Punching device for silencer machining

Abstract

The utility model provides a punching device for silencer machining, belongs to the technical field of motorcycle silencer machining, and aims to solve the problem that a cylinder possibly deforms under pressure due to the fact that the interior of the cylinder is of a hollow structure. Comprising a punching table; a protection structure is fixedly arranged at the top of the punching table, and a punching mechanism is fixedly arranged on one side of the top of the punching table. An auxiliary assembly is fixedly arranged at the top of the punching mechanism, and a driving structure is fixedly arranged on the outer side of the bottom of the punching mechanism. Through the arrangement of the linear arrangement type supporting rods and the supporting plate, the punching position of the to-be-machined hush pipe can be supported; the phenomenon that the punching position of the to-be-machined hush pipe is deformed during punching is prevented; by arranging a spring piece and a guide rod, the stability of the transverse plate in the up-down moving process can be enhanced; and therefore, compared with an existing punching device, the cylinder punching device can more effectively avoid the phenomenon that the cylinder deforms.

Description

Technical Field

[0001] The utility model belongs to the technical field of motorcycle muffler processing, and more specifically, particularly relates to a punching device for muffler processing. Background Art

[0002] A motorcycle muffler is a device used to reduce the sound of engine emissions; the muffler of a motorcycle exhaust pipe is usually composed of a porous cylinder and a soundproof plate; the porous cylinder requires a punching device for punching processing.

[0003] When the existing punching device performs punching processing on the cylinder, the cylinder may be deformed when receiving pressure because the inside of the cylinder is a hollow structure; and after the existing punching device punches the cylinder once, the staff needs to manually rotate the cylinder by a certain angle to achieve the effect of fully punching the cylinder; and manually rotating the cylinder is not only time-consuming and labor-intensive, but may also result in uneven circumferential spacing of the punched holes. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a punching device for muffler processing to solve the problem mentioned in the above background technology that the cylinder is hollow inside and may deform when receiving pressure; and there may also be uneven circumferential spacing of the punching holes.

[0005] The utility model is a punching device for muffler processing, which is achieved by the following specific technical means:

[0006] A punching device for processing a muffler, comprising a punching table; a fixed seat is fixedly arranged on one side of the top of the punching table, and a driving screw is rotatably arranged inside the other side of the punching table; a sliding seat is arranged on the outside of the driving screw through a threaded connection, and the bottom of the sliding seat is slidably arranged inside the punching table through a dovetail groove; a clamping head A is rotatably arranged inside the top side of the fixed seat, and a clamping head B is rotatably arranged inside the top side of the sliding seat; the clamping head A and the clamping head B are located on the same axis, and the insides of the clamping heads A and B are both arranged as hollow structures, and the muffler pipe to be processed is clamped and fixed between the clamping heads A and B; a ratchet is installed on the outside of the clamping head A, and a gear is installed on the outside of the ratchet;

[0007] A protective structure is fixedly arranged on the top of the punching platform, and a punching mechanism is fixedly arranged on one side of the top of the punching platform; an auxiliary component is fixedly arranged on the top of the punching mechanism, and a driving structure is fixedly arranged on the outer side of the bottom of the punching mechanism.

[0008] In at least some embodiments, the protective structure includes: a vertical frame, a horizontal rod, a support rod, a support plate and a stamping die hole; the vertical frame is fixedly arranged on one side of the top of the punching table; one end of the horizontal rod is fixedly arranged inside the vertical frame, and the horizontal rod is located between the clamping head A and the inner side of the silencer to be processed; the support rod is fixedly arranged in a straight line at the top of the horizontal rod; the support plate is fixedly arranged at the top of the support rod, and the upper surface of the support plate is in contact with the inner wall of the silencer to be processed; the stamping die holes are arranged in a straight line inside the support plate.

[0009] In at least some embodiments, the punching mechanism includes: a punching frame, a cylinder, a cross plate and a guide rod; the punching frame is fixedly arranged on one side of the top of the punching table; the cylinder is fixedly arranged on the top of the punching frame; the cross plate is fixedly arranged on the bottom end of the telescopic end of the cylinder; the guide rod is fixedly arranged on both sides of the top of the cross plate, and the guide rod is slidably arranged inside the top side of the punching frame, and a spring member is arranged between the top of the guide rod and the top of the punching frame.

[0010] In at least some embodiments, the punching mechanism further includes: a punching cutter head; the punching cutter head is fixedly arranged at the bottom of the horizontal plate, and the punching cutter heads are arranged in a straight line, and the punching cutter heads are located directly above the punching die hole.

