阅读说明：本技术 垫圈无废料成型机及利用其生产垫圈的方法 (Gasket scrap-free forming machine and method for producing gasket by using same ) 是由 冯一鸣 于 2021-11-17 设计创作，主要内容包括：本发明公开了一种垫圈无废料成型机及利用其生产垫圈的方法,包括机架和设置在机架上的凹槽模具、第一冲压装置、第二冲压装置和动力装置,所述动力装置包括电机和通过电机驱动的转动轴,所述转动轴上设有一段曲轴。本发明的垫圈无废料成型机,结构巧妙,通过其生产,可以减少废料99%,根据需要可以每一次锻造用多工位同时锻造,故可同时产出2个以上平垫圈成品,节省原材料和人员及设备场地,降低成本,提升市场竞争力,增加在线加热盘元,可温热锻造8.8级以上高强度垫圈和不锈钢垫圈。(The invention discloses a washer waste-free forming machine and a method for producing a washer by using the same. The washer waste-free forming machine is ingenious in structure, can reduce 99% of waste materials through production, can simultaneously forge by multiple stations for each forging according to needs, can simultaneously produce more than 2 flat washer finished products, saves raw materials, personnel and equipment fields, reduces cost, improves market competitiveness, increases on-line heating coils, and can warm and forge high-strength washers and stainless steel washers of more than 8.8 grades.)

1. The gasket no-waste forming machine is characterized by comprising a rack, a groove die, a first stamping device, a second stamping device and a power device, wherein the groove die, the first stamping device, the second stamping device and the power device are arranged on the rack; the first stamping device and the second stamping device are arranged opposite to the groove die so as to stamp and form the disc element wire in the groove die into a gasket; the power device comprises a motor and a rotating shaft driven by the motor, and a section of crankshaft is arranged on the rotating shaft;

the first stamping device comprises a heading die, a heading slider and an impact connecting rod which are matched in sequence, one end of the impact connecting rod is sleeved on the crankshaft, the other end of the impact connecting rod is connected with the heading slider, the crankshaft drives the impact connecting rod to move, and the heading die is driven by the heading slider to move back and forth to strike the wire rod of the disc element so as to form a cushion ring prototype;

the second punching device comprises a punching rod, a first punching rocker, a second punching rocker and an impact cam plate which are matched in sequence, a punching cam is arranged on the second punching rocker, the impact cam plate is fixedly arranged on an impact connecting rod on the first punching device, the punching rod penetrates through a heading die on the first punching device, the impact cam plate pushes the punching cam to sequentially drive the second punching rocker and the first punching rocker to rotate, and therefore the punching rod is driven to move back and forth to punch the middle of the rudiment of the gasket to form a finished gasket;

the number of the groove molds is one or a plurality of groove molds arranged in parallel; one or a plurality of head beating dies which are matched with and driven by the head beating slide block are arranged on the first stamping device in parallel; the second punching device is provided with one or a plurality of punching rods which are matched with and driven by the first punching rocker; and the number of the groove die, the heading die and the punching rod is the same.

2. The washer scrap-free forming machine according to claim 1, wherein a wire feeding device, a wire clamping device and a mold closing device are further arranged at the front end of the groove mold, and the groove mold is arranged on the mold closing device or between the mold closing device and a heading mold;

the incoming line feeding device comprises a linear feeding guide rod, a linear feeding sliding block, a shifting fork, an incoming line feeding connecting rod, an incoming line feeding rocker arm and an incoming line feeding cam which are matched in sequence, wherein a first top wheel is arranged on the incoming line feeding rocker arm, the incoming line feeding cam jacks the first top wheel to drive the incoming line feeding rocker arm to rotate, and the shifting fork is driven by the incoming line feeding connecting rod to be shifted back and forth so as to shift the linear feeding sliding block to move back and forth along the linear feeding guide rod;

