A multi-hole automatic material taking device for plastic parts

Abstract

The present invention discloses a multi-hole automatic material taking device for plastic parts, including a material taking mechanism and a material receiving mechanism connected to each other; the material taking mechanism includes a connecting plate, a suction plate is connected to the bottom of the connecting plate, a blowing block is connected to the bottom of the suction plate, a first suction pipe is passed through the connecting plate, the lower end of the first suction pipe is passed through the suction plate and communicated with the blowing block, a blowing pipe joint is provided on the suction plate, the blowing pipe joint is communicated with the blowing block, and the blowing pipe joint is connected to an air source; the material receiving mechanism includes a material receiving box, the material receiving box is connected with a second suction pipe and a dust removal gun, and the second suction pipe is communicated with the first suction pipe. The beneficial effects of the present invention are: the plastic product is separated from the ejector by the material taking mechanism, and the plastic product is sucked and collected by hole by the material receiving mechanism; the automatic material taking device has a simple structure, high material taking efficiency, good stability, high adaptability, and can take away the plastic product in a timely, effective and fast manner, thereby ensuring the continuous production of the mold.

Description

Technical Field

[0001] The invention relates to the technical field of automatic material taking, and in particular to a multi-hole automatic material taking device for plastic parts. Background Art

[0002] With the rapid development of the plastics industry and the continuous improvement of plastics performance, plastic parts have been more widely used. Plastic parts are replacing traditional metal parts in different fields. A well-designed plastic part can often replace multiple traditional metal parts, thereby simplifying product structure and saving manufacturing costs.

[0003] In the assembly of some precision electronic products, plastic blocks are needed. Such products are small in size, simple in structure, in high demand, and relatively low in price. However, such plastic products have the following problems in production:

[0004] 1. The product size is small, which makes it difficult to remove the product after processing;

[0005] 2. Affected by static electricity, the product is easily adsorbed on the mold, affecting the next injection molding operation;

[0006] 3. The product is easy to stick to the ejector pin, resulting in the product not being taken out during material removal, affecting the next injection molding;

[0007] 4. The above situations also result in product scrapping, mold damage and inability to continue operations. Summary of the invention

[0008] The object of the present invention is to provide a multi-hole automatic material taking device for plastic parts to solve the problems raised in the above background technology.

[0009] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a multi-hole automatic material taking device for plastic parts, comprising a material taking mechanism and a material receiving mechanism connected to each other;

[0010] The material taking mechanism comprises a connecting plate, a suction plate is connected to the bottom of the connecting plate, a blowing block is connected to the bottom of the suction plate, a first suction pipe is passed through the connecting plate, the lower end of the first suction pipe is passed through the suction plate and communicated with the blowing block, a blowing pipe joint is provided on the suction plate, the blowing pipe joint is communicated with the blowing block, and the blowing pipe joint is connected to an air source;

[0011] The material receiving mechanism comprises a material receiving box, the material receiving box is connected with a second air suction pipe and a dust removal gun, and the second air suction pipe is communicated with the first air suction pipe.

[0012] Further preferably, the blowing block is provided with at least two through holes, each of the through holes is connected to a first suction pipe, and each of the first suction pipes is connected to a second suction pipe. The first suction pipe can absorb the plastic product through the through holes, and at the same time can limit the position of the plastic product, thereby ensuring the effective absorption of the plastic product by the first suction pipe.

[0013] Further preferably, at least one pair of blowing holes is provided on the hole wall of each of the via holes, and each pair of the blowing holes is symmetrically arranged on the side wall of the via hole with the center of the via hole as the symmetry center, so as to ensure effective blowing of the plastic product; the blowing block is provided with a second air inlet hole, a first air outlet groove and a second air outlet groove which are connected in sequence, the second air outlet groove is connected to the blowing hole, and the second air inlet hole is connected to the blowing pipe joint; the airflow blown out through the blowing pipe joint can enter the first air outlet groove through the second air inlet hole, and then enter the blowing hole through the second air outlet groove, so as to realize the blowing function.

