Stamping mechanism

Abstract

The utility model relates to the technical field of stamping, and particularly discloses a stamping mechanism. The stamping mechanism comprises an upper die and a lower die which are oppositely arranged; the upper die comprises a stamping assembly and a flushing assembly, the stamping assembly and the lower die are oppositely arranged, the flushing assembly is arranged on the side, facing the lower die, of the stamping assembly, the stamping assembly comprises a punch, the flushing assembly comprises an inlet, an outlet and a flushing channel, the flushing channel is communicated between the inlet and the outlet, and the punch slidably penetrates through the flushing assembly and penetrates through the flushing channel; the lower die is used for bearing materials, and a stamping groove is formed in the side, facing the upper die, of the lower die. According to the punching mechanism, when the punch opens a die and moves to the flushing channel, powder attached to the punch is flushed and taken away according to the liquid flowing principle, so that the powder on the punch is flushed and removed, the service life of the punch is prolonged, the punching mechanism is simple in structure and convenient to operate, the powder on the punch does not need to be manually removed after machine halt, and the punching efficiency is improved. And the labor intensity is reduced.

Description

TECHNICAL FIELD

[0001] The application relates to the stamping technical field, in particular to a stamping mechanism. BACKGROUND

[0002] In the stamping process of aluminum material plate, aluminum powder generated by stamping can adhere to the punch and cannot be removed. With the increase of the number of stamping times of the punch, more aluminum powder adheres to the punch, which can cause the punch to be easily worn or damaged during processing, thereby reducing the service life of the punch. Therefore, to solve the above problems, a stamping mechanism capable of removing aluminum powder and prolonging the service life of the punch is urgently needed. CONTENT OF THE UTILITY MODEL

[0003] In view of the above, it is necessary to provide a stamping mechanism to remove powder on the punch and prolong the service life of the punch.

[0004] The application provides a stamping mechanism, which comprises an upper die and a lower die arranged oppositely.

[0005] The upper die comprises a stamping assembly and a flushing assembly, the stamping assembly is arranged opposite to the lower die, the flushing assembly is arranged on the side of the stamping assembly facing the lower die, the stamping assembly comprises a punch, the flushing assembly comprises an inlet, an outlet and a flushing channel, the flushing channel is communicated between the inlet and the outlet, and the punch slides through the flushing assembly and the flushing channel.

[0006] The lower die is used for carrying materials, and a stamping groove is formed on the side of the lower die facing the upper die.

[0007] In some embodiments, the flushing assembly further comprises a material removal plate and a flushing piece, the material removal plate is arranged on the side of the stamping assembly facing the lower die, the material removal plate is provided with a receiving hole, the inlet and the outlet are respectively formed on the two side walls of the material removal plate, the material removal plate is further provided with a first flow channel communicated between the inlet and the receiving hole and a second flow channel communicated between the outlet and the receiving hole, the flushing piece is arranged in the receiving hole, the flushing piece is provided with a flushing flow channel, the flushing flow channel is communicated between the first flow channel and the second flow channel, and the first flow channel, the flushing flow channel and the second flow channel form the flushing channel; and the punch slides through the flushing piece and the flushing flow channel.

[0008] In some embodiments, the flushing flow channel comprises a first flow groove, an intermediate flow groove and a second flow groove communicated in sequence, the first flow groove is communicated with the first flow channel, the second flow groove is communicated with the second flow channel, and the punch passes through the intermediate flow groove.

[0009] In some embodiments, the intermediate runner has a cross-sectional shape of a rounded rectangle perpendicular to the sliding direction of the punch.

[0010] In some embodiments, the bottom of the first runner near one end of the intermediate runner is inclined towards the intermediate runner, the bottom of the second runner near one end of the intermediate runner is inclined towards the intermediate runner, and the inclination angle of the bottom of the first runner near one end of the intermediate runner and the inclination angle of the bottom of the second runner near one end of the intermediate runner are both in the range of 20°-30°.

[0011] In some embodiments, the flushing assembly further comprises a cover plate and a back plate, the cover plate is connected to the side of the flushing member facing the stamping assembly, and the cover plate is arranged in the accommodating hole, the back plate is connected to the side of the stripper plate facing the stamping assembly and covers the cover plate, the first runner and the second runner, and the punch slides through the back plate, the cover plate and the flushing member.

