CN111760953A

CN111760953A - Stamping device with die convenient to disassemble and assemble

Info

Publication number: CN111760953A
Application number: CN202010531223.6A
Authority: CN
Inventors: 何桂华
Original assignee: Shenzhen Meibang Environmental Protection Technology Co ltd
Current assignee: Shenzhen Meibang Environmental Protection Technology Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2020-10-13

Abstract

The invention relates to a stamping device with a die convenient to disassemble and assemble, which comprises a base, a support rod, a cross rod, a die, a stamping mechanism and a fixing mechanism, wherein the fixing mechanism is arranged on the base and comprises two fixing components and a limiting component, the two fixing components are respectively arranged at two sides of the die, the fixing components comprise a positioning unit and a clamping unit, the stamping device with the die convenient to disassemble and assemble realizes stamping through the stamping mechanism, and the mounting and the dismounting of the die are realized through the fixing mechanism. And all the fixing mechanisms are mutually linked, so that the opening and the fixing of all the fixing mechanisms are more convenient.

Description

Stamping device with die convenient to disassemble and assemble

Technical Field

The invention relates to a stamping device with a die convenient to disassemble and assemble.

Background

The stamping is a production technology that metal plates are made into various sheet-shaped parts, shells and container workpieces or pipe fittings on a press by utilizing a die, and the stamping processing is that the plate is directly subjected to deformation force and deformed in the die by the aid of power of conventional or special stamping equipment, so that product parts with certain shapes, sizes and performances are obtained.

The die used for stamping is called a stamping die, which is called a stamping die for short, the stamping die is a special tool for processing materials into required stamping parts in batches, the stamping die is very important in stamping, batch stamping production is difficult to carry out without the stamping die meeting requirements, and an advanced stamping process cannot be realized without the advanced stamping die, so that the die needs to be frequently detected, maintained and replaced in use.

The existing die of the stamping mechanism is generally fixed through bolts and the like, when the die needs to be replaced, auxiliary tools such as electric drills and the like are generally used for dismounting, the operation is troublesome, and the efficiency is not high.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the stamping device with the die convenient to disassemble and assemble is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a stamping device with a die convenient to disassemble and assemble comprises a base, a support rod, a cross rod, a die, a stamping mechanism and a fixing mechanism, wherein the cross rod is arranged above the base through the support rod, the stamping mechanism is arranged on the cross rod, the fixing mechanism is arranged on the base, the die is arranged on the fixing mechanism, the fixing mechanism comprises two fixing components and a limiting component, the two fixing components are respectively arranged on two sides of the die, and each fixing component comprises a positioning unit and a clamping unit;

the positioning unit comprises a fixed rod, a sliding rod, a fixed block, a limited block and a moving block, the fixed rod is vertically arranged on the base, the slide bar is arranged at one end of the fixed rod far away from the base, the slide bar and the fixed rod are coaxially arranged, the fixed block is arranged at one end of the slide bar, which is far away from the fixed rod, the fixed block is cylindrical, the section of the fixed block is isosceles trapezoid, the lower bottom of the isosceles trapezoid of the section of the fixed block is connected with the slide bar, the moving block is sleeved on the slide bar, the moving block is connected with the sliding rod in a sliding way, the moving block is cylindrical, the section of the moving block is hexagonal, the limiting block is sleeved on the sliding rod and is fixedly connected with the sliding rod, the limiting block is cylindrical, the upper end of the limiting block is attached to the lower end of the fixing block, a limiting groove is formed in the limiting block, and the limiting groove is arranged corresponding to the moving block;

the clamping unit comprises a fixed plate, a fixed pipe and a telescopic unit, the fixed plate is arranged on one side of the die, a through hole is formed in the fixed plate, the fixed pipe is arranged on the fixed plate, the fixed pipe is sleeved on the sliding rod, the telescopic unit comprises a sleeve, a clamping rod and a first spring, the sleeve is arranged on the fixed pipe, one end of the clamping rod is positioned in the sleeve, the other end of the clamping rod extends into the fixed pipe and abuts against the sliding rod, one end of the clamping rod, which is positioned in the sleeve, is slidably connected with the sleeve, one end of the clamping rod, which is positioned in the fixed pipe, is positioned below the limiting block, one end of the clamping rod, which is positioned in the fixed pipe, abuts against the limiting block, one end of the clamping rod, which is positioned in the fixed pipe, is provided with a chamfer, the first spring is arranged in the sleeve, one end of the first spring is, the first spring is in a compressed state;

