Stamping device for metal badge production

Abstract

The utility model discloses a stamping device for metal badge production, which comprises a stamping table, the bottom of the stamping table is fixedly connected with a plurality of supporting legs, the top of the stamping table is provided with a lower die, the top of the lower die is provided with a cavity, the bottom of the cavity is provided with an ejection opening, and the ejection opening is communicated with the lower die. A fixing frame is fixedly connected to the top of the stamping table, a stamping mechanism is installed on the top of the fixing frame, a feeding mechanism is installed on the stamping table, a bracket is fixedly connected to the bottom of the stamping table, and a material ejecting mechanism is installed on the bracket. According to the utility model, through the detachably designed die, when metal badges with different shapes or sizes need to be produced, the lower die and the upper die with different shapes or sizes can be quickly replaced, continuous stamping of the metal plate can be realized without manually moving the position of the metal plate, and buffer protection can be carried out during demolding; therefore, the surface of the metal badge is prevented from being collided and abraded.

Description

TECHNICAL FIELD

[0001] The utility model belongs to metal badge production technical field, especially, relate to a stamping device for metal badge production. BACKGROUND

[0002] Metal badge is made of metal material (such as copper, aluminum, zinc alloy, stainless steel, etc.) small sign with specific pattern or text. The role of metal badge is very extensive, can be used as identity identification and authority symbol, also has high commemorative and collection value, can also play the role of brand promotion and commercial use.

[0003] In the production process of metal badge, metal plate needs to be stamped to form a specific pattern or shape. There are some stamping equipment on the market, such as a stamping device for metal badge production with publication number CN213799037U disclosed on Chinese patent network. This stamping device can be used for the production of metal badge, but there are some defects and deficiencies to be improved: (1) most of the existing stamping devices adopt fixed die design, which is only suitable for single shape or size badge production. When replacing the die, the stamping device needs to be disassembled as a whole, which is time-consuming and laborious. (2) due to the structure design, the position of metal plate needs to be manually moved by workers after the stamping of a metal badge is completed, so as to carry out the stamping operation of the next metal badge. It is difficult to realize continuous stamping, so that the overall work efficiency is affected. At the same time, there are positioning deviation and safety hazards when workers manually operate. (3) in order to facilitate demolding, some existing stamping devices usually set up material ejecting structure, which can eject the stamped metal badge from the cavity of the lower die. But in the ejecting process, there is lack of corresponding buffer protection measures, so that the surface of metal badge is easy to be collided and worn due to the external force of material ejecting structure. Therefore, in view of the above problems, the stamping device for metal badge production has important significance. CONTENT OF UTILITY MODEL

[0004] The utility model provides a kind of stamping device for metal badge production, through the mould of detachable design, when the metal badge of different shape or size needs to be produced, first nut and second nut are rotated off respectively to remove lower mould and upper mould, so as to replace lower mould and upper mould with different shape or size quickly according to needs;Metal sheet can be automatically sent into stamping station by feeding mechanism, and stamping operation of next metal badge can be carried out without manually moving the position of metal sheet after completing the stamping forming of one metal badge, so that continuous stamping of metal sheet can be realized, which not only greatly improves overall work efficiency, but also avoids positioning deviation and safety hazards during manual operation;Metal badge formed in cavity can be ejected from lower mould by ejecting mechanism, so as to realize rapid demolding, and buffer block can be used for buffering protection during demolding, to effectively avoid collision and wear of the surface of metal badge due to external force of ejecting block, and buffer block can be quickly replaced after breakage, which solves the problems in the background art.

[0005] To solve the above technical problems, the utility model is realized by the following technical schemes:

[0006] The utility model discloses a kind of stamping device for metal badge production, including stamping table, the bottom of the stamping table is fixedly connected with several support legs, and the top of the stamping table is installed with lower mould, the top of the lower mould is equipped with cavity, the bottom of the cavity is equipped with top exit, the top of the stamping table is fixedly connected with fixed frame, the top of the fixed frame is installed with stamping mechanism, feeding mechanism is installed on the stamping table, and the bottom of the stamping table is fixedly connected with bracket, and the bracket is installed with ejecting mechanism;

[0007] The stamping mechanism includes hydraulic cylinder, the hydraulic cylinder is installed at the top of fixed frame, its output shaft bottom end is fixedly connected with lifting plate, the bottom of the lifting plate is fixedly connected with installation slot, the installation slot is installed with upper mould in the bottom, and the upper mould is located just above the lower mould;

