Stamping and blanking device for silencing sheet

Abstract

The utility model discloses a silencing piece stamping and blanking device, and belongs to the technical field of silencing piece machining. A silencing piece punching and blanking device comprises a punching machine used for punching silencing pieces, a bearing seat used for collecting silencing piece punching waste is installed on the punching machine, a blanking assembly is arranged on the bearing seat and comprises a blanking channel formed in the bearing seat, a plurality of moving grooves are formed in the upper middle portion of the blanking channel, and the moving grooves are communicated with the bearing seat. A supporting rod is slidably connected into the moving groove, a supporting block is arranged at the end, facing the discharging channel, of the supporting rod, a tightening assembly used for adjusting the position of the supporting block is installed at the other end of the supporting rod, and a discharging manifold is connected to the middle of the discharging channel. The supporting rods capable of stretching out and drawing back on the moving grooves are arranged, the supporting blocks are fixedly connected to the ends of the supporting rods, the three supporting blocks can be in butt joint to form a circular ring shape, a silencing piece stamping part on the bearing base can be supported, and excessive deformation of the stamping part is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of processing silencer sheets, and more specifically to a device for punching and blanking silencer sheets. Background Art

[0002] Sound-absorbing sheets are widely used in building wall panels, automobiles and other fields. Sound-absorbing sheets require stamping equipment to punch the sheets into porous sound-absorbing sheet structures.

[0003] During the stamping process of the existing silencer, since fine holes need to be punched out on the plate, the waste generated during the punching process needs to be collected, otherwise the waste will be scattered on the punching machine, making it inconvenient to clean the punching machine. The silencer is also prone to excessive deformation during the stamping process.

[0004] The existing silencer sheet punching device has the above-mentioned problems. In view of this, we propose a silencer sheet punching and blanking device. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] The utility model aims to provide a device for punching and blanking a silencer sheet, so as to solve the problem in the background technology that the existing device for punching and blanking a silencer sheet is inconvenient to collect waste.

[0007] 2. Technical solution

[0008] A device for stamping and blanking silencers comprises a punch press for stamping silencers, a receiving seat for collecting stamping waste of silencers installed on the punch press, a blanking assembly provided on the receiving seat, the blanking assembly comprising a blanking channel opened on the receiving seat, a plurality of movable grooves are provided in the middle and upper part of the blanking channel, a support rod is slidably connected inside the movable groove, a support block is provided at one end of the support rod facing the blanking channel, a tightening assembly for adjusting the position of the support block is installed on the other end of the support rod, a blanking manifold is connected to the middle part of the blanking channel, and a lifting block is installed inside the blanking channel.

[0009] Preferably, the tightening assembly includes a movable ring arranged on the outside of the receiving seat, the movable ring is provided with a wedge-shaped portion, a wedge-shaped block is installed at one end of the support rod, the wedge-shaped portion is slidingly connected to the inclined surface of the wedge-shaped block, and a locking assembly for fixing the movable ring is installed on the receiving seat.

[0010] Preferably, the locking assembly comprises a tooth groove installed on the outer wall of the receiving seat, and the movable ring is provided with a latch tooth connected to the limit spring.

[0011] Preferably, the blanking channel is provided with a receiving groove matched with the supporting block.

[0012] Preferably, a return spring is provided in the middle of the movable groove, and one end of the return spring is connected to the support rod.

[0013] Preferably, a dredging component for preventing waste materials of the silencer sheet from clogging the blanking channel is provided on one side of the blanking channel, and the dredging component includes a dredging rod installed on one side of the blanking channel, and the dredging rod is arranged toward the blanking manifold.

[0014] Preferably, a connecting pipe is installed on one side of the receiving seat, the dredging rod is slidably arranged inside the connecting pipe, one end of the connecting pipe is connected to the material dropping channel, a connecting rod is fixedly provided at one end of the dredging rod, the connecting rod is slidably connected to the connecting pipe, and the other end of the connecting rod is provided with a telescopic component for driving the dredging rod to reciprocate.

[0015] Preferably, the telescopic assembly comprises a turntable and a support plate hinged at an eccentric position of the turntable, and the other end of the support plate is hinged to the connecting rod.

[0016] 3. Beneficial effects

[0017] Compared with the prior art, the advantages of the present invention are:

[0018] 1. The utility model provides a support rod that can be extended and retracted on the movable groove, and the support block is fixedly connected to the end of the support rod. The three support blocks can be connected to form a circular ring, which can support the stamping part of the silencer on the receiving seat to avoid excessive deformation of the stamping part.

[0019] 2. The utility model sets a material discharge manifold, which is located on one side of the middle of the material discharge channel. The dredging rod is arranged opposite to the material discharge manifold. The dredging rod can push the stamping waste inside the material discharge channel into the material discharge manifold, so as to facilitate the clearing of the stamping waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model on the right side;

[0021] Figure 2 It is a schematic diagram of the overall structure of the utility model on the left side;

[0022] Figure 3 For the utility model Figure 2 Schematic diagram of the cross section at AA in the middle;

[0023] Figure 4 For the utility model Figure 3 The enlarged view of point A in the middle;

[0024] Figure 5 For the utility model Figure 3 Enlarged view of point B in the middle.

