Rotary core-pulling mechanism for connecting pipe

Abstract

The utility model discloses a rotary core-pulling mechanism for a connecting pipe, which comprises a lower module, an upper module, and a forming support mechanism and a demoulding guide mechanism which are arranged between the lower module and the upper module, the forming support mechanism comprises an upper forming block, a lower forming block and a forming support piece, the upper forming block is arranged below the upper module, and the lower forming block is arranged below the lower module. One end of the rotary connecting rod penetrates to the outer side of the middle moving block, the rotary connecting block is rotationally installed in the middle moving block, the rotary connecting rod and the rotary supporting rod are connected with the rotary connecting plate in an inserted mode at the same time, and the rotary supporting rod is installed on the surface of the outer side of the middle moving block; according to the utility model, the demoulding guide mechanism is controlled to rotate to drive a forming support piece in the forming support mechanism to move out of a formed product, so that the positioning effect on the product is relieved, and then the product automatically falls under the overall inclination angle of the device.

Description

TECHNICAL FIELD

[0001] The utility model relates to core pulling technology field especially relates to a rotary core pulling mechanism for connecting pipe. BACKGROUND

[0002] Core pulling refers to the support step of removing the internal support parts of the product after injection molding and moving the whole molding product.

[0003] Through the use of injection molding, the connecting pipe of different specifications can be accurately prepared, and through the integral molding mode, the processing steps can be reduced and the production efficiency can be improved, but due to the unevenness of the whole specification, the use of traditional one-way mold pulling mode is easy to cause loss to the product, and the existing molding mold has less single injection molding quantity, which leads to waste of injection travel.

[0004] Therefore, we provide a rotary core pulling mechanism for connecting pipe. INVENTION CONTENTS

[0005] The utility model aims at the above -mentioned technical problem, provides a rotary core pulling mechanism for connecting pipe, reaches the effect that the product automatically falls and collects by rotating core pulling.

[0006] Therefore, the utility model provides a rotary core pulling mechanism for connecting pipe, which comprises a lower module, an upper module, a molding support mechanism and a demolding guide mechanism arranged between the lower module and the upper module.

[0007] The molding support mechanism comprises an upper molding block, a lower molding block and a molding support piece, the upper molding block is installed below the upper module, the lower molding block is installed above the lower module, and the molding support piece is slidingly installed on the surface of the lower molding block.

[0008] The demolding guide mechanism comprises a middle moving block, a rotating connecting block, a rotating connecting rod, a rotating support rod and a rotating connecting plate, one end of the rotating connecting rod penetrates to the outside of the middle moving block, the rotating connecting block is rotatably installed in the middle moving block, the rotating connecting rod and the rotating support rod are simultaneously inserted into the rotating connecting plate, and the rotating support rod is installed on the outer surface of the middle moving block.

[0009] The lower module, the upper module and the middle moving block are inclined as a whole.

[0010] Preferably, the middle moving block is internally provided with at least two rotating connecting blocks, the two rotating connecting blocks are symmetrically distributed, the rotating connecting blocks are provided with a plurality of molding support pieces on the side edges, the molding support pieces on both sides are located between the two rotating connecting blocks, and the molding support pieces on both sides are symmetrically distributed.

[0011] Preferably, the middle moving block is provided with a guide groove and a guide auxiliary groove on opposite sides of the inner wall, the guide groove and the guide auxiliary groove have the same arc specification, and the guide groove penetrates to the outside of the middle moving block.

[0012] Preferably, the rotating connecting rod penetrates to both sides of the rotating connecting block, and the inner end of the rotating connecting rod is rotationally arranged in the guide auxiliary groove.

[0013] Preferably, the rotating connecting plate is rotationally arranged outside the rotating support rod, the rotating connecting rod penetrates to the outside of the rotating connecting plate, and the rotating connecting rod is simultaneously inserted with a horizontal guide hole.