[0011] In at least some embodiments, the auxiliary component includes: an auxiliary cylinder, a sliding rod and a piston plate A; the auxiliary cylinder is fixedly arranged on the top of the punching frame; the sliding rod is slidably arranged inside the bottom side of the auxiliary cylinder, and a spring member is arranged between the bottom end of the sliding rod and the bottom of the auxiliary cylinder, and the bottom end of the sliding rod is in contact with the top of the cross plate; the piston plate A is fixedly arranged on the top of the sliding rod, and the piston plate A is slidably arranged inside the auxiliary cylinder, and liquid is filled between the top of the piston plate A and the inside of the auxiliary cylinder.

[0012] In at least some embodiments, the driving structure includes: a fixed frame, a fixed cylinder, a driving rod, a piston plate B and a tooth plate; the fixed frame is fixedly arranged on the outer side of the bottom of the punching frame; the fixed cylinder is fixedly arranged on the outer side of the fixed frame; the driving rod is slidably arranged inside one side of the fixed cylinder, and the driving rod is arranged in a hexagonal shape; the piston plate B is fixedly arranged at one end of the driving rod, and the piston plate B is slidably arranged inside the fixed cylinder, and liquid is filled between the piston plate B and the inside of the fixed cylinder; the tooth plate is fixedly arranged at the other end of the driving rod, and the tooth plate is meshed with the gear.

[0013] In at least some embodiments, the auxiliary component also includes: a connecting conduit; one end of the connecting conduit is fixedly disposed inside the top side of the auxiliary tube, and the other end of the connecting conduit is fixedly disposed inside the fixed tube, and the liquid inside the auxiliary tube and the liquid inside the fixed tube flow through the connecting conduit.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. In the utility model, by providing a linearly arranged support rod and a support plate, the punching position of the silencer pipe to be processed can be supported; it is beneficial to prevent the punching position of the silencer pipe to be processed from being deformed during punching; by providing a spring member and a guide rod, the stability of the horizontal plate during the up and down movement can be enhanced; it is beneficial to enhance the punching effect of the punching cutter head; and thus, compared with the existing punching device, it can more effectively avoid the deformation of the cylinder.

[0016] 2. In the utility model, by providing a sliding rod and a piston plate A, when the horizontal plate moves upward, the sliding rod can squeeze the liquid inside the auxiliary cylinder into the fixed cylinder through the piston plate A; the piston plate B drives the tooth plate to slide through the driving rod; and then after the punching head punches once, the tooth plate will drive the silencer to be processed to rotate a certain angle through the gear and the clamping head A and the clamping head B; and then the hole spacing on the silencer to be processed can be made more uniform, and the time-consuming and labor-intensive phenomenon of manually rotating the cylinder can be avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 It is a structural schematic diagram of the protective structure of the utility model.

[0019] Figure 3 It is a structural schematic diagram of the clamping head A and the gear of the utility model.

[0020] Figure 4 It is a schematic diagram of the connection structure of the punching mechanism, auxiliary components and driving structure of the utility model.

[0021] Figure 5 It is a schematic cross-sectional structural diagram of the auxiliary cylinder of the utility model.

[0022] Figure 6 It is a schematic cross-sectional structural diagram of the fixing cylinder of the utility model.

[0023] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0024] 1. Punching table; 101. Fixed seat; 102. Driving screw; 103. Sliding seat; 104. Clamping head A; 105. Clamping head B; 106. Gear;

[0025] 2. Protective structure; 201. Vertical frame; 202. Crossbar; 203. Support bar; 204. Support plate; 205. Punching die hole;

[0026] 3. Silencer pipe to be processed;

[0027] 4. Punching mechanism; 401. Punching frame; 402. Cylinder; 403. Horizontal plate; 404. Guide rod; 405. Punching cutter head;

[0028] 5. Auxiliary components; 501. Auxiliary cylinder; 502. Connecting conduit; 503. Sliding rod; 504. Piston plate A;

[0029] 6. Driving structure; 601. Fixed frame; 602. Fixed cylinder; 603. Driving rod; 604. Piston plate B; 605. Tooth plate. DETAILED DESCRIPTION

[0030] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0031] Embodiment 1:

[0032] As attached Figure 1 To Attachment Figure 6 As shown:

