Wire conveying mechanism with water nozzle center swing structure and linear cutting machine tool

Abstract

The invention provides a wire conveying mechanism with a water nozzle center swing structure and a cutting machine tool, the wire conveying mechanism comprises an upper water nozzle assembly and a lower water nozzle assembly, an upper wire guide water nozzle and an upper follower wheel are respectively arranged at two ends of the upper follower wheel; the outer side tangent point between the cutting wire and the upper follower wheel, the rotating axis of the upper follower wheel and a center hole of the upper wire guide water nozzle are located on the same straight line, and the lower follower guide wheel and the lower wire guide water nozzle are arranged on the two sides of the rotating axis of the lower water nozzle assembly respectively. A center hole of the lower wire guide water nozzle, the rotating axis of the lower water nozzle assembly and the outer side tangent point between the cutting wire and the lower follow-up guide wheel are located on the same straight line. According to the wire conveying mechanism, the outer side tangent point between the cutting wire and the follow-up guide wheel, the rotating axis of the follow-up guide wheel and the center hole of the wire guide water nozzle are all located on the same straight line, so that the taper adjusting process is more convenient and accurate, deviation and shaking of the cutting wire in the conveying process can be reduced, and the wire conveying stability is improved.

Description

Technical Field

[0001] The invention relates to a wire cutting device, in particular to a wire conveying mechanism with a water nozzle central swing structure and a wire cutting machine tool. Background Art

[0002] Patent document CN203830869U discloses a wire feeding mechanism for a wire cutting machine, which includes a machine column and x and y worktables. The wire feeding mechanism includes a wire rack assembly and a wire feeding assembly. The wire feeding assembly is arranged on the Y worktable. The wire rack assembly includes an upper wire rack and a lower wire rack, an upper wire pulley and a lower wire pulley. The upper wire rack and the lower wire rack are respectively arranged on the machine column up and down, and the upper wire pulley and the lower wire pulley are respectively arranged on the upper wire rack and the lower wire rack. The electrode wire is sequentially passed around the upper wire pulley and the lower wire pulley of the upper wire rack and the lower wire rack to form a connection cycle and finally be in a tensioned state, so that the wire cutting machine has high wire feeding accuracy and fast response speed during the wire feeding process, and can flexibly change the position of the electrode wire, and can process parts with more complex patterns. Summary of the invention

[0003] The purpose of the present invention is to provide a wire conveying mechanism and a wire cutting machine tool with a water nozzle central swing structure.

[0004] The technical solution adopted by the present invention to solve the technical problem is:

[0005] A wire conveying mechanism with a water nozzle central swing structure, comprising:

[0006] An upper water nozzle assembly, wherein the upper water nozzle assembly is provided with an upper follower guide wheel installed through a longitudinal rotating structure, the upper follower guide wheel can move and deflect together with the upper water nozzle assembly, and can rotate independently in the upper water nozzle assembly, the cutting wire output from the wire storage carrier can pass through the upper follower guide wheel, and the upper follower guide wheel guides its conveying process; the upper water nozzle assembly is also provided with an upper wire guide water nozzle, the cutting wire output from the upper follower wheel can pass through the upper wire guide water nozzle, the upper wire guide water nozzle and the upper follower wheel are arranged at both ends of the upper follower wheel, and the outer tangent point between the cutting wire and the upper follower wheel, the rotation axis of the upper follower wheel and the center hole of the upper wire guide water nozzle are located on the same straight line;

[0007] A lower water nozzle assembly, wherein a lower wire guide water nozzle is provided in the lower water nozzle assembly, and the cutting wire output from the upper wire guide water nozzle can pass through the lower wire guide water nozzle; the lower water nozzle assembly is provided with a lower follower guide wheel installed through a longitudinal rotating structure, the lower follower guide wheel can move and deflect with the lower water nozzle assembly, and can rotate independently in the lower water nozzle assembly, the cutting wire output from the lower wire guide water nozzle can pass around the lower follower guide wheel, and the lower follower guide wheel guides its conveying process, the lower follower guide wheel and the lower lower wire guide water nozzle are arranged on both sides of the rotating axis of the lower water nozzle assembly, and the center hole of the lower wire guide water nozzle, the rotating axis of the lower water nozzle assembly and the outer tangent point between the cutting wire and the lower follower guide wheel are located on the same straight line.

[0008] In one embodiment of the present invention, it also includes:

[0009] An upper supporting crossbeam, which is mounted on the taper adjustment assembly and can move together with the taper adjustment assembly, with its inner end extending toward the wire storage barrel and its outer end extending toward the workpiece carrier;

[0010] An upper transmission shaft rod, both ends of which are respectively mounted on the upper supporting crossbeam through a transverse rotating structure, and can move with the upper supporting crossbeam and can deflect independently on the upper supporting crossbeam;

[0011] The upper transfer seat block is installed at the outer end of the upper transmission shaft and can move and deflect with the upper transmission shaft. The upper water nozzle assembly is installed on the upper transfer seat block through a longitudinal rotation structure and is located above the workpiece carrier. It can move and deflect with the upper transfer seat block and can deflect independently on the upper transfer seat block. The cutting wire output from the wire storage cylinder can pass through the upper water nozzle assembly;

[0012] The upper wire guide motor is installed on the upper transfer seat block, can move and deflect with the upper transfer seat block, and can operate independently on the upper transfer seat block, and its power output shaft cooperates with the upper water nozzle assembly to drive the upper water nozzle assembly to deflect independently on the upper transfer seat block;

[0013] The upper unwinding guide wheel is installed on the inner end of the upper transmission shaft through a longitudinal rotating structure and corresponds to the position of the wire storage drum. The upper unwinding guide wheel can move and deflect with the upper transmission shaft and can deflect independently on the upper transmission shaft. The cutting wire output from the wire storage drum can enter the upper water nozzle assembly after passing through the upper unwinding guide wheel, and the upper unwinding guide wheel guides its conveying process;

[0014] A lower supporting crossbeam is installed on the wire transport frame and is located below the upper supporting crossbeam. The lower supporting crossbeam can move with the wire transport frame, and its inner end extends toward the wire storage cylinder and its outer end extends toward the workpiece carrier.

[0015] A lower transmission shaft rod, both ends of which are respectively mounted on the lower support beam through a transverse rotation structure, and can move laterally with the lower support, and can deflect independently on the lower support beam;

[0016] The lower transfer seat block is installed at the outer end of the lower transmission shaft and can move and deflect with the lower transmission shaft. The lower water nozzle assembly is installed on the lower transfer seat block through a longitudinal rotation structure and is located below the workpiece carrier. It can move and deflect with the lower transfer seat block and can deflect independently on the lower transfer seat block. It corresponds to the position of the upper water nozzle assembly. The cutting wire output by the upper water nozzle assembly can pass through the lower water nozzle assembly and be returned to the wire storage barrel. The workpiece is cut by the section between the lower water nozzle assembly and the upper water nozzle assembly of the cutting wire tail.

