阅读说明：本技术 高效多孔吹气设备及其使用方法 (Efficient porous blowing equipment and using method thereof ) 是由 甘昭 万伟 于 2021-07-15 设计创作，主要内容包括：本发明公开了一种高效多孔吹气设备,包括基板、固设于所述基板的定位装置、与所述定位装置组配的紧固装置及安装于所述基板的至少一个吹气装置,所述定位装置与所述紧固装置共同用于待吹气工件的固定,所述吹气装置包括与所述基板可拆卸连接的支撑壁、设置于所述支撑壁远离所述基板一端的导轨、安装于所述导轨并与所述导轨滑动连接的进位板、驱动所述进位板滑动的第一驱动装置及安装于所述进位板远离第一驱动装置一侧的吹气件,导轨与所述基板平行,且导轨的设置方向为靠近/远离定位装置的方向。与相关技术相比,本发明提供的高效多孔吹气设备,结构简单、操作便捷且能够实现自动化吹孔。本发明还提供了一种高效多孔吹气设备的使用方法。(The invention discloses high-efficiency porous air blowing equipment which comprises a base plate, a positioning device fixedly arranged on the base plate, a fastening device assembled with the positioning device and at least one air blowing device arranged on the base plate, wherein the positioning device and the fastening device are jointly used for fixing a workpiece to be blown, the air blowing device comprises a supporting wall detachably connected with the base plate, a guide rail arranged at one end of the supporting wall far away from the base plate, a carry plate arranged on the guide rail and connected with the guide rail in a sliding manner, a first driving device driving the carry plate to slide and an air blowing piece arranged at one side of the carry plate far away from the first driving device, the guide rail is parallel to the base plate, and the arrangement direction of the guide rail is the direction close to/far away from the positioning device. Compared with the prior art, the high-efficiency porous air blowing equipment provided by the invention is simple in structure, convenient and fast to operate and capable of realizing automatic hole blowing. The invention also provides a using method of the high-efficiency porous air blowing equipment.)

1. The high-efficiency porous air blowing equipment is characterized by comprising a base plate, a positioning device fixedly arranged on the base plate, a fastening device assembled with the positioning device and at least one air blowing device arranged on the base plate, wherein the positioning device and the fastening device are jointly used for fixing a workpiece to be blown, the air blowing device comprises a supporting wall detachably connected with the base plate, a guide rail arranged at one end, far away from the base plate, of the supporting wall, a carrying plate arranged on the guide rail and in sliding connection with the guide rail, a first driving device driving the carrying plate to slide and an air blowing piece arranged at one side, far away from the first driving device, of the carrying plate, the guide rail is parallel to the base plate, and the setting direction of the guide rail is the direction close to/far away from the positioning device.

2. The high-efficiency multi-hole blowing apparatus of claim 1, wherein the blowing device further comprises a mounting wall fixed to the supporting wall, the mounting wall is parallel to the carrying plate, the mounting wall comprises a plate body and a mounting hole penetrating through the plate body along a thickness direction of the plate body, and the first driving device is mounted in the mounting hole.

3. The high-efficiency porous blowing apparatus of claim 2, wherein the number of the blowing devices is three, and in the three blowing devices, the carry of the carry plate and the operation of the blowing member are performed simultaneously, and the blowing time of the blowing member is 3s to 10 s.

4. The high-efficiency porous blowing apparatus according to claim 3, wherein the blowing time of the blowing member is 5 s.

5. The high-efficiency porous air blowing apparatus according to claim 3, wherein in the air blowing device, the mounting wall further comprises a recess formed by recessing from the end surface of the plate body away from the base plate to the direction close to the base plate, the fastening device comprises a second driving device fixedly arranged in the recess, a bracket fixedly arranged on the side of the mounting wall close to the positioning device, a hinge block arranged on the bracket, and a pressing rod fixedly arranged on the hinge block, the hinge block is respectively hinged with the bracket and the second driving device, the positioning device comprises a plurality of positioning rods perpendicular to the base plate, and an included angle is formed between the second driving device and the base plate;

in the working process of the positioning device and the fastening device, the positioning rods provide primary positioning for the workpiece to be blown, and the second driving device works to enable the hinged block to rotate along the hinged joint of the hinged block and the support, so that the pressing rod is driven to carry in the direction close to the positioning rods, and the workpiece to be blown is pressed tightly.