the incoming line clamping device comprises a clamping die, a clamping lever, an incoming line clamping cam plate, an incoming line clamping connecting rod, an incoming line clamping rocker arm and an incoming line clamping cam which are matched in sequence, the clamping die is arranged on the linear feeding slide block, a second ejector wheel is arranged on the incoming line clamping rocker arm, a third ejector wheel is arranged on the clamping lever, the incoming line clamping cam jacks the second ejector wheel to drive the incoming line clamping rocker arm to rotate, the incoming line clamping connecting rod drives the incoming line clamping cam plate to move back and forth to jack or put down the third ejector wheel arranged on the clamping lever, and the incoming line clamping lever is driven to be pried up and down to drive the clamping die to be compressed or loosened;

the die closing device comprises a die closing die, a die closing clamping adjusting screw with a spring, a die closing clamping rocker arm and a die closing cam which are matched in sequence, a fourth jacking wheel is arranged on the die closing clamping rocker arm, the fourth jacking wheel is jacked up by the die closing cam to drive the die closing clamping rocker arm to rotate, and the die closing die is driven to close or release by the die closing clamping adjusting screw with the spring;

on the incoming line clamping device, one or more clamping molds which are matched with the clamping pry bars and driven by the clamping pry bars are arranged in parallel; on the die closing device, a plurality of die closing clamping adjusting screws with springs and driven by the die closing clamping rocker arms are matched with the die closing clamping rocker arms in sequence, and the number of die closing dies is one or more; and the clamping die, the die assembly clamping adjusting screw with the spring, the die assembly die and the groove die, the heading die and the punching rod are the same in number.

3. The washer scrap-free gasket molding machine of claim 2 wherein the motor-driven drive shaft is further connected to a cam drive shaft through a gear, and the inlet feed cam, the inlet clamp cam and the closing cam of the mold closing die are all mounted on the cam drive shaft and are rotated by the motor.

4. The washer scrap-free forming machine according to claim 2, wherein a wire rod rack is further arranged at the front end of the wire inlet feeding device and used for feeding wire rods.

5. The washer scrap-free forming machine according to claim 1 wherein flywheels are further provided on both sides of the rotating shaft.

6. The washer scrap-free forming machine according to claim 2, wherein an online coil heating unit is further arranged at the front end of the incoming line feeding device.

7. The washer scrap-free forming machine according to claim 2, wherein the clamping die comprises a lower clamping die, an upper clamping spring and an upper clamping spring guide rod, and the upper clamping spring guide rod is arranged in the clamping lever in a penetrating manner so that the upper clamping spring is pressed or loosened by the clamping lever.

8. The washer scrap-free forming machine according to claim 2, wherein the number of the clamping dies, the clamping adjusting screws with the springs, the clamping dies, the groove dies, the heading dies and the punching stamping bars is equal to or more than 2.

9. A method for producing a gasket by using the gasket scrap-free forming machine of any one of claims 1 to 8, comprising the steps of:

1) after the coil wire is clamped by the clamping die of the wire inlet clamping device, the wire inlet feeding device moves the coil wire forwards linearly and sends the coil wire into a die assembly die, and the coil wire protrudes by the length of the volume required by a gasket relative to the groove die;

2) forging by a heading die of the first stamping device, and rotating the crankshaft to a bottom dead center to finish the shape forming of the flat washer;

3) when the crankshaft continues to rotate for return stroke, the incoming line clamping die and the die closing die are released, and meanwhile, the impact cam plate on the impact connecting rod is driven to tilt the second punching rocker arm, the punching punch rod is jacked through the first punching rocker arm, and the inner hole of the flat gasket is punched and sheared, so that the wire rod of the disc element is retreated and the flat gasket is separated;

4) the crankshaft returns to the top dead center, the finished flat gasket falls down, and the next flat gasket is forged in a repeated cycle.

Technical Field

The invention belongs to the field of gasket molding, and particularly relates to a gasket waste-free molding machine and a method for producing a gasket by using the same.

