CN216035819U - Locking device for circuit board collecting rack - Google Patents
Locking device for circuit board collecting rack Download PDFInfo
- Publication number
- CN216035819U CN216035819U CN202122283547.5U CN202122283547U CN216035819U CN 216035819 U CN216035819 U CN 216035819U CN 202122283547 U CN202122283547 U CN 202122283547U CN 216035819 U CN216035819 U CN 216035819U
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- China
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- circuit board
- torsion spring
- positioning plate
- guide rail
- sliding
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Abstract
The locking device for the circuit board collecting rack comprises a torsion spring, a positioning plate and a sliding part, wherein a fixing part of the torsion spring is detachably fixed on the sliding part, a swinging part of the torsion spring is exposed out of the positioning plate, and the positioning plate is connected with the sliding part; a guide rail of the circuit board collecting frame penetrates through the positioning plate and the sliding part, and the torsion spring is sleeved on the outer side surface of the guide rail; the swing portion is movably abutted to the positioning plate, the positioning plate is provided with a positioning opening, and the swing portion and the positioning opening are located on the same side of the positioning plate. A production line worker holds the swinging part of the torsion spring so as to tension and relax the torsion spring, and when the torsion spring is tensioned, the torsion spring is tightly held on the guide rail so as to lock and position the sliding part; when loosening the torsional spring, the torsional spring no longer hugs closely in the guide rail, and the slider can follow the guide rail and freely removes, and the production line workman only needs the operation oscillating portion to swing and can realize the location of slider to realize the location of carrier, need not to carry out the screw of operating time overlength and tighten, reduce operating time, convenient to use.
Description
Technical Field
The utility model belongs to the technical field of circuit board assembly, and particularly relates to a locking device for a circuit board collecting rack.
Background
At present, a plurality of processes are needed in the assembly process of the circuit board, and different processes are often performed in different production lines or workshops, so that the circuit board needs to be placed on a circuit board collecting rack for centralized transfer in the production process. In the frame is collected to current circuit board, the board width that holds of carrier need be adjusted according to the circuit board size, and the carrier after the adjustment finishes is fixed a position through the screw more, causes from this to produce the line workman and need carry out the screw operation of screwing, leads to operating time overlength, is difficult to the accurate positioning, is not convenient for use.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a locking device for a circuit board collecting rack, which is convenient to use.
In order to achieve the above-mentioned main objective, the locking device for a circuit board collecting rack provided by the present invention comprises a torsion spring, a positioning plate and a sliding member, wherein a fixing portion of the torsion spring is detachably fixed to the sliding member, a swinging portion of the torsion spring is exposed out of the positioning plate, and the positioning plate is connected to the sliding member; a guide rail of the circuit board collecting frame penetrates through the positioning plate and the sliding part, and the torsion spring is sleeved on the outer side surface of the guide rail; the swing portion is movably abutted to the positioning plate, the positioning plate is provided with a positioning opening, and the swing portion and the positioning opening are located on the same side of the positioning plate.
According to the scheme, a production line worker holds the swinging part of the torsion spring so as to tension and relax the torsion spring, and when the torsion spring is tensioned, the torsion spring is tightly held on the guide rail so as to lock and position the sliding part; when loosening the torsional spring, the torsional spring no longer hugs closely in the guide rail, and the slider can follow the guide rail and freely removes, produces the line workman and according to the circuit board size and adjust the position of carrier, produces the line workman and only need operate the swing portion and swing and can realize the location of slider to realize the location of carrier, need not to carry out the screw of operating time overlength and screw, reduce operating time, convenient to use.
Preferably, the locating plate is equipped with spacing portion, and spacing portion includes glide plane and spacing face, and spacing face is close to the location mouth for the glide plane.
Furthermore, the locating plate is provided with two limiting walls, the limiting surface is positioned at one end of the locating opening, one limiting wall is positioned at the other end of the locating opening, and the sliding surface is close to the other limiting wall relative to the limiting surface.
Preferably, the slider includes an abutting portion and a fixing groove, and the fixing groove is located between the abutting portion and an inner wall of the slider.
Furthermore, the fixing part is clamped in the fixing groove.
Furthermore, the abutting part comprises an arc surface and a plane, the plane abuts against the fixing part, and the arc surface is opposite to the spring body of the torsion spring.
Furthermore, the spring body is clamped between the sliding piece and the positioning plate.
Further, the positioning plate is connected with the sliding part in a threaded mode.
Further, the number of the locking devices is four.
Furthermore, two locking devices are respectively arranged at the upper end and the lower end of the circuit board collecting rack; the object carrier of the circuit board collecting rack is fixedly connected with the sliding part.
Drawings
The utility model is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the utility model, and for a person skilled in the art, other drawings can be derived on the basis of the following drawings without inventive effort.
Fig. 1 is a structural view of an embodiment of a locking device for a circuit board collecting rack according to the present invention.
Fig. 2 is a partial structural view of an embodiment of a locking device for a circuit board collecting rack according to the present invention.
Fig. 3 is a partial exploded view of the structure shown in fig. 2 from another perspective.
Fig. 4 is a structural view of a positioning plate of an embodiment of a locking device for a circuit board collecting rack according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 to 3, the locking device 100 for the circuit board collecting rack 200 of the present embodiment includes a torsion spring 1, a positioning plate 2, and a sliding member 3, wherein a fixing portion 4 of the torsion spring 1 is detachably fixed to the sliding member 3, a swinging portion 5 of the torsion spring 1 is exposed between the positioning plate 2 and the sliding member 3, and the positioning plate 2 is connected to the sliding member 3; the guide rail 15 of the circuit board collecting frame 200 penetrates through the positioning plate 2 and the sliding part 3, the torsion spring 1 is sleeved on the outer side surface of the guide rail 15, and the swinging part 5 can movably abut against the positioning plate 2.
Referring to fig. 1 to 4, the positioning plate 2 is provided with a positioning opening 6, and the swinging portion 5 and the positioning opening 6 are located on the same side of the positioning plate 2.
The locating plate 2 is equipped with spacing portion 7, and spacing portion 7 includes glide plane 8 and spacing face 9, and spacing face 9 is close to location mouth 6 for glide plane 8.
The locating plate 2 is provided with two limiting walls 10, the limiting surface 9 is positioned at one end of the locating opening 6, one limiting wall 10 is positioned at the other end of the locating opening 6, and the sliding surface 8 is close to the other limiting wall 10 relative to the limiting surface 9.
The slider 3 includes an abutting portion 11 and a fixing groove 12, and the fixing groove 12 is located between the abutting portion 11 and an inner wall of the slider 3.
Further, the fixing portion 4 is clamped in the fixing groove 12.
Further, the abutting portion 11 includes an arc surface and a flat surface, the flat surface abuts against the fixing portion 4, the flat surface is an inner wall of the fixing groove 12, the arc surface faces a spring body (not shown in the drawings) of the torsion spring 1, and when the torsion spring 1 is in a relaxed state, the arc surface abuts against the spring body of the torsion spring 1.
The positioning plate 2 is in threaded connection with the sliding part 3, and when the positioning plate 2 is in threaded positioning on the sliding part 3, the spring body is clamped between the sliding part 3 and the positioning plate 2.
The number of locking devices 100 is four.
The upper end and the lower end of the circuit board collecting frame 200 are respectively provided with two locking devices 100, the sliding parts 3 of the two locking devices 100 positioned at the upper end of the circuit board collecting frame 200 are mutually connected through a cross frame, the two sliding parts 3 and the cross frame are connected through integral injection molding to form an integral structure, or the sliding parts 3 of the two locking devices 100 positioned at the upper end of the circuit board collecting frame 200 are arranged in a split manner to form a split structure; the sliding parts 3 of the two locking devices 100 positioned at the lower end of the circuit board collecting frame 200 are connected with each other through a cross frame to form an integrated structure, the two sliding parts 3 are connected with the cross frame through integral injection molding, or the sliding parts 3 of the two locking devices 100 positioned at the lower end of the circuit board collecting frame 200 are arranged in a split manner to form a split structure.
The positioning plates 2 of the two locking devices 100 positioned at the upper end of the circuit board collecting rack 200 are arranged in mirror symmetry with each other, and the positioning plates 2 of the two locking devices 100 positioned at the lower end of the circuit board collecting rack 200 are arranged in mirror symmetry with each other.
The circuit board collecting rack 200 comprises a carrier 300, a main frame 16 of the carrier 300 is fixedly connected to the sliding member 3, the main frame 16 is engaged with a connecting frame 17, the connecting frame 17 is sleeved on a connecting portion 18 of the sliding member 3, the connecting frame 17 is screwed on the connecting portion 18, and the main frame 16 is detachably and fixedly connected to the sliding member 3 through the connecting frame 17 to form a movable side of the circuit board collecting rack 200.
The fixing part 4 of the torsion spring 1 is fixed on the fixing groove 12 of the sliding part 3, a production line worker holds the swinging part 5 of the torsion spring 1 and swings the swinging part 5, so that the torsion spring 1 can be contracted and relaxed, when the torsion spring 1 is contracted, the torsion spring 1 deforms due to contraction, the torsion spring 1 is tightly held on the guide rail 15, the torsion spring 1 cannot move relative to the guide rail 15, and the sliding part 3 connected to the torsion spring 1 through the fixing groove 12 cannot move relative to the guide rail 15, so that the sliding part 3 is locked and positioned on the guide rail 15; when the torsion spring 1 is released, the torsion spring 1 no longer hugs the guide rail 15, and the slider 3 can move freely along the guide rail 15.
