Elbow tee joint manufacturing die

Abstract

The utility model discloses an elbow tee joint manufacturing die, and particularly relates to the field of elbow tee joint manufacturing, the elbow tee joint manufacturing die comprises an upper die and a lower die located at the bottom of the upper die, supporting inclined plates are symmetrically arranged on the two sides of the top of the lower die, elbow pipe lower grooves are formed in the surfaces of the supporting inclined plates, and a broaching pipe lower groove is formed in one side of the top of the lower die. An extrusion inclined plate is arranged at the bottom of the upper die, a pipe bending upper groove and a broaching upper pipe groove are formed in the middle of the extrusion inclined plate, and a pipe bending body is arranged between the pipe bending lower groove and the pipe bending upper groove. Firstly, the bent pipe body is limited through the cooperation of the bent pipe lower groove and the bent pipe upper groove, punching and broaching are conducted through the broaching upper pipe groove and the broaching lower pipe groove, the structure of a broaching pipe is manufactured, and the position precision and the size of the broaching pipes on the surfaces of the bent pipe bodies are kept consistent; and through pipe welding between the welding pipe and the broaching pipe, the welding efficiency is improved, the machining time is shortened, and the qualified rate of finished products is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of elbow tee manufacturing, and more specifically, to an elbow tee manufacturing mold. Background Art

[0002] A pipe joint with three openings is called a tee. Tees are widely used in pipe networks for transporting liquids and gases. Due to different transport media, the materials of tees are divided into: cast iron, cast steel, cast copper, cast aluminum, plastic, glass, etc. Elbow tee is a pipe with a third connecting pipe arranged in the middle of the curved structure to form an elbow tee.

[0003] The prior art method for making elbow tees is to cut a 90-degree "V"-shaped opening at the elbow, cut one end of the connecting pipe into a matching connector, weld the spliced ​​"V"-shaped interface, and then shape, turn, and polish the finished product. However, the welding efficiency of the "V"-shaped interface is lower than the pipe-to-pipe welding efficiency, and the welding efficiency is low. In addition, there are errors in the relative welding positions of multiple finished products after welding, which results in the size not being able to maintain a diameter and processing accuracy well. Therefore, a mold for making elbow tees is proposed. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a mold for manufacturing an elbow tee to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a tee elbow production mold, comprising an upper mold and a lower mold located at the bottom of the upper mold, the top of the lower mold is symmetrically provided with support inclined plates on both sides, the surface of the support inclined plates is provided with a lower groove for an elbow, a lower groove for a pulling hole is provided on one side of the top of the lower mold, and an extrusion inclined plate is provided at the bottom of the upper mold, and an upper groove for an elbow and an upper groove for a pulling hole are provided in the middle of the extrusion inclined plate;

[0006] A bend pipe body is arranged between the bend pipe lower groove and the bend pipe upper groove, a hole pulling pipe is fixedly connected to one side of the middle of the bend pipe body, a welding pipe is fixedly connected to one end of the hole pulling pipe, and mounting sliders are symmetrically fixedly connected to opposite sides of the upper and lower dies.

[0007] Preferably, the extrusion inclined plate and the supporting inclined plate are matched, the lower groove of the bend pipe and the upper groove of the bend pipe correspond to each other, and the cross-sectional shapes of the lower groove of the bend pipe and the upper groove of the bend pipe are both set to a semicircular structure.

[0008] Preferably, the lower tube groove of the pulling hole and the upper tube groove of the pulling hole are adapted to each other, the lower tube groove of the pulling hole and the upper tube groove of the pulling hole correspond to each other, and the cross-sectional shapes of the lower tube groove of the pulling hole and the upper tube groove of the pulling hole are both set to a semicircular structure.

[0009] Preferably, the lower tube groove of the pulling hole is connected to the lower groove of the bent pipe, and the upper tube groove of the pulling hole is connected to the upper groove of the bent pipe.

[0010] Preferably, the diameter of the bent pipe body is the same as the diameter of the hole-pulling pipe and the welded pipe, the hole-pulling pipe and the welded pipe are welded together, and the welded pipe and the bent pipe body are perpendicular to each other.