[0008] The feeding mechanism includes two pairs of roller frames, two pairs of roller frames are fixedly connected on the stamping table and are symmetrically distributed at the two ends of the lower mould, and a driving roller and a driven roller are respectively arranged between the two pairs of roller frames, one pair of roller frames is installed with motor, the driving roller is installed on the output shaft of motor, the center of the driven roller is equipped with through-hole, the roller shaft is inserted into the through-hole, the both ends of the roller shaft are penetrated through corresponding roller frame and are installed on the roller frame by bearing, and the roller shaft and the output shaft of motor are fixedly connected with synchronous wheel at one end, and the synchronous wheel is transmissionally connected with synchronous belt between the synchronous wheel.

[0009] The top material mechanism comprises a cylinder which is installed on the upper bottom surface of the bracket, the output shaft top end of which penetrates through the stamping table and is fixedly connected with a top material block, the top material block is located in the top outlet, and a buffer block is installed on the top of the top material block.

[0010] Further, the top of the stamping table is fixedly connected with a plurality of studs, a first nut matched with each of the studs is threadedly connected on each of the studs, the bottom end outer walls of the two sides of the lower die are fixedly connected with positioning seats, the number of the positioning seats is same as that of the studs, a positioning hole is formed in each of the positioning seats, the hole diameter of the positioning hole is equal to the diameter of the stud, and the center of each of the positioning holes and the center of each of the studs are one-to-one corresponding.

[0011] Further, the upper die and the cavity are rectangular, the length and the width of the upper die are equal to those of the cavity, a convex block is fixedly connected to the top of the upper die, a threaded hole is formed in the convex block, a screw matched with the threaded hole is threadedly connected in the threaded hole, a second nut matched with the screw is threadedly connected on the screw, the mounting groove and the convex block are rectangular, the length and the width of the inner wall of the mounting groove are equal to those of the convex block, and a mounting hole is formed in the groove wall of the mounting groove, the hole diameter of the mounting hole is equal to that of the threaded hole.

[0012] Further, a pair of guide holes are formed in the top of the fixing frame, the guide holes are symmetrically distributed on the two sides of the hydraulic cylinder, a pair of guide rods are fixedly connected to the top of the lifting plate, the diameter of the guide rods is equal to the hole diameter of the guide holes, and each of the guide rods penetrates through the corresponding guide hole.

[0013] Further, the diameters of the driving roller and the driven roller are equal, the heights of the driving roller and the driven roller are equal to the height of the top surface of the lower die, and anti-skid sleeves are sleeved on the roller bodies of the driving roller and the driven roller, the anti-skid sleeves are circular, and the surfaces of the anti-skid sleeves are provided with anti-skid patterns in the shape of chevrons.

[0014] Further, electric telescopic rods are installed on the two sides of the fixing frame, limit plates are fixedly connected to the output shaft ends of the electric telescopic rods, the limit plates are symmetrically distributed on the two sides of the lower die, and the bottom surface height of the limit plates is equal to the top surface height of the lower die.

[0015] Further, the top material block and the top outlet are circular, the diameters of the top material block and the top outlet are equal, a clamping groove is formed in the top surface of the top material block, the buffer block and the clamping groove are circular, and the diameter of the buffer block is equal to that of the clamping groove.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] (1) The stamping device for metal badge production in the utility model has the advantages that when different shapes or sizes of metal badges need to be produced, the lower die and the upper die can be respectively detached by rotating off the first nut and the second nut, so that the lower die and the upper die with different shapes or sizes can be quickly replaced according to the requirement;

[0018] (2) The stamping device for metal badge production in the utility model has the advantages that when different shapes or sizes of metal badges need to be produced, the lower die and the upper die can be respectively detached by rotating off the first nut and the second nut, so that the lower die and the upper die with different shapes or sizes can be quickly replaced according to the requirement;

[0019] (3) The stamping device for metal badge production in the utility model has the advantages that when different shapes or sizes of metal badges need to be produced, the lower die and the upper die can be respectively detached by rotating off the first nut and the second nut, so that the lower die and the upper die with different shapes or sizes can be quickly replaced according to the requirement;

[0020] Of course, any product implementing the utility model does not necessarily need to simultaneously achieve all the advantages described above. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0022] Figure 1 It is a structure schematic view of the stamping device for metal badge production of the utility model;

[0023] Figure 2 It is a structure schematic view of the stamping device for metal badge production of the utility model;

[0024] Figure 3 It is a structure schematic view of the stamping device for metal badge production of the utility model;

[0025] Figure 4 It is a top view of the lower die in the utility model;

[0026] Figure 5 It is a structure schematic view of the stamping device for metal badge production of the utility model;

[0027] Figure 6It is the structure schematic view of the upper die in the utility model.

