CN109048717B - Positioning structure applied to L-shaped part - Google Patents
Positioning structure applied to L-shaped part Download PDFInfo
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- CN109048717B CN109048717B CN201811097254.4A CN201811097254A CN109048717B CN 109048717 B CN109048717 B CN 109048717B CN 201811097254 A CN201811097254 A CN 201811097254A CN 109048717 B CN109048717 B CN 109048717B
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- 230000007246 mechanism Effects 0.000 claims description 20
- 239000011324 bead Substances 0.000 claims description 4
- 238000002788 crimping Methods 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims 1
- 230000010354 integration Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 15
- 230000009471 action Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 239000011796 hollow space material Substances 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 241000258971 Brachiopoda Species 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The invention provides a positioning structure applied to an L-shaped part, which belongs to the technical field of positioning devices and comprises a positioning piece, a second frame body, a horizontal section positioning structure and a vertical section positioning structure. The positioning piece is provided with an L-shaped positioning surface, and the L-shaped positioning surface is suitable for positioning the outer side of the L-shaped part; the second frame body is vertically arranged and can vertically move; the horizontal segment positioning structure is fixedly arranged at the lower end of the second frame body, and is matched with the positioning piece to clamp the horizontal segment of the L-shaped part when the second frame body vertically moves to the lowest end; the vertical section positioning structure is arranged on the second frame body and is suitable for being stretched out from the side of the second frame body to match with the positioning piece to clamp the vertical section of the L-shaped part when the second frame body moves vertically to the lower end. When the L-shaped part is positioned, the invention can effectively avoid the dislocation of the part, improve the stability and accuracy of positioning, and has the advantages of small debugging workload, good structural integration and the like.
Description
Technical Field
The invention relates to the technical field of positioning devices, in particular to a positioning structure applied to an L-shaped part.
Background
With the continuous upgrading and updating of electronic products and optical products, the volume of the products is smaller and smaller, and the structural integration is higher and higher. In order to improve the structural integration of the product and reduce the volume of the product, a plurality of components such as LOGO, an indicator lamp shell, a male and female line and the like of the product are often embedded on a shell of the product, if the components such as LOGO, an indicator lamp and the like are embedded at the corners of the shell, the components such as the LOGO, the indicator lamp and the like are required to be designed into L shapes, and then the L-shaped components such as the LOGO, the indicator lamp and the like are installed at the corners of the shell through processes such as dispensing, pressure maintaining and the like. In this application, these L-shaped LOGO, indicator lights, etc. members and housings having corners are collectively referred to as L-shaped parts.
Dispensing in the process, so the name suggests that the glue is dispensed at the joint of two L-shaped parts; the pressure maintaining process is to apply pressure at the joint of two L-shaped parts, so as to ensure the adhesive property of the glue. In the known pressure maintaining process, because two L-shaped parts are required to be pressed, the L-shaped parts are required to be positioned in advance, and dislocation of the L-shaped parts in the pressing process is prevented.
In the known positioning mechanism, only one side of the L-shaped part can be pressed and positioned in the process of positioning the L-shaped part, but due to the fact that tolerance exists in the forming process of the part, a tiny gap is necessarily reserved between the two L-shaped parts after the dispensing process, and when only one side of the L-shaped part is pressed and positioned, the other side of the L-shaped part is necessarily deformed under the pressing of the pressure maintaining mechanism in the subsequent pressure maintaining action, so that the part is misplaced.
Disclosure of Invention
Therefore, the invention aims to overcome the defect that the positioning structure in the prior art easily causes dislocation of the L-shaped part when the L-shaped part is positioned, and further provides the positioning structure applied to the L-shaped part, which can avoid the dislocation of the part.
Therefore, the technical scheme provided by the invention is as follows:
a positioning structure applied to an L-shaped part, comprising:
the positioning piece is provided with an L-shaped positioning surface, and the L-shaped positioning surface is suitable for positioning the outer side of the L-shaped part;
the second frame body is vertically arranged and can vertically move;
the horizontal segment positioning structure is fixedly arranged at the lower end of the second frame body, is suitable for vertical movement along with the second frame body, and is matched with the positioning piece to clamp the horizontal segment of the L-shaped part when the second frame body vertically moves to the lowest end;
and the vertical section positioning structure is arranged on the second frame body and is suitable for extending out from the side of the second frame body to cooperate with the positioning piece to clamp the vertical section of the L-shaped part when the second frame body moves vertically to the lower end.
