Efficient automatic hot stamping forming equipment

[0028] Example 1:

[0029] Please refer to Figures 1-3, an efficient automatic hot stamping forming equipment, including a hot stamping furnace 1, a stamping device 2 is connected to the inner side of the top of the hot stamping furnace 1, and a control device 3 is installed on both sides of the hot stamping furnace 1. Opening and closing devices 4 are installed on both sides of the stamping furnace 1 , and the opening and closing devices 4 are located below the control device 3 , and furnace doors 5 are installed at the front and rear ends of the hot stamping furnace 1 .

[0030] The hot stamping furnace 1 includes a furnace wall, the top of the furnace wall is welded with a furnace roof 101, the top of the furnace roof 101 is provided with an air outlet 104, and the interior of the furnace roof 101 is provided with an air outlet, and the air outlet is communicated with the air outlet 104. There are nozzles 102 on both sides, and a water inlet 103 is arranged on the outside of both sides of the furnace wall, and the water inlet 103 is connected with the nozzle 102. The front and rear ends of the furnace wall are provided with feeding ports 105. The bottom of the furnace wall is welded with a base 106. The top of 106 is screwed with a female die 107 , the front and rear ends of the base 106 are provided with cooling vents 108 , and two sides of the feeding port 105 are provided with moving grooves 109 , and the moving grooves 109 extend downward to both sides of the cooling port 108 .

[0031]The punching device 2 includes a top plate 201, the top of the top plate 201 is connected with a hydraulic rod 208, the top of the hydraulic rod 208 is connected with the bottom of the furnace roof 101, the bottom of the top plate 201 is connected with a spring telescopic rod 205, and the bottom of the spring telescopic rod 205 is connected with a bottom plate 203, a plug board 202 is welded around the bottom of the top board 201, the bottom of the plug board 202 is inserted on the top of the bottom board 203, the top of the bottom board 203 is fixed with a buffer spring 207, and the bottom of the top board 201 is movably connected with a movable rod 206, and is movable. The bottom end of the rod 206 is connected with the inner end of the buffer spring 207 , and the bottom of the bottom plate 203 is screwed with a punch 204 .

[0032] The punching device 2 of the present invention has a buffer structure inside. During the downward pressing of the punching device 2, if the pressure between the die 107 and the punch 204 is too large, the buffer structure automatically relieves the pressure between the two. The space between the die 107 and the punch 204 is prevented from being too large to cause defects in the manufacture of parts, specifically: the bottom of the top plate 201 is connected with a spring telescopic rod 205, the bottom of the spring telescopic rod 205 is connected with a bottom plate 203, and the top plate The bottom of the 201 is welded with a plug board 202, the bottom of the plug board 202 is inserted on the top of the bottom plate 203, the top of the bottom board 203 is fixed with a buffer spring 207, and the bottom of the top board 201 is movably connected with an active rod 206, and the The bottom end is connected with the inner end of the buffer spring 207. When the punch 204 is lowered, it sandwiches the part with the punch 107. During the gradual depression, the edges of the punch 204 and the punch 107 are gradually closed. During the process, there may be air left between the gap between the two and the parts, and the pressure of the air will increase during the continuous extrusion process, thereby pushing the bottom plate 203 upward, and the buffer spring 207 and the spring expand and contract when pushed open. The rod 205 is contracted, so that the air can be discharged to improve the accuracy of the parts, the inside of both sides of the furnace wall is provided with nozzles 102, the outside of both sides of the furnace wall is provided with water inlets 103, and the water inlets 103 are communicated with the nozzles 102, so that through The mold and the parts are cooled and quenched by spraying water at the same time. The top of the furnace roof 101 is provided with an air outlet 104, and the interior of the furnace roof 101 is provided with an air outlet. .

