CN215943584U - Automatic demoulding mould of plate joint - Google Patents

Abstract

The utility model discloses an automatic demoulding mould of a plate joint, which mainly comprises a fixed mould, a middle sleeve, a movable mould, an ejection matching device and a reduction gear, wherein the fixed mould is provided with a material feeding hole; a threaded rod in the reduction gear sleeve is driven by a gear to be separated from the movable die, and an internal thread of an inner hexagon nut corresponding to the threaded rod is separated and is not connected; the ejection matching device utilizes the thrust given by the machine tool to enable the plate connector push rod to touch the cross section of the hexagon nut of the plate connector, so that free falling is realized; in conclusion, the die is simple in structure, high in automation degree and compact in overall layout, reduces the labor intensity of workers, improves the production efficiency of enterprises, and improves the working condition of the workers to achieve the win-win situation between the enterprises and the workers.

Description

Automatic demoulding mould of plate joint

Technical Field

The utility model belongs to the technical field of automatic demoulding of a joint for a filter press filter plate in the solid-liquid separation industry, and relates to automatic demoulding of an injection mould for the joint for the plate.

Background

The filter press plate is used for discharging filtrate at two sides of the filter plate by using a joint, wherein the joint is used for connecting external threads with internal threads of the filter plate and connecting internal threads of a hexagon bolt with a water nozzle or a hose so as to discharge liquid filtered by the filter press; in general, a plate joint is formed by making a model by a manual die and then turning threads by a machine tool, so that the production efficiency is low, the productivity cannot be met, and the improvement of the productivity is restricted.

The joint for the board is used with a large amount, the old production method not only has a plurality of processing procedures but also has a plurality of procedures to cause lower qualification rate of products, especially in hot summer, the manual taking of the workpiece causes more labor conditions of workers to be hard, and the machine tool rotating at a high speed is also a threshold in terms of danger.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the production condition of the existing plate connector, solve the corresponding technical problems and provide an automatic demolding mold for the plate connector.

The technical scheme adopted by the utility model for solving the technical problems is as follows: an automatic demoulding mould of a plate joint mainly comprises a fixed mould, a middle sleeve, a movable mould, an ejection matching device and a reduction gear sleeve, and is characterized in that materials are injected and molded in a cavity, the middle sleeve moves towards the direction of the fixed mould, and the plate joint is completely exposed by external threads of the joint; the threaded rod in the reduction gear sleeve is driven by the gear to separate from the movable die, and the internal thread of the hexagon socket screw corresponding to the threaded rod is separated and is not connected any more; the ejector plate acts and runs towards the direction of the movable die, the plate touches the cross section of the hexagon nut of the joint for the plate through the joint push rod, and thrust is given to the nut surface, so that the joint is automatically separated.

