CN109174636B - Center shaft screening equipment for mechanical keyboard - Google Patents
Center shaft screening equipment for mechanical keyboard Download PDFInfo
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- CN109174636B CN109174636B CN201811014525.5A CN201811014525A CN109174636B CN 109174636 B CN109174636 B CN 109174636B CN 201811014525 A CN201811014525 A CN 201811014525A CN 109174636 B CN109174636 B CN 109174636B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2238/00—Type of springs or dampers
- F16F2238/02—Springs
- F16F2238/026—Springs wound- or coil-like
Abstract
The invention discloses a middle shaft screening device of a mechanical keyboard, which comprises a middle shaft screening device main body, wherein a base is arranged on the middle shaft screening device main body, a mounting hole is formed in the top of the base, the bottom of the middle shaft screening device main body extends into the mounting hole and is welded with two symmetrically arranged lug plates, the two lug plates are movably arranged in the mounting hole, sliding grooves are formed in two sides of the top of the base, clamping grooves are formed in the sides, far away from each other, of the two lug plates, clamping plates are movably arranged in the clamping grooves, the sides, far away from each other, of the two clamping plates extend into the two sliding grooves respectively, and vertically arranged lead screws are rotatably. The middle shaft screening equipment main body is reasonable in design and convenient to operate, can be quickly installed on the base, can achieve the buffer protection effect on the middle shaft screening equipment main body, avoids the middle shaft screening equipment main body from being damaged due to severe vibration, and is convenient to detach the middle shaft screening equipment main body from the base.
Description
Technical Field
The invention relates to the technical field of mechanical keyboard production equipment, in particular to middle shaft screening equipment for a mechanical keyboard.
Background
At present, the mechanical keyboard middle shaft is screened, the fly-shooting skill is mostly adopted, once a material is grabbed, the picture is taken, repeated actions are accumulated, much time is wasted, the beat is relatively low, the efficiency is not high, and the existing production requirements cannot be met.
Through search, patent document No. 201611211291.4 discloses a medial axis screening device for a mechanical keyboard. The middle shaft screening equipment of the mechanical keyboard comprises a shell, a conveying device for conveying a middle shaft of the mechanical keyboard, a blocking device for blocking the middle shaft of the mechanical keyboard, a detection device for screening the middle shaft of the mechanical keyboard and a recovery device for recovering unqualified middle shafts of the mechanical keyboard. The conveying device is located on the shell, the detection device is installed in the shell and located below the conveying device, the blocking device is installed on the shell and located on the side of the conveying device, and the recovery device is installed on the shell. This axis screening installation of mechanical keyboard directly detects the screening to the epaxial mechanical keyboard axis in the material loading track, and convenient and fast has greatly improved work efficiency. However, the middle shaft screening device of the mechanical keyboard is inconvenient to install, does not have a buffering protection function, and is easy to damage due to vibration, so that the middle shaft screening device of the mechanical keyboard is provided for solving the problems.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a middle shaft screening device of a mechanical keyboard.
The invention provides a center shaft screening device of a mechanical keyboard, which comprises a center shaft screening device main body, wherein a base is arranged on the center shaft screening device main body, a mounting hole is formed in the top of the base, the bottom of the center shaft screening device main body extends into the mounting hole and is welded with two symmetrically arranged lug plates, the two lug plates are movably arranged in the mounting hole, sliding grooves are formed in the two sides of the top of the base, clamping grooves are formed in the sides, away from each other, of the two lug plates, clamping plates are movably arranged in the clamping grooves, the sides, away from each other, of the two clamping plates respectively extend into the two sliding grooves, vertically arranged screw rods are rotatably arranged in the sliding grooves, sliding plates are sleeved on the outer side of the screw rods in a threaded manner, the sliding plates are slidably arranged in the corresponding sliding grooves, a plurality of first springs are welded on, first board and second board have been welded respectively to the top and the bottom of gag lever post, the bottom of first spring welds mutually with the top of the first board that corresponds, the bottom of first board and the top sliding connection of the cardboard that corresponds, the bottom welding of second board has a plurality of second springs, the bottom of second spring welds mutually with the bottom inner wall of the spout that corresponds, the equal slidable mounting of first board and second board is in the spout that corresponds, first hole has all been seted up on the one side inner wall that two spouts are close to each other, two first holes all communicate mutually with the mounting hole, cardboard and the first hole swing joint that corresponds.
