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CN-224223159-U - Pressure head device for pressing end plate into steel pipe port and automatic steel pipe end plate pressing machine

CN224223159UCN 224223159 UCN224223159 UCN 224223159UCN-224223159-U

Abstract

The utility model provides a pressure head device for pressing an end plate into a steel pipe port and an automatic steel pipe end plate pressing machine, and belongs to the technical field of machine tools. The welding machine solves the problem that the existing welding machine for the end plate of the steel pipe cannot weld the end plate after pressing the end plate into the end port of the steel pipe, and the existing welding machine for the end plate of the steel pipe cannot automatically press the end plate into the end port of the steel pipe. The pressure head device comprises a pressure head seat, a pressure rod, a backer and a locating clamp assembly, wherein the pressure rod is fixedly connected with the backer pressure head seat, the locating clamp assembly is used for clamping and locating an end plate positioned on an installation plane, the locating clamp assembly comprises a locating seat and two clamping heads which are symmetrically arranged, the clamping heads can be installed on the locating seat in an opening and closing mode, the locating seat is connected with the pressure head seat or the backer through a first sliding rail guide assembly, and the guide direction of the first sliding rail guide assembly is parallel to the axial direction of the pressure rod. The automatic pressing machine with the pressure head device for the steel pipe end plate presses the end plate into the port of the steel pipe, so that the machining efficiency is improved, and the connection precision of the end plate and the steel pipe is improved.

Inventors

  • XIANG DAQING

Assignees

  • 台州市圣西亚金刚石设备有限公司

Dates

Publication Date
20260512
Application Date
20250503

Claims (10)

