Three-way pipe penetrating type core pulling mechanism

Abstract

The utility model discloses a three-way pipe penetrating type core-pulling mechanism, which comprises a lower template, an upper template, and a lateral core-pulling mechanism, a rotary thread twisting mechanism and a transverse core-pulling mechanism which are arranged on the lower template, the lateral core-pulling mechanism comprises a side-pulling assembly, the side-pulling assembly is connected with a three-way pipe body in a penetrating manner, and the three-way pipe body is connected with the rotary thread twisting mechanism and the transverse core-pulling mechanism. The side pulling assembly is inserted from the side edge of the three-way pipe body and penetrates through the two through openings of the three-way pipe body at the same time. According to the utility model, the lateral core-pulling mechanism, the rotary thread twisting mechanism and the transverse core-pulling mechanism are operated in sequence, so that the situation that the rotation of the thread twisting barrel is hindered when the side pulling assembly is in an inserted connection state with the three-way pipe body is prevented, the hindering effect when the middle pulling rod is pulled out is prevented, and the stability of all the parts in sequential operation is ensured; therefore, accurate and safe core pulling of the three-way pipe body is guaranteed, and the device forms a machining mode of penetrating type core pulling and integrated forming.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tee pipe machining technical field especially relates to a tee pipe through core pulling mechanism. BACKGROUND

[0002] Tee pipe is a connecting pipe with three connecting ports, and is widely used in pipe networks for conveying liquid and gas.

[0003] The tee pipe is prepared by using an injection mold, which can improve the production efficiency. When the traditional mold is prepared, the excessive number of pipe ports requires post-processing after injection molding to ensure the accuracy of the internal and external structures. However, the excessive processing steps make the production process of the tee pipe too complicated and slow, and the excessive processing methods and steps can easily damage the accuracy of the formed product, affecting the processing accuracy.

[0004] Therefore, we provide a tee pipe through core pulling mechanism. UTILITY MODEL CONTENTS

[0005] The utility model aims at the above-mentioned technical problem, and provides a tee pipe through core pulling mechanism, which has the effects of through core pulling and integral molding.

[0006] Therefore, the utility model provides a tee pipe through core pulling mechanism, which comprises a lower mold plate, an upper mold plate, a lateral core pulling mechanism, a rotating tooth mechanism, and a horizontal core pulling mechanism installed on the lower mold plate.

[0007] The lateral core pulling mechanism comprises a side pulling assembly, which is connected with the tee pipe body and is inserted into the side edge of the tee pipe body, and the side pulling assembly is penetrated through two ports of the tee pipe body.

[0008] The rotating tooth mechanism comprises a tooth barrel, the middle part of the tooth barrel is a hollow structure, the tooth barrel is inserted into the inside of the tee pipe body, and the inner end of the tooth barrel is provided with external threads.

[0009] The horizontal core pulling mechanism comprises a middle pulling rod, which is penetrated into the other end of the tee pipe body and is penetrated through the tooth barrel.

[0010] The working stroke of the lateral core pulling mechanism is located before the working stroke of the rotating tooth mechanism, and the working stroke of the rotating tooth mechanism is located before the working stroke of the horizontal core pulling mechanism.

[0011] Preferably, the lateral core-pulling mechanism further comprises two moving frames symmetrically distributed, two groups of side-pulling assemblies are installed on the moving frames, each two side-pulling assemblies form a group, each group of side-pulling assemblies is connected with one three-way pipe body, and one side-pulling assembly penetrates the three-way pipe body, and the other side-pulling assembly is inserted into the three-way pipe body.

[0012] Preferably, the rotating tooth pulling mechanism further comprises rotating motors symmetrically distributed on opposite sides of the lower die plate, a driving gear is installed at an output end of the rotating motor, a long strip gear is arranged in meshing relationship outside the driving gear, two driven gears are simultaneously connected in meshing relationship with the long strip gear, and the tooth pulling barrel is inserted into the middle part of the driven gear; and the driving gear, the long strip gear and the driven gear are rotatably installed on the lower half of the lower die plate.

[0013] Preferably, the lateral core-pulling mechanism further comprises rotating motors symmetrically distributed on opposite sides of the lower die plate, a driving gear is installed at an output end of the rotating motor, a long strip gear is arranged in meshing relationship outside the driving gear, two driven gears are simultaneously connected in meshing relationship with the long strip gear, and the tooth pulling barrel is inserted into the middle part of the driven gear; and the driving gear, the long strip gear and the driven gear are rotatably installed on the lower half of the lower die plate.

[0014] Preferably, limit grooves are formed in opposite sides of the support block and the moving block, and the support block and the moving block are simultaneously connected with a limiting plate through the limit grooves.

