Gasket stamping device

Abstract

The utility model belongs to the technical field of gasket stamping, and particularly relates to a gasket stamping device which comprises a workbench. A mounting groove is formed in the workbench, a fixing rod is fixed in the mounting groove, a lifting sleeve is slidably mounted in the mounting groove and arranged between the fixing rod and the inner circumferential face of the mounting groove, and a first spring is fixedly connected between the bottom end of the lifting sleeve and the inner wall of the bottom of the mounting groove. A first spring is installed on the workbench, the fixing rod is sleeved with the first spring, an L-shaped plate is installed on the workbench, a first pneumatic cylinder is installed on the L-shaped plate, a first pneumatic rod is assembled at the acting end of the first pneumatic cylinder, a first pressing sleeve is fixedly connected to the bottom end of the first pneumatic rod, and a second pressing sleeve is fixedly connected to the bottom of the first pressing sleeve; according to the gasket forming die, integral forming of the gasket can be achieved, distortion of the gasket is not prone to being caused, the forming form of the gasket can be guaranteed, and therefore the forming quality of the gasket is improved, and shunting of the formed gasket and a waste gasket can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of gasket punching, in particular to a gasket punching device. Background Art

[0002] A metal washer is a part used to protect the surface of a connector from being scratched by a nut and to disperse the pressure of the nut on the connector. During the production process of a metal washer, a punching device is required to punch holes on the surface of the workpiece.

[0003] A Chinese patent with publication number CN112588994A discloses a hardware gasket stamping device, including a bracket, a bracket, a long vertical plate, a short vertical plate, an upper perforated plate, a lower perforated plate, a U-shaped frame and a stamping mechanism. The bracket and the bracket are symmetrically arranged on both sides of the entire device, the long vertical plate is fixedly connected to the left front end of the bracket, the short vertical plate is fixedly connected to the upper left side of the bracket, the short vertical plate is located on the front side of the long vertical plate, and the aperture of the upper perforated plate is larger than that of the lower perforated plate; when the device is in use, by first pressing the metal sheet and then performing the stamping operation, the position of the metal sheet can be prevented from shifting during stamping.

[0004] The above-mentioned hardware gasket punching device has some problems when in use. It cannot achieve one-piece molding, the molding shape of the gasket cannot be guaranteed, and it is easy to cause the gasket to be twisted, affecting product quality, and it cannot achieve the diversion of molded gaskets and waste sheets. Therefore, a gasket punching device is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems raised by the above-mentioned background technology, the utility model proposes a gasket punching device.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a gasket stamping device described in the utility model comprises a workbench; a mounting groove is provided in the workbench, a fixing rod is fixed in the mounting groove, a lifting sleeve is slidably installed in the mounting groove, and the lifting sleeve is arranged between the fixing rod and the inner circumference of the mounting groove, a first spring is fixedly connected between the bottom end of the lifting sleeve and the bottom inner wall of the mounting groove, and the first spring sleeve is arranged on the fixing rod, an L-shaped plate is installed on the workbench, a first pneumatic cylinder is installed on the L-shaped plate, a first pneumatic rod is assembled at the active end of the first pneumatic cylinder, a first pressing sleeve is fixedly connected to the bottom end of the first pneumatic rod, a second pressing sleeve is fixedly connected to the bottom of the first pressing sleeve, a rod hole is provided on the top of the second pressing sleeve, and a rod hole is passed through the rod hole A lifting rod is inserted, and an anti-drop cap is fixedly connected to the top end of the lifting rod, and the anti-drop cap is arranged in the first pressing sleeve, and a pressing block is fixedly connected to the top end of the lifting rod, and a second spring is fixedly connected between the pressing block and the top inner wall of the second pressing sleeve, and the second spring is sleeved on the lifting rod. When stamping, the first pneumatic cylinder is started to make the first pressing sleeve and the second pressing sleeve move vertically downward. When the second pressing sleeve moves vertically downward until it contacts the surface of the workpiece, it continues to move downward, which will cause the first spring to be compressed and the lifting sleeve to move vertically downward. At the same time, the second spring is also compressed and the pressing block moves vertically upward. With the cooperation of the second pressing sleeve and the pressing block, the one-piece molding of the gasket can be realized, and it is not easy to cause distortion and deformation of the gasket, which can ensure the molding shape of the gasket, thereby improving the molding quality of the gasket.

