阅读说明：本技术 一种接触式曲轴清洗方法及其设备 (Contact type crankshaft cleaning method and equipment ) 是由 周先忠 李海刚 于林波 刘哈 李耀东 于 2021-07-23 设计创作，主要内容包括：本发明提供一种接触式曲轴清洗方法及其设备,设有工作台、抛轮和气动浮头,所述工作台上设有定位机构,所述定位机构上设有工件,所述工作台后方设有进给气缸,所述抛轮一端设有旋转电机,所述抛轮的上方设有喷淋系统,所述气动浮头下方设有毛刷。其解决了现有曲轴清洁度要求较高,实际操作中油孔清洁效率低、成本高、费时费力的技术问题。本发明可广泛应用于曲轴表面及油孔的清洗。(The invention provides a contact type crankshaft cleaning method and equipment thereof, which are provided with a workbench, a throwing wheel and a pneumatic floating head, wherein the workbench is provided with a positioning mechanism, a workpiece is arranged on the positioning mechanism, a feeding cylinder is arranged behind the workbench, one end of the throwing wheel is provided with a rotating motor, a spraying system is arranged above the throwing wheel, and a hairbrush is arranged below the pneumatic floating head. It has solved current crankshaft cleanliness requirement and has had higher, oil hole cleaning efficiency is low, with high costs, waste time and energy's technical problem in the actual operation. The invention can be widely applied to the cleaning of the crankshaft surface and the oil hole.)

1. The utility model provides a contact bent axle cleaning equipment which characterized in that is equipped with workstation, throwing wheel and pneumatic floating head, be equipped with positioning mechanism on the workstation, the last work piece that is equipped with of positioning mechanism, the workstation rear is equipped with the feed cylinder, throwing wheel one end is equipped with the rotating electrical machines, the top of throwing wheel is equipped with spray system, pneumatic floating head below is equipped with the brush.

2. The contact type crankshaft cleaning device according to claim 1, wherein the positioning mechanism comprises a rotary index head, a pneumatic gripper, a tip and a tailstock, the pneumatic gripper is arranged on the rotary index head, the tip is arranged on the tailstock, and the rotary index head and the tailstock are arranged on both sides of the workbench.

3. The contact crankshaft washing apparatus of claim 1, wherein the spraying system is connected to a water source and a gas source, respectively, and the water source is connected to the filtering system.

4. The contact crankshaft cleaning device according to claim 1, wherein a joint robot is provided on the working table, the pneumatic floating head is provided on the joint robot, and a brush house is further provided on the working table.

5. A contact crankshaft cleaning method using any one of claims 1 to 4, characterized by comprising the steps of:

(1) clamping a workpiece to be cleaned on a workbench through a positioning mechanism;

(2) the positioning mechanism drives the workpiece to rotate;

(3) the feeding cylinder drives the polishing wheel to advance, so that the polishing wheel contacts the outer surface of the workpiece;

(4) the rotary motor drives the throwing wheel to rotate, the spraying system is communicated with a water source filtered by the filtering system, and the outer surface of the workpiece is cleaned in a rotating mode;

(5) after the outer surface is cleaned, the polishing wheel retreats, and under the coordination of the rotary dividing head, the joint robot performs contact cleaning on the oil hole of the workpiece through a hairbrush clamped by the pneumatic floating head;

(6) and after the cleaning is finished, the spraying system closes the water source, connects the air source and integrally sweeps the workpiece.

6. The contact type crankshaft cleaning method according to claim 5, wherein the step (1) is embodied as follows: a workpiece to be cleaned is placed on the positioning mechanism, the tip on the tailstock is driven to move forward, the workpiece is pushed to be close to the pneumatic gripper on the rotary dividing head, and the workpiece is clamped by the pneumatic gripper.

7. The contact type crankshaft cleaning method according to claim 5, wherein a threshold value of the number of cleaning tools is preset, and when the number of cleaning tools reaches the threshold value, the joint robot drives the pneumatic floating head to the brush storage to automatically replace the brush.

Technical Field

The invention relates to a workpiece cleaning method, in particular to a contact type crankshaft cleaning method and equipment thereof.

Background

As is known, the requirements of the crankshaft of the key part of the engine on the cleanliness index are more and more strict besides higher requirements on dimensional accuracy, form and position accuracy, surface roughness and journal hardness. Once the crankshaft is not cleaned to reach the standard, a lubricating oil path of the engine is blocked by dirt or particles, so that an oil film of a kinematic pair is damaged, the abrasion of parts is aggravated if the oil film is light, and a bearing bush of the engine is scratched if the oil film is heavy, so that the working performance of the whole engine is reduced or the whole engine is scrapped. The crankshaft oil hole is more important to clean, manual cleaning is mostly adopted at home at present, and the cleaning efficiency is low and the cost is high.

Disclosure of Invention

The invention provides a contact type crankshaft cleaning method and equipment which can quickly and efficiently clean the surface of a workpiece and oil holes on the workpiece, have high precision and can clean in a large scale, and aims to solve the technical problems of high requirement on the cleanliness of the existing crankshaft, low oil hole cleaning efficiency, high cost and time and labor waste in actual operation.

Therefore, the technical scheme includes that the contact type crankshaft cleaning equipment is provided with a workbench, a throwing wheel and a pneumatic floating head, wherein a positioning mechanism is arranged on the workbench, a workpiece is arranged on the positioning mechanism, a feeding cylinder is arranged behind the workbench, one end of the throwing wheel is provided with a rotating motor, a spraying system is arranged above the throwing wheel, and a hairbrush is arranged below the pneumatic floating head.

Preferably, the positioning mechanism comprises a rotary dividing head, a pneumatic gripper, a tip and a tailstock, the pneumatic gripper is arranged on the rotary dividing head, the tip is arranged on the tailstock, and the rotary dividing head and the tailstock are arranged on two sides of the workbench.

Preferably, the spraying system is respectively connected with a water source and an air source, and the water source is connected with the filtering system.

Preferably, the workbench is provided with a joint robot, the pneumatic floating head is arranged on the joint robot, and the workbench is further provided with a brush warehouse.

A contact type crankshaft cleaning method comprises the following specific steps:

(1) clamping a workpiece to be cleaned on a workbench through a positioning mechanism;

(2) the positioning mechanism drives the workpiece to rotate;

(3) the feeding cylinder drives the polishing wheel to advance, so that the polishing wheel contacts the outer surface of the workpiece;

(4) the rotary motor drives the throwing wheel to rotate, the spraying system is communicated with a water source filtered by the filtering system, and the outer surface of the workpiece is cleaned in a rotating mode;

(5) after the outer surface is cleaned, the polishing wheel retreats, and under the coordination of the rotary dividing head, the joint robot performs contact cleaning on the oil hole of the workpiece through a hairbrush clamped by the pneumatic floating head;

(6) and after the cleaning is finished, the spraying system closes the water source, connects the air source and integrally sweeps the workpiece.

Preferably, the step (1) is specifically: a workpiece to be cleaned is placed on the positioning mechanism, the tip on the tailstock is driven to move forward, the workpiece is pushed to be close to the pneumatic gripper on the rotary dividing head, and the workpiece is clamped by the pneumatic gripper.

Preferably, a threshold value of the number of cleaning workpieces is preset, and when the cleaning number reaches the threshold value, the joint robot drives the pneumatic floating head to the brush storage to automatically replace the brushes.

The beneficial effects of the invention are that,

(1) according to the invention, the polishing wheel is combined with the spraying system, so that the outer surface of the workpiece is quickly cleaned, the hairbrush is arranged, the rotary dividing head is matched with the workpiece oil hole to position the workpiece oil hole, the oil hole on the surface of the workpiece can be automatically cleaned, manual cleaning is not needed, the labor intensity of workers is reduced, the cleaning efficiency is improved, the workpiece is not easy to leak and wash, and the workpiece quality is more reliable;

(2) due to the arrangement of the brush warehouse, when a certain number of workpieces are cleaned, the brushes are abraded, the joint robot drives the floating head to automatically replace the brushes, the operation is convenient and rapid, and the cleaning quality can be effectively guaranteed;

(3) after the cleaning is finished, a water source in the spraying system is replaced by an air source, so that the workpiece can be blown and blown quickly, and the surface cleanliness is ensured.

Drawings

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

FIG. 2 is a schematic diagram 2 of the overall structure of an embodiment of the present invention;

FIG. 3 is a schematic view of a portion of an embodiment of the present invention in FIG. 1;

fig. 4 is a partial structural schematic diagram 2 of an embodiment of the present invention.

The symbols in the drawings illustrate that:

1. a brush house; 2. rotating the index head; 3. a wheel is thrown; 4. a feed cylinder; 5. a spray system; 6. a rotating electric machine; 7. a pneumatic floating head; 8. an articulated robot; 9. a filtration system; 10. carrying out pneumatic hand grasping; 11. a work table; 12. a positioning mechanism; 13. a tip; 14. a brush; 15. and (4) a tail seat.

Detailed Description

The present invention will be further described with reference to the following examples.

As shown in figures 1-4, the contact type crankshaft cleaning equipment is provided with a workbench 11, a throwing wheel 3, a joint robot 8 and a pneumatic floating head 7, wherein the joint robot 8 is arranged on the workbench 11, the pneumatic floating head 7 is arranged on the joint robot 8, and a brush 14 is arranged below the pneumatic floating head 7. Be equipped with positioning mechanism 12 on workstation 11, positioning mechanism 12 is including rotatory dividing head 2, pneumatic handheld 10, top 13 and tailstock 15, pneumatic handheld 10 sets up on rotatory dividing head 2, top 13 is established on tailstock 15, the both sides of workstation 11 all are equipped with rotatory dividing head 2 and tailstock 15, place the bent axle on positioning mechanism 12, top 13 on the drive tailstock 15 advances, it is close to the pneumatic handheld 10 on the rotatory dividing head 2 to promote the bent axle, pneumatic handheld 10 presss from both sides tight bent axle, rotatory dividing head 2 drives the bent axle rotation of clamp tightly.

A feeding cylinder 4 is arranged behind the workbench 11, a rotating motor 6 is arranged at one end of the throwing wheel 3, the feeding cylinder 4 is used for driving the throwing wheel 3 to advance and retreat, and the rotating motor 6 is used for driving the throwing wheel 3 to rotate. The top of throwing wheel 3 is equipped with spray system 5, connects water source and air supply on spray system 5 respectively, and filtration system 9 is connected to the water source, and the water source after filtration of filtration system 9 gets into spray system 5 and sprays the bent axle and can guarantee that it can not cause pollution or damage to the bent axle to spray aquatic non-impurity.

Still be equipped with brush storehouse 1 on the workstation 11, after rinsing the bent axle and reaching a certain amount, brush 14 can be worn and torn, for guaranteeing cleaning quality, can set up joint robot 8 and drive pneumatic floating head 7 to brush storehouse 1 in the automatic brush 14 of changing, in the actual operation, can preset the threshold value of wasing the bent axle number, when rinsing quantity reaches the threshold value, joint robot 8 drives pneumatic floating head 7 to brush storehouse 1 in the automatic brush 14 of changing, convenient and fast can effectively guarantee cleaning quality.

A contact type crankshaft cleaning method comprises the following specific steps:

(1) clamping a crankshaft to be cleaned on a workbench 11 through a positioning mechanism 12;

(2) the positioning mechanism 12 drives the crankshaft to rotate;

(3) the feeding cylinder 4 drives the throwing wheel 3 to advance, so that the throwing wheel 3 contacts the outer surface of the crankshaft;

(4) the rotary motor 6 drives the throwing wheel 3 to rotate, and meanwhile, the spraying system 5 is communicated with a water source filtered by the filtering system 9, and the outer surface of the crankshaft is cleaned along with the rotation of the throwing wheel 3 to wash dirt and particles on the outer surface of the crankshaft;

(5) after the outer surface is cleaned, the polishing wheel 3 retreats, the spraying system 5 continues spraying, and the joint robot 8 cleans the inner wall of the oil hole of the crankshaft in a contact way through a brush 14 clamped by a pneumatic floating head 7 under the coordination of the rotary dividing head 2;

(6) after the cleaning is finished, the spraying system 5 closes a water source to stop spraying water, the air source is connected and adopts compressed air, the spraying system 5 adopts the compressed air to integrally blow and blow the crankshaft, the crankshaft is quickly dried, and the surface cleanliness is ensured.

According to the invention, the polishing wheel 3 is combined with the spraying system 5 to realize rapid cleaning of the outer surface of the crankshaft, the hairbrush 14 can be conveniently inserted into the oil hole for contact cleaning in a mode of clamping the hairbrush 14 by the pneumatic floating head 7, the rotary dividing head 2 is matched to realize accurate positioning of the crankshaft oil hole, a large amount of manual cleaning is not needed, the labor intensity of workers is reduced, the cleaning efficiency is improved, the influence of human factors is reduced, the missed cleaning is not easy to occur, and the crankshaft quality is more reliable.

However, the above description is only exemplary of the present invention, and the scope of the present invention should not be limited thereby, and the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.