PU bourdon tube twisting device

Abstract

The utility model discloses a PU bourdon tube twisting device which relates to the field of twisting devices and comprises a base, a supporting frame is arranged on the top wall of the base, a driving motor is arranged on the right side of the top wall of the base, and twisting die rollers are arranged on the left side wall and the right side wall of an inner cavity of the supporting frame. According to the scheme, the base, the supporting frame, the driving motor and other devices are arranged to be matched, the device can conveniently drive a pipe to be attached to and wound around the outer wall of the twisting die roller, and the situation that when a traction mechanism is far away from the twisting die roller, constraint on the pipe is insufficient is avoided; the phenomenon that the winding position of the pipe deviates is avoided; and the clamping rollers, the fixing bolts, the twisting die rollers and other devices are arranged to be matched, so that the device can conveniently assemble and disassemble the twisting die rollers, PU spring pipes with different spiral outer diameters can be conveniently machined, and the practicability of the device can be improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of twisting devices, in particular to a PU spring tube twisting device. Background Art

[0002] PU spring tube is the preferred pneumatic pressure hose in the pneumatic industry. It has the characteristics of good elasticity, flexible expansion and contraction, easy use, space saving, and impact absorption. During the twisting process of PU spring tube, the tube needs to be pulled to the outer wall of the mold roller by a traction mechanism for molding. The traction mechanism of the existing twisting device can only be pulled at a specified position during processing. When the traction mechanism is far away from the difficult-to-die roller, it is easy to make the PU tube difficult to twist to the outer wall of the mold roller, which is not conducive to the PU tube feeding on the outer wall of different models of mold rollers. For this reason, we propose a PU spring tube twisting device. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a PU spring tube twisting device, which effectively solves the problem that the traction mechanism of the existing twisting device can only pull at a specified position during processing, and when the traction mechanism is far away from the difficult-to-mold roller, it is easy to make the PU tube difficult to twist to the outer wall of the mold roller, which is not conducive to feeding the PU tube to the outer wall of mold rollers of different models.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PU spring tube twisting device comprises a base, a support frame is provided on the top wall of the base, a driving motor is provided on the right side of the top wall of the base, twisting die rollers are provided on the left and right side walls of the inner cavity of the support frame, the output end of the driving motor is connected with the right end of the twisting die roller, a moving groove is provided on the top wall of the support frame, a traction screw is provided on the left and right side walls of the inner cavity of the moving groove, a traction motor is provided on the right side wall of the support frame, the output end of the traction motor is connected with the right end of the traction screw, a moving frame is provided on the outer wall of the traction screw, a sliding opening is provided on the front side wall of the moving frame, a pushing frame is provided on the inner wall of the sliding opening, a pushing spring is provided on the rear side wall of the moving frame, the rear end of the pushing spring is provided on the front side wall of the pushing frame, a traction frame is provided on the front end of the pushing frame, and a traction opening is provided on the front side wall of the traction frame.

[0005] Preferably, the left and right side walls of the inner cavity of the support frame are provided with clamping rollers, the opposite ends of the two groups of clamping rollers are provided with clamping grooves, the twisting mold roller is located in the inner cavity of the clamping groove, the top wall of the clamping roller is provided with fixing bolts, and the fixing bolts are located on the top wall of the twisting mold roller.

[0006] Preferably, the rear side wall of the traction frame is evenly provided with brackets, the inner wall of the bracket is provided with rotating beads, and the rotating beads are located on the outer wall of the twisted mold roller.

[0007] Preferably, the inner wall of the traction port is arranged in a square shape, and rollers are evenly arranged on the inner wall of the traction port.

[0008] Preferably, the front and rear side walls of the movable frame are both provided with slide grooves, and the support frame is located in the inner cavity of the slide grooves.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. The PU spring tube twisting device can facilitate the device to drive the tube to fit and wind around the outer wall of the twisting die roller by arranging a base, a support frame, a driving motor and other devices, so as to avoid insufficient restraint on the tube when the traction mechanism is far away from the twisting die roller, and avoid the phenomenon that the position of the tube winding is offset;

[0011] 2. The PU spring tube twisting device can facilitate the loading and unloading of the twisting die roller by arranging the clamping roller, the fixing bolt and the twisting die roller, so as to facilitate the processing of PU spring tubes with different spiral outer diameters, thereby improving the practicality of the device;

[0012] 3. The PU spring tube twisting device, by arranging a bracket, a ball and a twisting die roller and other devices in coordination, can make the device easy to roll on the outer wall of the twisting die roller through the rolling of the ball, avoid friction damage between the bracket and the twisting die roller, which is beneficial to improve the service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0014] In the attached picture:

