Engine belt pulley mold ejection mechanism

Abstract

The utility model discloses an engine belt pulley mold ejection mechanism, and particularly relates to the technical field of mold manufacturing, the engine belt pulley mold ejection mechanism comprises a base, the upper end face of the base is provided with a caulking groove, a top frame is embedded in the caulking groove, and one side of the lower end face of the top frame is fixedly connected with an upper fixed connecting seat; an upper movable connecting seat is slidably connected to the other side of the lower end face of the top frame, a lower fixed connecting seat is fixedly connected to the position, located below the upper fixed connecting seat, of the inner surface wall of the base, and a lower movable connecting seat is slidably connected to the position, located below the upper movable connecting seat, of the inner surface wall of the base. According to the utility model, the electric driving assembly is arranged, so that the driving mode of the ejection assembly is changed from manual driving to electric driving, manual operation is not needed during ejection, and the consistency of the force and speed of ejection each time is ensured; and the damage problems of scratching, deformation and the like of the product during ejection caused by unstable pressure and speed in the ejection process are avoided, and the product quality is not influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould manufacturing technical field, concretely relates to a engine pulley mould ejection mechanism. BACKGROUND

[0002] The pulley belongs to the hub part, and is mainly used for long-distance power transmission, such as the output of small diesel engine power, agricultural vehicles, tractors, automobiles, mine machinery, machining equipment and the like, after the engine pulley is cast, the pulley needs to be taken out from the mould, because a large amount of heat is generated during casting, it is difficult to dissipate in a short time, and the pulley is bonded with the mould for a long time, so that the pulley cannot be taken out, therefore, the ejection mechanism needs to be used to eject the model;

[0003] In the application number 202120992382.6, a kind of automobile engine pulley mould ejection mechanism is disclosed, "threaded rod is away from the nut one end and is fixedly installed with carousel through the mould base", carousel is fixedly installed with handle, "by the carousel and handle being set, it is favorable to rotate handle when driving, so that threaded rod obtains power, to drive the ejection block movement", the above-mentioned driving rotation handle realizes the ejection of product, but generally manually rotates handle, so that worker manually each time ejects, and manually operating is difficult to guarantee that the force and speed of each ejection are completely consistent, it is easy to cause the pressure and speed in the ejection process to be unstable, and the inconsistent ejection pressure and speed can greatly possibly cause product to appear scratch, deformation and other damage problems in the ejection process, to affect product quality, in addition, repetitive manual operation can easily cause worker fatigue, especially in the case of long time continuous production, worker can feel tired, affect work efficiency, and the accuracy of worker operation under fatigue state also declines, increase the risk of operation error. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of engine pulley mould ejection mechanism, to solve the above-mentioned deficiencies in technology.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a kind of engine pulley mould ejection mechanism, including base, the upper end surface of the base is provided with embedded groove, the inside of the embedded groove is embedded with top frame, the lower end surface one side of the top frame is fixedly connected with upper fixed connecting seat, and the lower end surface other side of top frame is slidably connected with upper movable connecting seat, the inner surface wall of the base and below upper fixed connecting seat is fixedly connected with lower fixed connecting seat, and the inner surface wall of the base and below upper movable connecting seat is slidably connected with lower movable connecting seat, the inside of the base is provided with two X type supports, the end of the X type support is respectively hinged with lower fixed connecting seat, lower movable connecting seat, upper fixed connecting seat and upper movable connecting seat, (the X type support is formed by the intersection of two inclined strip plates)

[0006] Preferably, reinforcing rods are hinged between the two X-shaped supports.

[0007] In particular, the reinforcing rods are used to connect the two X-shaped supports, thereby enhancing the stability during the ejection operation.

[0008] Preferably, the inside of the base is provided with an electric drive assembly, which comprises a connecting plate fixedly installed inside the recess of the inside wall of the base, a reversible motor installed on the side wall of the connecting plate, and a lead screw connected to the output end of the reversible motor.

[0009] Preferably, the end of the lead screw away from the reversible motor penetrates through a lower movable connecting seat, which is threadedly connected with the lead screw.