Background

When the traditional gasket is produced, the general process of punching the gasket by a punch press-plate punching is adopted, the waste is as much as 50-60%, while the other type of oil pressure clamping forged gasket has no waste 1, the clamp is stressed and has large abrasion; 2. an oil pressure clamp which cannot be clamped by heat and cannot forge a gasket made of alloy stainless steel and the like by warm forging; 3, only 1 gasket can be produced per forging; in another manufacturing method of the washer with the patent application number of 201010268424.8, waste materials 28-35% exist 1; 2. only 1 washer per forging can be produced.

In addition, in the process of national carbon market construction, eight concepts of high emission industries are put forward. In the carbon peak-reaching action in the industrial field of the carbon peak-reaching action scheme 2030, carbon peak-reaching routes of several industries such as steel, nonferrous metal, building material and petrochemical industry are also specially mentioned. The report considers that at present, it can be clear that in the future, various policy and regulation constraints faced by enterprises with high energy consumption and high emission are increasingly stronger, and after the enterprises are gradually brought into the carbon market nationwide, the enterprises also face the pressure of quota tightening, carbon price rising and the like. However, besides controlling the capacity, eliminating the out-dated capacity and the like, the high-energy-consumption enterprises have other emission reduction spaces by means of technical innovation, process optimization and the like.

For this reason, it is desirable to find better ways to produce gaskets for higher production efficiency, lower losses and better development of the industry.

Disclosure of Invention

The invention aims to provide a gasket waste-free forming machine which is waste-free, small in equipment abrasion and high in production speed and a method for producing a gasket by using the same.

The invention is realized by the following technical scheme:

the gasket no-waste forming machine comprises a rack, a groove die, a first stamping device, a second stamping device and a power device, wherein the groove die, the first stamping device, the second stamping device and the power device are arranged on the rack; the first stamping device and the second stamping device are arranged opposite to the groove die so as to stamp and form the disc element wire in the groove die into a gasket; the power device comprises a motor and a rotating shaft driven by the motor, and a section of crankshaft is arranged on the rotating shaft;

the first stamping device comprises a heading die, a heading slider and an impact connecting rod which are matched in sequence, one end of the impact connecting rod is sleeved on the crankshaft, the other end of the impact connecting rod is connected with the heading slider, the crankshaft drives the impact connecting rod to move, and the heading die is driven by the heading slider to move back and forth to strike the wire rod of the disc element so as to form a cushion ring prototype;

the second punching device comprises a punching rod, a first punching rocker, a second punching rocker and an impact cam plate which are matched in sequence, a punching cam is arranged on the second punching rocker, the impact cam plate is fixedly arranged on an impact connecting rod on the first punching device, the punching rod penetrates through a heading die on the first punching device, the impact cam plate pushes the punching cam to sequentially drive the second punching rocker and the first punching rocker to rotate, and therefore the punching rod is driven to move back and forth to punch the middle of the rudiment of the gasket to form a finished gasket;

the number of the groove molds is one or a plurality of groove molds arranged in parallel; one or a plurality of head beating dies which are matched with and driven by the head beating slide block are arranged on the first stamping device in parallel; the second punching device is provided with one or a plurality of punching rods which are matched with and driven by the first punching rocker; and the number of the groove die, the heading die and the punching rod is the same.

Preferably, flywheels are further provided on both sides of the rotating shaft.

Preferably, the front end of the groove die is also provided with a wire inlet feeding device, a wire inlet clamping device and a die closing device, and the groove die is arranged on the die closing device or between the die closing device and a heading die;

the incoming line feeding device comprises a linear feeding guide rod, a linear feeding sliding block, a shifting fork, an incoming line feeding connecting rod, an incoming line feeding rocker arm and an incoming line feeding cam which are matched in sequence, wherein a first top wheel is arranged on the incoming line feeding rocker arm, the incoming line feeding cam jacks the first top wheel to drive the incoming line feeding rocker arm to rotate, and the shifting fork is driven by the incoming line feeding connecting rod to be shifted back and forth so as to shift the linear feeding sliding block to move back and forth along the linear feeding guide rod;

