CN108857346B - Automatic scissors assembly system - Google Patents
Automatic scissors assembly system Download PDFInfo
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- CN108857346B CN108857346B CN201810825805.8A CN201810825805A CN108857346B CN 108857346 B CN108857346 B CN 108857346B CN 201810825805 A CN201810825805 A CN 201810825805A CN 108857346 B CN108857346 B CN 108857346B
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- 238000009434 installation Methods 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000003028 elevating effect Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
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Abstract
The invention discloses an automatic assembly system of scissors, comprising: a work table; the supporting table is fixedly arranged on the workbench; the plate feeding assembly is fixedly arranged on the supporting table; the plate replacing assembly is fixedly arranged on the supporting table; the three-degree-of-freedom scissor assembly equipment is fixedly arranged on the workbench; the scissor rotary mounting structure is fixedly mounted on the three-degree-of-freedom scissor assembly equipment and is positioned in the upper area of the plate conveying assembly and the plate changing assembly; the storage tank is used for storing the scissor legs; and the feeding assembly is connected with the storage tank and used for conveying the storage tank to the scissor rotary mounting structure. The automatic assembly system for the scissors pins comprises a plurality of assembly stations, and one assembly system can realize the assembly of all the scissors pins on one keyboard main board, so that the assembly efficiency of the scissors pins is greatly improved.
Description
Technical Field
The invention relates to the technical field of keyboard assembly equipment, in particular to an automatic assembly system for scissors.
Background
The computer keyboard is usually composed of scissors legs and key caps assembled on a keyboard main board with a circuit, wherein the scissors legs are common parts, such as a scissors leg structure of a keyboard key disclosed in Chinese patent No. 201307538Y, and mainly comprise inner and outer frames which are intersected with each other and pivoted in a rotating way. In the process of assembling a keyboard, the scissors pins are usually inserted into corresponding positions of a keyboard main board, and then the keycaps are pressed into the positions. The assembly of the scissor legs is usually completed by manual operation of workers, the working efficiency is low, and the assembly is not suitable for modern mechanical production.
In the prior art, chinese patent No. 201702559U discloses automatic assembly equipment for scissor legs of a keyboard, which comprises a base, a control system, a keyboard main board feeding mechanism, a scissor leg feeding track and a scissor leg assembly mechanism which are arranged on the base, and can realize automatic assembly of the scissor legs. However, the assembly efficiency of the scissor legs of the equipment is still relatively low, if the manual plate feeding and plate replacement are needed; the suction cup sucks the scissors foot and installs inefficiency.
Therefore, in view of the above-mentioned technical problems, it is necessary to provide an automatic assembly system for scissors.
Disclosure of Invention
Accordingly, the present invention is directed to an automatic scissor assembly system.
In order to achieve the above object, an embodiment of the present invention provides the following technical solution:
An automatic scissor assembly system, the automatic scissor assembly system comprising:
A work table;
the supporting table is fixedly arranged on the workbench;
The plate feeding assembly is fixedly arranged on the supporting table;
the plate replacing assembly is fixedly arranged on the supporting table;
The three-degree-of-freedom scissor assembly equipment is fixedly arranged on the workbench;
The scissor rotary mounting structure is fixedly mounted on the three-degree-of-freedom scissor assembly equipment and is positioned in the upper area of the plate conveying assembly and the plate changing assembly;
The storage tank is used for storing the scissor legs;
and the feeding assembly is connected with the storage tank and used for conveying the storage tank to the scissor rotary mounting structure.
As a further improvement of the invention, the three-degree-of-freedom scissor assembly device comprises a first fixed plate fixedly mounted on a workbench and parallel to the workbench, a second fixed plate slidably mounted on the first fixed plate, a mounting frame slidably mounted on the second fixed plate, a mounting plate slidably mounted on the mounting frame, and a scissor rotary mounting structure fixedly mounted on the mounting plate, wherein the scissor rotary mounting structure has X, Y, Z three-direction motion degrees of freedom, the second fixed plate slides on the first fixed plate along the X direction, the mounting frame slides on the second fixed plate along the Y direction, the mounting plate slides on the mounting frame along the Z direction, the three-degree-of-freedom scissor assembly device comprises an X-direction driving mechanism, a Y-direction driving mechanism and a Z-direction driving mechanism, the X-direction driving mechanism is used for driving the second fixed plate to slide on the first fixed plate along the X direction, the Y-direction driving mechanism is used for driving the mounting frame to slide on the second fixed plate along the Y direction, and the Z-direction driving mechanism is used for driving the mounting plate to slide on the mounting frame along the Z direction.