[0033] The utility model provides a punching device for muffler processing, comprising a punching platform 1; a fixed seat 101 is fixedly arranged on one side of the top of the punching platform 1, and a driving screw 102 is rotatably arranged inside the other side of the punching platform 1; a sliding seat 103 is arranged on the outer side of the driving screw 102 through a threaded connection, and the bottom of the sliding seat 103 is slidably arranged inside the punching platform 1 through a dovetail groove; a clamping head A104 is rotatably arranged inside the top side of the fixed seat 101, and a clamping head B105 is rotatably arranged inside the top side of the sliding seat 103; the clamping head A104 and the clamping head B105 are located on the same axis, and the insides of the clamping heads A104 and B105 are both arranged as hollow structures, and the muffler pipe 3 to be processed is clamped and fixed between the clamping heads A104 and B105; a ratchet is installed on the outer side of the clamping head A104, and a gear 106 is installed on the outer side of the ratchet;

[0034] In the embodiment of the present disclosure, a protective structure 2 is fixedly provided on the top of the punching table 1, and a punching mechanism 4 is fixedly provided on one side of the top of the punching table 1; an auxiliary component 5 is fixedly provided on the top of the punching mechanism 4, and a driving structure 6 is fixedly provided on the outer side of the bottom of the punching mechanism 4; the punching mechanism 4 includes: a punching frame 401, a cylinder 402, a cross plate 403, a guide rod 404 and a punching cutter head 405; the punching frame 401 is fixedly provided on one side of the top of the punching table 1; the cylinder 402 is fixedly provided on the top of the punching frame 401; the cross plate 403 is fixedly provided on the bottom end of the telescopic end of the cylinder 402; the guide rod 404 is fixed It is arranged on both sides of the top of the horizontal plate 403, and the guide rod 404 is slidably arranged inside the top side of the punching frame 401, and a spring member is arranged between the top of the guide rod 404 and the top of the punching frame 401; the punching head 405 is fixedly arranged at the bottom of the horizontal plate 403, and the punching head 405 is arranged in a straight line, and the punching head 405 is located directly above the stamping die hole 205; its specific function is: by arranging the spring member and the guide rod 404, the stability of the horizontal plate 403 and the punching head 405 during the up and down movement can be enhanced; it is beneficial to enhance the punching effect of the silencer pipe 3 to be processed.

[0035] Embodiment 2:

[0036] As attached Figure 1 With attached Figure 2 As shown: on the basis of embodiment one, the protective structure 2 includes: a vertical frame 201, a horizontal bar 202, a support bar 203, a support plate 204 and a stamping die hole 205; the vertical frame 201 is fixedly arranged on one side of the top of the punching table 1; one end of the horizontal bar 202 is fixedly arranged inside the vertical frame 201, and the horizontal bar 202 is located between the clamping head A104 and the inner side of the silencer pipe 3 to be processed; the support bar 203 is fixedly arranged on the top of the horizontal bar 202 in a straight line; the support plate 204 is fixedly arranged on the top of the support bar 203, and the upper surface of the support plate 204 is in contact with the inner wall of the silencer pipe 3 to be processed; the stamping die hole 205 is arranged in a straight line inside the support plate 204; its specific function is: by providing the support bar 203 and the support plate 204, the punching position of the silencer pipe 3 to be processed can be supported; it is beneficial to prevent the punching position of the silencer pipe 3 to be processed from deforming.

[0037] Embodiment three:

