Punching device for machining double-sided concave-convex drain board

Abstract

The utility model relates to the technical field of drain board processing, in particular to a punching device for processing a double-faced concave-convex drain board, which comprises a device seat, an upper template and a lower template, the upper template and the lower template are vertically symmetrical and slide on the device seat, and a plurality of groups of upper convex punching dies are distributed on the top surface of the lower template. A plurality of groups of lower convex punching dies are distributed on the bottom surface of the upper die plate, the upper convex punching dies and the lower convex punching dies are staggered, the upper die plate is provided with a first inner concave die for the upper convex punching dies to be inserted in, and the lower die plate is provided with a second inner concave die for the lower convex punching dies to be inserted in. Meanwhile, the bottom end of the second inner concave die is communicated with the inner cavity of the lower die plate through the formed hole, by means of the arrangement that the inner cavities of the upper die plate and the lower die plate can be filled with gas, after the double-face concave-convex drainage plate is formed in a punching mode, the double-face concave-convex drainage plate is accelerated to be separated from the upper die plate and the lower die plate by inflating the first inner concave die and the second inner concave die, and the adhesion phenomenon is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of drainage board processing, in particular to a punching device for processing a double-sided concave-convex drainage board. Background Art

[0002] Drainage boards are divided into single-sided concave-convex drainage boards and double-sided concave-convex drainage boards according to their types. When processing double-sided concave-convex drainage boards, two sets of upper and lower templates need to be close to each other for hot pressing. After molding, the drainage board is prone to adhesion when it is separated from the template, which affects the molding quality and also easily affects the demolding efficiency.

[0003] In summary, this scheme proposes a punching device for processing double-sided concave-convex drainage boards, which utilizes the special structural design of the upper template and the lower template to enhance the demolding effect using gas, and utilizes gas to complete the cooling of the double-sided concave-convex drainage boards after thermoforming while demolding. Utility Model Content

[0004] The utility model aims at least to solve the problem in the prior art that the drainage board is easily attached when it is separated from the template after being formed.

[0005] The present invention provides a punching device for processing double-sided concave-convex drainage board, which is achieved by the following specific technical means: it includes a device seat and an upper template and a lower template which are symmetrical up and down and slide on the device seat, the top surface of the lower template is distributed with an upper convex punching mold, the bottom surface of the upper template is distributed with a lower convex punching mold, and the upper template is provided with an inner concave mold 1 for inserting the upper convex punching mold, and the lower template is provided with an inner concave mold 2 for inserting the lower convex punching mold; the interiors of the upper template and the lower template are hollow cavities, the inner concave mold 1 extends into the inner cavity of the upper template, and the inner concave mold 2 extends into the inner cavity of the lower template, the top end of the inner concave mold 1 is connected with the inner cavity of the upper template through the opened hole, and the bottom end of the inner concave mold 2 is connected with the inner cavity of the lower template through the opened hole, and after the double-sided concave-convex drainage board is stamped and formed, the double-sided concave-convex drainage board is accelerated to separate from the upper template and the lower template by inflating the inner concave mold 1 and the inner concave mold 2.

[0006] Preferred technical solution 1: An air pumping device is provided on the device seat, and the air outlet of the air pumping device is connected with the inner cavity of the upper template and the inner cavity of the lower template through a hose.

[0007] Preferred technical solution three: a double-headed screw is rotatably provided on the device seat, and the upper and lower templates are sleeved on both ends of the double-headed screw through threaded holes. The rotation of the double-headed screw is used to control the upper and lower templates to move closer or farther away from each other.

[0008] Preferred technical solution four: A puncturing needle is slidably penetrated in each group of the lower convex punching dies, and the top end of the puncturing needle slides through the upper template and extends to the top of the upper template. A group of pressing plates are fixed on the top of the multiple groups of puncturing needles, and the pressing plates are used to control the puncturing needles to extend from the lower convex punching dies to punch holes in the formed lower convex point ends.

[0009] Preferred technical solution five: a telescopic rod is installed between the upper template and the pressing plate.

