CN105228405A - A kind of circuit board assemblies with roller groove - Google Patents
A kind of circuit board assemblies with roller groove Download PDFInfo
- Publication number
- CN105228405A CN105228405A CN201510676011.6A CN201510676011A CN105228405A CN 105228405 A CN105228405 A CN 105228405A CN 201510676011 A CN201510676011 A CN 201510676011A CN 105228405 A CN105228405 A CN 105228405A
- Authority
- CN
- China
- Prior art keywords
- fixture block
- circuit board
- fixing feet
- pedestal
- slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
A kind of circuit board assemblies with roller groove, comprise circuit board arrangement (3) and pedestal fixture, described circuit board arrangement (3) comprises the body part (30) of rectangle and lays respectively at four fixing feet (31) at bight place of rectangle, described pedestal fixture comprises pedestal (1) and is fixed on four upper and corresponding respectively with described four fixing feet (31) installing racks (4) of described pedestal (1), the slot (40) with inserting for described fixing feet (31) is provided with in described installing rack (4), described installing rack (4) is provided with by top pressure spring (83) bias voltage in the office, inside portion of body part (30) inner side of the close circuit board arrangement (3) of described slot (40) and can extend into the inner side fixture block (8) in described slot (40).
Description
Technical field
The present invention relates to field of circuit boards, especially a kind of circuit board assemblies with roller groove.
Background technology
The installation and removal of circuit board, for the equipment using circuit board, will affect its operation stability and reliability, and can affect its maintainability.The installation of current circuit board often adopts perforate on circuit boards and circuit board is inserted through the fixed leg be arranged on equipment rack, this fixed leg has the latch-up structure of elastic shrinkage or have can the external screw thread of fastening nut, circuit board is fixed in place with this, and circuit board can being dismantled, so that the maintenance in use procedure.
But first this Installation Modes will offer through hole on circuit boards, this can affect the distributing of circuit board own, and can affect the track stability of cabling around through hole.Secondly, this through hole can affect the mechanical strength of circuit board itself.Even more important, it is mechanically stressed unbalanced that this Installation Modes can cause for circuit board itself in fastening process, causes the fracture of each layer circuit in circuit board.
Summary of the invention
The object of the present invention is to provide a kind of circuit board assemblies with roller groove, it can overcome defect of the prior art.
A kind of circuit board assemblies with roller groove according to aspects of the present invention, comprise circuit board arrangement and pedestal fixture, described circuit board arrangement comprises the body part of rectangle and lays respectively at four fixing feet at bight place of rectangle, described pedestal fixture comprises pedestal and is fixed on four installing racks on described pedestal and corresponding respectively with described four fixing feet, the slot with inserting for described fixing feet is provided with in described installing rack, the inside portion office of described installing rack inside the body part of the close circuit board arrangement of described slot is provided with by top pressure spring bias voltage and can extend into the inner side fixture block in described slot, the upside of described inner side fixture block is provided with the first spacing protrusion in order to coordinate with the chute in described installing rack thus to carry out guiding and spacing to the slip of described inner side fixture block, office, outside portion outside the body part of the close described circuit board arrangement of described slot is provided with and is contained in slip cavity and the outside fixture block driven by the pushing block moved up and down, described outside fixture block is provided with fixture block inclined-plane in order to thus horizontal movement inconsistent with the roller be arranged on the left of described pushing block can cooperate with described inner side fixture block and clamp or unclamp described fixing feet, described fixture block inclined-plane is provided with the roller groove that matches with described roller in order to lead to the sports limiting of described roller, the upside of described outside fixture block is provided with the second spacing protrusion in order to coordinate with the chute in described installing rack thus to carry out guiding and spacing to the slip of described outside fixture block, the upper edge of described inner side fixture block and described outside fixture block is respectively arranged with the first lead-in chamfered and the second lead-in chamfered in order to described inner side fixture block to be removed when described fixing feet is inserted in described slot respectively by first conical surface of described fixing feet and the cooperation of second conical surface and described outside fixture block temporarily can be pushed in described slip cavity, screw is provided with in order to coordinate with the driving threaded shaft being installed with driving pulley thus to realize moving up and down under the right side of described pushing block coordinates with the guiding of the gathering sill of the upper downward-extension in described installing rack in described pushing block, by belt, power connects driving pulley each in described four installing racks, described belt is by being arranged on described body part side position and the driving wheel driven by the drive motors be fixedly mounted on described pedestal driving, the upper end of described driving threaded shaft is installed in rotation on the roof be arranged on the upside of described slip cavity of described installing rack, and lower end is installed in rotation in described pedestal, thus, when four fixing feet of described circuit board arrangement are inserted in corresponding slot respectively, described belt can drive the driving pulley in four installing racks to rotate simultaneously, thus certain distance that pushing block is moved up, make described outside fixture block that described fixing feet is pressed to described inner side fixture block, realize the clamping of described circuit board arrangement thus.