the limiting assembly comprises a driving unit, a rotating unit and a limiting unit, the driving unit comprises a motor and a main gear, the motor is vertically arranged on the base upwards, the main gear is arranged on the motor, the rotating unit comprises a rotating shaft and a secondary gear, the rotating shaft is vertically arranged on the base, the secondary gear is sleeved on the rotating shaft, the secondary gear is in key connection with the rotating shaft, the secondary gear is meshed with the main gear, the limiting unit comprises a rotating rod and two limiting discs, the middle part of the rotating rod is sleeved on the rotating shaft, the rotating rod is fixedly connected with the rotating shaft, the two limiting discs are respectively arranged at two ends of the rotating rod, clamping grooves are formed in the limiting discs, the sliding rod is located in the clamping grooves, the sliding rod is in sliding connection with the clamping grooves, and the limiting discs are abutted against one end, away from the fixing plate;

the punching mechanism comprises an air cylinder and a punch, the air cylinder is vertically arranged on the cross rod downwards, the punch is arranged on the air cylinder, and the punch and the die are arranged oppositely.

In order to realize better fixing effect on the die, one end of the rotating shaft, which is far away from the base, is provided with a clamping unit, the clamping unit comprises a moving rod, a second spring, two sliding blocks, two lantern rings, two baffle rings, a rotary table and a clamping block, the lantern rings are fixed at the bottom of the die, the baffle rings are arranged at the inner ring of the lantern rings, the baffle rings are positioned at one end of the lantern rings, which is far away from the die, the rotating shaft is arranged in a hollow manner, the moving rod is arranged in the rotating shaft, the moving rod is slidably connected with the rotating shaft, the two sliding blocks are respectively arranged at two sides of the moving rod, a strip-shaped groove is arranged in the rotating shaft, the sliding blocks are positioned in the strip-shaped groove, the sliding blocks are slidably connected with the strip-shaped groove, the second spring is arranged in the rotating shaft, the second spring is in a compressed state, the rotary table is, the fixture block is located between the turntable and the lantern ring, the fixture block is located between the baffle ring and the mold, the baffle ring is provided with an opening, the fixture block corresponds to the opening, and the lantern ring, the baffle ring, the turntable and the rotating shaft are coaxially arranged.

In order to realize better spacing effect to the mould, the fixture block has two, and two fixture blocks set up respectively in the both sides of carousel, the opening has two, and two openings correspond the setting with two fixture blocks respectively.

In order to reduce friction, avoid the secondary vibrations that frictional force brought to influence the punching press precision, vibrations when simultaneously stamping to the mould cushion the shock attenuation, mould bottom and carousel top all are equipped with the ring channel, and two ring channel coaxial settings, be equipped with a plurality of balls in the ring channel, ball and ring channel roll connection, the ball is rubber.

In order to fix the main gear, a plurality of round holes are arranged on the main gear, the round holes are located on the same circumference and are uniformly arranged, a groove is formed in the base, a positioning rod is arranged in the groove, and the positioning rod penetrates through one of the round holes.

In order to realize better screens effect, flexible unit has two, and two flexible units set up the both sides at fixed pipe respectively.

In order to make the connection between the sleeve and the fixed pipe more firm, the sleeve and the fixed pipe are integrally formed.

In order to position the moving block on the sliding rod, the diameter of the fixed rod is greater than the diameter of the sliding rod.

In order to enable the lower part of the moving block to be located outside the limiting groove, the depth of the limiting groove is half of the thickness of the moving block.

In order to enable the fixing block to pass through the through hole, the diameter of the through hole is equal to the length of the lower bottom of the isosceles trapezoid of the section of the fixing block.