[0015] Figure 1 This is a schematic diagram of the structure of the PU spring tube twisting device of the utility model;

[0016] Figure 2 It is a cross-sectional structural schematic diagram of the support frame of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the twisted die roller of the utility model;

[0018] Figure 4 It is a schematic cross-sectional structure diagram of the bracket of the utility model;

[0019] In the figure: 100, base; 101, support frame; 102, drive motor; 103, twisting die roller; 104, traction screw; 105, traction motor; 106, moving frame; 107, pushing frame; 108, pushing spring; 109, traction frame; 110, clamping roller; 111, fixing bolt; 112, bracket; 113, rotating ball; 114, rotating roller. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] Depend on Figure 1-4 The utility model provides a PU spring tube twisting device, the top wall of the base 100 is fixedly connected with a support frame 101, and the support frame 101 is convenient for supporting the traction screw 104, the right side of the top wall of the base 100 is fixedly connected with a driving motor 102, and the driving motor 102 is convenient for driving the twisting die roller 103 to rotate, the left and right side walls of the inner cavity of the support frame 101 are installed with twisting die rollers 103, and the tube is conveniently twisted and wound by the twisting die roller 103, the output end of the driving motor 102 is connected to the right end of the twisting die roller 103, the top wall of the support frame 101 is provided with a moving groove, and the left and right side walls of the inner cavity of the moving groove are rotatably connected with the traction screw 104, and the traction screw 104 is convenient for driving the moving frame 106 to move, the right side wall of the support frame 101 is fixedly connected with a traction motor 105, and the traction motor 105 is convenient for driving the traction screw 104 to rotate, The output end of the traction motor 105 is connected to the right end of the traction screw 104, and a moving frame 106 is screwed on the outer wall of the traction screw 104, and the moving frame 106 is convenient for driving the pushing frame 107 to move and adjust, and a sliding opening is provided on the front side wall of the moving frame 106, and a pushing frame 107 is slidably connected to the inner wall of the sliding opening, and the traction frame 109 is convenient for driving the traction frame 109 to move and adjust, and a pushing spring 108 is fixedly connected to the rear side wall of the moving frame 106, and the pushing spring 108 is convenient for pushing the pushing frame 107 to move, and the rear end of the pushing spring 108 is fixedly connected to the front side wall of the pushing frame 107, and the front end of the pushing frame 107 is fixedly connected to the traction frame 109, and the traction frame 109 is convenient for driving the pipe to move, so that the pipe is evenly wound around the outer wall of the twisting die roller 103, and a traction opening is provided on the front side wall of the traction frame 109, and the traction opening is convenient for limiting and guiding the pipe.

[0022] In this embodiment: when processing PU spring tubes with different spiral outer diameters, different types of twisting die rollers 103 need to be replaced. After replacing different twisting die rollers 103, the push frame 107 is pushed to move by the elastic force of the pushing spring 108, and the traction frame 109 is driven to move by the push frame 107, so that the traction frame 109 is attached to the outer wall of the twisting die roller 103, and the pipe passes through the inner wall of the traction port, and the traction screw 104 is driven to rotate by the traction motor 105, and the moving frame 106 is driven to move by the traction screw 104, and the moving frame 106 drives the push frame 107 to move, and the traction frame 107 drives the traction The frame 109 is moved, the tube is moved by the traction frame 109, the twisting die roller 103 is rotated by the driving motor 102, the tube is wrapped around its outer wall by the twisting die roller 103 for twisting operation, the traction frame 109 is used to evenly lay the tube on the outer wall of the twisting die roller 103 for twisting operation, and after the processing is completed, the traction screw 104 is reversed to drive the traction frame 109 to reset, so that the device can easily drive the tube to fit and wrap around the outer wall of the twisting die roller 103, avoid the traction mechanism being far away from the twisting die roller 103, resulting in insufficient restraint on the tube, and avoid the phenomenon that the position of the tube winding is offset.

[0023] The left and right side walls of the inner cavity of the support frame 101 are rotatably connected with clamping rollers 110, which can drive the twisting mold roller 103 to rotate. The opposite ends of the two groups of clamping rollers 110 are provided with clamping grooves, and the twisting mold roller 103 is located in the inner cavity of the clamping grooves. The top walls of the clamping rollers 110 are screwed with fixing bolts 111, which can facilitate the installation and fixation of the twisting mold roller 103 through the fixing bolts 111. The fixing bolts 111 are located on the top wall of the twisting mold roller 103.