As a preferred technical solution, the horizontal segment positioning structure includes:
the flexible pads are provided with a plurality of flexible pads and are uniformly distributed on the lower end face of the second frame body.
As a preferable technical scheme, the lower end of the second frame body is horizontally provided with a first clearance, the plurality of flexible cushion rings are arranged around the circumference of the first clearance, and the first clearance is suitable for providing a clearance for the movement of the pressure maintaining mechanism.
As a preferred technical solution, the vertical segment positioning structure includes:
one end of the first crank arm is provided with an abutting surface which is suitable for abutting with the vertical section of the L-shaped part, the other end of the first crank arm is hinged with the telescopic element, and the middle section of the first crank arm is hinged on the second frame body;
the first crank arm is suitable for rotating under the pushing of the telescopic element, and pushes the abutting surface to extend outwards from the side face of the second frame body, and the abutting surface is matched with the positioning piece to clamp the vertical section of the L-shaped part.
As a preferable technical scheme, a second let space is vertically arranged on the second frame body, and the second let space is suitable for providing an avoidance space for the movement of the pressure maintaining mechanism.
As a preferable technical solution, the first crank arm has two, and is symmetrically disposed at two sides of the second hollow space.
As a preferred technical solution, the vertical segment positioning structure further includes:
one end of the second crank arm is provided with an abutting surface which is suitable for abutting with the vertical section of the L-shaped part, the other end of the second crank arm is hinged with the telescopic element, and the middle section of the second crank arm is hinged on the second frame body;
the second crank arm is arranged on the upper edge of the second hollow cavity.
As a preferred technical solution, the method further comprises:
the upper edge positioning structure is arranged on the second frame body, is suitable for moving up and down along with the second frame body and supports against the upper edge of the L-shaped part.
As a preferred technical solution, the upper edge positioning structure includes:
the lower end face of the cross beam is provided with a flexible parting bead which is suitable for crimping the upper edge of the L-shaped part;
and the elastic element is vertically arranged on the second frame body, and the lower end of the elastic element is fixedly connected with the cross beam.
As a preferable technical scheme, the vertical face of the L-shaped locating surface on the locating piece consists of a plurality of rectangular surfaces which are arranged at intervals, and the rectangular surfaces are suitable for being contacted with the inner surface of the L-shaped part or the basal body at the same time.
The technical scheme provided by the invention has the following advantages:
1. the positioning structure provided by the invention comprises a positioning piece, a second frame body, a horizontal section positioning structure and a vertical section positioning structure. The positioning piece is provided with an L-shaped positioning surface, and the L-shaped positioning surface is suitable for positioning the outer side of the L-shaped part; the second frame body is vertically arranged and can vertically move; the horizontal segment positioning structure is fixedly arranged at the lower end of the second frame body, is suitable for vertical movement along with the second frame body, and is matched with the positioning piece to clamp the horizontal segment of the L-shaped part when the second frame body vertically moves to the lowest end; the vertical section positioning structure is arranged on the second frame body and is suitable for being stretched out from the side of the second frame body to match with the positioning piece to clamp the vertical section of the L-shaped part when the second frame body moves vertically to the lower end.
The working process of the structure is that when two L-shaped parts subjected to dispensing are positioned and pressure-maintaining, such as a shell and an L-shaped LOGO (shown in figure 1), the L-shaped parts are firstly placed on a positioning piece, then a second frame moves downwards, a horizontal section positioning structure arranged at the lower end of the second frame is firstly contacted with the L-shaped parts to position the horizontal sections of the L-shaped parts, then a vertical section positioning structure is utilized to position the vertical sections of the L-shaped parts, through the process, the vertical sections and the horizontal sections of the L-shaped parts can be respectively positioned, the horizontal sections and the vertical sections of the L-shaped parts are respectively pressed on the positioning piece, and because the horizontal sections and the vertical sections of the L-shaped parts are respectively pressed, the L-shaped parts can be more firmly positioned, dislocation of the two L-shaped parts in the positioning process is prevented, the quality of products is improved, the internal stress of the bonding part is reduced, and the service life of the products is prolonged.