[0015] Preferably, the limiting plate is installed in the lower die plate, the support block and the moving block are slidably connected with the limiting plate through the limit grooves, and the two moving blocks are fixedly connected.

[0016] Preferably, a connecting rod is inserted into the lower half of the support block, the connecting rod is fixedly connected with the moving block on the outside, the tooth pulling barrel is rotatably installed on one side of the moving block on the inside, the middle pulling rod is inserted into the two moving blocks, and the rear end of the middle pulling rod is installed on the side surface of the support block.

[0017] Compared with the prior art, the three-way pipe penetrating core-pulling mechanism has the following beneficial effects:

[0018] 1. When the device is demolded, the lateral core-pulling mechanism, the rotating tooth pulling mechanism and the lateral core-pulling mechanism are sequentially operated, the rotation of the tooth pulling barrel is prevented from being hindered in the inserted state of the side-pulling assembly and the three-way pipe body, the hindering effect during the pulling out of the middle pulling rod is prevented, the stability during the sequential operation of the components is ensured, the accurate safety of the core-pulling of the three-way pipe body is ensured, and the device forms the penetrating core-pulling and the integrated processing mode.

[0019] 2. The utility model discloses, when the device demoulding, first move the push block upwards, make it be removed between the support block and the moving block, then start the drive cylinder, pull the support block and move to the outside, make the middle pull rod be pulled simultaneously, make the middle pull rod slide in two moving blocks, guide under the guidance of the limiting plate and the limiting groove, make the middle pull rod, the twisted tooth barrel gradually separate from the three -way pipe body inside.

[0020] 3. The utility model discloses, when the device moulding, first start the drive cylinder, make it push the support block and the middle pull rod and move to the device middle part, after the support block and the middle pull rod move to the accurate position, move the push block again, make it from above and insert to between the support block and the moving block, make the moving block receive extrusion and move to the device middle part, and drive the twisted tooth barrel and move simultaneously, make the device in the condition without using additional power source, position the push of moving block, guarantee the accurate of moving position of moving block, effectively prevent the both sides mould from the electric drive and produce mutual impact, cause the mould damage condition, guarantee the accurate and safety of mould movement.

[0021] The part not involved in the device is same as prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation. ACCURACY

[0022] Fig. 1 It is an explosion view of the three-way pipe penetrating core-pulling mechanism proposed by the utility model;

[0023] Fig. 2 It is a lower half top view structural schematic diagram of the three-way pipe penetrating core-pulling mechanism proposed by the utility model;

[0024] Fig. 3 It is a drive mode three-dimensional structural schematic diagram of the three-way pipe penetrating core-pulling mechanism proposed by the utility model;

[0025] Fig. 4 It is a push guiding mode three-dimensional structural schematic diagram of the three-way pipe penetrating core-pulling mechanism proposed by the utility model.

[0026] In the drawing: 1, lower mould plate; 2, upper mould plate; 3, moving frame; 4, side pull assembly; 5, three-way pipe body; 6, rotating motor; 7, driving gear; 8, long gear; 9, driven gear; 10, twisted tooth barrel; 11, drive cylinder; 12, support block; 13, moving block; 14, push block; 15, limiting plate; 16, connecting rod; 17, middle pull rod. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0028] In the description of the utility model, need understanding is, the term "upper", "lower", "front", "back", "left", "right", "top", "bottom", "internal", "external" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, only is for the convenience of describing the utility model and simplifying the description, and is not indicate or imply the device or element indicated must have a particular orientation, with a particular orientation structure and operation, therefore cannot be understood as the restriction of the utility model.

[0029] Embodiment one: a tee pipe penetrating type core pulling mechanism, as shown in Figs. 1-4 The lower die plate 1, the upper die plate 2 and the lateral core pulling mechanism, the rotating tooth mechanism and the transverse core pulling mechanism installed on the lower die plate 1 are included.

[0030] The lateral core pulling mechanism includes a side pulling assembly 4, the side pulling assembly 4 is connected with a tee pipe body 5, and the side pulling assembly 4 is inserted from the side edge of the tee pipe body 5, and the side pulling assembly 4 is penetrated with two ports of the tee pipe body 5.

[0031] The rotating tooth mechanism includes a tooth barrel 10, the middle part of the tooth barrel 10 is a hollow structure, the tooth barrel 10 is inserted into the inside of the tee pipe body 5, and the outer side of the inner end of the tooth barrel 10 is provided with external threads.

[0032] The transverse core pulling mechanism includes a middle pulling rod 17, the middle pulling rod 17 penetrates to the other end of the tee pipe body 5, and the middle pulling rod 17 is penetrated with the tooth barrel 10.

[0033] The working stroke of the lateral core pulling mechanism is before the working stroke of the rotating tooth mechanism, and the working stroke of the rotating tooth mechanism is before the working stroke of the transverse core pulling mechanism.