the incoming line clamping device comprises a clamping die, a clamping lever, an incoming line clamping cam plate, an incoming line clamping connecting rod, an incoming line clamping rocker arm and an incoming line clamping cam which are matched in sequence, the clamping die is arranged on the linear feeding slide block, a second ejector wheel is arranged on the incoming line clamping rocker arm, a third ejector wheel is arranged on the clamping lever, the incoming line clamping cam jacks the second ejector wheel to drive the incoming line clamping rocker arm to rotate, the incoming line clamping connecting rod drives the incoming line clamping cam plate to move back and forth to jack or put down the third ejector wheel arranged on the clamping lever, and the incoming line clamping lever is driven to be pried up and down to drive the clamping die to be compressed or loosened;

the die closing device comprises a die closing die, a die closing clamping adjusting screw with a spring, a die closing clamping rocker arm and a die closing cam which are matched in sequence, a fourth jacking wheel is arranged on the die closing clamping rocker arm, the fourth jacking wheel is jacked up by the die closing cam to drive the die closing clamping rocker arm to rotate, and the die closing die is driven to close or release by the die closing clamping adjusting screw with the spring;

on the incoming line clamping device, one or more clamping molds which are matched with the clamping pry bars and driven by the clamping pry bars are arranged in parallel; on the die closing device, a plurality of die closing clamping adjusting screws with springs and driven by the die closing clamping rocker arms are matched with the die closing clamping rocker arms in sequence, and the number of die closing dies is one or more; and the clamping die, the die assembly clamping adjusting screw with the spring, the die assembly die and the groove die, the heading die and the punching rod are the same in number.

Preferably, the transmission shaft driven by the motor is connected with a cam transmission shaft through a gear, and the inlet wire feeding cam, the inlet wire clamping cam and the closing cam of the die assembly die are all arranged on the cam transmission shaft and driven by the motor to rotate.

Preferably, the inlet wire feeding device is further provided with a wire rod coiling rack at the front end, and the wire rod coiling rack is used for feeding wire rods.

Preferably, the front end of the incoming line feeding device is also provided with a disc element online heating unit.

Preferably, the clamping die comprises a lower clamping die, an upper clamping spring and an upper clamping spring guide rod, wherein the upper clamping spring guide rod penetrates through the clamping lever so as to be pressed or loosened by the clamping lever.

Preferably, the clamping die, the die assembly clamping adjusting screw with the spring, the die assembly die, the groove die, the heading die and the punching rod are the same in number, and are more than 2.

The invention also discloses a method for producing the gasket by the gasket waste-free forming machine, which comprises the following steps:

1) after the coil wire is clamped by the clamping die of the wire inlet clamping device, the wire inlet feeding device moves the coil wire forwards linearly and sends the coil wire into a die assembly die, and the coil wire protrudes by the length of the volume required by a gasket relative to the groove die;

2) forging by a heading die of the first stamping device, and rotating the crankshaft to a bottom dead center to finish the shape forming of the flat washer;

3) when the crankshaft continues to rotate for return stroke, the incoming line clamping die and the die closing die are released, and meanwhile, the impact cam plate on the impact connecting rod is driven to tilt the second punching rocker arm, the punching punch rod is jacked through the first punching rocker arm, and the inner hole of the flat gasket is punched and sheared, so that the wire rod of the disc element is retreated and the flat gasket is separated;

4) the crankshaft returns to the top dead center, the finished flat gasket falls down, and the next flat gasket is forged in a repeated cycle.

The invention has the beneficial effects that:

the washer waste-free forming machine is ingenious in structure, can reduce 99% of waste materials through production, can simultaneously forge by multiple stations for each forging according to needs, can simultaneously produce more than 2 flat washer finished products, saves raw materials, personnel and equipment fields, reduces cost, improves market competitiveness, increases an online heating coil element, can warm and forge more than 8.8-grade high-strength washers and stainless steel washers, and is high in production efficiency, low in loss and extremely high in practicability.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic front view of an embodiment of the present invention;

FIG. 2 is a schematic side view of the mold clamping unit;

fig. 3 is a schematic driving structure diagram of the incoming line feeding device and the incoming line clamping device according to the embodiment of the invention;

FIG. 4 is a side view of the structure of FIG. 3;

fig. 5 is a schematic top view of the embodiment of the invention.