[0010] The above structure enables this solution to have the following beneficial effects:

[0011] 1. By using the setting that the inner cavity of the upper template and the lower template can be filled with gas, after the double-sided concave-convex drainage board is stamped and formed, the double-sided concave-convex drainage board is accelerated to separate from the upper template and the lower template by inflating the inner concave film 1 and the inner concave mold 2 to avoid adhesion;

[0012] 2. The puncture needle can punch holes at the lower convex end of the double-sided concave-convex drainage board, so that the double-sided concave-convex drainage board can be drained through the hole after laying. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 This is a schematic diagram of the overall structure of this scheme;

[0015] Figure 2 This is the main view of this scheme;

[0016] Figure 3 This is the AA section view of this scheme;

[0017] Figure 4 This is the BB section view of this scheme;

[0018] Figure 5 This is a schematic diagram of the structure of the template under this scheme;

[0019] Figure 6 This is a schematic diagram of the structure of the template in this scheme.

[0020] Among them, 1. device seat, 2. double-headed screw, 3. upper template, 31. inner concave mold 1, 4. lower template, 41. inner concave mold 2, 5. upper convex punching mold, 6. lower convex punching mold, 7. air pump device, 8. puncture needle, 9. pressure plate, 10. telescopic rod. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] like Figure 1-Figure 6 , a punching device for processing double-sided concave-convex drainage board, comprising a device seat 1 and an upper template 3 and a lower template 4 which are symmetrical and slide on the device seat 1, a top surface of the lower template 4 is distributed with a plurality of upper convex punching molds 5 arranged in a matrix, a bottom surface of the upper template 3 is distributed with a plurality of lower convex punching molds 6 arranged in a matrix, the upper convex punching mold 5 is misaligned with the lower convex punching mold 6, and an inner concave mold 1 31 for the upper convex punching mold 5 to be inserted is provided on the upper template 3, and an inner concave mold 2 41 for the lower convex punching mold 6 to be inserted is provided on the lower template 4, when in use, the upper template 3 and the lower template 4 are closed to prevent the plastic plate therebetween from being pressed into a double-sided concave-convex drainage board, the lower convex punching mold 6 and the upper convex punching mold 5 are both heating parts, and heating is used to shape the plastic plate when punching holes, a thermal insulation pad 1 is provided between the upper convex punching mold 5 and the lower template 4, and a thermal insulation pad 2 is provided between the lower convex punching mold 6 and the upper template 3;

[0023] The interior of the upper template 3 and the lower template 4 is a hollow cavity, the inner concave mold 1 31 extends into the inner cavity of the upper template 3, and the inner concave mold 2 41 extends into the inner cavity of the lower template 4. The top of the inner concave mold 1 31 is connected with the inner cavity of the upper template 3 through the opened hole, and the bottom of the inner concave mold 2 41 is connected with the inner cavity of the lower template 4 through the opened hole. After the double-sided concave convex drainage board is stamped and formed, the double-sided concave convex drainage board is accelerated to separate from the upper template 3 and the lower template 4 by inflating the inner concave mold 1 and the inner concave mold 2 41.

[0024] like Figure 1 and Figure 2, a punching device for processing double-sided concave-convex drainage boards, an air pumping device 7 is arranged on the device seat 1, and the air outlet of the air pumping device 7 is connected with the inner cavity of the upper template 3 and the inner cavity of the lower template 4 through a hose, and air is pumped into the inner cavity of the upper template 3 and the lower template 4 through the air pumping device 7 after the double-sided concave-convex drainage board is stamped and formed; at the same time, the air pumping device 7 is also provided with a heater, and the heater can heat the gas pumped into the inner cavity of the upper template 3 and the inner cavity of the lower template 4. When the unheated gas is selected to be filled into the inner cavity of the upper template 3 and the lower template 4, not only can the demoulding be accelerated, but also the formed double-sided concave-convex drainage board can be cooled by air; when the heated gas is selected to be filled into the inner cavity of the upper template 3 and the lower template 4, the inner concave mold 1 31 and the inner concave mold 2 41 in the upper template 3 and the lower template 4 can be preheated before punching the plastic board, so as to avoid the influence of hot and cold contact on the punching effect.