[0017] The lower wire guide motor is installed on the lower transfer seat block, can move and deflect with the lower transfer seat block, and can operate independently on the lower transfer seat block. Its power output shaft cooperates with the lower water nozzle assembly to drive the lower water nozzle assembly to deflect independently on the lower transfer seat block;

[0018] The lower unwinding guide wheel is installed on the inner end of the lower transmission shaft through a longitudinal rotation structure and corresponds to the position of the wire storage drum. It can move and deflect with the lower transmission shaft and can deflect independently on the lower transmission shaft. The cutting wire output from the lower nozzle assembly can be returned to the wire storage drum after passing through the lower unwinding guide wheel, and the lower unwinding guide wheel guides its conveying process;

[0019] A transfer linkage core rod, which is located between the upper transmission shaft rod and the lower transmission shaft rod, and whose bottom end is mounted on the inner end of the lower transmission shaft rod through a longitudinal rotation structure, and can deflect along with the lower transmission shaft rod, and can deflect independently on the lower transmission shaft rod;

[0020] The transfer linkage sleeve is installed on the inner end of the upper transmission shaft through a longitudinal rotation structure. It can deflect with the upper transmission shaft and can deflect independently on the upper transmission shaft. The top of the transfer linkage core rod passes through the transfer linkage sleeve. When the upper transmission shaft deflects, the lower transmission shaft can be driven to deflect through the transfer linkage sleeve and the transfer linkage core rod.

[0021] In one embodiment of the present invention, it also includes:

[0022] An upper supporting crossbeam, which is mounted on the taper adjustment assembly and can move together with the taper adjustment assembly, with its inner end extending toward the wire storage barrel and its outer end extending toward the workpiece carrier;

[0023] An upper driving motor, the upper pivoting motor is mounted on the upper supporting beam, can move with the upper supporting beam, and can operate independently on the upper supporting beam;

[0024] An upper transmission shaft, both ends of which are respectively mounted on the upper supporting beam through a transverse rotating structure, and can move together with the upper supporting beam. The power output shaft of the upper driving motor cooperates with the upper transmission shaft, and can drive it to deflect independently on the upper supporting beam;

[0025] The upper transfer seat block is installed at the outer end of the upper transmission shaft and can move and deflect with the upper transmission shaft. The upper water nozzle assembly is installed on the upper transfer seat block through a longitudinal rotation structure and is located above the workpiece carrier. It can move and deflect with the upper transfer seat block and can deflect independently on the upper transfer seat block. The cutting wire output from the wire storage cylinder can pass through the upper water nozzle assembly;

[0026] The upper wire guide motor is installed on the upper transfer seat block, can move and deflect with the upper transfer seat block, and can operate independently on the upper transfer seat block, and its power output shaft cooperates with the upper water nozzle assembly to drive the upper water nozzle assembly to deflect independently on the upper transfer seat block;

[0027] The upper unwinding guide wheel is installed on the inner end of the upper transmission shaft through a longitudinal rotating structure and corresponds to the position of the wire storage drum. The upper unwinding guide wheel can move and deflect with the upper transmission shaft and can deflect independently on the upper transmission shaft. The cutting wire output from the wire storage drum can enter the upper water nozzle assembly after passing through the upper unwinding guide wheel, and the upper unwinding guide wheel guides its conveying process;

[0028] A lower supporting crossbeam is installed on the wire transport frame and is located below the upper supporting crossbeam. The lower supporting crossbeam can move with the wire transport frame, and its inner end extends toward the wire storage cylinder and its outer end extends toward the workpiece carrier.

[0029] A lower drive motor, which is mounted on the lower support beam, can move with the lower support beam, and can operate independently on the lower support beam;

[0030] The lower transmission shaft, both ends of which are respectively installed on the lower support beam through a transverse rotation structure, can move laterally with the lower support, and the power output shaft of the lower drive motor cooperates with the lower transmission shaft to drive it to deflect independently on the lower support beam;

[0031] The lower transfer seat block is installed at the outer end of the lower transmission shaft and can move and deflect with the lower transmission shaft. The lower water nozzle assembly is installed on the lower transfer seat block through a longitudinal rotation structure and is located below the workpiece carrier. It can move and deflect with the lower transfer seat block and can deflect independently on the lower transfer seat block. It corresponds to the position of the upper water nozzle assembly. The cutting wire output by the upper water nozzle assembly can pass through the lower water nozzle assembly and be returned to the wire storage barrel. The workpiece is cut by the cutting wire between the lower water nozzle assembly and the upper water nozzle assembly.

[0032] The lower wire guide motor is installed on the lower transfer seat block, can move and deflect with the lower transfer seat block, and can operate independently on the lower transfer seat block. Its power output shaft cooperates with the lower water nozzle assembly to drive the lower water nozzle assembly to deflect independently on the lower transfer seat block;

[0033] The lower unwinding guide wheel is installed on the inner end of the lower transmission shaft through a longitudinal rotating structure and corresponds to the position of the wire storage drum. It can move and deflect with the lower transmission shaft, and can deflect independently on the lower transmission shaft. The cutting wire output from the lower water nozzle assembly can be returned to the wire storage drum after passing through the lower unwinding guide wheel, and its conveying process is guided by the lower unwinding guide wheel.

[0034] In one embodiment of the present invention, it also includes:

[0035] An upper supporting crossbeam, which is mounted on the taper adjustment assembly and can move together with the taper adjustment assembly, with its inner end extending toward the wire storage barrel and its outer end extending toward the workpiece carrier;

[0036] An upper driving motor, the upper pivoting motor is mounted on the upper supporting beam, can move with the upper supporting beam, and can operate independently on the upper supporting beam;

[0037] The upper transfer seat block is installed at the end of the power output shaft of the upper drive motor, can move with the upper drive motor, and is driven by the upper drive motor to deflect. The upper water nozzle assembly is installed on the upper transfer seat block through a longitudinal rotation structure and is located above the workpiece carrier. It can move and deflect with the upper transfer seat block and can deflect independently on the upper transfer seat block. The cutting wire output from the wire storage cylinder can pass through the upper water nozzle assembly;

[0038] The upper wire guide motor is installed on the upper transfer seat block, can move and deflect with the upper transfer seat block, and can operate independently on the upper transfer seat block, and its power output shaft cooperates with the upper water nozzle assembly to drive the upper water nozzle assembly to deflect independently on the upper transfer seat block;

[0039] The upper unwinding guide wheel is installed at the inner end of the upper supporting crossbeam through a longitudinal rotating structure and corresponds to the position of the wire storage drum. The upper unwinding guide wheel can move and deflect with the upper transmission shaft and can rotate independently on the upper transmission shaft. The cutting wire output from the wire storage drum can enter the upper water nozzle assembly after winding around the upper unwinding guide wheel, and the upper unwinding guide wheel guides its conveying process;

[0040] A lower supporting crossbeam is installed on the wire transport frame and is located below the upper supporting crossbeam. The lower supporting crossbeam can move with the wire transport frame, and its inner end extends toward the wire storage cylinder and its outer end extends toward the workpiece carrier.