[0012] In some embodiments, the stamping assembly further comprises an upper seat plate, an upper cushion plate and a clamping plate, the upper seat plate is arranged on the side of the flushing assembly away from the lower die, the upper cushion plate is connected to the side of the upper seat plate facing the flushing assembly, the clamping plate is connected to the side of the upper cushion plate facing the flushing assembly, and the punch is connected to the clamping plate.

[0013] In some embodiments, the lower die comprises a lower seat plate, a lower cushion plate and a carrier plate, the lower seat plate is arranged on the side of the flushing assembly away from the stamping assembly, the lower cushion plate is connected to the side of the lower seat plate facing the flushing assembly, the carrier plate is connected to the side of the lower cushion plate facing the flushing assembly, the carrier plate is used to carry the material, and the stamping groove is arranged in the carrier plate.

[0014] In some embodiments, the upper die further comprises a liquid inlet connector and a liquid outlet connector, the liquid inlet connector is arranged in the inlet, and the liquid outlet connector is arranged in the outlet.

[0015] In some embodiments, the stamping mechanism further comprises a liquid supply member and a liquid collection member, the liquid supply member is in communication with the inlet, the liquid collection member is in communication with the outlet, the liquid supply member supplies liquid to the flushing channel through the inlet, and the liquid collection member is used to collect the liquid flowing out of the outlet.

[0016] The stamping mechanism places the material to be stamped on the lower die when stamping the material; the upper die moves towards the lower die to close the die; when the upper die moves towards the lower die, the flushing assembly first contacts the lower die and presses the material, and the flushing assembly fixes the material; when the flushing assembly presses the material, the punch slides through the flushing assembly and stamps the material; when the punch stamps the material, the punch cooperates with the stamping groove to stamp off the small pieces required from the material, and the stamped-off small pieces fall into the stamping groove; after the punch stamps the material, the punch moves away from the lower die, at this time, the end of the punch is adhered with the powder generated by stamping; when the end of the punch moves to the flushing channel, liquid is supplied to the inlet, the liquid flows out of the outlet after passing through the flushing channel, when the liquid flows in the flushing channel, the liquid flushes off the powder on the end of the punch, and the liquid carrying the flushed-off powder flows out of the outlet, so that the flushing and cleaning of the powder on the punch are realized, the wear or scratch of the punch during processing is avoided, the normal use of the punch is ensured, and the service life of the punch is prolonged; after the liquid flushes and cleans the powder on the punch, the stamping assembly and the flushing assembly of the upper die move away from the lower die to open the die, so as to move or replace the material, thereby realizing the continuous stamping of the material.

[0017] The stamping mechanism of the application realizes the flushing and cleaning of the powder on the punch by the cooperation of the stamping assembly and the flushing assembly of the upper die, and the powder adhered to the punch is flushed and carried away when the upper die and the lower die are opened, i.e. when the punch is opened and moves to the flushing channel, so that the flushing and cleaning of the powder on the punch are realized, and the service life of the punch is prolonged. In addition, the stamping mechanism has a simple structure and is convenient to operate, and manual cleaning of the powder on the punch is not required, so that the labor intensity is reduced; the liquid not only can flush and carry away the powder on the punch, but also can play a role in lubricating and cooling the punch, so that the service life of the punch is further prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a structural schematic view of the stamping mechanism and the material provided by the embodiment of the application.

[0019] Figure 2 is Figure 1 is an exploded schematic view of the upper die and the lower die of the stamping mechanism and the material.

[0020] Figure 3 is Figure 1 is still another exploded schematic view of the upper die and the lower die of the stamping mechanism and the material.

[0021] Figure 4 is Figure 3 is a structural schematic view of the flushing piece of the flushing assembly of the upper die.

[0022] Figure 5 is Figure 1 is a sectional view of the upper die and the lower die of the stamping mechanism and the material along V-V.