[0007] Preferably, a hole groove is provided in the fixing rod, a pipe groove is provided in the bottom of the workbench, an air box is installed at the bottom end of one side of the workbench, a negative pressure pump is installed on the air box, the output port of the negative pressure pump is connected with the exhaust pipe, the input port of the negative pressure pump is connected with the suction pipe, and the suction pipe is arranged in the pipe groove, and the other end of the suction pipe is arranged in the hole groove. In order to prevent the waste sheets from being brought out as the pressing block rises, the negative pressure pump is started to suck out the gas in the hole groove of the suction pipe and discharge it through the exhaust pipe, so that the inside of the hole groove is in a negative pressure state, so that the waste gas can be sucked and made to stick to the top of the fixed rod, so as to prevent the waste sheets from being brought out by the upward force and facilitate the subsequent pushing out of the waste sheets.

[0008] Preferably, a rectangular through slot is provided on the workbench, a long push plate is inserted in the rectangular through slot, an L-shaped support plate is installed on one side of the workbench, a second pneumatic cylinder is installed on the L-shaped support plate, a second pneumatic rod is assembled on the action end of the second pneumatic cylinder, the other end of the second pneumatic rod is fixedly connected to the long push plate, a waste sheet collecting groove is welded on one side of the workbench away from the second pneumatic cylinder, and the waste sheet collecting groove is arranged below the rectangular through slot, a fixed short plate is installed on one side of the top of the workbench, a third A pneumatic cylinder, wherein the active end of the third pneumatic cylinder is equipped with a third pneumatic rod, and the other end of the third pneumatic rod is fixedly connected to a short push plate. A gasket collecting groove is installed on the side of the workbench away from the third pneumatic cylinder. When the waste sheets are pushed out and collected, the second pneumatic cylinder is started to make the long push plate push the waste sheets through the port of the rectangular through groove and drop them into the waste sheet collecting groove. When the molded gaskets are pushed out and collected, the third pneumatic cylinder is started to make the short push plate push the molded gaskets out and drop them into the gasket collecting groove, thereby realizing the diversion of the molded gaskets and the waste sheets.

[0009] Preferably, rectangular plates are fixedly connected to both sides of the circumferential surface of the second pressing sleeve, circular holes are opened on the two rectangular plates, movable rods are inserted in the two circular holes, rod caps are fixed to the top ends of the two movable rods, pressing plates are fixed to the bottom ends of the two movable rods, a second spring is fixed between the pressing plate and the rectangular plate, and the second spring is sleeved on the movable rod, during the stamping process, the pressing plate can press and fix the workpiece through the cooperation of the movable rod and the third spring, thus avoiding displacement during the stamping process and improving the stamping accuracy.

[0010] The utility model is beneficial in that:

[0011] 1. During stamping, the utility model starts the first pneumatic cylinder to move the first pressing sleeve and the second pressing sleeve vertically downward. When the second pressing sleeve vertically moves downward until it contacts the surface of the workpiece, it continues to move downward, which causes the first spring to be compressed, and the lifting sleeve to move vertically downward. At the same time, the second spring is also compressed, and the pressing block moves vertically upward. With the cooperation of the second pressing sleeve and the pressing block, the gasket can be integrally formed, and it is not easy to cause the gasket to be twisted and deformed, which can ensure the forming shape of the gasket, thereby improving the forming quality of the gasket.

[0012] 2. When the waste sheets are pushed out and collected, the utility model starts the second pneumatic cylinder, so that the long push plate pushes the waste sheets through the port of the rectangular through slot and drops them into the waste sheet collection slot. When the formed gaskets are pushed out and collected, the third pneumatic cylinder is started, so that the short push plate pushes the formed gaskets out and drops them into the gasket collection slot, thereby realizing the diversion of the formed gaskets and the waste sheets;

[0013] 2. In order to prevent the waste sheets from being carried out as the pressing block rises, the utility model starts the negative pressure pump to suck out the gas in the hole groove of the suction pipe and discharge it through the exhaust pipe, so that the inside of the hole groove is in a negative pressure state, thereby being able to absorb the waste gas and make it stick to the top of the fixed rod, thereby preventing the waste sheets from being carried out by the upward force and facilitating the subsequent pushing out of the waste sheets. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 It is a schematic diagram of the overall side-view three-dimensional structure;

[0016] Figure 2 It is a schematic diagram of the overall left-view stereoscopic structure;

[0017] Figure 3 It is a schematic diagram of the cutaway three-dimensional structure of the workbench;

[0018] Figure 4 It is a schematic diagram of the cross-sectional three-dimensional structure of the first pressing sleeve and the second pressing sleeve.