[0041] A lower drive motor, which is mounted on the lower support beam, can move with the lower support beam, and can operate independently on the lower support beam;

[0042] The lower transfer seat block is installed at the end of the power output shaft of the lower drive motor, can move with the lower drive motor, and is driven by the lower drive motor to deflect. The lower water nozzle assembly is installed on the lower transfer seat block through a longitudinal rotation structure and is located below the workpiece carrier. It can move and deflect with the lower transfer seat block, and can deflect independently on the lower transfer seat block. It corresponds to the position of the upper water nozzle assembly. The cutting wire output by the upper water nozzle assembly can pass through the lower water nozzle assembly and be returned to the wire storage barrel. The workpiece is cut by the section between the lower water nozzle assembly and the upper water nozzle assembly of the cutting wire tail.

[0043] The lower wire guide motor is installed on the lower transfer seat block, can move and deflect with the lower transfer seat block, and can operate independently on the lower transfer seat block. Its power output shaft cooperates with the lower water nozzle assembly to drive the lower water nozzle assembly to deflect independently on the lower transfer seat block;

[0044] The lower unwinding guide wheel is installed at the inner end of the lower supporting beam through a longitudinal rotating structure and corresponds to the position of the wire storage drum. The lower unwinding guide wheel can be deflected on the lower supporting beam and can be rotated independently on the lower supporting beam. The cutting wire output from the lower water nozzle assembly can be returned to the wire storage drum after passing through the lower unwinding guide wheel, and the lower unwinding guide wheel guides its conveying process;

[0045] A transfer linkage core rod, which is located between the upper support beam and the lower support beam, and whose bottom end is installed on the inner end of the lower support beam through a longitudinal rotation structure, can move with the lower support beam, and can deflect independently on the lower transmission shaft rod;

[0046] The transfer linkage sliding sleeve is installed at the inner end of the upper supporting beam through a longitudinal rotation structure. It can deflect with the upper supporting beam and can deflect independently on the upper supporting beam. The top of the transfer linkage core rod passes through the transfer linkage sliding sleeve. When the upper supporting beam moves, the lower transmission shaft rod can be driven to move through the transfer linkage sliding sleeve and the transfer linkage core rod.

[0047] In one embodiment of the present invention, an upper conductive end block installed by adjusting bolts is provided in the upper adapter block, the cross section of the upper conductive end block is elliptical, and the upper conductive end block is electrically connected to the power supply system through a line, and the cutting wire between the upper faucet assembly and the upper winding guide wheel abuts against the outer wall of the upper conductive end block;

[0048] The upper transfer seat block is also provided with an upper wire guide support wheel, which is located between the upper conductive end block and the upper water nozzle assembly. The cutting wire output from the upper conductive end block passes around the upper wire guide support wheel, and the upper wire guide support wheel guides its conveying process;

[0049] The lower adapter block is provided with a lower conductive end block installed by adjusting bolts, the cross section of the lower conductive end block is elliptical, and it is electrically connected to the power supply system through a line, the cutting wire between the lower water nozzle assembly and the lower winding guide wheel abuts against the outer wall of the lower conductive end block, and the lower conductive end block and the upper conductive end block conduct electricity to the cutting wire, so that the section of the cutting wire located between the lower water nozzle assembly and the upper water nozzle assembly cuts the workpiece in the workpiece carrier;

[0050] A lower wire guide support wheel is also provided in the lower adapter block, and the lower wire guide support wheel is located between the lower conductive end block and the lower water nozzle assembly. The cutting wire output from the lower water nozzle assembly passes around the lower wire guide support wheel, and its conveying process is guided by the lower wire guide support wheel.

[0051] A wire cutting machine tool comprises the above-mentioned wire transport mechanism with a water nozzle central swing structure.

[0052] The advantages of the present invention are:

[0053] The wire conveying mechanism is provided with an upper follower guide wheel and a lower follower guide wheel in the upper water nozzle assembly and the lower water nozzle assembly respectively, which can move and deflect together with the respective water nozzle assemblies and can rotate independently at the same time, so that the cutting wire can be effectively guided during the conveying process, thereby ensuring the stability and accuracy of the cutting wire during the conveying process. The outer tangent point between the cutting wire and the follower guide wheel, the rotation axis of the follower guide wheel and the center hole of the wire guide water nozzle are all located on the same straight line, which helps to reduce the deviation and jitter of the cutting wire during the conveying process and further improve the wire conveying stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0054] Figure 1This is one of the structural schematic diagrams of the wire transport mechanism with a water nozzle center swing structure proposed by the present invention;

[0055] Figure 2 This is the second structural diagram of the wire transport mechanism;

[0056] Figure 3 This is the third structural diagram of the wire transport mechanism. DETAILED DESCRIPTION

[0057] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention generally described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0058] like Figure 1 to Figure 3 As shown, the wire transport mechanism with a water nozzle center swing structure proposed by the present invention includes an upper water nozzle assembly 100 and a lower water nozzle assembly 200;

[0059] The upper water nozzle assembly is provided with an upper follower guide wheel 110 installed through a longitudinal rotating structure. The upper follower guide wheel can move and deflect with the upper water nozzle assembly, and can rotate independently in the upper water nozzle assembly. The cutting wire output from the wire storage cylinder can pass through the upper follower guide wheel, and the upper follower guide wheel guides its conveying process; the upper water nozzle assembly is also provided with an upper wire guide nozzle 120, and the cutting wire output from the upper follower wheel can pass through the upper wire guide nozzle. The upper wire guide nozzle and the upper follower wheel are arranged at both ends of the upper follower wheel. The outer tangent point between the cutting wire and the upper follower wheel, the rotation axis of the upper follower wheel and the center hole of the upper wire guide nozzle are located on the same straight line;

[0060] A lower wire guide water nozzle 210 is provided in the lower water nozzle assembly, and the cutting wire output from the upper wire guide water nozzle can pass through the lower wire guide water nozzle; the lower water nozzle assembly is provided with a lower follower guide wheel 220 installed by a longitudinal rotating structure, and the lower follower guide wheel can move and deflect together with the lower water nozzle assembly, and can rotate independently in the lower water nozzle assembly, and the cutting wire output from the lower wire guide water nozzle can pass around the lower follower guide wheel, and the lower follower guide wheel guides its conveying process, and the lower follower guide wheel and the lower lower wire guide water nozzle are arranged on both sides of the rotation axis of the lower water nozzle assembly, and the center hole of the lower wire guide water nozzle, the rotation axis of the lower water nozzle assembly and the outer tangent point between the cutting wire and the lower follower guide wheel are located on the same straight line.