[0014] Preferably, the lower module is provided with a fixed plate at the upper end, the horizontal guide hole penetrates the middle part of the fixed plate, and the rotating connecting rod is slidingly arranged in the horizontal guide hole.

[0015] Preferably, the demolding guide mechanism further comprises a cylinder for driving support, the cylinder has at least two, and the two cylinders are respectively arranged on both sides above the lower module, the output end of the cylinder is provided with a clamping block, and the clamping block is clamped with the middle moving block.

[0016] Compared with the prior art, the utility model provides a kind of rotating core-pulling mechanism for connecting pipe, with the following beneficial effects:

[0017] 1. The utility model discloses a device demolding, by controlling the rotation of demolding guide mechanism, drives the forming support from the forming product in the forming support mechanism, and the positioning effect of product is then released, and then under the inclination angle of device whole, product is automatically dropped, to reach the effect of automatic collection after demolding.

[0018] 2. The utility model is based on the fixing of fixed plate and lower module, when the middle moving block moves upwards, since one end of rotating connecting rod is limited in horizontal guide hole, and under the transmission of rotating connecting plate, rotating support rod provides support for the rotation of rotating connecting rod, so that rotating connecting block rotates from the lower inside of middle moving block, and the stability of rotating track of rotating connecting rod is assisted, so as to reach the effect of rotating demolding of device, and improve the moving efficiency of forming product.

[0019] 3. The utility model discloses that when the middle moving block moves upwards, under the rotation support of rotating connecting plate, rotating connecting rod rotates with rotating support rod as center and rotating connecting plate as limit, drives rotating connecting block to move downwards in arc, so that multiple forming supports move synchronously, and are separated from the inside of forming product, so that the limiting effect is released.

[0020] The part not involved in the device is the same as or can be realized by the prior art, the utility model discloses simple structure, convenient operation. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 The utility model provides a kind of whole three-dimensional structure schematic diagram of rotating core-pulling mechanism for connecting pipe;

[0022] Fig. 2 The utility model provides a kind of lower half structure schematic diagram of rotating core-pulling mechanism for connecting pipe;

[0023] Fig. 3 The utility model provides a kind of demoulding guide mechanism three-dimensional structure schematic diagram of rotating core-pulling mechanism for connecting pipe;

[0024] Fig. 4 The utility model provides a kind of rotating state structure schematic diagram of rotating core-pulling mechanism for connecting pipe.

[0025] In the drawing: 1, lower module;101, lower forming block;2, upper module;201, upper forming block;3, middle moving block;4, air cylinder;5, clamping block;6, rotary connecting block;601, forming support piece;7, rotary connecting rod;8, guide groove;801, auxiliary guide groove;9, rotary support rod;10, fixed plate;11, horizontal guide hole;12, rotary connecting plate. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0027] In the description of the utility model, it needs to be understood that the orientation or position relationship indicated by terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like is the orientation or position relationship based on the orientation or position relationship shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, so it cannot be understood as a limitation to the utility model.

[0028] Embodiment one: a kind of rotating core-pulling mechanism for connecting pipe, as shown in Figs. 1-4 It includes lower module 1, upper module 2 and the forming support mechanism and demoulding guide mechanism arranged between lower module 1 and upper module 2.

[0029] The forming support mechanism comprises an upper forming block 201, a lower forming block 101, and a forming support 601, the upper forming block 201 is installed below the upper mold 2, the lower forming block 101 is installed above the lower mold 1, and the forming support 601 is slidingly installed on the surface of the lower forming block 101.

[0030] The demolding guide mechanism comprises a middle moving block 3, a rotating connecting block 6, a rotating connecting rod 7, a rotating support rod 9, and a rotating connecting plate 12, one end of the rotating connecting rod 7 penetrates to the outside of the middle moving block 3, the rotating connecting block 6 is rotatably installed inside the middle moving block 3, the rotating connecting rod 7 and the rotating support rod 9 are simultaneously inserted with the rotating connecting plate 12, and the rotating support rod 9 is installed on the outer surface of the middle moving block 3.