6. The high-efficiency porous blowing apparatus in accordance with claim 5, wherein the angle between the second driving means and the substrate is 30 ° to 60 °.

7. The high-efficiency porous blowing apparatus in accordance with claim 5, wherein the first driving device and the second driving device are both air cylinders.

8. The high-efficiency porous air blowing device according to claim 5, wherein the pressure lever comprises a first section, a second section and a third section which are connected in sequence, and a buffer head arranged at the end of the third section, and 135-degree included angles are formed between the first section and the second section and between the second section and the third section.

9. The high-efficiency porous air blowing device according to claim 8, wherein the positioning rod comprises a housing fixedly connected to the base plate, a rod body disposed in the housing, a contact switch disposed at a bottom end of the housing, and a spring disposed at a bottom end of the rod body, the contact switch being electrically connected to the first driving device and the air blowing member.

10. A method of using the high efficiency porous blowing apparatus, providing the high efficiency porous blowing apparatus of claim 9, comprising the steps of:

step S10, positioning the workpiece to be blown by a plurality of positioning rods, wherein the positioning rods bear the weight of the workpiece to be blown together, and a gap exists between the rod body and the contact switch under the action of a plurality of springs;

step S20, starting the second driving device, wherein the second driving device works to enable the hinged block to rotate along the hinged point of the hinged block and the support, so as to drive the pressure lever to carry in the direction close to the positioning lever, and the buffer head is contacted with the workpiece to be blown and presses the lever body to be contacted with the contact switch;

step S30, the contact switch sends working signals to the first driving devices and the air blowing pieces, the first driving devices respectively drive the carry plates to carry, and the air blowing pieces stretch into holes in the surface of the workpiece to be blown to blow out moisture in the holes;

step S40, repeat steps S10 through S30.

Technical Field

The invention belongs to the technical field of die casting production, and particularly relates to efficient porous air blowing equipment and a using method thereof.

Background

In alloy die castings, key parts on automobiles, such as automobile engine cylinder bodies, crank cases, gearboxes, clutch housings and the like, are scrapped due to leakage caused by the fact that casting defects such as air holes, looseness and the like are easily generated inside the alloy die castings due to large sizes and complex structural shapes. Therefore, after the die casting production is completed, the air tightness detection of the workpiece is usually required, the water detection is popular in the industry because the water detection is rapid, efficient and stable and can be observed visually, and all large production plants adopt the water detection mode to perform the air tightness detection of the die casting.

However, after the workpiece is subjected to water detection, water is easily accumulated in the hole of the workpiece, and further the quality of the workpiece is affected. In the prior art, in order to remove moisture remaining in holes of workpieces after water detection, manual hole-by-hole blowing is generally used for blowing air to blow out the moisture remaining in the holes, and such an air blowing method is low in air blowing efficiency, and incomplete air blowing is easily caused due to neglected blowing or mistaken blowing caused by manual work, so that the production quality of the workpieces is affected.

Therefore, it is necessary to provide a high-efficiency porous blowing device which has a simple structure, is convenient to operate and can realize automatic hole blowing to solve the technical problems.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the high-efficiency porous air blowing equipment which is simple in structure, convenient and fast to operate and capable of realizing automatic hole blowing.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a high-efficiency porous air blowing device comprises a substrate, a positioning device fixedly arranged on the substrate, a fastening device assembled with the positioning device, and at least one air blowing device arranged on the substrate, wherein the positioning device and the fastening device are jointly used for fixing a workpiece to be blown, the air blowing device comprises a supporting wall detachably connected with the substrate, a guide rail arranged at one end of the substrate far away from the supporting wall, a position advancing plate arranged on the guide rail and connected with the guide rail in a sliding manner, a first driving device driving the position advancing plate to slide, and an air blowing piece arranged at one side of the position advancing plate far away from the first driving device, the guide rail is parallel to the substrate, and the setting direction of the guide rail is the direction close to/far away from the positioning device.