[0061] like Figure 1 In Example 1, the wire transport mechanism further includes an upper supporting crossbeam A310, an upper transmission shaft A320, an upper transfer seat block A330, an upper wire guide motor A340, an upper winding guide wheel A350, a lower supporting crossbeam A410, a lower transmission shaft A420, a lower transfer seat block A430, a lower wire guide motor A440, a lower winding guide wheel A450, a transfer linkage core rod A460 and a transfer linkage sliding sleeve A470;

[0062] The upper supporting crossbeam is installed on the taper adjustment assembly and can move together with the taper adjustment assembly, with its inner end extending toward the wire storage cylinder and its outer end extending toward the workpiece carrier;

[0063] Both ends of the upper transmission shaft are respectively installed on the upper supporting beam through a transverse rotating structure, and can move with the upper supporting beam and can deflect independently on the upper supporting beam;

[0064] The upper transfer seat block is installed at the outer end of the upper transmission shaft rod, and can move and deflect together with the upper transmission shaft rod. The upper water nozzle assembly is installed on the upper transfer seat block through a longitudinal rotation structure and is located above the workpiece carrier. It can move and deflect together with the upper transfer seat block, and can deflect independently on the upper transfer seat block. The cutting wire output from the wire storage cylinder can pass through the upper water nozzle assembly;

[0065] The upper wire guide motor is installed on the upper transfer seat block, can move and deflect with the upper transfer seat block, and can operate independently on the upper transfer seat block. Its power output shaft cooperates with the upper water nozzle assembly to drive the upper water nozzle assembly to deflect independently on the upper transfer seat block;

[0066] The upper winding guide wheel is installed on the inner end of the upper transmission shaft through a longitudinal rotating structure and corresponds to the position of the wire storage drum. It can move and deflect with the upper transmission shaft and can deflect independently on the upper transmission shaft. The cutting wire output from the wire storage drum can enter the upper water nozzle assembly after winding around the upper winding guide wheel, and the upper winding guide wheel guides its conveying process;

[0067] The lower supporting crossbeam is installed on the wire transport stand and is located below the upper supporting crossbeam. It can move with the wire transport stand, with its inner end extending toward the wire storage barrel and its outer end extending toward the workpiece carrier.

[0068] Both ends of the lower transmission shaft are respectively installed on the lower support beam through a transverse rotation structure, and can move laterally with the lower support and can deflect independently on the lower support beam;

[0069] The lower transfer seat block is installed at the outer end of the lower transmission shaft rod, and can move and deflect with the lower transmission shaft rod. The lower water nozzle assembly is installed on the lower transfer seat block through a longitudinal rotation structure and is located below the workpiece carrier. It can move and deflect with the lower transfer seat block, and can deflect independently on the lower transfer seat block. It corresponds to the position of the upper water nozzle assembly. The cutting wire output by the upper water nozzle assembly can pass through the lower water nozzle assembly and be returned to the wire storage barrel. The workpiece is cut by the section between the lower water nozzle assembly and the upper water nozzle assembly of the cutting wire tail.

[0070] The lower wire guide motor is installed on the lower transfer seat block, can move and deflect with the lower transfer seat block, and can operate independently on the lower transfer seat block. Its power output shaft cooperates with the lower water nozzle assembly to drive the lower water nozzle assembly to deflect independently on the lower transfer seat block;

[0071] The lower winding guide wheel is installed on the inner end of the lower transmission shaft through a longitudinal rotating structure and corresponds to the position of the wire storage drum. It can move and deflect with the lower transmission shaft and can deflect independently on the lower transmission shaft. The cutting wire output from the lower nozzle assembly can be returned to the wire storage drum after passing through the lower winding guide wheel, and the lower winding guide wheel guides its conveying process;

[0072] The transfer linkage core rod is located between the upper transmission shaft rod and the lower transmission shaft rod, and its bottom end is installed on the inner end of the lower transmission shaft rod through a longitudinal rotation structure, and can deflect with the lower transmission shaft rod and can deflect independently on the lower transmission shaft rod;

[0073] The transfer linkage sleeve is installed on the inner end of the upper transmission shaft through a longitudinal rotation structure. It can deflect with the upper transmission shaft and can deflect independently on the upper transmission shaft. The top of the transfer linkage core rod passes through the transfer linkage sleeve. When the upper transmission shaft deflects, the lower transmission shaft can be driven to deflect through the transfer linkage sleeve and the transfer linkage core rod.

[0074] In this embodiment, an upper conductive end block A331 installed by adjusting bolts is provided in the upper adapter block, the cross section of the upper conductive end block is elliptical, and it is electrically connected to the power supply system through a line, and the cutting wire between the upper faucet assembly and the upper winding guide wheel abuts against the outer wall of the upper conductive end block;

[0075] The upper transfer seat block is also provided with an upper wire guide support wheel A332, which is located between the upper conductive end block and the upper water nozzle assembly. The cutting wire output from the upper conductive end block passes around the upper wire guide support wheel, and the upper wire guide support wheel guides its conveying process;

[0076] The lower adapter block is provided with a lower conductive end block (not shown in the figure) installed by adjusting bolts. The cross section of the lower conductive end block is elliptical and is electrically connected to the power supply system through a line. The cutting wire between the lower water nozzle assembly and the lower winding guide wheel abuts against the outer wall of the lower conductive end block. The lower conductive end block and the upper conductive end block conduct electricity to the cutting wire, so that the section of the cutting wire located between the lower water nozzle assembly and the upper water nozzle assembly cuts the workpiece in the workpiece carrier.

[0077] A lower wire guide support wheel (not shown in the figure) is also provided in the lower adapter block, and the lower wire guide support wheel is located between the lower conductive end block and the lower water nozzle assembly. The cutting wire output from the lower water nozzle assembly passes around the lower wire guide support wheel, and its conveying process is guided by the lower wire guide support wheel.

