Plane anti-deformation machining clamp for protecting cover of motor shell

Abstract

The utility model discloses a motor casing protecting cover plane anti-deformation machining clamp which comprises a lower positioning mechanism and an upper positioning mechanism, the lower positioning mechanism and the upper positioning mechanism both comprise fixing plates, the fixing plates are provided with a plurality of transverse adjusting holes and a plurality of longitudinal adjusting holes, positioning pipes are inserted into part of the transverse adjusting holes or the longitudinal adjusting holes, and the positioning pipes are connected with the fixing plates. A vacuum chuck is mounted at one end of each positioning pipe, an adjusting plate is fixedly connected to one end of each positioning pipe, a negative pressure pipe joint is connected to each adjusting plate, and the negative pressure pipe joints are communicated with the vacuum chucks through the positioning pipes. According to the plane anti-deformation machining clamp for the motor shell protecting cover, the mode that the upper surface and the lower surface of the motor shell protecting cover are positioned at the same time through the vacuum suction cups is adopted, accurate positioning is formed on the motor shell protecting cover, the motor shell protecting cover is evenly stressed in the machining process, and the deformation problem caused by too large local stress due to stamping and the like is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to tool fixture technical field, concretely relates to motor shell cover plane anti -deformation processing fixture. BACKGROUND

[0002] The motor model, specification are various, the shell structure of motor of different size, purpose is different, needs special tool fixture to carry out fixed in the reprocessing process, facilitates the processing of cooperation other equipment.Compared with the main part of motor shell, the thickness of motor shell cover is small, the structural strength is weak, the upper and lower surfaces have the design such as reinforcing rib, opening, when drilling, chamfering and so on machine processing, due to unbalanced force, it is easy to lead to cover deformation, causes the precision problem in later assembly process. CONTENT OF UTILITY MODEL

[0003] To solve the above technical problem, the utility model adopts the technical scheme: motor shell cover plane anti -deformation processing fixture, including lower positioning mechanism and upper positioning mechanism, lower positioning mechanism and upper positioning mechanism all include fixed plate, be equipped with a plurality of horizontal adjustment hole and a plurality of longitudinal adjustment hole on the fixed plate, part horizontal adjustment hole or longitudinal adjustment hole is inserted with positioning pipe, the one end of positioning pipe is installed with vacuum chuck after stretching out horizontal adjustment hole or longitudinal adjustment hole, the one end of positioning pipe is fixedly connected with adjusting plate, the both sides of adjusting plate are equipped with through -hole respectively, the adjusting screw is inserted in through -hole respectively, the upper nut and lower nut are respectively screwed on adjusting screw, adjusting plate is clamped between upper nut and lower nut, the one end of adjusting screw is fixedly connected with sliding block, the both sides of horizontal adjustment hole or longitudinal adjustment hole are equipped with T type slide respectively, the T type slide groove for corresponding T type slide insertion is equipped on sliding block, sliding block and the corresponding T type slide between through a plurality of locking screws are connected, the adjusting plate is connected with negative pressure pipe joint respectively, negative pressure pipe joint is communicated vacuum chuck through positioning pipe.

[0004] As the preferred of above technical scheme, the periphery of fixed plate is fixedly connected with surrounding plate respectively, the cover plate is detachably connected on surrounding plate, and surrounding plate, cover plate, fixed plate form box body, and adjusting screw, adjusting plate and negative pressure pipe joint are located in box body.

[0005] As the preferred of above technical scheme, the cover plate and fixed plate in upper positioning mechanism are equipped with movable mouth respectively.

[0006] As the preferred of above technical scheme, the surrounding plate of one side of box body in upper positioning mechanism is fixedly connected with connecting plate, and the multi-axis robot is connected to connecting plate.

[0007] As the preferred of above technical scheme, the cover plate is equipped with a plurality of air pipe holes.

[0008] As the preferred of above technical scheme, the spring is sleeved on positioning pipe, and the spring is clamped between adjusting plate and fixed plate.

