Multifunctional stainless steel pipe forming machine

Abstract

The utility model discloses a multifunctional stainless steel pipe forming machine, and particularly relates to the technical field of forming machines, the multifunctional stainless steel pipe forming machine comprises two supporting legs, the top ends of the two supporting legs are jointly and fixedly connected with an operation table, the front side of the bottom end of the operation table is provided with a driving assembly, and the driving assembly is provided with a clamping assembly; a connecting base is fixedly installed on the rear side of the middle of the top end of the operation table, and a pipe expanding assembly is installed on the side, close to the clamping assembly, of the connecting base. According to the multifunctional stainless steel pipe forming machine, a stainless steel pipe is clamped and fixed through the clamping assembly, and the inner wall of the stainless steel pipe is expanded and formed through the pipe expanding assembly; in the process, the driving assembly is arranged to drive the stainless steel pipe clamped on the clamping assembly to move in the horizontal direction of the pipe expanding assembly, so that the forming requirements of different positions of the stainless steel pipe are met, and the applicability and the machining efficiency of the pipe expanding device are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of forming machine, especially to a multifunctional stainless steel pipe forming machine. BACKGROUND

[0002] The stainless steel pipe forming machine is a device for processing raw stainless steel materials into pipes. It forms materials through feeding, coiling, welding, sizing and other processes through mold and mechanical action. The mold is used to bend the materials into a tubular shape, and the sealing interface is welded. Argon arc welding is often used to ensure quality, and the sizing is accurate. It includes a frame, a transmission, a mold, a welding system and a control system. The frame supports the device, the transmission system transmits power to coordinate, the mold system is the core, can produce pipes of different diameters and shapes, the welding system affects the quality of the pipes, and the control system can automatically control the production parameters.

[0003] A stainless steel pipe forming machine is disclosed in Chinese Patent No. CN220601057U, which includes a machine body, a control box installed on one side of the machine body, a hydraulic device installed on one side of the top of the machine body, an extension rod installed on one end of the hydraulic device, a telescopic rod installed on the other end of the hydraulic device, a cooling chamber installed on the other side of the top of the machine body, a first roller and a second roller installed in the cooling chamber, and a connecting rod connecting the first roller and the second roller. A guard plate is installed below the second roller. The machine body of the device is installed with a sealed box, and a stainless steel forming pipe is installed in the sealed box. The stainless steel forming pipe can be heated and shaped under the action of the heating furnace. The shaped steel pipe is sent out of the stainless steel forming pipe through the telescopic rod and enters the cooling chamber. After cooling in the cooling chamber, the steel pipe forming operation is completed.

[0004] During actual use of the device, there is a more prominent problem. In the key link of heating the stainless steel pipe, a long time is often required, especially when multiple stainless steel pipes need to be continuously processed. The long heating process greatly slows down the overall production rhythm, resulting in low processing efficiency. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a multifunctional stainless steel pipe forming machine, which can effectively solve the problems mentioned above.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0007] The utility model provides a multifunctional stainless steel pipe forming machine, including two support legs, the top of two support legs is fixedly connected with operation table, the front side of operation table bottom is provided with drive assembly, drive assembly is installed with clamping assembly, the rear side of operation table top middle part is fixedly installed with connecting seat, one side of connecting seat near clamping assembly is installed with pipe expanding assembly.

[0008] Preferably, the drive assembly comprises a motor, a lower clamp block, a sliding groove, two fixed blocks two and four fixed blocks one, the sliding groove is throughly provided in the middle part of the top of the operation table, the motor is fixedly installed in the middle part of the front side of the bottom of the operation table, two fixed blocks two are symmetrically installed on the two sides of the bottom of the operation table away from the middle part, and four fixed blocks one are symmetrically installed at the four corners of the top of the operation table.

[0009] Preferably, two guide rods are connected between two fixed blocks one on the same side, respectively, two guide holes are symmetrically throughly provided in the two sides of the front end of the lower clamp block away from the middle part and sliding with two guide rods.

[0010] Preferably, a threaded rod is rotatably connected between the end faces of two fixed blocks two away from each other, the output shaft of the motor is fixedly connected with the threaded rod through a shaft coupling, a screw nut part is connected with the outer surface of the threaded rod, and the top end of the screw nut part is fixedly connected with the bottom end of the lower clamp block through the sliding groove.