  1. 1. A pressure head device for pressing end plates into ports of steel pipes is characterized by comprising a pressure head seat (1), a pressure rod (2), a backer (3) and a positioning clamp assembly (4), wherein one end of the pressure rod (2) is fixedly connected with the pressure head seat (1), the other end of the pressure rod is provided with a mounting plane (2 a) for bearing an end plate (500), a magnetic adsorption assembly or a vacuum adsorption assembly (6) for adsorbing the end plate (500) is mounted on the mounting plane (2 a) of the pressure rod (2), the backer (3) is fixedly connected with the pressure head seat (1), one end of the backer (3) close to the mounting plane (2 a) of the pressure rod (2) is provided with a supporting plane (3 a), the supporting plane (3 a) is used for contacting and limiting with the end face of the steel pipe (400), the positioning clamp assembly (4) is used for clamping and positioning the end plate (500) positioned on the mounting plane (2 a), the positioning clamp assembly (4) comprises a positioning seat (4 a) and two clamping heads (4 b) which are symmetrically arranged, the clamping heads (4 b) can be mounted on the positioning seat (4 a) and the positioning seat (4 a) through a guide seat (11), the guiding direction of the first sliding rail guiding component (11) is parallel to the axial direction of the compression bar (2).
  2. 2. The pressure head device for pressing the end plate into the port of the steel pipe according to claim 1, wherein a positioning plate (5) is fixed on the backer (3), a positioning hole (5 a) opposite to the installation plane (2 a) of the pressure rod (2) is formed in the positioning plate (5), and the positioning hole (5 a) is used for penetrating the end part of the steel pipe (400) and positioning the end part of the steel pipe (400).
  3. 3. A ram apparatus for pressing end plates into a steel pipe port according to claim 2, characterized in that the positioning hole (5 a) comprises a positioning section adapted to the end of the steel pipe (400) and a guiding section having an inclined side.
  4. 4. A ram device for pressing end plates into ports of steel pipes according to claim 1, 2 or 3, characterized in that the backer (3) is fixedly connected with the ram seat (1) directly by bolts; Or the backup pad (3) is connected with the pressure head seat (1) through a first guide structure with a guide rod (7) and a guide hole, the guide direction of the first guide structure is parallel to the axial direction of the pressure rod (2), and the backup pad (3) is also connected with the pressure head seat (1) through a locking structure, and the locking structure can enable the backup pad (3) to be in a fixed connection state with the pressure head seat (1).
  5. 5. The pressure head device for pressing the end plate into the port of the steel pipe according to claim 4, wherein the locking structure comprises a first locking bolt (8) and an adjusting slide block (9), the adjusting slide block (9) is connected with the pressure head seat (1) through a second guiding structure with a guiding groove, the guiding direction of the second guiding structure is perpendicular to the axial direction of the pressure rod (2), the backing plate (3) is in inclined plane fit with the adjusting slide block (9), the first locking bolt (8) penetrates through the pressure head seat (1) and the adjusting slide block (9) to be in threaded connection with the backing plate (3), and the axial direction of the first locking bolt (8) is parallel to the axial direction of the pressure rod (2); or the locking structure comprises a first locking bolt (8) in threaded connection with the pressure head seat (1), the axial direction of the first locking bolt (8) is perpendicular to the axial direction of the pressure rod (2), and when the end face of the first locking bolt (8) is propped against the side face of the backup (3), the backup (3) and the pressure head seat (1) are in a fixed connection state.
  6. 6. The pressure head device for pressing end plates into ports of steel pipes according to claim 5, characterized in that the locking structure further comprises an adjusting bolt (10), the axial direction of the adjusting bolt (10) is parallel to the guiding direction of the second guiding structure, the adjusting bolt (10) is in axially positioned rotary connection with the pressure head seat (1), and the adjusting bolt (10) is in threaded connection with the adjusting slide block (9).
  7. 7. A ram apparatus for pressing end plates into a port of a steel pipe according to claim 1, 2 or 3, wherein the chucks (4 b) are mounted on the positioning seat (4 a) by means of parallel jaw cylinders (4 c), the parallel jaw cylinders (4 c) comprise a cylinder body and two clamping fingers capable of moving synchronously and in opposite directions, the cylinder body is fixedly connected with the positioning seat (4 a), and the two chucks (4 b) are fixedly connected with the two clamping fingers in a one-to-one correspondence; or the middle parts of the two chucks (4 b) are connected with the positioning seat (4 a) in a swinging way through a rotating shaft, and the two chucks (4 b) are also connected through springs.
  8. 8. A ram apparatus for pressing end plates into a steel pipe port according to claim 1, 2 or 3, characterized in that a return spring (12), two permanent magnets or air cylinders are arranged between the positioning seat (4 a) and the ram seat (1).
  9. 9. An automatic steel pipe end plate pressing machine comprises a frame (100), a group of steel pipe pre-positioning clamps (200) for horizontally pre-positioning a steel pipe (400) and two groups of end plate pressing devices (300) for clamping and positioning the end plate (500), and is characterized in that the steel pipe pre-positioning clamps (200) comprise two clamp positioning blocks (200 a), a positioning groove (200 b) matched with the outer side surface of the steel pipe (400) is formed in the top surface of each clamp positioning block (200 a), the clamp positioning blocks (200 a) are fixedly connected with the frame (100), the two groups of end plate pressing devices (300) are oppositely arranged on two sides of the steel pipe pre-positioning clamps (200) along the axial direction of the steel pipe (400), each end plate pressing device (300) comprises a driving assembly and the pressing device according to any one of claims 1 to 8, a pressing head seat (1) of the pressing device is slidably connected with the frame (100) through a second slide rail guide assembly (300 g), the driving assembly is connected with a pressing head seat (1) of the pressing device, the driving assembly is used for driving the pressing device to drive the pressing head device to move towards two corresponding end plate pressing devices (300) in the direction of the second slide rail guide assembly (300 g), and when the two end plate pressing devices (300) are synchronously pressed towards each other.
  10. 10. The automatic steel pipe end plate pressing machine according to claim 9, wherein the end plate pressing device (300) further comprises a base, a conveying belt assembly (300 e) for conveying the end plates (500) and a manipulator assembly (300 f) for automatically placing one end plate (500) on the conveying belt assembly (300 e) on the installation plane (2 a), the conveying belt assembly (300 e) comprises a conveying belt (31) and two end plate clamping rods (32) arranged above the conveying belt (31), the conveying belt (31) and the end plate clamping rods (32) form a conveying groove for vertically placing the end plates (500), an elastic pressing piece (33) arranged above the head end of the conveying groove is arranged on the base, the elastic pressing piece (33) is used for pressing the end plate (500) positioned in the head end of the conveying groove onto the conveying belt (31), a blocking rod (34) is arranged above the conveying groove, the blocking rod (34) is used for enabling the head end plate (500) to be relied on, and a avoiding air cylinder (35) connected with the blocking rod (34) is arranged on the base.

