CN219028257U - Intelligent detection auxiliary mechanism for insert type products of mold - Google Patents

Abstract

The utility model provides an intelligent detection auxiliary mechanism for insert products of a die, and belongs to the technical field of intelligent dies. The problem that the existing inserts and hole sites are stuck and are not easy to demould is solved. The intelligent detection mechanism for the insert products of the mold comprises a fixed mold and a movable mold, wherein a cavity can be formed when the fixed mold and the movable mold are assembled, the intelligent detection auxiliary mechanism comprises a mounting hole formed in the side face of the cavity of the movable mold, a push rod is slidably inserted in the mounting hole, one end of the push rod, which faces the cavity, is a positioning end, a guide hole is formed in the push rod, a compression rod is slidably arranged in the guide hole in a penetrating manner, a microswitch is fixed on the push rod, a magnetic part is further fixed at the positioning end of the push rod, the microswitch can be pushed when the compression rod is pressed into the guide hole, and an elastic part is further arranged in the mounting hole. The intelligent detection auxiliary mechanism for the insert type products of the die can be used for detecting and positioning the inserts, so that the products are more convenient to demould.

Description

Intelligent detection auxiliary mechanism for insert type products of mold

Technical Field

The utility model belongs to the technical field of intelligent dies, and relates to an intelligent detection auxiliary mechanism for insert products of a die.

Background

Injection molding is also called injection molding, which is a molding method of injection and molding, has high production speed and high efficiency, can realize automation of operation, and is suitable for the molding processing fields of mass production, products with complex shapes and the like. The plastic material is stirred by a screw rod at a certain temperature and is injected into a die cavity by high pressure, and the molded product is obtained after cooling and solidification. The injection molded product is usually a plastic part, but if a metal insert is also fixed to the product, such an insert needs to be placed in a cavity in advance, and then molten plastic is injected into the cavity, so that the plastic is directly fixed to the insert after solidification. Because the inserts are manually placed in the open mold state in normal times, then the molds are closed for injection molding, and the condition of missing in the actual processing process often exists, no inserts exist after the injection molding of the products, and the product yield is affected.

To the above-mentioned problem, patent document (application number: 202021147613.5) discloses an insert injection molding neglected loading prevention structure, including induction system and injection molding machine control system of fixed mounting on the male mould of moulding plastics, be equipped with trigger mechanism on the induction system, this trigger mechanism stretches into the die cavity of the male mould of moulding plastics, and put into the insert in the male mould die cavity of moulding plastics and can trigger this trigger mechanism, induction system and injection molding machine control system communication, injection molding machine control system control injection molding machine start-up is moulded plastics or is stopped to mould plastics, through intelligent detection insert to the condition emergence of neglected loading insert has been avoided when carrying out the in-mould injection molding. The inserts of this patent document are placed only in the cavity, but some of the inserts of the product are columnar, such as a dowel pin, etc., and need to be fixed to the product, such as the product 9 shown in fig. 1 and 2, with columnar metal inserts 91 fixed. In order to fix the columnar insert when the insert is placed in the cavity, a hole site for accommodating the insert is required to be arranged on the cavity in advance, an induction device is arranged in the hole site, in order to ensure the position accuracy of the insert and avoid infiltration of molten plastic, the hole site aperture is adaptive to the outer diameter of the insert, and the gap between the outer peripheral surface of the insert and the hole site hole wall is not more than 0.04mm after the insert is inserted into the hole site, so that a product is pushed by a thimble to separate from the cavity when the insert is released, and at the moment, the insert is subject to an acting force inclined to the axial direction of the insert due to the involvement of the product, so that clamping stagnation is easy to be generated with the hole site, and the insert is not easy to release.