[0034] When the device is demolded, first pull the upper die plate 2, then pull the two sides of the side core pulling mechanism, after the side pulling assembly 4 is completely separated from the inside of the tee pipe body 5, run the rotating drawbench mechanism at both ends of the lower die plate 1, make the drawbench barrel 10 thread processing inside the tee pipe body 5, and finally run the transverse core pulling mechanism at both ends, make the middle pulling rod 17 pull out from the inside of the tee pipe body 5, achieve the demolding effect of the tee pipe body 5, and prevent the rotation of the drawbench barrel 10 from being hindered by the side pulling assembly 4 and the tee pipe body 5 in the plug-in state, and prevent the hindering effect when the middle pulling rod 17 is pulled out, ensure the stability of the sequential operation of each part, thereby ensuring the accurate and safe core pulling of the tee pipe body 5, and making the device form a through core pulling and integrated processing mode, when the device is closed, first push the transverse core pulling mechanism, make it move synchronously with the rotating drawbench mechanism, then push the side core pulling mechanism, make the side pulling assembly 4 and the middle pulling rod 17 plug-in, prevent the middle pulling rod 17 and the side pulling assembly 4 from being misaligned and hindered from moving, and ensure its accurate and safe closing.

[0035] As shown in Figs. 1-4 , the side core pulling mechanism further comprises two moving frames 3 symmetrically distributed, two groups of side pulling assemblies 4 are installed on the moving frame 3, every two side pulling assemblies 4 form a group, each group of side pulling assemblies 4 is connected with a tee pipe body 5, and one side pulling assembly 4 penetrates the tee pipe body 5, and the other side pulling assembly 4 is plugged into the inside of the tee pipe body 5.

[0036] Through the combined use of the two side pulling assemblies 4, accurate tee ports are provided for the formed tee pipe body 5, and under the support of the moving frame 3 moving the two groups of side pulling assemblies 4 at the same time, the two tee pipe bodies 5 can be simultaneously side core pulled, ensuring the high efficiency and convenience of the device operation, and under the support of the different diameter specifications of the front end structure of the side pulling assembly 4, the specific requirements inside the tee pipe body 5 can be simultaneously prepared and formed, further improving the accuracy of the device preparation effect.

[0037] As shown in Figs. 1-4 , the rotating drawbench mechanism further comprises a rotating motor 6 symmetrically distributed on the opposite sides of the lower die plate 1, a driving gear 7 is installed at the output end of the rotating motor 6, a long gear 8 is meshed on the outside of the driving gear 7, and two driven gears 9 are simultaneously meshed and connected with the long gear 8, a drawbench barrel 10 is plugged into the middle part of the driven gear 9, and the driving gear 7, the long gear 8 and the driven gear 9 are rotatably installed on the lower half of the lower die plate 1.

[0038] Through the driving of the rotating motor 6, the meshing transmission of the driving gear 7, the long gear 8 and the driven gear 9 can drive the two side twisting tongs 10 to rotate simultaneously, so that the device can twist the four three-way pipe bodies 5 in the lower mold plate 1 under the driving of the two rotating motors 6, ensure the stable operation of the device, improve the twisting efficiency, and ensure the high efficiency of the device production.

[0039] Embodiment two: a three-way pipe through core pulling mechanism, as shown in the figure, the transverse core pulling mechanism further comprises a driving cylinder 11 symmetrically distributed on the opposite sides of the lower mold plate 1, the driving cylinder 11 is located above the rotating motor 6, the driving cylinder 11 is provided with a support block 12 at the output end, at least two moving blocks 13 are arranged on one side of the support block 12, and a pushing block 14 is arranged between the moving block 13 and the support block 12. Figs. 1-4

[0040] The opposite sides of the support block 12 and the moving block 13 are both provided with a limiting groove, and the support block 12 and the moving block 13 are connected with a limiting plate 15 through the limiting groove.

[0041] The limiting plate 15 is installed in the lower mold plate 1, the support block 12 and the moving block 13 are slidably connected with the limiting plate 15 through the limiting groove, and the two moving blocks 13 are fixedly connected.

[0042] The connecting rod 16 is inserted into the lower half of the support block 12, the connecting rod 16 is fixedly connected with the outer moving block 13, and the twisting tongs 10 are rotatably installed on one side of the inner moving block 13, the middle pulling rod 17 is inserted into the two moving blocks 13, and the rear end of the middle pulling rod 17 is installed on the side surface of the support block 12.