[0028] Figure 7 It is the structure schematic view of the screw in the utility model.

[0029] Figure 8 It is the structure schematic view of the feeding mechanism in the utility model.

[0030] Figure 9 It is the structure schematic view of the limiting plate in the utility model.

[0031] Figure 10 It is the structure schematic view of the ejection mechanism in the utility model.

[0032] Figure 11 It is the structure schematic view of the buffer block in the utility model.

[0033] In the drawings, the component list represented by each sign is as follows:

[0034] 1, punch table; 2, support leg; 3, lower die; 4, cavity; 5, top exit; 6, fixed frame; 7, bracket; 8, hydraulic cylinder; 9, lifting plate; 10, mounting groove; 11, upper die; 12, roller frame; 13, driving roller; 14, driven roller; 15, motor; 16, roller shaft; 17, synchronous wheel; 18, synchronous belt; 19, air cylinder; 20, ejection block; 21, buffer block; 22, stud; 23, first nut; 24, positioning seat; 25, positioning hole; 26, protruding block; 27, threaded hole; 28, screw; 29, second nut; 30, mounting hole; 31, guide hole; 32, guide rod; 33, anti-skid sleeve; 34, electric telescopic rod; 35, limiting plate; 36, clamping groove. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0036] In the description of the utility model, it should be understood that the terms "relative", "one end", "internal", "transverse", "end", "two ends", "two sides", "front", "one end surface", "the other end surface" and the like indicate the orientation or positional relationship, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated components or elements must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0037] Embodiment 1:

[0038] Referring to Figures 1-11 As shown in the drawings, the utility model discloses a stamping device for metal badge production, including the stamping table 1, the bottom fixed connection of stamping table 1 has several support legs 2, and the top of stamping table 1 is installed with lower mould 3, the top of lower mould 3 is opened with cavity 4, the bottom of cavity 4 is opened with top exit 5, the top fixed connection of stamping table 1 has fixed frame 6, and the top of fixed frame 6 is installed with stamping mechanism, and the stamping table 1 is installed with the feeding mechanism, and the bottom fixed connection of stamping table 1 has bracket 7, and the bracket 7 is installed with the material lifting mechanism,

[0039] The stamping mechanism includes hydraulic cylinder 8, and the hydraulic cylinder 8 is installed at the top of fixed frame 6, the output shaft bottom end fixed connection of hydraulic cylinder 8 has lifting plate 9, the bottom fixed connection of lifting plate 9 has installation slot 10, and the bottom of installation slot 10 is installed with upper mould 11, and upper mould 11 is located at the top of lower mould 3, and the top of lower mould 3 can place the metal plate to be stamped, and the lifting plate 9 is driven along with installation slot 10 and upper mould 11 to move down by driving hydraulic cylinder 8, when upper mould 11 and lower mould 3 close, the metal plate can be plastically deformed under the action of pressure and fill cavity 4, to form the specific pattern or shape required for metal badge,

[0040] The feeding mechanism includes two pairs of roller frames 12, and the two pairs of roller frames 12 are fixedly connected on the stamping table 1 and are symmetrically distributed at the two ends of the lower mould 3, and a driving roller 13 and a driven roller 14 are arranged between the two pairs of roller frames 12, respectively, one of the roller frames 12 is installed with a motor 15, the driving roller 13 is installed on the output shaft of the motor 15, a through hole is formed in the center of the driven roller 14, a roller shaft 16 is inserted into the through hole, the both ends of the roller shaft 16 penetrate through the corresponding roller frames 12 and are installed on the roller frames 12 through bearings, and the roller shaft 16 is fixedly connected with the synchronous pulley 17 at one end of the output shaft of the motor 15, the synchronous pulley 17 is drivingly connected with the synchronous belt 18 between them, the driving roller 13 is driven to rotate by driving the motor 15, the synchronous pulley 17 is driven to rotate along with the synchronous belt 18 when the driving roller 13 rotates, and the synchronous belt 18 is driven to rotate along with the driven roller 14, the both ends of the metal plate can be placed on the driving roller 13 and the driven roller 14, respectively, at this time, the metal plate can be automatically fed into the stamping station by the feeding mechanism, and the position of the metal plate does not need to be manually moved after the stamping and forming of one metal badge is completed, so that the continuous stamping of the metal plate can be realized, which not only greatly improves the overall work efficiency, but also avoids the positioning deviation and safety hazards in manual operation,