Or, the fixing portion 4 of the torsion spring 1 is fixed to the fixing groove 12 of the sliding member 3, the production line worker holds the swinging portion 5 of the torsion spring 1 and swings the swinging portion 5, so as to expand and relax the torsion spring 1, when the torsion spring 1 is relaxed, the torsion spring 1 is in a free state, the spring body of the torsion spring 1 is tightly held on the guide rail 15, the torsion spring 1 cannot move relative to the guide rail 15, and the sliding member 3 connected to the torsion spring 1 through the fixing groove 12 cannot move relative to the guide rail 15, so that the sliding member 3 is locked and positioned on the guide rail 15; when the torsion spring 1 is expanded, the torsion spring 1 deforms due to expansion, the spring body of the torsion spring 1 is not tightly held on the guide rail 15 any more, and the sliding part 3 can freely move along the guide rail 15.
Therefore, a production line worker adjusts the width of the holding plate of the carrier according to the size of the circuit board, the production line worker only needs to operate the swinging part 5 to swing to realize the positioning of the sliding part 3, the positioning of the carrier 300 is realized, the screw with overlong operation time is not needed to be screwed, the operation time is reduced, the positioning error caused by the complicated operation is avoided, the accurate positioning is realized, the use is convenient, the structure simplification can be realized relative to a complicated screw positioning structure, and the production cost is further reduced.
When the swinging part 5 is positioned in the positioning opening 6, the swinging part 5 is positioned by the limiting part 7 and the limiting wall 10 close to the positioning opening 6, and at the moment, the torsion spring 1 is in a contraction or expansion state; when the swinging part 5 is separated from the positioning opening 6 and swings to the limit wall 10 far away from the positioning opening 6, the torsion spring 1 is in a relaxed state.
Or, when the swinging part 5 is located in the positioning opening 6, the swinging part 5 is subjected to the positioning action of the limiting part 7 and the limiting wall 10 close to the positioning opening 6, and at the moment, the torsion spring 1 is in a relaxed state; when the swinging part 5 is separated from the positioning opening 6 and swings to the limit wall 10 far away from the positioning opening 6, the torsion spring 1 is in a contraction or expansion state.
Finally, it should be emphasized that the present invention is not limited to the above-described embodiments, but only the preferred embodiments of the utility model have been described above, and the present invention is not limited to the above-described embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A locking device for a circuit board collecting rack is characterized by comprising a torsion spring, a positioning plate and a sliding part, wherein a fixing part of the torsion spring is detachably fixed on the sliding part, a swinging part of the torsion spring is exposed out of the positioning plate, and the positioning plate is connected with the sliding part;
a guide rail of the circuit board collecting frame penetrates through the positioning plate and the sliding piece, and the torsion spring is sleeved on the outer side surface of the guide rail;
the swing portion can movably abut against the positioning plate, the positioning plate is provided with a positioning opening, and the swing portion and the positioning opening are located on the same side of the positioning plate.
2. A latch for a circuit board collection rack according to claim 1, wherein:
the locating plate is equipped with spacing portion, spacing portion includes glide plane and spacing face, spacing face for the glide plane is close to the location mouth.
3. A latch for a circuit board collection rack according to claim 2, wherein:
the locating plate is provided with two limiting walls, the limiting surface is located at one end of the locating opening, one limiting wall is located at the other end of the locating opening, and the sliding surface is close to the other limiting wall relative to the limiting surface.
4. A latch for a circuit board collection rack according to claim 1, wherein:
the sliding member includes an abutting portion and a fixing groove, and the fixing groove is located between the abutting portion and an inner wall of the sliding member.
5. A latch for a circuit board collection rack according to claim 4, wherein:
the fixing part is clamped in the fixing groove.
6. A latch mechanism for a circuit board collection rack according to claim 5, further comprising:
the abutting part comprises an arc surface and a plane, the plane abuts against the fixing part, and the arc surface is opposite to the spring body of the torsion spring.
7. A latch for a circuit board collection rack according to claim 6, wherein:
the spring body is clamped between the sliding piece and the positioning plate.
8. A locking device for a board collection rack according to any one of claims 1 to 7, wherein:
the positioning plate is in threaded connection with the sliding piece.
9. A latch for a circuit board collection rack according to claim 8, wherein:
the number of the locking devices is four.
10. A latch for a circuit board collection rack according to claim 9, wherein:
the upper end and the lower end of the circuit board collecting frame are respectively provided with two locking devices;
the object carrier of the circuit board collecting rack is fixedly connected with the sliding part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2021221293953 | 2021-09-03 | ||
| CN202122129395 | 2021-09-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216035819U true CN216035819U (en) | 2022-03-15 |
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ID=80599498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122283547.5U Active CN216035819U (en) | 2021-09-03 | 2021-09-18 | Locking device for circuit board collecting rack |
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|---|---|
| CN (1) | CN216035819U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113734573A (en) * | 2021-09-03 | 2021-12-03 | 珠海立高精机科技有限公司 | Locking device for circuit board collecting rack |
-
2021
- 2021-09-18 CN CN202122283547.5U patent/CN216035819U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113734573A (en) * | 2021-09-03 | 2021-12-03 | 珠海立高精机科技有限公司 | Locking device for circuit board collecting rack |
| CN113734573B (en) * | 2021-09-03 | 2024-05-28 | 珠海立高精机科技有限公司 | Locking device for circuit board collecting frame |
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