Preferably, two cardboard are close to each other one side equal fixed paste have first magnet, and two draw-in grooves are close to each other one side inner wall on all fixed paste have second magnet, first magnet and the second magnet that corresponds adsorb mutually.
Preferably, the wear-resistant pads are fixedly adhered to one sides, far away from each other, of the two lug plates, one sides, far away from each other, of the two wear-resistant pads are respectively connected with the inner walls of the two sides of the mounting hole in a sliding mode, and the wear-resistant pads are movably sleeved on the outer sides of the corresponding clamping plates.
Preferably, one side of the wear pad is provided with a clamping plate assembly hole, and the clamping plate is movably connected with the corresponding clamping plate assembly hole.
Preferably, the second hole has all been seted up on the one side inner wall that two spouts were kept away from each other, and the arc wall has all been seted up to one side that two cardboards were kept away from each other, and the arc wall internal fixation is pasted and is had the rubber ball.
Preferably, the bearing is fixedly sleeved on the outer side of the screw rod and located above the sliding plate, and the outer ring of the bearing is fixedly connected with the inner wall of the corresponding sliding groove.
Preferably, the top of lead screw extends to the top of base and welds and have the knob, and the welding of one side that two otic placodes are close to each other has same bracing piece.
Preferably, the top of the sliding plate is provided with a threaded hole, and the screw rod is in threaded connection with the corresponding threaded hole.
Preferably, the outer side of the screw rod is movably sleeved with a third spring, and the bottom end of the third spring is welded with the top of the corresponding first plate.
Preferably, the bottom four corners of base all welds there is the support, and the reinforcing bar that the bottom welding of support has the level to set up.
Compared with the prior art, the invention has the beneficial effects that:
(1) through the base, the mounting hole, the middle shaft screening device main body, the lug plate sliding groove, the clamping plate, the first hole, the rectangular hole, the limiting rod, the first plate, the second plate, the rubber ball, the arc-shaped groove, the support, the reinforcing rod, the first magnet and the second magnet are matched, the support and the reinforcing rod are built on the concrete floor, when concrete is solidified, the base is stably fixed on the concrete floor, when the middle shaft screening device main body is not connected on the base, the rubber ball is pulled, the rubber ball drives the clamping plate to move towards the direction far away from the mounting hole until the first magnet on the clamping plate moves into the corresponding first hole, the clamping plate is stopped moving, the lug plate is placed into the mounting hole, the position of the clamping groove is aligned with the clamping plate, the rubber ball is pushed, the rubber ball drives the clamping plate to move towards the direction close to the mounting hole until the clamping plate is pushed into the corresponding clamping groove, the first magnets and the corresponding second magnets are adsorbed to limit the position of the clamping plate and prevent the clamping plate from being separated from the clamping groove;
(2) the knob is rotated to drive the screw rod to rotate, the screw rod rotates in the chute through the bearing, the screw rod drives the sliding plate to move downwards when rotating due to the fact that the screw rod is in threaded connection with the sliding plate, the sliding plate downwards extrudes the first spring and the third spring, the first spring and the third spring jointly push the first plate to move downwards, the first plate downwards pushes the clamping plate, the clamping plate drives the second plate and the lug plate to move downwards, the second plate downwards extrudes the second spring until the first spring, the second spring and the third spring are all in a compression state, the number of turns of the two knobs is the same, and when the central shaft screening device main body works and can self-operate to generate vibration due to external vibration, the middle shaft screening equipment main body drives the clamping plate to start to vibrate through the lug plate, the clamping plate drives the first plate and the second plate to start to vibrate, the elastic force of the first spring, the second spring and the third spring can absorb the vibration energy of the clamping plate together, the vibration amplitude of the clamping plate and the middle shaft screening equipment main body can be further reduced, the buffer protection effect on the middle shaft screening equipment main body is realized, and the middle shaft screening equipment main body is prevented from being damaged due to severe vibration;
the middle shaft screening equipment main body is reasonable in design and convenient to operate, can be quickly installed on the base, can achieve the buffer protection effect on the middle shaft screening equipment main body, avoids the middle shaft screening equipment main body from being damaged due to severe vibration, and is convenient to detach the middle shaft screening equipment main body from the base.