[0041] The top mechanism comprises a cylinder 19 installed on the upper bottom surface of the bracket 7, the output shaft top end of which penetrates the stamping table 1 and is fixedly connected with a top block 20, which is located in the top outlet 5, and a buffer block 21 is installed on the top of the top block 20, the top block 20 can be driven to move upward by driving the cylinder 19, when the top block 20 moves upward, the metal badge shaped in the cavity 4 can be ejected from the lower die 3, so as to realize rapid demolding, the buffer block 21 can be made of elastic materials such as sponge, when the top block 20 ejects the metal badge, the buffer block 21 can play a buffering protection role, so as to effectively avoid the collision and wear of the surface of the metal badge due to the external force of the top block 20.

[0042] The top of the stamping table 1 is fixedly connected with a plurality of studs 22, each of which is threadedly connected with a first nut 23 matched therewith, the bottom end outer walls of the two sides of the lower die 3 are fixedly connected with positioning seats 24, the number of the positioning seats 24 is the same as that of the studs 22, and each of the positioning seats 24 is provided with a positioning hole 25, the hole diameter of the positioning hole 25 corresponds to and is equal to the diameter of the stud 22, and the center of each positioning hole 25 corresponds to the center of each stud 22, when the lower die 3 is placed on the stamping table 1, each stud 22 can be aligned and penetrate through the corresponding positioning hole 25, at this time, the first nut 23 is threadedly connected on each stud 22 and tightened, the lower die 3 can be installed and fixed through the mutual cooperation among the stud 22, the positioning hole 25 and the first nut 23, and the lower die 3 can be disassembled from the stamping table 1 by unscrewing the first nut 23, so as to quickly replace the lower die 3 with different shapes or sizes of cavities 4 according to needs.

[0043] The upper die 11 and the cavity 4 are both rectangular, the length and width of which correspond to each other, and the top of the upper die 11 is fixedly connected with a protrusion 26, the protrusion 26 is provided with a threaded hole 27, the threaded hole 27 is threadedly connected with a screw rod 28 matched therewith, the screw rod 28 is threadedly connected with a second nut 29 matched therewith, the installation groove 10 and the protrusion 26 are both rectangular, the length and width of the inner wall of the installation groove 10 correspond to the length and width of the protrusion 26, and the groove wall of the installation groove 10 is provided with an installation hole 30, the hole diameter of the installation hole 30 corresponds to and is equal to the hole diameter of the threaded hole 27, the protrusion 26 can be inserted and attached to the inner wall of the installation groove 10, at this time, the screw rod 28 can penetrate through the installation hole 30 and be screwed into the threaded hole 27, and then the second nut 29 is threadedly connected on the screw rod 28 and tightened, the upper die 11 can be installed and fixed through the mutual cooperation among the screw rod 28, the installation hole 30 and the second nut 29, and the upper die 11 can be disassembled from the installation groove 10 by unscrewing the second nut 29 and pulling out the screw rod 28, so as to quickly replace the corresponding upper die 11 according to the shape and size of the lower die 3.

[0044] The top of the fixing frame 6 is provided with a pair of guide holes 31, the guide holes 31 are symmetrically distributed on the two sides of the hydraulic cylinder 8, the top of the lifting plate 9 is fixedly connected with a pair of guide rods 32, the diameter of the guide rod 32 corresponds to the diameter of the guide hole 31, and each guide rod 32 passes through the corresponding guide hole 31, when the metal badge is punched, the lifting plate 9 can move up and down along the guide rod 32, and the guide rod 32 and the guide hole 31 can guide and limit each other, so that the upper die 11 and the lower die 3 can be accurately connected and closed, and the gap deviation is reduced.