[0078] like Figure 2 In Example 2, the wire transport mechanism further includes an upper supporting crossbeam B310, an upper driving motor B320, an upper transmission shaft B330, an upper adapter block B340, an upper wire guide motor B350, an upper winding guide wheel B360, a lower supporting crossbeam B410, a lower driving motor B420, a lower transmission shaft B430, a lower adapter block B440, a lower wire guide motor B450 and a lower winding guide wheel B460;

[0079] The upper supporting crossbeam is installed on the taper adjustment assembly and can move together with the taper adjustment assembly, with its inner end extending toward the wire storage cylinder and its outer end extending toward the workpiece carrier;

[0080] The upper pivoting motor is mounted on the upper supporting beam, can move with the upper supporting beam, and can operate independently on the upper supporting beam;

[0081] The two ends of the upper transmission shaft are respectively installed on the upper supporting beam through a transverse rotating structure, and can move together with the upper supporting beam. The power output shaft of the upper driving motor cooperates with the upper transmission shaft to drive it to deflect independently on the upper supporting beam.

[0082] The upper transfer seat block is installed at the outer end of the upper transmission shaft rod, and can move and deflect together with the upper transmission shaft rod. The upper water nozzle assembly is installed on the upper transfer seat block through a longitudinal rotation structure and is located above the workpiece carrier. It can move and deflect together with the upper transfer seat block, and can deflect independently on the upper transfer seat block. The cutting wire output from the wire storage cylinder can pass through the upper water nozzle assembly;

[0083] The upper wire guide motor is installed on the upper transfer seat block, can move and deflect with the upper transfer seat block, and can operate independently on the upper transfer seat block. Its power output shaft cooperates with the upper water nozzle assembly to drive the upper water nozzle assembly to deflect independently on the upper transfer seat block;

[0084] The upper winding guide wheel is installed on the inner end of the upper transmission shaft through a longitudinal rotating structure and corresponds to the position of the wire storage drum. It can move and deflect with the upper transmission shaft and can deflect independently on the upper transmission shaft. The cutting wire output from the wire storage drum can enter the upper water nozzle assembly after winding around the upper winding guide wheel, and the upper winding guide wheel guides its conveying process;

[0085] The lower supporting crossbeam is installed on the wire transport stand and is located below the upper supporting crossbeam. It can move with the wire transport stand, with its inner end extending toward the wire storage barrel and its outer end extending toward the workpiece carrier.

[0086] The lower drive motor is installed on the lower supporting beam, can move with the lower supporting beam, and can operate independently on the lower supporting beam;

[0087] The two ends of the lower transmission shaft are respectively installed on the lower support beam through a transverse rotation structure, and can move laterally with the lower support. The power output shaft of the lower drive motor cooperates with the lower transmission shaft to drive it to deflect independently on the lower support beam.

[0088] The lower transfer seat block is installed at the outer end of the lower transmission shaft, and can move and deflect with the lower transmission shaft. The lower water nozzle assembly is installed on the lower transfer seat block through a longitudinal rotation structure and is located below the workpiece carrier. It can move and deflect with the lower transfer seat block, and can deflect independently on the lower transfer seat block. It corresponds to the position of the upper water nozzle assembly. The cutting wire output by the upper water nozzle assembly can pass through the lower water nozzle assembly and be returned to the wire storage barrel. The workpiece is cut by the cutting wire between the lower water nozzle assembly and the upper water nozzle assembly.

[0089] The lower wire guide motor is installed on the lower transfer seat block, can move and deflect with the lower transfer seat block, and can operate independently on the lower transfer seat block. Its power output shaft cooperates with the lower water nozzle assembly to drive the lower water nozzle assembly to deflect independently on the lower transfer seat block;

[0090] The lower winding guide wheel is installed on the inner end of the lower transmission shaft through a longitudinal rotating structure and corresponds to the position of the wire storage drum. It can move and deflect with the lower transmission shaft, and can deflect independently on the lower transmission shaft. The cutting wire output from the lower water nozzle assembly can be returned to the wire storage drum after passing through the lower winding guide wheel, and its conveying process is guided by the lower winding guide wheel.

[0091] In this embodiment, an upper conductive end block B341 installed by adjusting bolts is provided in the upper adapter block, the cross section of the upper conductive end block is elliptical, and it is electrically connected to the power supply system through a line, and the cutting wire between the upper faucet assembly and the upper winding guide wheel abuts against the outer wall of the upper conductive end block;

[0092] The upper transfer seat block is also provided with an upper wire guide support wheel B342, which is located between the upper conductive end block and the upper water nozzle assembly. The cutting wire output from the upper conductive end block passes around the upper wire guide support wheel, and the upper wire guide support wheel guides its conveying process;

[0093] The lower adapter block is provided with a lower conductive end block (not shown in the figure) installed by adjusting bolts. The cross section of the lower conductive end block is elliptical and is electrically connected to the power supply system through a line. The cutting wire between the lower water nozzle assembly and the lower winding guide wheel abuts against the outer wall of the lower conductive end block. The lower conductive end block and the upper conductive end block conduct electricity to the cutting wire, so that the section of the cutting wire located between the lower water nozzle assembly and the upper water nozzle assembly cuts the workpiece in the workpiece carrier.

[0094] A lower wire guide support wheel (not shown in the figure) is also provided in the lower adapter block, and the lower wire guide support wheel is located between the lower conductive end block and the lower water nozzle assembly. The cutting wire output from the lower water nozzle assembly passes around the lower wire guide support wheel, and its conveying process is guided by the lower wire guide support wheel.

[0095] like Figure 3 In Example 3, the wire transport mechanism further includes an upper supporting crossbeam C310, an upper driving motor C320, an upper transfer seat block C330, an upper wire guide motor C340, an upper winding guide wheel C350, a lower supporting crossbeam C410, a lower driving motor C420, a lower transfer seat block C430, a lower wire guide motor C440, a lower winding guide wheel C450, a transfer linkage core rod C460 and a transfer linkage sliding sleeve C470;

[0096] The upper supporting crossbeam is installed on the taper adjustment assembly and can move together with the taper adjustment assembly, with its inner end extending toward the wire storage cylinder and its outer end extending toward the workpiece carrier;

[0097] The upper pivoting motor is mounted on the upper supporting beam, can move with the upper supporting beam, and can operate independently on the upper supporting beam;

[0098] The upper transfer seat block is installed at the end of the power output shaft of the upper drive motor, and can move with the upper drive motor and be driven to deflect by the upper drive motor. The upper water nozzle assembly is installed on the upper transfer seat block through a longitudinal rotation structure and is located above the workpiece carrier. It can move and deflect with the upper transfer seat block and can deflect independently on the upper transfer seat block. The cutting wire output from the wire storage cylinder can pass through the upper water nozzle assembly;

[0099] The upper wire guide motor is installed on the upper transfer seat block, can move and deflect with the upper transfer seat block, and can operate independently on the upper transfer seat block. Its power output shaft cooperates with the upper water nozzle assembly to drive the upper water nozzle assembly to deflect independently on the upper transfer seat block;

[0100] The upper unwinding guide wheel is installed at the inner end of the upper supporting crossbeam through a longitudinal rotating structure and corresponds to the position of the wire storage barrel. It can move and deflect with the upper transmission shaft and can rotate independently on the upper transmission shaft. The cutting wire output from the wire storage barrel can enter the upper water nozzle assembly after winding around the upper unwinding guide wheel, and the upper unwinding guide wheel guides its conveying process;

[0101] The lower supporting crossbeam is installed on the wire transport stand and is located below the upper supporting crossbeam. It can move with the wire transport stand, with its inner end extending toward the wire storage barrel and its outer end extending toward the workpiece carrier.