Drawings
Fig. 1 is a schematic structural diagram of a middle shaft screening device of a mechanical keyboard according to the present invention;
fig. 2 is a schematic structural diagram of a part a of a medial axis screening apparatus of a mechanical keyboard according to the present invention;
fig. 3 is a schematic structural diagram of a part B of a medial axis screening apparatus of a mechanical keyboard according to the present invention;
fig. 4 is a schematic structural diagram of a part C of a medial axis screening apparatus of a mechanical keyboard according to the present invention;
fig. 5 is a schematic perspective view of a clamping plate in the middle shaft screening device of the mechanical keyboard according to the present invention.
In the figure: the base 1, 2 mounting holes, 3 axis screening installation main parts, 4 otic placodes, 5 spouts, 6 draw-in grooves, 7 cardboard, 8 first holes, 9 lead screws, 10 slide boards, 11 first springs, 12 bearings, 13 knobs, 14 rectangular holes, 15 gag lever posts, 16 first plates, 17 second plates, 18 second springs, 19 second holes, 20 rubber balls, 21 wear pads, 22 screw holes, 23 cardboard pilot holes, 24 arc-shaped grooves, 25 third springs, 26 bracing pieces, 27 supports, 28 anchor bars, 29 first magnet, 30 second magnet.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1-5, the embodiment provides a center shaft screening device for a mechanical keyboard, which includes a center shaft screening device main body 3, a base 1 is disposed on the center shaft screening device main body 3, a mounting hole 2 is formed in the top of the base 1, two symmetrically arranged ear plates 4 are welded on the bottom of the center shaft screening device main body 3 and extend into the mounting hole 2, the two ear plates 4 are movably mounted in the mounting hole 2, sliding grooves 5 are formed in two sides of the top of the base 1, clamping grooves 6 are formed in two sides of the two ear plates 4 away from each other, clamping plates 7 are movably mounted in the clamping grooves 6, one sides of the two clamping plates 7 away from each other extend into the two sliding grooves 5, a vertically arranged screw rod 9 is rotatably mounted in the sliding grooves 5, a sliding plate 10 is screwed on the outer side of the screw rod 9, the sliding plate 10 is slidably mounted in the corresponding sliding groove 5, a plurality of first springs 11, rectangular hole 14 has been seted up at the top of cardboard 7, slidable mounting has gag lever post 15 in the rectangular hole 14, first board 16 and second board 17 have been welded respectively to the top and the bottom of gag lever post 15, the bottom of first spring 11 welds with the top of the first board 16 that corresponds mutually, the bottom of first board 16 and the top sliding connection of the cardboard 7 that corresponds, the bottom welding of second board 17 has a plurality of second springs 18, the bottom of second spring 18 welds with the bottom inner wall of corresponding spout 5 mutually, first board 16 and second board 17 are all slidable mounting in the corresponding spout 5, first hole 8 has all been seted up on the one side inner wall that two spouts 5 are close to each other, two first holes 8 all are linked together with mounting hole 2, cardboard 7 and corresponding first hole 8 swing joint, at base 1, mounting hole 2, axis screening installation main body 3, otic placode 4 spout 5, draw-in groove 6, cardboard 7, first hole 8, Rectangular hole 14, limiting rod 15, first plate 16, second plate 17, rubber ball 20, arc-shaped groove 24, support 27, reinforcing rod 28, under the cooperation of first magnet 29 and second magnet 30, support 27 and reinforcing rod 28 are built on the concrete floor, when concrete solidifies, base 1 will be firmly fixed on the concrete floor, when well axle screening equipment main body 3 is not connected on base 1, rubber ball 20 is pulled, rubber ball 20 drives clamping plate 7 to move towards the direction far away from mounting hole 2, until first magnet 29 on clamping plate 7 moves to corresponding first hole 8, stop moving clamping plate 7, place ear plate 4 into mounting hole 2, and make the position of clamping groove 6 level with clamping plate 7, promote rubber