[0019] In the figure: 1. workbench; 2. mounting groove; 3. fixing rod; 4. lifting sleeve; 5. first spring; 6. L-shaped plate; 7. first pneumatic cylinder; 8. first pressing sleeve; 9. second pressing sleeve; 10. pipe groove; 11. lifting rod; 12. anti-drop cap; 13. pressing block; 14. second spring; 15. hole groove; 16. air box; 17. negative pressure pump; 18. exhaust pipe; 19. suction pipe; 20. rectangular through groove; 21. long push plate; 22. L-shaped support plate; 23. second pneumatic cylinder; 24. waste sheet collecting groove; 25. fixed short plate; 26. third pneumatic cylinder; 27. short push plate; 28. gasket collecting groove; 29. ​​rectangular plate; 30. movable rod; 31. pressing plate; 32. third spring. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4As shown, a gasket stamping device comprises a workbench 1; a mounting groove 2 is provided in the workbench 1, a fixing rod 3 is fixed in the mounting groove 2, a lifting sleeve 4 is slidably installed in the mounting groove 2, and the lifting sleeve 4 is arranged between the fixing rod 3 and the inner circumference of the mounting groove 2, a first spring 5 is fixedly connected between the bottom end of the lifting sleeve 4 and the bottom inner wall of the mounting groove 2, and the first spring 5 is sleeved on the fixing rod 3, an L-shaped plate 6 is installed on the workbench 1, a first pneumatic cylinder 7 is installed on the L-shaped plate 6, a first pneumatic rod is assembled at the active end of the first pneumatic rod, a first pressing sleeve 8 is fixedly connected to the bottom of the first pressing sleeve 8, a second pressing sleeve 9 is fixedly connected to the bottom of the first pressing sleeve 8, a rod hole is provided at the top of the second pressing sleeve 9, a lifting rod 11 is inserted in the rod hole, an anti-drop cap 12 is fixedly connected to the top of the lifting rod 11, and the anti-drop cap 12 is arranged on the first In the pressing sleeve 8, a pressing block 13 is fixedly connected to the top of the lifting rod 11, and a second spring 14 is fixedly connected between the pressing block 13 and the top inner wall of the second pressing sleeve 9, and the second spring 14 is sleeved on the lifting rod 11; when stamping, the workpiece is placed on the workbench 1, and then the first pneumatic cylinder 7 is started, so that the first pneumatic rod drives the first pressing sleeve 8 and the second pressing sleeve 9 to move vertically downward. When the second pressing sleeve 9 moves vertically downward until it contacts the surface of the workpiece, it continues to move downward, which will cause the first spring 5 to be compressed, and the lifting sleeve 4 moves vertically downward. At the same time, the second spring 14 is also compressed, and the pressing block 13 moves vertically upward. With the cooperation of the second pressing sleeve 9 and the pressing block 13, the gasket can be integrally formed, and it is not easy to cause distortion and deformation of the gasket, which can ensure the forming shape of the gasket, thereby improving the forming quality of the gasket.

[0022] See also Figure 1-2 As shown, a hole groove 15 is provided in the fixing rod 3, a pipe groove 10 is provided in the bottom of the workbench 1, an air box 16 is installed at the bottom end of one side of the workbench 1, a negative pressure pump 17 is installed on the air box 16, the output port of the negative pressure pump 17 is connected to the exhaust pipe 18, the input port of the negative pressure pump 17 is connected to the suction pipe 19, and the suction pipe 19 is arranged in the pipe groove 10, and the other end of the suction pipe 19 is arranged in the hole groove 15; in order to prevent the waste sheets from being brought out with the pressing block 13 rising, the negative pressure pump 17 is started, so that the suction pipe 19 sucks the gas in the hole groove 15 and discharges it through the exhaust pipe 18, so that the inside of the hole groove 15 is in a negative pressure state, so that the waste gas can be sucked and made to stick to the top of the fixing rod 3, so that the waste sheets can be prevented from being brought out by the upward force, and it is convenient to push the waste sheets out later.

