Steel pipe punching device

Abstract

The utility model relates to the field of steel pipe punching, and provides a steel pipe punching device which comprises a workbench, a supporting sliding supporting block assembly, a tail end clamping assembly, a punching clamping assembly, a punching assembly, a punching reciprocating feeding assembly and an auxiliary support. The tail end clamping assembly is arranged on the supporting sliding supporting block assembly, the auxiliary support is arranged on one side of the supporting sliding supporting block assembly, the punching clamping assembly is arranged on the auxiliary support, the punching assembly is arranged above the punching clamping assembly and used in cooperation with the punching clamping assembly, and the output end of the punching reciprocating feeding assembly is connected with the upper end of the punching assembly. The steel pipe punching machine is reasonable in structure, convenient to use, accurate in positioning when punching is conducted on a steel pipe, and capable of achieving automatic feeding and automatic punching.

Description

Technical Field

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

[0002] Steel pipe punching is a common metalworking technique that involves making holes in steel pipes to meet specific engineering needs.

[0003] As disclosed in application number: CN201720706309.1, a steel pipe punching machine includes a punching table, a first clamping device and a crossbeam arm, a base is fixed below the punching table, a second clamping device is arranged on the right side of the first clamping device, a left support column is fixed on the left side of the first clamping device, and a right support column is fixed on the right side of the second clamping device, a first traveling cylinder is installed on both the left support column and the right support column, a second traveling cylinder is installed on the crossbeam arm, a pressure plate is fixed below the second traveling cylinder, and a bracket and a motor are respectively arranged below the pressure plate, the motor is rotatably connected to the drill bit through a rotating shaft, and the drill bit is located below the motor.

[0004] However, the above device requires the punch to be aligned with the clamping device. Once the positioning is wrong, accurate drilling cannot be performed. Utility Model Content

[0005] In order to solve the problem that the above device requires the punch to be aligned with the clamping device, and once the positioning is wrong, accurate punching cannot be performed, the utility model provides a steel pipe punching device to solve this problem.

[0006] In order to achieve the above object, the utility model provides the following technical solutions:

[0007] A steel pipe punching device comprises: a workbench, a supporting sliding bracket assembly, a tail end clamping assembly, a punching clamping assembly, a punching assembly, a punching reciprocating feeding assembly and an auxiliary bracket, wherein the supporting sliding bracket assembly is fixedly mounted on the workbench, the tail end clamping assembly is arranged on the supporting sliding bracket assembly, the auxiliary bracket is arranged on one side of the supporting sliding bracket assembly, the punching clamping assembly is arranged on the auxiliary bracket, the punching assembly is arranged above the punching clamping assembly and is used in conjunction with the punching clamping assembly, the output end of the punching reciprocating feeding assembly is connected to the upper end of the punching assembly, and the punching reciprocating feeding assembly is arranged on the upper part of the auxiliary bracket.

[0008] Preferably, the supporting sliding bracket assembly includes: a slide rail, a slider and a mounting bracket, the slide rail is fixedly installed on the workbench, the slider is slidably set on the slide rail, the mounting bracket is fixedly installed on the slider, a slideway is set on the mounting bracket, and the tail end clamping assembly is set on the mounting bracket through the slideway.

[0009] Preferably, the tail end clamping assembly includes: a first clamping block, a second clamping block, a locking screw and a guide rod. The first clamping block and the second clamping block are arranged on the mounting plate through a slide. The first clamping block and the second clamping block are connected by a locking screw and a guide rod. The first clamping block and the second clamping block are used to clamp the tail end of the steel pipe.

[0010] Preferably, the punching clamping assembly includes: a first clamping drive cylinder, a second clamping drive cylinder, a third clamping block, a fourth clamping block, a first guide limit block and a second guide limit block. The first clamping drive cylinder and the second clamping drive cylinder are fixedly mounted on an auxiliary bracket. The output end of the first clamping drive cylinder is fixedly connected to the third clamping block, and the output end of the second clamping drive cylinder is fixedly connected to the fourth clamping block. The third clamping block and the fourth clamping block are used together to clamp the front end of the steel pipe. The first guide limit block is fixedly mounted on the upper side of the third clamping block, and the second guide limit block is fixedly mounted on the upper side of the fourth clamping block. The first guide limit block and the second guide limit block are used together to guide the punching assembly.