[0023] Main element symbol explanation: punch mechanism 100, upper die 10, punch assembly 11, punch 111, upper seat plate 112, upper pad plate 113, clamping plate 114, flushing assembly 12, flushing channel 121, stripper plate 122, inlet 1221, outlet 1222, accommodating hole 1223, first flow channel 1224, second flow channel 1225, flushing piece 123, flushing flow channel 1231, first flow groove 1232, middle flow groove 1233, second flow groove 1234, flushing through hole 1235, cover plate 124, avoiding through hole 1241, back beating plate 125, avoiding through hole 1251, liquid inlet connector 13, liquid outlet connector 14, lower die 20, lower seat plate 21, lower pad plate 22, carrier plate 23, punching groove 231, liquid supply piece 30, liquid collection piece 40, liquid supply hose 50, liquid collection hose 60, material 200. DETAILED DESCRIPTION

[0024] The embodiments of the present application will be described in detail below with reference to the drawings, in which the same or similar components have the same reference numerals throughout. The embodiments described below are examples for explaining the present application and should not be understood as limiting the present application.

[0025] In the description of the present application, it should be understood that the terms indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the purpose of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, it should be noted that the meaning of "a plurality of" is two or more, unless otherwise explicitly specified and limited.

[0026] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the term "connection" should be understood broadly, for example, it can be fixedly connected, or detachably connected, or integrally connected; it can be mechanically connected, or electrically connected or can communicate with each other, it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above-mentioned term in the present application can be understood according to the specific circumstances.

[0027] Some embodiments of the present application will be described in detail below with reference to the drawings.

[0028] Referring to Figure 1 and Figure 2 , the present embodiment provides a stamping mechanism 100. The stamping mechanism 100 is used to stamp a material 200 to stamp out small pieces (not shown in the figure) from the material 200 or to stamp the material 200 into a desired shape. The material 200 can be an aluminum plate. It can be understood that in other embodiments, the material 200 can also be a plate of other materials that can be stamped.

[0029] Referring to Figure 1 , Figure 2 and Figure 3 , the stamping mechanism 100 includes an upper die 10 and a lower die 20 arranged opposite to each other. The upper die 10 and the lower die 20 are closed to stamp the material 200, and the upper die 10 and the lower die 20 are opened to move the material 200 or replace the material 200.

[0030] The upper die 10 includes a stamping assembly 11 and a flushing assembly 12. The stamping assembly 11 is arranged opposite to the lower die 20, and the flushing assembly 12 is arranged on a side of the stamping assembly 11 facing the lower die 20. The stamping assembly 11 includes a punch 111, and the flushing assembly 12 includes an inlet 1221, an outlet 1222 (see Figure 5 ) and a flushing channel 121. The flushing channel 121 is communicated between the inlet 1221 and the outlet 1222, the punch 111 slides through the flushing assembly 12 and passes through the flushing channel 121, the inlet 1221 is used for flowing in liquid, and the outlet 1222 is used for flowing out liquid. When the punch 111 is in the flushing channel 121, the liquid flowing in from the inlet 1221 can flush and remove the powder adhered to the punch 111 due to stamping the material 200 and carry away the powder, so that the liquid and the powder flow out from the outlet 1222, realizing flushing of the powder on the punch 111. In the present embodiment, the powder can be impurities, dust, etc. generated due to stamping the material 200, and the liquid can be lubricating oil which can also lubricate and cool the punch 111. In the present embodiment, the stamping assembly 11 can move relatively close to or away from the flushing assembly 12, so that the punch 111 can slide through the flushing assembly 12.

[0031] It can be understood that the stamping assembly 11 and the flushing assembly 12 can be connected to an external driving mechanism (not shown in the figure), which can drive the stamping assembly 11 and the flushing assembly 12 to move respectively, so that the stamping assembly 11 can move relatively close to or away from the flushing assembly 12; or the stamping assembly 11 and the flushing assembly 12 can also be connected through a spring (not shown in the figure), a straight shaft sleeve (not shown in the figure), a guide shaft (not shown in the figure) and the like, so that the stamping assembly 11 can have a certain buffer during the process of moving relatively close to or away from the flushing assembly 12; the specific connection mode of the stamping assembly 11 and the flushing assembly 12 is not limited in the embodiment of the application.

