CN116619477A - A microhole punching equipment for injection molded parts - Google Patents

Abstract

The invention discloses a microhole punching equipment for injection molded parts, which relates to the field of automation equipment and includes a frame on which a workbench is fixedly installed; a double-station feeding mechanism, a reciprocating moving The loading mechanism and the punching mechanism; the double-station feeding mechanism includes a substrate, a vacuum suction receiving plate and a biaxial pushing mechanism. Installed on the workbench, the biaxial pushing mechanism drives the injection molded parts to be pushed horizontally on the substrate; the punching mechanism includes punching jigs, punching cylinders, punches and clamping mechanisms, and the punching jigs and punching cylinders are both Fixedly installed on the workbench, the punching jig is formed with a punching position, and the punching cylinder drives the clearance of the punch to match the insertion of the punching position; the reciprocating transfer mechanism drives the injection molded product to the punching jig for clamping The mechanism drives the side of the injection molded product to be clamped on the outside of the punching jig for positioning.

Description

A microhole punching equipment for injection molded parts

technical field

The invention relates to the field of automation equipment, in particular to a microhole punching equipment for injection molded parts.

Background technique

With the development of industrial modernization, more and more products are produced using automated production equipment. Using molds to process products is automated equipment, an indispensable mechanism in the production line, which can realize high-efficiency processing of semi-finished products or finished products.

In the production process of injection molded parts, one-mold double-cavity or one-mold multi-cavity injection molds are generally used. Two or more injection molded products can be obtained at one time. For mobile phone cases, etc., micro holes need to be opened on the side. For injection molded parts, the semi-finished product is generally punched after the mold is opened.

There are many types of existing punching dies, which can realize product processing with different needs. There are various punching mechanisms in the existing industry, but their designs are not clever enough, and none of them can break through the traditional structural design. The defect of being huge and taking up a large space causes waste of space resources and leads to high overall cost; in addition, the position accuracy cannot be guaranteed during the punching operation, the life of the punching die is very short, and the quality of the processed product cannot be guaranteed; at present Usually, in order to ensure the accuracy, many unnecessary parts are added to the punching die, which has a great impact on production efficiency.

At present, the products are generally taken out manually after the injection mold is opened, and then the products are put into the punching mold one by one for micro-hole processing. The degree of automation is low, and there is no matching production line on the market, resulting in production efficiency. Difficult to improve further.

Contents of the invention

In order to overcome the above-mentioned disadvantages, the present invention provides a technical solution capable of solving the above-mentioned problems.

A microhole punching equipment for injection molded parts, comprising a frame on which a workbench is fixedly installed;

Double-station feeding mechanism, reciprocating transfer mechanism and punching mechanism are fixedly installed on the workbench;

The double-station feeding mechanism includes a substrate, a vacuum suction tray and a biaxial push mechanism. The substrate is fixedly installed on the workbench. There are two vacuum suction trays. Injection molded products are placed on the receiving plate, and the biaxial pushing mechanism is fixedly installed on the workbench, and the biaxial pushing mechanism drives the injection molded products to push flatly on the substrate;

The punching mechanism includes a punching fixture, a punching cylinder, a punch and a clamping mechanism. Both the punching fixture and the punching cylinder are fixedly installed on the workbench. The punching fixture is formed with a punching position, and the punching cylinder Drive the clearance of the punch to match the setting of the punching position;

The reciprocating transfer mechanism drives the injection molded product to be transported into the punching jig, and the clamping mechanism drives the side of the injection molded product to be clamped on the outside of the punching jig for positioning.

As a further solution of the present invention: a nozzle mechanism is fixedly installed on the workbench, the nozzle mechanism is arranged on the front side of the base plate, the biaxial pushing mechanism drives the injection molded product to be positioned on the substrate, and the nozzle mechanism cuts off the outer side of the injection molded product The nozzle waste, the reciprocating transfer mechanism drives the injection molded product after the nozzle is removed to the punching jig.

As a further solution of the present invention: a nozzle waste collection channel is fixedly installed in the frame, the upper end of the nozzle waste collection channel is set through the workbench, the nozzle waste collection channel is located at the lower side of the nozzle mechanism, and the lower end of the nozzle waste collection channel leads out Rack settings.