[0011] Preferably, the punching assembly includes: a punch, a punch mounting seat, a pad, a punch mounting plate and a punch driving cylinder, the punch is fixedly mounted on the punch mounting seat, the punch mounting seat is fixedly mounted on the punch mounting plate through the pad, the punch mounting plate is fixedly mounted on the output end of the punch driving cylinder, and the punch driving cylinder is fixedly mounted on the punching reciprocating feeding assembly.

[0012] Preferably, the punching reciprocating feeding assembly includes: a connecting plate, a guide rod assembly, a reciprocating feeding cylinder and a support frame, the connecting plate is L-shaped, one end of the connecting plate is fixedly connected to the punch driving cylinder, the other end of the connecting plate is connected to the output end of the reciprocating feeding cylinder, the reciprocating feeding cylinder is fixedly mounted on the support frame, the support frame is arranged on the auxiliary bracket, one end of the guide rod assembly is fixedly connected to the support frame, and the other end of the guide rod assembly is slidably connected to the connecting plate.

[0013] Preferably, the guide rod assembly comprises: a guide rod and a limit nut, one end of the guide rod is fixedly connected to the support frame, the other end of the guide rod is slidably connected to the connecting plate, and the limit nut is arranged at the other end of the guide rod.

[0014] Preferably, the auxiliary bracket is provided with reinforcing ribs on the lower side of the punching and clamping assembly.

[0015] The advantages of the utility model are: the utility model can automatically align the punch head with the clamping device by using the punching clamping assembly and the punching assembly to cooperate with punching, thereby improving the punching accuracy; by setting the punching reciprocating feeding assembly, the punching assembly can drive the steel pipe to move a step after the punching is completed and then move out of the hole, and then reset to perform the punching operation of the next hole, thereby realizing automatic feeding of the steel pipe. By using the tail end clamping assembly to maintain the stability of the steel pipe during the punching process, by using the supporting sliding support block assembly, it is convenient for the punching assembly to drive the steel pipe to move, thereby reducing resistance. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0017] Figure 1 It is a structural axonometric diagram of the utility model;

[0018] Figure 2 It is a side view of the utility model;

[0019] Figure 3 This is a structural isometric view of the supporting sliding bracket assembly of the utility model;

[0020] Figure 4 It is a structural isometric view of the tail end clamping assembly of the utility model;

[0021] Figure 5 It is a structural isometric view of the punching and clamping assembly of the utility model;

[0022] Figure 6 It is a structural isometric view of the punching assembly of the utility model;

[0023] Figure 7 It is a structural axial view of the punching reciprocating feeding assembly of the utility model;

[0024] Figure 8 It is a structural axonometric view of the auxiliary bracket of the utility model.

[0025] Description of reference numerals:

[0026] 1. Workbench; 2. Support sliding bracket assembly; 3. Tail end clamping assembly; 4. Punching clamping assembly; 5. Punching assembly; 6. Punching reciprocating feeding assembly; 7. Auxiliary bracket; 21. Slide rail; 22. Slider; 23. Mounting bracket; 231. Slide; 31. First clamping block; 32. Second clamping block; 33. Locking screw; 34. Guide rod; 41. First clamping drive cylinder; 42. Second clamping drive cylinder; 43. Third clamping block; 44. Fourth clamping block; 45. First guide limit block; 46. Second guide limit block; 51. Punch; 52. Punch mounting seat; 53. Pad; 54. Punch mounting plate; 55. Punch driving cylinder; 61. Connecting plate; 62. Guide rod assembly; 63. Reciprocating feeding cylinder; 64. Support frame; 621. Guide rod; 622. Limit nut; 71. Strengthening rib. DETAILED DESCRIPTION

[0027] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0028] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it 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 an indirect connection 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 invention can be understood by specific circumstances.

