CN111409218B

CN111409218B - Core die overturning and moving device and method

Info

Publication number: CN111409218B
Application number: CN202010255847.XA
Authority: CN
Inventors: 谈源; 陈云; 范春雷
Original assignee: Changzhou Xinchuang Intelligent Technology Co Ltd
Current assignee: Changzhou Xinchuang Intelligent Technology Co Ltd
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2021-02-09
Anticipated expiration: 2040-04-02
Also published as: CN111409218A

Abstract

The invention relates to the technical field of composite material stringer processing, in particular to a core die overturning and moving device, which comprises a bracket, an overturning mechanism and a transverse moving mechanism, wherein: the bracket is provided with a slide rail, and the transverse moving mechanism can be arranged on the slide rail in a relatively sliding way; the turnover mechanism is arranged at one end of the support and further comprises a turnover frame and a first fixing clamp, and the first fixing clamp is arranged on the turnover frame and used for placing the core mold; the transverse moving mechanism further comprises a transverse moving frame and a second fixing clamp, the second fixing clamp is fixed on one side face, facing the roll-over stand, of the transverse moving frame, after the roll-over stand turns over for 90 degrees, the first fixing clamp and the second fixing clamp are oppositely arranged, and the first fixing clamp and the second fixing clamp are arranged in a staggered mode in the direction perpendicular to the sliding rail. The fixing clamps are arranged at the same height, so that the core mold can be kept in a vertical state when moving from the turnover mechanism to the transverse moving mechanism, the processing efficiency is improved, and the damage to the core mold is reduced. The invention also provides a core die overturning and moving method.

Description

Core die overturning and moving device and method

Technical Field

The invention relates to the technical field of composite material stringer processing, in particular to a core die overturning and moving device and method.

Background

The composite stringer is mainly applied to the manufacture of an airplane empennage part, and the stringer material is added on an empennage wallboard part to enhance the bending resistance and tensile resistance of the wallboard and improve the stability, wherein the composite stringer comprises an I-shaped stringer. As shown in fig. 1, in the related art, the cross section of the h-shaped stringer is "i" shaped, and the h-shaped stringer core mold includes a left core mold 01, an upper cover 02, a right core mold 03, and a lower core mold 04.

After the h-shaped stringer core mold is formed, the core mold and the product need to be taken off from the manufacturing equipment together for demolding, and during demolding, the core mold needs to be turned to be in a vertical state as shown in fig. 2 and then transferred, however, the inventor finds that turning and moving of the core mold are mostly carried out by using a travelling crane lifting method, which needs to lift the core mold during turning and moving, the processing time cost is high, and the risk of damaging the core mold is increased by multiple times of lifting.

In view of the above problems, the designer actively makes research and innovation based on the practical experience and professional knowledge that is abundant for years in engineering application of such products, so as to create a core mold turning and moving device and method, which are more practical.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the core mold overturning and moving device and method are provided, and efficiency of core mold overturning and moving is improved.

In order to achieve the above object, an aspect of the present invention provides a core mold turnover moving device, including a support, a turnover mechanism and a traverse mechanism, wherein:

the support is provided with a slide rail along the length direction of the support, and the transverse moving mechanism can be arranged on the slide rail in a relatively sliding manner;

the turnover mechanism is arranged at one end of the bracket, and the moving track of the transverse moving mechanism on the slide rail is overlapped with the space where the turnover mechanism is located;

the turnover mechanism further comprises a turnover frame and a first fixing clamp, and the first fixing clamp is arranged on the turnover frame and used for placing a core mold;

the transverse moving mechanism further comprises a transverse moving frame and a second fixing clamp, the second fixing clamp is fixed on one side face, facing the turnover frame, of the transverse moving frame, after the turnover frame is turned for 90 degrees, the first fixing clamp and the second fixing clamp are arranged oppositely, and in the direction perpendicular to the sliding rail, the first fixing clamp and the second fixing clamp are arranged in a staggered mode, so that when the transverse moving mechanism moves to the turnover mechanism, the core mold can be moved from the first fixing clamp to the second fixing clamp.