[0024] In the present embodiment: by rotating the fixing bolt 111, it is convenient to make it move on the clamping roller 110, and the fixing bolt 111 contacts the clamping and fixing of the twisting die roller 103, so that the twisting die roller 103 can be removed from the clamping roller 110 for replacement, and PU spring tubes with different spiral outer diameters can be processed. The device can be convenient for loading and unloading the twisting die roller 103, and PU spring tubes with different spiral outer diameters can be processed, which is beneficial to improving the practicality of the device.

[0025] It should be noted that positioning grooves are provided on the left and right sides of the top wall of the twisting die roller 103, and the fixing bolts 111 are located on the inner walls of the positioning grooves, which is convenient for positioning the twisting die roller 103 so that the central axis of the twisting die roller 103 is consistent with the central axis of the clamping roller 110, which facilitates the rotation of the twisting die roller 103 to process the PU spring tube.

[0026] The rear side wall of the traction frame 109 is evenly and fixedly connected with a bracket 112. By setting the bracket 112, a suitable distance can be maintained between the traction frame 109 and the twisting mold roller 103. The inner wall of the bracket 112 is rotatably connected with a rotating bead 113, which facilitates rolling on the outer wall of the twisting mold roller 103. The rotating bead 113 is located on the outer wall of the twisting mold roller 103.

[0027] In this embodiment: by setting up the bracket 112, it is convenient to support the traction frame 109 and to limit the traction frame 109. By rolling the rotating ball 113, it is convenient to roll on the outer wall of the twisting mold roller 103, avoiding friction damage between the bracket 112 and the twisting mold roller 103, which is beneficial to improving the service life of the device.

[0028] The inner wall of the traction port is in a square shape, and the inner wall of the traction port is evenly rotated and connected with a roller 114, and the rolling of the roller 114 facilitates the movement of the pipe.

[0029] In this embodiment: by setting the roller 114 to roll, it is convenient for the pipe to be moved and transported, and friction between the pipe and the traction frame 109 is avoided, and damage to the pipe during the loading process is avoided, which is beneficial to improving the practicality of the device.

[0030] The front and rear side walls of the moving frame 106 are both provided with sliding grooves, and the supporting frame 101 is located in the inner cavity of the sliding grooves.

[0031] In this embodiment: by providing a slide groove, it is convenient to limit and guide the movement of the mobile frame 106, avoid deflection of the mobile frame 106, facilitate translation adjustment of the mobile frame 106, facilitate driving the traction frame 109 to move and traction, and facilitate the processing of the PU spring tube.

Claims

1. A PU spring tube twisting device, comprising a base (100), characterized in that: A support frame (101) is arranged on the top wall of the base (100), a driving motor (102) is arranged on the right side of the top wall of the base (100), twisting mold rollers (103) are arranged on the left and right side walls of the inner cavity of the support frame (101), the output end of the driving motor (102) is connected to the right end of the twisting mold roller (103), a moving groove is opened on the top wall of the support frame (101), and a traction screw (104) is arranged on the left and right side walls of the inner cavity of the moving groove, and a traction motor (105) is arranged on the right side wall of the support frame (101), and the traction motor (105) 05) is connected to the right end of the traction screw (104); a movable frame (106) is arranged on the outer wall of the traction screw (104); a sliding opening is provided on the front side wall of the movable frame (106); a push frame (107) is arranged on the inner wall of the sliding opening; a pushing spring (108) is arranged on the rear side wall of the movable frame (106); a rear end of the pushing spring (108) is arranged on the front side wall of the push frame (107); a traction frame (109) is arranged on the front end of the push frame (107); and a traction opening is provided on the front side wall of the traction frame (109).

2. A PU spring tube twisting device according to claim 1, characterized in that: The left and right side walls of the inner cavity of the support frame (101) are both provided with clamping rollers (110), and the opposite ends of the two groups of clamping rollers (110) are both provided with clamping grooves. The twisting mold roller (103) is located in the inner cavity of the clamping groove, and the top walls of the clamping rollers (110) are both provided with fixing bolts (111), and the fixing bolts (111) are located on the top walls of the twisting mold rollers (103).

3. A PU spring tube twisting device according to claim 1, characterized in that: The rear side wall of the traction frame (109) is evenly provided with brackets (112), the inner wall of the bracket (112) is provided with rotating beads (113), and the rotating beads (113) are located on the outer wall of the twisting mold roller (103).

4. A PU spring tube twisting device according to claim 1, characterized in that: The inner wall of the traction opening is arranged in a square shape, and rollers (114) are evenly arranged on the inner wall of the traction opening.

5. A PU spring tube twisting device according to claim 1, characterized in that: The front and rear side walls of the movable frame (106) are both provided with sliding grooves, and the supporting frame (101) is located in the inner cavity of the sliding grooves.

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