阅读说明：本技术 用于缸体装配的自动导引运输车 (Automatic guide transport vehicle for cylinder body assembly ) 是由 刘勉 樊焱卓 杨旭 于 2019-08-27 设计创作，主要内容包括：本发明提供用于缸体装配的自动导引运输车,属于缸体装配技术领域,包括：车体,装备有电磁或光学自动导引装置；定位结构,设置在车体上,适于通过与定位销配合对车体的前后上下左右三个方向进行定位；转台集成,设置在所述车体上,用于连接缸体。本发明的车体带着缸体通过电磁或者光学的导引到达指定的位置,之后通过定位结构将车体准确的固定在精确地位置,转台集成实现与机械手的对接,从而实现装配的过程中,缸体与机械手的自动化的对接和取放。(The invention provides an automatic guide transport vehicle for cylinder body assembly, which belongs to the technical field of cylinder body assembly and comprises: a vehicle body equipped with an electromagnetic or optical automatic guide device; the positioning structure is arranged on the vehicle body and is suitable for positioning the vehicle body in the front, back, up, down, left and right directions by matching with the positioning pin; the rotary table assembly is arranged on the vehicle body and used for being connected with the cylinder body. The vehicle body drives the cylinder body to reach a specified position through electromagnetic or optical guidance, then the vehicle body is accurately fixed at an accurate position through the positioning structure, and the turntable is integrated to realize butt joint with the manipulator, so that the cylinder body and the manipulator are automatically butted, picked and placed in the assembling process.)

1. Automated guided vehicle for cylinder assembly, comprising:

A vehicle body equipped with an electromagnetic or optical automatic guide device;

The positioning structure is arranged on the vehicle body and is suitable for positioning the vehicle body in the front, back, up, down, left and right directions by matching with the positioning pin;

The rotary table assembly is arranged on the vehicle body and used for being connected with the cylinder body.

2. The automated guided vehicle for cylinder assembly according to claim 1, wherein the positioning structures have at least four sets, the four sets being respectively provided on the left and right sides of the vehicle body near the front end and the left and right sides of the vehicle body near the rear end.

3. the automated guided vehicle for cylinder assembly of claim 2, wherein the positioning structure comprises:

A positioning hole (1) adapted to insert a positioning pin (11);

The rotating parts are provided with three parts, two of the rotating parts can rotate around the center of the rotating parts and are symmetrically arranged at two sides of the opening of the positioning hole, and the other rotating part can rotate around the center of the rotating parts and is arranged at the upper side of the opening of the positioning hole;

At least part of the outer edge of the rotating part faces the opening direction of the positioning hole and extends out of the opening.

4. The automated guided vehicle for cylinder assembly according to claim 3, wherein at least a part of the outer edge of the rotating member protrudes inward from the inner side wall of the positioning hole toward the center line of the positioning hole.

5. The automated guided transporting vehicle for cylinder assembly according to claim 3, wherein a bottom plate (3) is provided on the other end of the positioning hole (1) away from the opening.

6. the automated guided vehicle for cylinder assembly of claim 1, wherein the turret assembly comprises:

A connecting frame (15) having a slot (16) adapted to be connected by plugging with a fixing plate (17) of the cylinder;

And a locking structure having a locking member (18) provided at an opening end of the insertion slot, the locking member having a locked state in which the fixing plate is locked in the insertion slot, and an unlocked state in which the fixing plate is unlocked.

7. The automated guided vehicle for cylinder assembly according to claim 6, wherein the locking member is rotatably connected to the connecting frame by a rotating shaft (26), and an elastic member (19) having a biasing force that keeps the locking member rotated toward an unlocked state is provided between the locking member and the connecting frame.

8. The automated guided vehicle for cylinder assembly of claim 7, further comprising:

A limiting plate (20) which is arranged at the rear of the locking piece far away from the connecting frame and is provided with an annular surface used for being contacted with the locking piece, and the annular surface is provided with at least one groove (21); the limiting plate and the locking piece can rotate relatively around a horizontal central shaft;

And a protruding end which is suitable for being in sliding contact with the annular surface of the limiting plate is arranged on one side, facing away from the connecting frame, of the locking piece, and when the protruding end slides into the groove (21), the locking piece (18) enters an unlocking state.

9. the automated guided vehicle for cylinder assembly of claim 8, wherein the turret assembly further comprises:

The rotating disc (22) is of an annular structure, one side of the rotating disc can be rotatably arranged on the vehicle body around a horizontal central shaft, and the other side of the rotating disc is connected with the connecting frame;

The limiting plate is accommodated in the central hole of the rotating disc.