[0032] The lower die 20 is used to carry the material 200, and a stamping groove 231 is formed on the side of the lower die 20 facing the upper die 10, which is matched with the punch 111. When the punch 111 is inserted into the flushing assembly 12 to stamp the material 200, the required small parts are stamped out from the material 200 under the cooperation of the stamping groove 231, so as to obtain the required small parts or stamp the material 200 into the required shape.

[0033] In the embodiment, the stamping assembly 11 further comprises an upper seat plate 112, an upper pad plate 113 and a clamping plate 114. The upper seat plate 112 is arranged on the side of the flushing assembly 12 away from the lower die 20, the upper pad plate 113 is connected to the side of the upper seat plate 112 facing the flushing assembly 12, the clamping plate 114 is connected to the side of the upper pad plate 113 facing the flushing assembly 12, and the punch 111 is connected to the clamping plate 114. In the embodiment, the punch 111 is inserted into the clamping plate 114 and connected with the upper pad plate 113. In this way, by arranging the upper seat plate 112, the upper pad plate 113 and the clamping plate 114, the installation of the punch 111 is realized, the structure of the stamping assembly 11 is simple, the upper seat plate 112 and the upper pad plate 113 can provide stable support force for the punch 111, and the clamping plate 114 can ensure that the punch 111 is not easy to be bent and damaged, thereby ensuring the stable use of the stamping assembly 11. It can be understood that in other embodiments, the punch 111 can also be directly connected with the clamping plate 114; or the punch 111 is inserted into the upper pad plate 113 and the clamping plate 114 to be connected with the upper seat plate 112.

[0034] Please refer to Figure 4 and Figure 5The flushing assembly 12 further comprises a stripper plate 122 and a flushing piece 123. The stripper plate 122 is arranged on the side of the punching assembly 11 facing the lower die 20. An inlet 1221 and an outlet 1222 are respectively arranged on the two side walls of the stripper plate 122. The stripper plate 122 is provided with a receiving hole 1223. The stripper plate 122 is further provided with a first flow channel 1224 connecting the inlet 1221 and the receiving hole 1223, and a second flow channel 1225 connecting the outlet 1222 and the receiving hole 1223. The flushing piece 123 is arranged in the receiving hole 1223. The flushing piece 123 is provided with a flushing flow channel 1231. The flushing flow channel 1231 is connected between the first flow channel 1224 and the second flow channel 1225. The first flow channel 1224, the flushing flow channel 1231 and the second flow channel 1225 form a flushing channel 121. The punch 111 slides through the flushing piece 123 and passes through the flushing flow channel 1231. In this way, by arranging the above-mentioned stripper plate 122 and flushing piece 123, the inlet 1221, outlet 1222 and flushing channel 121 are formed. By arranging the above-mentioned stripper plate 122, when the punch 111 moves away from the lower die 20, the stripper plate 122 can also play a role in resisting the material 200 on the punch 111, avoiding the material 200 adhering to the punch 111.

[0035] In the embodiment, the flushing flow channel 1231 comprises a first flow groove 1232, an intermediate flow groove 1233 and a second flow groove 1234 connected in sequence. The first flow groove 1232 is connected with the first flow channel 1224, and the second flow groove 1234 is connected with the second flow channel 1225. The width of the intermediate flow groove 1233 is greater than the width of the first flow groove 1232 and the width of the second flow groove 1234. The punch 111 passes through the intermediate flow groove 1233, and the punch 111 can be in clearance fit with the intermediate flow groove 1233. In this way, by arranging the above-mentioned first flow groove 1232, intermediate flow groove 1233 and second flow groove 1234 and limiting the width of the intermediate flow groove 1233 to be greater than the width of the first flow groove 1232 and the width of the second flow groove 1234, when the liquid flows from the first flow groove 1232 to the intermediate flow groove 1233, the liquid can effectively flush the circumferential side of the punch 111 in the intermediate flow groove 1233, ensuring that the powder on the punch 111 is completely flushed and cleaned.

[0036] In the embodiment, the cross-sectional shape of the intermediate flow groove 1233 perpendicular to the sliding direction of the punch 111 can be a rounded rectangle. In this way, by limiting the cross-sectional shape of the intermediate flow groove 1233 to be a rounded rectangle, the intermediate flow groove 1233 can be smoothly connected with the first flow groove 1232 and the second flow groove 1234, ensuring the smooth flow of the liquid.