Detailed Description

As shown in fig. 1-5, the washer scrap-free forming machine comprises a frame 1, a groove die 7 arranged on the frame 1, a first stamping device, a second stamping device and a power device, wherein the groove die 7 is provided with a through hole through which a coil wire 8 passes; the first stamping device and the second stamping device are arranged opposite to the groove die 7 so as to stamp and form the disc element wire in the groove die into a gasket; the power device comprises a motor 2 and a rotating shaft 3 driven by the motor 2, and a section of crankshaft 4 is arranged on the rotating shaft 3;

the first stamping device comprises a heading die 41, a heading slider 42 and an impact connecting rod 43 which are matched in sequence, one end of the impact connecting rod 43 is sleeved on the crankshaft 4, the other end of the impact connecting rod 43 is connected with the heading slider 42, the crankshaft 4 drives the impact connecting rod 43 to move, and the heading die 41 is driven by the heading slider 42 to move back and forth to strike the disc element wire to form a washer embryonic form;

the second punching device comprises a punching rod 51, a first punching rocker 52, a second punching rocker 53 and an impact cam plate 54 which are matched in sequence, a punching cam 55 is arranged on the second punching rocker 53, the impact cam plate 54 is fixedly arranged on an impact connecting rod 43 on the first punching device, the punching rod 51 is arranged in a heading die 41 on the first punching device in a penetrating mode, the impact cam plate 54 pushes the punching cam 55 to drive the second punching rocker 53 and the first punching rocker 52 to rotate in sequence, and therefore the punching rod 51 is driven to move back and forth to punch the middle of the rudiment of the gasket to form a finished gasket;

the groove die 7 is one or a plurality of groove dies arranged in parallel and is used for simultaneously forming a plurality of coil wire rods into gaskets; on the first stamping device, one or more than one heading die 41 which is matched with and driven by the heading slide block 42 is used for simultaneously forging and forming the end parts of a plurality of disc element wire rods extending out of the groove dies with corresponding numbers to form a gasket prototype; on the second punching device, one or more punching rods 51 matched with and driven by the first punching rocker 52 are arranged in parallel and used for simultaneously punching and forming the formed washer prototypes to form washer finished products; and the number of the groove die 7, the heading die 41 and the punching punch 51 is the same.

The groove die 7 is fixed on the frame to bear the gasket forming pressure.

On both sides of the rotating shaft 3, flywheels 6 are also provided.

The front end of the groove die 7 is also provided with an incoming line feeding device, an incoming line clamping device and a die closing device, and the groove die 7 is arranged on the die closing device or between the die closing device and the heading die 41;

the incoming line feeding device comprises a linear feeding guide rod 11, a linear feeding sliding block 12, a shifting fork 13, an incoming line feeding connecting rod 14, an incoming line feeding rocker arm 15 and an incoming line feeding cam 16 which are matched in sequence, wherein a first top wheel 17 is arranged on the incoming line feeding rocker arm 15, the incoming line feeding cam 16 jacks the first top wheel 17 to drive the incoming line feeding rocker arm 15 to rotate, and the shifting fork 13 is driven by the incoming line feeding connecting rod 14 to be shifted back and forth so as to shift the linear feeding sliding block 12 to move back and forth along the linear feeding guide rod 11;

the incoming line clamping device comprises a clamping die 21, a clamping lever 22, an incoming line clamping cam plate 23, an incoming line clamping connecting rod 24, an incoming line clamping rocker arm 25 and an incoming line clamping cam 26 which are matched in sequence, wherein the clamping die 21 is arranged on a linear feeding slide block 12, a second ejector wheel 27 is arranged on the incoming line clamping rocker arm 25, a third ejector wheel 28 is arranged on the clamping lever 22, the incoming line clamping cam 26 jacks up the second ejector wheel 27 to drive the incoming line clamping rocker arm 25 to rotate, the incoming line clamping cam plate 23 is driven by the incoming line clamping connecting rod 24 to move back and forth to jack up or put down the third ejector wheel 28 arranged on the clamping lever, and the incoming line clamping lever 22 is driven to be levered up and down to drive the clamping die 21 to compress or release;