[0025] like Figure 1 A punching device for processing double-sided concave-convex drainage boards, a double-headed screw 2 is rotatably provided on a device seat 1, and the sides of an upper template 3 and a lower template 4 are sleeved on both ends of the double-headed screw 2 through threaded holes. The rotation of the double-headed screw 2 is used to control the upper template 3 and the lower template 4 to approach or move away from each other. At the same time, a motor connected to the double-headed screw 12 is provided in the device seat 1.

[0026] like Figure 1-Figure 4 A punching device for processing double-sided concave-convex drainage boards, each group of lower convex punching molds 6 is slidably penetrated by a puncturing needle 8, the top of the puncturing needle 8 slides through the upper template 3 and extends to the top of the upper template 3, a group of pressing plates 9 are fixed on the top of the multiple groups of puncturing needles 8, and the pressing plates 9 are pressed downward to control the puncturing needles 8 to extend from the lower convex punching mold 6 to punch holes in the formed lower convex point ends while the double-sided concave-convex drainage boards are being formed. A telescopic rod 10 is installed between the upper template 3 and the pressing plate 9, and the working state of the puncturing needles 8 is controlled by the extension of the telescopic rod 10.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A punching device for processing double-sided concave-convex drainage boards, comprising a device seat (1) and an upper template (3) and a lower template (4) that are symmetrical in upper and lower directions and slide on the device seat (1), wherein a plurality of groups of upper convex punching dies (5) are distributed on the top surface of the lower template (4), and a plurality of groups of lower convex punching dies (6) are distributed on the bottom surface of the upper template (3), wherein the upper convex punching dies (5) and the lower convex punching dies (6) are staggered, and characterized in that: The upper template (3) is provided with an inner concave mold (31) for inserting the upper convex punching mold (5), and the lower template (4) is provided with an inner concave mold (41) for inserting the lower convex punching mold (6); the upper template (3) and the lower template (4) are hollow cavities, the inner concave mold (31) extends into the inner cavity of the upper template (3), and the inner concave mold (41) extends into the inner cavity of the lower template (4); the top end of the inner concave mold (31) is connected to the inner cavity of the upper template (3) through the hole, and the bottom end of the inner concave mold (41) is connected to the inner cavity of the lower template (4) through the hole.

2. A punching device for processing double-sided concave-convex drainage board according to claim 1, characterized in that: An air pumping device (7) is provided on the device seat (1), and an air outlet of the air pumping device (7) is connected to the inner cavity of the upper mold plate (3) and the inner cavity of the lower mold plate (4) through a hose.

3. A punching device for processing double-sided concave-convex drainage board according to claim 2, characterized in that: The air pumping device (7) is also provided with a heater.

4. A punching device for processing double-sided concave-convex drainage board according to claim 1, characterized in that: The lower convex punching die (6) and the upper convex punching die (5) are both heating elements.

5. A punching device for processing double-sided concave-convex drainage board according to claim 1, characterized in that: Each group of the lower convex punching dies (6) is provided with a piercing needle (8) that slides through it. The top of the piercing needle (8) slides through the upper template (3) and then extends to the top of the upper template (3). A group of pressing plates (9) are fixed on the top of the multiple groups of piercing needles (8).

6. A punching device for processing double-sided concave-convex drainage board according to claim 5, characterized in that: A telescopic rod (10) is installed between the upper template (3) and the pressing plate (9).

7. A punching device for processing double-sided concave-convex drainage board according to claim 4, characterized in that: A thermal insulation pad is provided between the upper convex punching die (5) and the lower die plate (4).

8. A punching device for processing double-sided concave-convex drainage board according to claim 4, characterized in that: A second heat-insulating pad is provided between the lower convex punching die (6) and the upper die plate (3).

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