CN215036921U - Automatic centering mechanism - Google Patents
Automatic centering mechanism Download PDFInfo
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- CN215036921U CN215036921U CN202120366160.3U CN202120366160U CN215036921U CN 215036921 U CN215036921 U CN 215036921U CN 202120366160 U CN202120366160 U CN 202120366160U CN 215036921 U CN215036921 U CN 215036921U
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- China
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- positioning seat
- rod
- connecting rod
- automatic centering
- centering mechanism
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Abstract
The utility model discloses an automatic centering mechanism, which comprises a base, a positioning seat arranged above the base and a centering component, wherein the centering component comprises a connecting rod arranged between the base and the positioning seat, a first driving part which is in transmission connection with the connecting rod to drive the connecting rod to move up and down, and clamping components symmetrically arranged at two ends of the connecting rod; the clamping assembly comprises a swing arm and a clamping jaw, the swing arm is connected with the lower portion of the positioning seat in a rotating mode, the clamping jaw is connected with the upper end of the swing arm in a rotating mode and is arranged in the positioning seat, a limiting pin is arranged at the lower end of the swing arm, limiting holes for the limiting pin to extend into are formed in the two ends of the connecting rod respectively, and the limiting pin slides up and down in the limiting holes under the driving of the first driving part. The utility model provides an automatic centering mechanism can improve production efficiency.
Description
Technical Field
The utility model relates to the technical field of mold, in particular to automatic centering mechanism.
Background
In the prior art, the production process of assembling and pressing a notebook computer shell and a plastic frame, fitting a computer touch pad, fitting screen glass and fitting foam of a mobile phone shell mostly depends on appearance or inner cavity positioning, but because materials have deviations of different degrees of an inner cavity and an outer cavity, the phenomena of inaccurate positioning, uneven gaps after assembly and deviation of screw holes are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automatic centering mechanism can carry out the centering to product body and laminating piece, improves production efficiency.
Based on the above problem, the utility model provides a technical scheme is:
an automatic centering mechanism comprises a base, a positioning seat and a centering assembly, wherein the positioning seat is arranged above the base, the centering assembly comprises a connecting rod arranged between the base and the positioning seat, a first driving part which is in transmission connection with the connecting rod to drive the connecting rod to move up and down, and clamping assemblies symmetrically arranged at two ends of the connecting rod;
the clamping assembly comprises a swing arm and a clamping jaw, the swing arm is connected with the lower portion of the positioning seat in a rotating mode, the clamping jaw is connected with the upper end of the swing arm in a rotating mode and is arranged in the positioning seat, a limiting pin is arranged at the lower end of the swing arm, limiting holes for the limiting pin to extend into are formed in the two ends of the connecting rod respectively, and the limiting pin slides up and down in the limiting holes under the driving of the first driving part.
In one embodiment, the positioning seat is provided with a through groove for the swing arm to extend into, and a clamping jaw limiting groove communicated with the through groove and matched with the clamping jaw.
In one embodiment, the connecting rod comprises a first rod, second rods symmetrically arranged on two sides of the first rod, and a connecting rod connecting the first rod and the second rods, the second rods are located below the first rods and are arranged in parallel with the first rods, and the connecting rod is arranged in an inclined manner from the second rods to the first rods.
In one embodiment, the limiting holes are arranged obliquely upwards from the outer side to the inner side of the connecting rod.
In one embodiment of the invention, the ejection mechanism further comprises an ejection plate arranged between the base and the positioning seat, a second driving part in transmission connection with the ejection plate to drive the ejection plate to move up and down, and a plurality of ejection rods arranged at the upper end of the ejection plate, and a plurality of ejection holes for the ejection rods to extend into are formed in the positioning seat.
In one embodiment, the first rod is located above the ejector plate, first avoidance ports for the second rod to extend into are formed at two ends of the ejector plate, and second avoidance ports for the first driving component to extend into are further formed in the ejector plate.
In one embodiment, the device further comprises a guide assembly, wherein the guide assembly comprises at least one guide rod vertically fixed at the lower end of the positioning seat, a first guide sleeve arranged on the connecting rod and used for the guide rod to extend into, and a second guide sleeve arranged on the ejector plate and used for the guide rod to extend into.
In one embodiment, a connecting block is fixed at the lower end of the positioning seat, and the swing arm is in pin joint with the connecting block in a rotating manner.
In one embodiment, the base is circumferentially provided with a plurality of support rods, and the positioning seat is fixed at the upper ends of the support rods.
