Flaring machine for polyethylene corrugated pipe production

Abstract

The utility model discloses a flaring machine for polyethylene corrugated pipe production, which comprises a machine frame, a hydraulic cylinder, a fixing piece and a flaring die, the hydraulic cylinder is arranged at the upper end of the rear side of the machine frame, the fixing piece is arranged at the upper end of the front side of the machine frame, and the flaring die is arranged at the front end of the hydraulic cylinder. According to the flaring machine, the rack, the hydraulic cylinder, the fixing piece, the flaring die, the fixing device, the box body, the positioning assembly, the linkage assembly, the control assembly, the butt joint cylinder and the positioning groove are arranged and used in cooperation, and the problem that the flaring die of an existing flaring machine is usually connected and fixed to the output end of the hydraulic cylinder through a bolt; in this way, when the bolt is replaced or overhauled and disassembled subsequently, the bolt needs to be repeatedly screwed with the help of a tool for disassembly and assembly, time and labor are wasted, the work efficiency of replacement and overhaul is affected, and the problems that the bolt slips easily and equipment is damaged due to long-term screwing are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of flaring machine technology, especially relates to a flaring machine for polyethylene corrugated pipe production. BACKGROUND

[0002] The flaring machine for polyethylene corrugated pipe production is a device specially used for flaring polyethylene corrugated pipe, which is preheated before flaring treatment by using a flaring die, and has the advantages of simple operation, high flaring efficiency, high forming precision, simple structure, low cost, easy maintenance and the like, and can improve the production efficiency and product quality of polyethylene corrugated pipe.

[0003] The existing flaring machine has the problem that the flaring die is usually connected and fixed with the output end of the hydraulic cylinder by using bolts, so that the bolts need to be repeatedly screwed and disassembled by using tools when the flaring die is disassembled for replacement or maintenance, which not only wastes time and effort and affects the work efficiency of replacement or maintenance, but also causes the bolts to slip and damage the device after long-term screwing. UTILITY MODEL CONTENTS

[0004] In view of the problems in the prior art, the utility model provides a flaring machine for polyethylene corrugated pipe production, which has the advantages of facilitating quick disassembly and assembly of the flaring die, improving the work efficiency of replacement or maintenance to a certain extent, and solving the problem that the flaring die of the existing flaring machine is usually connected and fixed with the output end of the hydraulic cylinder by using bolts, so that the bolts need to be repeatedly screwed and disassembled by using tools when the flaring die is disassembled for replacement or maintenance, which not only wastes time and effort and affects the work efficiency of replacement or maintenance, but also causes the bolts to slip and damage the device after long-term screwing.

[0005] The utility model is implemented as follows: a flaring machine for polyethylene corrugated pipe production, comprising a rack, a hydraulic cylinder, a fixing member and a flaring die, wherein the hydraulic cylinder is arranged on the rear upper end of the rack and fixedly connected with the rack, the fixing member is arranged on the front upper end of the rack and fixedly connected with the rack, the flaring die is arranged on the front end of the hydraulic cylinder, the output end of the hydraulic cylinder is provided with a fixing device, the fixing device is fixedly connected with the output end of the hydraulic cylinder, and the flaring die is movably connected with the output end of the hydraulic cylinder through the fixing device.

[0006] As the utility model discloses preferably, the fixing device comprises a box body, a positioning assembly, a linkage assembly and a control assembly, the box body is sleeved on the output end of the hydraulic cylinder and is fixedly connected with the output end of the hydraulic cylinder, the number of the positioning assemblies is four, and the positioning assemblies are evenly arranged on the front side of the inside of the box body, the linkage assembly is arranged at the rear end of the four positioning assemblies, and the control assembly is arranged on the movable upper side of the linkage assembly.