By such scheme, owing to have employed the structure having and install fixing feet, therefore when avoiding and punching to circuit board, the installation achieved for circuit board is fixed.And, by arrange can be only the outside fixture block applying clamping force in the horizontal direction, its by driving process the power of vertical direction that produces bear counteracting by the roof of installing rack, therefore the force of in the vertical direction for circuit board is which obviated, therefore, it is possible to avoid the discontinuity equalization in each layer circuit of circuit board, improve stability in use and the reliability of circuit board; And can to avoid circuit board jack-up in installation process thus the impact positional precision of installing.By arranging roller with inconsistent with the fixture block inclined-plane that arranges on the fixture block of outside on the left of pushing block, avoid the friction that pushing block reduces each other with direct contact of outside fixture block, led with the sports limiting of pair roller by the roller groove that fixture block inclined-plane is arranged, prevent roller from moving and occur deviation; And by setting, there is spring-loading inner side fixture block, make whole circuit board while being subject to being clamped in opposite directions by the outside fixture block in two installing racks faced one another simultaneously, additionally be subject to the cooperation clamping of this spring-loaded inner side fixture block, improve the steadiness after installation.And, circuit board activity nargin in the horizontal direction can be provided, be convenient to compensate the shape inaccuracy caused because of foozle.By arranging four interconnected driving pulleys of belt, then drive via the driving wheel being arranged on body part side position, can meet the synchronous outside fixture block driven in four installing racks simultaneously, thus realize synchronous clamping, the neutralization of determining being convenient to whole circuit board is fixed.
Accompanying drawing explanation
Fig. 1 is the structural representation of circuit board assemblies of the present invention;
Fig. 2 is the structural representation driven by drive motors of circuit board assemblies of the present invention.
Embodiment
Below in conjunction with Fig. 1-2, the present invention is described in detail.
According to a kind of circuit board assemblies with roller groove of embodiment, comprise circuit board arrangement 3 and pedestal fixture, described circuit board arrangement 3 comprises the body part 30 of rectangle and lays respectively at four fixing feet 31 at bight place of rectangle, described pedestal fixture comprises pedestal 1 and is fixed on four installing racks 4 on described pedestal 1 and corresponding respectively with described four fixing feet 31, the slot 40 with inserting for described fixing feet 31 is provided with in described installing rack 4, the inside portion office of described installing rack 4 inside the body part 30 of the close circuit board arrangement 3 of described slot 40 is provided with by top pressure spring 83 bias voltage and can extend into the inner side fixture block 8 in described slot 40, the upside of described inner side fixture block 8 is provided with the first spacing protrusion 82 in order to coordinate with the chute in described installing rack 4 thus to carry out guiding and spacing to the slip of described inner side fixture block 8, office, outside portion outside the body part 30 of the close described circuit board arrangement 3 of described slot 40 is provided with and is contained in slip cavity 510 and the outside fixture block 51 driven by the pushing block 6 moved up and down, described outside fixture block 51 is provided with fixture block inclined-plane 511 in order to thus horizontal movement inconsistent with the roller 61 be arranged on the left of described pushing block 6 can cooperate with described inner side fixture block 8 and clamp or unclamp described fixing feet 31, described fixture block inclined-plane 511 is provided with the roller groove 512 that matches with described roller 61 in order to lead to the sports limiting of described roller 61, the upside of described outside fixture block 51 is provided with the second spacing protrusion 52 in order to coordinate with the chute in described installing rack 4 thus to carry out guiding and spacing to the slip of described outside fixture block 51, the upper edge of described inner side fixture block 8 and described outside fixture block 51 is respectively arranged with the first lead-in chamfered 81 and the second lead-in chamfered 5 in order to described inner side fixture block 8 to be removed when described fixing feet 31 is inserted in described slot 40 respectively by first conical surface 310 of described fixing feet 31 and the cooperation of second conical surface 311 and temporarily can be pushed in described slip cavity 510 by described outside fixture block 51, screw is provided with in order to coordinate with the driving threaded shaft 7 being installed with driving pulley 71 thus to realize moving up and down under the right side of described pushing block 6 coordinates with the guiding of the gathering sill 41 of the upper downward-extension in described installing rack 4 in described pushing block 6, by belt 711, power connects driving pulley 71 each in described four installing racks 4, described belt 711 is by being arranged on described body part 30 side position and the driving wheel 718 driven by the drive motors 710 be fixedly mounted on described pedestal 1 drives, the upper end of described driving threaded shaft 7 is installed in rotation on the roof be arranged on the upside of described slip cavity 510 of described installing rack 4, and lower end is installed in rotation in described pedestal 1, thus, when four fixing feet 31 of described circuit board arrangement 3 are inserted in corresponding slot 40 respectively, described belt 711 can drive the driving pulley 71 in four installing racks 4 to rotate simultaneously, thus certain distance that pushing block 6 is moved up, make described outside fixture block 51 that described fixing feet 31 is pressed to described inner side fixture block 8, realize the clamping of described circuit board arrangement 3 thus.