[0102] The lower drive motor is installed on the lower supporting beam, can move with the lower supporting beam, and can operate independently on the lower supporting beam;

[0103] The lower adapter block is installed at the end of the power output shaft of the lower drive motor, and can move with the lower drive motor and be driven to deflect by the lower drive motor. The lower water nozzle assembly is installed on the lower adapter block through a longitudinal rotation structure and is located below the workpiece carrier. It can move and deflect with the lower adapter block and can deflect independently on the lower adapter block. It corresponds to the position of the upper water nozzle assembly. The cutting wire output by the upper water nozzle assembly can pass through the lower water nozzle assembly and be returned to the wire storage barrel. The workpiece is cut by the section between the lower water nozzle assembly and the upper water nozzle assembly at the end of the cutting wire.

[0104] The lower wire guide motor is installed on the lower transfer seat block, can move and deflect with the lower transfer seat block, and can operate independently on the lower transfer seat block. Its power output shaft cooperates with the lower water nozzle assembly to drive the lower water nozzle assembly to deflect independently on the lower transfer seat block;

[0105] The lower winding guide wheel is installed at the inner end of the lower supporting beam through a longitudinal rotating structure and corresponds to the position of the wire storage barrel. It can be deflected on the lower supporting beam and can be rotated independently on the lower supporting beam. The cutting wire output from the lower water nozzle assembly can be returned to the wire storage barrel after passing through the lower winding guide wheel, and the lower winding guide wheel guides its conveying process.

[0106] The transfer linkage core rod is located between the upper support beam and the lower support beam, and its bottom end is installed on the inner end of the lower support beam through a longitudinal rotation structure, and can move with the lower support beam and can deflect independently on the lower transmission shaft rod;

[0107] The transfer linkage sliding sleeve is installed at the inner end of the upper supporting beam through the longitudinal rotation structure. It can deflect with the upper supporting beam and can deflect independently on the upper supporting beam. The top of the transfer linkage core rod passes through the transfer linkage sliding sleeve. When the upper supporting beam moves, the lower transmission shaft rod can be driven to move through the transfer linkage sliding sleeve and the transfer linkage core rod.

[0108] In this embodiment, an upper conductive end block C331 installed by adjusting bolts is provided in the upper adapter block, the cross section of the upper conductive end block is elliptical, and it is electrically connected to the power supply system through a line, and the cutting wire between the upper faucet assembly and the upper winding guide wheel abuts against the outer wall of the upper conductive end block;

[0109] The upper transfer seat block is also provided with an upper wire guide support wheel C332, which is located between the upper conductive end block and the upper water nozzle assembly. The cutting wire output from the upper conductive end block bypasses the upper wire guide support wheel, and the upper wire guide support wheel guides its conveying process;

[0110] The lower adapter block is provided with a lower conductive end block (not shown in the figure) installed by adjusting bolts. The cross section of the lower conductive end block is elliptical and is electrically connected to the power supply system through a line. The cutting wire between the lower water nozzle assembly and the lower winding guide wheel abuts against the outer wall of the lower conductive end block. The lower conductive end block and the upper conductive end block conduct electricity to the cutting wire, so that the section of the cutting wire located between the lower water nozzle assembly and the upper water nozzle assembly cuts the workpiece in the workpiece carrier.

[0111] A lower wire guide support wheel (not shown in the figure) is also provided in the lower adapter block, and the lower wire guide support wheel is located between the lower conductive end block and the lower water nozzle assembly. The cutting wire output from the lower water nozzle assembly passes around the lower wire guide support wheel, and its conveying process is guided by the lower wire guide support wheel.

[0112] The wire cutting machine tool proposed in the present invention includes the above-mentioned wire transport mechanism with a water nozzle central swing structure. Other components of the wire cutting machine tool adopt the existing technology, so they are not described in detail.

[0113] In the description of the present invention, it should be noted that when terms such as "upper", "lower", "inner", "outer", "left", "right" and the like indicating orientation or positional relationship appear, it should be understood that the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the invention product is usually placed when in use, or the orientation or positional relationship commonly understood by those skilled in the art, is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the equipment 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 of the present invention. In addition, when terms such as "first" and "second" appear, they are only used to distinguish the description, and cannot be understood as indicating or implying relative importance. In the description of the present invention, it should also be noted that, unless otherwise clearly specified and limited, terms such as "installation", "setting", and "connection" should be understood in a broad sense. For example, "connection" 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 an indirect connection through an intermediate medium, or it can be a connection between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A wire transport mechanism with a water nozzle center swing structure, characterized in that: include: An upper water nozzle assembly, wherein the upper water nozzle assembly is provided with an upper follower guide wheel installed through a longitudinal rotating structure, the upper follower guide wheel can move and deflect together with the upper water nozzle assembly, and can rotate independently in the upper water nozzle assembly, the cutting wire output from the wire storage carrier can pass through the upper follower guide wheel, and the upper follower guide wheel guides its conveying process; the upper water nozzle assembly is also provided with an upper wire guide water nozzle, the cutting wire output from the upper follower wheel can pass through the upper wire guide water nozzle, the upper wire guide water nozzle and the upper follower wheel are arranged at both ends of the upper follower wheel, and the outer tangent point between the cutting wire and the upper follower wheel, the rotation axis of the upper follower wheel and the center hole of the upper wire guide water nozzle are located on the same straight line; A lower water nozzle assembly, wherein a lower wire guide water nozzle is provided in the lower water nozzle assembly, and the cutting wire output from the upper wire guide water nozzle can pass through the lower wire guide water nozzle; the lower water nozzle assembly is provided with a lower follower guide wheel installed through a longitudinal rotating structure, the lower follower guide wheel can move and deflect with the lower water nozzle assembly, and can rotate independently in the lower water nozzle assembly, the cutting wire output from the lower wire guide water nozzle can pass around the lower follower guide wheel, and the lower follower guide wheel guides its conveying process, the lower follower guide wheel and the lower lower wire guide water nozzle are arranged on both sides of the rotating axis of the lower water nozzle assembly, and the center hole of the lower wire guide water nozzle, the rotating axis of the lower water nozzle assembly and the outer tangent point between the cutting wire and the lower follower guide wheel are located on the same straight line.