2. In the positioning structure provided by the invention, the horizontal section positioning structure comprises a plurality of flexible pads which are uniformly distributed on the lower end surface of the second frame body. This action can guarantee that horizontal segment location structure can not leave the indentation on the part when the pressfitting is to the part, guarantees the integrality of part looks outward appearance. Also, the provision of multiple flexible pads is more convenient for adjusting the height and contact pressure of each flexible pad.
3. In the positioning structure provided by the invention, the lower end of the second frame body is horizontally provided with the first clearance, the plurality of flexible cushion rings are arranged around the circumference of the first clearance, and the first clearance is suitable for providing an avoidance space for the movement of the pressure maintaining mechanism. The first empty existence of letting can provide the activity space for pressurize mechanism, promotes the structural integrity of whole equipment, reduces the space occupation of equipment.
4. In the positioning structure provided by the invention, the vertical section positioning structure comprises a first crank arm, one end of the first crank arm is provided with an abutting surface which is suitable for abutting with the vertical section of the L-shaped part, the other end of the first crank arm is hinged with the telescopic element, and the middle section of the first crank arm is hinged on the second frame body; the first crank arm is suitable for rotating under the pushing of the telescopic element, and pushes the abutting surface to extend outwards from the side face of the second frame body, and the abutting surface is matched with the positioning piece to clamp the vertical section of the L-shaped part. After the vertical section positioning structure is designed into a crank arm rotating mode, compared with the mode of the guide rail and the telescopic member, the transverse size of the equipment can be reduced, the weight bias of the equipment is further reduced, and the action stability of the equipment is improved.
5. In the positioning structure provided by the invention, the second frame body is vertically provided with the second let-out space, and the second let-out space is suitable for providing an avoidance space for the movement of the pressure maintaining mechanism. Similar to the first hollow function, the second hollow function can further improve the structural integrity of the whole equipment, reduce the space occupation of the equipment and reduce the total weight of the equipment.
6. In the positioning structure provided by the invention, the first crank arms are two and are symmetrically arranged at two sides of the second hollow space. The first crank arms which are symmetrically arranged can symmetrically abut against two sides of the L-shaped part, so that the stability of the whole part is further improved.
7. In the positioning structure provided by the invention, the vertical section positioning structure further comprises a second crank arm, one end of the second crank arm is provided with an abutting surface which is suitable for abutting with the vertical section of the L-shaped part, the other end of the second crank arm is hinged with the telescopic element, and the middle section of the second crank arm is hinged on the second frame body; the second crank arm is arranged on the upper edge of the second hollow cavity. When the second crank arm rotates, the upper edge of the L-shaped part can be pressed and positioned, and the positioning accuracy and stability of the part are further improved.
8. In the positioning structure provided by the invention, the vertical surface of the L-shaped positioning surface on the positioning piece consists of a plurality of rectangular surfaces which are arranged at intervals, and the rectangular surfaces are suitable for being simultaneously contacted with the vertical surface of the L-shaped part. After the L-shaped positioning surface is designed into a plurality of rectangles which are arranged at intervals, when the dressing rate is adjusted by grinding, the workload of grinding and debugging can be reduced, and the situation of large debugging workload caused by debugging the whole L-shaped positioning surface is avoided.
In conclusion, when the L-shaped part is positioned, the positioning device can effectively avoid dislocation of the part, improve the stability and accuracy of positioning, and has the advantages of small debugging workload, good structural integration and the like.
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 needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of an L-shaped part designed in the present invention;
FIG. 2 is a perspective view of the positioning structure provided in embodiment 1 of the present invention;
FIG. 3 is a perspective view of the positioning structure of FIG. 2 in another orientation;
FIG. 4 is a perspective view of the positioning member of the positioning structure shown in FIG. 2;
FIG. 5 is a perspective view of the second frame, horizontal segment locating structure, vertical segment locating structure and upper edge locating structure of the locating structure shown in FIG. 2;
FIG. 6 is a perspective view of the second frame, horizontal segment locating structure, vertical segment locating structure and top edge locating structure of FIG. 5 in another direction;
FIG. 7 is an exploded view of the second frame, horizontal segment locating structure, vertical segment locating structure and upper edge locating structure of FIG. 5;
reference numerals illustrate:
2-locating piece, 3-L-shaped locating surface, 7-second support body, 8-flexible pad, 13-rectangle face, 15-first let the sky, 16-first crank arm, 17-telescopic element, 18-second let the sky, 19-second crank arm, 20-crossbeam, 21-flexible parting bead, 22-elastic element, 23-casing, 24-L-shape LOGO, 26-spring, 27-nitrogen cylinder.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific 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 explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Example 1:
as shown in fig. 1 to 7, in embodiment 1 provided by the present invention, a positioning structure is provided for positioning and maintaining pressure for two L-shaped parts. As shown in fig. 1, the L-shaped parts are specifically a housing 23 having corners and an L-shaped LOGO24 fitted at the corners.