The stamping device has the beneficial effects that stamping is realized through the stamping mechanism, and mounting and dismounting of the die are realized through the fixing mechanism, compared with the existing fixing mechanism, the fixing mechanism not only locks and fixes the die, but also buffers and damps vibration during stamping through the clamping unit, so that the die deflection is avoided, the stamping precision is improved, meanwhile, the fixing mechanism carries out multiple fixing on the die through a pure mechanical mechanism, the use of auxiliary tools such as an electric drill is avoided, and all the fixing mechanisms are mutually linked, so that the opening and the fixing of all the fixing mechanisms are more convenient.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of a stamping apparatus with a die of the present invention easily assembled and disassembled;

FIG. 2 is a schematic structural view of a fixing assembly of the stamping apparatus for facilitating the disassembly and assembly of the die of the present invention;

FIG. 3 is a schematic structural diagram of a positioning unit of the stamping device with the die easily assembled and disassembled according to the present invention;

FIG. 4 is a schematic structural view of a clamping unit of the press apparatus for facilitating the disassembly and assembly of the die of the present invention;

FIG. 5 is a schematic structural diagram of a limiting unit of the stamping device with the die easily assembled and disassembled according to the present invention;

FIG. 6 is a schematic structural diagram of a clamping unit of the stamping device with the die easily disassembled and assembled according to the present invention;

FIG. 7 is a schematic view of a connection structure of a collar and a stop ring of the stamping device with the die easy to disassemble and assemble according to the present invention;

FIG. 8 is a schematic view of a connection structure between a fixture block and a turntable of the stamping apparatus with a die easily assembled and disassembled according to the present invention;

in the figure: 1. the automatic stamping die comprises a base, a support rod 2, a cross rod 3, a die 4, a fixing rod 5, a sliding rod 6, a fixing block 7, a limiting block 8, a moving block 9, a fixing plate 10, a fixing tube 11, a sleeve 12, a clamping rod 13, a first spring 14, a motor 15, a main gear 16, a rotating shaft 17, a secondary gear 18, a rotating rod 19, a limiting disc 20, a cylinder 21, a punch 22, a collar 23, a retainer ring 24, a rotating disc 25, a clamping block 26, a moving rod 27, a second spring 28, a sliding block 29, a ball 30 and a positioning rod 31.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1, a stamping device with a die convenient to disassemble and assemble comprises a base 1, a support rod 2, a cross rod 3, a die 4, a stamping mechanism and a fixing mechanism, wherein the cross rod 3 is arranged above the base 1 through the support rod 2, the stamping mechanism is arranged on the cross rod 3, the fixing mechanism is arranged on the base 1, the die 4 is arranged on the fixing mechanism, the fixing mechanism comprises two fixing components and two limiting components, the two fixing components are respectively arranged on two sides of the die 4, and the fixing components comprise a positioning unit and a clamping unit;

the device realizes the punching press through punching press mechanism, fixes mould 4 through fixed establishment, fixes the both sides of mould 4 through fixed subassembly here, makes fixed subassembly include the stationary state through spacing subassembly, fixes a position the removal of mould 4 through the positioning unit here, carries out the screens through the chucking unit to mould 4, prevents that mould 4 from breaking away from.

As shown in fig. 2-3, the positioning unit includes a fixed rod 5, a sliding rod 6, a fixed block 7, a limit block 8 and a moving block 9, the fixed rod 5 is vertically disposed on the base 1, the sliding rod 6 is disposed at an end of the fixed rod 5 away from the base 1, the sliding rod 6 is coaxially disposed with the fixed rod 5, the fixed block 7 is disposed at an end of the sliding rod 6 away from the fixed rod 5, the fixed block 7 is cylindrical, a cross section of the fixed block 7 is isosceles trapezoid, a lower bottom of the isosceles trapezoid of the cross section of the fixed block 7 is connected with the sliding rod 6, the moving block 9 is disposed on the sliding rod 6, the moving block 9 is slidably connected with the sliding rod 6, the moving block 9 is cylindrical, a cross section of the moving block 9 is hexagonal, the limit block 8 is disposed on the sliding rod 6, the limit block 8 is fixedly connected with the sliding rod 6, the limit, a limiting groove is formed in the limiting block 8 and corresponds to the moving block 9;

