阅读说明：本技术 一种应用于发动机的密封垫片及其加工工艺 (Sealing gasket applied to engine and processing technology thereof ) 是由 叶世立 于 2021-07-29 设计创作，主要内容包括：本发明公开了一种应用于发动机的密封垫片及其加工工艺,包括包括密封垫片本体,所述密封垫片本体包括金属垫片、铺设在金属垫片螺孔两面的限位垫以及包裹在金属垫片上下表面的橡胶层,所述橡胶层表面设有若干道密封线,此应用于发动机的密封垫片及其加工工艺,通过第一输送结构、第二输送结构分别将金属垫片和限位垫输送至焊接机下方,通过翻转机构将金属垫片两面均焊接限位垫,通过滑动机构和卸料机构的配合作用,使得金属垫片焊件自动下料,再通过模压机模压即可制成所需密封垫片,结合橡胶产品的压缩性好,利用金属的耐久性,不易变型的特点,进行两种材料的组合,提高密封垫片的性能,延长其使用寿命。(The invention discloses a sealing gasket applied to an engine and a processing technology thereof, which comprises a sealing gasket body, wherein the sealing gasket body comprises a metal gasket, limiting pads laid on two sides of a screw hole of the metal gasket and rubber layers wrapped on the upper surface and the lower surface of the metal gasket, a plurality of sealing lines are arranged on the surface of the rubber layers, the sealing gasket applied to the engine and the processing technology thereof are characterized in that the metal gasket and the limiting pads are respectively conveyed to the lower part of a welding machine through a first conveying structure and a second conveying structure, the limiting pads are welded on two sides of the metal gasket through a turnover mechanism, the metal gasket weldment is automatically blanked through the cooperation of a sliding mechanism and a discharging mechanism, the required sealing gasket can be manufactured through mould pressing of a mould pressing machine, the sealing gasket is combined with the characteristics of good compressibility of a rubber product, and the durability and difficult deformation of metal, improve the performance of the sealing gasket and prolong the service life of the sealing gasket.)

1. The utility model provides a be applied to seal gasket of engine, seal gasket body (1), its characterized in that, seal gasket body (1) include metal gasket (11), lay spacing pad (12) and the rubber layer (13) of parcel on metal gasket (11) upper and lower surface at metal gasket (11) screw both sides, rubber layer (13) surface is equipped with a plurality of sealing lines (14).

2. A gasket seal for an engine according to claim 1, wherein: the height of the sealing line (14) is 0.5-0.7cm higher than the height of the rubber surface.

3. The machining process applied to the sealing gasket of the engine according to claim 1, wherein the machining process comprises the following steps: the processing technology comprises the following steps:

step one, a metal gasket conveying module: the metal gasket is conveyed to the welding table through the first conveying mechanism;

step two, the limiting pad conveying module: the limiting pad is conveyed to a metal pad positioned on the welding table through a second conveying mechanism;

step three, welding the module: moving the welding table to a welding area through a sliding mechanism, and welding the limiting pad and the metal gasket by a welding machine;

step four, turning over the module: the turnover mechanism turns over the metal gasket in the third step, and the metal gasket is welded with the limiting pad again to obtain a metal gasket weldment;

step five, the unloading module: the unloading mechanism unloads the metal gasket weldment in the fourth step from the welding table;

step six, molding the module: and die pressing the two sides of the metal gasket weldment and the rubber in the step five through a die pressing machine.

4. A first conveyance mechanism according to claim 3, wherein: the first conveying mechanism (2) comprises a conveyor (21), one side of the conveyor (21) is provided with a blanking part (3) for sequencing and blanking the metal gasket (11), and the metal gasket (11) is driven by the blanking part (3) to intermittently fall onto the welding table (4).