2. A wire transport mechanism with a water nozzle center swing structure according to claim 1, characterized in that: Also includes: An upper supporting crossbeam, which is mounted on the taper adjustment assembly and can move together with the taper adjustment assembly, with its inner end extending toward the wire storage barrel and its outer end extending toward the workpiece carrier; An upper transmission shaft rod, both ends of which are respectively mounted on the upper supporting crossbeam through a transverse rotating structure, and can move with the upper supporting crossbeam and can deflect independently on the upper supporting crossbeam; The upper transfer seat block is installed at the outer end of the upper transmission shaft and can move and deflect with the upper transmission shaft. The upper water nozzle assembly is installed on the upper transfer seat block through a longitudinal rotation structure and is located above the workpiece carrier. It can move and deflect with the upper transfer seat block and can deflect independently on the upper transfer seat block. The cutting wire output from the wire storage cylinder can pass through the upper water nozzle assembly; The upper wire guide motor is installed on the upper transfer seat block, can move and deflect with the upper transfer seat block, and can operate independently on the upper transfer seat block, and its power output shaft cooperates with the upper water nozzle assembly to drive the upper water nozzle assembly to deflect independently on the upper transfer seat block; The upper unwinding guide wheel is installed on the inner end of the upper transmission shaft through a longitudinal rotating structure and corresponds to the position of the wire storage drum. The upper unwinding guide wheel can move and deflect with the upper transmission shaft and can deflect independently on the upper transmission shaft. The cutting wire output from the wire storage drum can enter the upper water nozzle assembly after passing through the upper unwinding guide wheel, and the upper unwinding guide wheel guides its conveying process; A lower supporting crossbeam is installed on the wire transport frame and is located below the upper supporting crossbeam. The lower supporting crossbeam can move with the wire transport frame, and its inner end extends toward the wire storage cylinder and its outer end extends toward the workpiece carrier. A lower transmission shaft rod, both ends of which are respectively mounted on the lower support beam through a transverse rotation structure, and can move laterally with the lower support, and can deflect independently on the lower support beam; The lower transfer seat block is installed at the outer end of the lower transmission shaft and can move and deflect with the lower transmission shaft. The lower water nozzle assembly is installed on the lower transfer seat block through a longitudinal rotation structure and is located below the workpiece carrier. It can move and deflect with the lower transfer seat block and can deflect independently on the lower transfer seat block. It corresponds to the position of the upper water nozzle assembly. The cutting wire output by the upper water nozzle assembly can pass through the lower water nozzle assembly and be returned to the wire storage barrel. The workpiece is cut by the section between the lower water nozzle assembly and the upper water nozzle assembly of the cutting wire tail. The lower wire guide motor is installed on the lower transfer seat block, can move and deflect with the lower transfer seat block, and can operate independently on the lower transfer seat block. Its power output shaft cooperates with the lower water nozzle assembly to drive the lower water nozzle assembly to deflect independently on the lower transfer seat block; The lower unwinding guide wheel is installed on the inner end of the lower transmission shaft through a longitudinal rotation structure and corresponds to the position of the wire storage drum. It can move and deflect with the lower transmission shaft and can deflect independently on the lower transmission shaft. The cutting wire output from the lower nozzle assembly can be returned to the wire storage drum after passing through the lower unwinding guide wheel, and the lower unwinding guide wheel guides its conveying process; A transfer linkage core rod, which is located between the upper transmission shaft rod and the lower transmission shaft rod, and whose bottom end is mounted on the inner end of the lower transmission shaft rod through a longitudinal rotation structure, and can deflect along with the lower transmission shaft rod, and can deflect independently on the lower transmission shaft rod; The transfer linkage sleeve is installed on the inner end of the upper transmission shaft through a longitudinal rotation structure. It can deflect with the upper transmission shaft and can deflect independently on the upper transmission shaft. The top of the transfer linkage core rod passes through the transfer linkage sleeve. When the upper transmission shaft deflects, the lower transmission shaft can be driven to deflect through the transfer linkage sleeve and the transfer linkage core rod.

3. The wire transport mechanism with a water nozzle center swing structure according to claim 1, characterized in that: Also includes: An upper supporting crossbeam, which is mounted on the taper adjustment assembly and can move together with the taper adjustment assembly, with its inner end extending toward the wire storage barrel and its outer end extending toward the workpiece carrier; An upper driving motor, the upper pivoting motor is mounted on the upper supporting beam, can move with the upper supporting beam, and can operate independently on the upper supporting beam; An upper transmission shaft, both ends of which are respectively mounted on the upper supporting beam through a transverse rotating structure, and can move together with the upper supporting beam. The power output shaft of the upper driving motor cooperates with the upper transmission shaft, and can drive it to deflect independently on the upper supporting beam; The upper transfer seat block is installed at the outer end of the upper transmission shaft and can move and deflect with the upper transmission shaft. The upper water nozzle assembly is installed on the upper transfer seat block through a longitudinal rotation structure and is located above the workpiece carrier. It can move and deflect with the upper transfer seat block and can deflect independently on the upper transfer seat block. The cutting wire output from the wire storage cylinder can pass through the upper water nozzle assembly; The upper wire guide motor is installed on the upper transfer seat block, can move and deflect with the upper transfer seat block, and can operate independently on the upper transfer seat block, and its power output shaft cooperates with the upper water nozzle assembly to drive the upper water nozzle assembly to deflect independently on the upper transfer seat block; The upper unwinding guide wheel is installed on the inner end of the upper transmission shaft through a longitudinal rotating structure and corresponds to the position of the wire storage drum. The upper unwinding guide wheel can move and deflect with the upper transmission shaft and can deflect independently on the upper transmission shaft. The cutting wire output from the wire storage drum can enter the upper water nozzle assembly after passing through the upper unwinding guide wheel, and the upper unwinding guide wheel guides its conveying process; A lower supporting crossbeam is installed on the wire transport frame and is located below the upper supporting crossbeam. The lower supporting crossbeam can move with the wire transport frame, and its inner end extends toward the wire storage cylinder and its outer end extends toward the workpiece carrier. A lower drive motor, which is mounted on the lower support beam, can move with the lower support beam, and can operate independently on the lower support beam; The lower transmission shaft, both ends of which are respectively installed on the lower support beam through a transverse rotation structure, can move laterally with the lower support, and the power output shaft of the lower drive motor cooperates with the lower transmission shaft to drive it to deflect independently on the lower support beam; The lower transfer seat block is installed at the outer end of the lower transmission shaft and can move and deflect with the lower transmission shaft. The lower water nozzle assembly is installed on the lower transfer seat block through a longitudinal rotation structure and is located below the workpiece carrier. It can move and deflect with the lower transfer seat block and can deflect independently on the lower transfer seat block. It corresponds to the position of the upper water nozzle assembly. The cutting wire output by the upper water nozzle assembly can pass through the lower water nozzle assembly and be returned to the wire storage barrel. The workpiece is cut by the cutting wire between the lower water nozzle assembly and the upper water nozzle assembly. The lower wire guide motor is installed on the lower transfer seat block, can move and deflect with the lower transfer seat block, and can operate independently on the lower transfer seat block. Its power output shaft cooperates with the lower water nozzle assembly to drive the lower water nozzle assembly to deflect independently on the lower transfer seat block; The lower unwinding guide wheel is installed on the inner end of the lower transmission shaft through a longitudinal rotating structure and corresponds to the position of the wire storage drum. It can move and deflect with the lower transmission shaft, and can deflect independently on the lower transmission shaft. The cutting wire output from the lower water nozzle assembly can be returned to the wire storage drum after passing through the lower unwinding guide wheel, and its conveying process is guided by the lower unwinding guide wheel.