the moving block 9 can freely slide on the sliding rod 6, and the diameter of the fixed rod 5 is larger than that of the sliding rod 6, so that the moving block 9 can only be positioned on the sliding rod 6 and cannot fall on the fixed rod 5, when the moving block 9 moves into the limiting groove, the upper part of the moving block 9 is completely clamped into the limiting groove, and the lower part of the moving block 9 is exposed outside the limiting groove, so that the middle part of the moving block 9 is attached to the limiting block 8.

In order to position the moving block 9 on the sliding rod 6, the fixed rod 5 has a diameter greater than that of the sliding rod 6.

In order to allow the lower portion of the moving block 9 to be located outside the limit groove, the depth of the limit groove is half the thickness of the moving block 9.

In order to allow the fixing block 7 to pass through the through-hole, the diameter of the through-hole is equal to the length of the lower base of the isosceles trapezoid of the section of the fixing block 7.

As shown in fig. 4, the clamping unit includes a fixing plate 10, a fixing tube 11 and a telescopic unit, the fixing plate 10 is disposed on one side of the mold 4, a through hole is disposed on the fixing plate 10, the fixing tube 11 is sleeved on the sliding rod 6, the telescopic unit includes a sleeve 12, a clamping rod 13 and a first spring 14, the sleeve 12 is disposed on the fixing tube 11, one end of the clamping rod 13 is disposed in the sleeve 12, the other end of the clamping rod 13 extends into the fixing tube 11 and abuts against the sliding rod 6, one end of the clamping rod 13 disposed in the sleeve 12 is slidably connected with the sleeve 12, one end of the clamping rod 13 disposed in the fixing tube 11 is disposed below the limiting block 8, one end of the clamping rod 13 disposed in the fixing tube 11 abuts against the limiting block 8, one end of the clamping rod 13 disposed in the fixing tube 11 is provided with a chamfer, the first spring 14 is disposed in the sleeve 12, one end of the first spring 14 is connected with the bottom of the sleeve 12, the other end of the first spring 14 is connected with the clamping rod 13, and the first spring 14 is in a compressed state;

when the fixed state, fixed pipe 11 receives stopping of spacing subassembly, unable downstream, first spring 14 here is in compression state always, and the restoring force of first spring 14 produces outside thrust to kelly 13 for kelly 13 supports all the time and leans on slide bar 6, and kelly 13 card is in stopper 8 below, makes kelly 13 receive stopping of stopper 8 unable upstream, thereby makes fixed pipe 11 unable upstream, thereby makes mould 4 keep fixed state.

When the mold 4 needs to be moved out, the limiting component is moved, the fixed tube 11 cannot be blocked, the fixed tube 11 can move downwards under the action of gravity, the fixed tube 11 drives the sleeve 12 to move downwards, the sleeve 12 drives the clamping rod 13 to move downwards, when the clamping rod 13 moves to the moving block 9, as the moving block 9 is blocked by the fixed rod 5, the clamping rod 13 cannot drive the moving block 9 to move, at the moment, the chamfer on the clamping rod 13 abuts against the bevel edge on the upper portion of the moving block 9, so that the clamping rod 13 can slide on the bevel edge on the upper portion of the moving block 9, the clamping rod 13 moves to the lower portion of the moving block 9, then the mold 4 is pulled upwards, the clamping rod 13 is made to move upwards by the mold 4, at the moment, the thrust of the first spring 14 to the clamping rod 13 is greater than the sum of the gravity of the moving block 9 and the friction force of the moving block 9 and the sliding rod 6, and as the moving block 9 can, until the moving block 9 is clamped into the limiting groove on the limiting block 8, the moving block 9 is blocked by the limiting block 8 at the moment and cannot move upwards, at the moment, the upward pulling force of the clamping rod 13 is greater than the pushing force of the first spring 14 on the clamping rod 13, so that the clamping rod 13 is driven to move on the inclined plane of the lower portion of the moving block 9, the upper portion of the moving block 9 is completely clamped into the limiting groove, the lower portion of the moving block 9 is located outside the limiting groove, the clamping rod 13 can move to the limiting block 8 along the inclined plane of the lower portion of the moving block 9, and then the mold.