As a further improvement of the invention, the first fixing plate is provided with an X-direction guide rail which is in sliding fit with the second fixing plate, the mounting frame comprises a mounting frame base plate and a mounting frame extension plate which is arranged on one side of the mounting frame base plate, the mounting frame base plate is provided with a Z-direction guide rail which is in sliding fit with the mounting plate, the lower part of the mounting frame extension plate is provided with a Y-direction guide rail which is in sliding fit with the second fixing plate, the mounting plate is provided with a fixing block, and the mounting plate is arranged on the Z-direction guide rail of the mounting frame in a sliding manner through the fixing block.
As a further improvement of the invention, the scissor leg rotating mounting structure comprises a main body part and a motor base which are fixedly mounted, wherein an anti-rotation structure is fixedly mounted on the main body part, a main shaft connected with the anti-rotation structure is fixedly mounted below the main body part, a clamp base and a plurality of clamps are fixedly mounted below the main shaft, a rotating motor is fixedly mounted on the motor base, and the rotating motor drives the main shaft to synchronously rotate through a linkage structure.
As a further improvement of the present invention, the linkage structure includes a first synchronizing wheel fixedly installed in the main body and located at the outer side of the main shaft, a second synchronizing wheel fixedly installed in the motor base and located at the outer side of the motor shaft of the rotating motor, and a timing belt installed at the outer sides of the first synchronizing wheel and the second synchronizing wheel.
As a further improvement of the invention, the anti-rotation structure comprises an anti-rotation seat fixedly arranged on the main body part, an anti-rotation positioning pin embedded in the anti-rotation seat and an anti-rotation positioning cylinder arranged above the anti-rotation positioning pin, wherein the anti-rotation positioning cylinder is used for driving the anti-rotation positioning pin to reciprocate along the direction of the main shaft.
As a further improvement of the invention, a plurality of limiting parts which are distributed at equal angles are arranged in the anti-rotation seat, a plurality of protruding parts which are distributed at equal angles are arranged on the outer side of the anti-rotation positioning pin, and the limiting parts and the protruding parts are mutually matched to realize accurate positioning of the angle of the main shaft; the anti-rotation positioning pin is fixedly arranged with the main shaft through the limiting columns and the accommodating holes.
As a further improvement of the present invention, the feeding plate assembly includes a feeding plate main body mounted on the supporting table, a feeding plate extension portion fixedly mounted on the feeding plate main body and extending outwardly, clamping jaws rotatably mounted at both ends of the feeding plate extension portion, and a driving cylinder positioned above the feeding plate extension portion and fixedly mounted between the clamping jaws, the driving cylinder being telescopically moved in a direction of the feeding plate extension portion to drive gripping or releasing of the clamping jaws.
As a further improvement of the invention, the plate feeding main body part comprises a first flat plate, a second flat plate and a connecting plate, wherein the first flat plate and the second flat plate are distributed in parallel, a first sliding block is arranged below the first flat plate, a first sliding groove is correspondingly arranged on the first sliding block, a second sliding block is arranged above the second flat plate, a second sliding groove is correspondingly arranged on the second sliding block, a first guide rail and a second guide rail are fixedly arranged on the supporting table, the first sliding groove is matched with the first guide rail, the second sliding groove is matched with the second guide rail, and the plate feeding assembly slides on the first guide rail and the second guide rail on the supporting table through the first sliding block and the second sliding block.
As a further improvement of the invention, the plate replacing assembly comprises side beams which are fixedly arranged on the supporting table and are oppositely arranged, a plurality of lifting pieces which can be installed on the supporting table in a lifting manner and a jig plate matched with the lifting pieces, wherein the lifting pieces are provided with inwards concave sliding grooves along the transmission direction of the jig plate, the lifting pieces are controlled to ascend or descend so as to carry out plate feeding or fixing of the jig plate, the jig plate is provided with a notch for accommodating the lifting pieces, and after the jig plate is fixed on the supporting table, the lifting pieces are fixedly accommodated in the notch on the jig plate.
