JP3092640U - Resin tube processing equipment - Google Patents

Abstract

(57) [Summary] An inner peripheral edge of an end face of a resin tube can be chamfered.
Provided is a processing device for a resin tube, which can be processed by one device and can reduce cost. A plurality of fitting portions (30) are fitted into end portions (T3) of resin tubes (T) having different diameters, thereby respectively holding end surfaces (T1) of the resin tubes (T) and forming a plurality of contact portions (40) in a step-like manner. The end portion T1 of the resin tube T having a different diameter is regulated in the direction of the central axis T2 by arranging and contacting the end surface T1 of the resin tube T having a smaller diameter as the upper contact portion 40 is arranged. The fixed cutter C1 is arranged along the slope of the stairs formed by the plurality of abutments 40, and the jig body 1
0 is relatively rotated about the central axis T2 of the resin tube T, and the cutter C1 is also relatively rotated, so that the inner peripheral edge T4 of the end surface T1 of the resin tube T which is in contact with the contact portion 40 is chamfered.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

  The present invention relates to a resin tube processing apparatus capable of processing the end surface of a resin tube. .

[0002]

[Prior art]

  The conventional resin tube processing equipment includes an end face cutter, a positioning jig body, and The inside of the end face cutter is equipped with a resin tube. The cutter blade is placed and fixed so that it crosses the edge of the space, and the positioning jig body is Tighten and fix the outer peripheral surface of the oil tube, and attach the end face claw to the contact surface of the positioning jig body. The bottom of the cutter abuts the cutter blade against the end surface of the resin tube. It is not allowed to enter (for example, refer to Patent Document 1).

[0003]

[Patent Document 1]     JP 2001-150217 A

[0004]

[Problems to be solved by the device]

  However, in the conventional resin tube processing equipment, the end surface of the resin tube is It is processed into a surface orthogonal to the central axis of the oil tube. When fitting the fitting body into the end of the tube, the fitting body is It will get caught and require extra force during construction, making it difficult to connect the joint body However, there is a problem that the joint body may be damaged.

[0005]   In addition, the end surface of the resin tube and the joint body are joined, and the joint is heated and welded. In the welded joint made by the above, the end surface of the resin tube is aligned with the center axis of the resin tube. If it is processed in a plane that is orthogonal to that, it will cause the welding strength to not be sufficiently increased. There was a problem.

[0006]   Furthermore, since the inner space of the end face cutter has a constant inner diameter, a tree of one diameter is used. Only fat tubes can be processed. Therefore, the type of resin tube diameter As the number of end face cutters increases, the number of end face cutters also increases, resulting in higher cost.

[0007]   The present invention has been made by paying attention to such conventional problems. It is possible to chamfer the inner peripheral edge of the end surface of the Resin that can reduce the cost by making it possible to process the end face with one device It is intended to provide a tube processing device.

[0008]   In addition, it is necessary to form an abutting part on the tip surface of the fitting part and to provide the abutting part separately from the fitting part. There is no need to add a resin tube that can reduce the number of parts and cost. The purpose is to provide an engineering device.

[0009]   Furthermore, a guide part is formed on the outer peripheral surface of the fitting part, and a contact part is formed on the end surface of the resin tube. A resin tube that guides smoothly and improves the workability of resin tube processing. The purpose of the present invention is to provide a processing device for bu.

[0010]   Furthermore, the positioning means is detachably supported on the jig body and the jig body is replaced. It is possible to replace many types of resin tubes by replacing only the positioning means. A device for processing resin tubes that enables processing of the end surface of It is intended to provide storage.