In order to realize better clamping effect, the number of the telescopic units is two, and the two telescopic units are respectively arranged at two sides of the fixed pipe 11.

In order to make the coupling of the sleeve 12 and the fixed pipe 11 more firm, the sleeve 12 is integrally formed with the fixed pipe 11.

As shown in fig. 5-8, the limiting component includes a driving unit, a rotating unit and a limiting unit, the driving unit includes a motor 15 and a main gear 16, the motor 15 is vertically disposed on the base 1 upward, the main gear 16 is mounted on the motor 15, the rotating unit includes a rotating shaft 17 and a secondary gear 18, the rotating shaft 17 is vertically disposed on the base 1, the secondary gear 18 is sleeved on the rotating shaft 17, the secondary gear 18 is connected with the rotating shaft 17 in a key manner, the secondary gear 18 is meshed with the main gear 16, the limiting unit includes a rotating rod 19 and two limiting discs 20, the middle part of the rotating rod 19 is sleeved on the rotating shaft 17, the rotating rod 19 is fixedly connected with the rotating shaft 17, the two limiting discs 20 are respectively disposed at two ends of the rotating rod 19, clamping grooves are disposed on the limiting discs 20, the sliding rod 6 is disposed in the clamping grooves, the sliding rod 6 is slidably connected with the clamping grooves, the limiting disc 20 is abutted against one end of the fixing tube 11 far away from the fixing plate 10;

when mould 4 is in fixed state, two slide bars 6 block respectively in two draw-in grooves of two spacing dishes 20, spacing dish 20 supports with fixed pipe 11 bottom and leans on, make fixed pipe 11 unable downstream, when mould 4 is taken off to needs, operation motor 15, motor 15 drive bull stick 19 is rotatory, bull stick 19 drives two spacing dishes 20 rotatoryly, make two spacing dishes 20 shift out the spout, make fixed pipe 11 not support with spacing dish 20 and lean on, thereby make fixed pipe 11 can automatic movement, thereby take off mould 4.

When the mold 4 is fixed, the clamping block 26 is located between the retaining ring 24 and the mold 4, the clamping block 26 abuts against the retaining ring 24 and the mold 4, the second spring 28 is in a compressed state, the restoring force of the second spring 28 generates outward thrust to the moving rod 27, the moving rod 27 generates outward thrust to the turntable 25, the balls 30 on the turntable 25 abut against the bottom of the mold 4, and the auxiliary supporting effect is achieved, when stamping is performed, the mold 4 vibrates, so that the mold 4 slightly moves up and down, when the distance between the mold 4 and the turntable 25 is close, the mold 4 compresses the balls 30, the balls 30 deform, the restoring force buffers and absorbs the downward pressure of the mold 4, meanwhile, the balls 30 generate downward pressure to the turntable 25, the turntable 25 generates downward pressure to the moving rod 27, the moving rod 27 generates downward pressure to the second spring 28, and the restoring force of the second spring 28 also has the effect of buffering and absorbing the downward pressure, thereby avoiding the die 4 from generating severe vibration and ensuring the stamping precision.

When the mold 4 needs to be taken down, the rotating shaft 17 rotates, the driving slide block 29 rotates, the slide block 29 drives the moving rod 27 to rotate, the moving rod 27 drives the rotating disc 25 to rotate, the rotating disc 25 drives the fixture block 26 to rotate, the fixture block 26 moves to the opening, the fixture block 26 can move out of the opening, and therefore the mold 4 is taken down.

The rotary disc 25 rotates to enable the balls 30 to roll in the annular groove, the balls 30 roll to reduce friction, and the phenomenon that the rotary disc 25 and the die 4 generate large friction and the die 4 generates large vibration to affect the stamping precision is avoided.