[0011] Preferably, the bend pipe body is adapted to the upper bend pipe groove, the bend pipe body is in contact with the inner cavity walls of the upper bend pipe groove and the lower bend pipe groove, and the hole pulling pipe is in contact with the inner cavity walls of the upper bend pipe groove and the lower bend pipe groove.

[0012] Preferably, the cross-sectional shape of the mounting slide block is set to be a "T" shape, and the welding pipe is located between the upper pipe groove of the pulling hole and the lower pipe groove of the pulling hole.

[0013] Technical effects and advantages of the utility model:

[0014] 1. The utility model first limits the position of the elbow body by cooperating with the lower groove of the elbow and the upper groove of the elbow, and punches and draws holes through the upper and lower grooves of the hole, so as to make a hole-drawing pipe structure, so that the position accuracy and size of the hole-drawing pipes on the surfaces of multiple elbow bodies are consistent, and the welding efficiency is improved, the processing time is reduced, and the qualified rate of finished products is improved by welding the welding pipe and the hole-drawing pipe.

[0015] 2. The utility model also improves the fitting strength of the upper die and the lower die by matching the extrusion inclined plate with the supporting inclined plate, and facilitates the production of the hole through the cooperation of the hole-drawing lower pipe groove and the hole-drawing upper pipe groove, so that the hole-drawing pipe and the elbow body can be made the same size, and the strength of the elbow body can be improved, and the production effect of the finished product can be improved, and the size and precision of the finished product can be kept consistent, so as to improve the use effect, and the size of the elbow tee can be kept consistent, the processing precision can be maintained, and the strength of the finished product can be improved at the same time;

[0016] In summary, through the mutual influence of the above-mentioned multiple effects, processing and manufacturing can be facilitated, and the accuracy and dimensional consistency of the finished product can be improved, the welding efficiency can be improved, the processing time can be reduced, and the qualified rate of the finished product can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 It is a schematic diagram of the split structure of the upper die and the lower die of the utility model.

[0019] Figure 3 This is a schematic structural diagram of the split upper and lower dies of the utility model from another angle.

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the upper die of the utility model.

[0021] Figure 5 It is a schematic diagram of the connection structure of the bent pipe body and the welded pipe of the utility model.

[0022] The accompanying drawings are marked as follows: 1. upper die; 2. lower die; 3. supporting inclined plate; 4. lower groove of bent pipe; 5. lower groove of pulled hole pipe; 6. extrusion inclined plate; 7. upper groove of bent pipe; 8. upper groove of pulled hole pipe; 9. bent pipe body; 10. pulled hole pipe; 11. welding pipe; 12. installing slider. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] As attached Figure 1-5 The elbow tee manufacturing mold shown includes an upper mold 1 and a lower mold 2 located at the bottom of the upper mold 1. The upper mold 1 and the lower mold 2 are squeezed and fitted to clamp the elbow body 9, limit the position and fix it, so as to facilitate punching and pulling holes to make the tee. Support inclined plates 3 are symmetrically arranged on both sides of the top of the lower mold 2. The surface of the support inclined plates 3 is provided with an elbow lower groove 4. A hole pulling lower pipe groove 5 is provided on one side of the top of the lower mold 2. The elbow body 9 can be limited by the elbow lower groove 4, and the hole pulling lower pipe groove 5 is convenient for punching and pulling holes in the pipeline. To make a tee, an extrusion inclined plate 6 is provided at the bottom of the upper die 1, and an upper groove 7 for a bend pipe and an upper groove 8 for a hole are provided in the middle of the extrusion inclined plate 6. The extrusion inclined plate 6 is adapted to the support inclined plate 3 to improve the fitting strength of the upper die 1 and the lower die 2, and the upper groove 7 for the bend pipe and the lower groove 4 for the bend pipe are matched to limit the position of the bend pipe body 9. The lower groove 5 for the hole and the upper groove 8 for the hole are matched to facilitate the hole making, improve the making effect of the finished product, keep the size and precision of the finished product consistent, and improve the use effect.

