CN210651578U - Piston comes compound perforating device in plastic mould - Google Patents
Piston comes compound perforating device in plastic mould Download PDFInfo
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- CN210651578U CN210651578U CN201921039339.7U CN201921039339U CN210651578U CN 210651578 U CN210651578 U CN 210651578U CN 201921039339 U CN201921039339 U CN 201921039339U CN 210651578 U CN210651578 U CN 210651578U
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Abstract
The utility model discloses a piston comes compound perforating device in plastic mould, including injection moulding product, inside first processing hole and the second processing hole of being provided with of injection moulding product, the upper surface and the lower surface of first processing hole are provided with vertical first support post and vertical second support post respectively, the upper surface and the lower surface of second processing hole are provided with vertical first support post and vertical second support post respectively. Has the advantages that: when carrying out the less through-hole of size to injection moulding product and adding man-hour, be the blind hole through the spot facing work of core on with injection moulding product, utilize the thrust of hydro-cylinder to realize impaling of blind hole to realize the less through-hole processing of size, need not to carry out secondary operation to the position, improved the less through-hole qualification rate of size on the injection moulding product, through automatic perforating device in the mould and parameter setting, realize full-automatic production, saved the cost of labor, reduced the disability rate, make the product stable in quality.
Description
Technical Field
The utility model relates to a plastic product through-hole processing equipment field, concretely relates to piston comes compound perforating device in plastic mould.
Background
For the TPE70 degree soft gum product, there were two 0.06 x 4mm holes for water inlet and outlet, respectively. Because the precision requirement of the product is high, the hole needs to be free from water leakage but must be air leakage under the state of not applying external pressure. The size of the two holes is very critical and the width must be 0.06 ± 0.02mm in general, 0.06mm steel is very easy to break. Due to the small diameter of the hole, it is not possible to directly form the hole by injection molding.
In the existing operation mode, for the processing of the plastic part product with the through hole with higher precision and smaller size, manual secondary processing is mostly adopted, and after the processing, an air leakage test is required, but through the test, the scheme can cause 20% of defects, the qualification rate of the product is lower, and the labor cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a piston comes to reset perforating device in order to solve above-mentioned problem to solve the processing of the plastic part product of the present higher, the less through-hole of size of precision among the prior art, it is through artifical secondary operation through-hole, the higher technical problem of cost more. The utility model provides an optimal technical scheme carries out the less through-hole of size to injection moulding product and adds man-hour among a great deal of technical scheme, through the core with the spot facing work on the injection moulding product be the blind hole, utilize the thrust of hydro-cylinder to realize impaling of blind hole to realize the less through-hole processing of size, need not to carry out secondary operation to the hole position, improved the less through-hole qualification rate of last size of injection moulding product, saved the cost of labor, reduced the disability rate, make the stable technological effect of product quality, see the explanation below for details.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pair of piston comes to compound perforating device in plastic mould, including the injection moulding product, the inside first processing hole and the second processing hole of being provided with of injection moulding product, first processing hole with the second processing hole is the blind hole, the upper surface and the lower surface of first processing hole are provided with vertical first perforation cutter and vertical second support post respectively, the upper surface and the lower surface of second processing hole are provided with vertical first support post and vertical second perforation cutter respectively, first perforation cutter and first support post upper end is installed in the bottom of first fixed plate, first loading board is installed to first fixed plate upper end, first loading board upper end is installed the first cutter driving cylinder that drives first perforation cutter removes;
the second supporting columns and the bottom ends of the second perforating cutters are respectively arranged on the upper surface of a second fixing plate, a second bearing plate is arranged at the bottom end of the second fixing plate, and a second cutter driving cylinder for driving the second perforating cutters to move is arranged at the bottom end of the second bearing plate;
and electromagnetic induction switches are respectively arranged on the outer sides of the first cutter driving cylinder and the second cutter driving cylinder and are respectively used for controlling the first cutter driving cylinder and the second cutter driving cylinder to work.