[0030] Embodiment 1, combined with Figure 1 and Figure 2 To explain:

[0031] A steel pipe punching device comprises: a workbench 1, a supporting sliding bracket assembly 2, a tail end clamping assembly 3, a punching clamping assembly 4, a punching assembly 5, a punching reciprocating feeding assembly 6 and an auxiliary bracket 7, wherein the supporting sliding bracket assembly 2 is fixedly mounted on the workbench 1, the tail end clamping assembly 3 is arranged on the supporting sliding bracket assembly 2, the auxiliary bracket 7 is arranged on one side of the supporting sliding bracket assembly 2, the punching clamping assembly 4 is arranged on the auxiliary bracket 7, the punching assembly 5 is arranged above the punching clamping assembly 4 and is used in conjunction with the punching clamping assembly 4, the output end of the punching reciprocating feeding assembly 6 is connected to the upper end of the punching assembly 5, and the punching reciprocating feeding assembly 6 is arranged on the upper part of the auxiliary bracket 7.

[0032] By using the punching clamping assembly 4 and the punching assembly 5 to cooperate with punching, the punch head and the clamping device can be automatically aligned to improve the punching accuracy. By setting the punching reciprocating feeding assembly 6, the punching assembly 5 can drive the steel pipe to move a step after the punching is completed and then move out of the hole, and then reset to perform the punching operation of the next hole, thereby realizing automatic feeding of the steel pipe. By using the tail end clamping assembly 3, the stability of the steel pipe during the punching process can be maintained, and by using the supporting sliding bracket assembly 2, it is convenient for the punching assembly to drive the steel pipe to move, reducing resistance.

[0033] Embodiment 2, based on embodiment 1, combined with Figure 3 To explain:

[0034] The supporting sliding bracket assembly 2 includes: a slide rail 21, a slider 22 and a mounting bracket 23. The slide rail 21 is fixedly installed on the workbench 1, the slider 22 is slidably set on the slide rail 21, the mounting bracket 23 is fixedly installed on the slider 22, and a slideway 231 is set on the mounting bracket 23. The tail end clamping assembly 3 is set on the mounting bracket 23 through the slideway 231.

[0035] With such configuration, the tail end clamping assembly 3 can slide along the slideway 231 , thereby reducing the resistance during movement.

[0036] Embodiment 3, based on embodiment 2, combined with Figure 4 To explain:

[0037] The tail end clamping assembly 3 includes: a first clamping block 31, a second clamping block 32, a locking screw 33 and a guide rod 34. The first clamping block 31 and the second clamping block 32 are arranged on the mounting bracket 23 through a slideway 231. The first clamping block 31 and the second clamping block 32 are connected by a locking screw 33 and a guide rod 34. The first clamping block 31 and the second clamping block 32 are used to clamp the tail end of the steel pipe. The locking screw 33 is arranged on a side close to the slideway 231, and the guide rod 34 is arranged on the opposite side of the locking screw 33. The clamping areas of the first clamping block 31 and the second clamping block 32 are provided with anti-slip pads.

[0038] With such arrangement, the first clamping block 31 and the second clamping block 32 can clamp the rear end of the steel pipe by tightening the locking screw 33 , and the stability can be ensured by arranging the guide rod 34 .

[0039] Embodiment 4, based on embodiment 3, combined with Figure 5 To explain:

[0040] The punching clamping assembly 4 includes: a first clamping drive cylinder 41, a second clamping drive cylinder 42, a third clamping block 43, a fourth clamping block 44, a first guide stopper 45 and a second guide stopper 46. The first clamping drive cylinder 41 and the second clamping drive cylinder 42 are fixedly mounted on the auxiliary bracket 7. The output end of the first clamping drive cylinder 41 is fixedly connected to the third clamping block 43, and the output end of the second clamping drive cylinder 42 is fixedly connected to the fourth clamping block 44. The third clamping block 43 and the fourth clamping block 44 are used together to clamp the front end of the steel pipe. The first guide stopper 45 is fixedly mounted on the upper side of the third clamping block 43, and the second guide stopper 46 is fixedly mounted on the upper side of the fourth clamping block 44. The first guide stopper 45 and the second guide stopper 46 are used together to guide the punching assembly 5. The clamping areas of the third clamping block 43 and the fourth clamping block 44 are provided with anti-slip pads.

[0041] In this way, the automation and controllability of the equipment are improved by setting the first clamping drive cylinder 41 and the second clamping drive cylinder 42, the front end of the steel pipe can be clamped by setting the third clamping block 43 and the fourth clamping block 44, and the first guide limit block 45 and the second guide limit block 46 can facilitate punching by the punch and prevent the punch from being deflected.