ball 20, rubber ball 20 drives clamping plate 7 to move towards the direction close to mounting hole 2, until clamping plate 7 is pushed to corresponding clamping groove 6, first magnet 29 and corresponding second magnet 30 adsorb each other, the position of the clamping plate 7 is limited, and the clamping plate 7 is prevented from being separated from the clamping groove 6; under the matching of the screw rod 9, the sliding plate 10, the first spring 11, the bearing 12, the knob 13, the second spring 18, the second hole 19, the wear-resistant pad 21, the threaded hole 22, the clamp plate assembly hole 23, the third spring 25 and the support rod 26, the knob 13 is rotated, the knob 13 drives the screw rod 9 to rotate, the screw rod 9 rotates in the chute 5 through the bearing 12, as the screw rod 9 is in threaded connection with the sliding plate 10, the sliding plate 10 is driven to move downwards when the screw rod 9 rotates, the sliding plate 10 downwards extrudes the first spring 11 and the third spring 25, the elastic forces of the first spring 11 and the third spring 25 jointly push the first plate 16 to move downwards, the first plate 16 downwards pushes the clamp plate 7, the clamp plate 7 drives the second plate 17 and the lug plate 4 to move downwards, the second plate 17 downwards extrudes the second spring 18 until the first spring 11, the second spring 18 and the third spring 25 are all in a compressed state, and the number of rotation of the two knobs 13 is ensured to be the same, when the middle shaft screening equipment main body 3 works and is vibrated by self operation due to external vibration, the middle shaft screening equipment main body 3 drives the clamping plate 7 to start vibrating through the ear plate 4, the clamping plate 7 drives the first plate 16 and the second plate 17 to start vibrating, the elastic forces of the first spring 11, the second spring 18 and the third spring 25 can jointly absorb the vibration energy of the clamping plate 7, further the vibration amplitude of the clamping plate 7 and the middle shaft screening equipment main body 3 can be reduced, the buffer protection effect on the middle shaft screening equipment main body 3 is realized, and the middle shaft screening equipment main body 3 is prevented from being damaged due to severe vibration; the middle shaft screening device main body 3 is reasonable in design and convenient to operate, the middle shaft screening device main body 3 can be rapidly installed on the base 1, the buffering protection effect on the middle shaft screening device main body 3 can be realized, the middle shaft screening device main body 3 is prevented from being damaged due to severe vibration, and the middle shaft screening device main body 3 is convenient to detach from the base 1.
In this embodiment, a first magnet 29 is fixedly adhered to one side of each of the two clamping plates 7 close to each other, a second magnet 30 is fixedly adhered to an inner wall of one side of each of the two clamping grooves 6 close to each other, the first magnet 29 is adsorbed to the corresponding second magnet 30, a wear pad 21 is fixedly adhered to one side of each of the two ear plates 4 away from each other, one side of each of the two wear pads 21 away from each other is slidably connected to inner walls of two sides of the mounting hole 2, the wear pad 21 is movably sleeved on the outer side of the corresponding clamping plate 7, a clamping plate assembling hole 23 is formed in one side of the wear pad 21, the clamping plate 7 is movably connected to the corresponding clamping plate assembling hole 23, a second hole 19 is formed in an inner wall of one side of each of the two sliding grooves 5 away from each other, an arc-shaped groove 24 is formed in one side of each of the two clamping plates 7 away, the bearing 12 is located above the sliding plate 10, the outer ring of the bearing 12 is fixedly connected with the inner wall of the corresponding sliding groove 5, the top end of the lead screw 9 extends to the top of the base 1 and is welded with the knob 13, one side of the two lug plates 4, which are close to each other, is welded with the same supporting rod 26, the top of the sliding plate 10 is provided with a threaded hole 