10. The automated guided vehicle for cylinder block assembly according to claim 8, wherein the protruding end is provided with a second rotating member (23), and a rotating end of the second rotating member protrudes toward a direction close to the limit plate.

Technical Field

the invention relates to the technical field of cylinder body assembly, in particular to an automatic guide transport vehicle for cylinder body assembly.

background

The engine block is the most critical part of the automobile engine, and during the assembly process of the automobile engine, the engine block can be connected to an assembly device so as to move the engine block among various production lines.

Chinese patent document CN106826741A discloses an engine assembling device, which includes an assembling vehicle and a connecting mechanism, by which a cylinder block can be connected to the assembling vehicle; and rollers are arranged below the bottom plate of the assembly vehicle, and the cylinder body can be moved among the assembly lines through the rollers.

however, the engine assembling apparatus described above requires manual driving when moving the cylinder block, and cannot automate the cylinder block assembly.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to overcome the defect that in the assembly process of the cylinder body in the prior art, the automatic butt joint and the picking and placing of the cylinder body and the manipulator cannot be realized, so that the automatic guide transport vehicle for the cylinder body assembly is provided.

in order to solve the above technical problem, the present invention provides an automated guided vehicle for cylinder assembly, comprising:

A vehicle body equipped with an electromagnetic or optical automatic guide device;

The positioning structure is arranged on the vehicle body and is suitable for positioning the vehicle body in the front, back, up, down, left and right directions by matching with the positioning pin;

the rotary table assembly is arranged on the vehicle body and used for being connected with the cylinder body.

preferably, the positioning structures have at least four groups, and the four groups of positioning structures are respectively arranged on the left side and the right side of the vehicle body close to the front end and the left side and the right side of the vehicle body close to the rear end.

Preferably, the positioning structure includes:

The positioning hole is suitable for inserting the positioning pin;

The rotating parts are provided with three parts, two of the rotating parts can rotate around the center of the rotating parts and are symmetrically arranged at two sides of the opening of the positioning hole, and the other rotating part can rotate around the center of the rotating parts and is arranged at the upper side of the opening of the positioning hole;

At least part of the outer edge of the rotating part faces the opening direction of the positioning hole and extends out of the opening.

Preferably, at least a part of the outer edge of the rotating member extends inward from the inner side wall of the positioning hole toward the center line of the positioning hole.

Preferably, the other end of the positioning hole, which is far away from the opening, is provided with a bottom plate (3).

preferably, the turntable assembly includes:

the connecting frame is provided with a slot which is suitable for being connected with the fixing plate of the cylinder body through insertion;

And a locking structure having a locking member provided at an opening end of the insertion slot, the locking member having a locked state in which the fixing plate is locked in the insertion slot and an unlocked state in which the fixing plate is unlocked.

Preferably, the locking member is rotatably connected to the link frame via a rotating shaft, and an elastic member having a biasing force for maintaining the locking member to rotate toward the unlocked state is provided between the locking member and the link frame.

Preferably, the method further comprises the following steps:

The limiting plate is arranged at the rear part of the locking piece, which is far away from the connecting frame, and is provided with an annular surface used for being in contact with the locking piece, and the annular surface is provided with at least one groove; the limiting piece and the locking piece can rotate relatively around a horizontal central shaft;

and a protruding end which is suitable for being in sliding contact with the annular surface of the limiting plate is arranged on one side, facing away from the connecting frame, of the locking piece, and when the protruding end slides into the groove, the locking piece enters an unlocking state.

Preferably, the turntable assembly further includes:

The rotating disc is of an annular structure, one side of the rotating disc can be rotatably arranged on the vehicle body around a horizontal central shaft, and the other side of the rotating disc is connected with the connecting frame;

The limiting plate is accommodated in the central hole of the rotating disc.

Preferably, a second rotating member is arranged on the protruding end, and a rotating end of the second rotating member protrudes towards a direction close to the limiting plate.

The technical scheme of the invention has the following advantages:

1. The invention provides an automatic guide transport vehicle for cylinder body assembly, which comprises: the vehicle body, the positioning structure and the turntable are integrated; the vehicle body drives the cylinder body to reach an appointed position through electromagnetic or optical guidance, then the vehicle body is accurately fixed at an accurate position through a positioning structure, and the turntable is integrated to realize butt joint with the manipulator, so that the automatic butt joint and pick-and-place of the cylinder body and the manipulator are realized in the assembling process.