5. A first conveyance mechanism according to claim 4, wherein: unloading spare (3) are including offering first standing groove (31) and second standing groove (32) in conveyer (21) one side, first standing groove (31) have rolling disc (34) of taking gag lever post (33) through positioning block connection, rolling disc (34) run through chuck (36) that locating piece one end fixedly connected with seted up draw-in groove (35), chuck (36) have kelly (37) through draw-in groove (35) joint, be connected with between kelly (37) and the locating piece expanding spring (38), and kelly (37) keep away from the one end of rolling disc (34) and are connected with relative second standing groove (32) through the connecting axle and carry out pivoted and block pole (39), and metal shim (11) promote to block that pole (39) rotate relative second standing groove (32) to drive rolling disc (34) drive gag lever post (33) and rotate.

6. A turnover mechanism as set forth in claim 3 in which: turnover mechanism (5) are including offering turnover groove (51) in welding table (4) one side, turnover groove (51) inside is equipped with two and rotates in opposite directions, takes rotor plate (53) of stopper (52), two be connected with dwang (54) between rotor plate (53), and dwang (54) one side is equipped with drive dwang (54) pivoted upset motor (55).

7. A second conveyance mechanism according to claim 3, wherein: second conveying mechanism (6) are including conveyer belt (61), be equipped with operation table (62) in the middle of conveyer belt (61) and welding table (4), be equipped with on operation table (62) and pick up mechanism (63) to the machinery that spacing pad (12) picked up.

8. A discharge mechanism according to claim 3, wherein: discharge mechanism (7) are including setting up bracing piece (71) in conveyer (21) both sides, two be connected with one oblique driving lever (72) between bracing piece (71), the welding back that finishes, through slide mechanism (8) increase distance between welding table (4) and conveyer (21), metal gasket (11) and oblique driving lever (72) contact, under the drive of oblique driving lever (72), metal gasket (11) move to welding table (4) one side, welding table (4) one side is equipped with slide (73) of taking the baffle, metal gasket (11) landing to slide (73) in.

9. A slide mechanism as claimed in claim 8, wherein: slide mechanism (8) are including setting up fixed track (81) in welding table (4) both sides, welding table (4) and fixed track (81) sliding connection, and welding table (4) one side is equipped with telescopic cylinder (82).

10. The die press of claim 3, wherein: and the two templates (91) of the molding press (9) are provided with sealing grooves (92).

Technical Field

The invention relates to the technical field of engine parts, in particular to a sealing gasket applied to an engine and a processing technology thereof.

Background

The sealing gasket is a sealing spare part used for machines, equipment and pipelines as long as the fluid exists, and the sealing gasket is made of an inner part and an outer part and plays a role in sealing. The sealing gasket is made of metal or nonmetal plate-shaped material by cutting, stamping or cutting and is used for sealing connection between pipelines and sealing connection between machine parts of machine equipment. Can be divided into a metal sealing gasket and a non-metal sealing gasket according to the material. The metal gasket comprises a copper gasket, a stainless steel gasket, an iron gasket, an aluminum gasket and the like. Non-metal asbestos gaskets, non-asbestos gaskets, paper gaskets, rubber gaskets, and the like.

With the high-quality development of the automobile industry, the sealing requirement on an engine is higher and higher, and due to the limitation of the working condition of the engine, factors such as small bolt torque force, uneven bolt distribution, flatness of a joint surface, rigidity of materials of corresponding parts of the engine and the like of an area needing sealing are adopted, and silica gel and pure rubber materials are added by adopting a traditional sealing gasket non-metal material such as an asbestos-free material through a silk-screen process; the material has large compression, can make up the defects of working conditions, easily causes the torque loss of the bolt under the long-term working condition, leads to failure leakage, but the other type presses the sealing rib by using metal materials such as stainless steel and low-carbon steel, and after the sealing gasket is stressed, the stress is uneven, the surface pressure effect is not ideal, the leakage is easily generated, and the performance of the engine is influenced. Therefore, a sealing gasket applied to an engine and a processing technology thereof are provided.

Disclosure of Invention

The invention aims to provide a sealing gasket applied to an engine and a processing technology thereof, and aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the sealing gasket body comprises a metal gasket, limiting pads paved on two sides of a screw hole of the metal gasket and rubber layers wrapped on the upper surface and the lower surface of the metal gasket, wherein a plurality of sealing lines are arranged on the surface of each rubber layer.