Preferably, the blowing device further comprises an installation wall fixedly arranged on the support wall, the installation wall is parallel to the carry plate, the installation wall comprises a plate body and an installation hole penetrating through the plate body along the thickness direction of the plate body, and the first driving device is installed in the installation hole.

Preferably, the number of the air blowing devices is three, in the three air blowing devices, the carry of the carry plate and the work of the air blowing piece are synchronously performed, and the air blowing time of the air blowing piece is 3s to 10 s.

Preferably, the blowing time of the blowing member is 5 s.

Preferably, in one of the blowing devices, the mounting wall further includes a groove formed by recessing the end surface of the plate portion away from the substrate toward the direction close to the substrate, the fastening device includes a second driving device fixedly disposed in the groove, a bracket fixedly disposed on the side of the mounting wall close to the positioning device, a hinge block mounted on the bracket, and a pressing rod fixedly disposed on the hinge block, the hinge block is respectively hinged to the bracket and the second driving device, the positioning device includes a plurality of positioning rods perpendicular to the substrate, and an included angle exists between the second driving device and the substrate;

in the working process of the positioning device and the fastening device, the positioning rods provide primary positioning for the workpiece to be blown, and the second driving device works to enable the hinged block to rotate along the hinged joint of the hinged block and the support, so that the pressing rod is driven to carry in the direction close to the positioning rods, and the workpiece to be blown is pressed tightly.

Preferably, the angle between the second driving device and the substrate is 30 ° to 60 °.

Preferably, the first driving device and the second driving device are both air cylinders.

Preferably, the compression bar comprises a first section, a second section and a third section which are sequentially connected, and a buffer head arranged at the end part of the third section, and 135-degree included angles are formed between the first section and the second section and between the second section and the third section.

Preferably, the positioning rod comprises a housing portion fixedly connected with the substrate, a rod portion arranged in the housing, a contact switch arranged at the bottom end of the housing portion, and a spring arranged at the bottom end of the rod portion, and the contact switch is electrically connected with the first driving device and the blowing piece.

A method of using the high efficiency porous blowing apparatus, providing the high efficiency porous blowing apparatus of claim 9, comprising the steps of:

step S10, positioning the workpiece to be blown by a plurality of positioning rods, wherein the positioning rods bear the weight of the workpiece to be blown together, and a gap exists between the rod body and the contact switch under the action of a plurality of springs;

step S20, starting the second driving device, wherein the second driving device works to enable the hinged block to rotate along the hinged point of the hinged block and the support, so as to drive the pressure lever to carry in the direction close to the positioning lever, and the buffer head is contacted with the workpiece to be blown and presses the lever body to be contacted with the contact switch;

step S30, the contact switch sends working signals to the first driving devices and the air blowing pieces, the first driving devices respectively drive the carry plates to carry, and the air blowing pieces stretch into holes in the surface of the workpiece to be blown to blow out moisture in the holes;

step S40, repeat steps S10 through S30.

In conclusion, compared with the prior art, the high-efficiency porous air blowing equipment provided by the invention realizes full-automatic air blowing of porous workpieces and multi-directional simultaneous air blowing of the workpieces, and has the advantages of simple structure, convenience in operation and higher working efficiency; through setting up the locating lever include with first drive arrangement and blow the contact switch that the piece electricity is connected, further promoted the degree of automation of equipment for "one key is automatic blows" and is possible.

Drawings

FIG. 1 is a schematic perspective view of a high-efficiency porous blowing apparatus according to the present invention;

FIG. 2 is a schematic view of a three-dimensional structure of the high-efficiency porous air blowing device provided by the invention after a workpiece to be blown is installed;

FIG. 3 is a schematic perspective view of another angle of the high-efficiency porous blowing apparatus shown in FIG. 2;

FIG. 4 is a cross-sectional view of a positioning rod of the high-efficiency porous blowing apparatus provided by the present invention.