2. The automatic guide transport vehicle for cylinder body assembly provided by the invention has four groups of positioning structures which are respectively arranged at the left side, the right side, the front side and the rear side of the vehicle body, so that the automatic guide transport vehicle loaded with the cylinder body can be accurately positioned.

3. the invention provides an automatic guide transport vehicle for cylinder body assembly, which comprises a positioning structure and a positioning device, wherein the positioning structure comprises: the locating hole and the rotation piece rotate the piece and have threely, set up respectively in the left and right sides and the upside of locating hole to the opening direction of marginal part orientation locating hole outwards stretches out the opening for the locating pin will get into the in-process of the locating hole on the automobile body, the mouth department that does not need accurate alignment locating hole, only need touch the rotation piece, can follow the rotation that rotates and enter into the locating hole, thereby relative position between locating pin and the automobile body requires comparatively loosely, need not rigorous accurate alignment, the convenient location to the automobile body.

4. According to the automatic guide transport vehicle for cylinder body assembly, the edge of the rotating piece is in contact with the positioning pin, and the rotating piece rotates along with the positioning pin in the process of pulling out the positioning pin, so that friction is reduced, and the positioning pin is easier to pull out from the positioning hole.

5. The automatic guide transport vehicle for cylinder body assembly is characterized in that a bottom plate is arranged at one end, far away from an opening of a positioning hole, of the automatic guide transport vehicle, and the bottom plate can limit the entering depth of a positioning pin and control the position of a vehicle body in the width direction.

6. the invention provides an automatic guide transport vehicle for cylinder body assembly, which comprises a rotary table assembly and a rotary table assembly, wherein the rotary table assembly comprises: the cylinder body is connected with the trolley in a simple inserting mode, the cylinder body and the trolley are locked in a locking state through the locking structure, the cylinder body is convenient to rotate and fix in the assembling process, the butt joint with the manipulator can be achieved in an unlocking state of the locking structure, the manipulator can automatically take the cylinder body away, other operations are carried out, and automation is achieved.

7. according to the automatic guide transport vehicle for cylinder body assembly, the locking piece is rotatably connected with the connecting frame, the connecting frame and the locking piece rotate relative to the limiting plate, when the protruding section on the locking piece slides into the groove, the biasing force of the elastic piece enables the locking piece to contact and lock the fixing plate, at the moment, the cylinder body and the vehicle body are connected in an inserting mode, the cylinder body can be directly taken down by the manipulator, and automatic taking and placing of the cylinder body are achieved.

8. According to the automatic guide transport vehicle for cylinder body assembly, the rotating disc drives the locking piece and the connecting frame to rotate, the limiting plate arranged in the central hole does not rotate along with the rotating disc, and the locking piece and the limiting plate rotate relatively.

9. according to the automatic guide transport vehicle for cylinder body assembly, the second rotating piece protrudes towards the limiting plate, so that friction generated when the rotating piece and the limiting plate move relatively is reduced, and relative movement is smoother.

drawings

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic perspective view of a positioning structure according to the present invention.

Fig. 2 is a bottom view of the positioning structure of the present invention.

3 fig. 3 3 3 is 3 a 3 sectional 3 view 3 a 3- 3 a 3 shown 3 in 3 fig. 3 2 3. 3

fig. 4 is a perspective view of the positioning pin and the driving device fixed to the base.

FIG. 5 is a front view of FIG. 4 in section at the location of the locating pin.

Fig. 6 is an exploded view of the turret integration of the present invention.

Fig. 7 is a schematic cross-sectional view of the locking member.

Fig. 8 is a schematic perspective view of the limiting plate.

fig. 9 is a front cross-sectional view of the turret assembly.

fig. 10 is an enlarged view of a portion of the structure at a in fig. 9.

Fig. 11 is an enlarged view of a portion of the structure at B of fig. 9.

Fig. 12 is a perspective view of the automated guided vehicle of the present invention.

Description of reference numerals:

1. Positioning holes; 2. an oil-free copper bush; 3. a base plate; 4. a base; 5. a drive device; 6. a floating joint; 7. a bearing seat; 8. a first bearing; 9. a second bearing; 10. a third bearing; 11. positioning pins; 12. a cylindrical section; 13. a conical section; 14. an automated guided vehicle body; 15. a connecting frame; 16. a slot; 17. a fixing plate; 18. a locking member; 19. an elastic member; 20. a limiting plate; 21. a groove; 22. rotating the disc; 23. a second rotating member; 24. a front idler assembly; 25. a back guide wheel assembly; 26. a rotating shaft; 27. a positioning structure; 28. Integrating a rotary table; 29. a precision divider.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.