The positioning structure provided by the invention comprises a positioning piece 2, a second frame body 7, a horizontal section positioning structure and a vertical section positioning structure. The positioning piece 2 is provided with an L-shaped positioning surface, and the L-shaped positioning surface 3 is suitable for positioning the outer side of the L-shaped part; the second frame body 7 is vertically arranged and can vertically move; the horizontal segment positioning structure is fixedly arranged at the lower end of the second frame body 7, is suitable for following the second frame body 7 to vertically move, and is matched with the positioning piece 2 to clamp the horizontal segment of the L-shaped part when the second frame body 7 vertically moves to the lowest end; the vertical section positioning structure is arranged on the second frame body 7, and is suitable for clamping the vertical section of the L-shaped part by extending out from the side of the second frame body 7 to be matched with the positioning piece 2 when the second frame body 7 moves vertically to the lower end.
The working process of the structure is that when two L-shaped parts subjected to glue dispensing are positioned and pressure-maintained, such as a shell and an L-shaped LOGO (shown in figure 1), the L-shaped parts are firstly placed on the positioning piece 2, then the second frame 7 moves downwards, the horizontal section positioning structure arranged at the lower end of the second frame 7 is firstly contacted with the L-shaped parts to position the horizontal sections of the L-shaped parts, then the vertical section positioning structure is utilized to position the vertical sections of the L-shaped parts, through the process, the vertical sections and the horizontal sections of the L-shaped parts can be respectively positioned, the horizontal sections and the vertical sections of the L-shaped parts are respectively pressed on the positioning piece 2, the L-shaped parts can be more firmly positioned due to the fact that the horizontal sections and the vertical sections of the L-shaped parts are respectively pressed, dislocation of the two L-shaped parts in the positioning process is prevented, the quality of a product is improved, the internal stress of a bonding part is reduced, and the service life of the product is prolonged.
In the positioning and pressure maintaining process, the positioning structure is generally installed on the pressure maintaining mechanism and moves up and down along with the pressure maintaining mechanism, and the positioning structure contacts the part before the pressing surface of the pressure maintaining mechanism. Specifically, in the present embodiment, the second frame 7 is mounted to the hold-pressure mechanism, and moves up and down following the hold-pressure mechanism.
As an improved embodiment of the horizontal segment positioning structure, the horizontal segment positioning structure comprises a plurality of flexible pads 8 which are uniformly distributed on the lower end face of the second frame body 7. This action can guarantee that horizontal segment location structure can not leave the indentation on the part when the pressfitting is to the part, guarantees the integrality of part looks outward appearance. Also, the provision of a plurality of flexible pads 8 is more convenient for adjusting the height and contact pressure of each flexible pad 8.
In order to ensure that the pressure maintaining mechanism has a space for movement, a first clearance 15 is horizontally arranged at the lower end of the second frame body 7, the plurality of flexible pads 8 are circumferentially arranged on the circumference of the first clearance 15, and the first clearance 15 is suitable for providing a avoidance space for movement of the first pressing member 5. The existence of the first clearance 15 can provide a movable space for the first pressing piece 5, so that the mechanism integration of the whole equipment is improved, and the space occupation of the equipment is reduced.