Furthermore, the automatic demoulding mould of the plate joint is formed by sleeving and combining a fixed mould, a middle sleeve, a movable mould, an ejection matching device and a reduction gear, wherein the fixed mould is simple in structure, one surface of the center of one mould steel plate is provided with a material feeding hole, the other surface of the center of the mould steel plate is additionally provided with a stepped cone, and the fixed mould and the stepped cone are concentric to enable materials to be gathered into a whole; the middle sleeve consists of a front baffle, a motor fixing plate, a rear baffle, a motor, a power gear, a transmission gear and a slide rail, wherein the motor and the power gear are both distributed on the motor fixing plate; the die sleeve is matched with the through hole for use, so that the die sleeves with different threads can be conveniently exchanged, the threads are machined in the cylindrical sleeve to be used as a model of the external thread end of the plate joint, the step of machining the threads by a machine tool is omitted, and the labor force is improved; the sliding rail, the front baffle, the motor fixing plate and the rear baffle are fixedly connected together through bolts, the middle motor is started, the power gear drives the transmission gear to rotate clockwise, the transmission gear is divided into two rows, one row is vertically arranged by five gears, one row is vertically arranged by four gears, the two rows of gears are meshed with each other in a staggered manner, the power gear is firstly meshed with a first gear of the five gear rows, a first gear of the five gears drives a second gear below the power gear, the second gear is meshed with a gear occupying the first gear of the four gear rows, the first gear of the four gears is meshed with a third gear of the five gears in a staggered manner, the third gear of the five gears is meshed with a second gear of the four gear rows, the second gear of the four gear rows is meshed with a fourth gear of the five gear rows, and the fourth gear of the five gear rows is meshed with a third gear of the four gears (the third gear of each gear row) in a reverse manner The first, the second, the third, the fourth and the fifth take the approach power gear as the reference, the nearest approach power gear is the first, and the others are arranged in sequence to form the second, the third, the fourth and the fifth), and by parity of reasoning, the meshing operation of the gears is gradually completed; one row of the five gears is completely a transmission gear, and the transmission gear is meshed with the other four gears in a staggered manner, so that nine gears act together under the driving of the prime power gear; the four vertically arranged transmission gears are respectively connected with the shaft centers of the embedded cylindrical die sleeves of the rear baffle, and the transmission gears are equal to one die set and are used for producing four plate joints at the same time, so that materials and space are utilized to the maximum extent, the production quantity of the plate joints is increased, and the production efficiency is improved; the motor of the middle sleeve starts the gear to rotate and simultaneously enables the whole middle sleeve to move towards the direction of the fixed die, and the moving middle sleeve enables the plate to be completely exposed out of the external thread of the joint without being restricted by the cylindrical sleeve in the rear baffle, so that conditions are created for automatic demoulding of the joint; the thickness of the rear baffle and the thickness of the cylindrical die sleeve are designed according to the length of the external thread of the plate joint, the length of the sliding rail is related to the opening and closing distance between the middle sleeve and the movable die, the larger the distance between the middle sleeve and the movable die, the longer the length of the sliding rail is, and the shorter the length of the sliding rail is, otherwise, the sliding rail is; the opening and closing distance of the middle sleeve and the movable mold is related to the length of the plate joint, and the longer the plate joint is, the larger the opening and closing distance is needed.

Furthermore, the automatic demoulding mould of the plate joint is characterized in that a movable mould is formed by combining a comb-shaped material channel, a plate joint cavity, a slide rail supporting sleeve, an outer wall plate and a mould steel plate, wherein the plate joint cavity is arranged in the mould steel plate, four parts are vertically arranged in a row and correspond to an embedded cylindrical mould sleeve of a middle sleeve, the middle sleeve and the movable mould are closed, and the two parts act together to form a complete plate joint model (the cylindrical mould sleeve is used for injection moulding of an external thread part of the plate joint, and the cavity is used for injection moulding of a hexagon nut part); the comb-shaped material channel is divided into four comb teeth, each comb tooth corresponds to a plate joint cavity, the material flows through the comb teeth and then enters the side surface of the cavity from a comb tooth bottom hole, and injection molding is carried out in the cavity; the outer wall plate is connected with the die steel plate, and the sliding rail support sleeve is arranged on the side surfaces of the outer wall plate and the die steel plate to limit the sliding rail from being pulled out infinitely and provide a supporting function for the sliding rail; the steel plate of the die at the inner side of the cavity is provided with small holes, each cavity is provided with two small holes which are symmetrically arranged by taking the central axis as a reference, and the positions of the small holes are just on the cross section of the formed hexagonal nut, so that a foundation is laid for the joint for the automatic ejection plate.