The beneficial effects of the invention are as follows:
the automatic scissors assembly system comprises a plurality of assembly stations, and one assembly system can realize the assembly of all scissors on a keyboard main board, so that the assembly efficiency of the scissors is greatly improved;
The scissors assembly equipment can realize the degrees of freedom of movement in three directions X, Y, Z, and each degree of freedom is independently controlled, so that the accurate positioning and mounting of the scissors can be realized;
The scissor pin rotary mounting structure can realize the rotation of the clamp seat and the clamp head, is convenient to control, has higher rotation precision, has stable structure during assembly, greatly improves the assembly yield of the scissor pin and reduces the assembly cost;
The automatic plate feeding mechanism controls the clamping jaw through the driving cylinder, has a simple structure and convenient control, can realize automatic grabbing of the jig and the keyboard main board, and improves the assembly efficiency of the scissor legs;
The automatic plate replacing mechanism is simple in structure and convenient to control, and can automatically replace the jig plate through control of the lifting piece, so that the assembly efficiency of the scissor legs is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
FIG. 1 is a schematic perspective view of an automatic scissors assembly system according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a three degree of freedom scissors assembly apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic view of a part of a three degree of freedom scissor assembly apparatus according to an embodiment of the invention;
FIG. 4 is a schematic perspective view of a rotary mounting structure for scissors according to an embodiment of the present invention;
FIG. 5 is a schematic view of an exploded view of a rotary mounting structure for a scissor leg according to an embodiment of the invention;
FIG. 6 is a schematic diagram of an exploded view of an anti-rotation structure according to an embodiment of the present invention;
FIG. 7 is a schematic perspective view of an automatic plate feeding mechanism according to an embodiment of the present invention;
FIG. 8 is an enlarged view of a portion of the structure of the circle in FIG. 7;
FIG. 9 is a schematic diagram showing another perspective structure of an automatic plate feeding mechanism according to an embodiment of the present invention;
FIG. 10 is an enlarged view of a portion of the structure of the circle in FIG. 9;
FIG. 11 is a schematic perspective view of an automatic plate changing mechanism according to an embodiment of the present invention;
FIG. 12 is an enlarged view of a portion of the structure shown in FIG. 11 at the circle;
FIG. 13 is a schematic top view of an automatic plate changing mechanism according to an embodiment of the present invention;
fig. 14 is an enlarged view showing a partial structure of the elevating member according to an embodiment of the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
In the various illustrations of the invention, certain dimensions of structures or portions may be exaggerated relative to other structures or portions for convenience of illustration, and thus serve only to illustrate the basic structure of the inventive subject matter.
Terms such as "left," "right," "left," "right," and the like, as used herein, refer to a spatial relative position, and are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The term spatially relative position may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as being located on the "right" side of other elements or features would then be located on the "left" side of the other elements or features. Thus, the exemplary term "right side" may encompass both left and right orientations. The device may be otherwise oriented (rotated 90 degrees or other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Referring to fig. 1, in an embodiment of the present invention, an automatic assembly system for scissors comprises:
a work table 600;
A support table 300 fixedly installed on the work table;
The plate feeding assembly 400 is fixedly arranged on the supporting table;
the plate changing assembly 500 is fixedly arranged on the supporting table;
the three-degree-of-freedom scissor assembly equipment 200 is fixedly arranged on the workbench;
the scissor rotary mounting structure 100 is fixedly mounted on the three-degree-of-freedom scissor assembly equipment and is positioned in the upper area of the plate feeding assembly and the plate changing assembly;
a storage tank 800 for storing scissor legs;
the feeding assembly 700 is connected with the storage tank and used for conveying the storage tank to the scissor rotary mounting structure.
Referring to fig. 2 and 3, the three-degree-of-freedom scissors assembly apparatus in this embodiment includes a first fixing plate 23 fixedly mounted on a table and parallel to the table, a second fixing plate 24 slidably mounted on the first fixing plate 23, a mounting frame 21 slidably mounted on the second fixing plate 24, a mounting plate 22 slidably mounted on the mounting frame 21, and a scissors rotation mounting structure 100 fixedly mounted on the mounting plate, wherein the scissors rotation mounting structure in the present invention has X, Y, Z three degrees of freedom of movement, the second fixing plate 24 slides on the first fixing plate 23 in the X direction, the mounting frame 21 slides on the second fixing plate 24 in the Y direction, and the mounting plate 22 slides on the mounting frame 21 in the Z direction.