In the figure, 100, a high-efficiency porous blowing device; 10. a substrate; 20. a positioning device; 21. positioning a rod; 211. a housing portion; 212. a lever portion; 213. a contact switch; 214. a spring; 30. a fastening device; 31. a second driving device; 32. a support; 33. a hinged block; 34. a pressure lever; 341. a first stage; 342. a second stage; 343. a third stage; 344. a buffer head; 40. a blowing device; 41. a support wall; 42. a guide rail; 43. a position-entering plate; 44. a first driving device; 45. an air blowing member; 46. a mounting wall; 461. a plate body portion; 462. mounting holes; 463. a groove; 200. and (5) blowing the workpiece.

Detailed Description

The invention is described in detail below with reference to the figures and examples. The following experimental examples and examples are intended to further illustrate but not limit the invention.

Referring to fig. 1 to 4, the present invention provides a high-efficiency porous blowing apparatus 100, wherein the high-efficiency porous blowing apparatus 100 includes a substrate 10, a positioning device 20 fixed on the substrate 10, a fastening device 30 assembled with the positioning device 20, and at least one blowing device 40 mounted on the substrate 10. Wherein the positioning device 20 and the fastening device 30 are used together for fixing the workpiece 200 to be blown.

The air blowing device 40 comprises a supporting wall 41 detachably connected with the substrate 10, a guide rail 42 arranged at one end of the supporting wall 41 far away from the substrate 10, a carrying plate 43 installed on the guide rail 42 and connected with the guide rail 42 in a sliding manner, a first driving device 44 driving the carrying plate 43 to slide, an air blowing piece 45 installed at one side of the carrying plate 43 far away from the first driving device 44, and an installation wall 46 fixedly arranged on the supporting wall 41. The guide rail 42 is parallel to the substrate 10, and the direction of the guide rail 42 is close to/far from the positioning device 20.

The support wall 41 is detachably connected with the base plate 10, so that the position of the support wall 41 of the high-efficiency porous air blowing device 100 can be adjusted according to the sizes of different workpieces, and the application range of the high-efficiency porous air blowing device 100 is wider.

The mounting wall 46 is parallel to the index plate 43.

Specifically, the mounting wall 46 includes a plate portion 461 and a mounting hole 462 penetrating the plate portion 461 in a thickness direction of the plate portion 461. The first driving device 44 is mounted in the mounting hole. During the operation of the high-efficiency porous air blowing apparatus 100, the first driving device 44 operates to drive the positioning plate 43 to move along the guide rail 42 toward or away from the positioning device 20, so as to drive the air nozzle of the air blowing piece 45 to extend into or leave the hole on the surface of the workpiece 200 to be blown.

In order to ensure the moisture removal effect of the holes on the surface of the workpiece 200 to be blown, in this embodiment, the diameter of the air nozzle of the blowing member 45 is smaller than the diameter of the holes on the surface of the workpiece 200 to be blown, and a gap is formed between the air nozzle and the bottom wall of the holes. Therefore, when the air blowing member 45 blows out high-pressure air, the moisture remaining in the holes can be blown out quickly, the air blowing effect is ensured, and the working efficiency is improved.

It should be noted that, in the present embodiment, the workpiece 200 to be blown needs to be blown by three surfaces, and therefore, the number of the blowing devices 40 is set to three. Of course, this is not a limitation of the present invention, and the number of the air blowing devices 40 may be changed according to the actual condition of the workpiece 200 to be blown. Meanwhile, in the three blowing devices 40, the carry of the carry plate 43 and the operation of the blowing member 4 are performed synchronously, and the blowing time of the blowing member 45 is 3s to 10 s.

Preferably, in the present embodiment, the blowing time of the blowing member 45 is 5 seconds.