[0009] The motor shell cover plane anti-deformation processing clamp has the advantages that the motor shell cover is accurately positioned by adopting the mode of positioning the upper and lower surfaces of the motor shell cover by the vacuum chuck, and the motor shell cover is uniformly stressed during the processing, thereby reducing the deformation problem caused by excessive local stress due to stamping and the like. BRIEF DESCRIPTION OF DRAWINGS

[0010] Fig. 1 is a structural schematic view of the utility model;

[0011] Fig. 2 is a sectional structure schematic view of the utility model. DETAILED DESCRIPTION

[0012] The technical solutions of the utility model will be described clearly and completely below in combination with the drawings. Obviously, the described embodiments are some of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without making creative efforts fall within the protection scope of the utility model.

[0013] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relationship based on the drawings shown, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0014] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For the ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0015] For example, Figs. 1-2As shown, the motor shell cover plane anti-deformation processing clamp comprises a lower positioning mechanism and an upper positioning mechanism. The lower positioning mechanism and the upper positioning mechanism each comprise a fixed plate 1. The fixed plate 1 is provided with a plurality of transverse adjusting holes 2 and a plurality of longitudinal adjusting holes 3. Some of the transverse adjusting holes 2 or the longitudinal adjusting holes 3 are inserted with positioning tubes 4. One end of the positioning tube 4 extends out of the transverse adjusting hole 2 or the longitudinal adjusting hole 3 and is provided with a vacuum chuck 5. One end of the positioning tube 4 is fixedly connected with an adjusting plate 6. The adjusting plate 6 is provided with through holes on both sides. The through holes are respectively inserted with adjusting screws 8. The adjusting screws 8 are respectively threadedly connected with upper nuts 9 and lower nuts 10. The adjusting plate 6 is clamped between the upper nuts 9 and the lower nuts 10. One end of the adjusting screw 8 is fixedly connected with a sliding block 11. The transverse adjusting hole 2 or the longitudinal adjusting hole 3 is respectively provided with a T-shaped sliding strip 13. The sliding block 11 is provided with a T-shaped sliding groove 14 for inserting the corresponding T-shaped sliding strip 13. The sliding block 11 and the corresponding T-shaped sliding strip 13 are connected through a plurality of locking screws 15. The adjusting plate 6 is respectively connected with a negative pressure pipe joint 16. The negative pressure pipe joint 16 is communicated with the vacuum chuck 5 through the positioning tube 4. When in use, the motor shell cover is placed on the lower positioning mechanism. The positioning tubes 4 of the lower positioning mechanism are upward. The corresponding positions on the lower surface of the motor shell cover are respectively sucked by the vacuum chucks 5. Then, the upper positioning mechanism is moved to the upper side of the motor shell cover. The positioning tubes 4 of the upper positioning mechanism are downward. The corresponding positions on the upper surface of the motor shell cover are sucked by the vacuum chucks 5. Then, the motor shell cover is processed by using a machining equipment. When the model of the motor shell cover is changed or the processing position is changed, the number, position and height of the positioning tubes 4 in the transverse adjusting holes 2 and the longitudinal adjusting holes 3 are adjusted so that the vacuum chucks 5 suck the motor shell cover at specific positions.

[0016] Further, the four sides of the fixed plate 1 are respectively fixedly connected with surrounding plates 17. The surrounding plates 17 are detachably connected with cover plates 18. The surrounding plates 17, the cover plates 18 and the fixed plate 1 form a box body. The adjusting screws 8, the adjusting plate 6 and the negative pressure pipe joint 16 are located in the box body. The box body protects the adjusting screws 8, the adjusting plate 6 and the negative pressure pipe joint 16.

[0017] Further, the cover plates 18 and the fixed plate 1 in the upper positioning mechanism are respectively provided with movable openings 19. The movable openings 19 in the upper positioning mechanism are used for the drill bit of a drilling machine and other processing tools to extend in for processing the motor shell cover.