22, the lead screw 9 is in threaded connection with the corresponding threaded hole 22, the outer side of the lead screw 9 is movably sleeved with a third spring 25, the bottom end of the third spring 25 is welded with the top of the corresponding first plate 16, the four corners of the bottom of the base 1 are welded with supports 27, the bottom end of each support 27 is welded with a horizontally arranged reinforcing rod 28, and the base 1, the mounting hole 2, the middle shaft screening equipment main body 3, the lug plate 4 sliding grooves 5, the clamping grooves 6, the clamping plates 7, the first holes 8, the rectangular holes 14, the limiting rods 15, The support 27 and the reinforcing bar 28 are laid on the concrete floor by the cooperation of the reinforcing bar 28, the first magnet 29 and the second magnet 30, and when the concrete is solidified, the base 1 is firmly fixed on the concrete floor, when the central shaft screening device main body 3 is not connected to the base 1, the rubber ball 20 is pulled, the rubber ball 20 drives the clamping plate 7 to move towards the direction far away from the mounting hole 2 until the first magnet 29 on the clamping plate 7 is moved into the corresponding first hole 8, the clamping plate 7 is stopped to move, the lug plate 4 is placed into the mounting hole 2, the positions of the clamping grooves 6 are aligned with the clamping plates 7, the rubber balls 20 are pushed, the rubber balls 20 drive the clamping plates 7 to move towards the direction close to the mounting holes 2 until the clamping plates 7 are pushed into the corresponding clamping grooves 6, and the first magnets 29 and the corresponding second magnets 30 are adsorbed to limit the positions of the clamping plates 7 and prevent the clamping plates 7 from being separated from the clamping grooves 6; under the matching of the screw rod 9, the sliding plate 10, the first spring 11, the bearing 12, the knob 13, the second spring 18, the second hole 19, the wear-resistant pad 21, the threaded hole 22, the clamp plate assembly hole 23, the third spring 25 and the support rod 26, the knob 13 is rotated, the knob 13 drives the screw rod 9 to rotate, the screw rod 9 rotates in the chute 5 through the bearing 12, as the screw rod 9 is in threaded connection with the sliding plate 10, the sliding plate 10 is driven to move downwards when the screw rod 9 rotates, the sliding plate 10 downwards extrudes the first spring 11 and the third spring 25, the elastic forces of the first spring 11 and the third spring 25 jointly push the first plate 16 to move downwards, the first plate 16 downwards pushes the clamp plate 7, the clamp plate 7 drives the second plate 17 and the lug plate 4 to move downwards, the second plate 17 downwards extrudes the second spring 18 until the first spring 11, the second spring 18 and the third spring 25 are all in a compressed state, and the number of rotation of the two knobs 13 is ensured to be the same, when the middle shaft screening equipment main body 3 works and is vibrated by self operation due to external vibration, the middle shaft screening equipment main body 3 drives the clamping plate 7 to start vibrating through the ear plate 4, the clamping plate 7 drives the first plate 16 and the second plate 17 to start vibrating, the elastic forces of the first spring 11, the second spring 18 and the third spring 25 can jointly absorb the vibration energy of the clamping plate 7, further the vibration amplitude of the clamping plate 7 and the middle shaft screening equipment main body 3 can be reduced, the buffer protection effect on the middle shaft screening equipment main body 3 is realized, and the middle shaft screening equipment main body 3 is prevented from being damaged due to severe vibration; the middle shaft screening device main body 3 is reasonable in design and convenient to operate, the middle shaft screening device main body 3 can be rapidly installed on the base 1, the buffering protection effect on the middle shaft screening device main body 3 can be realized, the middle shaft screening device main body 3 is prevented from being damaged due to severe vibration, and the middle shaft screening device main body 3 is convenient to detach from the base 1.