Preferably, the height of the sealing line is 0.5-0.7cm higher than the rubber surface height.

Preferably, the processing technology comprises the following steps:

step one, a metal gasket conveying module: the metal gasket is conveyed to the welding table through the first conveying mechanism;

step two, the limiting pad conveying module: the limiting pad is conveyed to a metal pad positioned on the welding table through a second conveying mechanism;

step three, welding the module: moving the welding table to a welding area through a sliding mechanism, and welding the limiting pad and the metal gasket by a welding machine;

step four, turning over the module: the turnover mechanism turns over the metal gasket in the third step, and the metal gasket is welded with the limiting pad again to obtain a metal gasket weldment;

step five, the unloading module: the unloading mechanism unloads the metal gasket weldment in the fourth step from the welding table;

step six, molding the module: and die pressing the two sides of the metal gasket weldment and the rubber in the step five through a die pressing machine.

Preferably, the first conveying mechanism comprises a conveyor, a blanking part for sequencing and blanking the metal gaskets is arranged on one side of the conveyor, and the metal gaskets are driven by the blanking part to intermittently fall onto the welding table.

Preferably, the unloading piece is including seting up first standing groove and the second standing groove in conveyer one side, first standing groove has the rolling disc of taking the gag lever post through the locating piece connection, the rolling disc runs through the chuck that locating piece one end fixedly connected with seted up the draw-in groove, the chuck has the kelly through the draw-in groove joint, be connected with expanding spring between kelly and the locating piece, and the kelly one end of keeping away from the rolling disc is connected with relative second standing groove through the connecting axle and carries out the pivoted and block the pole, and metal gasket promotes to block that the relative second standing groove of pole rotates to the drive rolling disc drives the gag lever post and rotates.

Preferably, tilting mechanism is including seting up the upset groove in welding table one side, the upset inslot portion is equipped with two and rotates in opposite directions, takes the rotor plate of stopper, two be connected with the dwang between the rotor plate, and dwang one side is equipped with drive dwang pivoted upset motor.

Preferably, the second conveying mechanism comprises a conveying belt, an operation table is arranged between the conveying belt and the welding table, and a mechanical picking mechanism for picking up the limiting pads is arranged on the operation table.

Preferably, shedding mechanism is including setting up the bracing piece in the conveyer both sides, two be connected with an oblique driving lever between the bracing piece, after the welding finishes, through the distance between slide mechanism increase welding table and the conveyer, metal gasket and oblique driving lever contact, under the drive of oblique driving lever, metal gasket removes to welding table one side, and welding table one side is equipped with the slide of taking the baffle, and metal gasket landing is to in the slide.

Preferably, slide mechanism is including setting up the fixed track in welding table both sides, welding table and fixed track sliding connection, and welding table one side is equipped with telescopic cylinder.

Preferably, the two templates of the molding press are provided with sealing grooves.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the welded metal gasket is automatically unloaded by the unloading piece and is accommodated in the slide, so that the subsequent welding work of the gasket is not influenced.

2. The position of the welding table relative to the conveyor is adjusted through the sliding mechanism, so that the turnover mechanism is still positioned below the welding machine after the metal gasket is turned over, the in-situ welding is realized, and the sliding mechanism drives the welding table to move relative to the inclined deflector rod, so that the automatic unloading is realized.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the structure of the present invention;

FIG. 3 is a schematic structural view of a first conveying mechanism;

FIG. 4 is a schematic structural view of a blanking member;

FIG. 5 is a schematic structural view of a second conveying mechanism;

FIG. 6 is a schematic view of the turnover mechanism;

FIG. 7 is a structural plan view of the turnover mechanism;

FIG. 8 is a schematic diagram of a template structure;

FIG. 9 is a schematic structural view of a gasket body.