[0018] Further, the surrounding plate 17 on one side of the box body in the upper positioning mechanism is fixedly connected with a connecting plate 20. The connecting plate 20 is connected with a multi-axis robot. The multi-axis robot controls the upper positioning mechanism to accurately move according to a set route.

[0019] Further, the cover plate 18 is provided with a plurality of air pipe holes 21. The air pipe holes 21 are used for the negative pressure pipeline to enter the box body to connect the negative pressure pipe joint 16.

[0020] Further, the positioning tube 4 is sleeved with a spring, and the spring is clamped between the adjusting plate 6 and the fixed plate 1. The spring makes the adjusting plate 6 and the fixed plate 1 always keep a forced state, so that the adjusting plate 6 and the fixed plate 1 form an integral whole.

[0021] It is worth mentioning that the technical features of the vacuum chuck and the like involved in the utility model patent application should be regarded as the prior art, the specific structure, working principle and possible control mode and spatial arrangement mode of these technical features can be selected by using the conventional selection in the field, and should not be regarded as the invention point of the utility model patent. The utility model patent will not be further specifically expanded and described in detail.

[0022] The preferred embodiments of the utility model are described in detail above, and it should be understood that those skilled in the art can make many modifications and changes without creative labor according to the concept of the utility model. Therefore, any technical solution obtained by logical analysis, reasoning or limited experiment on the basis of the prior art according to the concept of the utility model should be within the protection scope determined by the claims.

Claims

1. A fixture for machining the flat surface of a motor housing cover to prevent deformation, characterized in that, The lower positioning mechanism and the upper positioning mechanism each include a fixed plate, the fixed plate is provided with a plurality of transverse adjusting holes and a plurality of longitudinal adjusting holes, a positioning tube is inserted into part of the transverse adjusting holes or the longitudinal adjusting holes, a vacuum chuck is mounted on one end of the positioning tube which extends out of the transverse adjusting hole or the longitudinal adjusting hole, the one end of the positioning tube is fixedly connected with an adjusting plate, the adjusting plate is provided with a through hole on each side, an adjusting screw is inserted into each through hole, an upper nut and a lower nut are respectively screwed on the adjusting screw, the adjusting plate is clamped between the upper nut and the lower nut, one end of the adjusting screw is fixedly connected with a sliding block, the transverse adjusting hole or the longitudinal adjusting hole is provided with a T-shaped sliding bar on each side, the sliding block is provided with a T-shaped sliding groove for inserting the corresponding T-shaped sliding bar, the sliding block and the corresponding T-shaped sliding bar are connected through a plurality of locking screws, the adjusting plate is respectively connected with a negative pressure pipe joint, and the negative pressure pipe joint is communicated with the vacuum chuck through the positioning tube.

2. The fixture for preventing deformation of a flat surface of a cover of an electric machine housing according to claim 1, wherein The fixed plate is fixedly connected with a surrounding plate around the fixed plate, the surrounding plate is detachably connected with a cover plate, and the surrounding plate, the cover plate and the fixed plate form a box body, and the adjusting screw, the adjusting plate and the negative pressure pipe joint are located in the box body.

3. The fixture for preventing deformation of a flat surface of a cover of an electric machine housing according to claim 2, wherein The cover plate and the fixed plate in the upper positioning mechanism are respectively provided with a movable opening.

4. The fixture for preventing deformation of a flat surface of a cover of an electric machine housing according to claim 3, wherein The surrounding plate on one side of the box body in the upper positioning mechanism is fixedly connected with a connecting plate, and the connecting plate is connected with a multi-axis robot.

5. The fixture for preventing deformation of a flat surface of a cover of an electric machine housing according to claim 2, wherein The cover plate is provided with a plurality of air pipe holes.

6. The fixture for preventing deformation of a flat surface of a cover of an electric machine housing according to claim 1, wherein A spring is sleeved on the positioning tube, and the spring is clamped between the adjusting plate and the fixed plate.

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