Disclosure of Invention

The utility model aims at solving the problems in the prior art, and provides an intelligent detection auxiliary mechanism for an insert product of a die.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides an inserts class product intellectual detection system auxiliary mechanism of mould, the mould includes cover half and movable mould, can form the die cavity when cover half and movable mould compound die, intellectual detection system auxiliary mechanism is including seting up on the die cavity side of movable mould and being used for inserts male mounting hole, its characterized in that, the slip is pegged graft in the mounting hole has the ejector pin, the one end of ejector pin orientation die cavity is the locating terminal, the guiding hole that runs through to the locating terminal surface has been seted up along the axial in the ejector pin, the guide hole slip is worn to be equipped with the depression bar, and the locating terminal surface of ejector pin is stretched out to the one end of depression bar, be fixed with the micro-gap switch relative with the depression bar other end on the ejector pin, micro-gap switch is connected with the operating system electricity of injection molding machine, the locating terminal of ejector pin still is fixed with the magnetic part that is used for adsorbing the inserts, and can push up micro-gap switch when the depression bar is pressed in the guiding hole, still be equipped with in the mounting hole and be used in ejector pin and when compressed and produce the elastic component to the die cavity direction elastic force to the ejector pin, be provided with the portion that is protruding setting and orientation in the die mould.

The inserts are generally columnar metal pieces, such as bolts and the like, the aperture of each mounting hole is designed to be matched with the outer diameter of each insert, the inserts are inserted from the mounting holes of the die cavity in advance during injection molding, the magnetic pieces on the ejector rods can generate magnetic attraction force on the inserts, so that the inserts are adsorbed and abutted against the end faces of the positioning ends of the ejector rods, the positioning stability of the inserts is guaranteed, the ejector rods are arranged in the ejector rods in a sliding mode, the pressing rods can be pressed when the end faces of the positioning sections of the inserts and the ejector rods abut against each other, the pressing rods are retracted into the guide holes and press the micro-switches, the micro-switches are existing pressing switches and are connected with an operating system of an injection molding machine, signals can be sent to the operating system when the micro-switches are pressed, the operating system can detect that the inserts are put into and further control the injection molding process, and the inserts are detected through intelligent detection, so that the leakage of the inserts is avoided. Further, when the demolding is needed after the injection molding is finished, because the insert is matched with the mounting hole, if the mounting hole is pulled out under the driving of a product, clamping stagnation of the insert and the mounting hole is easy to cause, and therefore, the ejector rod is also arranged in a sliding manner, the insert can be kept static when being put in under the action of the elastic piece, but the fixed mold is also provided with a pressing part protruding into the mounting hole, when the movable mold and the fixed mold are assembled, the pressing part approaches to the insert and presses the end face of the insert, so that the insert pushes the ejector rod and further presses the mounting hole, the insert is positioned at an accurate injection molding position, the ejector rod compresses the elastic piece to store force, namely, the ejector rod is continuously stressed by the elastic force of the elastic piece, and the ejector rod assists in pushing the insert when the product is opened, so that the insert is separated from the mounting hole synchronously and smoothly, the demolding convenience of the product is ensured, and the product quality is ensured.

In the intelligent detection auxiliary mechanism for the insert type products of the die, an annular limiting convex edge is circumferentially arranged on the outer peripheral surface of the positioning end of the ejector rod, the magnetic piece is an annular magnet, the magnet is sleeved on the ejector rod, a fixing nut is further screwed on the ejector rod, and the magnet is clamped and fixed between the limiting convex edge and the fixing nut. The magnet is fixed through spacing protruding edge and fixation nut centre gripping for magnet dismantled and assembled, and can change the magnet of different external diameters and thickness according to the size of magnetism suction, with be applicable to the inserts of equidimension not, adsorb the inserts through the magnet, need not operations such as power on and off control, only need put into the inserts can, the operation is more convenient and reliable.

In the intelligent detection auxiliary mechanism for the insert type products of the die, a limit groove is circumferentially formed in the end face of one end, far away from the die cavity, of the limit protruding edge, and one end of the magnet is embedded into the limit groove and is attached to the bottom face of the limit groove. The setting of spacing groove guarantees magnet stability to make magnet be close to the terminal surface of locating terminal more, increase the adsorption affinity to the inserts.