[0043] ​When the device is demolded, first move the pushing block 14 upward, so that it is removed between the support block 12 and the moving block 13, then start the driving cylinder 11, pull the support block 12 to move outward, so that the middle pull rod 17 is pulled at the same time, the middle pull rod 17 slides in the two moving blocks 13, and under the short distance limiting connection of the connecting rod 16, after the support block 12 moves out of a distance, pull the two moving blocks 13 to move together with the middle pull rod 17 and the support block 12, and guide under the guide of the limiting plate 15 and the limiting groove, so that the middle pull rod 17 and the tooth cylinder 10 gradually separate from the inside of the tee pipe body 5, when the device is molded, first start the driving cylinder 11, so that it pushes the support block 12 and the middle pull rod 17 to move to the middle of the device, after the support block 12 and the middle pull rod 17 move to the accurate position, at this time, the limiting plate 15 is in the limiting groove, then move the pushing block 14, so that it is inserted between the support block 12 and the moving block 13 from above, based on the structure specification of the pushing block 14 itself, based on the fixed support of the support block 12, the moving block 13 is extruded to move to the middle of the device under the pushing force, and drives the tooth cylinder 10 to move at the same time, and under the combined limiting of the limiting plate 15 and the lower die plate 1, the moving block 13 moves to the position below the length of the limiting plate 15 itself, so that the device positions and pushes the moving block 13 without using another power source, ensures the accuracy of the moving position of the moving block 13, effectively prevents the mutual impact of the two mold caused by the too large electric drive, causes the damage of the mold, ensures the accuracy and safety of the mold movement.

[0044] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A tee pipe through core pulling mechanism, comprising a lower die plate (1), an upper die plate (2), and a lateral core pulling mechanism, a rotating thread pulling mechanism, and a transverse core pulling mechanism installed on the lower die plate (1), characterized in that: the lateral core pulling mechanism comprises a lateral core pulling assembly (4) which is connected with a tee pipe body (5) through and is inserted into the tee pipe body (5) from the side, and the lateral core pulling assembly (4) is through two openings of the tee pipe body (5) at the same time; the rotating thread pulling mechanism comprises a thread pulling barrel (10) which is hollow in the middle, is inserted into the tee pipe body (5), and is provided with external threads on the inner end; the transverse core pulling mechanism comprises a middle core pulling rod (17) which is through the other end of the tee pipe body (5) and is through the thread pulling barrel (10); the working stroke of the lateral core pulling mechanism is before that of the rotating thread pulling mechanism, and the working stroke of the rotating thread pulling mechanism is before that of the transverse core pulling mechanism. The lateral core pulling mechanism further comprises two moving frames (3) which are symmetrically distributed, and two groups of lateral core pulling assemblies (4) are installed on the moving frames (3), each two lateral core pulling assemblies (4) form a group, each group of lateral core pulling assemblies (4) is connected with one tee pipe body (5), and one lateral core pulling assembly (4) is through the tee pipe body (5) and the other lateral core pulling assembly (4) is inserted into the tee pipe body (5). The rotating thread pulling mechanism further comprises rotating motors (6) which are symmetrically distributed on opposite sides of the lower die plate (1), a driving gear (7) is installed on the output end of the rotating motor (6), a long strip gear (8) is engaged on the outside of the driving gear (7), two driven gears (9) are connected by the long strip gear (8) at the same time, the thread pulling barrel (10) is inserted into the middle of the driven gear (9), and the driving gear (7), the long strip gear (8), and the driven gear (9) are rotatably installed on the lower half of the lower die plate (1). The transverse core pulling mechanism further comprises drive air cylinders (11) which are symmetrically distributed on opposite sides of the lower die plate (1), the drive air cylinders (11) are above the rotating motors (6), a support block (12) is installed on the output end of the drive air cylinder (11), at least two moving blocks (13) are provided on one side of the support block (12), and a pushing block (14) is inserted and provided between the moving block (13) and the support block (12). Limiting grooves are formed on opposite sides of the support block (12) and the moving block (13), and a limiting plate (15) is connected by being clamped in the limiting grooves of the support block (12) and the moving block (13) at the same time.

2. A tee pipe through core mechanism according to claim 1 wherein, The limiting plate (15) is installed in the lower die plate (1), the support block (12) and the moving block (13) are slidably connected with the limiting plate (15) through the limiting grooves, and the two moving blocks (13) are fixedly connected.

3. A tee pipe through core mechanism according to claim 1 wherein, ​ 4. A tee pipe through core mechanism according to claim 3 wherein, ​ 5. A tee pipe through core mechanism according to claim 4 wherein, ​ 6. A tee pipe through core mechanism according to claim 5 wherein, ​ 7. A tee pipe through core mechanism according to claim 4 wherein, The support block (12) lower half inserts the connecting rod (16), the connecting rod (16) is fixedly connected with the outer side mobile block (13), and the twisting jaw cylinder (10) is rotatably installed on one side of the inner side mobile block (13), the middle pulling rod (17) is inserted with two mobile blocks (13), and the rear end of the middle pulling rod (17) is installed on the side surface of the support block (12).

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