CN219382509U - PCB (printed circuit board) trolley capable of reducing scraping - Google Patents

Abstract

The utility model discloses a PCB (printed circuit board) trolley capable of reducing scraping, which relates to the technical field of PCB trolleys and aims to solve the problem that scraping is damaged in the conveying process of a PCB.

Description

PCB (printed circuit board) trolley capable of reducing scraping

Technical Field

The utility model relates to the technical field of PCB (printed circuit board) carts, in particular to a PCB cart capable of reducing scraping.

Background

In a conventional PCB cart device, as in application number: 201921179228.6; the name is: a cart for holding PCB boards, the apparatus comprising: the fixed mounting of bottom plate upper surface has two sets of risers, two sets of riser top fixed mounting have the apron, and the both sides top is all rotated between two sets of risers and is installed the spool, spool surface winding has rain-proof cloth, spool one side fixed mounting is kept away from to the rain-proof cloth has the locating lever, locating lever slidable mounting is in the riser, bottom plate upper surface one side fixed mounting has the curb plate, curb plate one side glues has the rubber backing plate, locating piece one side has the connecting plate through first spring fixed mounting, locating piece one side has the regulation pole through bearing fixed mounting, adjusting block fixed welding is in bottom plate upper surface, bottom plate upper surface is located locating lever below fixed mounting, locating lever one side intermediate position is fixed with the bent plate, utilize elasticity and frictional force clamp PCB board of rubber backing plate, prevent that the handcart walking vibration from leading to each other to cut between the PCB board to scratch.

However, the PCB trolley solves the problem of scratch damage in the PCB transportation process, but the problem of extraction difficulty of single PCB spot inspection is improved due to the space limitation of the storage structure; therefore, the existing requirements are not met, and a PCB cart capable of reducing scraping is provided.

Disclosure of Invention

The utility model aims to provide a PCB cart capable of reducing scraping, so as to solve the problem that the scraping is damaged in the PCB carrying process in the prior art, but the problem that the single PCB is difficult to take out by sampling inspection due to the limitation of the space of a storage structure is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a reducible PCB board shallow of scraping flowers, includes ring cross frame, lower ring cross frame, crashproof support, PCB board storage bin, crashproof support distributes and sets up outside edge between last ring cross frame, lower ring cross frame, and crashproof support is provided with four, the centre of a circle line axis department between last ring cross frame and the lower ring cross frame is provided with the main shaft, and the axis of main shaft and last ring cross frame, lower ring cross frame centre of a circle link coincidence setting, PCB board storage bin evenly distributed sets up in the outside a week of main shaft, lower ring cross frame's lower extreme all is provided with the universal wheel all around.

Further, the two sides of the inner wall of the PCB storage bin are respectively provided with a first positioning strip and a second positioning strip, and the first positioning strips are arranged above the other sides of the second positioning strips.

Further, the upper end and the lower end of the main shaft are both provided with hydraulic shock absorbers, and the shell of each hydraulic shock absorber is fixedly connected with the main shaft.

Further, the upper end face at the center of the upper ring cross frame and the lower end face at the center of the lower ring cross frame are respectively provided with a coupler, and the couplers are fixedly connected with the upper ring cross frame and the lower ring cross frame respectively.

Further, every the outer end of hydraulic shock absorber all is provided with the shock attenuation piston rod, and shock attenuation piston rod and hydraulic shock absorber piston connection, and the inside pivot of shock attenuation piston rod and shaft coupling is connected, and when the device wholly runs into vibrations, hydraulic shock absorber, shock attenuation piston rod have also the kinetic energy that shock attenuation spring has greatly absorbed vibrations to the security of PCB board in vibrations is effectively protected.

Further, damping spring is provided with in the outside of damping piston rod, and damping spring's one end and hydraulic shock absorber's shell fixed connection, and when the device wholly runs into vibrations, hydraulic shock absorber, damping piston rod have damping spring greatly absorbed the kinetic energy of vibrations in addition to effectively protect the security of PCB board in vibrations.