Furthermore, the first fixing clamp and the second fixing clamp are respectively provided with a top plate, a side plate and a bottom plate, and the top plate and the bottom plate are vertically arranged at two ends of the side plate; when the roll-over stand is turned over for 90 degrees, the side plates of the first fixing clamp and the second fixing clamp are arranged in parallel;

the roll-over stand is provided with a first corner cylinder, the transverse moving frame is provided with a second corner cylinder, and pressing plates of the first corner cylinder and the second corner cylinder are arranged in parallel with the side plates and used for pressing the core mold.

Furthermore, a plurality of groups of rollers are arranged on the bottom plate, the rollers are arranged in a free rotating mode, rotating shafts of the rollers are perpendicular to the sliding rails, and the rollers are in rolling contact with the bottom of the core mold.

Further, the turnover mechanism further comprises a gear ring and a rotating fixing seat, the gear ring is fixed on the periphery of the turnover frame, a gear meshed with the gear ring is rotatably arranged in the rotating fixing seat, and the gear is driven by a motor.

Further, the transverse moving mechanism further comprises sliding blocks and a transverse moving driving mechanism, the sliding blocks are arranged on two sides of the bottom of the transverse moving frame, and the transverse moving driving mechanism drives the transverse moving frame to move along the length direction of the sliding rail.

Further, the traverse driving mechanism comprises a rack which is parallel to and fixedly connected with the slide rail, a traverse motor which is installed on the traverse frame, and a gear which is driven by the traverse motor and is meshed with the rack;

or the transverse moving driving mechanism is a transverse moving driving cylinder or a transverse moving driving oil cylinder.

Furthermore, a plurality of storage stations are arranged at one end of the support opposite to the turnover mechanism, each storage station comprises a jacking cylinder and a storage tank connected with a piston rod of the jacking cylinder, and the storage tank is used for placing a core mold;

the transverse moving frame is also provided with a lifting driving mechanism, and the second fixing clamp is arranged at the driving end of the lifting driving mechanism.

The invention also provides a core die overturning and moving method, which comprises the following steps:

placing a core mold on a first fixing clamp;

driving a first corner cylinder to compress the core mold;

the roll-over stand is driven to rotate for 90 degrees;

driving the transverse moving frame to move until the side plate of the second fixing clamp is contacted with the side surface of the core mold;

releasing the compression of the first corner cylinder on the core mold;

driving a second corner cylinder to compress the core mold;

and driving the transverse moving frame to the first fixing clamp to be separated from the core mould.

Further, after the traverse frame is driven to the first fixing clip and the core mold is separated, the core mold can be temporarily stored on the bracket, and the method comprises the following steps:

driving the traverse frame to a predetermined position;

driving the jacking cylinder to insert the storage tank into the bottom of the core mold;

releasing the compression of the second corner cylinder on the core mold;

driving the transverse moving frame to a second fixing clamp to be separated from the core mold;

and the jacking cylinder descends to enable the core mold to descend to the bottom of the transverse moving frame.

The invention has the beneficial effects that: according to the invention, the turnover mechanism and the transverse moving mechanism are arranged on the same support, and the core mold is moved by the movement of the transverse moving mechanism on the support slide rail, so that compared with the prior art, the stability of the core mold during movement is improved, and the risk of core mold loss is reduced; in addition, the arrangement of the first fixing clamp and the second fixing clamp enables the core mould to be kept in a vertical state when moving from the turnover mechanism to the transverse moving mechanism, machining efficiency is improved, and the possibility of damage to the core mould is reduced.

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, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a construction of an I-beam mandrel according to the related art of the present invention;

FIG. 2 is a schematic view of an inverted H-beam stringer according to the related art;

fig. 3 is a front view of the core mold turning and moving device in the embodiment of the present invention;

FIG. 4 is a schematic view of the first and second retaining clips in an embodiment of the present invention;

FIG. 5 is a schematic structural view of a roll-over stand according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a turnover mechanism in an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a second fixing clip, a second corner cylinder and a lifting driving mechanism according to an embodiment of the present invention;

FIG. 8 is a schematic illustration of a cross-frame configuration in accordance with an embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a storage station according to an embodiment of the present invention;

fig. 10 is a flowchart of a core mold turning and moving method according to an embodiment of the present invention;

figure 11 is a flow chart of an embodiment of the present invention for storing a plug.