In addition, the three-degree-of-freedom scissor assembly device comprises an X-direction driving mechanism 251, a Y-direction driving mechanism 252 and a Z-direction driving mechanism 253, wherein the X-direction driving mechanism 251 is used for driving the second fixing plate 24 to slide on the first fixing plate 23 along the X-direction, the Y-direction driving mechanism 252 is used for driving the mounting frame 21 to slide on the second fixing plate 24 along the Y-direction, and the Z-direction driving mechanism 253 is used for driving the mounting plate 22 to slide on the mounting frame 21 along the Z-direction.
Specifically, the first fixing plate 23 in this embodiment is provided with an X-direction guide rail 231, and correspondingly, an X-direction chute is provided below the second fixing plate 24, so that the second fixing plate 24 can slide on the first fixing plate 23 along the X-direction.
The mounting frame 21 comprises a mounting frame base plate 2101 and a mounting frame extension plate 2102 arranged on one side of the mounting frame base plate, wherein a Z-shaped guide rail 212 in sliding fit with the mounting plate is arranged on the mounting frame base plate 2101, and a Y-shaped guide rail 211 in sliding fit with the second fixing plate 24 is arranged below the mounting frame extension plate 2102.
In addition, install the fixed block on the mounting panel, fixed block 221 is fixed to mounting panel 22, is equipped with Z to the spout on the fixed block 221, and mounting panel 22 passes through Z to the spout slidable mounting on Z to guide rail 212 of mounting bracket on the fixed block 221.
Meanwhile, a Y-direction chute (not shown) is correspondingly disposed above the second fixing plate 24, and the installation frame 21 can be slidably installed on the second fixing plate 24 along the Y direction through the Y-direction chute and the Y-direction guide rail 211.
It should be understood that the sliding grooves and the guiding rails in this embodiment may be replaced correspondingly, for example, a Z-direction sliding groove and a Y-direction sliding groove may be correspondingly installed on the mounting frame, a Z-direction guiding rail may be correspondingly installed on the mounting plate, a Y-direction guiding rail may be correspondingly installed on the second fixing plate, and sliding assembly in the Y-direction and the Z-direction may be similarly implemented. In addition, if the first fixing plate is provided with the X-direction sliding groove, and the X-direction guide rail is correspondingly arranged below the second fixing plate, the X-direction sliding assembly can be realized.
Referring to fig. 4 and 5, the scissor rotary mounting structure in this embodiment includes a main body 111 and a motor base 121 that are fixedly mounted, an anti-rotation structure is fixedly mounted on the main body 111, a main shaft 116 connected to the anti-rotation structure is fixedly mounted below the main body, a chuck base 118 and a plurality of chucks 119 are fixedly mounted below the main shaft 116, a rotating motor 122 is fixedly mounted on the motor base, and the rotating motor 122 drives the main shaft 116 to rotate synchronously through a linkage structure.
In this embodiment, the linkage structure includes a first synchronizing wheel 124 fixedly mounted in the main body 111 and located outside the main shaft 116, a second synchronizing wheel 123 fixedly mounted in the motor base 121 and located outside the motor shaft of the rotating motor 122, and a timing belt 125 mounted outside the first synchronizing wheel 124 and the second synchronizing wheel 123.
Referring to fig. 6, the anti-rotation structure in this embodiment includes an anti-rotation seat 114 fixedly mounted on the main body, an anti-rotation positioning pin 113 embedded in the anti-rotation seat, and an anti-rotation positioning cylinder 112 mounted above the anti-rotation positioning pin, where the anti-rotation positioning cylinder 112 is used to drive the anti-rotation positioning pin 113 to reciprocate along the direction of the main shaft 116.
A plurality of limiting parts 1141 distributed at equal angles are arranged in the anti-rotation seat 114, a plurality of protruding parts 1131 distributed at equal angles are arranged on the outer side of the anti-rotation positioning pin 113, and the limiting parts 1141 and the protruding parts 1131 are matched with each other to realize accurate positioning of the angle of the main shaft. Preferably, in this embodiment, the anti-rotation seat is provided with 4 limiting portions uniformly distributed at 90 ° and the anti-rotation positioning pin is provided with 4 protruding portions uniformly distributed at 90 ° at the outer side.