[0011]

[Means for Solving the Problems]

  The gist of the present invention for achieving such an object is to devise the following items. Exist. [1] Adding a resin tube (T) capable of processing the end surface (T1) of the resin tube (T) In engineering equipment,   Relative to resin tube (T) around the central axis (T2) of resin tube (T) And a jig body (10) that can be rotated, and positioning fixed to the jig body (10) A means (20) and a cutter (C1) fixed to the jig body (10) Equipped with   The positioning means (20) includes a plurality of fitting portions (30) and a plurality of contact portions (40). With and   The plurality of fitting portions (30) are the end portions (T) of the resin tubes (T) having different diameters. 3) Hold the end (T3) of each resin tube (T) by fitting it into ,   The plurality of contact portions (40) are stepwise as they approach the central axis (T2). The contact portions (40) of each step are arranged in a stepwise manner so as to be separated from the jig body, By contacting the end surface (T1) of the different resin tubes (T) Positioning the end surface (T1) of (T) in the direction of the central axis (T2),   The cutter (C1) follows the slope of the stairs formed by the plurality of contact portions (40). Is arranged as   An apparatus for processing a resin tube (T), which is characterized in that

[0012] [2] The plurality of fitting parts (30) have different outer diameters, and the outer diameter is small. The portion (30) projects from the jig body (10) toward the central axis (T2). Is formed as   The plurality of contact portions (40) are provided on the tip surfaces (31) of the plurality of fitting portions (30). Each formed   The processing apparatus for a resin tube (T) according to [1], characterized in that

[0013] [3] Each resin tube (T) is attached to each outer peripheral surface (33) of the plurality of fitting portions (30). ) Is formed with a guide portion (34) capable of guiding the contact portion (40). Has been   The processing apparatus for a resin tube (T) according to [1], characterized in that

[0014] [4] The positioning means (20) can be attached to and detached from the jig body (10). Supported   The processing apparatus for a resin tube (T) according to [1], characterized in that

[0015] [5] Adding a resin tube (T) capable of processing the end surface (T1) of the resin tube (T) In engineering equipment,   Relative to the resin tube (T) around the central axis (T2) of the resin tube (T) A jig body (10) that can be rotated around, and a positioning hand fixed to the jig body (10). A step (20) and a cutter (C1) fixed to the jig body (10) are also provided. Prepare,   The positioning means (20) includes end faces (T) of the resin tubes (T) having different diameters. 1) from the jig body (10) to the central axis (T2 ), The end faces (T) of each resin tube (T) 1) can be arranged in a staircase,   The cutter (C1) is a step of the end surface (T1) of each resin tube (T). It is arranged along the slope   An apparatus for processing a resin tube (T), which is characterized in that

[0016]   The end surface (T1) of the resin tube (T) is processed as follows.   First, in order to process the end surface (T1) of the resin tube (T), the resin tube The fitting portion (30) having an outer diameter suitable for the diameter of (T) is attached to the end portion of the resin tube (T) ( You just have to fit in T3). By inserting the fitting part (30), the resin tube The end (T3) of the tube (T) is corrected even if it is slightly deformed, and the fitting part (30 ).

[0017]   Further, when the fitting portion (30) is fitted, the contact portion (40) moves to the resin tube (T ) Contact the end surface (T1) of the resin tube (T) and the end surface (T1) of the resin tube (T). The position is restricted in the direction of the central axis (T2) of the knob (T). A plurality of contact parts (40) are stairs Resin tubes (T) that are arranged in a circular shape and have a smaller diameter toward the upper contact portion (40) Since it comes into contact with the end surface (T1) of the resin tube (T) of different diameter Positioning the end face (T1) at each predetermined position in the direction of the central axis (T2). You can

[0018]   Next, the jig body (10) is attached to the resin tube (T) by When relatively rotated around the central axis (T2), the cutter (C1) also moves to the jig body (10). ) And relative rotation. The cutter (C1) has a plurality of contact portions (40). Since the cutter (C1) is arranged along the slope of the stairs, ), The end surface (T1) of the resin tube (T) is abutted.

[0019]   As a result, the cutter (C1) has less end surface (T1) of the resin tube (T). Both bite into the inner peripheral edge (T4) to reduce the end surface (T1) of the resin tube (T). Can chamfer the inner peripheral edge (T4). In addition, the cutter (C1) Not only the inner edge (T4) of the end surface (T1) of the tube (T) but also the outer edge By inserting the resin tube (T), the end surface (T1) of the resin tube (T) from the outer peripheral edge to the inner peripheral edge ( It can also be processed so as to be recessed toward T4).