[0033] Example 2:

[0034] Referring to FIG. 4, the difference in combination with Embodiment 1 is that the control device 3 includes a casing 301, and a thermally conductive column 302 is inserted on the inner wall of the casing 301, and the inner end of the thermally conductive column 302 penetrates the furnace wall and the hot stamping furnace. 1 is in contact with the internal air, the outer end of the heat-conducting column 302 is sleeved with mercury balls 303, the top of the mercury balls 303 is connected with a hollow tube 304, the inside of the hollow tube 304 is movable with a metal contact 305, and the outer surface of the shell 301 is connected with a The adjustment pointer is fixedly connected with the metal contact 305, the rear end of the metal contact 305 is electrically connected with an electromagnet 306, the top inner wall of the housing 301 is fixedly connected with a hoisting spring 308, and the bottom of the hoisting spring 308 is fixedly connected with iron Block 307, and the iron block 307 is located above the electromagnet 306, the rear end of the iron block 307 is fixedly connected with a contact A309, and a contact B310 is provided below the contact A309, and the contact A309 and the contact B310 are connected to the switch. in the internal circuit of the combination device 4.

[0035] The control device 3 of the present invention uses a temperature control system to control the opening and closing device 4, specifically: the control device 3 includes a casing 301, and a heat-conducting column 302 is inserted on the inner wall of the casing 301, and the inner end of the heat-conducting column 302 penetrates the furnace wall and The inner air of the hot stamping furnace 1 is in contact, the outer end of the heat-conducting column 302 is sleeved with a mercury ball 303 , and the top of the mercury ball 303 is connected with a hollow tube 304 . The surface is connected with an adjustment pointer, the adjustment pointer is fixedly connected with the metal contact 305, the rear end of the metal contact 305 is electrically connected with an electromagnet 306, the top inner wall of the housing 301 is fixedly connected with a hoisting spring 308, and the bottom of the hoisting spring 308 is fixed An iron block 307 is connected, and the iron block 307 is located above the electromagnet 306. The rear end of the iron block 307 is fixedly connected with a contact A309, and a contact B310 is arranged below the contact A309, and the contact A309 and the contact B310 are connected together. Into the internal circuit of the opening and closing device 4, when the temperature in the hot stamping furnace 1 rises, the heat will be conducted to the mercury ball 303 through the heat-conducting column 302, and then the mercury inside the mercury ball 303 is heated to expand inside the hollow tube 304. The liquid level rises until it touches the metal contact 305. At this time, the electromagnet 306 is energized to generate magnetism to attract the iron block 307, and then the contact A309 contacts with the contact B310, the control circuit is connected, and the control furnace door 5 is automatically closed. When the temperature drops, the control circuit is disconnected, the furnace door 5 is automatically opened, and the adjustment pointer can adjust the position of the metal contact 305, thereby adjusting the temperature threshold for opening and closing of the furnace door 5.

[0036] Example 3:

[0037] Referring to Figures 5-6, the basic difference between Embodiments 1 and 2 is that the opening and closing device 4 includes a protective shell 401, the protective shell 401 is welded on both sides of the base 106, and the surface of the protective shell 401 is provided with a control 402, the bottom inner wall of the base 106 is screwed with a motor 403, the output end of the motor 403 is fixedly connected with a driving gear 404, and the driving gear 404 is located inside the protective shell 401, and the top of the driving gear 404 is meshed with a driven gear 405. A bevel gear A406 is meshed with the outside of the driven gear 405, a bevel gear B407 is coaxially connected to the front and rear of the bevel gear A406, and a control gear 408 is meshed with the two bevel gears B407.

[0038] The furnace door 5 includes a door panel 501, a surface of the door panel 501 is welded with a rack 502 at both ends, the rack 502 is engaged with the control gear 408, and a side of the door panel 501 with the rack 502 is welded with a fitting block 503 at both ends, and is fitted The block 503 is fitted into the moving groove 109 .

[0039] The present invention controls the opening and closing of the furnace door 5 through the opening and closing device 4. When the motor 403 is started, the driving gear 404 rotates and drives the driven gear 405 to rotate, which in turn drives the bevel gear A406 to rotate. Because the bevel gear B407 is coaxial with the bevel gear A406 , so the bevel gear B407 rotates at the same time, which can drive the control gear 408 to rotate. Since the rack 502 on the surface of the door panel 501 meshes with the control gear 408, the control gear 408 can drive the door panel 501 to move up and down during the rotation process. The fitting of the moving groove 109 can ensure the accurate position of the door panel 501 in the process of moving up and down.