Circuit board plugboard frame with high stability

Abstract

The utility model discloses a circuit board plugboard rack with high stability, which comprises a plugboard rack main body, a rotating shaft, an eccentric shaft sleeve and a protective cover, the left side and the right side of the plugboard rack main body are provided with a first slot and a second slot, and the second slot is communicated with a first through hole penetrating through the right board surface of the plugboard rack main body. And an elastic pressing mechanism is arranged in the first through hole. According to the board inserting frame, the eccentric shaft sleeve is adjusted to push the combination of the guide rod and the pressing head to move rightwards, so that the distance between the pressing head and the bottom of the first inserting groove is larger than the width of a circuit board, the purpose of conveniently taking and placing the circuit board is achieved, and after the eccentric shaft sleeve rotates by 180 degrees to be reset, the pressing head is pressed on the circuit board under the action of the spring; and the stability of the circuit board plugboard frame during turnover is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of circuit board, especially a kind of circuit board plug-in board frame with high stability. BACKGROUND

[0002] Circuit board plug-in board frame equipment is used in the links such as transportation, distribution, storage, circulation processing in factory, S is applicable to automatic up-down board machine, can be used to place circuit board, clean conveniently, make circuit board turnover convenient, neatly stacked, it is convenient to manage.The spacing size between two insertion slots of existing front-rear direction plug-in board frame is greater than the width size of circuit board, although it is convenient to take and place circuit board, but circuit board is easy to fall off from the insertion slot of plug-in board frame when turnover, the spacing size between two insertion slots is less than the width size of circuit board, although it can avoid circuit board to fall off when turnover, but it is easy to cause abrasion to its edge when taking and placing circuit board, and it is difficult to take and place. SUMMARY

[0003] The utility model solves the technical problems that: provide a kind of high stability plug-in board frame that can be pressed and positioned to the circuit board after plug-in and be convenient to take and place.

[0004] In order to solve the above technical problem, the present application is realized by the following technical scheme: a kind of circuit board plug-in board frame with high stability, including plug-in board frame main body, pivot, eccentric shaft sleeve and protective cover, the first insertion slot, second insertion slot are provided in the left and right sides of the plug-in board frame main body, the first through-hole that the second insertion slot is communicated and is arranged in the right plate surface of plug-in board frame main body, the first through-hole is provided with elastic pressing mechanism;

[0005] The elastic pressing mechanism is composed of pressing head, guide rod, guide sleeve, spring and limit sleeve, the pressing head is slidably installed in the first through-hole, the inner end of the guide rod is fixedly connected with the pressing head, the guide sleeve is installed in the first through-hole, the guide rod is slidably installed in the first through-hole, the spring sleeve is installed on the guide rod, the spring is respectively acted on the pressing head and the guide sleeve at both ends, the limit sleeve is fixedly sleeved and installed on the outer end of the guide rod;

[0006] The protective cover is fixedly installed on the right plate surface of plug-in board frame main body by first bolt screwing, the upper and lower ends of the pivot are rotatably installed on the protective cover by ball bearing, the eccentric shaft sleeve is fixedly sleeved and installed on the pivot, the outer end of the guide rod is provided with the second through-hole that passes through up and down, the eccentric shaft sleeve is located in the second through-hole, the part of the pivot top beyond the protective cover forms square shaft structure.

[0007] As preferred, the limit sleeve is provided with pressing bolt for pressing and limiting it on the guide rod.

[0008] As preferred, the first bolt is sleeved with a supporting sleeve, and the supporting sleeve is abutted against the plug-in board frame body and the protective cover at both ends.

[0009] As preferred, the maximum displacement distance of the eccentric shaft sleeve pushing the guide rod is 1-3cm.

[0010] Compared with the prior art, the utility model has the advantages that: the plug-in board frame moves right through the combination of the adjusting eccentric shaft sleeve pushing the guide rod and the pressure head, the distance between the pressure head and the first slot bottom is greater than the width of the circuit board, the circuit board is convenient to take and place, the spring presses the circuit board after the eccentric shaft sleeve rotates 180°, and the stability of the plug-in board frame is improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] The utility model is further described below in combination with the drawings.

[0012] Figure 1 It is the internal structure schematic diagram of the utility model.

[0013] Figure 2 It is Figure 1 the enlarged structure schematic diagram of M. DETAILED DESCRIPTION

[0014] The utility model is described in detail below in combination with the specific implementation mode:

[0015] As Figure 1 and Figure 2 shown, a kind of high stability's circuit board plug-in board frame, including plug-in board frame body 1, pivot 7, eccentric shaft sleeve 71 and protective cover 8, the first slot 11 of plug-in board frame body 1 left and right sides is provided with, second slot 12, the first through-hole 13 of being communicated with being provided with through plug-in board frame body 1 right board face in second slot 12, the first through-hole 13 is provided with elastic pressure mechanism in, and the elastic pressure mechanism is by pressure head 2, guide rod 3, guide sleeve 4, spring 5 and limit sleeve 6 composition, pressure head 2 is slidably installed in first through-hole 13, the inner end of guide rod 3 is fixedly connected with pressure head 2, guide sleeve 4 is installed in first through-hole 13, guide rod 3 is slidably installed in first through-hole 13, spring 5 is sleeved with installation on guide rod 3, spring 5 both ends are respectively acted on pressure head 2, guide sleeve 4, limit sleeve 6 is fixedly sleeved with installation on the outer end of guide rod 3.