[0014] Further preferably, the suction plate is provided with a first air inlet hole connected to the second air inlet hole, and the first air inlet hole is connected to the blowing pipe joint. Through the setting of the first air inlet hole and the second air inlet hole, the airflow blown out of the blowing pipe joint can enter the blowing block.

[0015] Further preferably, the blowing hole is an inclined hole structure, which is located at a higher end of the second air outlet groove than at a through hole end, and the groove depth of the first air outlet groove is higher than that of the second air outlet groove, thereby ensuring that the airflow blown out of the blowing hole can blow to the bottom of the plastic product, so that the plastic product is separated from the ejector pin.

[0016] Further preferably, the suction plate is provided with a mounting slot for installing the air pipe block; the mounting slot is provided with a mounting hole matching the through hole for installing the first suction pipe.

[0017] Further preferably, the mounting hole is a countersunk hole, which is used for positioning and limiting the first intake pipe; an air pipe clamp block is provided in the mounting slot, and an arc-shaped abutting surface matching the first intake pipe is provided on the air pipe clamp block, thereby ensuring close contact between the mounting clamp block and the first intake pipe, increasing the contact area, and ensuring the fixing effect of the first intake pipe.

[0018] Further preferably, at least one second connecting hole and one third connecting hole are provided in the mounting slot, and the blowing block is provided with a fourth connecting hole matching with the second connecting hole to realize the connection between the suction plate and the blowing block; the air pipe block is provided with a fifth connecting hole matching with the third connecting hole to realize the connection between the air pipe block and the suction plate.

[0019] Further preferably, at least three support columns are connected between the connecting plate and the suction plate to ensure the connection strength between the connecting plate and the suction plate; and a plurality of first connection holes are provided on the connecting plate for connecting an external transplanting mechanism.

[0020] Further preferably, the number of the blowing blocks is four, and each of the blowing blocks is provided with four through holes.

[0021] Beneficial effects: The multi-hole automatic material taking device for plastic parts of the present invention can separate the plastic parts from the ejector pins through the material taking mechanism, and can absorb and collect the plastic parts by holes through the material receiving mechanism; specifically, the airflow enters the first air inlet through the air blowing pipe joint, and then passes through the second air inlet, the first air outlet groove and the second air outlet groove, and finally blows into the through hole through the air blowing hole, and the airflow can be blown to the bottom of the plastic parts, so that the plastic parts are separated from the ejector pins and confined in the through hole; negative pressure is generated by the dust removal gun, so that the material receiving box generates suction, and the second suction pipe and the first suction pipe are used to suck the plastic parts. The plastic parts in the through hole are sucked out and put into the corresponding receiving box; the automatic material taking device has a simple structure, high material taking efficiency, good stability, high adaptability, and can take out the plastic parts in a timely, effective and fast manner, ensuring the continuous production of the mold; the automatic material taking device realizes automatic material taking of smaller products, has a small contact surface with the product, can effectively ensure the quality of the plastic parts, improve the product yield, and can solve the problem of plastic parts being adsorbed on the mold and ejector pins due to static electricity, and can prevent problems such as mold damage and product scrapping due to the failure of the product to be taken out. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the main structure of the multi-hole automatic material taking device for plastic parts disclosed in an embodiment of the present invention;

[0023] Figure 2 It is a structural schematic diagram of a material taking mechanism disclosed in an embodiment of the present invention;

[0024] Figure 3 This is a schematic diagram of the exploded structure of the material taking mechanism disclosed in the embodiment of the present invention without the connecting plate;

[0025] Figure 4 It is a structural schematic diagram of the absorption plate disclosed in the embodiment of the present invention;

[0026] Figure 5 It is a schematic structural diagram of the blowing block disclosed in the embodiment of the present invention;

[0027] Figure 6 It is a schematic cross-sectional structural diagram of the blowing block disclosed in the embodiment of the present invention;

[0028] Figure 7 It is a structural schematic diagram of the material receiving mechanism disclosed in an embodiment of the present invention.