[0037] In the embodiment, the bottom of the first flow channel 1232 near one end of the middle flow channel 1233 is inclined towards the middle flow channel 1233, the bottom of the second flow channel 1234 near one end of the middle flow channel 1233 is inclined towards the middle flow channel 1233, and the inclination angle of the bottom of the first flow channel 1232 near one end of the middle flow channel 1233 ranges from 20° to 30°, and the inclination angle of the bottom of the second flow channel 1234 near one end of the middle flow channel 1233 ranges from 20° to 30°. In this way, by limiting the bottom of the first flow channel 1232 and the bottom of the second flow channel 1234 near one end of the middle flow channel 1233 to be inclined, and limiting the inclination angle range, the first flow channel 1232 and the second flow channel 1234 can both smoothly communicate with the middle flow channel 1233, ensuring smooth flow of the liquid.

[0038] In the embodiment, the first flow channel 1224, the second flow channel 1225, and the flushing flow channel 1231 are all open slot structures opening towards the stamping assembly 11. The flushing assembly 12 further comprises a cover plate 124 and a back plate 125. The cover plate 124 is connected to the side of the flushing piece 123 facing the stamping assembly 11, and the cover plate 124 is arranged in the accommodating hole 1223. The back plate 125 is connected to the side of the stripper plate 122 facing the stamping assembly 11 and covers the cover plate 124, the first flow channel 1224, and the second flow channel 1225, and the punch 111 slides through the back plate 125, the cover plate 124, and the flushing piece 123. In this way, by arranging the cover plate 124 to cover the flushing flow channel 1231, and arranging the back plate 125 to cover the first flow channel 1224 and the second flow channel 1225, it is ensured that the flushing channel 121 will not leak liquid, and the stamping mechanism 100 can be stably used.

[0039] In the embodiment, the back plate 125 is provided with a avoiding through hole 1251 matched with the punch 111, the cover plate 124 is provided with a avoiding through hole 1241 matched with the punch 111, and the flushing piece 123 is provided with a flushing through hole 1235 matched with the punch 111. The avoiding through hole 1251 and the avoiding through hole 1241 are in communication, the avoiding through hole 1241 is in communication with the middle flow channel 1233, and the flushing through hole 1235 is arranged on the bottom of the middle flow channel 1233. In this way, by arranging the avoiding through hole 1251, the avoiding through hole 1241, and the flushing through hole 1235, the punch 111 slides through the back plate 125, the cover plate 124, and the flushing piece 123 by passing through the avoiding through hole 1251, the avoiding through hole 1241, and the flushing through hole 1235. The hole wall of the avoiding through hole 1251, the avoiding through hole 1241, and the flushing through hole 1235 is arranged with a gap, for example, the gap can be 0.005mm, so that the punch 111 and the hole wall of the avoiding through hole 1251, the avoiding through hole 1241, and the flushing through hole 1235 will not leak liquid, and the gap is not limited in the embodiment.

[0040] Please refer to Figure 1 , Figure 2 and Figure 3 In this embodiment, the lower die 20 includes a lower seat plate 21, a lower cushion plate 22 and a carrier plate 23. The lower seat plate 21 is arranged on the side of the washing assembly 12 away from the stamping assembly 11, the lower cushion plate 22 is connected to the side of the lower seat plate 21 facing the washing assembly 12, and the carrier plate 23 is connected to the side of the lower cushion plate 22 facing the washing assembly 12. The carrier plate 23 is used to carry the material 200, and the stamping groove 231 is formed in the carrier plate 23. In this way, by arranging the lower seat plate 21, the lower cushion plate 22 and the carrier plate 23, the material 200 is supported; the depth of the stamping groove 231 can be adjusted according to the thickness of the lower die 20.

[0041] In this embodiment, the upper die 10 further includes a liquid inlet connector 13 and a liquid outlet connector 14. The liquid inlet connector 13 is arranged at the inlet 1221, and the liquid outlet connector 14 is arranged at the outlet 1222. In this way, by arranging the liquid inlet connector 13 and the liquid outlet connector 14, liquid can be poured into the inlet 1221, and liquid can flow out of the outlet 1222.