[0042] Embodiment 5, based on embodiment 4, combined with Figure 6 To explain:

[0043] The punching assembly 5 includes: a punch 51, a punch mounting seat 52, a pad 53, a punch mounting plate 54 and a punch driving cylinder 55. The punch 51 is fixedly mounted on the punch mounting seat 52, the punch mounting seat 52 is fixedly mounted on the punch mounting plate 54 through the pad 53, the punch mounting plate 54 is fixedly mounted on the output end of the punch driving cylinder 55, and the punch driving cylinder 55 is fixedly mounted on the punching reciprocating feeding assembly 6.

[0044] With such arrangement, the punch 51 can be easily installed by setting the punch mounting seat 52, the punching depth of the punch 51 can be easily adjusted by setting the pad 53, modular installation can be facilitated by setting the punch mounting plate 54, and equipment automation can be improved by setting the punch driving cylinder 55.

[0045] Embodiment 6, based on embodiment 5, combined with Figure 7 To explain:

[0046] The punching reciprocating feeding assembly 6 includes: a connecting plate 61, a guide rod assembly 62, a reciprocating feeding cylinder 63 and a support frame 64. The connecting plate 61 is L-shaped, one end of the connecting plate 61 is fixedly connected to the punch drive cylinder 55, and the other end of the connecting plate 61 is connected to the output end of the reciprocating feeding cylinder 63. The reciprocating feeding cylinder 63 is fixedly installed on the support frame 64, and the support frame 64 is arranged on the auxiliary bracket 7. One end of the guide rod assembly 62 is fixedly connected to the support frame 64, and the other end of the guide rod assembly 62 is slidably connected to the connecting plate 61.

[0047] The guide rod assembly 62 includes: a guide rod 621 and a limit nut 622. One end of the guide rod 621 is fixedly connected to the support frame 64, and the other end of the guide rod 621 is slidably connected to the connecting plate 61. The limit nut 622 is set at the other end of the guide rod 621.

[0048] With such arrangement, disassembly and assembly are facilitated by providing the connecting plate 61, movement stability is improved by providing the guide rod assembly 62, equipment automation is improved by providing the reciprocating feeding cylinder 63, and production and manufacturing are facilitated by providing the support frame 64 and support for the reciprocating feeding cylinder 63 is facilitated.

[0049] Embodiment 7, based on embodiment 6, combined with Figure 8 To explain:

[0050] The auxiliary bracket 7 is provided with a reinforcing rib 71 on the lower side of the punching clamping assembly 4. Such a configuration can strengthen the structural strength of the auxiliary bracket 7, extend the service life of the equipment, and prevent the punch from crushing the auxiliary bracket 7 downward during punching.

[0051] Working principle of the utility model: when the utility model is in use, the steel pipe to be punched is extended along the punching clamping component 4 until the tail end of the steel pipe is inserted into the tail end clamping component 3, and the tail end clamping component 3 is used to clamp and fix the tail end of the steel pipe. When punching, the punching clamping component 4 is started to clamp the front end of the steel pipe, and then the punch driving cylinder 55 is started to drive the punch 51 to move downward to punch the steel pipe, and then the punching clamping component 4 is reset, and the reciprocating feeding cylinder 63 drives the punching component 5 to move outward by a step distance. At this time, the steel pipe moves outward by a step distance along with the punching component 5, and then the punch driving cylinder 55 is reset, and the punch 51 is moved out of the steel pipe, and then the reciprocating feeding cylinder 63 is reset to punch the next hole. The utility model has a reasonable structure and is easy to use. It can accurately position the steel pipe when punching it and can realize automatic feeding and automatic punching.

[0052] For those skilled in the art, the present invention is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the present invention; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0053] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any minor modifications, equivalent substitutions and improvements made to the above embodiments based on the technical essence of the present invention should be included in the protection scope of the technical solution of the present invention.