In order to realize a better fixing effect on the mold 4, one end of the rotating shaft 17 far away from the base 1 is provided with a clamping unit, the clamping unit comprises a moving rod 27, a second spring 28, a sliding block 29, a sleeve ring 23, a baffle ring 24, a rotary disc 25 and a clamping block 26, the sleeve ring 23 is fixed at the bottom of the mold 4, the baffle ring 24 is arranged at the inner ring of the sleeve ring 23, the baffle ring 24 is positioned at one end of the sleeve ring 23 far away from the mold 4, the rotating shaft 17 is arranged in a hollow manner, the moving rod 27 is arranged in the rotating shaft 17, the moving rod 27 is in sliding connection with the rotating shaft 17, the sliding blocks 29 are provided with two, the two sliding blocks 29 are respectively arranged at two sides of the moving rod 27, a strip-shaped groove is arranged in the rotating shaft 17, the sliding block 29 is positioned in the strip-shaped groove, the sliding block 29 is in sliding connection with the strip-shaped groove, the second spring 28 is arranged in the rotating shaft 17, the, the rotating disc 25 is located in the lantern ring 23, the fixture block 26 is arranged on the rotating disc 25, the fixture block 26 is located between the rotating disc 25 and the lantern ring 23, the fixture block 26 is located between the blocking ring 24 and the mold 4, an opening is formed in the blocking ring 24, the fixture block 26 corresponds to the opening, and the lantern ring 23, the blocking ring 24, the rotating disc 25 and the rotating shaft 17 are all coaxially arranged.

In order to realize a better limiting effect on the mold 4, the number of the fixture blocks 26 is two, the two fixture blocks 26 are respectively arranged on two sides of the rotating disc 25, the number of the openings is two, and the two openings are respectively arranged corresponding to the two fixture blocks 26.

In order to fix the main gear 16, a plurality of circular holes are formed in the main gear 16, the circular holes are located on the same circumference, the circular holes are uniformly formed, a groove is formed in the base 1, a positioning rod 31 is arranged in the groove, and the positioning rod 31 penetrates through one of the circular holes.

In order to reduce friction, avoid the secondary vibrations that frictional force brought to influence the punching press precision, vibrations when simultaneously stamping 4 moulds cushion the shock attenuation, 4 bottoms of mould and carousel 25 tops all are equipped with the ring channel, the coaxial setting of two ring channels, be equipped with a plurality of balls 30 in the ring channel, ball 30 and ring channel roll connection, ball 30 is rubber.

As shown in fig. 1, the punching mechanism includes a cylinder 21 and a punch 22, the cylinder 21 is disposed on the cross bar 3 vertically downward, the punch 22 is mounted on the cylinder 21, and the punch 22 and the die 4 are disposed opposite to each other.

After the die 4 is fixed, the air cylinder 21 is operated, and the air cylinder 21 drives the punch 22 to move downwards, so that the punch 22 punches the workpiece in the die 4.

The device drives the rotating unit to rotate through the driving unit, so that the limiting unit is clamped into the sliding rod 6, the mold 4 cannot move downwards, the mold 4 can only move along the axis direction of the sliding rod 6 through the positioning unit, the mold 4 cannot move upwards through the clamping unit, the mold 4 is fixed, meanwhile, the clamping unit is clamped between the retaining ring 24 and the mold 4, a better fixing effect is realized, the motor 15 is in a static state through the positioning rod 31, the fixing mechanism is kept in a fixed state, the mold 4 is kept in a fixed state, the clamping unit buffers and damps vibration generated during stamping, the mold 4 is prevented from small displacement due to vibration, the stamping precision is improved, when the mold 4 needs to be taken down, only the motor 15 needs to be operated reversely, the limiting disc 20 is moved away, and the fixing tube 11 can move automatically, then, the clamping rod 13 is clamped below the moving block 9 by pressing the die 4 downwards, then the die 4 is pulled upwards, and the clamping rod 13 can move out of the positioning unit by means of the inclined surface of the moving block 9, so that the die 4 is separated, and stamping is realized through the impact mechanism.