[0042] Please refer to Figure 1 In this embodiment, the stamping mechanism 100 further includes a liquid supply member 30 and a liquid collection member 40. The liquid supply member 30 is in communication with the inlet 1221, and the liquid collection member 40 is in communication with the outlet 1222. The liquid supply member 30 supplies high-pressure liquid to the washing channel 121 through the inlet 1221, and the pressure of the liquid supply member 30 can be adjusted according to actual needs; the liquid collection member 40 is used to collect the liquid flowing out of the outlet 1222. Specifically, the liquid supply member 30 can be a high-pressure automatic liquid supply device, and the liquid collection member 40 can be an oil drum. The liquid supply member 30 is connected to the liquid inlet connector 13 through a liquid supply hose 50, and the liquid collection member 40 is connected to the liquid outlet connector 14 through a liquid collection hose 60. In this way, by arranging the liquid supply member 30, the washing assembly 12 can be supplied with the required liquid, and by arranging the liquid collection member 40, the liquid flowing out of the outlet 1222 can be collected, achieving the recycling of the liquid.

[0043] The stamping mechanism 100 of the embodiment places the material 200 to be stamped on the carrier plate 23 of the lower die 20, and then moves the upper die 10 towards the lower die 20 to close the dies; when the upper die 10 moves towards the lower die 20, the stripper plate 122 of the flushing assembly 12 first contacts the lower die 20 and presses the material 200, and the flushing assembly 12 fixes the material 200; when the flushing assembly 12 presses the material 200, the punch 111 slides through the back beating plate 125, the cover plate 124 and the flushing piece 123 of the flushing assembly 12 and stamps the material 200; when the punch 111 stamps the material 200, the punch 111 cooperates with the stamping groove 231 to stamp the small pieces required from the material 200, and the small pieces are dropped into the stamping groove 231; after the punch 111 stamps the material 200, the punch 111 moves away from the lower die 20, and at this time, the end of the punch 111 adheres to the powder generated during the stamping of the material 200; when the end of the punch 111 moves to the middle flow groove 1233 of the flushing piece 123, the liquid supply piece 30 supplies high-pressure liquid to the inlet 1221 through the liquid supply hose 50 and the liquid inlet connector 13, and the liquid flows out of the outlet 1222 through the first flow channel 1224, the first flow groove 1232, the middle flow groove 1233, the second flow groove 1234 and the second flow channel 1225, and then flows to the liquid collection piece 40 through the liquid outlet hose 60 for recycling; when the liquid flows in the middle flow groove 1233, the liquid flushes and removes the powder on the end of the punch 111, and the liquid carrying the removed powder flows out of the outlet 1222, thereby realizing the flushing and removal of the powder on the punch 111, avoiding the wear or scratch of the punch 111 during the processing, ensuring the normal use of the punch 111 and prolonging the service life of the punch 111; after the liquid flushes and removes the powder on the punch 111, the stamping assembly 11 and the flushing assembly 12 of the upper die 10 move away from the lower die 20 to open the dies, so as to move the material 200 or replace the material 200, thereby realizing the continuous stamping of the material 200.

[0044] The stamping mechanism 100 provided by the embodiment can flush and remove the powder on the punch 111 by using the liquid flow principle when the punch 111 moves to the middle flow groove 1233 of the flushing channel 121 during the opening of the upper die 10 and the lower die 20, thereby prolonging the service life of the punch 111. In addition, the stamping mechanism 100 has a simple structure and is convenient to operate, and the powder on the punch 111 can be removed without stopping the machine and manually removing the powder, thereby reducing the labor intensity; the liquid not only can flush and remove the powder on the punch 111, but also can lubricate and cool the punch 111, thereby further prolonging the service life of the punch 111.

[0045] It is apparent that the present application is not limited to the details of the foregoing exemplary embodiments, and thus modifications and equivalent arrangements can be made to the application without departing from the spirit or scope of the application. Therefore, the scope of the application should be defined by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalents are intended to be embraced therein.

[0046] Finally, it should be noted that the above embodiments are merely used to illustrate the technical solutions of the present application, rather than limit the present application. Although the present application is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or equivalently replaced, without departing from the spirit and scope of the present application.