A plurality of spacing columns 1132 distributed at equal angles are arranged below the anti-rotation positioning pins 113, a plurality of accommodating holes (not shown) distributed at equal angles are correspondingly arranged above the main shaft 116, and the anti-rotation positioning pins 113 and the main shaft 116 are fixedly arranged through the spacing columns 1132 and the accommodating holes. Preferably, in this embodiment, 4 limit posts uniformly distributed at 90 ° are arranged below the anti-rotation positioning pin, and 4 containing holes uniformly distributed at 90 ° are correspondingly arranged above the main shaft.
The cylinder installation part 1121 is arranged below the anti-rotation positioning cylinder 112, a plurality of gaps are arranged below the cylinder installation part 1121, correspondingly, the anti-rotation positioning pin 113 is provided with a containing part for containing the cylinder installation part 1121, and the relative position between the anti-rotation positioning cylinder 112 and the anti-rotation positioning pin 113 can be ensured to be fixed through the design of the gaps on the cylinder installation part 1121.
Further, in this embodiment, a bearing 115 is fixedly mounted on the main shaft 116, a bearing cover 117 is fixedly mounted below the main shaft 116, a chuck base 118 is fixedly mounted on the bearing cover 117 below the main shaft 116, and a plurality of chucks 119 distributed in an array are fixedly mounted below the chuck base 118.
In this embodiment, when the anti-rotation positioning cylinder 112 drives the anti-rotation positioning pin 113 to move downward to the lowest position, the limiting post 1132 on the anti-rotation positioning pin 113 is fixedly mounted with the receiving hole on the spindle 116, and the protruding portion 1131 on the anti-rotation positioning pin 113 is fixedly engaged with the limiting portion 1141 on the anti-rotation seat 114, so as to realize the fixed mounting of the spindle.
When the spindle position is rotated, the anti-rotation positioning pin 113 is driven to move upwards by the anti-rotation positioning cylinder 112, and the anti-rotation positioning pin 113 can move upwards along the extension direction of the spindle due to the cooperation of the protruding portion 1131 on the anti-rotation positioning pin 113 and the limiting portion 1141 on the anti-rotation seat 114, and the limiting post 1132 on the anti-rotation positioning pin 113 is separated from the accommodating hole on the spindle 116. After the limit post 1132 on the anti-rotation positioning pin 113 is separated from the accommodating hole on the main shaft 116, the second synchronizing wheel 123 is driven to rotate by the rotating motor 122, the second synchronizing wheel 123 and the first synchronizing wheel 124 are driven by the synchronous belt 125 to synchronously rotate, the first synchronizing wheel 124 synchronously drives the main shaft 116 to rotate, so that the chuck base 118 and the chuck 119 below the main shaft can be driven to synchronously rotate, and after the main shaft rotates to a proper angle, the anti-rotation positioning cylinder 112 drives the anti-rotation positioning pin 113 to move downwards, and the main shaft 116 is fixed by the anti-rotation structure.
Through the design of the anti-rotation structure of this embodiment, the forward rotation or reverse rotation of the chuck base and the chuck at 90 °, 180 °, 270 ° can be realized, however, in other embodiments, rotation at other angles can be realized through the design of the limiting columns 1132 and the like, for example, when 3 equiangular distributed limiting columns 113 and the like are provided, the forward rotation or reverse rotation at 120 ° and 240 ° can be realized, which is not illustrated here one by one.
Referring to fig. 7 and 9, the automatic plate feeding mechanism based on scissor assembly in this embodiment includes a plate feeding assembly 400 slidably mounted on a supporting table, and as shown in fig. 8 and 10, the plate feeding assembly 400 includes a plate feeding main body 41 mounted on the supporting table 300, a plate feeding extension 431 fixedly mounted on the plate feeding main body and extending outwards, clamping jaws 433 rotatably mounted on two ends of the plate feeding extension 431, and a driving cylinder 432 located above the plate feeding extension and fixedly mounted between the clamping jaws 433, wherein the driving cylinder 432 stretches and contracts along the direction of the plate feeding extension 431 to drive the clamping jaws 433 to grip or release.
The plate feeding assembly of the present invention comprises:
the first state, the driving cylinder 432 is in a normal state, and two ends of the driving cylinder 432 control the clamping jaw 433 to be in a grabbing state;
In the second state, the driving cylinder 432 is in a compressed state, and both ends of the driving cylinder 432 control the jaw 433 to be in a released state.
Specifically, referring to fig. 8 and 10, the plate feeding body 41 in the present embodiment includes a first flat plate 412 and a second flat plate 413 which are arranged in parallel, and a connection plate 411 which connects the first flat plate 412 and the second flat plate 413.