By adopting the plastic mould inner piston type reciprocating punching device, when the injection product is subjected to injection molding, the first processing hole and the second processing hole are formed in the injection product, when the two holes are processed, the mould of the injection product is designed into a processing core with two blind holes, so that the phenomenon that the mould is broken by collision force during mould closing can be avoided, after the injection molding of the injection product is completed, the mould opening of an injection molding machine table is temporarily stopped midway when the injection product is demoulded, namely, a core pulling module is stopped midway, the electromagnetic induction switch is utilized to control the first cutter driving cylinder and the first punching cutter, the first punching cutter is driven by the first cutter driving cylinder to perform punching operation, and the second cutter driving cylinder is used to drive the second punching cutter to perform punching operation, the completion first machined hole with the through-hole processing of second machined hole, the completion back of punching sets up the board and gives the signal of retreating to the module of loosing core, utilizes electromagnetic induction on-off control first cutter drive actuating cylinder with first perforation cutter, through first cutter drive actuating cylinder drive first perforation cutter return, through second cutter drive actuating cylinder drive second perforation cutter return, the board of moulding plastics continues the die sinking, accomplishes product molding.
Preferably, the first cutter driving cylinder is connected with the first punching cutter through a piston, and the second cutter driving cylinder is connected with the second punching cutter through a piston.
Preferably, the first and second piercing tools are made of Viking high-elasticity steel.
Preferably, the punching thickness of the first machining hole and the punching thickness of the second machining hole are both 2mm.
Preferably, the number of the injection-molded products is two, and the injection-molded products are symmetrically distributed on the basis of the length center line of the first fixing plate.
Has the advantages that: when carrying out the less through-hole of size to injection moulding product and adding man-hour, be the blind hole through the spot facing work of core on with injection moulding product, utilize the thrust of hydro-cylinder to realize impaling of blind hole to realize the less through-hole processing of size, need not to carry out secondary operation to the hole position, improved the less through-hole qualification rate of size on the injection moulding product, through automatic perforating device in the mould and parameter setting, realize full-automatic production, saved cost of labor and disability rate, make the product stable in quality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural diagram of the plastic product of the present invention;
FIG. 3 is a cross-sectional view of a plastic product of the present invention;
fig. 4 is an enlarged view of the structure at a of the present invention.
The reference numerals are explained below:
1. a first bearing plate; 101. a second carrier plate; 2. a first fixing plate; 201. a second fixing plate; 3. a first cutter driving cylinder; 301. the second cutter drives the cylinder; 4. injection molding a product; 5. a first piercing cutter; 501. a second piercing cutter; 6. a first support column; 601. a second support column; 7. an electromagnetic induction switch; 8. a first machining hole; 9. and (7) processing a hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a piston comes to reply perforating device in plastic mould, including injection moulding product 4, injection moulding product 4 is inside to be provided with first processing hole 8 and second processing hole 9, first processing hole 8 and second processing hole 9 are the blind hole, the upper surface and the lower surface of first processing hole 8 are provided with vertical first perforation cutter 5 and vertical second support post 601 respectively, the upper surface and the lower surface of second processing hole 9 are provided with vertical first support post 6 and vertical second perforation cutter 501 respectively, first perforation cutter 5 and first support post 6 upper end are installed in the bottom of first fixed plate 2, first loading board 1 is installed to first fixed plate 2 upper end, first cutter actuating cylinder 3 that drives first perforation cutter 5 and remove is installed to first loading board 1 upper end;
the bottom ends of the second supporting pillar 601 and the second perforating tool 501 are respectively installed on the upper surface of the second fixing plate 201, the bottom end of the second fixing plate 201 is installed with the second bearing plate 101, and the bottom end of the second bearing plate 101 is installed with the second tool driving cylinder 301 for driving the second perforating tool 501 to move;
As an alternative embodiment, the first tool driving cylinder 3 is connected to the first punching tool 5 by a piston, the second tool driving cylinder 301 is connected to the second punching tool 501 by a piston, the first punching tool 5 is piston-driven to perform a punching operation by the first tool driving cylinder 3, and the second punching tool 501 is piston-driven to perform a punching operation by the second tool driving cylinder 301.
The first perforation cutter 5 and the second perforation cutter 501 are made of Viking high-elasticity steel and have heat treatment hardness of 44-48 HRC, so that the first perforation cutter 5 and the second perforation cutter 501 have better elasticity, and the service lives of the first perforation cutter 5 and the second perforation cutter 501 are prolonged.
The punching thicknesses of the first processing hole 8 and the second processing hole 9 are both 2mm, and when the injection molding processing is carried out, the punching thicknesses of the first processing hole 8 and the second processing hole 9 are both 2mm, so that the 2mm is required to be a distance for secondary processing, and the normal use of the mold can be ensured without causing the breakage of the mold due to the collision force during mold closing during the injection molding processing; when the first machining hole 8 and the second machining hole 9 are machined to form through holes, the injection molding machine is set to pause midway when the mold is opened, the pause position is 2mm, the machine is set to drive the piston by an advancing signal when the core drawing module stops midway, the punching action of the first punching tool 5 and the second punching tool 501 is realized, and the through hole machining is completed.