Reference numerals: 01-left mandrel; 02-covering; 03-right core mold; 04-lower core mold; 10-a scaffold; 11-a slide rail; 12-a storage station; 20-a turnover mechanism; 21-a roll-over stand; 22-a first retaining clip; 23-a first corner cylinder; 24-a ring gear; 25-rotating the fixed seat; 30-a traversing mechanism; 31-a traverse frame; 32-a second retaining clip; 33-a second corner cylinder; 34-a slide block; 35-a lifting drive mechanism; 121-jacking air cylinder; 122-a storage tank; 221-a top plate; 222-side plate; 223-a backplane; 224-roller.

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.

An aspect of the present invention provides a core mold turnover moving device as shown in fig. 3 to 9, including a bracket 10, a turnover mechanism 20, and a traverse mechanism 30, wherein:

the sliding rail 11 is arranged on the bracket 10 along the length direction thereof, and the transverse moving mechanism 30 is arranged on the sliding rail 11 in a relatively sliding way;

the turnover mechanism 20 is arranged at one end of the support 10, and the moving track of the traversing mechanism 30 on the slide rail 11 is overlapped with the space where the turnover mechanism 20 is located;

the turnover mechanism 20 further comprises a turnover frame 21 and a first fixing clamp 22, wherein the first fixing clamp 22 is arranged on the turnover frame 21 and is used for placing a core mold;

the traverse mechanism 30 further includes a traverse frame 31 and a second fixing clip 32, the second fixing clip 32 is fixed on a side of the traverse frame 31 facing the roll-over stand 21, the first fixing clip 22 and the second fixing clip 32 are oppositely disposed after the roll-over stand 21 is turned over by 90 °, and the first fixing clip 22 and the second fixing clip 32 are alternately arranged in a direction perpendicular to the slide rail 11, so as to move the core mold from the first fixing clip 22 to the second fixing clip 32 when the traverse mechanism 30 moves to the turnover mechanism 20.

It should be noted here that the first fixing clip 22 and the second fixing clip 32 may be jaws driven by a jaw cylinder to approach or separate from each other, and when the first fixing clip 22 and the second fixing clip 32 are oppositely disposed, the traverse frame 31 is driven to move so that the second fixing clip 32 is located at a position for gripping a core mold, the second fixing clip grips the core mold, and the first fixing clip 22 releases the grip of the core mold, so that the core mold can be transferred from the turnover mechanism 20 to the traverse mechanism 30, and the operation is simple and the influence on the core mold is small.

As a preferable example of the above embodiment, as shown in fig. 4, each of the first fixing clip 22 and the second fixing clip 32 has a top plate 221, a side plate 222, and a bottom plate 223, and the top plate 221 and the bottom plate 223 are disposed at both ends of the side plate 222 perpendicularly; when the roll-over stand 21 is turned over by 90 degrees, the first fixing clamp 22 is arranged in parallel with the side plate 222 of the second fixing clamp 32;

as shown in fig. 5 to 8, the roll stand 21 has a first corner cylinder 23, the traverse frame 31 has a second corner cylinder 33, and the pressing plates of the first corner cylinder 23 and the second corner cylinder 33 are arranged in parallel with the side plate 222 for pressing the core mold. When the core mold is clamped on the fixing clamp, the corner cylinder rotates 90 degrees to be perpendicular to the length direction of the core mold and presses downwards, so that the core mold is fixed on the first fixing clamp 22 or the second fixing clamp 32 respectively.

In order to reduce the friction when the core mold is transferred from the first fixing clip 22 to the second fixing clip 32, a plurality of sets of rollers 224 are provided on the base plate 223, the rollers 224 are freely rotatably provided, and the rotation axis of the rollers 224 is vertically provided to the slide rail 11, and the rollers 224 are in rolling contact with the bottom of the core mold. The original sliding friction is changed into rolling friction through the rolling contact of the roller and the bottom of the core mold, so that the friction force applied to the core mold during moving is greatly reduced, the damage to the core mold is reduced, and meanwhile, the stability of clamping can be ensured due to the matching of the roller and the corner cylinder.