[0029] Figure markings: 1-material taking mechanism, 11-connecting plate, 111-first connecting hole, 12-suction plate, 121-mounting slot, 122-mounting hole, 123-second connecting hole, 124-third connecting hole, 125-first air inlet hole, 13-blowing block, 131-through hole, 132-second air inlet hole, 133-first air outlet groove, 134-second air outlet groove, 135-blowing hole, 136-fourth connecting hole, 14-first air suction pipe, 15-air blowing pipe joint, 16-support column, 17-air pipe block, 171-fifth connecting hole, 2-material receiving mechanism, 21-material receiving box, 22-second air suction pipe, 23-dust removal gun. DETAILED DESCRIPTION

[0030] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0031] like Figure 1-7 As shown, a multi-hole automatic material taking device for plastic parts is suitable for small-volume pure plastic parts products and working scenarios with a large number of mold holes. Through the automatic material taking device, the plastic parts products in the mold can be taken out quickly and stably, and collected in the receiving box 21 according to the hole number. The automatic material taking device includes a material taking mechanism 1 and a receiving mechanism 2 that are connected to each other; the material taking mechanism 1 and the material taking mechanism 2 are connected through an air suction pipe, the material taking mechanism 1 is provided with a first air suction pipe 14, and the material receiving mechanism 2 is provided with a second air suction pipe 22, the material taking mechanism 1 can blow the plastic parts product to separate it from the ejector pin, and then the receiving mechanism 2 quickly sucks the product through the air suction pipe 14 and collects it according to the hole number.

[0032] In the present application, the material taking mechanism 1 includes a connecting plate 11, which is used for installing the components of the material taking mechanism 1. A suction plate 12 is connected below the connecting plate 11, and a blowing block 13 is connected below the suction plate 12. A first suction pipe 14 is passed through the connecting plate 11, and the lower end of the first suction pipe 14 is passed through the suction plate 12 and communicated with the blowing block 13. A blowing pipe joint 15 is provided on the suction plate 12, and the blowing pipe joint 15 is communicated with the blowing block 13, and the blowing pipe joint 15 is connected to an air source. Among them, the suction plate 12 is used for the installation of the blowing block 13, the first suction pipe 14 and the blowing pipe joint 15; the first suction pipe 14 is connected to the material receiving mechanism 2, and is used to absorb the plastic product that has been injection molded in the mold cavity; the blowing pipe joint 15 is used to connect the air source, including an air pump, and the blowing pipe joint 15 directs the air flow generated by the air source to the blowing block 13, and blows air into the mold cavity through the blowing block 13, which can blow to the bottom of the plastic product, so that the plastic product is separated from the ejector, which is convenient for the material receiving mechanism 1 to absorb the plastic product through the first suction pipe 14. At least two through holes 131 are provided on the blowing block 13, and the air flow passing through the blowing pipe joint 15 is blown toward the plastic product through the through holes 131, and the movement range of the plastic product can be limited through the through holes 131 to prevent the plastic product detached from the ejector from being blown away or falling from the equipment; each through hole 131 is connected to a first suction pipe 14, and each first suction pipe 14 is connected to a second suction pipe 22, that is, the material receiving mechanism 2 absorbs and collects the plastic product through the second suction pipe 22, the first suction pipe 14 and the through hole 131.

[0033] In the present application, the material receiving mechanism 2 includes a material receiving box 21, which is connected to a second air suction pipe 22 and a dust removal gun 23, and the second air suction pipe 22 is connected to the first air suction pipe 14. The material receiving box 21 is used to hold plastic products; a lid is provided on the material receiving box 21 to seal the cavity of the material receiving box 21, and the dust removal gun 23 generates negative pressure when it works. The negative pressure passes through the second air suction pipe 22 of the material receiving box 21, the first air suction pipe 14 and the blowing block 13, and can suck away the plastic products blown by the blowing block 13, so that the plastic products enter the material receiving box 21, and the suction of the products is completed. The first air suction pipe 14 and the second air suction pipe 22 need to be sealed during installation to prevent air leakage from affecting the negative pressure.