[0007] As the utility model discloses preferably, the positioning assembly comprises a positioning rod, a lock head, a push spring and a pressing rod, the number of the positioning rods is two, and the positioning rods are arranged on the left side and the right side of the upper end of the inside of the box body; the upper end and the lower end of the two positioning rods are fixedly connected with the upper surface and the inner side wall of the inside of the box body respectively; the lock head is sleeved on the surface of the two positioning rods and is slidably connected with the two positioning rods; the upper end of the lock head extends out of the box body and is movably connected with the box body; the number of the push springs is two, and the push springs are sleeved on the lower ends of the two positioning rods respectively; the upper end and the lower end of the two push springs are fixedly connected with the lower surface of the positioning rod and the inner side wall of the box body respectively; and the pressing rod is fixedly connected with the lower end of the rear surface of the lock head.

[0008] As the utility model discloses preferably, the linkage assembly comprises a rotating disc, a stroke slot and a button spring, the rotating disc is arranged behind the lock head, is sleeved on the inner wall of the box body and is rotatably connected with the box body; the number of the stroke slots is four, and the stroke slots are evenly formed on the front surface of the rotating disc and penetrate through the rotating disc; the positions of the four stroke slots correspond to the positions of the four stroke slots; and the button spring is sleeved on the inner wall of the box body and is fixedly connected with the rear surface of the rotating disc and the rear surface of the inside of the box body at the front end and the rear end respectively.

[0009] As the utility model discloses preferably, the control assembly comprises a connecting piece and a pull button, the connecting piece is fixedly connected with the upper side of the rear surface of the rotating disc, extends out of the box body at the rear end and is movably connected with the box body, and the pull button is fixedly connected with the rear end of the connecting piece.

[0010] The utility model discloses an expand the mouth mould back surface fixed connection has the butt joint barrel, butt joint barrel one week surface even fixed connection has four positioning slot, four positioning slot all through butt joint barrel, butt joint barrel with the box body correspond with each other and adapt, four positioning slot with four position of positioning assembly correspond with each other and adapt, set up butt joint barrel to set up on the box body surface to carry out butt joint with the hydraulic cylinder, set up four positioning slot to cooperate with four positioning assembly, play the quick fixing of expand the mouth mould.

[0011] The utility model discloses an expand the mouth mould back surface fixed connection has the butt joint barrel, butt joint barrel one week surface even fixed connection has four positioning slot, four positioning slot all through butt joint barrel, butt joint barrel with the box body correspond with each other and adapt, four positioning slot with four position of positioning assembly correspond with each other and adapt, set up butt joint barrel to set up on the box body surface to carry out butt joint with the hydraulic cylinder, set up four positioning slot to cooperate with four positioning assembly, play the quick fixing of expand the mouth mould.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、The utility model discloses a rack, hydraulic cylinder, fixed part, expand the mouth mould, fixing device, box body, positioning assembly, positioning rod, lock head, push spring, pressure rod, linkage assembly, carousel, stroke slot, button spring, control assembly, connecting piece, pull button, butt joint barrel and positioning slot's cooperation uses, solved the existing expand the mouth machine, its expand the mouth mould usually all adopt bolt to carry out the fixed connection with the output of hydraulic cylinder, like this when the subsequent replacement or overhaul dismounting, still need with the aid of tool repeatedly and screw bolt to dismount, not only time -consuming and labor -saving influence replacement overhaul's work efficiency, and long -term screwing easy to appear bolt slippage and damage the equipment problem. ACCURACY OF DRAWINGS

[0014] Figure 1 It is the three-dimensional structure schematic diagram of the utility model embodiment provides expand the mouth machine;

[0015] Figure 2 It is the utility model embodiment provides expand the mouth machine's explosion three-dimensional structure schematic diagram;

[0016] Figure 3 It is the three-dimensional structure schematic diagram of positioning assembly and control assembly in the utility model embodiment provides expand the mouth machine;

[0017] Figure 4 It is the three-dimensional structure schematic diagram of linkage assembly in the utility model embodiment provides expand the mouth machine.

[0018] In the diagram: 1. Frame; 2. Hydraulic cylinder; 3. Fixing component; 4. Flaring mold; 5. Fixing device; 51. Box body; 52. Positioning assembly; 521. Positioning rod; 522. Lock head; 523. Push spring; 524. Pressure rod; 53. Linkage assembly; 531. Turntable; 532. Stroke groove; 533. Button spring; 54. Control assembly; 541. Connecting component; 542. Pull button; 6. Connecting cylinder; 7. Positioning groove. Detailed Implementation

[0019] To further understand the invention content, features and effects of this utility model, the following embodiments are provided, and detailed descriptions are given in conjunction with the accompanying drawings.