As a specific embodiment of the vertical section positioning structure, the vertical section positioning structure comprises a first crank arm 16, one end of the first crank arm 16 is provided with an abutting surface suitable for abutting with the vertical section of the L-shaped part, the other end of the first crank arm is hinged with a telescopic element 17, and the middle section of the first crank arm 16 is hinged on the second frame body 7; the first crank arm 16 is adapted to rotate under the pushing of the telescopic element 17 and to push the abutment surface to protrude outwards from the side of the second frame 7, cooperating with the positioning element 2 to clamp the vertical segment of the L-shaped part. After the vertical section positioning structure is designed into a crank arm rotating mode, compared with the mode of the guide rail and the telescopic member, the transverse size of the equipment can be reduced, the weight bias of the equipment is further reduced, and the action stability of the equipment is improved.
As an improved embodiment of the second frame 7, a second clearance 18 is vertically provided on the second frame 7, and the second clearance 18 is adapted to provide a clearance space for the movement of the second pressing member 6. Considering that when the pressure maintaining is carried out on the L-shaped part, the vertical section and the horizontal section of the L-shaped part are required to be pressed by the pressure maintaining mechanism, so that the effect similar to the effect of the first air letting 15, the effect of the second air letting 18 can further improve the structural integrity of the whole equipment, an avoidance space is provided for the action of the pressure maintaining mechanism, the space occupation of the equipment is reduced, and the total weight of the equipment is reduced.
As an improved embodiment of the vertical segment positioning structure, the first crank arm 16 has two and is symmetrically disposed at two sides of the second hollow 18. The symmetrically arranged first crank arms 16 can symmetrically abut against two sides of the L-shaped part, so that the stability of the whole part is further improved.
As a further improved embodiment of the vertical section positioning structure, the vertical section positioning structure further comprises a second crank arm 19, one end of the second crank arm 19 is provided with an abutting surface suitable for abutting with the vertical section of the L-shaped part, the other end of the second crank arm is hinged with the telescopic element 17, and the middle section of the second crank arm 19 is hinged on the second frame body 7; the second crank arm 19 is arranged at the upper edge of the second hollow 18. When the second crank arm 19 rotates, the upper edge of the L-shaped part can be pressed and positioned, and the positioning accuracy and stability of the part are further improved.
In the vertical section positioning structure, the telescopic elements 17 used are telescopic cylinders. One end of the telescopic cylinder is hinged to the second frame body 7, the other end of the telescopic cylinder is hinged to one end of the first crank arm 16 or one end of the second crank arm 19, and when the telescopic cylinder stretches, the crank arm can be pushed to swing around a hinge shaft with the second frame body 7, so that the abutting surface is pushed to be pressed on the L-shaped part.
As an improved implementation mode of the device, the device further comprises an upper edge positioning structure which is arranged on the second frame body 7 and is suitable for moving up and down along with the second frame body 7 and pressing the upper edge of the L-shaped part.
Specifically, the upper edge positioning structure comprises a cross beam 20 and an elastic element 22, and the lower end surface of the cross beam 20 is provided with a flexible parting bead 21 which is suitable for crimping the upper edge of the L-shaped part; the elastic element 22 is vertically installed on the second frame 7, and the lower end of the elastic element 22 is fixedly connected with the cross beam 20. The elastic element 22 is a guiding component with a spring, the guiding component is specifically a guiding sleeve fixedly mounted on the second frame body, a guiding pillar is slidably mounted in the middle of the guiding sleeve, one end of the guiding pillar is fixedly connected with the cross beam 20, a limiting flange is arranged at the other end of the guiding pillar, when the cross beam falls to the lowest end, the limiting flange can be abutted with the guiding sleeve to play a limiting role, the spring is sleeved on the guiding pillar, when the distance between the cross beam 20 and the second frame body 7 is close, the spring gives elastic pressure to the cross beam, the upper edge of the L-shaped part is pressed by the elastic pressure, and therefore the L-shaped part is forced to be attached to the L-shaped locating surface 3 on the locating piece 2.
As an improved embodiment of the positioning element 2, the vertical surface of the L-shaped positioning surface 3 on the positioning element 2 is composed of a plurality of rectangular surfaces 13 which are arranged at intervals, and the rectangular surfaces 13 are suitable for simultaneously contacting with the vertical surface of the L-shaped part. After the L-shaped positioning surface 3 is designed into a plurality of rectangles which are arranged at intervals, when the dressing rate is adjusted by grinding, the workload of grinding and debugging can be reduced, and the situation of large debugging workload caused by debugging the whole L-shaped positioning surface 3 is avoided.
