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CN-122007053-A - Joint tightness self-checking pipe buckling machine

CN122007053ACN 122007053 ACN122007053 ACN 122007053ACN-122007053-A

Abstract

The invention discloses a joint tightness self-checking pipe buckling machine, which relates to the technical field of pipe buckling machines and comprises an operation table, wherein a buckling pipe barrel and a controller are arranged on the operation table, a base is arranged on one side, close to an outlet end, of the operation table, a front sealing ring and a rear sealing ring are arranged on the base, the front sealing ring and the rear sealing ring are matched to form a sealing cavity, the front sealing ring, the rear sealing ring and a rubber pipe are matched to form the sealing cavity, gas is input into the sealing cavity through a constant pressure valve, if the tightness is poor, a large amount of gas always passes through the constant pressure valve, if the tightness is good, no or a small amount of gas passes through the constant pressure valve, the sealing detection is directly carried out on the rubber pipe after buckling, so that on one hand, the time for transferring the pressed rubber pipe to a sealing test position is saved, on the other hand, if the sealing performance of a batch of products is poor, workers can overhaul the pipe buckling machine in time, and the production quality is improved.

Inventors

  • WANG JUNJIE
  • WANG XINGBO
  • MAO MINGMIN

Assignees

  • 常州市驰纳焊割设备有限公司

Dates

Publication Date
20260512
Application Date
20260416

Claims (8)

  1. 1. The self-checking type pipe buckling machine for the joint tightness is characterized by comprising an operation table (1), wherein a buckling pipe barrel (2) and a controller (3) are installed on the operation table (1), the buckling pipe barrel (2) is divided into an inlet end (4) and an outlet end (5), a buckling telescopic rod (6) is installed on one side, close to the outlet end (5), of the buckling pipe barrel (2), a buckling shaft (7) is installed at the end part of the buckling telescopic rod (6), a buckling block (8) is arranged in the buckling pipe barrel (2), the buckling shaft (7) is matched with the conical surface of the buckling block (8), and a valve die (10) is arranged on the buckling block (8); A base (11) is arranged on one side, close to the outlet end (5), of the operating platform (1), a detection piece is arranged on the base (11), a material moving piece is arranged on one side, far away from the operating platform (1), of the base (11), the detection piece comprises a sealing piece and a quick-change piece, and the quick-change piece and the sealing piece are arranged on the base (11); The sealing element comprises a front sealing ring (12), a rear sealing ring (13), a sealing cavity (14) and a constant pressure valve (15), wherein the front sealing ring (12) and the rear sealing ring (13) are arranged on the base (11), the front sealing ring (12) and the rear sealing ring (13) are matched to form the sealing cavity (14), the constant pressure valve (15) is arranged on the sealing cavity (14), the tightness detection is realized by detecting the gas quantity passing through the constant pressure valve (15), and the material moving element divides products according to detection results.
  2. 2. The self-checking type pipe buckling machine for joint tightness according to claim 1, wherein the sealing element comprises a detection channel (16), a detection ring (17), a sealing telescopic rod (18), an arc plate (19), an air inlet pipe (20), a flowmeter (21), a front sealing groove (22) and a rear sealing groove (23); Be provided with on base (11) and detect passageway (16), install detection ring (17) in detection passageway (16), install a plurality of sealed telescopic links (18) in detection ring (17), a plurality of sealed telescopic links (18) are circumference and arrange, a plurality of arc board (19) are all installed to sealed telescopic link (18) tip, one of them install intake pipe (20) on arc board (19), install constant pressure valve (15) and flowmeter (21) on intake pipe (20), a plurality of preceding seal groove (22) and back seal groove (23) have all been seted up on arc board (19), a plurality of preceding seal groove (22) are connected through preceding sealing washer (12), a plurality of back seal groove (23) are connected through back sealing washer (13), preceding sealing washer (12), back sealing washer (13) and product form sealed chamber (14).
  3. 3. The self-checking type pipe buckling machine for joint tightness according to claim 2, wherein the quick-change piece comprises a wheel seat (24), meshing teeth (25), a driving gear (26) and a driving motor (27); The novel automatic detection device is characterized in that a rotation seat (24) is rotatably arranged on the base (11), meshing teeth (25) are arranged on the outer wall of the rotation seat (24), a driving gear (26) is arranged on the base (11), the driving gear (26) is meshed with the meshing teeth (25) in a gear mode, a driving motor (27) is arranged on the base (11), a driving shaft of the driving motor (27) is connected with the driving gear (26), a plurality of detection channels (16) are formed in the rotation seat (24), sealing pieces are arranged in the detection channels (16), and the sealing pieces in the detection channels (16) are of different specifications.
  4. 4. The joint tightness self-checking pipe buckling machine according to claim 3, wherein the rotation seat (24) is provided with a main air passage (28), the main air passage (28) is provided with a plurality of mounting holes (29), the air inlet pipe (20) extends into the mounting holes (29), the main air passage (28) is provided with an air pipe (30), the air pipe (30) is rotationally connected with the main air passage (28), and the air pipe (30) is connected with an air pump (31).
  5. 5. The self-checking type pipe buckling machine for joint tightness according to claim 1, wherein the material moving part comprises a discharging rod (32), a mounting seat (33), a push rod (34) and a supporting plate (35); the base (11) is provided with ejection of compact pole (32) far away from operation panel (1) one side, mount pad (33) are installed to ejection of compact pole (32) tip, install a plurality of ejector pins (34) on mount pad (33), a plurality of ejector pins (34) are circumference on mount pad (33), fagging (35) are installed to ejector pin (34) tip.
  6. 6. The self-checking type pipe buckling machine for joint tightness according to claim 5, wherein the mounting seat (33) is provided with a displacement sensor (36), and the displacement sensor (36) is used for detecting the position of the mounting seat (33).
  7. 7. The self-checking pipe buckling machine for joint tightness according to claim 1, wherein the buckling shaft (7) is provided with a plurality of embedded grooves (37), the embedded grooves (37) are conical, a plurality of elastic pieces (38) are arranged in the buckling pipe barrel (2), buckling blocks (8) are arranged at the ends of the elastic pieces (38), one side of each buckling block (8) facing the embedded groove (37) is conical, and the buckling blocks are matched with the conical surface of the embedded groove (37) to form buckling conical surfaces (9).
  8. 8. The self-checking pipe buckling machine for joint tightness according to claim 2, wherein the flowmeter (21) is electrically connected with the controller (3), and the controller (3) classifies tightness into three grades of qualification, reworking and waste according to feedback of the flowmeter (21).