[0020] The structure of this utility model will now be described in detail with reference to the accompanying drawings.

[0021] like Figures 1 to 4 As shown in the figure, the flaring machine for producing polyethylene corrugated pipes provided in this embodiment of the utility model includes a frame 1, a hydraulic cylinder 2, a fixing component 3, and a flaring mold 4. The hydraulic cylinder 2 is located at the upper rear end of the frame 1 and is fixedly connected to the frame 1. The fixing component 3 is located at the upper front end of the frame 1 and is fixedly connected to the frame 1. The flaring mold 4 is located at the front end of the hydraulic cylinder 2. A fixing device 5 is provided at the output end of the hydraulic cylinder 2 and is fixedly connected to the output end of the hydraulic cylinder 2. The flaring mold 4 is movably connected to the output end of the hydraulic cylinder 2 through the fixing device 5.

[0022] refer to Figure 1 , Figure 2 and Figure 3 The fixing device 5 includes a box body 51, a positioning component 52, a linkage component 53, and a control component 54. The box body 51 is fitted onto the output end of the hydraulic cylinder 2 and is fixedly connected to the output end of the hydraulic cylinder 2. There are four positioning components 52, which are evenly arranged around the front side inside the box body 51. The linkage component 53 is located at the rear end of the four positioning components 52. The control component 54 is located on the upper side of the linkage component 53.

[0023] The above solution is adopted: by setting the fixing device 5, the flaring mold 4 is fixed, which can be used to quickly disassemble and assemble the flaring mold 4 when it is inspected or replaced, thus facilitating the disassembly and assembly work when inspecting or replacing the flaring mold 4.

[0024] refer to Figure 2 , Figure 3 and Figure 4The positioning assembly 52 comprises positioning rods 521, lock heads 522, push springs 523 and pressing rods 524. The positioning rods 521 are two in number and are arranged on the left and right sides of the upper end of the box body 51. The upper and lower ends of the two positioning rods 521 are fixedly connected with the upper surface and the inner side wall of the box body 51, respectively. The lock heads 522 are sleeved on the surfaces of the two positioning rods 521 and are in sliding connection with the two positioning rods 521. The upper end of the lock head 522 extends out of the box body 51 and is in movable connection with the box body 51. The push springs 523 are two in number and are sleeved on the lower ends of the two positioning rods 521. The upper and lower ends of the two push springs 523 are fixedly connected with the lower surface of the positioning rod 521 and the inner side wall of the box body 51, respectively. The pressing rod 524 is fixedly connected with the lower end of the rear surface of the lock head 522.

[0025] The above scheme has the following beneficial effects: The four positioning assemblies 52 are arranged to cooperate with the four positioning grooves 7 to clamp the butt joint cylinder 6, thereby achieving the quick mounting and fixing of the flaring die 4.

[0026] With reference to Figure 3 and Figure 4 The linkage assembly 53 comprises a rotating disc 531, stroke grooves 532 and button springs 533. The rotating disc 531 is arranged behind the lock head 522, is sleeved on the inner wall of the box body 51 and is in rotary connection with the box body 51. The stroke grooves 532 are four in number, are evenly arranged on the front surface of the rotating disc 531 around the rotating disc 531 and penetrate through the rotating disc 531. The positions of the four stroke grooves 532 correspond to each other. The button spring 533 is sleeved on the inner wall of the box body 51 and is fixedly connected with the rear surface of the rotating disc 531 and the rear inner surface of the box body 51 at the front and rear ends, respectively.

[0027] The above scheme has the following beneficial effects: The linkage assembly 53 is arranged to drive the positioning assembly 52, thereby achieving the synchronous opening and closing movement of the four lock heads 522.