[0023] The workbench 1 is provided with a rectangular through slot 20, in which a long push plate 21 is inserted, an L-shaped support plate 22 is installed on one side of the workbench 1, a second pneumatic cylinder 23 is installed on the L-shaped support plate 22, the working end of the second pneumatic cylinder 23 is equipped with a second pneumatic rod, the other end of the second pneumatic rod is fixedly connected to the long push plate 21, a waste sheet collection groove 24 is welded on one side of the workbench 1 away from the second pneumatic cylinder 23, and the waste sheet collection groove 24 is arranged below the rectangular through slot 20, a fixed short plate 25 is installed on one side of the top of the workbench 1, a third pneumatic cylinder 26 is installed on the fixed short plate 25, and the working end of the third pneumatic cylinder 26 is equipped with a third Pneumatic rod, the other end of the third pneumatic rod is fixedly connected with a short push plate 27, and a gasket collecting groove 28 is installed on one side of the workbench 1 away from the third pneumatic cylinder 26; when the waste sheets are pushed out and collected, the second pneumatic cylinder 23 is started, so that the second pneumatic rod drives the long push plate 21 to move along the rectangular through groove 20, so that the waste sheets can be pushed out through the port of the rectangular through groove 20 and fall into the waste sheet collecting groove 24. When the formed gaskets are pushed out and collected, the third pneumatic cylinder 26 is started, so that the third pneumatic rod drives the short push plate 27 to move, so that the formed gaskets can be pushed out and fall into the gasket collecting groove 28, thereby realizing the diversion of the formed gaskets and the waste sheets.

[0024] See also Figure 1 As shown, rectangular plates 29 are fixedly connected to both sides of the circumferential surface of the second pressing sleeve 9, circular holes are opened on the two rectangular plates 29, movable rods 30 are inserted in the two circular holes, rod caps are fixedly connected to the top ends of the two movable rods 30, pressing plates 31 are fixedly connected to the bottom ends of the two movable rods 30, a third spring 32 is fixedly connected between the pressing plate 31 and the rectangular plate 29, and the third spring 32 is sleeved on the movable rod 30; during the stamping process, the pressing plate 31 can press and fix the workpiece through the cooperation of the movable rod 30 and the third spring 32, so as to avoid displacement during the stamping process and improve the stamping accuracy.

[0025] Working principle: Since the above-mentioned hardware gasket punching device has some problems when in use, it cannot realize one-piece molding, the molding shape of the gasket cannot be guaranteed, and it is easy to cause the gasket to be distorted, affecting the product quality, and it is impossible to realize the diversion of the molded gasket and the waste sheet; therefore, a gasket punching device is proposed to address the above problems; when punching, the workpiece is placed on the workbench 1, and then the first pneumatic cylinder 7 is started, so that the first pneumatic rod drives the first pressing sleeve 8 and the second pressing sleeve 9 to move vertically downward, and when the second pressing sleeve 9 moves vertically downward until it contacts the surface of the workpiece, it continues to move downward, which will cause the first spring 5 to be compressed, and the lifting sleeve 4 moves vertically downward. At the same time, the second spring 14 is also compressed, and the pressing block 13 moves vertically upward. Under the cooperation of the second pressing sleeve 9 and the pressing block 13, the one-piece molding of the gasket can be realized, and it is not easy to cause the gasket to be distorted and deformed, and the molding shape of the gasket can be guaranteed, thereby improving the molding quality of the gasket;

[0026] In order to prevent the waste sheets from being carried out with the pressing block 13, the negative pressure pump 17 is started, so that the suction pipe 19 sucks out the gas in the hole groove 15 and discharges it through the exhaust pipe 18, so that the inside of the hole groove 15 is in a negative pressure state, so that the waste gas can be sucked and attached to the top of the fixing rod 3, so that the waste sheets can be prevented from being carried out by the upward force, and it is convenient to push out the waste sheets later;

[0027] When the waste sheets are pushed out and collected, the second pneumatic cylinder 23 is started, so that the second pneumatic rod drives the long push plate 21 to move along the rectangular through groove 20, so that the waste sheets can be pushed out through the port of the rectangular through groove 20 and fall into the waste sheet collecting groove 24. When the formed gaskets are pushed out and collected, the third pneumatic cylinder 26 is started, so that the third pneumatic rod drives the short push plate 27 to move, so that the formed gaskets can be pushed out and fall into the gasket collecting groove 28, thereby realizing the diversion of the formed gaskets and the waste sheets.