Further, the inside of second location strip is provided with the standing groove, and standing groove and first location strip are all by outside-in to be forty-five degree angle inward sloping setting of main shaft, because first location strip is forty-five degree angle inward sloping setting by outside-in with the standing groove relative to the main shaft for the inside of PCB board at the standing groove slides to the inboard of PCB board storage bin, thereby effectively prevent the risk emergence that the PCB board can follow the inside of PCB board storage bin and fall out, and greatly improved the storage capacity to the PCB board of PCB board storage bin.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the upper circular cross frame, the lower circular cross frame, the main shaft, the PCB storage bin, the first positioning strip, the second positioning strip and the placing groove, the PCB is obliquely placed in the placing groove in the second positioning strip, the upper edge of the PCB is positioned in the placing groove by the first positioning strip and the lower edge of the PCB is positioned in the placing groove by virtue of the upper and lower position relation of the first positioning strip, and the first positioning strip and the placing groove are obliquely arranged inwards at an angle of forty-five degrees relative to the main shaft from outside to inside, so that the PCB slides in the placing groove to the inside of the PCB storage bin, the risk that the PCB falls out from the inside of the PCB storage bin is effectively prevented, the storage capacity of the PCB storage bin for the PCB is greatly improved, the space utilization rate is improved, and because of the storage mode, each PCB in the PCB storage bin can be quickly found, the taking and placing efficiency of each PCB is effectively improved, and the problem that the existing PCB is difficult to take out and the single PCB is limited by the pulling-out structure.

2. Through the setting of shaft coupling, hydraulic shock absorber, shock attenuation piston rod, damping spring, when the device wholly runs into vibrations, hydraulic shock absorber, damping piston rod have also damping spring greatly absorbed the kinetic energy of vibrations to the security of PCB board in vibrations is effectively protected.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a front view of a spindle according to the present utility model;

fig. 3 is a schematic view of a structure of a PCB board storage bin according to the present utility model;

FIG. 4 is an enlarged view of a portion of the utility model at A;

in the figure: 1. an upper ring cross frame; 2. a lower ring cross frame; 3. an anti-collision bracket; 4. a universal wheel; 5. a coupling; 6. a main shaft; 7. a hydraulic shock absorber; 8. a damping piston rod; 9. a damping spring; 10. a PCB storage bin; 11. a first positioning bar; 12. a second positioning strip; 13. and (5) placing a groove.

Detailed Description

Referring to fig. 1-4, an embodiment of the present utility model is provided: the utility model provides a reducible PCB board shallow of scraping flowers, includes ring cross frame 1, lower ring cross frame 2, crashproof support 3, PCB board storage bin 10, crashproof support 3 distributes and sets up outside edge between ring cross frame 1, lower ring cross frame 2, and crashproof support 3 is provided with four, the centre of a circle line axis department between ring cross frame 1 and the lower ring cross frame 2 is provided with main shaft 6, and the axis of main shaft 6 and the coincidence setting of the centre of a circle line of ring cross frame 1, lower ring cross frame 2, PCB board storage bin 10 evenly distributed sets up in the outside week of main shaft 6, the lower extreme of lower ring cross frame 2 all is provided with universal wheel 4 all around.

Wherein, PCB board deposits the inner wall both sides of storehouse 10 and is provided with first location strip 11 and second location strip 12 respectively, and first location strip 11 sets up the top at the 12 opposite side of second location strip, the inside of second location strip 12 is provided with standing groove 13, and standing groove 13 and first location strip 11 are all by outside-in setting of inwards being forty-five degree angle of slope of main shaft 6, the upper and lower both ends of main shaft 6 all are provided with hydraulic damper 7, and hydraulic damper 7's shell and main shaft 6 fixed connection, the centre of a circle department up end of last ring cross frame 1 and the centre of a circle department down of lower ring cross frame 2 all are provided with shaft coupling 5, and shaft coupling 5 respectively with last ring cross frame 1, lower ring cross frame 2 fixed connection.

The PCB is obliquely placed in the placing groove 13 inside the second positioning strip 12, because the upper and lower position relations of the first positioning strip 11 and the second positioning strip 12 are set, the upper edge of the PCB is close to the upper edge of the first positioning strip 11, the lower edge of the PCB is located inside the placing groove 13, and because the first positioning strip 11 and the placing groove 13 are obliquely arranged inwards from outside to inside by forty-five degrees from the main shaft 6, the PCB slides towards the inner side of the PCB storage bin 10 inside the placing groove 13, so that the risk that the PCB falls out from the inner side of the PCB storage bin 10 is effectively prevented, the storage capacity of the PCB storage bin 10 for the PCB is greatly improved, the space utilization rate is improved, and because of the storage mode, and the rotatable main shaft 6, each PCB inside the PCB storage bin 10 can be quickly found, the taking and placing efficiency of each PCB is effectively improved, the problem that the existing PCB is damaged in the transportation process is solved, and the problem that the structure of the PCB is limited by the problem of taking out the PCB is solved, and the problem of the structure is limited by the problem of the structure of the PCB is greatly improved.

The outer end of each hydraulic damper 7 is provided with a damping piston rod 8, the damping piston rods 8 are connected with the hydraulic damper 7 in a piston mode, the damping piston rods 8 are connected with an inner rotating shaft of the coupler 5, damping springs 9 are arranged on the outer sides of the damping piston rods 8, and one ends of the damping springs 9 are fixedly connected with the outer shell of the hydraulic damper 7.

When the device is wholly vibrated, the hydraulic damper 7, the damping piston rod 8 and the damping spring 9 also greatly absorb the kinetic energy of vibration, so that the safety of the PCB in vibration is effectively protected.

Working principle: during the use, place the PCB board slope in the inside standing groove 13 of second location strip 12, because the upper and lower positional relationship setting of first location strip 11 and second location strip 12, the top edge of PCB board leans on first location strip 11 and the bottom edge is in the inside of standing groove 13, again because first location strip 11 is forty-five degrees angle inwards slope setting from outside to inside relative to main shaft 6 with standing groove 13, make the inside of PCB board at standing groove 13 to the inboard slip of PCB board storage bin 10, thereby effectively prevent the risk emergence that the PCB board can fall out from the inside of PCB board storage bin 10, and greatly improved the storage capacity to the PCB board of PCB board storage bin 10, space utilization ratio has been improved, because this kind of storage mode, and rotatable main shaft 6, make each PCB board of PCB board storage bin 10 inside all can be found fast, and then effectively improve the efficiency of getting of putting of every PCB board, it has solved the problem that the scraping damage in the transportation of PCB board, because the problem of taking out the PCB board has improved the problem of the structure of single but the problem of taking out of the PCB board storage bin 10 has been examined.

Claims (7)

1. The utility model provides a reducible PCB board shallow of scraping flowers, includes ring cross frame (1), lower ring cross frame (2), crashproof support (3), PCB board storage bin (10), its characterized in that: the anti-collision support (3) is distributed and arranged at the outer side edge between the upper ring cross frame (1) and the lower ring cross frame (2), the anti-collision support (3) is provided with four, a spindle (6) is arranged at the axis of a circle center connecting line between the upper ring cross frame (1) and the lower ring cross frame (2), the axis of the spindle (6) is overlapped with the circle center connecting line of the upper ring cross frame (1) and the lower ring cross frame (2), the PCB storage bin (10) is uniformly distributed and arranged on the outer side of the spindle (6) for a circle, and universal wheels (4) are arranged at the periphery of the lower end of the lower ring cross frame (2).

2. The reduced-scratching PCB cart of claim 1, wherein: the PCB storage bin is characterized in that a first positioning strip (11) and a second positioning strip (12) are respectively arranged on two sides of the inner wall of the PCB storage bin (10), and the first positioning strip (11) is arranged above the other side of the second positioning strip (12).

3. The reduced-scratching PCB cart of claim 1, wherein: the upper end and the lower end of the main shaft (6) are both provided with hydraulic shock absorbers (7), and the shell of the hydraulic shock absorbers (7) is fixedly connected with the main shaft (6).

4. The reduced-scratching PCB cart of claim 2, wherein: the upper end face at the center of the upper ring cross frame (1) and the lower end face at the center of the lower ring cross frame (2) are respectively provided with a coupler (5), and the couplers (5) are fixedly connected with the upper ring cross frame (1) and the lower ring cross frame (2) respectively.

5. A reduced-scratching PCB cart in accordance with claim 3, wherein: the outer end of each hydraulic shock absorber (7) is provided with a shock absorption piston rod (8), the shock absorption piston rods (8) are connected with the hydraulic shock absorbers (7) in a piston mode, and the shock absorption piston rods (8) are connected with an inner rotating shaft of the coupler (5).

6. The reduced-scratching PCB cart of claim 5, wherein: the outside of shock attenuation piston rod (8) is provided with damping spring (9), and damping spring's (9) one end and the shell fixed connection of hydraulic shock absorber (7).

7. The reduced-scratching PCB cart of claim 2, wherein: the second positioning strip (12) is internally provided with a placement groove (13), and the placement groove (13) and the first positioning strip (11) are obliquely arranged inwards at an angle of forty-five degrees from outside to inside of the main shaft (6).