[0011] Preferably, the clamping assembly comprises two fixed rods and an upper clamp block, two fixed rods are symmetrically installed on the two sides of the top of the lower clamp block away from the middle part, the top end of two fixed rods is fixedly connected with a top table, two sliding rings are symmetrically installed at the left and right ends of the upper clamp block, two sliding rings respectively slide with two fixed rods, a hydraulic cylinder one is fixedly installed in the middle part of the top end of the top table, and the output shaft of the hydraulic cylinder one is fixedly connected with the middle part of the top end of the upper clamp block.

[0012] Preferably, the pipe expanding assembly comprises a fixed cylinder, a hydraulic cylinder two and a triangular block, the fixed cylinder is arranged at the front end of the connecting seat, a flange plate is fixedly installed on the side of the outer surface of the fixed cylinder close to the connecting seat and is screw-connected with the connecting seat, the hydraulic cylinder two is throughly installed at the rear end of the connecting seat, and the output end of the hydraulic cylinder two extends into the inner cavity of the fixed cylinder.

[0013] Preferably, the middle part of the inner surface of the fixed cylinder is fixedly connected with a guide ring, the inner surface of the guide ring is slidably connected with a connecting rod, one end of the connecting rod is fixedly connected with the output shaft of the second electric hydraulic cylinder, the other end of the connecting rod is fixedly connected with a wedge-shaped ring block, a plurality of hinge grooves are arranged in the front side of the outer surface of the fixed cylinder in an annular array, a plurality of triangular blocks are rotatably arranged in the inner cavities of the hinge grooves, and the top end of each triangular block is provided with a pressing block.

[0014] Compared with the prior art, the utility model has the advantages that: the utility model discloses through setting up clamping subassembly to the stainless steel pipe is clamped fixed, through setting up pipe expanding subassembly to the inner wall of stainless steel pipe is expanded forming, this process is through setting up drive subassembly drive clamping subassembly on clamping stainless steel pipe along pipe expanding subassembly horizontal direction removes, to this satisfies the forming requirement of stainless steel pipe different position, greatly improved the applicability and processing efficiency of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is overall structure schematic diagram of the utility model;

[0016] Figure 2 It is connection structure schematic diagram of clamping subassembly in the utility model;

[0017] Figure 3 It is local connection structure schematic diagram of operating platform and drive subassembly in the utility model;

[0018] Figure 4 It is cross section structure schematic diagram of connecting seat and pipe expanding subassembly in the utility model;

[0019] Figure 5 It is the utility model Figure 4 Node amplification schematic diagram of A in the utility model.

[0020] In the drawing: 1, support leg;2, operating platform;3, drive subassembly;31, fixed block one;311, guide rod;32, motor;33, lower clamping block;331, guide hole;34, fixed block two;341, threaded rod;35, nut part;36, sliding groove;4, clamping subassembly;41, fixed rod;42, top table;43, first electric hydraulic cylinder;44, upper clamping block;45, slip ring;5, connecting seat;6, pipe expanding subassembly;61, fixed cylinder;611, flange plate;62, second electric hydraulic cylinder;63, guide ring;64, connecting rod;641, wedge-shaped ring block;65, hinge groove;66, triangular block;662, pressing block. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0022] As Figures 1-5 shown, a multifunctional stainless steel pipe forming machine, including two support legs 1, the top of the two support legs 1 is fixedly connected with the operating table 2, the bottom end of the operating table 2 is provided with a drive assembly 3, the drive assembly 3 is installed with a clamping assembly 4, the top of the operating table 2 is fixedly installed with a connecting seat 5, the connecting seat 5 is installed with an expanding pipe assembly 6 on the side close to the clamping assembly 4;

[0023] In the actual use process, the stainless steel pipe is clamped and fixed by the clamping assembly 4, and the inner wall of the stainless steel pipe is expanded and formed by the expanding pipe assembly 6. In this process, the stainless steel pipe clamped on the clamping assembly 4 is driven to move along the horizontal direction of the expanding pipe assembly 6 by the drive assembly 3, so as to meet the forming requirements of different positions of the stainless steel pipe, and greatly improve the applicability and processing efficiency of the utility model.