the mold closing device comprises a mold closing mold 31, a mold closing and clamping adjusting screw 32 with a spring, a mold closing and clamping rocker arm 33 and a mold closing cam 34 which are matched in sequence, a fourth ejecting wheel 35 is arranged on the mold closing and clamping rocker arm 33, the mold closing cam 34 ejects the fourth ejecting wheel 35 to drive the mold closing and clamping rocker arm 33 to rotate, and the mold closing and clamping adjusting screw 32 with the spring drives the mold closing mold 31 to close or release;

on the incoming line clamping device, one or more clamping molds 21 matched with and driven by the clamping pry bars 22 are arranged in parallel and used for clamping a plurality of disc wires simultaneously; on the mold closing device, a plurality of mold closing and clamping adjusting screws 32 with springs and mold closing molds 31 which are sequentially matched with and driven by the mold closing and clamping rocker arms 33 are one or a plurality of mold closing and clamping adjusting screws arranged in parallel and used for simultaneously clamping a plurality of disc element wires sent by the material clamping device; and the clamping die 21, the die-closing clamping adjusting screw 32 with the spring, the die-closing die 31, the groove die 7, the heading die 41 and the punching punch 51 are the same in number. In this example, the number of the cells is 2.

The transmission shaft 3 driven by the motor 2 is also connected with a cam transmission shaft through a gear, and the inlet wire feeding cam 16, the inlet wire clamping cam 26 and the closing cam 34 of the die closing die are all arranged on the cam transmission shaft and driven by the motor 2 to rotate.

In this embodiment, the clamping mold 21, the closing mold 31, the groove mold 7, the heading mold 41, and the punching rod 51 are all located at the same horizontal height;

and the front end of the incoming line feeding device is also provided with a wire rod coiling rack for feeding wire rods. The number of the disc element material racks positioned at the front end of the incoming line feeding device is the same as that of the female die.

And the front end of the incoming line feeding device is also provided with a disc element online heating unit.

The clamping die 21 comprises a lower clamping die, an upper clamping spring and an upper clamping spring guide rod, wherein the upper clamping spring guide rod penetrates through the clamping lever 22 so that the upper clamping spring is pressed or loosened by the clamping lever.

The method for producing the gasket by using the gasket waste-free forming machine comprises the following steps:

1) after the coil wire is clamped by the clamping die of the wire inlet clamping device, the wire inlet feeding device moves the coil wire forwards linearly and sends the coil wire into a die assembly die, and the coil wire protrudes by the length of the volume required by a gasket relative to the groove die;

2) forging by a groove die of a heading die of the first stamping device, and rotating the crankshaft to a bottom dead center to finish the shape of the flat washer;

3) when the crankshaft continues to rotate for return stroke, the incoming line clamping die and the die closing die are released, and meanwhile, the impact cam plate on the impact connecting rod is driven to tilt the second punching rocker arm, the punching punch rod is jacked through the first punching rocker arm, and the inner hole of the flat gasket is punched and sheared, so that the wire rod of the disc element is retreated and the flat gasket is separated;

4) the crankshaft returns to the top dead center, the finished flat gasket falls down, and the next flat gasket is forged in a repeated cycle.

The washer waste-free forming machine is ingenious in structure, can reduce 99% of waste materials through production, can simultaneously forge by multiple stations for each forging according to needs, can simultaneously produce more than 2 flat washer finished products, saves raw materials, personnel and equipment fields, reduces cost, improves market competitiveness, increases an online heating coil element, can warm and forge more than 8.8-grade high-strength washers and stainless steel washers, and is high in production efficiency, low in loss and extremely high in practicability.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.