Compared with the prior art, this mould stamping device of dismouting of being convenient for, realize the punching press through punching press mechanism, realize the installation and the dismantlement of mould 4 through fixed establishment, compare with current fixed establishment, this fixed establishment not only has carried out the lock to mould 4 and has died and fixed, and the vibrations when punching press are cushioned the shock attenuation through the screens unit, the skew of mould 4 has been avoided, the punching press precision has been improved, and simultaneously, this fixed establishment has carried out multiple fixed to mould 4 through pure mechanical mechanism, the use of appurtenance such as electric drill has been avoided, and each fixed establishment inter-linkage, make opening and fixing of each fixed establishment more convenient.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The stamping device convenient for disassembling and assembling the die is characterized by comprising a base (1), a support rod (2), a cross rod (3), a die (4), a stamping mechanism and a fixing mechanism, wherein the cross rod (3) is arranged above the base (1) through the support rod (2), the stamping mechanism is arranged on the cross rod (3), the fixing mechanism is arranged on the base (1), the die (4) is arranged on the fixing mechanism, the fixing mechanism comprises two fixing components and a limiting component, the two fixing components are respectively arranged on two sides of the die (4), and each fixing component comprises a positioning unit and a clamping unit;

the positioning unit comprises a fixed rod (5), a sliding rod (6), a fixed block (7), a limiting block (8) and a moving block (9), the fixed rod (5) is vertically arranged on the base (1), the sliding rod (6) is arranged at one end, far away from the base (1), of the fixed rod (5), the sliding rod (6) and the fixed rod (5) are coaxially arranged, the fixed block (7) is arranged at one end, far away from the fixed rod (5), of the sliding rod (6), the fixed block (7) is cylindrical, the cross section of the fixed block (7) is isosceles trapezoid, the lower bottom of the isosceles trapezoid, in cross section of the fixed block (7), is connected with the sliding rod (6), the moving block (9) is sleeved on the sliding rod (6), the moving block (9) is in sliding connection with the sliding rod (6), the moving block (9) is cylindrical, and the cross section of the moving block, the limiting block (8) is sleeved on the sliding rod (6), the limiting block (8) is fixedly connected with the sliding rod (6), the limiting block (8) is cylindrical, the upper end of the limiting block (8) is attached to the lower end of the fixing block (7), a limiting groove is formed in the limiting block (8), and the limiting groove is arranged corresponding to the moving block (9);

the clamping unit comprises a fixing plate (10), a fixing pipe (11) and a telescopic unit, the fixing plate (10) is arranged on one side of the mold (4), a through hole is formed in the fixing plate (10), the fixing pipe (11) is arranged on the fixing plate (10), the fixing pipe (11) is sleeved on the sliding rod (6), the telescopic unit comprises a sleeve (12), a clamping rod (13) and a first spring (14), the sleeve (12) is arranged on the fixing pipe (11), one end of the clamping rod (13) is located in the sleeve (12), the other end of the clamping rod (13) extends into the fixing pipe (11) to be abutted against the sliding rod (6), one end of the clamping rod (13) located in the sleeve (12) is connected with the sleeve (12) in a sliding mode, one end of the clamping rod (13) located in the fixing pipe (11) is located below the limiting block (8), one end of the clamping rod (13) located in the fixing pipe (11) is abutted against the limiting block (8), a chamfer is arranged at one end, located in the fixed pipe (11), of the clamping rod (13), the first spring (14) is arranged in the sleeve (12), one end of the first spring (14) is connected with the bottom of the sleeve (12), the other end of the first spring (14) is connected with the clamping rod (13), and the first spring (14) is in a compressed state;

the limiting assembly comprises a driving unit, a rotating unit and a limiting unit, the driving unit comprises a motor (15) and a main gear (16), the motor (15) is vertically arranged on the base (1) upwards, the main gear (16) is arranged on the motor (15), the rotating unit comprises a rotating shaft (17) and a secondary gear (18), the rotating shaft (17) is vertically arranged on the base (1), the secondary gear (18) is sleeved on the rotating shaft (17), the secondary gear (18) is connected with the rotating shaft (17) in a key mode, the secondary gear (18) is meshed with the main gear (16), the limiting unit comprises a rotating rod (19) and two limiting discs (20), the middle part of the rotating rod (19) is sleeved on the rotating shaft (17), the rotating rod (19) is fixedly connected with the rotating shaft (17), and the two limiting discs (20) are respectively arranged at two ends of the rotating rod (19), a clamping groove is formed in the limiting disc (20), the sliding rod (6) is located in the clamping groove, the sliding rod (6) is connected with the clamping groove in a sliding mode, and the limiting disc (20) is abutted to one end, far away from the fixing plate (10), of the fixing tube (11);