A first sliding block 421 is arranged below the first flat plate 412, a first sliding groove is correspondingly arranged on the first sliding block 421, a second sliding block 422 is arranged above the second flat plate 413, and a second sliding groove is correspondingly arranged on the second sliding block 422. Preferably, the first slider 421 and the second slider 422 are also fixedly mounted with the connection plate 411, respectively.
Correspondingly, a first guide rail 301 and a second guide rail 302 are fixedly installed on the supporting table 300, the first sliding groove is matched with the first guide rail 301, the second sliding groove is matched with the second guide rail 302, and the plate feeding assembly 400 slides on the first guide rail 301 and the second guide rail 302 on the supporting table through a first sliding block 421 and a second sliding block 422.
In this embodiment, two ends of the plate feeding extension 431 are correspondingly provided with hollow mounting grooves 4311, a rotating shaft is correspondingly mounted in the mounting grooves 4311, clamping jaws 433 are fixedly mounted on the rotating shaft, and clamping jaws 433 at two ends are symmetrically mounted.
Further, the clamping jaw comprises a mounting part positioned above the rotating shaft and a clamping part positioned below the rotating shaft, and the driving cylinder is fixedly mounted between the mounting parts of the two clamping jaws. The included angle between the mounting part and the clamping part is 60-120 degrees, and preferably, the mounting part and the clamping part are vertically arranged and the included angle is 90 degrees in the embodiment.
The invention is characterized in that a plurality of parallel plate feeding extending parts are fixedly arranged on the plate feeding main body part, for example, four plate feeding extending parts are arranged in the embodiment, two parallel plate feeding extending parts are respectively arranged at two ends, and each plate feeding extending part is correspondingly provided with a mounting groove, a clamping jaw and a driving cylinder, so that the clamping or releasing of the jig and the keyboard main board is realized.
Referring to fig. 11-13, the plate replacing assembly 500 in this embodiment includes a side beam 52 fixedly mounted on a supporting table and disposed opposite to each other, a plurality of lifting members 51 mounted on the supporting table in a liftable manner, and a jig plate (not shown) cooperating with the lifting members, wherein the lifting members 51 are provided with inwardly recessed sliding grooves 501 along a driving direction of the jig plate, and the lifting members are controlled to ascend or descend so as to convey or fix the jig plate.
In this embodiment, since the lifting member 51 capable of lifting is added, the structure of the jig plate is also required to be correspondingly set, and the jig plate is provided with a notch for accommodating the lifting member, when the jig plate is fixed on the supporting table, the lifting member is fixedly accommodated in the notch on the jig plate.
Referring to fig. 13, the plate replacing assembly in this embodiment includes four elevating members 51 disposed in pairs, two elevating members 51 are correspondingly mounted on the side beams 52 on each side, the sliding grooves in the elevating members 51 are disposed opposite to each other, and correspondingly, four notches for accommodating the elevating members are disposed on the jig plate.
It should be understood that, in this embodiment, four lifting members are taken as an example for illustration, however, in other embodiments, the number of lifting members may be increased or decreased, and the jig plate only needs to correspondingly modify the number and positions of the notches.
Referring to fig. 14, the lifting plate 51 in this embodiment includes a side plate 511, a top plate 512 vertically mounted on the upper portion of the side plate, and a bottom plate (not shown) vertically mounted on the lower portion of the side plate, wherein the top plate, the side plate, and the bottom plate enclose a chute, and the bottom plate and the top plate 512 are symmetrically disposed.
Since the shapes and structures of the bottom plate and the top plate are identical, only the shape of the top plate will be described in detail in this embodiment.
The inner surfaces of both sides of the top plate 512 are inclined surfaces 513, the thickness of both sides is minimum, a plurality of through holes 514 are formed in the top plate 512, and a plurality of semicircular grooves 515 are formed in the side of the top plate 512 away from the side plates.
Preferably, the inclined plane 513 at the end of the top plate in this embodiment is disposed on the lower surface of the top plate, and the inclination angle of the inclined plane is 5 ° to 40 °.
Referring to fig. 1, the automatic scissor assembly system in this embodiment includes a plurality of assembly stations, each assembly station is provided with a corresponding jig plate, each jig plate can be provided with a plurality of keyboard mainboards, and each station can be provided with different types of scissor, so that the assembly efficiency of the scissor can be greatly improved.