[0025] A bend pipe body 9 is arranged between the lower bend groove 4 and the upper bend groove 7, a hole-pulling pipe 10 is fixedly connected to one side of the middle of the bend pipe body 9, a welding pipe 11 is fixedly connected to one end of the hole-pulling pipe 10, and mounting sliders 12 are symmetrically fixedly connected to the opposite sides of the upper mold 1 and the lower mold 2. The welding pipe 11 and the hole-pulling pipe 10 can be welded to reduce processing time and improve the qualified rate of finished products. The hole-pulling pipe 10 is made by placing the pulling hole, so that the hole-pulling pipe 10 can be made the same size as the bend pipe body 9 and the strength of the bend pipe body 9 can be improved.

[0026] As attached Figure 1-4As shown, the extrusion inclined plate 6 and the supporting inclined plate 3 are adapted to each other, the lower groove 4 of the bend pipe and the upper groove 7 of the bend pipe correspond to each other, and the cross-sectional shapes of the lower groove 4 of the bend pipe and the upper groove 7 of the bend pipe are both set to a semicircular structure. The fitting strength between the upper mold 1 and the lower mold 2 is improved by the extrusion inclined plate 6 and the supporting inclined plate 3, and the bend pipe body 9 is limited by the lower groove 4 of the bend pipe and the upper groove 7 of the bend pipe, thereby improving the fixed limiting effect.

[0027] As attached Figure 1-3 As shown, the lower tube groove 5 of the pulling hole and the upper tube groove 8 of the pulling hole are adapted to each other, and the lower tube groove 5 of the pulling hole and the upper tube groove 8 correspond to each other. The cross-sectional shapes of the lower tube groove 5 of the pulling hole and the upper tube groove 8 of the pulling hole are both set to a semicircular structure. Through the cooperation of the lower tube groove 5 of the pulling hole and the upper tube groove 8 of the pulling hole, the size of the pulling hole tube 10 can be limited when the pulling hole of the pulling hole tube 10 is made, so that the size of the pulling hole tube 10 is the same as that of the bent tube body 9, which is convenient for the pulling hole production and use.

[0028] As attached Figure 2 , 4 As shown, the hole-pulling lower pipe groove 5 is connected to the elbow lower groove 4 , and the hole-pulling upper pipe groove 8 is connected to the elbow upper groove 7 , which facilitates the production of the hole-pulling pipe 10 on the elbow body 9 .

[0029] As attached Figure 1 , 2 As shown in Figures 4 and 5, the diameter of the elbow body 9 is the same as the diameter of the hole-pulling tube 10 and the welded tube 11. The hole-pulling tube 10 and the welded tube 11 are welded together. The welded tube 11 and the elbow body 9 are perpendicular to each other, which can keep the size of the elbow tee consistent, maintain the processing accuracy, and improve the strength of the finished product.

[0030] As attached Figure 1-5 As shown, the bend pipe body 9 is adapted to the bend pipe upper groove 7, the bend pipe body 9 and the inner cavity walls of the bend pipe upper groove 7 and the bend pipe lower groove 4 are in contact with each other, the hole pulling tube 10 is in contact with the inner cavity walls of the hole pulling upper tube groove 8 and the hole pulling lower tube groove 5, the bend pipe body 9 is limited by the bend pipe lower groove 4 and the bend pipe upper groove 7, and the hole pulling tube 10 is limited by the hole pulling upper tube groove 8 and the hole pulling lower tube groove 5, which is convenient for processing, can ensure the accuracy and consistency of the size, and improve the qualified rate of finished products.

[0031] As attached Figure 1-4 As shown, the cross-sectional shape of the mounting slider 12 is set to be "T"-shaped, and the welding pipe 11 is located between the upper tube groove 8 of the pulling hole and the lower tube groove 5 of the pulling hole. The mounting slider 12 is used to facilitate the installation and positioning of the upper mold 1 and the lower mold 2.