Compared with the prior art, the utility model has the advantages that:
on will treating laminating and arranging the positioning seat in, then arrange the laminating top in with the product body, drive the swing arm through the connecting rod and rotate to drive two clamping jaws and remove in opposite directions, in order to carry out the centering with laminating and product body, improve assembly efficiency, reduction in production cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an embodiment of an automatic centering mechanism of the present invention;
fig. 2 is a schematic view of a usage status of the embodiment of the present invention;
wherein:
1. a base;
2. positioning seats; 2-1, penetrating a groove; 2-2, a clamping jaw limiting groove; 2-3, material ejection holes;
3. a connecting rod; 3-1, a first bar; 3-2, a second rod; 3-2a, a limiting hole; 3-3, connecting rod;
4. a first drive member;
5. swinging arms; 5-1, a limit pin;
6. a clamping jaw;
7. a material ejecting plate; 7-1, a first avoidance port 7-2 and a second avoidance port;
8. a second drive member;
9. a lifter bar;
10. fitting parts;
11. a product body;
12. a hot-pressing head;
13. a support bar;
14. connecting blocks;
15. a guide bar;
16. a first guide sleeve;
17. and a second guide sleeve.
Detailed Description
The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present invention. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally the conditions in routine experiments.
Referring to fig. 1, for the utility model discloses the structure schematic diagram provides an automatic centering mechanism for the notebook shell equipment, including base 1, setting positioning seat 2 and centering subassembly in base 1 top, centering subassembly is including setting up connecting rod 3 between base 1 and positioning seat 2, be connected in order to drive the connecting rod 3 first drive component 4 that reciprocates, and the centre gripping subassembly of symmetry setting at connecting rod 3 both ends with the transmission of connecting rod 3.
The clamping assembly comprises a swing arm 5 with the middle part rotatably pinned below the positioning seat 2 and a clamping jaw 6 with the middle part rotatably pinned at the upper end of the swing arm 5 and arranged in the positioning seat 2, a limiting pin 5-1 is arranged at the lower end of the swing arm 5, limiting holes 3-2a for the limiting pin 5-1 to extend into are respectively arranged at the two ends of the connecting rod 3, the limiting pin 5-1 slides up and down in the limiting holes 3-2a under the driving of the first driving part 4, and preferably, the first driving part 4 can adopt an air cylinder. The first driving part 4 drives the swing arm 5 to rotate, and the swing arm 5 drives the two clamping jaws 6 to move oppositely so as to center the product body 11 in the positioning seat 2, so that the assembly efficiency is improved.
Specifically, a connecting block 14 is fixed at the lower end of the positioning seat 2, and the swing arm 5 is in pin joint with the connecting block 14 in a rotating manner. The limiting holes 3-2a are arranged from the two ends of the connecting rod 3 to the middle part in an inclined and upward manner.
In this example, the positioning seat 2 is provided with a through groove 2-1 for the swing arm 5 to extend into, and a clamping jaw limit groove 2-2 which is communicated with the through groove 2-1 and matched with the clamping jaw 6.
The connecting rod 3 comprises a first rod piece 3-1, second rod pieces 3-2 symmetrically arranged on two sides of the first rod piece 3-1 and a connecting rod 3-3 for connecting the first rod piece 3-1 and the second rod pieces 3-2, the second rod pieces 3-2 are positioned below the first rod pieces 3-1 and are arranged in parallel with the first rod pieces 3-1, and the connecting rod 3-3 is arranged in an inclined and upward manner from the second rod pieces 3-2 to the first rod pieces 3-1.
In order to facilitate taking out of a product which is attached to the inside of the positioning seat 2, the ejection mechanism is further arranged and comprises an ejector plate 7 arranged between the base 1 and the positioning seat 2, a second driving part 8 in transmission connection with the ejector plate 7 to drive the ejector plate 7 to move up and down, and a plurality of ejector rods 9 arranged at the upper end of the ejector plate 7, and a plurality of ejection holes 2-3, preferably, the second driving part 8 can adopt an air cylinder, are formed in the positioning seat 2 and are used for the plurality of ejector rods 9 to extend into.
In this example, the first rod member 3-1 is located above the ejector plate 7, the two ends of the ejector plate 7 are provided with first avoidance ports 7-1 for the second rod member 3-2 to extend into, and the ejector plate 7 is further provided with second avoidance ports 7-2 for the first driving member 4 to extend into.
The guide assembly is further arranged and comprises two guide rods 15 vertically fixed at the lower end of the positioning seat 2, a first guide sleeve 16 arranged on the connecting rod and used for the guide rods 15 to extend into, and a second guide sleeve 17 arranged on the ejector plate 7 and used for the guide rods 15 to extend into.
In this example, the supporting rods 13 are vertically arranged at four top corners of the base 1, and the positioning seat 2 is fixed at the upper ends of the supporting rods 13.