[0038] As attached Figure 4 To Attachment Figure 6As shown: On the basis of the first and second embodiments, the auxiliary component 5 includes: an auxiliary cylinder 501, a sliding rod 503 and a piston plate A504; the auxiliary cylinder 501 is fixedly arranged on the top of the punching frame 401; the sliding rod 503 is slidably arranged inside the bottom side of the auxiliary cylinder 501, and a spring member is arranged between the bottom end of the sliding rod 503 and the bottom of the auxiliary cylinder 501, and the bottom end of the sliding rod 503 is in contact with the top of the cross plate 403; the piston plate A504 is fixedly arranged on the top of the sliding rod 503, and the piston plate A504 is slidably arranged on the auxiliary cylinder 501, and the space between the top of the piston plate A504 and the inside of the auxiliary cylinder 501 is filled with liquid; the driving structure 6 includes: a fixed frame 601, a fixed cylinder 602, a driving rod 603, a piston plate B604 and a tooth plate 605; the fixed frame 601 is fixedly arranged on the outside of the bottom of the punching frame 401; the fixed cylinder 602 is fixedly arranged on the outside of the fixed frame 601; the driving rod 603 is slidably arranged inside one side of the fixed cylinder 602, and the driving rod 603 is set in a hexagonal shape; the piston plate B604 is fixedly arranged at one end of the driving rod 603, and The piston plate B604 is slidably arranged inside the fixed cylinder 602, and the space between the piston plate B604 and the fixed cylinder 602 is filled with liquid; the tooth plate 605 is fixedly arranged at the other end of the driving rod 603, and the tooth plate 605 is meshed with the gear 106; the auxiliary component 5 also includes: a connecting conduit 502; one end of the connecting conduit 502 is fixedly arranged inside the top side of the auxiliary cylinder 501, and the other end of the connecting conduit 502 is fixedly arranged inside the fixed cylinder 602, and the liquid inside the auxiliary cylinder 501 and the liquid inside the fixed cylinder 602 are connected through The conduit 502 is circulated; its specific function is: by setting a sliding rod 503 and a piston plate A504, when the horizontal plate 403 moves upward, the sliding rod 503 can squeeze the liquid inside the auxiliary cylinder 501 into the fixed cylinder 602 through the piston plate A504; the piston plate B604 drives the tooth plate 605 to slide through the driving rod 603; and then after the punching head 405 punches once, the tooth plate 605 will drive the silencer pipe 3 to be processed to rotate a certain angle through the gear 106 and the clamping head A104 and the clamping head B105.

[0039] The specific usage and function of this embodiment are as follows:

[0040] In the utility model, when in use, the silencer pipe to be processed is placed between the clamping head A104 and the clamping head B105, and then the driving screw 102 is rotated by the hand wheel, and the driving screw 102 drives the sliding seat 103 and the internal clamping head B105 to slide horizontally, so that the clamping head A104 and the clamping head B105 clamp and fix the silencer pipe 3 to be processed; and make the inner wall of the silencer pipe 3 to be processed fit with the upper surface of the support plate 204; then start the cylinder 402, and the cylinder 402 drives the cross plate 403 to move downward steadily through the guide rod 404 and the spring member; so that the linearly arranged punching cutter head 405 punches the silencer pipe 3 to be processed once through the linearly arranged stamping die hole 205; Then, the horizontal plate 403 is moved upward. When the punching cutter head 405 completely slides out of the silencer pipe 3 to be processed, the top of the horizontal plate 403 fits with the bottom end of the sliding rod 503. Then, the horizontal plate 403 is continued to rise, so that the sliding rod 503 drives the piston plate A504 to move upward, so that the piston plate A504 squeezes the liquid inside the auxiliary cylinder 501 into the fixed cylinder 602 through the connecting conduit 502; the piston plate B604 drives the driving rod 603 to slide outward, and the driving rod 603 drives the tooth plate 605 to slide; the tooth plate 605 drives the clamping head A104 to rotate through the gear 106 and the ratchet, and the clamping head A104 drives the silencer pipe 3 to be processed to rotate a certain angle through the clamping head B105;

[0041] When the cross plate 403 and the punching head 405 descend again to punch the silencer pipe 3 to be processed, the spring member drives the sliding rod 503 to slide downward and reset, so that the liquid inside the fixed cylinder 602 is drawn into the auxiliary cylinder 501, so that the driving rod 603 drives the tooth plate 605 to reset, and the tooth plate 605 drives the gear 106 to rotate in the opposite direction, and the gear 106 cannot drive the clamping head A104 to rotate in the opposite direction through the one-way transmission structure of the ratchet; thereby, the silencer pipe 3 to be processed will rotate a certain angle in turn; until the entire circumferential surface of the silencer pipe 3 to be processed is punched.

Claims

1. A punching device for muffler processing, characterized in that: include: A punching table (1); a fixed seat (101) is fixedly arranged on one side of the top of the punching table (1), and a driving screw (102) is rotatably arranged inside the other side of the punching table (1); a sliding seat (103) is arranged on the outside of the driving screw (102) through a threaded connection, and the bottom of the sliding seat (103) is slidably arranged inside the punching table (1) through a dovetail groove; a clamping head A (104) is rotatably arranged inside the top side of the fixed seat (101), and the sliding seat (10 3) A clamping head B (105) is rotatably arranged inside the top side; the clamping head A (104) and the clamping head B (105) are located on the same axis, and the inside of the clamping head A (104) and the clamping head B (105) are both arranged as hollow structures, and the silencer pipe (3) to be processed is clamped and fixed between the clamping head A (104) and the clamping head B (105); a ratchet is installed on the outside of the clamping head A (104), and a gear (106) is installed on the outside of the ratchet; A protective structure (2) is fixedly arranged on the top of the punching platform (1), and a punching mechanism (4) is fixedly arranged on one side of the top of the punching platform (1); an auxiliary component (5) is fixedly arranged on the top of the punching mechanism (4), and a driving structure (6) is fixedly arranged on the outer side of the bottom of the punching mechanism (4).