In the intelligent detection auxiliary mechanism for the insert type products of the die, the mounting cavity is formed in one end, far away from the positioning end, of the ejector rod, the guide hole penetrates through the bottom surface of the mounting cavity, the micro switch is arranged in the mounting cavity, the pressing end of the micro switch is embedded into the guide hole, and the end part of the pressing rod abuts against the pressing end face of the micro switch. The installation cavity is used for installing the micro-gap switch, guarantees micro-gap switch stability, and micro-gap switch's press end stretches into in the guiding hole, guarantees with the depression bar between linkage complex stability.

In the intelligent detection auxiliary mechanism for the insert type products of the die, one end, away from the positioning end, of the ejector rod is further connected with the bottom cover in a threaded mode, a yielding gap is formed between the bottom surface of the micro switch and the inner side surface of the bottom cover, a butterfly spring is arranged in the yielding gap, and the micro switch is pressed on the bottom surface of the mounting cavity towards the positioning end direction under the action of the butterfly spring. Because the pressing stroke of the micro switch is shorter, the micro switch is switched through the pressing of the pressing rod, and if the end face part of the positioning end is too long, excessive pressing force is generated when the micro switch is pressed, and the micro switch is particularly easy to damage when being pressed by the pressing part on the fixed die, the belleville spring is arranged for the purpose, and the elastic force of the belleville spring is larger than the elastic restoring force of the pressing end of the micro switch, so that the micro switch can compress the belleville spring to buffer when the pressing force of the pressing rod is too large, and the safety and the reliability are ensured.

In the intelligent detection auxiliary mechanism for the insert type products of the die, the mounting hole comprises a mounting section and a positioning section, the aperture of the positioning section is smaller than that of the mounting section, one end of the positioning section penetrates through the side face of the die cavity, the ejector rod is arranged in the mounting section, the outer peripheral surface of the limiting convex edge is in sliding fit with the wall of the mounting section, and the limiting convex edge abuts against the bottom face of the mounting section under the action of the elastic piece. The aperture of location section suits with the inserts external diameter for the inserts are inserted and are fixed a position, and the installation section is used for installing ejector pin and elastic component, and on the spacing protruding edge supported the bottom surface of installation section under the elastic component effect, thereby guarantee the position of depression bar when inserts, make micro-gap switch send the reliability of signal higher.

In the intelligent detection auxiliary mechanism for the insert type products of the die, the elastic piece comprises a pushing spring, the pushing spring is arranged in the mounting section and sleeved on the ejector rod, the outer end of the mounting hole is further connected with a plug in a screwed mode, one end of the pushing spring abuts against the end face of the limiting convex edge, and the other end of the pushing spring abuts against the plug. The plug is used for packaging the inner part of the mounting hole, so that the whole structure is more stable and reliable.

In the intelligent detection auxiliary mechanism for the insert type products of the die, the annular positioning convex edge is circumferentially arranged on the end face, facing the die cavity, of the limiting convex edge, the cross section of the positioning convex edge is triangular, the outer circumferential surface of the positioning convex edge is a positioning conical surface, a conical chamfer surface is circumferentially arranged on the hole opening, communicated with the mounting section, of the positioning section, and the positioning conical surface is abutted to the chamfer surface under the action of the pushing spring. When the die is opened, the ejector rod is reset under the action of the pushing spring, and the positioning conical surface can be attached to the chamfer surface, so that the positioning end of the ejector rod is accurate in position, the end part of the ejector rod is prevented from shifting when the insert is inserted and adsorbed and the pressing rod is pressed, the stability is ensured, the inner peripheral surface of the positioning convex edge is also a conical surface with the large end upwards, and the positioning convex edge can form limit with the chamfer of the end part of the insert.

In the intelligent detection auxiliary mechanism for the insert type products of the die, the pressing part protrudes in a circular truncated cone shape and is provided with a straight pressing surface facing the mounting hole, and the pressing part and the mounting hole are coaxially arranged when the fixed die and the movable die are clamped. The pressing part can stably press on the insert, so that the insert axially moves and keeps stable, and the pose precision of the insert can be ensured by combining the pressing surface with the hole wall of the positioning section when molten plastic is injected, thereby improving the product quality.

In the intelligent detection auxiliary mechanism for the insert type products of the die, the limiting flange is provided with an air passing hole in a penetrating mode along the axial direction, two ends of the air passing hole are respectively communicated with the positioning section and the mounting section of the mounting hole, and the plug is provided with a through hole for a circuit to pass through. The fixed one end of inserts and product has annular fixed part, and when the inserts inserted the location section of mounting hole, the gap between inserts outer peripheral face and the location section pore wall is 0.02-0.04mm, and the molten plastic is difficult to pass through, but the gas in the die cavity can pass through to further discharge the die cavity through passing hole and through-hole, play the effect of exhaust pressure release, avoid the fixed insecure of inserts that the air trapping leads to in the fixed part department of inserts to appear, improve product quality.

Compared with the prior art, the intelligent detection auxiliary mechanism for the insert products of the die has the following advantages:

1. because the magnetic piece on the ejector rod can generate magnetic attraction to the insert, the insert is adsorbed and abutted on the end face of the positioning end of the ejector rod, and the insert is ensured to be positioned stably.

2. Because the push rod is arranged in the ejector rod in a sliding way, the push rod can be pressed when the end face of the positioning section of the insert and the ejector rod is abutted, so that the micro switch is pressed by the push rod, a signal can be sent to the operating system when the micro switch is pressed, the operating system can detect that the insert is put in and further controls the injection molding process, the die is more intelligent, and the situation that the insert is leaked is avoided.

3. Because the movable mould is close to and presses the end face of the insert towards the insert when the movable mould is closed with the fixed mould, the ejector rod compresses the elastic component to store force, namely, the ejector rod continuously receives the elastic force of the elastic component, and when the product is ejected by the ejector pin on the top plate during mould opening, the ejector rod assists in ejecting the insert, so that the insert is synchronously and smoothly separated from the mounting hole, the convenience of product ejection is ensured, and the product quality is ensured.

Drawings

Fig. 1 is a schematic perspective view of a product with an insert.

Fig. 2 is a structural cross-sectional view of a product with an insert.

Fig. 3 is a structural cross-sectional view of the present mold.

Fig. 4 is an enlarged view of the structure at a in fig. 3.

Fig. 5 is an enlarged view of the structure at B in fig. 3.

Fig. 6 is a cross-sectional view of the structure of the product in the mold at the time of injection molding.

Fig. 7 is an enlarged view of the structure at C in fig. 6.

Fig. 8 is a structural cross-sectional view of the product being ejected after the mold is opened.

In the figure, 1, a fixed mold; 11. a pressing part; 111. a pressing surface; 2. a movable mold; 21. a mounting hole; 211. a positioning section; 212. a mounting section; 22. a plug; 221. a through hole; 3. a cavity; 4. a push rod; 41. a positioning end; 42. a guide hole; 43. limiting convex edges; 431. a limit groove; 432. air passing holes; 44. positioning the convex edge; 441. positioning a conical surface; 45. a fixing nut; 46. a mounting cavity; 461. a relief gap; 47. a belleville spring; 48. a bottom cover; 5. a compression bar; 6. a magnetic member; 61. a magnet; 7. a micro-switch; 8. an elastic member; 81. a pushing spring; 9. a product; 91. an insert.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 3, fig. 4 and fig. 5, an intelligent detection auxiliary mechanism for insert products of a mold comprises a fixed mold 1 and a movable mold 2, a cavity 3 can be formed when the fixed mold 1 and the movable mold 2 are assembled, the intelligent detection auxiliary mechanism comprises a mounting hole 21 formed in the side face of the cavity 3 of the movable mold 2, the mounting hole 21 comprises a mounting section 212 and a positioning section 211, the aperture of the positioning section 211 is smaller than that of the mounting section 212, one end of the positioning section 211 is communicated with one end of the mounting section 212, the other end of the positioning section 211 penetrates to the side face of the cavity 3 and is used for inserting and positioning an insert 91, the other end of the mounting section 212 penetrates through the outer side face of the movable mold 2, and a plug 22 is further screwed at an orifice of the outer end of the mounting hole 21. The ejector pin 4 is inserted in the installation section 212 of the installation hole 21 in a sliding manner, one end of the ejector pin 4 facing the cavity 3 is a positioning end 41, a guide hole 42 penetrating through the end face of the positioning end 41 is formed in the ejector pin 4 in the axial direction, the pressure lever 5 is arranged in the guide hole 42 in a sliding manner, one end of the pressure lever 5 extends out of the end face of the positioning end 41 of the ejector pin 4 and can extend into the positioning section 211, the micro switch 7 opposite to the other end of the pressure lever 5 is fixed on the ejector pin 4, the magnetic piece 6 for adsorbing the insert 91 is also fixed on the positioning end 41 of the ejector pin 4, the micro switch 7 can be pressed when the pressure lever 5 is pressed into the guide hole 42, an elastic piece 8 which acts on the ejector pin 4 and can generate elastic force in the direction of the cavity 3 when being compressed is also arranged in the installation hole 21, the pressing part 11 which is arranged in a protruding manner and faces the installation hole 21 is arranged on the fixed die 1, the pressing part 11 is arranged in a straight pressing surface 111 which faces the installation hole 21 in a protruding manner, and the pressing part 11 which faces the installation hole 21 is arranged in a straight round table, and the pressing part 11 which faces the installation hole 21 is arranged coaxially with the round table when the fixed die 1 and the movable die 2 is clamped.

Specifically, the outer peripheral surface of the positioning end 41 of the ejector rod 4 is circumferentially provided with an annular limiting convex edge 43, the outer peripheral surface of the limiting convex edge 43 is in sliding fit with the hole wall of the mounting section 212, a limiting groove 431 is circumferentially formed in the side surface of one side, far away from the cavity 3, of the limiting convex edge 43, the magnetic piece 6 is an annular magnet 61, the magnet 61 is sleeved on the ejector rod 4, the ejector rod 4 is further in threaded connection with a fixing nut 45, the magnet 61 is clamped and fixed between the limiting convex edge 43 and the fixing nut 45, and one end of the magnet 61 is embedded into the limiting groove 431 under the action of the fixing nut 45 and is attached to the bottom surface of the limiting groove 431. The elastic piece 8 comprises a pushing spring 81, the pushing spring 81 is arranged in the mounting section 212 and sleeved on the ejector rod 4, one end of the pushing spring 81 is abutted against the end face of the limiting flange 43, the other end of the pushing spring is abutted against the plug 22, and the limiting flange 43 is abutted against the bottom face of the mounting section 212 under the action of the pushing spring 81. The limiting convex edge 43 is provided with an annular positioning convex edge 44 in the circumferential direction on the end surface facing the cavity 3, the cross section of the positioning convex edge 44 is triangular, the outer circumferential surface of the positioning convex edge 44 is a positioning conical surface 441, a conical chamfer surface is arranged in the circumferential direction of an orifice communicated with the positioning section 211 and the mounting section 212, and the positioning conical surface 441 is abutted against the chamfer surface under the action of the pushing spring 81. The limiting flange 43 is provided with an air passing hole 432 in an axial penetrating manner, two ends of the air passing hole 432 are respectively communicated with the positioning section 211 and the mounting section 212 of the mounting hole 21, and the plug 22 is provided with a through hole 221 for passing a circuit. The installation cavity 46 has been seted up to the one end that ejector pin 4 kept away from locating tip 41, the guiding hole 42 runs through to the installation cavity 46 bottom surface, micro-gap switch 7 sets up in installation cavity 46, the one end that ejector pin 4 kept away from locating tip 41 still spiro union has bottom 48, the clearance of stepping down 461 has between the medial surface of bottom 48 and the bottom of micro-gap switch 7, be equipped with belleville spring 47 in the clearance of stepping down 461, micro-gap switch 7 compresses tightly on the installation cavity 46 bottom surface to locating tip 41 direction under the effect of belleville spring 47, and micro-gap switch 7's press end embedding guiding hole 42, the tip of depression bar 5 supports and leans on micro-gap switch 7's on the press end terminal surface.

As shown in fig. 6 and 7, the insert 91 is usually a columnar metal piece, such as a locating pin, the aperture of the mounting hole 21 is designed to be matched with the outer diameter of the insert 91, the insert 91 is inserted from the mounting hole 21 of the cavity 3 in advance during injection molding, the magnet 61 can generate magnetic attraction force on the insert 91, so that the end part of the insert 91 presses the upper end of the pressing rod 5 and abuts against the end face of the locating end 41, the pressing rod 5 is pressed into the guide hole 42, namely, the lower end of the pressing rod 5 can press the micro switch 7, the micro switch 7 sends a signal that the insert 91 is placed in place to an operating system, the operating system controls the mold to further act, the pressing part 11 on the fixed mold 1 can further press the insert 91 during mold closing, so that the insert 91 further pushes the ejector rod 4, the ejector rod 4 compresses the ejector spring 81 to store force, as shown in fig. 8, when the mold opening is completed, the product 9 is adsorbed in the cavity 3, and when the product 9 is ejected from the ejector rod 4 is assisted to eject the ejector rod 91, so that the insert 91 is synchronously and smoothly separated from the mounting hole 21, the product 9 is ensured to be convenient in quality.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although terms such as the fixed mold 1, the pressing portion 11, the pressing face 111, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims (10)

1. The intelligent detection auxiliary mechanism for the insert type products of the mold comprises a fixed mold (1) and a movable mold (2), wherein a cavity (3) can be formed when the fixed mold (1) and the movable mold (2) are assembled, the intelligent detection auxiliary mechanism comprises a mounting hole (21) which is formed in the side face of the cavity (3) of the movable mold (2) and is used for inserting an insert (91), the intelligent detection auxiliary mechanism is characterized in that a push rod (4) is inserted in the mounting hole (21) in a sliding manner, one end of the push rod (4) facing the cavity (3) is a positioning end (41), a guide hole (42) penetrating through the end face of the positioning end (41) is formed in the push rod (4) along the axial direction, a compression rod (5) is arranged in the guide hole (42) in a sliding manner, one end of the compression rod (5) extends out of the end face of the positioning end (41) of the push rod (4), a micro switch (7) opposite to the other end of the push rod (5) is fixed on the push rod (4), the micro switch (7) is electrically connected with an operating system of the injection molding machine, the positioning end (4) is fixedly provided with a push rod (41) and is used for being pressed into the compression rod (41) when the push rod (6) is pressed into the guide hole (42), the inside of the mounting hole (21) is also provided with an elastic piece (8) which acts on the ejector rod (4) and can generate elastic force to the ejector rod (4) towards the direction of the cavity (3) when being compressed, and the fixed die (1) is provided with a pressing part (11) which is arranged in a protruding way and faces the inside of the mounting hole (21) when being clamped.

2. The intelligent detection auxiliary mechanism for the insert type products of the mold according to claim 1, wherein an annular limiting convex edge (43) is circumferentially arranged on the outer circumferential surface of the positioning end (41) of the ejector rod (4), the magnetic piece (6) is an annular magnet (61), the magnet (61) is sleeved on the ejector rod (4), a fixing nut (45) is further connected onto the ejector rod (4) in a threaded mode, and the magnet (61) is clamped and fixed between the limiting convex edge (43) and the fixing nut (45).