[0025] Explanation of the numbers in the figure: 1. Punch; 2. Receiver; 3. Blanking channel; 4. Moving groove; 5. Support rod; 6. Support block; 7. Blanking manifold; 8. Lifting block; 9. Moving ring; 10. Wedge-shaped part; 11. Wedge block; 12. Tooth groove; 13. Limit spring; 14. Clamping tooth; 15. Storage groove; 16. Reset spring; 17. Clearing rod; 18. Connecting pipe; 19. Connecting rod; 20. Turntable; 21. Support plate. DETAILED DESCRIPTION

[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0027] In the description of the present invention, "plurality" means two or more than two, unless otherwise clearly and specifically defined.

[0028] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0029] See also Figure 1-5 ,The utility model provides a technical solution:

[0030] A device for stamping and blanking a silencer sheet comprises a punch press 1 for stamping a silencer sheet, a receiving seat 2 for collecting stamping waste of the silencer sheet being installed on the punch press 1, a blanking assembly being provided on the receiving seat 2, the blanking assembly comprising a blanking channel 3 opened on the receiving seat 2, a plurality of movable grooves 4 being provided in the middle and upper part of the blanking channel 3, a support rod 5 being slidably connected inside the movable groove 4, a support block 6 being provided at one end of the support rod 5 facing the blanking channel 3, a tightening assembly for adjusting the position of the support block 6 being installed at the other end of the support rod 5, a blanking manifold 7 being connected to the middle part of the blanking channel 3, and a lifting block 8 being installed inside the blanking channel 3.

[0031] The utility model is provided with a punch press 1, a receiving seat 2 is installed on the punch press 1, a blanking channel 3 is installed in the middle of the receiving seat 2, a movable groove 4 is located on the side of the receiving seat 2, there are three movable grooves 4, a support rod 5 is slidably connected with the movable groove 4, a support block 6 is located at the end of the support rod 5, the support block 6 is arranged upward, the support block 6 is arc-shaped, and the three support blocks 6 can be connected to form a circle, which is convenient for supporting the upper stamping raw material, and the tightening assembly can make the support block 6 approach inward through the support rod 5, the blanking manifold 7 is connected with the blanking channel 3, and the stamped waste will enter the blanking manifold 7 through the blanking channel 3, which is convenient for the waste to be discharged, and the lifting block 8 can support the support block 6 to avoid stamping deformation.

[0032] Specifically, the tightening assembly includes a movable ring 9 arranged on the outside of the receiving seat 2, a wedge-shaped portion 10 is provided on the movable ring 9, a wedge-shaped block 11 is installed at one end of the support rod 5, the wedge-shaped portion 10 is slidably connected to the inclined surface of the wedge-shaped block 11, and a locking assembly for fixing the movable ring 9 is installed on the receiving seat 2; by setting the movable ring 9, the movable ring 9 is located on the outside of the receiving seat 2, the wedge-shaped portion 10 and the wedge-shaped block 11 can slide relative to each other, and the movable ring 9 can be raised and lowered on the receiving seat 2, thereby facilitating the movement of the support block 6.

[0033] Furthermore, the locking assembly includes a tooth groove 12 installed on the outer wall of the receiving seat 2, and a latch tooth 14 connected to a limit spring 13 is installed on the movable ring 9; by setting the tooth groove 12, the tooth groove 12 is opened on the outer wall of the receiving seat 2, the latch tooth 14 is plugged into the tooth groove 12, and the latch tooth 14 is connected through the limit spring 13, which can facilitate the fixation of the movable ring 9.

[0034] It is worth noting that a receiving groove 15 matching with the support block 6 is provided on the blanking channel 3; by providing the receiving groove 15, the support block 6 can be moved into the receiving groove 15, so as to facilitate the falling of the stamping waste.

[0035] It is worth noting that a return spring 16 is provided in the middle of the movable groove 4 , and one end of the return spring 16 is connected to the support rod 5 ; by providing the return spring 16 , the return spring 16 can reset the support rod 5 , making it convenient for the support block 6 to enter the storage groove 15 .

[0036] In addition, one side of the receiving seat 2 is provided with a dredging component for preventing the waste material of the silencer sheet from clogging the blanking channel 3, and the dredging component includes a dredging rod 17 installed on one side of the blanking channel 3, and the dredging rod 17 is arranged toward the blanking manifold 7; by setting the dredging rod 17, the dredging rod 17 is located on one side of the blanking channel 3, and one end of the dredging rod 17 can be extended into the blanking channel 3, so as to facilitate the waste material entering the blanking channel 3 to enter the blanking manifold 7.

[0037] It must be said that a connecting pipe 18 is installed on one side of the receiving seat 2, and the dredging rod 17 is slidably arranged inside the connecting pipe 18. One end of the connecting pipe 18 is connected with the blanking channel 3. A connecting rod 19 is fixed to one end of the dredging rod 17. The connecting rod 19 is slidably connected with the connecting pipe 18, and the other end of the connecting rod 19 is provided with a telescopic component for driving the dredging rod 17 to reciprocate. By setting the connecting pipe 18, the connecting pipe 18 is located on one side of the receiving seat 2, the connecting pipe 18 is connected with the blanking channel 3, and the connecting rod 19 is located at one end of the dredging rod 17. The dredging rod 17 can be driven to move by the connecting rod 19, so as to facilitate the cleaning of the waste inside the blanking channel 3.