The quantity of injection moulding product 4 has two, and uses the length central line of first fixed plate 2 as benchmark symmetric distribution, sets up like this, and the device uses first fixed plate 2 as the benchmark, and symmetric distribution can once satisfy the processing of two products, once accomplishes the processing of a plurality of holes, has improved the machining efficiency of product greatly.
By adopting the structure, when the injection product 4 is subjected to injection molding, because the first processing hole 8 and the second processing hole 9 are arranged in the injection product 4, when the two holes are processed, the mold of the injection product 4 is designed into a processing core form with two blind holes, so that the phenomenon that the mold is broken by impact force when the mold is closed can be avoided, after the injection molding of the injection product 4 is finished, when the injection product 4 is demolded, the mold opening of the injection molding machine table is set to be paused halfway, namely, the core pulling module is stopped halfway, the first cutter driving cylinder 3 and the first perforating cutter 5 are controlled by the electromagnetic induction switch 7, the first cutter driving cylinder 3 drives the first perforating cutter 5 to carry out punching operation, the second cutter driving cylinder 301 drives the second perforating cutter 501 to carry out punching operation, and the through hole processing of the first processing hole 8 and the second processing hole 9 is finished, after punching is completed, the machine table is set to give a retreating signal to the core pulling module, the electromagnetic induction switch 7 is used for controlling the first cutter driving cylinder 3 and the first punching cutter 5, the first cutter driving cylinder 3 drives the first punching cutter 5 to return, the second cutter driving cylinder 301 drives the second punching cutter 501 to return, and the injection molding machine table continues to open the mold to complete product molding.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. The utility model provides a piston comes compound perforating device in plastic mould which characterized in that: comprises an injection molding product (4), a first processing hole (8) and a second processing hole (9) are arranged in the injection molding product (4), the first processing hole (8) and the second processing hole (9) are blind holes, the upper surface and the lower surface of the first processing hole (8) are respectively provided with a vertical first perforating cutter (5) and a vertical second supporting column (601), the upper surface and the lower surface of the second processing hole (9) are respectively provided with a vertical first supporting column (6) and a vertical second punching cutter (501), the upper ends of the first perforation cutter (5) and the first supporting post (6) are arranged at the bottom end of the first fixing plate (2), a first bearing plate (1) is mounted at the upper end of the first fixing plate (2), and a first cutter driving cylinder (3) for driving the first punching cutter (5) to move is mounted at the upper end of the first bearing plate (1);
the bottom ends of the second supporting columns (601) and the second perforating cutters (501) are respectively installed on the upper surface of a second fixing plate (201), the bottom end of the second fixing plate (201) is provided with a second bearing plate (101), and the bottom end of the second bearing plate (101) is provided with a second cutter driving cylinder (301) for driving the second perforating cutters (501) to move;
and electromagnetic induction switches (7) are respectively arranged on the outer sides of the first cutter driving cylinder (3) and the second cutter driving cylinder (301) and are respectively used for controlling the first cutter driving cylinder (3) and the second cutter driving cylinder (301) to work.
2. The plastic mold internal piston type reciprocating punching device according to claim 1, wherein: the first cutter driving cylinder (3) is connected with the first punching cutter (5) through a piston, and the second cutter driving cylinder (301) is connected with the second punching cutter (501) through a piston.
3. The plastic mold internal piston type reciprocating punching device according to claim 1, wherein: the first punching tool (5) and the second punching tool (501) are both made of Viking high-elasticity steel.
4. The plastic mold internal piston type reciprocating punching device according to claim 1, wherein: the punching thicknesses of the first machining hole (8) and the second machining hole (9) are both 2mm.
5. The plastic mold internal piston type reciprocating punching device according to claim 1, wherein: the number of the injection molding products (4) is two, and the injection molding products are symmetrically distributed by taking the length center line of the first fixing plate (2) as a reference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921039339.7U CN210651578U (en) | 2019-07-04 | 2019-07-04 | Piston comes compound perforating device in plastic mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921039339.7U CN210651578U (en) | 2019-07-04 | 2019-07-04 | Piston comes compound perforating device in plastic mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210651578U true CN210651578U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921039339.7U Active CN210651578U (en) | 2019-07-04 | 2019-07-04 | Piston comes compound perforating device in plastic mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210651578U (en) |
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2019
- 2019-07-04 CN CN201921039339.7U patent/CN210651578U/en active Active
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