In the figure: 1-a sealing gasket body; 11-a metal gasket; 12-a spacing pad; 13-a rubber layer; 14-sealing line; 2-a first conveying mechanism; 21-a conveyor; 3-blanking part; 31-a first placing groove; 32-a second placement groove; 33-a limiting rod; 34-a rotating disc; 35-a card slot; 36-a chuck; 37-a clamping rod; 38-a telescoping spring; 39-blocking rod; 4-welding a table; 5-turning over mechanism; 51-a turnover groove; 52-a limiting block; 53-rotating the plate; 54-rotating rods; 541-a first rotating lever; 542-second rotating shaft; 543-a third rotating rod; 55-a turnover motor; 6-a second conveying mechanism; 61-a conveyor belt; 62-operating table; 63-a mechanical pick-up mechanism; 631-a drive motor; 632-a drive rod; 633-rotating bar; 7-a discharging mechanism; 71-a support bar; 72-inclined deflector rod; 73-a slide; 8-a sliding mechanism; 81-fixed track; 82-telescopic air cylinder; 9-a mould press; 91-template; 92-seal groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: the sealing gasket applied to the engine comprises a sealing gasket body 1, wherein the sealing gasket body 1 comprises a metal gasket 11, limiting pads 12 laid on two sides of a screw hole of the metal gasket 11 and a rubber layer 13 wrapped on the upper surface and the lower surface of the metal gasket 11, and a plurality of sealing lines 14 are arranged on the surface of the rubber layer 13.

The height of the sealing line 14 is 0.5-0.7cm higher than the rubber surface.

The processing technology comprises the following steps:

step one, a metal gasket conveying module: the metal gasket is conveyed to the welding table through the first conveying mechanism;

step two, the limiting pad conveying module: the limiting pad is conveyed to a metal pad positioned on the welding table through a second conveying mechanism;

step three, welding the module: moving the welding table to a welding area through a sliding mechanism, and welding the limiting pad and the metal gasket by a welding machine;

step four, turning over the module: the turnover mechanism turns over the metal gasket in the third step, and the metal gasket is welded with the limiting pad again to obtain a metal gasket weldment;

step five, the unloading module: the unloading mechanism unloads the metal gasket weldment in the fourth step from the welding table;

step six, molding the module: and die pressing the two sides of the metal gasket weldment and the rubber in the step five through a die pressing machine.

The first conveying mechanism 2 comprises a conveyor 21, a blanking part 3 for sequencing and blanking the metal gaskets 11 is arranged on one side of the conveyor 21, an operator places the metal gaskets 11 on the conveyor 21 through manual operation, and the metal gaskets 11 intermittently drop onto the welding table 4 under the driving of the blanking part 3.

The blanking part 3 comprises a first placing groove 31 and a second placing groove 32 which are arranged on one side of the conveyor 21, the first placing groove 31 is connected with a rotating disc 34 with a limiting rod 33 through a positioning block, the rotating disc 34 penetrates through one end of the positioning block and is fixedly connected with a chuck 36 with a clamping groove 35, the chuck 36 is connected with a clamping rod 37 in a clamping mode through the clamping groove 35, a telescopic spring 38 is connected between the clamping rod 37 and the positioning block, one end, far away from the rotating disc 34, of the clamping rod 37 is connected with a blocking rod 39 which rotates relative to the second placing groove 32 through a connecting shaft, and the metal gasket 11 pushes the blocking rod 39 to rotate relative to the second placing groove 32, so that the rotating disc 34 is driven to drive the limiting rod 33 to rotate;

when the metal gasket 11 is conveyed on the conveyor 21, the blocking rod 39 is rotated relative to the second placing groove 32 under the action of gravity of the metal gasket 11, the blocking rod 39 pulls the clamping rod 37 to be far away from the clamping groove 35 through the telescopic spring 38, so that the metal gasket 11 positioned at the rear part pushes the rotating disc 34 to rotate, the metal gasket 11 at the rear part slides under the pushing of the limiting rod 33 and continues to slide to the blocking rod 39, the metal gasket 11 is further intermittently passed through, and the sliding time interval between the front metal gasket 11 and the rear metal gasket 11 just meets the time for welding two surfaces of the metal gasket 11.