[0038] More specifically, the telescopic assembly includes a turntable 20 and a support plate 21 hinged at an eccentric position of the turntable 20, and the other end of the support plate 21 is hinged to the connecting rod 19; by setting the turntable 20 and the support plate 21, the turntable 20 rotates on one side of the connecting pipe 18, one end of the support plate 21 is installed at an eccentric position of the turntable 20, and the other end of the support plate 21 is hinged to the connecting rod 19. The rotation of the turntable 20 can drive the dredging rod 17 to move back and forth, and can clean the waste inside the blanking channel 3.

[0039] Working principle: During the stamping process of the silencer, first, the support block 6 is moved into the blanking channel 3 by moving the moving ring 9 upward, so that the three support blocks 6 are spliced ​​into a circular ring, and then the lifting block 8 is raised so that the lifting block 8 supports the bottom of multiple support blocks 6, and then the silencer raw material is stamped. During the stamping process, the stamped waste will enter the blanking channel 3. After a certain amount of waste is accumulated on the support block 6, the lifting block 8 is moved downward so that the top surface of the lifting block 8 and the bottom of the blanking manifold 7 are located on the same plane. At this time, the stamped waste will follow the lifting block 8 to move to one side of the blanking manifold 7, and then the turntable 20 is rotated. The turntable 20 can drive the connecting rod 19 and the dredging rod 17 to extend and retract in the connecting pipe 18 through the support plate 21. The extension and retraction of the dredging rod 17 can push the waste on the lifting block 8 into the blanking manifold 7, thereby completing the purpose of blanking the waste stamped out of the silencer.

[0040] 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. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A device for punching and blanking a sound-absorbing sheet, comprising a punching machine (1) for punching a sound-absorbing sheet, characterized in that: The punch press (1) is provided with a receiving seat (2) for collecting stamping waste of silencer plates, the receiving seat (2) is provided with a blanking assembly, the blanking assembly comprises a blanking channel (3) opened on the receiving seat (2), a plurality of movable grooves (4) are provided in the middle and upper part of the blanking channel (3), a support rod (5) is slidably connected inside the movable groove (4), a support block (6) is provided at one end of the support rod (5) facing the blanking channel (3), a tightening assembly for adjusting the position of the support block (6) is installed at the other end of the support rod (5), a blanking manifold (7) is connected to the middle part of the blanking channel (3), and a lifting block (8) is installed inside the blanking channel (3).

2. A device for punching and blanking a sound-absorbing sheet according to claim 1, characterized in that: The tightening assembly comprises a movable ring (9) arranged on the outside of the receiving seat (2), the movable ring (9) is provided with a wedge-shaped portion (10), one end of the support rod (5) is installed with a wedge-shaped block (11), the wedge-shaped portion (10) is slidably connected to the inclined surface of the wedge-shaped block (11), and a locking assembly for fixing the movable ring (9) is installed on the receiving seat (2).

3. A device for punching and blanking a sound-absorbing sheet according to claim 2, characterized in that: The locking assembly comprises a tooth groove (12) mounted on the outer wall of the receiving seat (2), and a latching tooth (14) connected to a limit spring (13) is mounted on the moving ring (9).

4. A device for punching and blanking a sound-absorbing sheet according to claim 1, characterized in that: The blanking channel (3) is provided with a receiving groove (15) which matches with the supporting block (6).

5. A device for punching and blanking a sound-absorbing sheet according to claim 4, characterized in that: A return spring (16) is provided in the middle of the movable groove (4), and one end of the return spring (16) is connected to the support rod (5).

6. A device for punching and blanking a sound-absorbing sheet according to claim 1, characterized in that: A dredging assembly for preventing waste muffler sheets from clogging the blanking channel (3) is provided on one side of the receiving seat (2); the dredging assembly comprises a dredging rod (17) installed on one side of the blanking channel (3); the dredging rod (17) is arranged toward the blanking manifold (7).

7. A device for punching and blanking a sound-absorbing sheet according to claim 6, characterized in that: A connecting pipe (18) is installed on one side of the receiving seat (2), and the dredging rod (17) is slidably arranged inside the connecting pipe (18). One end of the connecting pipe (18) is connected to the material dropping channel (3). A connecting rod (19) is fixedly arranged at one end of the dredging rod (17), and the connecting rod (19) is slidably connected to the connecting pipe (18). The other end of the connecting rod (19) is provided with a telescopic component for driving the dredging rod (17) to reciprocate.

8. A device for punching and blanking a sound-absorbing sheet according to claim 7, characterized in that: The telescopic assembly comprises a rotating disk (20) and a support plate (21) hinged at an eccentric position of the rotating disk (20), and the other end of the support plate (21) is hinged to a connecting rod (19).

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