In this embodiment, the bracket 27 and the reinforcing rod 28 are firstly laid on the concrete floor, when the concrete is solidified, the base 1 is firmly fixed on the concrete floor, when the central screening apparatus main body 3 is not connected to the base 1, the rubber ball 20 is pulled, the rubber ball 20 drives the clamping plate 7 to move in a direction away from the mounting hole 2, at this time, the clamping plate 7 slides between the first plate 16 and the second plate 17, until the first magnet 29 on the clamping plate 7 moves into the corresponding first hole 8, the clamping plate 7 stops moving, the ear plate 4 is placed in the mounting hole 2, the position of the clamping groove 6 is aligned with the clamping plate 7, the rubber ball 20 is pushed, the rubber ball 20 drives the clamping plate 7 to move in a direction close to the mounting hole 2, until the clamping plate 7 is pushed into the corresponding clamping groove 6, at this time, the first magnet 29 is attracted to the corresponding second magnet 30, and the position of the clamping plate 7 is limited, the separation of the clamping plate 7 and the clamping groove 6 is avoided, at the moment, the knob 13 is rotated, the knob 13 drives the screw rod 9 to start rotating, the screw rod 9 rotates in the sliding groove 5 through the bearing 12, as the screw rod 9 is in threaded connection with the sliding plate 10, the sliding plate 10 is driven to move downwards when the screw rod 9 rotates, the sliding plate 10 downwards extrudes the first spring 11 and the third spring 25, the elastic forces of the first spring 11 and the third spring 25 jointly push the first plate 16 to move downwards, the first plate 16 downwards pushes the clamping plate 7, the clamping plate 7 drives the second plate 17 and the lug plate 4 to move downwards, the second plate 17 downwards extrudes the second spring 18 until the first spring 11, the second spring 18 and the third spring 25 are all in a compression state, the number of rotating turns of the two knobs 13 is ensured to be the same, when the middle shaft screening device main body 3 works and can operate by self to generate vibration, the middle shaft screening device main body 3 drives the clamping plate 7 to start vibration through the lug plate 4, cardboard 7 drives first board 16 and second board 17 and begins to shake, and the vibrations energy of cardboard 7 can be absorbed jointly to the elasticity of first spring 11, second spring 18 and third spring 25 this moment, and then can reduce cardboard 7 and well axle screening installation main part 3's vibration range, realizes the buffer protection effect to well axle screening installation main part 3, avoids well axle screening installation main part 3 to receive violent vibrations and damage.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The center shaft screening equipment of the mechanical keyboard comprises a center shaft screening equipment main body (3) and is characterized in that a base (1) is arranged on the center shaft screening equipment main body (3), a mounting hole (2) is formed in the top of the base (1), the bottom of the center shaft screening equipment main body (3) extends into the mounting hole (2) and is welded with two symmetrically arranged ear plates (4), the two ear plates (4) are movably mounted in the mounting hole (2), sliding grooves (5) are formed in two sides of the top of the base (1), clamping grooves (6) are formed in the sides, away from each other, of the two ear plates (4), clamping plates (7) are movably mounted in the clamping grooves (6), the sides, away from each other, of the two clamping plates (7) extend into the two sliding grooves (5), vertically arranged lead screws (9) are rotatably mounted in the sliding grooves (5), and sliding plates (10) are sleeved on outer side threads of the lead, the sliding plate (10) is slidably arranged in the corresponding sliding groove (5), a plurality of first springs (11) are welded on two sides of the bottom of the sliding plate (10), a rectangular hole (14) is formed in the top of the clamping plate (7), a limiting rod (15) is slidably arranged in the rectangular hole (14), a first plate (16) and a second plate (17) are welded on the top end and the bottom end of the limiting rod (15) respectively, the bottom end of the first spring (11) is welded with the top of the corresponding first plate (16), the bottom of the first plate (16) is slidably connected with the top of the corresponding clamping plate (7), a plurality of second springs (18) are welded on the bottom of the second plate (17), the bottom ends of the second springs (18) are welded with the bottom of the corresponding sliding groove (5), the first plate (16) and the second plate (17) are slidably arranged in the corresponding sliding groove (5), a first hole (8) is formed in the inner wall of one side, which the two sliding grooves (5) are close to each other, two first holes (8) are all communicated with the mounting hole (2), and the clamping plate (7) is movably connected with the corresponding first holes (8).
2. The bottom bracket screening device of claim 1, wherein the two clamping plates (7) are fixedly attached with a first magnet (29) on the side close to each other, the two clamping grooves (6) are fixedly attached with a second magnet (30) on the inner wall of the side close to each other, and the first magnet (29) and the corresponding second magnet (30) are attracted to each other.
3. The bottom bracket screening device of claim 1, wherein wear pads (21) are fixedly attached to the sides of the two ear plates (4) away from each other, the sides of the two wear pads (21) away from each other are slidably connected to the inner walls of the two sides of the mounting hole (2), and the wear pads (21) are movably sleeved on the outer sides of the corresponding clamping plates (7).
4. The bottom bracket screening device of claim 3, wherein one side of the wear pad (21) is provided with a clamping plate assembly hole (23), and the clamping plate (7) is movably connected with the corresponding clamping plate assembly hole (23).