[0045] The diameter of the driving roller 13 and the driven roller 14 is equal, the height of the driving roller 13 and the driven roller 14 is flush with the height of the top surface of the lower die 3, and the roller body of the driving roller 13 and the driven roller 14 is sleeved with an anti-skid sleeve 33, the anti-skid sleeve 33 is circular, the surface of the anti-skid sleeve 33 is provided with a chevron anti-skid pattern, the anti-skid sleeve 33 can be made of elastic materials such as rubber, and is fixed by an adhesive, and the anti-skid pattern on the surface of the anti-skid sleeve 33 can increase the friction between the metal plate and the driving roller 13 and the driven roller 14, so that the metal plate does not slip during feeding and affects the continuity of feeding.

[0046] The two sides of the fixing frame 6 are provided with electric telescopic rods 34, the output shaft of the electric telescopic rod 34 is fixedly connected with a limiting plate 35, the limiting plate 35 is symmetrically distributed on the two sides of the lower die 3, and the bottom surface of the limiting plate 35 is flush with the top surface of the lower die 3, the limiting plate 35 can be moved by driving the electric telescopic rod 34, and the position of the limiting plate 35 can be moved until the limiting plate 35 is attached to the two sides of the metal plate during automatic feeding of the metal plate by the feeding mechanism, so that the metal plate is limited by the limiting plate 35, thereby preventing the position of the metal plate from deviating during feeding and affecting subsequent punching.

[0047] The top of the material lifting block 20 and the top outlet 5 are circular, the diameter of the material lifting block 20 corresponds to the diameter of the top outlet 5, the top surface of the material lifting block 20 is provided with a clamping groove 36, the buffer block 21 and the clamping groove 36 are circular, and the diameter of the buffer block 21 corresponds to the diameter of the clamping groove 36, the buffer block 21 can be inserted and attached in the clamping groove 36, so as to be fixed by insertion, and when the buffer block 21 is damaged due to long-term use, the buffer block 21 can be taken out from the clamping groove 36, so as to quickly replace the broken buffer block 21.

[0048] Embodiment 2:

[0049] The stamping device for metal badge production of the utility model can be used for stamping the metal plate according to the requirements of the user, and the metal badge with different shapes can be obtained.

[0050] The circuit, electronic components and chip module involved in the utility model are all prior art, and can be realized by those skilled in the art without further description, and the content protected by the utility model does not involve improvement of software and methods.

[0051] The standard parts used in the application file can be purchased on the market, all components in the application file can be ordered according to the description and drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets and welding in the prior art, and the mechanical parts and equipment adopt conventional types in the prior art, the electrical components appearing in the text are electrically connected with the main controller and power supply, and the main controller is a conventional known device that can play a control role.

[0052] The working principle of the utility model is:

[0053] In use, the two ends of the metal plate are placed on the driving roller 13 and the driven roller 14 respectively, then the driving motor 15 drives the driving roller 13 to rotate, when the driving roller 13 rotates, it can drive the synchronous wheel 17 and the synchronous belt 18 to rotate together, after the synchronous belt 18 rotates, it can drive the driven roller 14 to rotate together, at this time, the metal plate can be automatically fed into the stamping station through the feeding mechanism, then the hydraulic cylinder 8 is driven to drive the lifting plate 9 and the installation groove 10 and the upper die 11 to move downward together, when the upper die 11 and the lower die 3 are closed, the metal plate can be plastically deformed under the action of pressure and fill the cavity 4, so as to form the specific pattern or shape required by the metal badge, then the pneumatic cylinder 19 is driven to drive the ejector block 20 to move upward, when the ejector block 20 moves upward, the metal badge formed in the cavity 4 can be ejected from the lower die 3, so as to realize rapid demolding, when the stamping and forming of a metal badge are completed, the position of the metal plate can be moved through the feeding mechanism without manual operation and the stamping operation of the next metal badge is carried out, so that the continuous stamping of the metal plate can be realized, which not only greatly improves the overall work efficiency, but also avoids the positioning deviation and safety hazards during manual operation, when metal badges with different shapes or sizes are needed, the lower die 3 and the upper die 11 can be respectively disassembled by unscrewing the first nut 23 and the second nut 29, so as to quickly replace the lower die 3 and the upper die 11 with different shapes or sizes according to the needs.