[0034] In the present application, at least one pair of blowing holes 135 is provided on the hole wall of each through hole 131, and each pair of blowing holes 135 is symmetrically arranged on the side wall of the through hole 131 with the center of the through hole 131 as the symmetry center, and the blowing block 13 is provided with a second air inlet hole 132, a first air outlet groove 133 and a second air outlet groove 134 connected in sequence, the second air outlet groove 134 is connected to the blowing hole 135, and the second air inlet hole 132 is connected to the blowing pipe joint 15. In the present application, the through hole 131 is a rectangular hole or a rectangular conical hole, and two pairs of blowing holes 135 are provided on the hole wall of each through hole 131, and the two pairs of blowing holes 135 are symmetrically arranged on the front and rear side walls of the through hole 131; the air flow passes through the blowing pipe joint 15 and enters the first air inlet hole 125 connected to the blowing pipe joint 15, and then the air flow passes through the first air inlet hole 125 and enters the second air inlet hole 132 connected thereto, is diverted through the first air outlet groove 133, enters multiple second air outlet grooves 134, and then enters the blowing hole 135 connected to the second air outlet groove 134, and the plastic product is blown away from the ejector pin through the blowing hole 135. Among them, the blowing hole 135 is an oblique hole structure, which is located at the end of the second air outlet groove 134 higher than the end of the through hole 131, thereby generating an oblique blowing airflow, which is convenient for the airflow to blow to the bottom of the plastic product; the groove depth of the first air outlet groove 133 is higher than that of the second air outlet groove 134, which is convenient for the diversion and circulation of the airflow.

[0035] In the present application, the suction plate 12 is provided with a mounting slot 121, and a mounting hole 122 matching the through hole 131 is provided in the mounting slot 121. The first air intake pipe 14 is installed through the mounting hole 122. The mounting slot 121 is used for the installation of the air pipe clamp block 17. The first air intake pipe 14 is clamped and reinforced through the air pipe clamp block 17 to ensure that the first air intake pipe 14 is firmly fixed. Preferably, the mounting hole 122 is a countersunk hole, which is convenient for limiting the position of the first air intake pipe 14; the air pipe clamp block 17 is provided with an arc-shaped abutting surface matching the first air intake pipe 14. Through the structural design of the arc-shaped abutting surface, the abutting surface between the air pipe clamp block 17 and the first air intake pipe 14 is ensured to be larger, and the clamping and fixing effect of the air pipe clamp block 17 is better.

[0036] In the present application, at least one second connection hole 123 and one third connection hole 124 are provided in the mounting slot 121, a fourth connection hole 136 matching the second connection hole 123 is provided on the air blowing block 13, and a fifth connection hole 171 matching the third connection hole 124 is provided on the air pipe block 17. The second connection hole 123 and the fourth connection hole 136 are provided to facilitate the connection between the air blowing block 13 and the suction plate 12; the third connection hole 124 and the fifth connection hole 171 are provided to facilitate the fixation of the air pipe block 17 in the mounting slot 121. The connection between the second connection hole 123 and the fourth connection hole 136, and the third connection hole 124 and the fifth connection hole 171 can be achieved by bolts.

[0037] In the present application, at least three support columns 16 are connected between the connecting plate 11 and the suction plate 12 to realize the connection between the connecting plate 11 and the suction plate 12, and at least three support columns 16 can ensure the stability and firmness of the connection; the present application adopts a structural form of four support columns 16 arranged in a rectangular array to ensure the connection strength and stability between the connecting plate 11 and the suction plate 12; a plurality of first connecting holes 111 are provided on the connecting plate 11, which are used to connect the material picking mechanism 1 to an external transplanting mechanism, and the automatic material picking device can be driven to move through the external transplanting mechanism to realize the material picking operation of the plastic product in the mold cavity.

[0038] In the present application, there are four blowing blocks 13, each of which is provided with four through holes 131. The four blowing blocks 13 have a total of sixteen through holes 131, which are correspondingly connected to sixteen first suction pipes 14, sixteen second suction pipes 22 and sixteen material receiving boxes 21, and can simultaneously perform material collection operations on plastic parts products of an injection mold with sixteen mold cavities, with high operating efficiency.

