CN108636493A - A kind of adjustable jaw crushing equipment - Google Patents

Abstract

The invention belongs to mine mining fields, more particularly to a kind of adjustable jaw crushing equipment, it includes rectangular pyramid funnel, body fuselage, motor, first gear, second gear, third gear, the 4th gear, gear mobile mechanism, link mechanism, broken disc mechanism etc., when wherein motor rotates, motor drives second gear, third gear and the 4th gear to rotate by first gear, and second gear passes sequentially through gear mobile mechanism and link mechanism drives broken disc mechanism to roll stone；When encountering larger or harder stone, stone can act on broken disc mechanism, and broken disc mechanism acts on gear mobile mechanism by tracheae so that the 5th gear is along runner movement to the position being meshed with the 4th gear；5th gear rotational speed reduces, and torque increases；Broken disc mechanism increases the active force of stone, and harder stone is made to be easier to be broken.

Description

A kind of adjustable jaw crushing equipment

Technical field

The invention belongs to mine mining field more particularly to a kind of adjustable jaw crushing equipment.

Background technology

Jaw crushing equipment traditional at present is so that jaw is transported up and down by eccentric shaft by motor-driven belt and belt pulley Dynamic, when dynamic jaw rises, bracket becomes larger with dynamic jaw angle, and to push jaw close to fixed jaw, simultaneously material is pressed It is broken, achieve the purpose that broken；When encountering larger or harder stone, traditional jaw crushing equipment cannot be crushed well Stone, to the phenomenon that card machine occur；Working efficiency is not only reduced in this way, also results in inside motor and crushing plant zero The damage of part, to increase production cost.

A kind of adjustable jaw crushing equipment of present invention design solves the problems, such as above.

Invention content

To solve drawbacks described above in the prior art, the present invention discloses a kind of adjustable jaw crushing equipment, it is to use Following technical scheme is realized.

A kind of adjustable jaw crushing equipment, it is characterised in that：It includes rectangular pyramid funnel, body fuselage, feed inlet, goes out Material mouth, motor axis hole, motor, pedestal, first axle, the second axis, the 4th axis, the 5th axis, the 6th axis, the 4th pin, first gear, Two gears, third gear, the 4th gear, drag link mechanism, gear mobile mechanism, moving jaw plate mechanism, wherein body fuselage by top plate, Bottom plate, side plate A, side plate B, side plate C and fixed jaw composition；It is provided with the feed inlet of perforation on top plate, perforation is provided on bottom plate Discharge port is provided with motor axis hole on side plate B；Rectangular pyramid funnel lower end is mounted on body fuselage, and rectangular pyramid funnel and charging Mouth cooperation；First base is mounted on side plate B；Motor is mounted in first base, and motor shaft passes through motor axis hole；First tooth Wheel is fitted to by key on motor shaft；Second gear is mounted on by first axle between side plate A and side plate B, and the second tooth Wheel is meshed with first gear；Third gear and the 4th gear are coaxial, and third gear is mounted on the 4th gear by the second axis Between side plate A and side plate B；Third gear is meshed with first gear；Gear mobile mechanism is mounted on the side plate B of body fuselage On, and gear mobile mechanism matches with second gear and the 4th gear；Drag link mechanism is mounted on by the 4th axis and the 6th axis Between side plate A and side plate B, and drag link mechanism is matched with gear mobile mechanism；It is installed by the 5th axis moving jaw plate mechanism one end Between side plate A and side plate B, the other end is connect by the 4th pin with drag link mechanism；Moving jaw plate mechanism is matched with fixed jaw.

Said gear mobile mechanism includes the 5th gear, third axis hole, third axis, arc shaped slider, arc locating piece, arc T-type sliding slot, positioning pin, retaining spring, dowel hole, arc piston block, arc pushing block, the first gas port, arc plunger shaft, Wherein arc locating piece and arc pushing block are mounted on side plate B, and arc locating piece and arc pushing block are located at same circular arc On；Arc plunger shaft is provided in arc pushing block, the bottom of arc plunger shaft is provided with the first gas port, and the first gas port and arc Shape plunger shaft communicates；Arc T-type sliding slot is provided on arc locating piece；Arc shaped slider with arc T-type sliding slot by being slidably matched peace Dress；Third axis one end is mounted on arc shaped slider, and the periphery of third axis and two intrados of arc T-type sliding slot match It closes；On arc T-type sliding slot with two groups of dowel holes, and two groups of positioning pins are provided on the matched intrados of periphery of third axis Hole is matched with first axle and the second axis respectively；Four dowel holes in every group Relative distribution two-by-two；In each dowel hole Positioning pin there are one being respectively mounted；Retaining spring is located at the bottom of dowel hole, and one end is connect with dowel hole bottom, the other end with Position pin connection；Each positioning pin coordinates with third axis periphery；5th gear is mounted on the by third axis hole thereon Three axis one end；5th gear is matched with second gear and the 4th gear, meanwhile, the 5th gear is matched with drag link mechanism；Arc Arc plunger shaft is inserted into shape piston block one end, and the other end is connect with arc shaped slider.