Claims

1. A stamping mechanism characterized by, The upper die and the lower die are oppositely arranged; The upper die comprises a punching assembly and a flushing assembly, the punching assembly is oppositely arranged with the lower die, the flushing assembly is arranged on the side of the punching assembly facing the lower die, the punching assembly comprises a punch, and the flushing assembly comprises an inlet, an outlet and a flushing channel, the flushing channel is communicated between the inlet and the outlet, and the punch slides through the flushing assembly and the flushing channel; The lower die is used for carrying the material, and a punching groove is arranged on the side of the lower die facing the upper die.

2. The stamping mechanism of claim 1, wherein, The flushing assembly further comprises a stripper plate and a flushing piece, the stripper plate is arranged on the side of the punching assembly facing the lower die, the stripper plate is provided with a receiving hole, the inlet and the outlet are arranged on the two side walls of the stripper plate respectively, and the stripper plate is further provided with a first flow channel communicated between the inlet and the receiving hole and a second flow channel communicated between the outlet and the receiving hole; The flushing piece is arranged in the receiving hole, the flushing piece is provided with a flushing flow channel, the flushing flow channel is communicated between the first flow channel and the second flow channel, and the first flow channel, the flushing flow channel and the second flow channel form the flushing channel; the punch slides through the flushing piece and the flushing flow channel.

3. The stamping mechanism of claim 2, wherein, The flushing flow channel comprises a first flow groove, an intermediate flow groove and a second flow groove communicated in sequence, the first flow groove is communicated with the first flow channel, the second flow groove is communicated with the second flow channel, and the punch passes through the intermediate flow groove.

4. The stamping mechanism of claim 3, wherein, The intermediate flow groove is in the shape of a rounded rectangle in the cross section perpendicular to the sliding direction of the punch.

5. The stamping mechanism of claim 3, wherein, The bottom of the first flow groove near one end of the intermediate flow groove is arranged to be inclined towards the intermediate flow groove, the bottom of the second flow groove near one end of the intermediate flow groove is arranged to be inclined towards the intermediate flow groove, and the inclination angle of the bottom of the first flow groove near one end of the intermediate flow groove and the inclination angle of the bottom of the second flow groove near one end of the intermediate flow groove are both in the range of 20°-30°.

6. The stamping mechanism of claim 2, wherein, The flushing assembly further comprises a cover plate and a back beating plate, the cover plate is connected to the side of the flushing piece facing the punching assembly, and the cover plate is arranged in the receiving hole, the back beating plate is connected to the side of the stripper plate facing the punching assembly and covers the cover plate, the first flow channel and the second flow channel, and the punch slides through the back beating plate, the cover plate and the flushing piece.

7. The stamping mechanism of claim 1, wherein, The punching assembly further comprises an upper seat plate, an upper pad plate and a clamping plate, the upper seat plate is arranged on the side of the flushing assembly away from the lower die, the upper pad plate is connected to the side of the upper seat plate facing the flushing assembly, the clamping plate is connected to the side of the upper pad plate facing the flushing assembly, and the punch is connected to the clamping plate.

8. The stamping mechanism of claim 1, wherein, The lower die comprises a lower seat plate, a lower pad plate and a carrier plate, the lower seat plate is arranged on the side of the flushing assembly away from the punching assembly, the lower pad plate is connected to the side of the lower seat plate facing the flushing assembly, and the carrier plate is connected to the side of the lower pad plate facing the flushing assembly, the carrier plate is used for carrying the material, and the punching groove is arranged in the carrier plate.

9. The stamping mechanism of claim 1, wherein, The upper die further comprises a liquid inlet joint and a liquid outlet joint, the liquid inlet joint is arranged at the inlet, and the liquid outlet joint is arranged at the outlet.

10. The stamping mechanism of claim 1, wherein, The stamping mechanism further comprises a liquid supply member and a liquid collection member, the liquid supply member is in communication with the inlet, the liquid collection member is in communication with the outlet, the liquid supply member supplies liquid to the flushing channel through the inlet, and the liquid collection member is used for collecting liquid flowing out of the outlet.

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