2. A punching device for muffler processing according to claim 1, characterized in that: The protective structure (2) comprises: a vertical frame (201), a horizontal bar (202), a support bar (203), a support plate (204) and a punching die hole (205); the vertical frame (201) is fixedly arranged on one side of the top of the punching table (1); one end of the horizontal bar (202) is fixedly arranged inside the vertical frame (201), and the horizontal bar (202) is located between the clamping head A (104) and the inner side of the silencer pipe (3) to be processed; the support bar (203) is fixedly arranged on the top of the horizontal bar (202) in a straight line; the support plate (204) is fixedly arranged on the top of the support bar (203), and the upper surface of the support plate (204) is in contact with the inner wall of the silencer pipe (3) to be processed; and the punching die hole (205) is arranged in a straight line inside the support plate (204).

3. A punching device for muffler processing according to claim 2, characterized in that: The punching mechanism (4) comprises: a punching frame (401), a cylinder (402), a horizontal plate (403) and a guide rod (404); the punching frame (401) is fixedly arranged on one side of the top of the punching platform (1); the cylinder (402) is fixedly arranged on the top of the punching frame (401); the horizontal plate (403) is fixedly arranged on the bottom end of the telescopic end of the cylinder (402); the guide rod (404) is fixedly arranged on both sides of the top of the horizontal plate (403), and the guide rod (404) is slidably arranged inside the top side of the punching frame (401), and a spring member is arranged between the top of the guide rod (404) and the top of the punching frame (401).

4. A punching device for muffler processing according to claim 3, characterized in that: The punching mechanism (4) further comprises: a punching cutter head (405); the punching cutter head (405) is fixedly arranged at the bottom of the horizontal plate (403), and the punching cutter heads (405) are arranged in a straight line, and the punching cutter heads (405) are located directly above the punching die hole (205).

5. A punching device for muffler processing according to claim 1, characterized in that: The auxiliary component (5) comprises: an auxiliary cylinder (501), a sliding rod (503) and a piston plate A (504); the auxiliary cylinder (501) is fixedly arranged on the top of the punching frame (401); the sliding rod (503) is slidably arranged inside the bottom side of the auxiliary cylinder (501), and a spring member is arranged between the bottom end of the sliding rod (503) and the bottom of the auxiliary cylinder (501), and the bottom end of the sliding rod (503) is in contact with the top of the cross plate (403); the piston plate A (504) is fixedly arranged on the top of the sliding rod (503), and the piston plate A (504) is slidably arranged inside the auxiliary cylinder (501), and liquid is filled between the top of the piston plate A (504) and the inside of the auxiliary cylinder (501).

6. A punching device for muffler processing according to claim 5, characterized in that: The driving structure (6) comprises: a fixed frame (601), a fixed cylinder (602), a driving rod (603), a piston plate B (604) and a tooth plate (605); the fixed frame (601) is fixedly arranged on the outer side of the bottom of the punching frame (401); the fixed cylinder (602) is fixedly arranged on the outer side of the fixed frame (601); the driving rod (603) is slidably arranged inside one side of the fixed cylinder (602), and the driving rod (603) is arranged in a hexagonal shape; the piston plate B (604) is fixedly arranged on one end of the driving rod (603), and the piston plate B (604) is slidably arranged inside the fixed cylinder (602), and liquid is filled between the piston plate B (604) and the inside of the fixed cylinder (602); the tooth plate (605) is fixedly arranged on the other end of the driving rod (603), and the tooth plate (605) is meshed with the gear (106).

7. A punching device for muffler processing according to claim 6, characterized in that: The auxiliary component (5) further comprises: a connecting conduit (502); one end of the connecting conduit (502) is fixedly disposed inside the top side of the auxiliary cylinder (501), and the other end of the connecting conduit (502) is fixedly disposed inside the fixed cylinder (602), and liquid inside the auxiliary cylinder (501) and liquid inside the fixed cylinder (602) flow through the connecting conduit (502).

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