[0031] The lower mold 1, the upper mold 2, and the middle moving block 3 are integrally inclined.

[0032] Firstly, based on the inclination of the device as a whole, when the device is demolded, the rotating of the demolding guide mechanism is controlled to drive the forming supports 601 in the forming support mechanism to move out of the formed product, thereby releasing the positioning effect on the product, and then under the inclination angle of the device as a whole, the product automatically falls, achieving the effect of automatic collection after demolding. Specifically, under the fixed guidance of the rotating support rod 9, when the middle moving block 3 moves upward, under the rotating support of the rotating connecting plate 12, the rotating connecting rod 7 rotates with the rotating support rod 9 as the center and the rotating connecting plate 12 as the limit, thereby driving the rotating connecting block 6 to move downward in an arc shape, so that the plurality of forming supports 601 move synchronously and are separated from the inside of the formed product, thereby releasing the limiting effect.

[0033] As shown in Figs. 1-4 , the middle moving block 3 is internally provided with at least two rotating connecting blocks 6, the two rotating connecting blocks 6 are symmetrically distributed, and the rotating connecting block 6 is provided with a plurality of forming supports 601 on the side edge, and the two forming supports 601 are located between the two rotating connecting blocks 6, and the two forming supports 601 are symmetrically distributed.

[0034] Under the separate connection and support of the two rotating connecting blocks 6 to the plurality of forming supports 601 on both sides, when the middle moving block 3 moves, it can drive the two rotating connecting blocks 6 and the forming supports 601 to rotate simultaneously, so that they are synchronously separated from the support position, so that the plurality of forming products on both sides fall simultaneously, and under the simultaneous use of the plurality of injection molding stations, the device can simultaneously prepare a plurality of products after one injection molding, thereby ensuring the production efficiency under one processing stroke.

[0035] Embodiment two: a rotating core pulling mechanism for connecting pipes, as shown in Figs. 1-4As shown, the inner wall of the middle moving block 3 is provided with a guide groove 8 and a guide auxiliary groove 801 on the opposite sides, the guide groove 8 and the guide auxiliary groove 801 are consistent in arc specification, and the guide groove 8 penetrates to the outside of the middle moving block 3.

[0036] The rotating connecting rod 7 penetrates to the two sides of the rotating connecting block 6, and the inner end of the rotating connecting rod 7 is rotationally arranged in the guide auxiliary groove 801.

[0037] The rotating connecting plate 12 is rotationally sleeved on the outside of the rotating support rod 9, the rotating connecting rod 7 penetrates to the outside of the rotating connecting plate 12, and the rotating connecting rod 7 is simultaneously inserted with the horizontal guide hole 11.

[0038] The fixed plate 10 is mounted on the upper end of the lower module 1, the horizontal guide hole 11 penetrates the middle part of the fixed plate 10, and the rotating connecting rod 7 is slidingly arranged in the horizontal guide hole 11.

[0039] Firstly, based on the fixation of the fixed plate 10 and the lower module 1, when the middle moving block 3 moves upward, since one end of the rotating connecting rod 7 is limited in the horizontal guide hole 11, and under the transmission of the rotating connecting plate 12, the rotating support rod 9 provides support for the rotation of the rotating connecting rod 7, the rotating connecting block 6 rotates from the lower inside of the middle moving block 3, and based on the specification of the guide groove 8, the stable rotating track of the rotating connecting rod 7 is guided, and under the support and limitation of the horizontal guide hole 11 to the short-distance horizontal movement of the rotating connecting rod 7, the accuracy of the rotating connecting block 6 during the rotating demolding movement is ensured, thereby achieving the effect of rotating demolding of the device and improving the moving efficiency of the formed product.