[0020]   In this way, at least the inner peripheral edge (T1) of the end surface (T1) of the resin tube (T) is Since 4) can be chamfered, it can be joined to the end (T3) of the resin tube (T). When connecting the main body, the chamfered inner circumference of the end surface (T1) of the resin tube (T) The rim (T4) now guides the joint body so that it does not get caught in the joint body. , It becomes easy to connect the resin tube (T) and the joint body.

[0021]   On the other hand, to process the end surface (T1) of a new resin tube (T) with a different diameter , A fitting portion (30) having an outer diameter suitable for the diameter, and an end portion of the new resin tube (T). All you have to do is to fit in (T3). Thereby, the jig body (10) and the positioning means Predetermine the end face (T1) of a new resin tube (T) without replacing (20). Can be held in place and in a similar process, the end of the new resin tube (T) At least the inner peripheral edge (T4) of the surface (T1) can be chamfered.

[0022]   The plurality of fitting portions (30) have different outer diameters, and those having smaller outer diameters have a jig body. (10) is formed so as to project in the direction of the central axis (T2), and a plurality of contact portions ( 40) are respectively formed on the tip surfaces (31) of the plurality of fitting portions (30). Since the contact portion (40) is formed integrally with the fitting portion (30), , Parts for regulating the position of the resin tube (T) in the direction of its central axis (T2) It is not necessary to provide it separately, and the cost can be reduced also from this point.

[0023]   Moreover, the end of the resin tube (T) is attached to each outer peripheral surface (33) of the plurality of fitting portions (30). A guide part (34) is formed on the surface (T1) for guiding the contact part (40). The contact portion (40) can be smoothly guided to the end surface (T1) of the resin tube (T). The workability of the resin tube (T) is improved. Is it the tip of the mating part? By gradually increasing the diameter from the end to the base end, the end surface (T The contact portion (40) can be guided more smoothly to (1). In addition, the guide part (34) By making the length longer and making the diameter of each tip of the fitting part (30) smaller, smoother Guidance is possible.

[0024]   Further, the positioning means (20) is detachably supported on the jig body (10). In this case, the positioning means (2 By replacing only 0), many types of resin tube (T) end face (T1) Since processing becomes possible, the cost can be reduced. At this time, the positioning hand For attaching and detaching the step (20), the cutter (C1) is fixed to the jig body (10). You may go in the state of.

[0025]   The positioning means (20) described above includes a plurality of fitting portions (30) and a plurality of contact portions (40). ) And the positioning means (20) is not limited to this. . That is, the positioning means (20) is the end of each resin tube (T) having a different diameter. The smaller the diameter of the surface (T1), the closer to the central axis (T2) from the jig body (10). The end faces (T1) of the resin tubes (T) by restricting the positions to gradually separate toward each other. It can be arranged in steps, and the cutter (C1) is It may be arranged along the slope of the stairs formed by the end surface (T1). It Thus, the cutter (C1) causes the end surface of the resin tube (T) ( It will cross T1). If the cutter is rotated together with the jig body (10) , The cutter (C1) is at least the inner peripheral edge of the end surface (T1) of the resin tube (T) ( T4), and at least the inner peripheral edge (T1) of the end surface (T1) of the resin tube (T) 4) can be chamfered.

[0026]

[Embodiment of device]

  An embodiment of the present invention will be described below with reference to the drawings.   1 to 5 show an embodiment of the present invention.   The processing apparatus of the resin tube T according to the present embodiment is configured so that the end surface T1 of the resin tube is It is to be processed.

[0027]   As shown in FIG. 1 to FIG. A jig body 10 that is relatively rotatable around the central axis T2 of the hub, and A positioning means 20 provided, and a cutter C1 similarly fixed to the jig body 10. Is equipped with.

[0028]   The positioning means 20 includes a plurality of fitting portions 30 having different outer diameters. Of this implementation In the form, the fitting portion 30a having the larger diameter, the fitting portion 30b having the middle diameter, and It has three small-diameter fitting portions 30c. Also, these large-diameter fitting portions 30a to The small-diameter fitting portion 30c is formed integrally with the central portion 21 of the positioning means 20. .