[0054] The preferred embodiments disclosed above are only used to help describe the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific embodiments. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A stamping device for producing metal badges, characterized in that, The utility model provides a stamping device, including the stamping platform, the bottom fixedly connected with a plurality of support legs of stamping platform, and the top of stamping platform installs the lower mould, the top of lower mould is equipped with the cavity, the bottom of cavity is equipped with the top export, the top of stamping platform is fixedly connected with the fixed frame, the top of fixed frame installs the stamping mechanism, and the stamping platform is installed with the feeding mechanism, and the bottom of stamping platform is fixedly connected with the bracket, and the bracket is installed with the material top mechanism, The stamping mechanism includes a hydraulic cylinder, the hydraulic cylinder is installed on the top of fixed frame, the output shaft bottom end of hydraulic cylinder is fixedly connected with the lifting plate, the bottom of lifting plate is fixedly connected with the installation slot, the bottom of installation slot is installed with the upper mould, and the upper mould is located in the upside of lower mould. The feeding mechanism includes two pairs of roller frames, two pairs of roller frames are fixedly connected on the stamping platform and are symmetrically distributed at two ends of the lower mould, and a driving roller and a driven roller are arranged between the two pairs of roller frames respectively, one of the roller frames is installed with a motor, the driving roller is installed on the output shaft of the motor, a through hole is formed in the center of the driven roller, a roller shaft is inserted into the through hole, both ends of the roller shaft penetrate through the corresponding roller frame and are installed on the roller frame through bearings, and the roller shaft and one end of the output shaft of the motor are fixedly connected with synchronous wheels, and the synchronous wheels are transmissionally connected with a synchronous belt. The material top mechanism includes a pneumatic cylinder, the pneumatic cylinder is installed on the upper bottom surface of the bracket, the output shaft top end of the pneumatic cylinder penetrates through the stamping platform and is fixedly connected with a material top block, the material top block is located in the top exit, and a buffer block is installed on the top of the material top block.

2. The stamping device for producing a metal badge according to claim 1, wherein The top of the stamping platform is fixedly connected with a plurality of studs, each of the studs is threadedly connected with a first nut matched therewith, the bottom outer wall of the lower mould is fixedly connected with a positioning seat on both sides, the number of positioning seats is the same as that of the studs, and a positioning hole is formed in each positioning seat, the diameter of the positioning hole corresponds to the diameter of the stud, and the center of each positioning hole corresponds to the center of each stud.

3. The stamping device for producing a metal badge according to claim 1, wherein The upper mould and the cavity are both rectangular, and the length and width thereof correspond to each other, the top of the upper mould is fixedly connected with a protrusion, a threaded hole is formed in the protrusion, a screw rod is threadedly connected with the threaded hole matched therewith, a second nut is threadedly connected with the screw rod matched therewith, the installation slot and the protrusion are both rectangular, the length and width of the inner wall thereof correspond to the length and width of the protrusion, and an installation hole is formed in the groove wall of the installation slot, the diameter of the installation hole corresponds to the diameter of the threaded hole.

4. The stamping device for producing a metal badge according to claim 1, wherein A pair of guide holes are formed in the top of the fixed frame, the guide holes are symmetrically distributed on both sides of the hydraulic cylinder, a pair of guide rods are fixedly connected with the top of the lifting plate, the diameter of the guide rods corresponds to the diameter of the guide holes, and each guide rod penetrates through the corresponding guide hole.

5. The stamping device for producing a metal badge according to claim 1, wherein The driving roller and the driven roller have the same diameter, and the height of the driving roller and the driven roller is flush with the height of the top surface of the lower mould, and the roller body of the driving roller and the driven roller is sleeved with an anti-skid sleeve, the anti-skid sleeve is circular, and a chevron anti-skid pattern is arranged on the surface of the anti-skid sleeve.

6. The stamping device for producing a metal badge according to claim 1, wherein Two sides of the fixing frame are provided with electric telescopic rods, output shaft ends of the electric telescopic rods are fixedly connected with limiting plates, the limiting plates are symmetrically distributed on two sides of the lower mold, and bottom surfaces of the limiting plates are flush with a top surface of the lower mold.

7. The stamping device for producing a metal badge according to claim 1, wherein The top material block and the top outlet are circular, diameters of the top material block and the top outlet correspond to each other, a top surface of the top material block is provided with a clamping groove, the buffer block and the clamping groove are circular, and a diameter of the buffer block corresponds to a diameter of the clamping groove.

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