[0024] Specifically, the drive assembly 3 includes a motor 32, a lower clamping block 33, a sliding groove 36, two fixed blocks two 34 and four fixed blocks one 31. The sliding groove 36 is throughly formed in the middle of the top of the operating table 2. The motor 32 is fixedly installed in the middle of the bottom end of the operating table 2. The two fixed blocks two 34 are symmetrically installed on the two sides of the bottom end of the operating table 2 away from the middle. The four fixed blocks one 31 are symmetrically installed at the four corners of the top of the operating table 2.

[0025] Two guide rods 311 are respectively connected between the two fixed blocks one 31 on the same side. Two guide holes 331 are symmetrically throughly formed in the two sides of the front end of the lower clamping block 33 away from the middle, and the two guide rods 311 slide in the two guide holes 331.

[0026] A threaded rod 341 is rotatably connected between the end faces of the two fixed blocks two 34 away from each other. The output shaft of the motor 32 is fixedly connected with the threaded rod 341 through a shaft coupling. A screw nut 35 is connected with the outer surface of the threaded rod 341. The top of the screw nut 35 is fixedly connected with the bottom end of the lower clamping block 33 through the sliding groove 36.

[0027] In use, the stainless steel pipe is placed on the top of the lower clamping block 33 and clamped tightly by the clamping assembly 4. Then the motor 32 is started to drive the threaded rod 341 to rotate, so that the screw nut 35 connected with the screw rod on the outer surface of the threaded rod 341 drives the lower clamping block 33 to slide in the horizontal direction of the two guide rods 311. In this way, the distance between the stainless steel pipe and the expanding pipe assembly 6 is adjusted, so that the expanding pipe assembly 6 can perform forming operation on different positions of the stainless steel pipe.

[0028] Specific, clamping assembly 4 includes two fixed rod 41 and upper clamp block 44, two fixed rod 41 symmetrically installed at the top of the lower clamp block 33 away from the two sides of the middle, the top of the two fixed rod 41 is fixedly connected with the top table 42, the upper clamp block 44 is symmetrically installed with two slip rings 45 at the left and right ends, two slip rings 45 are respectively slidably connected with two fixed rods 41, the top of the top table 42 is fixedly installed with an electric hydraulic cylinder 43, and the output shaft of the electric hydraulic cylinder 43 is fixedly connected with the middle of the top of the upper clamp block 44;

[0029] After placing the stainless steel pipe on the top of the lower clamp block 33, the electric hydraulic cylinder 43 is started, the electric hydraulic cylinder 43 drives the upper clamp block 44 to move downward so that the upper clamp block 44 and the lower clamp block 33 are close to each other, so that the stainless steel pipe is clamped firmly, and unnecessary shaking of the stainless steel pipe in subsequent forming operation is avoided.

[0030] Specifically, the pipe expanding assembly 6 includes a fixed cylinder 61, an electric hydraulic cylinder 62 and a triangular block 66, the fixed cylinder 61 is arranged at the front end of the connecting seat 5, the outer surface of the fixed cylinder 61 is fixedly installed with a flange plate 611 connected with the connecting seat 5 in a threaded manner on one side close to the connecting seat 5, the electric hydraulic cylinder 62 is installed through the rear end of the connecting seat 5, and the output end of the electric hydraulic cylinder 62 extends into the inner cavity of the fixed cylinder 61;

[0031] The inner surface of the fixed cylinder 61 is fixedly connected with a guide ring 63, the inner surface of the guide ring 63 is slidably connected with a connecting rod 64, one end of the connecting rod 64 is fixedly connected with the output shaft of the electric hydraulic cylinder 62, and the other end of the connecting rod 64 is fixedly connected with a wedge-shaped ring block 641. A plurality of hinge grooves 65 are arranged in the front side of the outer surface of the fixed cylinder 61 in an annular array, a plurality of triangular blocks 66 are rotatably installed in the inner cavities of the plurality of hinge grooves 65, and the top ends of the plurality of triangular blocks 66 are installed with extrusion blocks 662.

[0032] When the driving assembly 3 drives the stainless steel pipe to move close to the connecting seat 5, the outer surface of the fixed cylinder 61 penetrates the inner cavity of the stainless steel pipe, and when the stainless steel pipe moves to the specified position through the driving assembly 3, the electric hydraulic cylinder 62 is started. The electric hydraulic cylinder 62 pulls the connecting rod 64 to move backward, so that the wedge-shaped ring block 641 pushes the plurality of triangular blocks 66 to rotate outward when moving backward, so that the inner wall of the stainless steel pipe is extruded and formed by the extrusion blocks 662 when the plurality of triangular blocks 66 rotate outward.