Furthermore, the plate is connected with the automatic demoulding mould of the joint, a rear baffle B sleeved with a reduction gear is connected with an outer wall plate through a bolt to form a closed whole, the motor, the power gear, the transmission gear and the threaded rod are all designed on the gear supporting plate, the front baffle B fixes the gear, and the rear baffle B is connected with a machine tool part; the motor in the reduction gear set is started, the power gear runs anticlockwise to drive the reduction gear to run, the reduction gear drives the first gear of the four pinions which are arranged in a row and are close to the reduction gear to run, the first running gear drives the first gear which is staggered with the first running gear and is close to the reduction gear at the position of three in another row to run, the first gear which is arranged into three gears drives the second gear which is arranged into four rows to run, then the second gear with four gears in a row drives the second gear with three gears in a row to run (the first, the second, the third and the fourth of each gear row take the reduction gear as the reference, the nearest gear close to the reduction gear is the first, and the other gears are arranged in sequence to form the second and the third), by analogy, nine gears in the reduction gear set sequentially realize operation one by means of the motive power gears; the four gears are arranged in a vertical row, the three gears are arranged in another row, the four gear shafts are coaxial with the threaded rod, and the four gears run anticlockwise, so that threads of the threaded rod and inner threads of a plate formed in the cavity by using a connector hexagon nut are not screwed together but are in a separated state, the internal threads of the connector are damaged when the ejector rod ejects the connector, and finally the connector is not tightly connected or the sealing performance is poor when the connector is externally connected; in the reduction gear set, the gear driven by the motor is a power gear, and the rest are transmission gears.

Furthermore, the automatic demolding mold for the plate joint comprises an ejection straight push plate, a push plate, guide pillars, a plate joint push rod and a force transmission push rod, wherein the guide pillars are designed at four corners of the push plate, so that the push plate can do linear motion repeatedly along the guide pillars, the push plate is provided with four holes, the four holes are in a row and correspond to the positions of the plate joint cavity mold, and a threaded rod on a gear support plate in the reduction gear sleeve is made to penetrate through the four holes; the force transmission push rods are fixed on the push plate and are symmetrically distributed at two ends of the center of the push plate, the thrust given to the push plate by the machine tool is transmitted to the ejection straight push plate through the force transmission push rods, the push plate moves towards the movable mould, the force transmission push rods push the ejection straight push plate to enable the plate joint push rods to touch the cross section of the plate joint hexagon nuts formed in the cavities, and the formed plate joints are pushed out from the inner parts of the plate joint cavities under the condition of no constraint, so that the plate joint can freely fall off and automatically fall off.

The automatic demolding mold for the plate joint, provided by the utility model, has the advantages of simple structure, high automation degree, compact overall layout, material saving and the like, the labor intensity of workers is reduced, the labor procedures are reduced, the production efficiency of enterprises is improved, and the economic benefit of the enterprises is improved.

Drawings

Fig. 1 is a schematic view showing the assembly of a sleeve gear in an automatic demolding mold for a plate joint according to the present invention.

FIG. 2 is a schematic view showing the assembly of a movable mold of an automatic demolding mold for a plate joint according to the present invention.

Fig. 3 is a schematic view of the automatic demolding die reduction gear sleeving of the plate joint of the present invention.

Fig. 4 is a schematic diagram of an automatic demolding mold ejection matching device of the connector for the plates.

FIG. 5 is a schematic view of an automatic release mold forming plate joint of a plate joint of the present invention.

Fig. 6 is a schematic view of an automatic demolding mold assembly of a joint for a board of the present invention.

Reference numerals: 1-fixed die, 2-middle sleeve, 3-movable die, 4-ejection matching device, 5-reduction gear set, 6-material feeding hole, 7-joint for forming plate, 20-motor fixing plate, 21-power gear, 22-motor, 23-transmission gear, 24-rear baffle, 25-slide rail, 26-guide post hole, 27-material transmission hole, 28-front baffle, 30-comb type material channel, 31-plate joint cavity, 32-slide rail supporting sleeve, 33-outer wall plate, 34-joint die embedding plate, 40-ejection straight push plate, 41-plate joint push rod, 42-guide post, 43-push plate, 44-force transmission push rod, 45-threaded rod penetrating hole, 51-gear supporting plate, 52-reduction gear, 53-threaded rod, 54-rear baffle B, 55-front baffle B, 70-hexagon nut internal thread, 71-plate joint external thread end.

Detailed Description

The technical solution of the embodiment of the present invention will be described below with reference to the accompanying drawings of an embodiment of an automatic demolding mold for a plate joint according to the present invention, and the described embodiment is only a part of the preferred embodiments of the present invention, but not all embodiments. All other embodiments, which are not inventive, made by the person skilled in the art on the basis of the embodiments of the present invention belong to the scope of protection of the present invention.