As a further solution of the present invention: a baffle is fixedly installed on the front edge of the base plate, a positioning edge is fixedly installed on the left end of the upper side of the base plate, and the biaxial pushing mechanism drives the injection molded product to be pressed tightly between the baffle plate and the positioning edge for positioning.

As a further solution of the present invention: a discharge mechanism is also fixedly installed on the workbench, the discharge mechanism comprises a 45° cylinder support, a discharge cylinder and a right-angle discharge frame, the 45° cylinder support is fixedly installed on the workbench, and the discharge cylinder It is fixedly installed on the 45° cylinder bracket, and the telescopic rod of the unloading cylinder drives the right-angle unloading frame to approach or move away from the punching jig.

As a further solution of the present invention: two first lifting cylinders are fixedly installed in the frame, and the first lifting cylinders drive the vacuum suction receiving plate to move up and down correspondingly one by one.

As a further solution of the present invention: the reciprocating transfer mechanism includes an X-axis conveying mechanism, a second lifting cylinder, a transport frame and several suction cups, the X-axis conveying mechanism is fixedly installed on the workbench, and the X-axis conveying mechanism is located at the double-station loading Behind the mechanism and the punching mechanism, the X-axis conveying mechanism drives the second lifting cylinder to move left and right, and the second lifting cylinder drives the transport frame to move up and down. Several suction cups are fixedly installed on the transport frame. above.

As a further solution of the present invention: two transport racks are provided, and the two transport racks are symmetrically arranged to each other, and the distance between the substrate and the punching jig is set to be the same as the distance between the two transport racks.

As a further solution of the present invention: a punching waste collection channel is fixedly installed in the frame, the upper end of the punching waste collection channel is set through the workbench, a waste collection groove is formed in the punching position, and the punching waste collection channel is connected with the waste collection channel. The grooves communicate with each other, and the lower end of the punching waste collection channel is set out from the frame.

As a further solution of the present invention: a protective cover is fixedly installed on the workbench, and the protective cover covers the front end of the punching mechanism.

Compared with prior art, the beneficial effect of the present invention is:

1. It is suitable for injection molds with one mold and two cavities. When the injection mold is opened, two injection molded products can be obtained. The two injection molded products are transported to the substrate at the same time through the mechanical arm, and the suction is carried out by two vacuum suction plates. , and then use the biaxial push mechanism to push the injection molded products, so that the injection molded products are pushed to the left side of the substrate one by one, and the injection molded products are driven by the reciprocating transfer mechanism to be transported to the punching jig to realize automatic delivery of the injection molded products;

2. Use the clamping mechanism on the outside of the punching fixture to clamp the injection molded product, and then drive the punch to move to the punching position through the punching cylinder, and then punch the microporous structure on the outer edge of the injection molded product to realize the semi-finished product. automatic processing;

3. After the processing is completed, the injection molded parts are taken out from the punching jig through the reciprocating transfer mechanism for discharging;

The invention does not need to use additional punching molds, occupies less space, has a long service life, and can install two injection molded products at the same time, is suitable for injection molds with one mold and two cavities, and realizes automatic transfer of injection molded products through a reciprocating transfer mechanism transportation, so that its production efficiency can be effectively improved.

Additional aspects and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained according to these drawings without any creative effort.

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the structural representation behind the hidden frame of the present invention;

Fig. 3 is a structural schematic diagram of a double-station feeding mechanism;

Fig. 4 is a structural schematic diagram of a reciprocating transfer mechanism;

Fig. 5 is the structural representation of punching mechanism and unloading mechanism;

FIG. 6 is a schematic diagram of the enlarged structure at A in FIG. 5 .

As shown in the figure: 1. Rack; 2. Workbench; 3. Double-station feeding mechanism; 31. Base plate; 32. Vacuum suction receiving plate; 33. Biaxial pushing mechanism; 4. Reciprocating transfer mechanism; 41 , X-axis conveying mechanism; 42, the second lifting cylinder; 43, transport frame; 44, suction cup; 5, punching mechanism; 51, punching jig; 52, punching cylinder; 53, punch; 54, clamping Mechanism; 6. Injection molding products; 7. Punching position; 8. Shear nozzle mechanism; 9. Nozzle waste collection channel; 10. Baffle plate; 11. Positioning edge; 122, unloading cylinder; 123, right-angle unloading rack; 13, the first lifting cylinder; 14, punching waste collection channel; 15, waste collection tank; 16, protective cover.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are part of the embodiments of the present invention, but not all of them.