[0016] the first through-hole 13 is provided with elastic pressure mechanism in, and the elastic pressure mechanism is by pressure head 2, guide rod 3, guide sleeve 4, spring 5 and limit sleeve 6 composition, pressure head 2 is slidably installed in first through-hole 13, the inner end of guide rod 3 is fixedly connected with pressure head 2, guide sleeve 4 is installed in first through-hole 13, guide rod 3 is slidably installed in first through-hole 13, spring 5 is sleeved with installation on guide rod 3, spring 5 both ends are respectively acted on pressure head 2, guide sleeve 4, limit sleeve 6 is fixedly sleeved with installation on the outer end of guide rod 3.

[0017] The protective cover 8 is fixedly installed on the right plate surface of the plug-in board rack main body 1 by the first bolt 9, the rotating shaft 7 is rotatably installed on the protective cover 8 through the ball bearing at the upper and lower ends, the eccentric shaft sleeve 71 is fixedly sleeved on the rotating shaft 7, the outer end of the guide rod 3 is provided with the second through hole 31 penetrating through the upper and lower ends, the eccentric shaft sleeve 71 is located in the second through hole 31, and the part of the rotating shaft 7 exceeding the protective cover 8 forms the square shaft structure 72.

[0018] The limiting sleeve 6 is provided with the compression bolt for compressing and limiting the limiting sleeve 6 on the guide rod 3, and the installation position of the limiting sleeve 6 can be adjusted after the compression bolt is loosened.

[0019] The supporting sleeve 91 is sleeved on the first bolt 9 and abuts against the plug-in board rack main body 1 and the protective cover 8 at the two ends, the supporting sleeve 91 plays a supporting role and can avoid the protective cover 8 from being extruded and deformed because the protective cover 8 is thin and is easily extruded and deformed by the first bolt 9.

[0020] The maximum displacement distance of the eccentric shaft sleeve 71 pushing the guide rod 3 is 2 cm, and the displacement distance of 2 cm is the displacement stroke of the pressing head 2.

[0021] In order to avoid the frame of the circuit board from being abraded when the circuit board is inserted, the combination of the rotating shaft 7 and the eccentric shaft sleeve 71 is rotated, the combination of the guide rod 3 and the pressing head 2 is pushed to move rightward by 2 cm, at this time, the spacing size between the pressing head 2 and the bottom of the first slot 11 is greater than the width size of the circuit board, so that the circuit board can be easily inserted and installed in the first slot 11 and the second slot 12, the combination of the rotating shaft 7 and the eccentric shaft sleeve 71 is rotated by 180°, under the action of the elasticity of the spring 5, the combination of the guide rod 3 and the pressing head 2 is pushed to move leftward, and the pressing head 2 is pressed on the circuit board.

Claims

1. A circuit board rack with high stability, characterized by: The invention comprises a plate rack body (1), a rotating shaft (7), an eccentric shaft sleeve (71) and a protective cover (8); a first slot (11) and a second slot (12) are provided on the left and right sides of the plate rack body (1); the second slot (12) is connected to a first through hole (13) penetrating the right plate surface of the plate rack body (1); and an elastic pressing mechanism is provided in the first through hole (13); The elastic pressing mechanism is composed of a pressure head (2), a guide rod (3), a guide sleeve (4), a spring (5) and a limit sleeve (6); the pressure head (2) is slidably mounted in the first through hole (13); the inner end of the guide rod (3) is fixedly connected to the pressure head (2); the guide sleeve (4) is mounted in the first through hole (13); the guide rod (3) is slidably mounted in the first through hole (13); the spring (5) is sleeved on the guide rod (3); the two ends of the spring (5) act on the pressure head (2) and the guide sleeve (4) respectively; the limit sleeve (6) is fixedly sleeved on the outer end of the guide rod (3); The protective cover (8) is screwed and fixedly mounted on the right plate surface of the plug-in plate frame body (1) by means of a first bolt (9); the upper and lower ends of the rotating shaft (7) are rotatably mounted on the protective cover (8) through ball bearings; the eccentric shaft sleeve (71) is fixedly sleeved and mounted on the rotating shaft (7); a second through hole (31) extending vertically is provided at the outer end of the guide rod (3); the eccentric shaft sleeve (71) is located in the second through hole (31); and the portion of the top of the rotating shaft (7) that exceeds the protective cover (8) forms a square shaft structure (72).

2. The circuit board rack with high stability according to claim 1, characterized in that: The limiting sleeve (6) is provided with a clamping bolt for clamping and limiting the limiting sleeve on the guide rod (3).

3. The circuit board plug-in rack with high stability according to claim 1, characterized in that: A support sleeve (91) is sleeved and mounted on the first bolt (9), and both ends of the support sleeve (91) abut against the plug-in board frame body (1) and the protective cover (8).

4. The circuit board rack with high stability according to claim 1, characterized in that: The maximum displacement distance of the guide rod (3) pushed by the eccentric sleeve (71) is 1-3 cm.

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