[0028] With reference to Figure 3 and Figure 4 The control assembly 54 comprises a connecting piece 541 and a pull button 542. The connecting piece 541 is fixedly connected with the upper side of the rear surface of the rotating disc 531, extends out of the box body 51 at the rear end and is in movable connection with the box body 51. The pull button 542 is fixedly connected with the rear end of the connecting piece 541.

[0029] The above scheme has the following beneficial effects: The control assembly 54 is arranged to control and drive the fixing device 5, thereby facilitating the twisting of the rotating disc 531 to control the opening and closing of the four positioning assemblies 52 and facilitating the quick dismounting of the flaring die 4.

[0030] With reference to Figure 1 and Figure 2The rear surface of the flaring die 4 is fixedly connected with a butt joint cylinder 6, four positioning grooves 7 are uniformly and fixedly connected with the circumferential surface of the butt joint cylinder 6, the four positioning grooves 7 all penetrate through the butt joint cylinder 6, the butt joint cylinder 6 corresponds to and is adapted to the box body 51, and the four positioning grooves 7 correspond to and are adapted to the positions of the four positioning assemblies 52.

[0031] By adopting the above scheme, the butt joint cylinder 6 is arranged to be sleeved on the surface of the box body 51 to be butt jointed with the hydraulic cylinder 2, and the four positioning grooves 7 are arranged to be matched with the four positioning assemblies 52, so that the flaring die 4 is quickly fixed.

[0032] Reference Figure 3 and Figure 4 The rear ends of the four pressing rods 524 all extend into the four stroke grooves 532 and are movably connected with the stroke grooves 532.

[0033] By adopting the above scheme, the rear ends of the four pressing rods 524 are all arranged to extend into the four stroke grooves 532, so that the positioning assembly 52 is connected and matched with the linkage assembly 53, and when the rotating disc 531 rotates, the pressing rod 524 can be driven to move up and down according to the track of the stroke groove 532.

[0034] Working principle of the utility model:

[0035] When being installed and fixed, the butt joint cylinder 6 at the rear end of the flaring die 4 is aligned with the box body 51 and is inserted into the surface of the box body 51, meanwhile, the butt joint cylinder 6 extrudes the four lock heads 522, so that the lock head 522 is extruded to move to the inside of the box body 51 on the surface of the positioning rod 521, meanwhile, the push spring 523 is extruded, when being inserted into the positioning groove 7 and corresponding to the position of the lock head 522, the lock head 522 is no longer extruded by the inner wall of the butt joint cylinder 6, at this time, the push spring 523 rebounds to move the lock head 522 to the outside of the box body 51 on the surface of the positioning rod 521, the lock head 522 is pushed into the corresponding positioning groove 7, and the installation and fixation of the flaring die 4 are completed, when being disassembled, the pull knob 542 is pulled to drive the rotating disc 531 to rotate through the connecting piece 541, the rotating disc 531 rotates to twist the knob spring 533, meanwhile, the four stroke grooves 532 are driven to rotate, the inner wall of the stroke groove 532 extrudes the pressing rod 524 in the stroke groove 532, so that the pressing rod 524 is extruded to drive the lock head 522 to move to the inside of the box body 51, so that the lock head 522 moves out of the positioning groove 7, the fixation of the flaring die 4 is released, and then the flaring die 4 is pulled forward to be disassembled.

[0036] In summary: the flaring machine for polyethylene corrugated pipe production, through the cooperation of rack 1, hydraulic cylinder 2, fixing part 3, flaring die 4, fixing device 5, box body 51, positioning assembly 52, positioning rod 521, lock head 522, push spring 523, pressing rod 524, linkage assembly 53, turntable 531, stroke groove 532, button spring 533, control assembly 54, connecting piece 541, pull knob 542, butt joint cylinder 6 and positioning groove 7, solve the existing flaring machine, its flaring die is usually connected with the output end of the hydraulic cylinder by bolts, so when disassembling for subsequent replacement or maintenance, it is also necessary to use tools to repeatedly disassemble and assemble, not only time-consuming and laborious, but also affect the work efficiency of replacement and maintenance, and long-term screwing is easy to cause the problem of bolt thread damage.

[0037] It should be noted that the hydraulic cylinder 2 is an existing device or equipment, or an existing device or equipment that can be realized, and the power supply of the hydraulic cylinder 2 and its principle are clear to those skilled in the art, so it will not be described in detail.

[0038] It should be noted that in this paper, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0039] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A flaring machine for producing polyethylene corrugated pipes, comprising a frame (1), a hydraulic cylinder (2), a fixing component (3), and a flaring mold (4), wherein the hydraulic cylinder (2) is disposed on the upper rear side of the frame (1) and fixedly connected to the frame (1), the fixing component (3) is disposed on the upper front side of the frame (1) and fixedly connected to the frame (1), and the flaring mold (4) is disposed at the front end of the hydraulic cylinder (2), characterized in that: The output end of the hydraulic cylinder (2) is provided with a fixing device (5), which is fixedly connected to the output end of the hydraulic cylinder (2). The flaring mold (4) is movably connected to the output end of the hydraulic cylinder (2) through the fixing device (5).

2. The flaring machine for producing polyethylene corrugated pipes as described in claim 1, characterized in that: The fixing device (5) includes a box body (51), a positioning component (52), a linkage component (53), and a control component (54). The box body (51) is fitted onto the output end of the hydraulic cylinder (2) and is fixedly connected to the output end of the hydraulic cylinder (2). There are four positioning components (52), which are evenly arranged around the front side inside the box body (51). The linkage component (53) is located at the rear end of the four positioning components (52). The control component (54) is located on the upper side of the linkage component (53).

3. The flaring machine for producing polyethylene corrugated pipes as described in claim 2, characterized in that: The positioning assembly (52) includes a positioning rod (521), a lock head (522), a push spring (523), and a pressure rod (524). There are two positioning rods (521), both of which are located on the left and right sides of the upper part of the box body (51). The upper and lower ends of the two positioning rods (521) are fixedly connected to the upper surface and inner sidewall of the box body (51), respectively. The lock head (522) is sleeved on the surface of the two positioning rods (521) and is connected to the two positioning rods. (521) Sliding connection, the upper end of the lock head (522) extends out of the box body (51) and is movably connected to the box body (51). There are two push springs (523), which are respectively sleeved on the lower ends of the two positioning rods (521). The upper and lower ends of the two push springs (523) are respectively fixedly connected to the lower surface of the positioning rod (521) and the inner side wall of the box body (51). The pressure rod (524) is fixedly connected to the lower end of the rear surface of the lock head (522).

4. The flaring machine for producing polyethylene corrugated pipes as described in claim 3, characterized in that: The linkage component (53) includes a turntable (531), a travel groove (532), and a toggle spring (533). The turntable (531) is located behind the lock head (522) and is fitted onto the inner wall of the box body (51), and is rotatably connected to the box body (51). There are four travel grooves (532), which are evenly distributed around the front surface of the turntable (531) and pass through the turntable (531). The positions of the four travel grooves (532) correspond to each other. The toggle spring (533) is fitted onto the inner wall of the box body (51), and its front and rear ends are fixedly connected to the rear surface of the turntable (531) and the inner rear surface of the box body (51), respectively.

5. The flaring machine for producing polyethylene corrugated pipes as described in claim 4, characterized in that: The control component (54) includes a connector (541) and a pull button (542). The connector (541) is fixedly connected to the upper side of the rear surface of the turntable (531) and extends out of the box (51) and is movably connected to the box (51). The pull button (542) is fixedly connected to the rear end of the connector (541).

6. The flaring machine for producing polyethylene corrugated pipes as described in claim 2, characterized in that: The rear surface of the flared mold (4) is fixedly connected to a docking cylinder (6). Four positioning grooves (7) are evenly fixedly connected around the circumference of the docking cylinder (6). All four positioning grooves (7) pass through the docking cylinder (6). The docking cylinder (6) corresponds to and is adapted to the box body (51). The positions of the four positioning grooves (7) correspond to and are adapted to the positions of the four positioning components (52).

7. The flaring machine for producing polyethylene corrugated pipes as described in claim 4, characterized in that: The rear ends of the four pressure rods (524) extend into the four stroke grooves (532) and are movably connected to the stroke grooves (532).

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