[0028] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A gasket punching device, characterized in that: The invention comprises a workbench (1); a mounting groove (2) is provided in the workbench (1); a fixing rod (3) is fixed in the mounting groove (2); a lifting sleeve (4) is slidably installed in the mounting groove (2); the lifting sleeve (4) is arranged between the fixing rod (3) and the inner circumference of the mounting groove (2); a first spring (5) is fixedly connected between the bottom end of the lifting sleeve (4) and the bottom inner wall of the mounting groove (2); and the first spring (5) is sleeved on the fixing rod (3); an L-shaped plate (6) is installed on the workbench (1); a first pneumatic cylinder (7) is installed on the L-shaped plate (6); and a first pneumatic cylinder (7) is provided at the action end of the first pneumatic cylinder (7) The pneumatic rod comprises a first pressing sleeve (8) fixedly connected to the bottom end of the first pneumatic rod, a second pressing sleeve (9) fixedly connected to the bottom of the first pressing sleeve (8), a rod hole opened at the top of the second pressing sleeve (9), a lifting rod (11) inserted into the rod hole, an anti-drop cap (12) fixedly connected to the top end of the lifting rod (11), and the anti-drop cap (12) is arranged in the first pressing sleeve (8), a pressing block (13) fixedly connected to the top end of the lifting rod (11), a second spring (14) fixedly connected between the pressing block (13) and the top inner wall of the second pressing sleeve (9), and the second spring (14) is sleeved on the lifting rod (11).

2. A gasket punching device according to claim 1, characterized in that: A hole groove (15) is provided in the fixing rod (3), a pipe groove (10) is provided in the bottom of the workbench (1), an air box (16) is installed at the bottom end of one side of the workbench (1), a negative pressure pump (17) is installed on the air box (16), the output port of the negative pressure pump (17) is connected to an exhaust pipe (18), the input port of the negative pressure pump (17) is connected to an air intake pipe (19), the air intake pipe (19) is arranged in the pipe groove (10), and the other end of the air intake pipe (19) is arranged in the hole groove (15).

3. A gasket punching device according to claim 1, characterized in that: The workbench (1) is provided with a rectangular through slot (20), a long push plate (21) is inserted into the rectangular through slot (20), an L-shaped support plate (22) is installed on one side of the workbench (1), a second pneumatic cylinder (23) is installed on the L-shaped support plate (22), a second pneumatic rod is mounted on the action end of the second pneumatic cylinder (23), the other end of the second pneumatic rod is fixedly connected to the long push plate (21), a waste sheet collection groove (24) is welded on one side of the workbench (1) away from the second pneumatic cylinder (23), and the waste sheet collection groove (24) is arranged below the rectangular through slot (20).

4. A gasket punching device according to claim 1, characterized in that: A fixed short plate (25) is installed on one side of the top of the workbench (1), a third pneumatic cylinder (26) is installed on the fixed short plate (25), a third pneumatic rod is mounted on the action end of the third pneumatic cylinder (26), a short push plate (27) is fixedly connected to the other end of the third pneumatic rod, and a gasket collecting groove (28) is installed on one side of the workbench (1) away from the third pneumatic cylinder (26).

5. A gasket punching device according to claim 1, characterized in that: Rectangular plates (29) are fixedly connected to both sides of the circumferential surface of the second pressing sleeve (9), circular holes are opened on the two rectangular plates (29), movable rods (30) are inserted into the two circular holes, and rod caps are fixedly connected to the top ends of the two movable rods (30).

6. A gasket punching device according to claim 5, characterized in that: The bottom ends of the two movable rods (30) are both fixedly connected with a pressing plate (31), a third spring (32) is fixedly connected between the pressing plate (31) and the rectangular plate (29), and the third spring (32) is sleeved on the movable rod (30).

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