4. The wire transport mechanism with a water nozzle center swing structure according to claim 1, characterized in that: Also includes: An upper supporting crossbeam, which is mounted on the taper adjustment assembly and can move together with the taper adjustment assembly, with its inner end extending toward the wire storage barrel and its outer end extending toward the workpiece carrier; An upper driving motor, the upper pivoting motor is mounted on the upper supporting beam, can move with the upper supporting beam, and can operate independently on the upper supporting beam; The upper transfer seat block is installed at the end of the power output shaft of the upper drive motor, can move with the upper drive motor, and is driven by the upper drive motor to deflect. The upper water nozzle assembly is installed on the upper transfer seat block through a longitudinal rotation structure and is located above the workpiece carrier. It can move and deflect with the upper transfer seat block and can deflect independently on the upper transfer seat block. The cutting wire output from the wire storage cylinder can pass through the upper water nozzle assembly; The upper wire guide motor is installed on the upper transfer seat block, can move and deflect with the upper transfer seat block, and can operate independently on the upper transfer seat block, and its power output shaft cooperates with the upper water nozzle assembly to drive the upper water nozzle assembly to deflect independently on the upper transfer seat block; The upper unwinding guide wheel is installed at the inner end of the upper supporting crossbeam through a longitudinal rotating structure and corresponds to the position of the wire storage drum. The upper unwinding guide wheel can move and deflect with the upper transmission shaft and can rotate independently on the upper transmission shaft. The cutting wire output from the wire storage drum can enter the upper water nozzle assembly after winding around the upper unwinding guide wheel, and the upper unwinding guide wheel guides its conveying process; A lower supporting crossbeam is installed on the wire transport frame and is located below the upper supporting crossbeam. The lower supporting crossbeam can move with the wire transport frame, and its inner end extends toward the wire storage cylinder and its outer end extends toward the workpiece carrier. A lower drive motor, which is mounted on the lower support beam, can move with the lower support beam, and can operate independently on the lower support beam; The lower transfer seat block is installed at the end of the power output shaft of the lower drive motor, can move with the lower drive motor, and is driven by the lower drive motor to deflect. The lower water nozzle assembly is installed on the lower transfer seat block through a longitudinal rotation structure and is located below the workpiece carrier. It can move and deflect with the lower transfer seat block, and can deflect independently on the lower transfer seat block. It corresponds to the position of the upper water nozzle assembly. The cutting wire output by the upper water nozzle assembly can pass through the lower water nozzle assembly and be returned to the wire storage barrel. The workpiece is cut by the section between the lower water nozzle assembly and the upper water nozzle assembly of the cutting wire tail. The lower wire guide motor is installed on the lower transfer seat block, can move and deflect with the lower transfer seat block, and can operate independently on the lower transfer seat block. Its power output shaft cooperates with the lower water nozzle assembly to drive the lower water nozzle assembly to deflect independently on the lower transfer seat block; The lower unwinding guide wheel is installed at the inner end of the lower supporting beam through a longitudinal rotating structure and corresponds to the position of the wire storage drum. The lower unwinding guide wheel can be deflected on the lower supporting beam and can be rotated independently on the lower supporting beam. The cutting wire output from the lower water nozzle assembly can be returned to the wire storage drum after passing through the lower unwinding guide wheel, and the lower unwinding guide wheel guides its conveying process; A transfer linkage core rod, which is located between the upper support beam and the lower support beam, and whose bottom end is installed on the inner end of the lower support beam through a longitudinal rotation structure, can move with the lower support beam, and can deflect independently on the lower transmission shaft rod; The transfer linkage sliding sleeve is installed at the inner end of the upper supporting beam through a longitudinal rotation structure. It can deflect with the upper supporting beam and can deflect independently on the upper supporting beam. The top of the transfer linkage core rod passes through the transfer linkage sliding sleeve. When the upper supporting beam moves, the lower transmission shaft rod can be driven to move through the transfer linkage sliding sleeve and the transfer linkage core rod.

5. A wire transport mechanism with a water nozzle center swing structure according to claim 2, 3 or 4, characterized in that: An upper conductive end block is provided in the upper adapter block and is installed by adjusting bolts. The cross section of the upper conductive end block is elliptical and is electrically connected to the power supply system through a line. The cutting wire between the upper faucet assembly and the upper winding guide wheel abuts against the outer wall of the upper conductive end block. The upper transfer seat block is also provided with an upper wire guide support wheel, which is located between the upper conductive end block and the upper water nozzle assembly. The cutting wire output from the upper conductive end block passes around the upper wire guide support wheel, and the upper wire guide support wheel guides its conveying process; The lower adapter block is provided with a lower conductive end block installed by adjusting bolts, the cross section of the lower conductive end block is elliptical, and it is electrically connected to the power supply system through a line, the cutting wire between the lower water nozzle assembly and the lower winding guide wheel abuts against the outer wall of the lower conductive end block, and the lower conductive end block and the upper conductive end block conduct electricity to the cutting wire, so that the section of the cutting wire located between the lower water nozzle assembly and the upper water nozzle assembly cuts the workpiece in the workpiece carrier; A lower wire guide support wheel is also provided in the lower adapter block, and the lower wire guide support wheel is located between the lower conductive end block and the lower water nozzle assembly. The cutting wire output from the lower water nozzle assembly passes around the lower wire guide support wheel, and its conveying process is guided by the lower wire guide support wheel.

6. A wire cutting machine tool, characterized in that: It comprises a wire transporting mechanism with a water nozzle central swing structure as described in any one of claims 1 to 4.

7. A wire cutting machine tool, characterized in that: It includes the wire transporting mechanism with a water nozzle central swing structure as described in claim 5.

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