Example 1

An automatic demoulding mould of a plate connector comprises a fixed mould 1, a middle sleeve 2, a movable mould 3, an ejection matching device 4 and a reduction gear sleeve 5, wherein the fixed mould is provided with a material feeding hole 6 and is connected with a feeding system of a machine tool, and the other surface of the fixed mould 1 is provided with a stepped cone to enable materials to be gathered together; the machine tool is started, the fixed die 1, the middle sleeve 2 and the movable die 3 are closed, the ejection matching device 4 and the reduction gear sleeve 5 return to the specified positions, the materials reach the comb-shaped material channel 30 of the movable die 3 through the material transmission holes 26 of the middle sleeve 2, the materials slowly flow into the die cavities 31 of the plate joints along with the comb teeth, and the pressure is maintained for a few minutes, so that the materials are cooled and formed in the die cavities; the motor 22 of the middle sleeve 2 is started, the power gear 21 runs to drive the transmission gear 23 to act together, the rotating gear enables the middle sleeve 2 to move towards the fixed die 1, the external thread part of the formed plate joint is separated from the thread of the stepped cylindrical die sleeve of the middle sleeve 2, the two parts are not screwed together, and a free falling body of the plate joint is laid; under the condition of not touching the fixed die 1, the length of the slide rail is related to the moving distance of the middle sleeve 2, and the larger the moving distance of the middle sleeve 2 is, the longer the length of the slide rail 24 is; the guide post hole 25 is positioned at the triangle of the rear baffle, the front baffle is matched and fixed with the rear baffle through a triangular guide post and a gear shaft, four transmission gear axes in a row of an external thread cylindrical mold sleeve embedded in the rear baffle and the front baffle are all on the same straight line, the external thread mold sleeve is matched with the cylindrical external thread of the plate joint, the threaded rod 53 passes through the push plate 43, the ejection straight push plate 40, the joint mold of the movable mold 3 is embedded into the plate 34 and the plate joint cavity 31 to reach the external thread mold of the middle sleeve, the tail end of the threaded rod is a stepped cylinder, the shape of the threaded rod is just matched with the internal structure of the forming plate joint 7, the tail end of the stepped cylinder is a smooth cylinder, the length of the stepped cylinder is slightly longer than that of the plate joint external thread end 71, the tail end of the stepped cylinder is smooth and thin, the cylinder close to the tail end is thick, the surface of the cylinder is provided with a thread, and the length of the thread is slightly longer than that of the plate joint hexagon nut internal thread 70, the external screw thread of cylinder just in time matches for the board connect hexagon nut internal thread 70, makes fashioned board no longer need the turning screw thread with connecting 7, saves the labour, improves labor efficiency.

A rear baffle B54 in the reduction gear sleeve 5 is connected with the movable mould outer wall plate 33 through bolts, so that the movable mould 3 and the reduction gear sleeve 5 form a closed whole, a front baffle B55 fixes a gear, and the rear baffle B is connected with a machine tool part; the ejection matching device 4 is designed in the ejection matching device, so that the space is reasonably utilized, the overall design structure is compact, and the field consumption is reduced; the motor fixing plate is arranged at the upper part of the side of the rear baffle B54, an electric signal is given to start the motor 22, the power gear 21 drives the reduction gear 52 to rotate anticlockwise, the transmission gear 23 rotates when the reduction gear 52 rotates slowly, the rotated transmission gear 23 drives the threaded rod 53 to move in the direction opposite to the moving die 3, the threaded rod 53 and the thread of the hexagon nut are not screwed together any more and are separated from each other, and preparation is made for ejecting the plate for cooling molding in the cavity in the next step by using the joint 7; the machine tool provides a thrust force to the push plate 43, the push plate moves towards the movable mould along the guide post 42, the moving push plate transmits a force to the ejection straight push plate 40 by virtue of the force transmission push rod, the ejection straight push plate 40 moves towards the movable mould 3, the plate connector push rod 41 is driven to touch the cross section of the plate connector hexagon nut formed in the movable mould, the plate connector is forced to be separated from the cavity, free falling is realized, manual operation is not needed, and the labor intensity of workers is reduced.