The technical scheme shows that the invention has the following beneficial effects:
the automatic scissors assembly system comprises a plurality of assembly stations, and one assembly system can realize the assembly of all scissors on a keyboard main board, so that the assembly efficiency of the scissors is greatly improved;
The scissors assembly equipment can realize the degrees of freedom of movement in three directions X, Y, Z, and each degree of freedom is independently controlled, so that the accurate positioning and mounting of the scissors can be realized;
The scissor pin rotary mounting structure can realize the rotation of the clamp seat and the clamp head, is convenient to control, has higher rotation precision, has stable structure during assembly, greatly improves the assembly yield of the scissor pin and reduces the assembly cost;
The automatic plate feeding mechanism controls the clamping jaw through the driving cylinder, has a simple structure and convenient control, can realize automatic grabbing of the jig and the keyboard main board, and improves the assembly efficiency of the scissor legs;
The automatic plate replacing mechanism is simple in structure and convenient to control, and can automatically replace the jig plate through control of the lifting piece, so that the assembly efficiency of the scissor legs is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. An automatic scissor leg assembly system, comprising:
A work table;
The supporting table is fixedly arranged on the workbench;
The plate feeding assembly is fixedly arranged on the supporting table;
the plate replacing assembly is fixedly arranged on the supporting table;
The three-degree-of-freedom scissor assembly equipment is fixedly arranged on the workbench;
The scissor rotary mounting structure is fixedly mounted on the three-degree-of-freedom scissor assembly equipment and is positioned in the upper area of the plate conveying assembly and the plate changing assembly;
The storage tank is used for storing the scissor legs;
The feeding assembly is connected with the storage tank and used for conveying the storage tank to the scissor rotary mounting structure;
Wherein the three-degree-of-freedom scissor assembly device comprises a first fixed plate fixedly mounted on a workbench and parallel to the workbench, a second fixed plate slidably mounted on the first fixed plate, a mounting frame slidably mounted on the second fixed plate, a mounting plate slidably mounted on the mounting frame, and a scissor rotary mounting structure fixedly mounted on the mounting plate, the scissor rotary mounting structure has X, Y, Z three-direction motion degrees of freedom, the second fixed plate slides on the first fixed plate along the X direction, the mounting frame slides on the second fixed plate along the Y direction, the mounting plate slides on the mounting frame along the Z direction, the three-degree-of-freedom scissor assembly device comprises an X-direction driving mechanism, a Y-direction driving mechanism and a Z-direction driving mechanism, the X-direction driving mechanism is used for driving the second fixed plate to slide on the first fixed plate along the X direction, the Y-direction driving mechanism is used for driving the mounting frame to slide on the second fixed plate along the Y direction, the Z-direction driving mechanism is used for driving the mounting plate to slide on the mounting frame along the Z direction,
The scissor leg rotating installation structure comprises a main body part and a motor seat which are fixedly installed, an anti-rotation structure is fixedly installed on the main body part, a main shaft connected with the anti-rotation structure is fixedly installed below the main body part, a clamp seat and a plurality of clamps are fixedly installed below the main shaft, a rotating motor is fixedly installed on the motor seat, the rotating motor drives the main shaft to synchronously rotate through a linkage structure,
The linkage structure comprises a first synchronous wheel fixedly arranged in the main body part and positioned at the outer side of the main shaft, a second synchronous wheel fixedly arranged in the motor base and positioned at the outer side of a motor shaft of the rotating motor, and a synchronous belt arranged at the outer sides of the first synchronous wheel and the second synchronous wheel,
The anti-rotation structure comprises an anti-rotation seat fixedly arranged on the main body part, an anti-rotation positioning pin embedded in the anti-rotation seat, and an anti-rotation positioning cylinder arranged above the anti-rotation positioning pin, wherein the anti-rotation positioning cylinder is used for driving the anti-rotation positioning pin to reciprocate along the direction of the main shaft,
A plurality of limiting parts which are distributed at equal angles are arranged in the anti-rotation seat, a plurality of protruding parts which are distributed at equal angles are arranged on the outer side of the anti-rotation positioning pin, and the limiting parts and the protruding parts are mutually matched to realize accurate positioning of the angle of the main shaft; the anti-rotation positioning pin is fixedly arranged with the main shaft through the limiting columns and the accommodating holes.