[0039] In the present application, the working principle of the automatic material taking device is as follows: when the mold injection is completed and the mold is opened, the automatic material taking device is moved to a specific position through an external transplanting mechanism, and then the air flow of the air source passes through the blowing pipe joint 15, the first air inlet hole 125, the second air inlet hole 132, the first air outlet groove 133, the second air outlet groove 134, and is blown out through the blowing hole 135 to blow the plastic product off the ejector pin; at the same time, the dust removal gun 23 starts to work to generate negative pressure, and the negative pressure passes through the material receiving box 21, the second air suction pipe 22, the first air suction pipe 14 and the mounting hole 122 on the suction plate 12, and through the through hole 131 and with the cooperation of the blowing of the blowing block 13, the plastic product is sucked away, and the plastic product passes through the first air suction pipe 14 and the second air suction pipe 22 and finally reaches the material receiving box 21, thereby realizing rapid material taking and material distribution of plastic products in multiple holes.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the invention content within the protection scope of the present invention.

Claims

1. A multi-hole automatic material taking device for plastic parts, characterized by: It comprises a material taking mechanism (1) and a material receiving mechanism (2) which are connected to each other; The material taking mechanism (1) comprises a connecting plate (11), a suction plate (12) is connected below the connecting plate (11), a blowing block (13) is connected below the suction plate (12), a first suction pipe (14) is passed through the connecting plate (11), the lower end of the first suction pipe (14) is passed through the suction plate (12) and is connected to the blowing block (13), a blowing pipe joint (15) is provided on the suction plate (12), the blowing pipe joint (15) is connected to the blowing block (13), and the blowing pipe joint (15) is connected to an air source; The material receiving mechanism (2) comprises a material receiving box (21), the material receiving box (21) is connected to a second air suction pipe (22) and a dust removal gun (23), and the second air suction pipe (22) is connected to the first air suction pipe (14); The air blowing block (13) is provided with at least two through holes (131), each of the through holes (131) is connected to a first air suction pipe (14), and each of the first air suction pipes (14) is connected to a second air suction pipe (22); at least one pair of air blowing holes (135) is provided on the hole wall of each of the through holes (131), and each pair of air blowing holes (135) is symmetrically arranged on the side wall of the through hole (131) with the center of the through hole (131) as the symmetry center; the air blowing block (13) is provided with a second air inlet hole (132), a first air outlet groove (133) and a second air outlet groove (134) connected in sequence. The suction plate (12) is provided with a first air inlet hole (125) connected to the second air inlet hole (132), and the first air inlet hole (125) is connected to the air inlet hole (15); the air inlet hole (135) is an inclined hole structure, and the end of the second air outlet groove (134) is higher than the end of the through hole (131); the groove depth of the first air outlet groove (133) is higher than that of the second air outlet groove (134).

2. The multi-hole automatic material taking device for plastic parts according to claim 1, characterized in that: The suction plate (12) is provided with a mounting slot (121), and a mounting hole (122) matching with the through hole (131) is provided in the mounting slot (121).

3. The multi-hole automatic material taking device for plastic parts according to claim 2, characterized in that: The mounting hole (122) is a countersunk hole, an air pipe clamping block (17) is provided in the mounting slot (121), and an arc-shaped abutting surface matching the first air intake pipe (14) is provided on the air pipe clamping block (17).

4. The multi-hole automatic material taking device for plastic parts according to claim 3, characterized in that: At least one second connection hole (123) and one third connection hole (124) are provided in the installation slot (121); a fourth connection hole (136) matching with the second connection hole (123) is provided on the air blowing block (13); and a fifth connection hole (171) matching with the third connection hole (124) is provided on the air pipe block (17).

5. The multi-hole automatic material taking device for plastic parts according to claim 1, characterized in that: At least three support columns (16) are connected between the connecting plate (11) and the suction plate (12), and a plurality of first connecting holes (111) are provided on the connecting plate (11).

6. The multi-hole automatic material taking device for plastic parts according to claim 2, characterized in that: The number of the air blowing blocks (13) is four, and each of the air blowing blocks (13) is provided with four through holes (131).

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