the punching mechanism comprises a cylinder (21) and a punch (22), the cylinder (21) is vertically arranged on the cross rod (3) downwards, the punch (22) is arranged on the cylinder (21), and the punch (22) and the die (4) are arranged oppositely.

2. The stamping device convenient for disassembling and assembling the die as claimed in claim 1, wherein a clamping unit is disposed at one end of the rotating shaft (17) far away from the base (1), the clamping unit includes a moving rod (27), a second spring (28), two sliding blocks (29), a sleeve ring (23), a stop ring (24), a rotary plate (25) and a clamping block (26), the sleeve ring (23) is fixed at the bottom of the die (4), the stop ring (24) is disposed at an inner ring of the sleeve ring (23), the stop ring (24) is disposed at one end of the sleeve ring (23) far away from the die (4), the rotating shaft (17) is hollow, the moving rod (27) is disposed in the rotating shaft (17), the moving rod (27) is slidably connected with the rotating shaft (17), the two sliding blocks (29) are disposed respectively at two sides of the moving rod (27), and a strip-shaped groove is disposed in the rotating shaft (17), slider (29) are located the bar inslot, slider (29) and bar groove sliding connection, second spring (28) set up in pivot (17), second spring (28) are in compression state, carousel (25) set up the one end that stretches out pivot (17) at carriage release lever (27), carousel (25) are located lantern ring (23), fixture block (26) set up on carousel (25), fixture block (26) are located between carousel (25) and the lantern ring (23), fixture block (26) are located between fender ring (24) and mould (4), be equipped with the opening on fender ring (24), fixture block (26) correspond the setting with the opening, the lantern ring (23), keep off ring (24), carousel (25) and the equal coaxial setting of pivot (17).

3. The stamping device for facilitating the assembly and disassembly of a die as claimed in claim 2, wherein there are two clamping blocks (26), two clamping blocks (26) are respectively disposed on two sides of the rotating disc (25), and there are two openings, and the two openings are respectively disposed corresponding to the two clamping blocks (26).

4. The stamping device convenient for disassembling and assembling the die as claimed in claim 2, wherein the bottom of the die (4) and the top of the rotary table (25) are provided with annular grooves, the two annular grooves are coaxially arranged, a plurality of balls (30) are arranged in the annular grooves, the balls (30) are in rolling connection with the annular grooves, and the balls (30) are made of rubber.

5. The stamping apparatus with easy-to-disassemble and assemble dies as claimed in claim 1, wherein the main gear (16) is provided with a plurality of round holes, each round hole is located on the same circumference, each round hole is evenly arranged, the base (1) is provided with a groove, a positioning rod (31) is arranged in the groove, and the positioning rod (31) passes through one of the round holes.

6. The punching apparatus for facilitating the detachment and installation of a die as set forth in claim 1, wherein there are two telescopic units, and the two telescopic units are respectively provided on both sides of the fixed pipe (11).

7. Stamping device for facilitating the removal of a mould according to claim 1, characterised in that the sleeve (12) is formed integrally with the fixed tube (11).

8. Stamping device with easy-to-disassemble die set as claimed in claim 1, characterized in that the diameter of the fixed rod (5) is larger than the diameter of the sliding rod (6).

9. The stamping device with the die convenient to disassemble and assemble as claimed in claim 1, wherein the depth of the limiting groove is half of the thickness of the moving block (9).

10. Stamping device with easy assembly and disassembly of the die as claimed in claim 1, characterized in that the diameter of the perforation is equal to the length of the lower base of the isosceles trapezoid of the section of the fixed block (7).