Meanwhile, in the present embodiment, in order to reduce the space occupation area of the high-efficiency porous air-blowing apparatus 100, the fastening means 30 is provided to be installed in one of the air-blowing devices 20.

Specifically, in the air blowing device, the mounting wall 46 further includes a groove 463 concavely formed from an end surface of the plate portion 461 remote from the base plate 10 toward a direction approaching the base plate 10.

The fastening device 30 includes a second driving device 31 fixed in the groove 463, a bracket 32 fixed on one side of the mounting wall 46 close to the positioning device 20, a hinge block 33 mounted on the bracket 32, and a pressing rod 34 fixed on the hinge block 33. The hinge block 33 is hinged to the bracket 32 and the second driving device 31, and an included angle exists between the second driving device 31 and the substrate 10.

Through the included angle between the second driving device 31 and the substrate 10, the second driving device 31 can drive the hinge block 33 to rotate when working, and further drive the pressing rod 34 to rotate around the hinge point of the support 32, and finally the purpose of carrying in the direction close to the positioning device 20 is achieved.

Preferably, the included angle between the second driving device 31 and the substrate 10 is 30 ° to 60 °.

Preferably, the first driving device 44 and the second driving device 31 are both air cylinders.

The positioning device 20 includes a plurality of positioning rods 21 perpendicular to the substrate 10. In the working process of the positioning device 20 and the fastening device 30, the positioning rods 21 provide primary positioning for the workpiece 200 to be blown, and the second driving device 31 works to rotate the hinge block 33 along the hinge point between the hinge block and the bracket 32, so as to drive the pressing rod 34 to carry in the direction close to the positioning rods 21, thereby pressing the workpiece 200 to be blown.

The pressure lever 34 includes a first section 341, a second section 342, and a third section 343 connected in sequence, and a buffer head 344 disposed at an end of the third section 343. Wherein, an included angle of 135 ° exists between the first segment 341 and the second segment 342 and between the second segment 342 and the third segment 343. By arranging the first section 341, the second section 342 and the third section 343 at an angle to each other on the pressing rod 34, the pressing rod 34 can apply a force perpendicular to the substrate 10 to the workpiece 200 to be blown by rotation, and the workpiece 200 to be blown is tightly fixed together with the positioning rod 21.

The positioning rod 21 includes a housing 211 fixedly connected to the substrate 10, a rod 212 disposed in the housing 211, a contact switch 213 disposed at a bottom end of the housing 211, and a spring 214 disposed at a bottom end of the rod 212. The contact switch 213 is electrically connected to the first driving device 44 and the blowing member 45.

The invention also provides a using method of the high-efficiency porous air blowing equipment, which comprises the following steps:

step S10, positioning the workpiece to be blown by a plurality of positioning rods, wherein the positioning rods bear the weight of the workpiece to be blown together, and a gap exists between the rod body and the contact switch under the action of a plurality of springs;

step S20, starting the second driving device, wherein the second driving device works to enable the hinged block to rotate along the hinged point of the hinged block and the support, so as to drive the pressure lever to carry in the direction close to the positioning lever, and the buffer head is contacted with the workpiece to be blown and presses the lever body to be contacted with the contact switch;

step S30, the contact switch sends working signals to the first driving devices and the air blowing pieces, the first driving devices respectively drive the carry plates to carry, and the air blowing pieces stretch into holes in the surface of the workpiece to be blown to blow out moisture in the holes;

step S40, repeat steps S10 through S30.

Compared with the prior art, the efficient porous air blowing equipment provided by the invention realizes full-automatic air blowing of porous workpieces and multi-directional simultaneous air blowing of the workpieces, and has the advantages of simple structure, convenience in operation and higher working efficiency; through setting up the locating lever include with first drive arrangement and blow the contact switch that the piece electricity is connected, further promoted the degree of automation of equipment for "one key is automatic blows" and is possible.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that several improvements and modifications without departing from the principle of the present invention will occur to those skilled in the art, and such improvements and modifications should also be construed as within the scope of the present invention.