[0040] As shown in the figure, Figs. 1-4 The demolding guide mechanism further comprises a cylinder 4 for driving support, the cylinder 4 is at least two, and the two cylinders 4 are respectively mounted on the two sides above the lower module 1, the output end of the cylinder 4 is provided with a clamping block 5, and the clamping block 5 is clamped with the middle moving block 3.

[0041] Based on the simultaneous driving of the two cylinders 4 and the guiding support of the clamping block 5, the accuracy and stability of the middle moving block 3 during upward movement are ensured, and through the driving support of the two cylinders 4, the uniform and stable stress of the two rotating connecting blocks 6 during the rotating demolding movement is ensured, and the reliable and efficient operation of the whole device is ensured.

[0042] 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 technical field according to the technical scheme and the application concept of the present application within the technical range disclosed by the present application can make equivalent replacement or change, which should be covered in the protection scope of the present application.

Claims

1. A rotating core pulling mechanism for connecting pipes, comprising a lower module (1), an upper module (2), and a forming support mechanism and a demolding guide mechanism arranged between the lower module (1) and the upper module (2), characterized in that: the forming support mechanism comprises an upper forming block (201), a lower forming block (101), and a forming support (601), the upper forming block (201) is installed below the upper module (2), the lower forming block (101) is installed above the lower module (1), and the forming support (601) is slidingly installed on the surface of the lower forming block (101); the demolding guide mechanism comprises a middle moving block (3), a rotating connecting block (6), a rotating connecting rod (7), a rotating support rod (9), and a rotating connecting plate (12), one end of the rotating connecting rod (7) penetrates to the outside of the middle moving block (3), the rotating connecting block (6) is rotatably installed inside the middle moving block (3), the rotating connecting rod (7) and the rotating support rod (9) are simultaneously inserted with the rotating connecting plate (12), and the rotating support rod (9) is installed on the outer surface of the middle moving block (3); the lower module (1), the upper module (2), and the middle moving block (3) are integrally inclined and guided. At least two rotating connecting blocks (6) are installed inside the middle moving block (3), the two rotating connecting blocks (6) are symmetrically distributed, a plurality of forming supports (601) are installed on the side edges of the rotating connecting blocks (6), and the forming supports (601) on both sides are located between the two rotating connecting blocks (6) and are symmetrically distributed. Guide grooves (8) and auxiliary guide grooves (801) are formed on the inner walls of the middle moving block (3), the guide grooves (8) and the auxiliary guide grooves (801) have the same arc specifications, and the guide grooves (8) penetrate to the outside of the middle moving block (3). The rotating connecting rod (7) penetrates to both sides of the rotating connecting block (6), and the inner end of the rotating connecting rod (7) is rotatably arranged inside the auxiliary guide groove (801).

2. A rotary core-pulling mechanism for a connecting tube according to claim 1, characterized in that The rotating connecting plate (12) is rotatably sleeved on the outside of the rotating support rod (9), the rotating connecting rod (7) penetrates to the outside of the rotating connecting plate (12), and the rotating connecting rod (7) is simultaneously inserted with a horizontal guide hole (11).

3. A swivel core pulling mechanism for a connecting tube according to claim 1, characterized in that A fixed plate (10) is installed on the upper end of the lower module (1), the horizontal guide hole (11) penetrates the middle part of the fixed plate (10), and the rotating connecting rod (7) is slidingly arranged inside the horizontal guide hole (11).

4. A swivel core pulling mechanism for a connecting tube according to claim 3, characterized in that The demolding guide mechanism further comprises cylinders (4) for driving support, there are at least two cylinders (4), the two cylinders (4) are respectively installed above the two sides of the lower module (1), a clamping block (5) is installed on the output end of the cylinder (4), and the clamping block (5) is clamped with the middle moving block (3).

5. A swivel core pulling mechanism for a connecting tube according to claim 1, wherein ​ 6. A swivel core pulling mechanism for a connecting tube according to claim 5, wherein ​ 7. A swivel core pulling mechanism for a connecting tube according to claim 1, wherein ​

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