The components of the embodiments of the invention generally described and shown in the figures herein may be arranged and designed in a variety of different configurations. Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention.

Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, use a specific orientation construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

As shown in Figures 1-6, a microhole punching device for injection molded parts according to the present invention includes a frame 1 on which a workbench 2 is fixedly installed;

A double-station feeding mechanism 3, a reciprocating transfer mechanism 4 and a punching mechanism 5 are fixedly installed on the workbench 2;

The double-station feeding mechanism 3 includes a base plate 31, a vacuum suction receiving plate 32 and a biaxial pushing mechanism 33. The base plate 31 is fixedly installed on the workbench 2, and two vacuum suction receiving plates 32 are provided. Two vacuum suction receiving plates 32 Separately arranged on the base plate 31, the vacuum suction receiving plate 32 is placed with the injection molded product 6, and the biaxial pushing mechanism 33 is fixedly installed on the workbench 2, and the biaxial pushing mechanism 33 drives the injection molded product 6 to be pushed horizontally on the base plate 31 ;

The punching mechanism 5 comprises a punching jig 51, a punching cylinder 52, a punch 53 and a clamping mechanism 54. The punching jig 51 and the punching cylinder 52 are all fixedly installed on the workbench 2, and the punching jig 51 Forming has a punching position 7, and the punching cylinder 52 drives the punch 53 to be inserted into the punching position 7 in a clearance fit;

The reciprocating transfer mechanism 4 drives the injection molded product 6 to be transported into the punching jig 51 , and the clamping mechanism 54 drives the side of the injection molded product 6 to be clamped on the outside of the punching jig 51 for positioning;

The principle is: it is suitable for the injection mold with one mold and two cavities. When the injection mold is opened, two injection molded products 6 can be obtained, and the two injection molded products 6 are simultaneously transported to the substrate 31 by the mechanical arm. Suction receiving plate 32 for adsorption, and then use biaxial pushing mechanism 33 to push injection molded products 6, so that injection molded products 6 are pushed to the left side of substrate 31 one by one, and injection molded products 6 are driven by reciprocating transfer mechanism 4 to be transported to punching holes In the fixture 51, the injection molded product 6 is clamped by the clamping mechanism 54 on the outside of the punching fixture 51, and then the punch 53 is driven by the punching cylinder 52 to move into the punching position 7, and then on the outside of the injection molded product 6 The microporous structure is punched on the edge to realize the automatic processing of semi-finished products. After the processing is completed, the injection molded product 6 is taken out from the punching jig 51 through the reciprocating transfer mechanism 4 for discharge. There is no need to use an additional punching mold, and the space is small. The service life is long, and the production efficiency can be effectively improved.

As a further solution of the present invention: the workbench 2 is also fixedly installed with a nozzle mechanism 8, the nozzle mechanism 8 is arranged on the front side of the base plate 31, and the biaxial pushing mechanism 33 drives the injection molded product 6 to be positioned on the base plate 31, and the shear mechanism 8 is positioned on the base plate 31. The nozzle mechanism 8 cuts off the nozzle waste on the outside of the injection molded product 6, and the reciprocating transfer mechanism 4 drives the injection molded product 6 after the nozzle is removed to the punching jig 51; the biaxial pushing mechanism 33 pushes the injection molded product 6 to press Tight, so that the injection molded product 6 can be accurately positioned on the base plate 31, and then the nozzle on the injection molded product 6 is cut off by the nozzle mechanism 8 to realize automatic cutting of the nozzle, without manual cutting of the nozzle, the degree of automation is improved, and the number of operators is reduced. At the same time, it can ensure the consistency of cutting the position of the 6 nozzles of each injection molded product, and the defect rate is greatly reduced.

As a further solution of the present invention: the nozzle waste collection channel 9 is fixedly installed in the frame 1, the upper end of the nozzle waste collection channel 9 is set through the workbench 2, the nozzle waste collection channel 9 is located at the lower side of the nozzle mechanism 8, and the nozzle waste The lower end of the collection channel 9 is set out from the frame 1; the nozzle cut off by the nozzle mechanism 8 can be recovered through the nozzle waste collection channel 9.