In the embodiment of the present invention, as shown in fig. 6, the turnover mechanism 20 further includes a gear ring 24 and a rotary fixing seat 25, the gear ring 24 is fixed on the periphery of the turnover frame 21, a gear engaged with the gear ring 24 is rotatably arranged inside the rotary fixing seat 25, and the gear is driven by a motor. It should be noted here that at least two rotating holders 25 are arranged in the radial direction of the gear ring 24, the gear ring 24 is fixed by meshing the gears in the two rotating holders 25, the motor is fixed with a gear meshed with the gear on the rotating holder 25, and the gear ring 24 is driven to rotate by the rotation of the motor. It is further noted here that the toothed ring 24 is an open toothed ring, the opening being used for giving way when placing the core mould.

In the embodiment of the present invention, the traverse mechanism 30 further includes the slider 34 and the traverse driving mechanism, the slider 34 is disposed at both sides of the bottom of the traverse frame 31, and the traverse driving mechanism drives the traverse frame 31 to move along the length direction of the slide rail 11.

Specifically, the traverse driving mechanism includes a rack parallel to and fixedly connected to the slide rail 11, a traverse motor mounted on the traverse frame 31, and a gear driven by the traverse motor and engaged with the rack;

or the transverse moving driving mechanism is a transverse moving driving air cylinder or a transverse moving driving oil cylinder.

In order to improve the working efficiency of the traverse mechanism 30, in the embodiment of the present invention, a core mold storage station 12 is further provided to release the traverse mechanism 30 for continuous operation, as shown in fig. 3 and 9, one end of the support 10 opposite to the turnover mechanism 20 is provided with a plurality of storage stations 12, each storage station 12 includes a jacking cylinder 121 and a storage groove 122 connected to a piston rod of the jacking cylinder 121, and the storage groove 122 is used for placing a core mold;

the traverse frame 31 is further provided with a lift driving mechanism 35, and the second fixing clip 32 is provided at a driving end of the lift driving mechanism 35. The lifting driving mechanism 35 can be an air cylinder or an electric cylinder, in the embodiment of the invention, the electric cylinders are selected, and a plurality of groups of electric cylinders are connected through a coupler to synchronously operate, so that the lifting synchronism is improved.

The embodiment of the invention also provides a core die overturning and moving method, which uses the device in the embodiment, as shown in fig. 10, and comprises the following steps:

s10: placing a core mold on a first fixing clamp; the placement can be performed by a machine or manually by a spreader, and the first fixing clip 22 of the turnover mechanism 20 is horizontally placed when the core mold is placed.

S20: driving the first corner cylinder 23 to compress the core mold;

s30: the roll-over stand 21 is driven to rotate for 90 degrees;

s40: the traverse frame 31 is driven to move until the side plate of the second fixing clip 32 comes into contact with the core mold side surface; the core side surface here means a side surface facing the traverse frame 31, and the first fixing clip 22 and the second fixing clip 32 are at the same level position, so that the second fixing clip 32 can be engaged with the core fixed in the first fixing clip 21 only by driving the traverse frame 31.

S50: the first corner cylinder 23 is released from pressing the core mold;

s60: the second corner cylinder 33 is driven to compress the core mold; after the second corner cylinder 33 presses the core mold, a force is applied in the moving direction of the traverse frame 31 to prevent the core mold from falling.

S70: the traverse frame 31 is driven until the first fixing clip 22 is separated from the core mold. Through the arrangement, the core mold is always at the same horizontal height, and the state of the core mold is not changed.

As a preferable example of the above embodiment, after the traverse frame is driven until the first fixing clip is separated from the core mold, the core mold may be temporarily stored on the bracket, as shown in fig. 11, including the steps of:

s81: driving the traverse frame 31 to a predetermined position; the predetermined position here refers to a position corresponding to the storing station 12, and the storing station 12 is provided with a plurality of sets in the length direction of the slide rail 11 to store a plurality of core molds.

S82: driving the jacking cylinder 121 to insert the storing groove 122 to the bottom of the core mold;

s83: the second corner cylinder 33 is released from pressing the core mold;

s84: driving the traverse frame 31 to the second fixing clip 32 to be separated from the core mold;

s85: the lift cylinder 121 is lowered to lower the core mold to the bottom of the traverse frame 31. After the mandrel drops to the bottom of the traverse frame 31, the stored mandrel does not influence the movement of the traverse frame 31, so that the traverse frame 31 can move the mandrel all the time without stopping, and other stations take out the mandrel to continue the next action, thereby improving the efficiency of mandrel processing.