[0010] Through the above technical solution:

[0011] During the ejection, the reversible motor first drives the lead screw to rotate, at this time, the lower movable connecting seat threadedly cooperates with the lead screw, so that the lower movable connecting seat moves transversely to the middle, and at the same time, the angle of the intersection of the X-shaped supports changes, and the upper movable connecting seat connected with the X-shaped supports also moves transversely to the middle, and gradually moves the top frame upward out of the embedding groove, thereby realizing the ejection operation, (according to the reverse driving of the lead screw, the lower movable connecting seat and the upper movable connecting seat move outward, so that the top frame can be lowered to the original position after the ejection is completed), so that the manual driving ejection is changed to electric driving, ensuring that the force and speed of each ejection are completely consistent, avoiding the instability of pressure and speed during the ejection process, thereby avoiding the damage problems such as scratching and deformation of the product during the ejection, and not affecting the product quality.

[0012] Preferably, the base is provided with a filling structure, which comprises a through hole formed in the inner wall of the lower movable connecting seat, and an oil outlet pipe connected to one end of the surface wall of the lower movable connecting seat and located in the through hole.

[0013] Preferably, the oil inlet end of the oil outlet pipe is connected with a corrugated pipe, and the end of the corrugated pipe away from the oil outlet pipe is connected with a communication pipe.

[0014] Preferably, the oil inlet end of the communication pipe penetrates and extends to the outside of the base and is fixedly connected with an oil tank, and the open end of the oil tank is inserted with a plug.

[0015] Preferably, a sponge strip is embedded in the inside of the oil outlet pipe.

[0016] Through the above technical solution:

[0017] In use, first, the plug is pulled out, lubricating oil is injected into the oil tank, the lubricating oil enters the through hole of the lower movable connecting seat through the communication pipe, the corrugated pipe and the oil outlet pipe, and finally drops on the lead screw, so that the lubricating oil can be quickly added to the connection between the lead screw and the lower movable connecting seat, so that the connection between the lead screw and the lower movable connecting seat is regularly lubricated, the smoothness during ejection operation is ensured, the possibility of failure is reduced, the noise generated during ejection driving can also be reduced, (the sponge strip can control the oil outlet amount of the lubricating oil, avoid the situation that turbulence occurs due to too large oil outlet amount, and the interval between the communication pipe and the oil outlet pipe can be changed by deformation of the corrugated pipe, without affecting the transverse movement of the lower movable connecting seat).

[0018] In the above technical solution, the technical effects and advantages of the utility model are provided:

[0019] 1. By setting the electric drive assembly, the driving mode of the ejection assembly is changed from manual driving to electric driving, so that manual operation is not required during ejection, ensuring the consistency of the force and speed of each ejection, avoiding the instability of pressure and speed during ejection process, and preventing the product from being scratched or deformed during ejection, without affecting the product quality, in addition, avoiding the phenomenon that workers feel tired due to repetitive manual operation in the case of long-time continuous production, without affecting the work efficiency, preventing the accuracy of operation from being reduced due to tired operation, reducing the error probability caused by human factors, and being beneficial to improve the product quality.

[0020] 2. By setting the filling structure, the ejection assembly has the function of lubricating oil filling, the lubricating oil can be quickly added to the connection between the lead screw and the lower movable connecting seat, so that the connection between the lead screw and the lower movable connecting seat is regularly lubricated, the friction between the lead screw and the lower movable connecting seat is effectively reduced, the wear rate is reduced, the service life of the electric drive assembly is prolonged, in addition, the good lubrication between the lead screw and the lower movable connecting seat can reduce energy loss, the work between the lead screw and the lower movable connecting seat is more stable, the smoothness during ejection operation is ensured, the possibility of failure is reduced, and the noise generated during ejection driving can also be reduced. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments or prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the utility model, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0022] Figure 1 It is a sectional view of the base of the utility model;

[0023] Figure 2 It is the whole structure schematic view of the utility model;

[0024] Figure 3 It is the ejection assembly schematic view of the utility model;

[0025] Figure 4 It is the lower movable connecting seat and filling structure connection schematic view of the utility model.

[0026] Mark explanation:

[0027] 1, base; 2, embedded groove; 3, top frame; 4, lower fixed connecting seat; 5, lower movable connecting seat; 6, upper fixed connecting seat; 7, upper movable connecting seat; 8, X-shaped support; 9, reinforcing rod; 10, electric drive assembly; 101, connecting plate; 102, forward and reverse motor; 103, screw rod; 11, filling structure; 111, oil outlet pipe; 112, through hole; 113, corrugated pipe; 114, communication pipe; 115, oil tank; 116, sponge strip. Specific implementation

[0028] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, the utility model will be further introduced in detail below with the drawings.

[0029] The utility model provides a kind of engine pulley mould ejection mechanism as Figure 1 And Figure 2 As shown in a kind of engine pulley mould ejection mechanism, comprising:

[0030] Base 1, the upper end surface of base 1 is provided with embedded groove 2, embedded groove 2 is embedded with top frame 3 in the inside, one side of the lower end surface of top frame 3 is fixedly connected with upper fixed connecting seat 6, and the other side of the lower end surface of top frame 3 is slidably connected with upper movable connecting seat 7, the inner surface wall of base 1 and below upper fixed connecting seat 6 are fixedly connected with lower fixed connecting seat 4, and the inner surface wall of base 1 and below upper movable connecting seat 7 are slidably connected with lower movable connecting seat 5, two X-shaped supports 8 are symmetrically arranged in the inside of base 1, the ends of X-shaped support 8 are respectively hinged with lower fixed connecting seat 4, lower movable connecting seat 5, upper fixed connecting seat 6 and upper movable connecting seat 7, (X-shaped support 8 is formed by two oblique strip plates cross hinged)

[0031] Further, as shown in Figure 3 Two X-shaped supports 8 are hinged with reinforcing rod 9.

[0032] Specifically, reinforcing rod 9 is used for the connection of two X-shaped supports 8, and the stability during ejection operation is enhanced.

[0033] The utility model provides a kind of engine pulley mould ejection mechanism as Figure 3As shown in an engine pulley mold ejection mechanism, the inside of base 1 is provided with an electric drive assembly 10, the electric drive assembly 10 includes a connecting plate 101 fixedly installed in the inside wall of base 1 and provided with a recess, the side wall of connecting plate 101 is provided with a reversible motor 102, and the output end of reversible motor 102 is connected with a lead screw 103.

[0034] The end of lead screw 103 away from reversible motor 102 penetrates through lower movable connecting seat 5, and lower movable connecting seat 5 is threadedly connected with lead screw 103.

[0035] Through the above technical scheme:

[0036] When ejecting, first, reversible motor 102 drives lead screw 103 to rotate, at this time, lower movable connecting seat 5 is threadedly connected with lead screw 103, so that lower movable connecting seat 5 moves transversely to the middle, and at the same time, the angle of the intersection of X-shaped support 8 changes, and upper movable connecting seat 7 connected through X-shaped support 8 also moves transversely to the middle, and with the movement, top frame 3 is gradually moved upward and out of embedding groove 2, so that the ejection operation can be realized, (according to the reverse driving of lead screw 103, lower movable connecting seat 5 and upper movable connecting seat 7 move outward, and top frame 3 can be lowered to restore to the original position after ejection is completed), so that manual driving ejection is changed into electric driving, the consistency of the force and speed of each ejection is ensured, the problems of scratching and deformation of products during ejection caused by unstable pressure and speed are avoided, and the product quality is not affected.

[0037] The utility model provides a kind of engine pulley mold ejection mechanism as shown in Figure 3 And Figure 4 As shown in an engine pulley mold ejection mechanism, base 1 is provided with an injection structure 11, the injection structure 11 includes a through hole 112 provided in the inner wall of lower movable connecting seat 5, and the oil outlet pipe 111 is connected to one end of the through hole 112 on the surface wall of lower movable connecting seat 5.

[0038] The oil inlet end of oil outlet pipe 111 is connected with corrugated pipe 113, and the end of corrugated pipe 113 away from oil outlet pipe 111 is connected with communication pipe 114.