[0032] Working principle of the utility model: during production, the upper mold 1 and the lower mold 2 are respectively installed at the preset positions of the equipment by installing the slider 12, and the upper mold 1 and the lower mold 2 are made to correspond to each other, and the bent pipe is placed in the middle of the lower groove 4 of the bent pipe on the surface of the lower mold 2, and the upper mold 1 and the lower mold 2 are controlled to fit together, and the bent pipe body 9 can be clamped, limited and fixed by the upper groove 7 and the lower groove 4 of the bent pipe;

[0033] The pre-milled end of the hole is aligned with the upper tube groove 8 of the hole and the middle of the bent tube body 9 is punched and holed, so that the surface of the bent tube body 9 is made into a holed tube 10;

[0034] Take out the elbow body 9 and weld the welding pipe 11 to the hole-pulling pipe 10 at one end of the hole-pulling pipe 10 to form a completed elbow tee. After the subsequent shaping, turning, polishing and other tools are used to make it into a finished product, it can be completed.

[0035] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. Elbow tee production mold, characterized by: It comprises an upper die (1) and a lower die (2) located at the bottom of the upper die (1), support inclined plates (3) are symmetrically arranged on both sides of the top of the lower die (2), a lower tube bending groove (4) is provided on the surface of the support inclined plates (3), a lower tube pulling groove (5) is provided on one side of the top of the lower die (2), an extrusion inclined plate (6) is arranged at the bottom of the upper die (1), and an upper tube bending groove (7) and an upper tube pulling groove (8) are provided in the middle of the extrusion inclined plate (6); A bend pipe body (9) is arranged between the bend pipe lower groove (4) and the bend pipe upper groove (7); a hole pulling pipe (10) is fixedly connected to one side of the middle of the bend pipe body (9); a welding pipe (11) is fixedly connected to one end of the hole pulling pipe (10); and mounting slide blocks (12) are symmetrically fixedly connected to opposite sides of the upper die (1) and the lower die (2).

2. The elbow tee manufacturing mold according to claim 1, characterized in that: The extrusion inclined plate (6) and the supporting inclined plate (3) are matched, the lower groove of the curved pipe (4) and the upper groove of the curved pipe (7) correspond to each other, and the cross-sectional shapes of the lower groove of the curved pipe (4) and the upper groove of the curved pipe (7) are both set to a semicircular structure.

3. The elbow tee manufacturing mold according to claim 1, characterized in that: The lower tube groove (5) of the pulling hole is adapted to the upper tube groove (8), the lower tube groove (5) of the pulling hole is corresponding to the upper tube groove (8), and the cross-sectional shapes of the lower tube groove (5) of the pulling hole and the upper tube groove (8) of the pulling hole are both set to a semicircular structure.

4. The elbow tee manufacturing mold according to claim 1, characterized in that: The pulling hole lower pipe groove (5) is connected to the elbow lower groove (4), and the pulling hole upper pipe groove (8) is connected to the elbow upper groove (7).

5. The elbow tee manufacturing mold according to claim 1, characterized in that: The diameter of the bent pipe body (9) is the same as the diameter of the hole-pulling pipe (10) and the welded pipe (11); the hole-pulling pipe (10) and the welded pipe (11) are welded together; and the welded pipe (11) and the bent pipe body (9) are perpendicular to each other.

6. The elbow tee manufacturing mold according to claim 1, characterized in that: The bent pipe body (9) is adapted to the upper groove (7) of the bent pipe, the inner cavity walls of the upper groove (7) of the bent pipe and the lower groove (4) of the bent pipe are in close contact with each other, and the hole-pulling pipe (10) is in close contact with the inner cavity walls of the upper groove (8) of the pulled hole and the lower groove (5) of the pulled hole.

7. The elbow tee manufacturing mold according to claim 1, characterized in that: The cross-sectional shape of the mounting slide block (12) is set to be a "T" shape, and the welding pipe (11) is located between the upper pipe groove (8) of the pulling hole and the lower pipe groove (5) of the pulling hole.

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