5. The center shaft screening device of the mechanical keyboard as claimed in claim 1, wherein the inner walls of the two sliding grooves (5) at the sides far away from each other are provided with second holes (19), the sides of the two clamping plates (7) at the sides far away from each other are provided with arc-shaped grooves (24), and the rubber balls (20) are fixedly stuck in the arc-shaped grooves (24).
6. The middle shaft screening device of the mechanical keyboard according to claim 1, wherein a bearing (12) is fixedly sleeved outside the screw rod (9), the bearing (12) is located above the sliding plate (10), and an outer ring of the bearing (12) is fixedly connected with an inner wall of the corresponding sliding chute (5).
7. The central axis screening device of a mechanical keyboard according to claim 1, characterized in that the top end of the screw rod (9) extends to the upper side of the base (1) and is welded with a knob (13), and one side of the two ear plates (4) close to each other is welded with the same support rod (26).
8. The bottom bracket screening device of the mechanical keyboard as claimed in claim 1, wherein a threaded hole (22) is formed in the top of the sliding plate (10), and the screw rod (9) is in threaded connection with the corresponding threaded hole (22).
9. The bottom shaft screening device of the mechanical keyboard as claimed in claim 1, wherein a third spring (25) is movably sleeved on the outer side of the screw rod (9), and the bottom end of the third spring (25) is welded with the top of the corresponding first plate (16).
10. The bottom shaft screening device of the mechanical keyboard according to claim 1, wherein four corners of the bottom of the base (1) are welded with brackets (27), and the bottom ends of the brackets (27) are welded with horizontally arranged reinforcing rods (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811014525.5A CN109174636B (en) | 2018-08-31 | 2018-08-31 | Center shaft screening equipment for mechanical keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811014525.5A CN109174636B (en) | 2018-08-31 | 2018-08-31 | Center shaft screening equipment for mechanical keyboard |
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| Publication Number | Publication Date |
|---|---|
| CN109174636A CN109174636A (en) | 2019-01-11 |
| CN109174636B true CN109174636B (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811014525.5A Active CN109174636B (en) | 2018-08-31 | 2018-08-31 | Center shaft screening equipment for mechanical keyboard |
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| CN112403634B (en) * | 2020-11-02 | 2022-02-25 | 佛山市顺德区津津食品有限公司 | Mincemeat convenient to rub with spin-dry function |
| CN114276826A (en) * | 2021-11-18 | 2022-04-05 | 东莞东燃热能科技股份有限公司 | Utilize living beings charcoal gas coproduction device |
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| CN107830318A (en) * | 2017-10-31 | 2018-03-23 | 黄石先达电气有限公司 | A kind of adjustable support seat for long-distance monitoring and alarming temperature controller |
| CN108381987A (en) * | 2018-04-23 | 2018-08-10 | 郑州云启工业设备技术有限公司 | A kind of hydraulic press for processing |
| CN207770074U (en) * | 2017-11-27 | 2018-08-28 | 宿迁远扬生物科技有限公司 | A kind of centrifuge with shock-absorbing function |
| CN108533670A (en) * | 2018-04-08 | 2018-09-14 | 施强 | A kind of Architectural Equipment with efficient shock-absorbing function |
-
2018
- 2018-08-31 CN CN201811014525.5A patent/CN109174636B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3838316B2 (en) * | 1999-03-19 | 2006-10-25 | Ｎｏｋ株式会社 | mount |
| CN107830318A (en) * | 2017-10-31 | 2018-03-23 | 黄石先达电气有限公司 | A kind of adjustable support seat for long-distance monitoring and alarming temperature controller |
| CN207770074U (en) * | 2017-11-27 | 2018-08-28 | 宿迁远扬生物科技有限公司 | A kind of centrifuge with shock-absorbing function |
| CN108533670A (en) * | 2018-04-08 | 2018-09-14 | 施强 | A kind of Architectural Equipment with efficient shock-absorbing function |
| CN108381987A (en) * | 2018-04-23 | 2018-08-10 | 郑州云启工业设备技术有限公司 | A kind of hydraulic press for processing |
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| CN109174636A (en) | 2019-01-11 |
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