As a further solution of the present invention: a baffle 10 is fixedly installed on the front edge of the substrate 31, a positioning edge 11 is fixedly installed on the left end of the upper side of the substrate 31, and the biaxial pushing mechanism 33 drives the injection molded product 6 to be pressed against the baffle 10 and Positioning is carried out between the positioning sides 11; through the setting of the baffle plate 10 and the positioning side 11, the biaxial pushing mechanism 33 can better provide positioning for the injection molded product 6, and realize precise positioning when cutting the nozzle.

As a further solution of the present invention: a discharge mechanism 12 is also fixedly installed on the workbench 2, and the discharge mechanism 12 includes a 45° cylinder support 121, a discharge cylinder 122 and a right-angle discharge frame 123, and the 45° cylinder support is fixedly installed in the work On the platform, the unloading cylinder is fixedly installed on the 45 ° cylinder support, and the telescopic rod of the unloading cylinder 122 drives the right-angle unloading frame 123 to be set close to or away from the punching jig 51; The clamping mechanism 54 loosens the injection molded product 6, and the injection molded product 6 will still be stuck in the punching jig 51. At this time, the unloading cylinder 122 is opened. Since the moving direction of the unloading cylinder 122 is at an angle of 45°, the unloading When the cylinder 122 drives the right-angle unloading rack 123 to approach or move away from the punching jig 51, the right-angle unloading rack 123 will push the injection molded product 6, so that the injection molded product 6 and the punching jig 51 are separated from each other, and finally use reciprocating transfer Mechanism 4 moves out the injection molded part product 6 after punching is completed.

As a further solution of the present invention: two first lifting cylinders 13 are fixedly installed in the frame 1, and the first lifting cylinders 13 drive the vacuum suction receiving plate 32 to move up and down in one-to-one correspondence; the first lifting cylinder 13 drives the vacuum suction receiving plate 32 When rising, it can better accept the injection molded products 6 that have just been processed by injection molding, which is convenient for the automatic feeding operation of the injection molded products 6.

As a further solution of the present invention: the reciprocating transfer mechanism 4 includes an X-axis conveying mechanism 41, a second lifting cylinder 42, a transport frame 43 and several suction cups 44, and the X-axis conveying mechanism 41 is fixedly installed on the workbench 2, and the X-axis conveys The mechanism 41 is located behind the double-station feeding mechanism 3 and the punching mechanism 5. The X-axis conveying mechanism 41 drives the second lifting cylinder 42 to move left and right. The second lifting cylinder 42 drives the transport frame 43 to move up and down. Several suction cups 44 are fixed and installed On the transport frame 43, the transport frame 43 is located above the substrate 31 and the punching jig 51; the second lifting cylinder 42 drives the suction cup 44 to lift up and down, and the suction cup 44 can absorb the injection molded product 6 during lifting, and then use the X-axis conveying mechanism 41 realizes the left and right handling of the injection molded product 6, and after being transported in place, the suction cup 44 descends to allow the injection molded product 6 to be assembled on the punching jig 51 to realize positioning.

As a further solution of the present invention: two transport racks 43 are provided, and the two transport racks 43 are symmetrically arranged with each other, and the distance between the substrate 31 and the punching jig 51 is the same as the distance between the two transport racks 43 Setting; during the process of transporting the injection molded product 6 to the punching jig 51, the punched injection molded product 6 can be transported out of the frame 1, so as to realize streamlined operation and improve the degree of automation.

As a further solution of the present invention: a punching waste collection channel 14 is fixedly installed in the frame 1, the upper end of the punching waste collection channel 14 is set through the workbench 2, a waste collection groove 15 is formed in the punching position 7, and the punching The waste collection channel 14 communicates with the waste collection tank 15, and the lower end of the punching waste collection channel 14 is provided through the frame 1; The hole waste material collection channel 14 realizes the output operation to waste material.

As a further solution of the present invention: a protective cover 16 is fixedly installed on the workbench 2, and the protective cover 16 covers the front end of the punching mechanism 5; the protective cover 16 can better protect the punching mechanism 5.

This embodiment does not impose any formal restrictions on the shape, material, structure, etc. of the present invention. All simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention belong to the protection of the technical solution of the present invention. scope.