To sum up, this equipment is carrying out location pressurize in-process to L shape part, can effectually avoid the dislocation of part, keeps the quality of whole product, still has advantages such as structural integrity is good, the location is accurate, the debugging of being convenient for simultaneously.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (10)
1. A positioning structure applied to an L-shaped part, comprising:
the positioning piece is provided with an L-shaped positioning surface, and the L-shaped positioning surface is suitable for positioning the outer side of the L-shaped part;
the second frame body is vertically arranged and can vertically move, the lower end of the second frame body is horizontally provided with a first clearance, and the first clearance is suitable for providing an avoidance space for the movement of the pressure maintaining mechanism;
the second frame body is mounted on the pressure maintaining mechanism and moves up and down along with the pressure maintaining mechanism;
the horizontal segment positioning structure is fixedly arranged at the lower end of the second frame body, is suitable for vertical movement along with the second frame body, and is matched with the positioning piece to clamp the horizontal segment of the L-shaped part when the second frame body vertically moves to the lowest end;
and the vertical section positioning structure is arranged on the second frame body and is suitable for extending out from the side of the second frame body to cooperate with the positioning piece to clamp the vertical section of the L-shaped part when the second frame body moves vertically to the lower end.
2. The positioning structure applied to an L-shaped part according to claim 1, wherein the horizontal segment positioning structure comprises:
the flexible pads are provided with a plurality of flexible pads and are uniformly distributed on the lower end face of the second frame body.
3. The positioning structure for an L-shaped part according to claim 2, wherein said plurality of flexible pads are circumferentially arranged around said first hollow perimeter.
4. The positioning structure applied to an L-shaped part according to claim 1, wherein the vertical segment positioning structure comprises:
one end of the first crank arm is provided with an abutting surface which is suitable for abutting with the vertical section of the L-shaped part, the other end of the first crank arm is hinged with the telescopic element, and the middle section of the first crank arm is hinged on the second frame body;
the first crank arm is suitable for rotating under the pushing of the telescopic element, and pushes the abutting surface to extend outwards from the side face of the second frame body, and the abutting surface is matched with the positioning piece to clamp the vertical section of the L-shaped part.
5. The positioning structure for an L-shaped part according to claim 4, wherein a second let-off is vertically provided on the second frame body, and the second let-off is adapted to provide a let-off space for movement of the pressure maintaining mechanism.
6. The positioning structure for an L-shaped part according to claim 5, wherein said first crank arms are provided in two and symmetrically disposed on both sides of said second hollow.
7. The positioning structure for an L-shaped part according to claim 6, wherein said vertical segment positioning structure further comprises:
one end of the second crank arm is provided with an abutting surface which is suitable for abutting with the vertical section of the L-shaped part, the other end of the second crank arm is hinged with the telescopic element, and the middle section of the second crank arm is hinged on the second frame body;
the second crank arm is arranged on the upper edge of the second hollow cavity.
8. The positioning structure applied to an L-shaped part according to claim 1, further comprising:
the upper edge positioning structure is arranged on the second frame body, is suitable for moving up and down along with the second frame body and supports against the upper edge of the L-shaped part.
9. The positioning structure for an L-shaped part according to claim 8, wherein said upper edge positioning structure comprises:
the lower end face of the cross beam is provided with a flexible parting bead which is suitable for crimping the upper edge of the L-shaped part;
and the elastic element is vertically arranged on the second frame body, and the lower end of the elastic element is fixedly connected with the cross beam.
10. A positioning structure for an L-shaped part according to any one of claims 1 to 9, wherein the elevation of the L-shaped positioning surface on the positioning member is comprised of a plurality of spaced rectangular surfaces adapted to simultaneously contact the inside of the L-shaped part or substrate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811097254.4A CN109048717B (en) | 2018-09-19 | 2018-09-19 | Positioning structure applied to L-shaped part |
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| CN201811097254.4A CN109048717B (en) | 2018-09-19 | 2018-09-19 | Positioning structure applied to L-shaped part |
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| CN109048717B true CN109048717B (en) | 2024-01-26 |
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| CN109236820B (en) * | 2018-09-19 | 2023-11-28 | 苏州富强科技有限公司 | Mechanism for maintaining pressure on L-shaped part |
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| CN109048717A (en) | 2018-12-21 |
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