[0033] It should be particularly noted that the specific installation mode of the motor 32, the electric hydraulic cylinder 43 and the electric hydraulic cylinder 62, the connection mode of the circuit and the control method all belong to conventional design, and the utility model will not be described in detail.

[0034] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A multi-functional stainless steel tube forming machine comprising two supporting legs (1), characterized in that: The top ends of the two support legs (1) are fixedly connected with an operating table (2), the bottom end of the operating table (2) is provided with a driving assembly (3), the driving assembly (3) is provided with a clamping assembly (4), the top end of the operating table (2) is fixedly provided with a connecting seat (5), and the side, close to the clamping assembly (4), of the connecting seat (5) is provided with an expanding assembly (6).

2. A multi-functional stainless steel tube forming machine according to claim 1, characterized in that: The driving assembly (3) comprises a motor (32), a lower clamping block (33), a sliding groove (36), two fixed blocks two (34) and four fixed blocks one (31), the sliding groove (36) is arranged in the middle of the top end of the operating table (2), the motor (32) is fixedly arranged on the middle of the front bottom end of the operating table (2), the two fixed blocks two (34) are symmetrically arranged on the two sides, away from the middle, of the front and rear bottom ends of the operating table (2), and the four fixed blocks one (31) are symmetrically arranged at the four corners of the top end of the operating table (2).

3. A multi-functional stainless steel tube forming machine according to claim 2, characterized in that: Two guide rods (311) are arranged between the two fixed blocks one (31) on the same side, and two guide holes (331) are symmetrically arranged on the two sides, away from the middle, of the front end of the lower clamping block (33) and are in sliding connection with the two guide rods (311).

4. The multi-functional stainless steel tube forming machine according to claim 3, characterized in that: A threaded rod (341) is rotatably arranged between the end faces, away from each other, of the two fixed blocks two (34), the output shaft of the motor (32) is fixedly connected with the threaded rod (341) through a shaft coupling, a nut member (35) is arranged on the outer surface of the threaded rod (341), and the top end of the nut member (35) is fixedly connected with the bottom end of the lower clamping block (33) through the sliding groove (36).

5. A multi-functional stainless steel tube forming machine according to claim 4, wherein: The clamping assembly (4) comprises two fixed rods (41) and an upper clamping block (44), the two fixed rods (41) are symmetrically arranged on the two sides, away from the middle, of the top end of the lower clamping block (33), the top ends of the two fixed rods (41) are fixedly connected with a top table (42), the left and right ends of the upper clamping block (44) are symmetrically provided with two sliding rings (45), the two sliding rings (45) are in sliding connection with the two fixed rods (41) respectively, and a first electric hydraulic cylinder (43) is fixedly arranged in the middle of the top end of the top table (42) and has an output shaft fixedly connected with the middle of the top end of the upper clamping block (44).

6. The multi-functional stainless steel tube forming machine according to claim 1, wherein: The expanding assembly (6) comprises a fixed cylinder (61), a second electric hydraulic cylinder (62) and a triangular block (66), the fixed cylinder (61) is arranged at the front end of the connecting seat (5), a flange plate (611) is fixedly arranged on the side, close to the connecting seat (5), of the outer surface of the fixed cylinder (61) and is in threaded connection with the connecting seat (5), the second electric hydraulic cylinder (62) is arranged in the rear end of the connecting seat (5), and the output end of the second electric hydraulic cylinder (62) extends into the inner cavity of the fixed cylinder (61).

7. A multi-functional stainless steel tube forming machine according to claim 6, wherein: The middle part of the inner cavity surface of the fixed cylinder (61) is fixedly connected with a guide ring (63), the inner cavity surface of the guide ring (63) is slidably connected with a connecting rod (64), one end of the connecting rod (64) is fixedly connected with the output shaft of the electric hydraulic cylinder two (62), the other end of the connecting rod (64) is fixedly connected with a wedge-shaped ring block (641), a plurality of hinged grooves (65) are arranged in the front side annular array of the outer surface of the fixed cylinder (61), a plurality of triangular blocks (66) are rotatably installed in the inner cavities of the plurality of hinged grooves (65) respectively, and the top end of each of the plurality of triangular blocks (66) is provided with an extrusion block (662).

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