[0039] The oil inlet end of communication pipe 114 penetrates and extends to the outside of base 1 and is fixedly connected with oil tank 115, and the open end of oil tank 115 is inserted with plug.

[0040] The inside of oil outlet pipe 111 is embedded with sponge strip 116.

[0041] Through the above technical scheme:

[0042] In use, first, the plug is pulled out, the lubricating oil is injected into the oil tank 115, the lubricating oil enters the through hole 112 of the lower movable connecting seat 5 through the communication pipe 114, the corrugated pipe 113 and the oil outlet pipe 111, and finally drops on the lead screw 103, so that the lubricating oil can be quickly added to the connecting part between the lead screw 103 and the lower movable connecting seat 5, so that the connecting part between the lead screw 103 and the lower movable connecting seat 5 can be regularly lubricated, the smoothness during ejection operation is ensured, the possibility of failure is reduced, the noise generated during ejection driving can also be reduced, the sponge strip 116 can control the oil outlet amount of the lubricating oil, the turbulent flow caused by too large oil outlet amount is avoided, and the distance between the communication pipe 114 and the oil outlet pipe 111 can be changed by the deformation of the corrugated pipe 113, so that the transverse movement of the lower movable connecting seat 5 is not affected.

[0043] The above only describes some exemplary embodiments of the utility model by way of illustration, without doubt, for ordinary skilled in the art, under the condition that the spirit and scope of the utility model are not deviated, the described embodiments can be modified in various different ways. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection of the utility model claims.

Claims

1. An engine pulley mold ejection mechanism, characterized in that: include: A base (1), wherein an embedding groove (2) is provided on the upper end surface of the base (1), a top frame (3) is embedded in the embedding groove (2), one side of the lower end surface of the top frame (3) is fixedly connected to an upper fixed connection seat (6), and the other side of the lower end surface of the top frame (3) is slidably connected to an upper movable connection seat (7), an inner surface wall of the base (1) is fixedly connected to a lower fixed connection seat (4) below the upper fixed connection seat (6), and an inner surface wall of the base (1) is slidably connected to a lower movable connection seat (5) below the upper movable connection seat (7), two X-shaped brackets (8) are symmetrically provided inside the base (1), and the ends of the X-shaped brackets (8) are hinged to the lower fixed connection seat (4), the lower movable connection seat (5), the upper fixed connection seat (6) and the upper movable connection seat (7) respectively; An electric drive assembly (10) is provided inside the base (1), and the electric drive assembly (10) comprises a connecting plate (101) fixedly mounted inside a groove provided on the inner side wall of the base (1); a forward and reverse motor (102) is mounted on the side wall of the connecting plate (101); and a screw rod (103) is connected to the output end of the forward and reverse motor (102).

2. The engine pulley mold ejection mechanism according to claim 1, characterized in that: One end of the screw rod (103) away from the forward and reverse motor (102) passes through the lower movable connection seat (5), and the lower movable connection seat (5) is threadedly connected to the screw rod (103).

3. The engine pulley mold ejection mechanism according to claim 1, characterized in that: A reinforcement rod (9) is hinged between the two X-shaped brackets (8).

4. The engine pulley mold ejection mechanism according to claim 1, characterized in that: The base (1) is provided with a filling structure (11), the filling structure (11) comprising a through hole (112) opened on the inner wall of the lower movable connecting seat (5), and the surface wall of the lower movable connecting seat (5) and one end located at the through hole (112) are connected to the oil outlet pipe (111).

5. The engine pulley mold ejection mechanism according to claim 4, characterized in that: The oil inlet end of the oil outlet pipe (111) is connected to a bellows (113), and one end of the bellows (113) away from the oil outlet pipe (111) is connected to a connecting pipe (114).

6. The engine pulley mold ejection mechanism according to claim 5, characterized in that: The oil inlet end of the connecting pipe (114) passes through and extends to the outside of the base (1) and is fixedly connected to an oil hopper (115), and a plug is inserted into the open end of the oil hopper (115).

7. The engine pulley mold ejection mechanism according to claim 6, characterized in that: A sponge strip (116) is embedded in the oil outlet pipe (111).

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