It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a core mould upset mobile device which characterized in that, includes support (10), tilting mechanism (20) and sideslip mechanism (30), wherein:

a sliding rail (11) is arranged on the bracket (10) along the length direction of the bracket, and the transverse moving mechanism (30) is arranged on the sliding rail (11) in a relatively sliding manner;

the turnover mechanism (20) is arranged at one end of the support (10), and the moving track of the transverse moving mechanism (30) on the sliding rail (11) is overlapped with the space where the turnover mechanism (20) is located;

the turnover mechanism (20) further comprises a turnover frame (21) and a first fixing clamp (22), wherein the first fixing clamp (22) is arranged on the turnover frame (21) and is used for placing a core mold;

the transverse moving mechanism (30) further comprises a transverse moving frame (31) and a second fixing clamp (32), the second fixing clamp (32) is fixed on one side surface of the transverse moving frame (31) facing the roll-over stand (21), after the roll-over stand (21) is turned over for 90 degrees, the first fixing clamp (22) and the second fixing clamp (32) are oppositely arranged, and in the direction vertical to the slide rail (11), the first fixing clamp (22) and the second fixing clamp (32) are arranged in a staggered mode, so that a core mold is moved from the first fixing clamp (22) to the second fixing clamp (32) when the transverse moving mechanism (30) is moved to the roll-over mechanism (20);

the first fixing clamp (22) and the second fixing clamp (32) are respectively provided with a top plate (221), a side plate (222) and a bottom plate (223), and the top plate (221) and the bottom plate (223) are vertically arranged at two ends of the side plate (222); when the roll-over stand (21) is turned over for 90 degrees, the first fixing clamp (22) and the side plate (222) of the second fixing clamp (32) are arranged in parallel;

the overturning frame (21) is provided with a first corner cylinder (23), the traversing frame (31) is provided with a second corner cylinder (33), and pressing plates of the first corner cylinder (23) and the second corner cylinder (33) are arranged in parallel with the side plate (222) and used for pressing a core mold;

the bottom plate (223) is provided with a plurality of groups of rollers (224), the rollers (224) are arranged in a free rotating mode, the rotating shaft of each roller (224) is perpendicular to the corresponding sliding rail (11), and the rollers (224) are in rolling contact with the bottom of the core mold so as to reduce friction force when the core mold moves, reduce damage to the core mold and guarantee clamping stability.

2. The core mold overturning and moving device according to claim 1, characterized in that the overturning mechanism (20) further comprises a gear ring (24) and a rotary fixing seat (25), the gear ring (24) is fixed on the periphery of the overturning frame (21), and a gear meshed with the gear ring (24) is rotatably arranged inside the rotary fixing seat (25) and is driven by a motor.

3. The core mold overturning and moving device as claimed in claim 1, wherein the traverse mechanism (30) further comprises a slider (34) and a traverse driving mechanism, the slider (34) is provided at both sides of the bottom of the traverse frame (31), and the traverse driving mechanism drives the traverse frame (31) to move in the length direction of the slide rail (11).

4. The core mold turnover moving device as claimed in claim 3, wherein the traverse driving mechanism comprises a rack bar parallel to and fixedly attached to the slide rail (11), a traverse motor mounted on the traverse frame (31), and a gear driven by the traverse motor and engaged with the rack bar;

5. The core mold overturning and moving device according to any one of claims 1 to 4, wherein a plurality of storage stations (12) are provided at an end of the support (10) opposite to the overturning mechanism (20), the storage stations (12) comprise a jacking cylinder (121) and a storing groove (122) connected to a piston rod of the jacking cylinder (121), and the storing groove (122) is used for placing a core mold;

the transverse moving frame (31) is further provided with a lifting driving mechanism (35), and the second fixing clamp (32) is arranged at the driving end of the lifting driving mechanism (35).

6. A core mold turnover moving method using the core mold turnover moving apparatus as set forth in any one of claims 1 to 5, characterized by comprising the steps of: