposite to the connecting position of the third conveying belt; and the notch of the clamping groove seat is matched with the head of the blank III.
4. The automatic production system for processing the welding nail of claim 3, wherein the notch of the clamping groove seat is in clearance fit with the head of the third blank, and a magnetic strip magnetically adsorbed with the head of the third blank is arranged in the notch of the clamping groove seat.
5. The automatic production system for processing the weld nail according to claim 4, wherein the submerged arc device comprises a first-order die, a second-order die and a third-order die which are sequentially arranged from top to bottom; the first-order stamping die, the second-order stamping die and the third-order stamping die are all parallel to the partition plate, and die openings face the transmission device;
a hemispherical convex I and a hemispherical convex II are respectively arranged in the first-order die and the second-order die; a module is arranged in a die opening of the three-sequence stamping die, a ball outlet groove is formed in one side, facing the transmission device, of the module, a ball inlet groove is formed in the top of the first-sequence stamping die, a connecting groove for communicating the ball inlet groove with the ball outlet groove is formed in the three-sequence stamping die, and a ball pushing block is connected in the ball outlet groove in a sliding mode;
a plug groove is formed in the inner side of the die wall of the three-sequence stamping die; one end of the plug groove extends into the module, and the other end of the plug groove is bent in the die wall of the three-sequence punching die and extends to the die opening of the three-sequence punching die; a first piston and a second piston are respectively arranged at two ends of the plug groove, a push rod parallel to the partition plate is fixed at one side of the second piston, and one end of the push rod extends into the ball outlet groove and is connected with the ball pushing block; a second spring is sleeved on the outer side of the push rod positioned in the plug groove; one side of the first piston is provided with a push rod parallel to the push rod, one end of the push rod extends out of the outer side of the three-sequence stamping die and is connected with a contact pressing block, and an insertion groove for the contact pressing block to be completely inserted is formed in the corresponding die wall at the notch of the three-sequence stamping die;
and hydraulic oil is contained in the plug groove between the first piston and the second piston.
6. The automatic production system for processing the welding nail according to claim 5, wherein the submerged arc device further comprises a bracket supported at the top of the partition plate, a speed reducing motor is mounted on the bracket, a crankshaft perpendicular to the push rod is arranged on an output shaft of the speed reducing motor, three cranks are arranged in the axial direction of the crankshaft, three connecting rods are movably connected to a bracket body of the bracket in the vertical direction in sequence, and one ends of the three connecting rods are fixedly connected with the first-order die, the second-order die and the third-order die respectively; the other ends of the three connecting rods are respectively connected with the three cranks in a rotating way.
7. The automatic production system for processing the welding nail according to claim 6, wherein a material blocking rod is rotatably connected to the groove wall of the movable groove on the side far away from the submerged arc device, and a rod body of the material blocking rod is elastically connected with the groove wall of the movable groove through a spring; when the first spring is not deformed, one end, close to the conveying device, of the material blocking rod inclines upwards and extends to a position close to the three bottoms of the conveying belt.
8. The use method of the automatic production system for processing the welding nail is applied to the automatic production system for processing the welding nail according to claim 7, and is characterized by sequentially comprising the following steps of:
step S1: the wire rod is conveyed to a straightening machine by using a winding barrel to be straightened;
step S2: putting the straightened wire rod into a cold header, and sequentially cutting the straightened wire rod to form a first multi-section blank; sequentially carrying out heading, accumulation, forming and chamfering on each section of the first blank to obtain a plurality of sections of second blanks;
step S3: putting each section of the second blank into a grinding machine to remove attachments on the surface of the second blank so as to obtain a third section of blank;
step S4: sequentially inserting the head parts of the multiple sections of blanks III into the notch of each clamping groove seat on the third conveying belt, so that the blanks III inserted on the clamping groove seats sequentially pass through the first-order die stamping, the second-order die stamping and the third-order die stamping under the conveying action of the third conveying belt to complete the embedding of the arc-leading points on the cross section of the three rod parts of the blanks, thereby manufacturing the welding nails;
step S5: the manufactured welding nails continue to move to the position of the material blocking rod along with the third transmission belt, fall onto the second transmission belt through the material blocking rod and are transmitted to preset positioning points waiting for stacking, and subsequent stacking of the welding nails is completed.
9. The method of using an automatic manufacturing system for a weld nail according to claim 8, wherein the adhering substance is at least one of grease, scale, and burrs at step S3.
10. The method of using an automatic manufacturing system for welding nail manufacturing according to claim 8, wherein in step S4, the first-order stamping die performs rough stamping on the cross section of three rods of the blank by semi-spherical protruding to form a round hole preliminarily;
the second-order die completes fine punching on the cross section of the three rod parts of the blank after the rough punching through the hemispherical protrusion II so as to finally form a round pit;
a plurality of aluminum balls are accommodated in a ball inlet groove of the module in the three-sequence stamping die, and each aluminum ball sequentially enters a ball outlet groove through a connecting groove; when the three rod parts of the fine blanking blank are inserted into the die orifice of the three-step stamping die, the head part of the third blank drives the first piston to extrude the hydraulic oil in the plug groove through the pressing block and the ejector rod so as to drive the second piston to move towards the direction of the module, so that the module drives the ball pushing block through the ejector rod so as to press the aluminum ball entering the ball outlet groove into the round pit, and the manufacturing of the welding nail is completed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110385927.1A CN113211106A (en) | 2021-04-12 | 2021-04-12 | Automatic production system for welding nail machining and use method thereof |
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| CN202110385927.1A CN113211106A (en) | 2021-04-12 | 2021-04-12 | Automatic production system for welding nail machining and use method thereof |
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| CN113211106A true CN113211106A (en) | 2021-08-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113681131A (en) * | 2021-08-20 | 2021-11-23 | 宁波九龙创展紧固件股份有限公司 | Cylinder head welding nail |
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Application publication date: 20210806 |