Claims (10)

1. A micropore punching device for injection molding pieces comprises a frame, wherein a workbench is fixedly arranged on the frame;

the method is characterized in that: the workbench is fixedly provided with a double-station feeding mechanism, a reciprocating transfer mechanism and a punching mechanism;

the double-station feeding mechanism comprises a base plate, vacuum suction receiving discs and a double-shaft pushing mechanism, wherein the base plate is fixedly arranged on a workbench, two vacuum suction receiving discs are arranged on the base plate in a separated mode, injection molding products are arranged on the vacuum suction receiving discs, the double-shaft pushing mechanism is fixedly arranged on the workbench, and the double-shaft pushing mechanism drives the injection molding products to horizontally push on the base plate;

the punching mechanism comprises a punching jig, a punching cylinder, a punch and a clamping mechanism, wherein the punching jig and the punching cylinder are fixedly arranged on the workbench, a punching position is formed on the punching jig, and the punching cylinder drives the punch to be inserted into the punching position in a clearance fit manner;

the reciprocating transfer mechanism drives the injection molding product to be conveyed into the punching jig, and the clamping mechanism drives the side edge of the injection molding product to be clamped at the outer side of the punching jig for positioning.

2. A microperforation apparatus for injection molded parts according to claim 1, wherein: and the workbench is also fixedly provided with a water gap shearing mechanism, the water gap shearing mechanism is arranged on the front side of the base plate, the double-shaft pushing mechanism drives the injection molding product to be positioned on the base plate, the water gap shearing mechanism cuts off water gap waste on the outer side of the injection molding product, and the reciprocating transfer mechanism drives the injection molding product after the water gap is cut off to be conveyed into the punching jig.

3. A microperforation apparatus for injection molded parts according to claim 2, wherein: a water gap waste collection channel is fixedly installed in the frame, the upper end of the water gap waste collection channel passes through the workbench to be arranged, the water gap waste collection channel is located at the lower side of the water gap shearing mechanism, and the lower end of the water gap waste collection channel is communicated with the frame to be arranged.

4. A microperforation apparatus for injection molded parts according to claim 2, wherein: the front side edge of the base plate is fixedly provided with a baffle plate, the left end of the upper side of the base plate is fixedly provided with a positioning edge, and the double-shaft pushing mechanism drives the injection molding product to be tightly pressed between the baffle plate and the positioning edge for positioning.

5. A microperforation apparatus for injection molded parts according to claim 1, wherein: and the workbench is also fixedly provided with a discharging mechanism, the discharging mechanism comprises a 45-degree air cylinder bracket, a discharging air cylinder and a right-angle discharging frame, the 45-degree air cylinder bracket is fixedly arranged on the workbench, the discharging air cylinder is fixedly arranged on the 45-degree air cylinder bracket, and a telescopic rod of the discharging air cylinder drives the right-angle discharging frame to be close to or far away from the punching jig.

6. A microperforation apparatus for injection molded parts according to claim 1, wherein: two first lifting cylinders are fixedly arranged in the frame, and the first lifting cylinders drive the vacuum suction receiving disc to lift and move in a one-to-one correspondence manner.

7. A microperforation apparatus for injection molded parts according to claim 1, wherein: the reciprocating transfer mechanism comprises an X-axis conveying mechanism, a second lifting cylinder, a carrying frame and a plurality of suckers, wherein the X-axis conveying mechanism is fixedly arranged on the workbench, the X-axis conveying mechanism is positioned behind the double-station feeding mechanism and the punching mechanism, the X-axis conveying mechanism drives the second lifting cylinder to move left and right, the second lifting cylinder drives the carrying frame to move in a lifting manner, the suckers are fixedly arranged on the carrying frame, and the carrying frame is positioned above the base plate and the punching jig.

8. A microperforation apparatus for injection molded parts according to claim 7, wherein: the two carrying frames are arranged symmetrically left and right, and the distance between the base plate and the punching jig is the same as the distance between the two carrying frames.

9. A microperforation apparatus for injection molded parts according to claim 1, wherein: the frame internal fixation has the waste collection passageway that punches a hole, and the workstation setting is passed to the upper end of waste collection passageway that punches a hole, and the position internal shaping that punches a hole has the waste collection groove, and waste collection passageway that punches a hole communicates with each other with the waste collection groove, and the lower extreme of waste collection passageway that punches a hole lets out the frame setting.

10. A microperforation apparatus for injection molded parts according to claim 1, wherein: a protective cover is fixedly arranged on the workbench and covers the front end of the punching mechanism.