Claims

1. A steel pipe punching device, characterized in that: include: A workbench (1), a supporting sliding support block assembly (2), a tail end clamping assembly (3), a punching clamping assembly (4), a punching assembly (5), a punching reciprocating feeding assembly (6) and an auxiliary bracket (7), wherein the supporting sliding support block assembly (2) is fixedly mounted on the workbench (1), the tail end clamping assembly (3) is arranged on the supporting sliding support block assembly (2), the auxiliary bracket (7) is arranged on one side of the supporting sliding support block assembly (2), the punching clamping assembly (4) is arranged on the auxiliary bracket (7), the punching assembly (5) is arranged above the punching clamping assembly (4) and is used in conjunction with the punching clamping assembly (4), the output end of the punching reciprocating feeding assembly (6) is connected to the upper end of the punching assembly (5), and the punching reciprocating feeding assembly (6) is arranged on the upper part of the auxiliary bracket (7).

2. A steel pipe punching device according to claim 1, characterized in that: The supporting sliding bracket assembly (2) comprises: a slide rail (21), a slider (22) and a mounting bracket (23); the slide rail (21) is fixedly mounted on the workbench (1); the slider (22) is slidably mounted on the slide rail (21); the mounting bracket (23) is fixedly mounted on the slider (22); a slideway (231) is arranged on the mounting bracket (23); and the tail end clamping assembly (3) is arranged on the mounting bracket (23) via the slideway (231).

3. A steel pipe punching device according to claim 2, characterized in that: The tail end clamping assembly (3) comprises: a first clamping block (31), a second clamping block (32), a locking screw (33) and a guide rod (34); the first clamping block (31) and the second clamping block (32) are arranged on a mounting support plate (23) via a slideway (231); the first clamping block (31) and the second clamping block (32) are connected via a locking screw (33) and a guide rod (34); the first clamping block (31) and the second clamping block (32) are used to clamp the tail end of the steel pipe.

4. A steel pipe punching device according to claim 1, characterized in that: The punching clamping assembly (4) comprises: a first clamping driving cylinder (41), a second clamping driving cylinder (42), a third clamping block (43), a fourth clamping block (44), a first guide stop block (45) and a second guide stop block (46); the first clamping driving cylinder (41) and the second clamping driving cylinder (42) are fixedly mounted on the auxiliary bracket (7); the output end of the first clamping driving cylinder (41) is fixedly connected to the third clamping block (43); the output end of the second clamping driving cylinder (42) is fixedly connected to the fourth clamping block (44); the third clamping block (43) and the fourth clamping block (44) are used together to clamp the front end of the steel pipe; the first guide stop block (45) is fixedly mounted on the upper side of the third clamping block (43); the second guide stop block (46) is fixedly mounted on the upper side of the fourth clamping block (44); the first guide stop block (45) and the second guide stop block (46) are used together to guide the punching assembly (5).

5. A steel pipe punching device according to claim 4, characterized in that: The punching assembly (5) comprises: a punch (51), a punch mounting seat (52), a backing plate (53), a punch mounting plate (54) and a punch driving cylinder (55); the punch (51) is fixedly mounted on the punch mounting seat (52); the punch mounting seat (52) is fixedly mounted on the punch mounting plate (54) via the backing plate (53); the punch mounting plate (54) is fixedly mounted on the output end of the punch driving cylinder (55); and the punch driving cylinder (55) is fixedly mounted on the punching reciprocating feeding assembly (6).

6. A steel pipe punching device according to claim 5, characterized in that: The punching reciprocating feeding assembly (6) comprises: a connecting plate (61), a guide rod assembly (62), a reciprocating feeding cylinder (63) and a support frame (64); the connecting plate (61) is L-shaped; one end of the connecting plate (61) is fixedly connected to the punch driving cylinder (55); the other end of the connecting plate (61) is connected to the output end of the reciprocating feeding cylinder (63); the reciprocating feeding cylinder (63) is fixedly mounted on the support frame (64); the support frame (64) is arranged on the auxiliary support (7); one end of the guide rod assembly (62) is fixedly connected to the support frame (64); the other end of the guide rod assembly (62) is slidably connected to the connecting plate (61).

7. A steel pipe punching device according to claim 6, characterized in that: The guide rod assembly (62) comprises: a guide rod (621) and a limiting nut (622); one end of the guide rod (621) is fixedly connected to the support frame (64); the other end of the guide rod (621) is slidably connected to the connecting plate (61); and the limiting nut (622) is arranged at the other end of the guide rod (621).

8. A steel pipe punching device according to claim 1, characterized in that: The auxiliary bracket (7) is provided with a reinforcing rib (71) on the lower side of the punching and clamping assembly (4).

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