Wherein, the side place that described fixing feet 31 matches with described outside fixture block 51 can be provided with locking teeth structure to increase frictional force when clamping.
By with upper type, those skilled in the art can make various change according to mode of operation within the scope of the invention.
Claims (2)
1. the circuit board assemblies with roller groove, comprise circuit board arrangement (3) and pedestal fixture, described circuit board arrangement (3) comprises the body part (30) of rectangle and lays respectively at four fixing feet (31) at bight place of rectangle, described pedestal fixture comprises pedestal (1) and is fixed on four upper and corresponding respectively with described four fixing feet (31) installing racks (4) of described pedestal (1), the slot (40) with inserting for described fixing feet (31) is provided with in described installing rack (4), described installing rack (4) is provided with by top pressure spring (83) bias voltage in the office, inside portion of body part (30) inner side of the close circuit board arrangement (3) of described slot (40) and can extend into the inner side fixture block (8) in described slot (40), the upside of described inner side fixture block (8) is provided with the first spacing protrusion (82) in order to coordinate with the chute in described installing rack (4) thus to carry out guiding and spacing to the slip of described inner side fixture block (8), the office, outside portion in body part (30) outside of the close described circuit board arrangement (3) of described slot (40) is provided with and is contained in slip cavity (510) and the outside fixture block (51) driven by the pushing block moved up and down (6), described outside fixture block (51) is provided with fixture block inclined-plane (511) in order to be arranged on the inconsistent thus horizontal movement of roller (61) in described pushing block (6) left side can cooperate with described inner side fixture block (8) and clamp or unclamp described fixing feet (31), described fixture block inclined-plane (511) is provided with the roller groove (512) that matches with described roller (61) in order to lead to the sports limiting of described roller (61), the upside in described outside fixture block (51) is provided with the second spacing protrusion (52) in order to coordinate with the chute in described installing rack (4) thus to carry out guiding and spacing to the slip in described outside fixture block (51), described inner side fixture block (8) is removed respectively by first conical surface (310) of described fixing feet (31) and the cooperation of second conical surface (311) and described outside fixture block (51) temporarily can be pushed in described slip cavity (510) when the upper edge in described inner side fixture block (8) and described outside fixture block (51) is respectively arranged with the first lead-in chamfered (81) and the second lead-in chamfered (5) in order to be inserted in described fixing feet (31) in described slot (40), screw is provided with in order to coordinate with the driving threaded shaft (7) being installed with driving pulley (71) thus to coordinate with the guiding of the gathering sill (41) of the upper downward-extension in described installing rack (4) on the right side of described pushing block (6) lower and realize moving up and down in described pushing block (6), by belt (711), power connects driving pulley (71) each in described four installing racks (4), described belt (711) is by being arranged on described body part (30) side position and the driving wheel (718) driven by the drive motors (710) be fixedly mounted on described pedestal (1) driving, the upper end of described driving threaded shaft (7) is installed in rotation on the roof being arranged in described slip cavity (510) upside of described installing rack (4), and lower end is installed in rotation in described pedestal (1), thus, when four fixing feet (31) of described circuit board arrangement (3) are inserted in corresponding slot (40) respectively, described belt (711) can drive the driving pulley (71) in four installing racks (4) to rotate simultaneously, thus certain distance that pushing block (6) is moved up, make described outside fixture block (51) that described fixing feet (31) is pressed to described inner side fixture block (8), realize the clamping of described circuit board arrangement (3) thus.
2. a kind of circuit board assemblies with roller groove as claimed in claim 1, wherein, the side place that described fixing feet (31) matches with described outside fixture block (51) is provided with locking teeth structure to increase frictional force when clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510676011.6A CN105228405A (en) | 2015-10-19 | 2015-10-19 | A kind of circuit board assemblies with roller groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510676011.6A CN105228405A (en) | 2015-10-19 | 2015-10-19 | A kind of circuit board assemblies with roller groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105228405A true CN105228405A (en) | 2016-01-06 |
Family
ID=54996994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510676011.6A Withdrawn CN105228405A (en) | 2015-10-19 | 2015-10-19 | A kind of circuit board assemblies with roller groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105228405A (en) |
-
2015
- 2015-10-19 CN CN201510676011.6A patent/CN105228405A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160106 |