Claims (4)

1. An automatic demoulding mould of a plate connector is formed by sleeving and combining a fixed mould, a middle sleeve, a movable mould, an ejection matching device and a reduction gear, and is characterized in that a material feeding hole is formed in the fixed mould and is connected with a feeding system of a machine tool, and a step-shaped cone is designed on the other surface of the fixed mould; the middle sleeve is positioned between the fixed die and the movable die, the motor of the middle sleeve is started, the power gear operates to drive the transmission gear to act together, the rotating gear enables the middle sleeve to move towards the fixed die, the external thread part of the forming plate joint is separated from the thread of the stepped cylindrical die sleeve of the middle sleeve, and the middle sleeve and the fixed die are not meshed any more; a rear baffle B in the speed reducing gear sleeve is connected with an outer wall plate of the movable mould through a bolt, the movable mould and the speed reducing gear sleeve form a closed whole, the front baffle B fixes a gear, and the rear baffle B is connected with a machine tool part; the ejection matching device is designed in a closed whole formed by sleeving the movable die and the reduction gear; an electric signal is given to start a motor in the reduction gear sleeve, the power gear drives the reduction gear to rotate anticlockwise, the transmission gear rotates slowly while the reduction gear drives the threaded rod to move in the opposite direction of the movable die, and the threaded rod is not meshed with the threads of the hexagon nut; the machine tool provides a thrust force for a push plate in the ejection matching device, the push plate moves towards the movable mould along the guide pillar, the moving push plate transmits force to the ejection straight push plate by virtue of the force transmission push rod, the ejection straight push plate moves towards the movable mould, the plate is driven to touch the cross section of a plate joint hexagon nut formed in the movable mould by virtue of the joint push rod, and the plate joint is forced to be separated from the cavity.

2. The automatic demolding die for the plate joint according to claim 1, wherein the middle sleeve is composed of a front baffle, a motor fixing plate, a rear baffle, a motor, a power gear, a transmission gear and a sliding rail, the motor and the power gear are distributed on the motor fixing plate, the front baffle is matched with a gear shaft to fix the gear, four cylindrical die sleeves are embedded in the rear baffle, the embedded cylindrical die sleeves are aligned with the axes of four rows of gears in the transmission gear on the same straight line, the die sleeves are respectively connected with the axes of the gears, and the gears move to drive the middle sleeve to move towards the fixed die.

3. The automatic demolding mold for the plate joint according to claim 1, wherein the movable mold is composed of a comb-shaped material passage, a plate joint cavity, a slide rail supporting sleeve, an outer wall plate and a mold steel plate, the plate joint cavity is installed in the mold steel plate, and four of the plate joint cavity are vertically arranged in a row and correspond to the cylindrical mold sleeve of the middle sleeve; the comb-shaped material channel is divided into four comb teeth, each comb tooth corresponds to a corresponding plate joint cavity, the material flows through the comb teeth and then enters the side surface of the cavity from the bottom hole of the comb tooth, and injection molding is carried out in the cavity; the steel plate of the die at the inner side of the die cavity is provided with small holes, each die cavity is provided with two small holes which are symmetrically arranged by taking the central axis as a reference, and the positions of the small holes are just on the cross section of the formed hexagonal nut.

4. The automatic demolding die for the plate joint according to claim 1, wherein the reduction gear set is formed by combining an electric motor, a power gear, a transmission gear, a threaded rod, a gear supporting plate, a front baffle B and a rear baffle B, the electric motor, the power gear, the transmission gear and the threaded rod are all designed on the gear supporting plate, the front baffle B fixes the gear, and the rear baffle B is connected with a machine tool part; the motor in the reduction gear set is started, the power gear drives the transmission gear to operate, and the thread of the threaded rod is not screwed with the inner thread of the joint hexagon nut for the plate formed in the cavity.

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