Description

Joint tightness self-checking pipe buckling machine Technical Field The invention relates to the technical field of pipe buckling machines, in particular to a joint tightness self-checking pipe buckling machine. Background The pipe buckling machine, also called a pipe locking machine or a pipe pressing machine, is widely applied to the fields of engineering machinery, mine mining, agricultural equipment, automobile maintenance and the like, is key equipment essential for mass production and field maintenance of a rubber pipe assembly, is professional equipment for permanently buckling and pressing a hydraulic rubber pipe, a metal hose and a joint, and has the working principle that a hydraulic system drives a die to radially shrink, and a joint jacket is firmly meshed on the rubber pipe to form high-pressure-resistant and anti-pull-off sealing connection. Under the prior art, detain tub machine need the workman to place by oneself when using, starts the pressfitting afterwards, opens the lamella mould again after the pressfitting is finished and takes out, then sends to check out equipment department in batches and detects, and work load is big and inefficiency, if detain tub machine pressure is not enough or mould wearing and tearing are serious, can cause a large amount of unqualified products because of the time delay nature of detection, seriously influences production quality and production efficiency. Disclosure of Invention The invention aims to provide a joint tightness self-checking pipe buckling machine, which solves the problems of large detection workload, low efficiency and possible generation of a large number of unqualified products caused by detection delay after pipe buckling in the prior art. The self-checking type pipe buckling machine for the joint tightness comprises an operation table, wherein a buckling pipe barrel and a controller are arranged on the operation table, the buckling pipe barrel is divided into an inlet end and an outlet end, a buckling telescopic rod is arranged on one side, close to the outlet end, of the buckling pipe barrel, a buckling shaft is arranged at the end part of the buckling telescopic rod, a buckling block is arranged in the buckling pipe barrel, the buckling shaft is matched with the conical surface of the buckling block, and a valve die is arranged on the buckling block; a base is arranged on one side, close to the outlet end, of the operating platform, a detection piece is arranged on the base, a material moving piece is arranged on one side, far away from the operating platform, of the base, the detection piece comprises a sealing piece and a quick-change piece, and the quick-change piece and the sealing piece are arranged on the base; The sealing element comprises a front sealing ring, a rear sealing ring, a sealing cavity and a constant pressure valve, the front sealing ring and the rear sealing ring are arranged on the base, the front sealing ring and the rear sealing ring are matched to form the sealing cavity, the constant pressure valve is arranged on the sealing cavity, the tightness detection is realized by detecting the gas quantity passing through the constant pressure valve, and the material moving element divides the product according to the detection result. When needing to detain the pipe to the rubber tube, put into detaining the pipe in, start detaining the pipe machine through the operation panel, detain the telescopic link and promote to the entry end and detain the pressure axle, detain the pressure axle and promote the briquetting through the conical surface cooperation and drive the lamella mould and inwards shrink to accomplish and detain the pipe, connect and detain after pressing, the material piece can remove the rubber tube to detecting part department, when removing to detecting part, preceding sealing washer, back sealing washer and rubber tube cooperate and form sealed chamber, and input gas to sealed intracavity through the constant pressure valve, if the leakproofness is relatively poor, always there is a large amount of gas to pass through the constant pressure valve, if the leakproofness is good, then there is or a small amount of gas to detect the leakproofness through the constant pressure valve with this method, carry out the leakproofness to the rubber tube directly after detaining the pipe and detect, on the one hand saved the time of transporting the rubber tube that pressfitting is good to the leakproofness test department, improve production efficiency, on the other hand, if the product leakproofness of batch is relatively poor, the workman can in time overhauls the knot pipe machine in time, avoid causing a large amount of unqualified products, improve production quality. As a preferable technical scheme, the sealing element comprises a detection channel, a detection ring, a sealing telescopic rod, an arc plate, an air inlet pipe, a flowmeter, a front sealing groove and a rear sealing groove; The base is provid