Referring to fig. 2, in use, an adhering piece 10 (plastic bone) is placed in a positioning seat 2, rough positioning is performed according to the appearance of the adhering piece 10, a positioning pin is installed at a position, corresponding to the positioning position of the plastic bone, on the positioning seat 2 for fine positioning, a product body 11 (aluminum skin) is placed on the positioning seat 2 and the adhering piece 10, rough positioning is performed through an inner cavity of a shell, a first driving part 4 drives a connecting rod 3 to move upwards, the connecting rod 3 drives swing arms 5 at two sides to swing inwards, the swing arms 5 drive a clamping jaw 6 to move towards the center of a jig, the product body 11 is pushed to the center position, aluminum skin self-centering is realized, a hot pressing head 12 presses the product body 11 and the adhering piece 10 downwards to perform pressing and pressure maintaining, after the pressure maintaining is completed, the hot pressing head 12 returns, the first driving part 4 drives the connecting rod 3 to move downwards, the connecting rod 3 drives the swing arms 5 at two sides to swing outwards, the swing arms 5 drive the clamping jaw 6 to return to the initial position, then the material ejecting mechanism drives the material ejecting rod 9 to eject the pressed product out of the positioning seat 2, and the pressed product is taken out to complete the lamination.
The above examples are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable one skilled in the art to understand the contents of the present invention and to implement the present invention, which should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (9)
1. An automatic centering mechanism which is characterized in that: the centering device comprises a base (1), a positioning seat (2) arranged above the base (1) and a centering assembly, wherein the centering assembly comprises a connecting rod (3) arranged between the base (1) and the positioning seat (2), a first driving part (4) in transmission connection with the connecting rod (3) to drive the connecting rod (3) to move up and down, and clamping assemblies symmetrically arranged at two ends of the connecting rod (3);
the clamping assembly comprises a swing arm (5) with the middle part connected below the positioning seat (2) in a rotating mode, and a clamping jaw (6) with the middle part connected to the upper end of the swing arm (5) in a rotating mode and arranged in the positioning seat (2), a limiting pin (5-1) is arranged at the lower end of the swing arm (5), limiting holes (3-2a) for the limiting pin (5-1) to extend into are formed in two ends of the connecting rod (3) respectively, and the limiting pin (5-1) slides up and down in the limiting holes (3-2a) under the driving of the first driving part (4).
2. The automatic centering mechanism of claim 1, wherein: the positioning seat (2) is provided with a through groove (2-1) for the swing arm (5) to extend into and a clamping jaw limiting groove (2-2) communicated with the through groove (2-1) and matched with the clamping jaw (6).
3. The automatic centering mechanism of claim 1, wherein: the connecting rod (3) comprises a first rod piece (3-1), second rod pieces (3-2) symmetrically arranged on two sides of the first rod piece (3-1) and a connecting rod (3-3) connecting the first rod piece (3-1) and the second rod pieces (3-2), the second rod pieces (3-2) are located below the first rod piece (3-1) and are arranged in parallel with the first rod piece (3-1), and the connecting rod (3-3) is obliquely and upwards arranged towards the first rod piece (3-1) from the second rod piece (3-2).
4. The automatic centering mechanism of claim 3, wherein: the limiting holes (3-2a) are arranged from the outer side of the connecting rod (3) to the inner side in an inclined and upward mode.
5. The automatic centering mechanism of claim 3, wherein: the ejection mechanism comprises an ejection plate (7) arranged between the base (1) and the positioning seat (2), a second driving part (8) in transmission connection with the ejection plate (7) to drive the ejection plate (7) to move up and down, and a plurality of ejection rods (9) arranged at the upper end of the ejection plate (7), and a plurality of ejection holes (2-3) for the ejection rods (9) to extend into are formed in the positioning seat (2).
6. The automatic centering mechanism of claim 5, wherein: the first rod piece (3-1) is located above the ejector plate (7), first avoidance ports (7-1) for the second rod piece (3-2) to stretch into are arranged at two ends of the ejector plate (7), and second avoidance ports (7-2) for the first driving part (4) to stretch into are further arranged on the ejector plate (7).
7. The automatic centering mechanism of claim 6, wherein: the guide device is characterized by further comprising a guide assembly, wherein the guide assembly comprises at least one guide rod (15) vertically fixed at the lower end of the positioning seat (2), a first guide sleeve (16) arranged on the connecting rod (3) and used for the guide rod (15) to stretch into, and a second guide sleeve (17) arranged on the ejector plate (7) and used for the guide rod (15) to stretch into.
8. The automatic centering mechanism of claim 1, wherein: the lower end of the positioning seat (2) is fixed with a connecting block (14), and the swing arm (5) is in rotating pin joint with the connecting block (14).
9. The automatic centering mechanism of claim 1, wherein: the base (1) is circumferentially provided with a plurality of supporting rods (13), and the positioning seat (2) is fixed at the upper ends of the supporting rods (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120366160.3U CN215036921U (en) | 2021-02-08 | 2021-02-08 | Automatic centering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120366160.3U CN215036921U (en) | 2021-02-08 | 2021-02-08 | Automatic centering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215036921U true CN215036921U (en) | 2021-12-07 |
Family
ID=79256168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120366160.3U Active CN215036921U (en) | 2021-02-08 | 2021-02-08 | Automatic centering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215036921U (en) |
-
2021
- 2021-02-08 CN CN202120366160.3U patent/CN215036921U/en active Active
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