The turnover mechanism 5 comprises a turnover groove 51 arranged on one side of the welding table 4, two turning plates 53 which rotate oppositely and are provided with limiting blocks 52 are arranged in the turnover groove 51, a rotating rod 54 is connected between the turning plates 53, a turnover motor 55 for driving the rotating rod 54 to rotate is arranged on one side of the rotating rod 54, the rotating rod 54 comprises a first rotating rod 541, a second rotating rod 542 and a third rotating rod 543, the output end of the turnover motor 55 is connected with the middle part of the first rotating rod 541, the two ends of the first rotating rod 541 are respectively connected with the second rotating rod 542 and the third rotating rod 543, and the second rotating rod 542 and the third rotating rod 543 are respectively connected with the two turning plates 53 in a rotating way, so that the two turning plates 53 are driven to rotate oppositely to turn the metal gasket 11;

when the metal gasket 11 is conveyed from the conveyor 21 to the welding table 4, the limiting blocks 52 on the rotating plates 53 limit the metal gasket 11, and when the rotating plates 53 are turned, the limiting blocks 52 of the two rotating plates 53 limit the turning of the metal gasket 11 due to a certain distance between the two rotating plates 53, so that the metal gasket 11 is prevented from falling off when being turned.

The second conveying mechanism 6 comprises a conveying belt 61, an operating table 62 is arranged between the conveying belt 61 and the welding table 4, a mechanical picking mechanism 63 for picking up the limiting pad 12 is arranged on the operating table 62, the mechanical picking mechanism 63 is in the prior art and can be realized in multiple ways, the mechanical picking mechanism 63 comprises a driving motor 631 arranged on the operating table 62, the driving motor 631 is fixedly connected with the operating table 62 through a support frame, the output end of the driving motor 631 is connected with a driving rod 632 through a coupler, the driving rod 632 is composed of a plurality of hinged rods, the driving rod 632 penetrates through one side of the support frame and is connected with a rotating rod 633 with a vacuum suction nozzle, the driving motor 631 drives the rotating rod 633 to rotate relative to the operating table 62, so that the vacuum suction nozzle places the limiting pad 12 at a screw hole of the metal gasket 11, and realizes welding of the metal gasket 11 and the limiting pad 12, the preparation of the metal gasket 11 weldment is performed.

The discharging mechanism 7 comprises supporting rods 71 arranged on two sides of the conveyor 21, an inclined shifting rod 72 is connected between the supporting rods 71, after welding is finished, the distance between the welding table 4 and the conveyor 21 is increased through a sliding mechanism 8, the metal gasket 11 is in contact with the inclined shifting rod 72, the metal gasket 11 moves towards one side of the welding table 4 under the driving of the inclined shifting rod 72, a slide 73 with a baffle is arranged on one side of the welding table 4, and the metal gasket 11 slides into the slide 73.

The sliding mechanism 8 comprises fixed rails 81 arranged on two sides of the welding table 4, the welding table 4 is connected with the fixed rails 81 in a sliding mode, a telescopic cylinder 82 is arranged on one side of the welding table 4, the telescopic cylinder 82 pushes the welding table 4 to slide along the fixed rails 81, and the metal gaskets 11 before and after being turned are located right below the welding machine to achieve fixing of a welding position;

the welding machine (not shown in the figures) used in the invention is the prior art, and redundant description is omitted here, and the telescopic cylinder 82 can accurately control the position of the metal gasket 11 away from the welding machine by controlling the telescopic distance, and can also realize the unloading of the inclined deflector rod 72 to the metal gasket 11 body.

The two templates 91 of the molding press 9 are both provided with a sealing groove 92, the two templates 91 are a bottom template and a top template in the existing molding press 9, the rubber layer 13, the metal gasket 11 weldment and the rubber layer 13 are sequentially placed on the template 91 at the bottom, and the template 91 at the top in the molding press 9 extrudes the template 91 at the bottom, so that the sealing gasket body 1 is molded.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.