3. The intelligent detection auxiliary mechanism for the insert type products of the mold according to claim 2, wherein a limiting groove (431) is circumferentially formed in the end face of the limiting flange (43) far away from the cavity (3), and one end of the magnet (61) is embedded into the limiting groove (431) and is attached to the bottom face of the limiting groove (431).

4. The intelligent detection auxiliary mechanism for the insert type products of the mold according to claim 3, wherein the mounting cavity (46) is formed at one end, far away from the positioning end (41), of the ejector rod (4), the guide hole (42) penetrates through the bottom surface of the mounting cavity (46), the micro switch (7) is arranged in the mounting cavity (46), the pressing end of the micro switch (7) is embedded into the guide hole (42), and the end part of the pressing rod (5) abuts against the pressing end face of the micro switch (7).

5. The intelligent detection auxiliary mechanism for the insert type products of the mold according to claim 4, wherein one end of the ejector rod (4) far away from the positioning end (41) is further connected with a bottom cover (48) in a threaded manner, a yielding gap (461) is formed between the bottom surface of the micro switch (7) and the inner side surface of the bottom cover (48), a belleville spring (47) is arranged in the yielding gap (461), and the micro switch (7) is pressed on the bottom surface of the mounting cavity (46) towards the positioning end (41) under the action of the belleville spring (47).

6. The intelligent detection auxiliary mechanism for insert-type products of a mold according to any one of claims 2 to 5, wherein the mounting hole (21) comprises a mounting section (212) and a positioning section (211), the aperture of the positioning section (211) is smaller than that of the mounting section (212), one end of the positioning section (211) penetrates through the side face of the cavity (3), the ejector rod (4) is arranged in the mounting section (212), the outer peripheral surface of the limiting flange (43) is in sliding fit with the wall of the hole of the mounting section (212), and the limiting flange (43) abuts against the bottom face of the mounting section (212) under the action of the elastic piece (8).

7. The intelligent detection auxiliary mechanism for the insert-type products of the mold according to claim 6, wherein the elastic piece (8) comprises a pushing spring (81), the pushing spring (81) is arranged in the mounting section (212) and sleeved on the ejector rod (4), the outer end of the mounting hole (21) is further connected with a plug (22) in a screwed mode, one end of the pushing spring (81) abuts against the end face of the limiting convex edge (43), and the other end of the pushing spring abuts against the plug (22).

8. The intelligent detection auxiliary mechanism for the insert-type products of the mold according to claim 7, wherein the limiting convex edge (43) is provided with an annular positioning convex edge (44) towards the end face of the cavity (3) in the circumferential direction, the cross section of the positioning convex edge (44) is triangular, the outer circumferential surface of the positioning convex edge (44) is a positioning conical surface (441), a conical chamfer surface is arranged in the circumferential direction of an orifice communicated with the mounting section (212) by the positioning section (211), and the positioning conical surface (441) is attached to the chamfer surface under the action of the pushing spring (81).

9. The intelligent detection auxiliary mechanism for insert-type products of a mold according to any one of claims 2 to 5, wherein the pressing portion (11) is protruded in a truncated cone shape and has a flat pressing surface (111) facing the mounting hole (21), and the pressing portion (11) and the mounting hole (21) are coaxially arranged when the fixed mold (1) and the movable mold (2) are clamped.

10. The intelligent detection auxiliary mechanism for the insert type products of the die according to claim 7, wherein the limiting flange (43) is provided with an air passing hole (432) in an axial penetrating manner, two ends of the air passing hole (432) are respectively communicated with the positioning section (211) and the mounting section (212) of the mounting hole (21), and the plug (22) is provided with a through hole (221) for passing a circuit.

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