Description

Pressure head device for pressing end plate into steel pipe port and automatic steel pipe end plate pressing machine Technical Field The utility model belongs to the technical field of machine tools, and relates to a press machine, in particular to a pressure head device for pressing an end plate into a steel pipe port and an automatic steel pipe end plate pressing machine. Background Steel pipes are steel materials having a hollow cross section with a length that is much greater than the diameter or circumference. The steel pipe has wide application range, such as furniture and heating equipment. Taking a radiating pipe in heating equipment as an example, firstly cutting a steel pipe according to a set length, and then sealing the port of the steel pipe by adopting an end plate, wherein the end plate and the steel pipe are welded and fixed, and the tightness is ensured to avoid water leakage. In order to improve the production efficiency of the radiating pipe, the applicant has proposed a welding machine (application publication No. CN113770527 a) for end plates of steel pipes, which improves the accuracy of clamping, so that the end plates and the steel pipes are suitable for being welded together by laser. The steel pipe end plate welder is suitable only for welding an end plate to an end surface of a steel pipe, in other words, the welder is not suitable for processing a radiating pipe in which an end plate is embedded in a port of a steel pipe. Embedding the end plate into the steel pipe port can not only improve the sealing qualification rate but also improve the aesthetic property, and therefore, a person skilled in the art would be highly desirable to propose a pressing machine capable of automatically pressing the end plate into the steel pipe port. Disclosure of Invention The utility model provides a pressure head device for pressing an end plate into a port of a steel pipe, and aims to solve the technical problem of how to improve the connection precision of the end plate and the steel pipe after the end plate is pressed into the port of the steel pipe by a pressing machine. The utility model also provides an automatic steel pipe end plate pressing machine, which can improve the accuracy of pressing the end plate into the end opening of the steel pipe and improve the processing efficiency. The technical problem to be solved by the utility model can be achieved through the following technical scheme that the pressure head device for pressing the end plate into the port of the steel pipe is characterized by comprising a pressure head seat, a pressure rod, a backup and a positioning clamp assembly, wherein one end of the pressure rod is fixedly connected with the pressure head seat, the other end of the pressure rod is provided with an installation plane for bearing the end plate, the installation plane of the pressure rod is provided with a magnetic adsorption assembly or a vacuum adsorption assembly for adsorbing the end plate, the backup is fixedly connected with the pressure head seat, one end of the backup, which is close to the installation plane of the pressure rod, is provided with an abutting plane for contacting and limiting with the end face of the steel pipe, the positioning clamp assembly is used for clamping and positioning the end plate positioned on the installation plane, the positioning clamp assembly comprises a positioning seat and two clamping heads which are symmetrically arranged, the clamping heads can be installed on the positioning seat in an opening and closing mode, the positioning seat is connected with the pressure head seat or the backup through a first sliding rail guide assembly, and the guiding direction of the first sliding rail guide assembly is parallel to the axial direction of the pressure rod. The automatic steel pipe end plate pressing machine comprises a frame, a group of steel pipe pre-positioning clamps for horizontally pre-positioning the positions of steel pipes and two groups of end plate pressing devices for clamping and positioning the end plates, wherein each steel pipe pre-positioning clamp comprises two clamp positioning blocks, a positioning groove matched with the outer side face of each steel pipe is formed in the top face of each clamp positioning block, each clamp positioning block is fixedly connected with the frame, the two groups of end plate pressing devices are oppositely arranged on two sides of the corresponding steel pipe pre-positioning clamps along the axial direction of the steel pipes, each end plate pressing device comprises a driving assembly and the corresponding pressure head device, a pressure head seat of each pressure head device is in sliding connection with the frame through a second sliding rail guide assembly, the driving assembly is arranged on the frame, the driving assemblies are connected with the pressure head seats of the pressure head devices, the driving assemblies are used for driving the pressure head devices t