2. The automatic scissors assembly system according to claim 1, wherein the first fixing plate is provided with an X-direction guide rail in sliding fit with the second fixing plate, the mounting frame comprises a mounting frame base plate and a mounting frame extending plate arranged on one side of the mounting frame base plate, the mounting frame base plate is provided with a Z-direction guide rail in sliding fit with the mounting plate, the lower part of the mounting frame extending plate is provided with a Y-direction guide rail in sliding fit with the second fixing plate, the mounting plate is provided with a fixing block, and the mounting plate is arranged on the Z-direction guide rail of the mounting frame in a sliding manner through the fixing block.
3. The automatic scissor leg assembly system of claim 1, wherein the feeding plate assembly comprises a feeding plate main body mounted on the supporting table, a feeding plate extending portion fixedly mounted on the feeding plate main body and extending outwards, clamping jaws rotatably mounted at two ends of the feeding plate extending portion, and a driving cylinder positioned above the feeding plate extending portion and fixedly mounted between the clamping jaws, wherein the driving cylinder moves telescopically along the feeding plate extending portion to drive the grabbing or releasing of the clamping jaws.
4. The automatic scissors assembly system according to claim 3, wherein the plate feeding main body comprises a first flat plate and a second flat plate which are distributed in parallel, and a connecting plate for connecting the first flat plate and the second flat plate, a first sliding block is installed below the first flat plate, a first sliding groove is correspondingly arranged on the first sliding block, a second sliding block is installed above the second flat plate, a second sliding groove is correspondingly arranged on the second sliding block, a first guide rail and a second guide rail are fixedly installed on the supporting table, the first sliding groove is matched with the first guide rail, the second sliding groove is matched with the second guide rail, and the plate feeding assembly slides on the first guide rail and the second guide rail on the supporting table through the first sliding block and the second sliding block.
5. The automatic scissors leg assembling system according to claim 1, wherein the plate replacing assembly comprises a side beam fixedly mounted on the supporting table and arranged opposite to the side beam, a plurality of lifting members capable of being lifted and mounted on the supporting table, and a jig plate matched with the lifting members, wherein the lifting members are provided with inwards concave sliding grooves along the transmission direction of the jig plate, lifting or descending of the lifting members is controlled to convey or fix the jig plate, a notch for accommodating the lifting members is formed in the jig plate, and after the jig plate is fixed on the supporting table, the lifting members are fixedly accommodated in the notch in the jig plate.
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| CN201810825805.8A CN108857346B (en) | 2018-07-25 | 2018-07-25 | Automatic scissors assembly system |
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| CN201810825805.8A CN108857346B (en) | 2018-07-25 | 2018-07-25 | Automatic scissors assembly system |
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| CN108857346B true CN108857346B (en) | 2024-07-19 |
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| CN109967994B (en) * | 2019-04-03 | 2023-12-26 | 齐嘉顺 | Notebook keyboard scissors foot snatchs assembly devices |
| CN110405687B (en) * | 2019-08-23 | 2024-05-17 | 固特科工业塑料件科技(深圳)有限公司 | Assembling equipment for scissor legs |
| CN110625390B (en) * | 2019-10-12 | 2024-09-27 | 吴江亿韦机电科技有限公司 | Scissor leg assembly equipment |
| CN111112983B (en) * | 2020-01-17 | 2024-12-13 | 苏州邦冠自动化设备有限公司 | A special scissor foot semi-automatic assembly equipment |
| CN111755276B (en) * | 2020-06-24 | 2024-06-04 | 昆山兴协和科技股份有限公司 | Material distributing mechanism of intelligent keyboard scissor foot installation equipment |
| CN114273895A (en) * | 2021-12-22 | 2022-04-05 | 重庆英捷精密电子有限公司 | Automatic assembling device for aluminum plates on scissor legs of keyboard of notebook computer |
| CN114406649B (en) * | 2022-01-11 | 2024-07-12 | 苏州安木自动化设备有限公司 | Scissor assembly mechanism for keyboard keys |
| CN115041962A (en) * | 2022-06-30 | 2022-09-13 | 重庆泰美自动化科技有限公司 | Intelligent clamping and pressing mechanism for scissor legs |
| CN115055934B (en) * | 2022-07-20 | 2024-05-03 | 重庆泰美自动化科技有限公司 | Intelligent scissor leg mounting system |
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