[0029]   The smaller the outer diameter of the plurality of fitting portions 30, the closer the resin tube T to the jig body 10. Are formed so as to project in the direction of the central axis T2 of the The end surface T1 of each resin tube T is retained by being fitted into the end T3 of the tube T. I have. Specifically, the large-diameter fitting portion 30a to the small-diameter fitting portion 30c are disc-shaped. Are formed on each of the ing.

[0030]   Further, the positioning means 20 includes a plurality of contact portions 40. A plurality of contact parts 40 Is gradually separated from the jig body 10 as it approaches the central axis T2 of the resin tube T. The resin tubes T having different diameters are arranged in a step-like manner so that the contact portions 40 of each step are different in diameter. Of the resin tube T by contacting the end surface T1 of the resin tube T The position of each is regulated in the direction of the central axis of.

[0031]   The lower contact portion 40 is the fixed surface 12 of the jig body 10 and has a large diameter. By contacting the end surface T1 of the tube T, the end surface T1 of the resin tube T is fixed to a jig. It is restricted to a predetermined position (fixed surface 12) separated from the body 10. In addition, the middle contact The portion 40 is formed on the peripheral portion 32 of the tip end surface 31 of the large-diameter fitting portion 30a, and By contacting the end surface T1 of the resin tube T having a medium diameter, the resin tube T The end surface T1 of T is separated from the jig body 10 (a large-diameter fit from the fixed surface 12 of the jig body 10). It is regulated to a predetermined position separated by the height of the joint portion 30a).

[0032]   Further, the upper contact portion 40 has a peripheral edge portion 32 of the tip end surface 31 of the middle-diameter fitting portion 30b. By contacting the end surface T1 of the resin tube T having a small diameter, The end surface T1 of the resin tube T is separated from the jig body 10 (a fixed surface of the jig body 10). 12 apart from the large diameter fitting portion 30a and the middle diameter fitting portion 30b by the height) It is regulated in place.

[0033]   Each outer peripheral surface 33 of the plurality of fitting portions 30 contacts the end surface T1 of the resin tube T with the contact portion 40. The guide portion 34 can smoothly guide the vehicle. Tip surface 31 of fitting part 30 and outer circumference The corner of the surface 33 is chamfered so that it can be easily fitted into the end T2 of the resin tube T. There is.

[0034]   The cutter C1 is arranged along the slope of the stairs formed by the plurality of contact portions 40. It In addition, the cutter C1 is a jig main body 10 in which a plurality of fitting portions 30 are formed. The mounting recess 23 is formed in a substantially V shape from the central portion 21 toward the outer peripheral edge 22. It is set up.

[0035]   Next, the end surface T1 of the resin tube T is processed by the processing device according to the present embodiment. The case of working will be described.   First, in the plurality of fitting portions 30 of the positioning means 20 fixed to the jig body 10, Check whether or not there is a resin tube T that is to be processed and has a diameter that matches the diameter. If it does not exist, the positioning means 20 having the fitting portion 30 that matches the diameter is provided. It is fixed to the jig body 10.

[0036]   Next, for example, the jig body 10 is brought closer to the end T3 of the resin tube T. It Thus, the fitting portion 30 matching the diameter of the resin tube T is attached to the end of the resin tube T. It can be fitted into the part T3. When the fitting portion 30 is fitted, the resin Even if the end T3 of the tube T is slightly deformed, the deformed end T3 is corrected. To go. In addition, the end surface T1 of the resin tube T is Immovably along the plane orthogonal to the central axis T2, and It is held so that it can rotate relatively.

[0037]   Further, when the fitting portion 30 is fitted into the end portion T3 of the resin tube T, the fitting portion 30 eventually comes into contact with the fitting portion 30. The contact portion 40 abuts on the end surface T1 of the resin tube T, so that the end surface T1 of the resin tube T is Since the position is regulated in the direction of the central axis T2 of the resin tube T, the end surface of the resin tube T It is possible to prevent T1 from cutting into the cutter C1 side more than necessary.

[0038]   The end surface T1 of the resin tube T held by the fitting portion 30 contacts the contact portion 40. Touching. The cutter C1 is arranged along the slope of the stairs formed by the plurality of contact portions 40. Since it is arranged, the cutter C1 has a resin tube which is in contact with the contact portion 40. It comes to cross the end surface T1 of the bump T. Place where the cutter C1 crosses Depending on the condition, an intermediate portion between the inner peripheral edge T4 and the outer peripheral edge T5 of the end surface T1 of the resin tube T Is. In the present embodiment, the cutter C1 is located on the outer peripheral edge T5 side from the middle portion of the end surface T1. I'm crossing a big stop.

[0039]   Next, the jig body 10 is attached to the resin tube T twice the central axis T2 of the resin tube T. When relatively rotated, the cutter C1 also rotates integrally with the jig body 10. . Thereby, the cutter C1 causes at least the inner peripheral edge T of the end surface T1 of the resin tube T. 4 and chamfers at least the inner peripheral edge T4 of the end surface T1 of the resin tube T. be able to.

[0040]   On the other hand, in order to process the end surface T1 of the new resin tube T having a different diameter, If it is a large resin tube T, the large diameter fitting part 30a If it is a tube T, if it is a fitting part 30b having a medium diameter, and if it is a resin tube T having a small diameter, , The fitting portion 30c having a small diameter, the fitting of the outer diameter that matches the diameter of the resin tube T. The part 30 may be fitted into the end T3 of the new resin tube T. Thereby , A new resin tube T without replacing the jig body 10 or the positioning means 20. The end face T1 of the can be held at a predetermined position, and in the same process as the above-mentioned process, a new At least the inner peripheral edge T4 of the end surface T1 of the resin tube T can be chamfered. .

[0041]   In the present embodiment, the cutter C1 is deeply cut into the end surface T1 of the resin tube T. The cutter C1 is fixed at the end of the resin tube T by being fixed to the jig body 10 so that Not only the inner peripheral edge T4 of the surface T1 but also the outer peripheral edge T5 is bitten. this When the jig body 10 is relatively rotated in this state, the jig body 10 is integrally rotated with the jig body 10. The end surface T1 of the resin tube T is cut from the outer peripheral edge T5 to the inner peripheral edge by the cutter C1. It can be processed so as to be recessed toward T4. That is, resin tube The end surface T1 of T can be chamfered entirely from its outer peripheral edge T5 to its inner peripheral edge T4. You can

[0042]   Next, when connecting the resin tube T processed in this way to the joint body 50, explain about. As shown in FIG. 4, the end of the resin tube T is Chamfering is performed on the entire surface T1 from the outer peripheral edge T5 to the inner peripheral edge T4.   The end portion T3 of the resin tube T processed in this way is connected to the connecting cylinder 51 of the joint body 50. 5, the end surface T1 of the resin tube T and the joint body 5 are connected to each other as shown in FIG. The end portion 52 of the connecting tube 51 of No. 0 is opposed to the end portion T3 of the resin tube T, and When the tip end portion 52 of the connection tube 51 of the body 50 is fitted, the connection tube 51 and the tip end portion 52 are joined together. The end portion T3 of the oil tube T is slightly deviated from the end portion 52 of the connecting tube 51, and Even if it hits the end surface T1 of the tube T, the outer circumference T5 to the inner circumference along the inclination of the end surface T1 Guided to the edge T4 side, and eventually fitted into the tube hole of the resin tube T from the inner peripheral edge T4. Since it comes in, the connection between the resin tube T and the joint body 50 becomes easy.

[0043]   In addition, in the said embodiment, the fitting part 30a of large diameter-the fitting part 30c of small diameter. Are formed in the shape of a disk, and the ones with the largest outer diameter are stacked in order. The end portions T3 of the resin tubes T having different diameters are shown in FIG. It is not necessary that the fitting portion 30 has a disc shape in order to be the fitting portion 30 that is fitted into the housing. Alternatively, it may have a ring shape having at least the outer peripheral surface 33 having a predetermined outer diameter. Also, The contact portion 40 may be provided at the tip of the ring-shaped fitting portion 30.

[0044]   Further, in the above embodiment, the jig body 10 and the positioning means 20 are integrated. Although it is shown that the positioning means 20 is attached to and detached from the jig body 10. It may be supported as much as possible. For example, the shaft portion of the positioning means 20 may be replaced by the jig body. You may form so that it can fit in the recessed part of 10.

[0045]   As a result, a plurality of fitting portions of the positioning means 20 fixed to the jig body 10 are provided. If there is no one in 30 that matches the diameter of the resin tube T to be processed, position The engaging means 20 is removed from the jig body 10 and the fitting portion 30 having a diameter corresponding to that is provided. The placement means 20 may be attached to the jig body 10. In this way, the jig body 10 Since it is only necessary to replace the positioning means 20 instead of exchanging them together, Can be reduced.

[0046]   Further, the cutter C1 according to the above embodiment is mounted on the jig body 10 so that the position can be adjusted. It may be fixed. As a result, the positions and shapes of the plurality of contact portions 40 can be changed. The position of the cutter C1 can be adjusted accordingly, and the end surface of the resin tube T can be adjusted. The amount of the cutter C1 biting into T1 can be adjusted.

[0047]   Furthermore, in the above embodiment, the end surface T1 of the resin tube T is The contact portion 40 for restricting the position in the direction is provided on the tip surface 31 of the fitting portion 30. Although shown, the contact portion 40 is not limited to this, and the abutting portion 40 is circumferentially provided on the outer peripheral surface 33 of the fitting portion 30. It may be a continuously or partially formed flange. This way, By forming the contact portion 40 integrally with the fitting portion 30, the cost is reduced as in the embodiment. Can be reduced.

[0048]   Further, the tip portion 35 of the fitting portion 30 has a small diameter, and the tip portion 35 of the fitting portion 30 is used as a base. The diameter is gradually increased toward the end portion 36 to bring the base end portion 36 of the fitting portion 30 to a predetermined outer diameter. You may form the guide part 34 by doing. This guide part 34 makes a circle Smooth guidance is possible. Further, the guide portion 34 is made longer and the tip of the fitting portion 30 is By making the diameter of the end portion 35 thin, smoother guidance is possible.

[0049]   Further, in the embodiment, the positioning means 20 is provided with a plurality of fitting portions 30 and a plurality of contact portions. Although the one having the contact portion 40 has been described, the positioning means 20 is not limited to this. You That is, the end surface T1 of each resin tube T having a different diameter is treated with a smaller diameter. Each resin chain is regulated to a position gradually separated from the tool body 10 in the direction of the central axis T2. It may be a positioning means capable of arranging the end surface T1 of the tube T in a stepwise manner. This In such a positioning means, the cutter C1 is stepped by the end surface T1 of each resin tube T. It may be arranged along the slope of.

[0050]

[Effect of device]

  According to the resin tube processing apparatus of the present invention, a plurality of fitting portions having different diameters are provided. Holds the end of each resin tube by fitting it into the end of each resin tube However, a plurality of contact parts are arranged in a staircase, and the diameter of the resin tube is smaller toward the upper contact part. The end faces of the resin tubes are positioned in the direction of the central axis by contacting the end faces of the Since it was regulated and the cutter was arranged along the slope of the stairs formed by multiple contact parts, With a cutter, at least the inner peripheral edge of the end surface of the resin tube that is in contact with the contact part Can be chamfered, and the end face of each resin tube with different diameter can be treated with one device. The cost can be reduced by making it possible to process.

[0051]   In addition, the smaller the outer diameter of multiple fitting parts, the closer to the center axis the jig body is. It is formed so as to project, and multiple contact parts are formed on the tip surfaces of the multiple fitting parts, respectively. By forming the contact portion integrally with the fitting portion, the cost can be reduced. It

[0052]   Furthermore, it is possible to guide the contact part to the end face of the resin tube on each outer peripheral surface of the multiple fitting parts. Since a simple guide part is formed, the abutting part can be smoothly guided to the end surface of the resin tube. It is possible to improve the workability when processing the resin tube.

[0053]   Furthermore, since the positioning means is detachably supported on the jig body, By exchanging only the positioning means, it is possible to process the end faces of many types of resin tubes. Since it is possible to replace the jig body without replacing it, the cost can be reduced. It

[0054]   Furthermore, the positioning means is used to adjust the end surface of each resin tube with a different diameter. The smaller the value, the more restricted it is in the position gradually separated from the jig body in the direction of the central axis. The end surface of each resin tube can be arranged in a staircase shape, and the cutter can be attached to each resin tube. Since it was arranged along the slope of the stairs formed by the end face, at least inside the end face of the resin tube The edge can be chamfered with a cutter, and each resin tube with a different diameter can be chamfered. The cost can be reduced by making it possible to machine the end face of the tube with one device. It

[Brief description of drawings]

FIG. 1 is a partial cross-sectional view showing a mounting state of a resin tube, a jig body, a positioning unit, and a cutter in a resin tube processing apparatus according to an embodiment of the present invention.

FIG. 2 is a front view showing a state in which positioning means and the like are fixedly installed in the jig body of the resin tube processing apparatus according to the embodiment of the present invention.

FIG. 3 is a plan view showing a state in which positioning means and the like are fixedly installed in the jig body of the resin tube processing apparatus according to the embodiment of the present invention.

FIG. 4 is a sectional view of a resin tube processed by a resin tube processing apparatus according to an embodiment of the present invention, taken along the central axis thereof.

FIG. 5 is an explanatory diagram when connecting the resin tube processed by the resin tube processing apparatus according to the embodiment of the present invention to the joint body.

[Explanation of symbols]

C1 ... Cutter T ... Resin tube T1 ... End face T2 ... central axis T3 ... Edge T4 ... Inner peripheral edge T5 ... Outer rim 10 ... Jig body 20 ... Positioning means 21 ... Center 22 ... Outer periphery 23 ... Mounting recess 30 ... Fitting part 30a ... Large diameter fitting part 30b ... Medium diameter fitting part 30c ... Small diameter fitting part 31 ... Tip surface 32 ... Peripheral part 33 ... Outer peripheral surface 34 ... Guide part 35 ... Tip 36 ... Base end 40 ... abutting part 50 ... Fitting body 51 ... Connection tube 52 ... Tip of connection tube

Claims (5)

[Scope of utility model registration request] 1. A device for processing a resin tube capable of processing an end surface of a resin tube, comprising: a jig body rotatable relative to the resin tube around a central axis of the resin tube; Positioning means and a cutter fixed to the jig body, the positioning means includes a plurality of fitting portions and a plurality of abutting portions, and the plurality of fitting portions have a caliber By fitting the ends of the different resin tubes, the ends of the respective resin tubes are respectively held, and the plurality of contact portions are separated from the jig body stepwise as they approach the central axis. Arranged like a staircase,
By abutting the contact portion of each step to the end surface of the resin tube having a different diameter, the position of the end surface of each resin tube is regulated in the direction of the central axis, and the cutter is a step formed by the plurality of contact portions. A device for processing a resin tube, which is arranged so as to follow the inclination of. 2. The plurality of fitting portions have different outer diameters, and the fitting portions having smaller outer diameters are formed to project from the jig body toward the central axis. The resin tube processing apparatus according to claim 1, wherein the contact portions are respectively formed on the tip surfaces of the plurality of fitting portions. 3. The guide portion according to claim 1, wherein each outer peripheral surface of the plurality of fitting portions is formed with a guide portion capable of guiding the contact portion to an end surface of each resin tube. Processing equipment for resin tubes. 4. The positioning means is detachably supported on the jig body.
The processing apparatus for the resin tube described in. 5. A resin tube processing apparatus capable of processing an end surface of a resin tube, wherein a jig body rotatable relative to the resin tube about a central axis of the resin tube, and a jig body fixed to the jig body. Positioning means and a cutter that is also fixed to the jig body, and the positioning means defines the end faces of the resin tubes having different diameters from the jig body to the central axis as the diameter decreases. It is configured so that the end surfaces of the resin tubes can be arranged in a stepwise manner by controlling the positions to be gradually separated in the direction, and the cutter is arranged along the slope of the stairs formed by the end surfaces of the resin tubes. A processing device for resin tubes characterized by