Above-mentioned drag link mechanism include the 6th gear, the 4th axis hole, the first pin hole, the first pin, the first pull rod, the second pin hole, First link block, third pin hole, the 4th pin hole, the second pull rod, the 5th pin hole, the 6th axis hole, the first notch, the second notch, Three pull rods, the 6th pin hole, the 7th pin hole, third notch, the 4th notch, the second pin, third pin, wherein the 6th gear face center Place is provided with the 4th axis hole, and the 6th gear is mounted on by the 4th axis on side plate B, and the 6th gear is engaged with the 5th gear；6th The first pin hole is provided on gear face；First pull rod one end is provided with the second pin hole；First pin one end is inserted into the first pin hole, another End is inserted into the second pin hole；One end that first pull rod is not connect with the 6th gear is equipped with the first link block, the first link block Both ends have third pin hole and the 4th pin hole；Second pull rod one end is provided with the 6th axis hole, and the other end is provided with the 5th pin hole；The The end face that the 6th axis hole is provided on two pull rods is provided with the first notch；The end face that the 5th pin hole is provided on second pull rod is provided with Two incisions；One end that first link block is provided with the 4th pin hole is installed on by the second pin in the second notch of the second pull rod；Second Pull rod is mounted on by the 6th axis between side plate A and side plate B；One end of third pull rod is provided with the 6th pin hole, and the other end is provided with Seven pin holes；It is provided on third pull rod on the end face of the 6th pin hole and is provided with third notch；The 7th pin hole is provided on third pull rod The 4th notch is provided on end face；One end that third pin hole is provided on first link block is installed on third pull rod by third pin In third notch.

Above-mentioned moving jaw plate mechanism includes moving jaw plate, the faces A, the faces B, the faces C, the faces D, the faces E, the faces F, spike-tooth hole, cavity, the second air guide Hole, the second link block, the 5th axis hole, third link block, the 8th pin hole, spike-tooth, cone, piston plate, resetting spring, wherein dynamic jaw There is the faces A, the faces B, the faces C, the faces D, the faces E and six, the faces F face on plate, cavity is provided in moving jaw plate；It is symmetrically opened on the faces A of moving jaw plate There are two rows of spike-tooth holes, often there are four spike-tooth holes by row；Each spike-tooth hole is communicated with cavity；It is provided with the second air guide on the faces B of moving jaw plate Hole, and the second gas port is communicated with cavity；Piston plate is installed in the cavities；It is equipped with four between piston plate and the faces B of moving jaw plate A resetting spring；Resetting spring one end is connect with piston plate, and the other end is connect with cavity inner wall；Spike-tooth one end is provided with cone；Nail One end that tooth does not open cone is fixedly mounted on across spike-tooth hole on piston plate；There are two the one end in the faces moving jaw plate B is symmetrically installed Second link block, there are one third link blocks for other end installation；It is provided with the 5th axis hole on second link block, is opened on third link block There is the 8th pin hole.

Above-mentioned 5th axis passes through the 5th axis hole on two the second link blocks, the 5th axis both ends respectively with the side of body fuselage Plate A is connected with side plate B；Third link block is mounted on by the 4th pin in the 4th notch on third pull rod；On moving jaw plate Two gas ports are connected by tracheae with the first gas port on arc pushing block；The diameter of first gear and the diameter of second gear It is equal；The diameter of second gear is equal with the diameter of the 5th gear；The diameter of third gear is equal with the diameter of second gear；The The diameter of four gears is less than the diameter of second gear.

As being further improved for this technology, the diameter of above-mentioned 4th gear is 0.5 times of the diameter of second gear.

As being further improved for this technology, above-mentioned 4th axis is coordinated with the 6th gear by bearing.

As being further improved for this technology, above-mentioned third axis is coordinated with the 5th gear by bearing.

As being further improved for this technology, above-mentioned resetting spring is adjustable spring.

Arc locating piece and arc pushing block are located on same circular arc in the present invention, to ensure that arc piston block pushes arc Shape slide block movement more they tends to steadily.

Arc plunger shaft is inserted into arc piston block one end in the present invention, and the other end is connect with arc shaped slider, then arc The movement of piston block drives arc shaped slider to be slided in arc T-type sliding slot.

The effect of two groups of positioning pins in the present invention is：Before the thrust of arc piston block reaches certain limit, first Group positioning pin can keep the 5th gear to be meshed always with second gear；When the thrust of arc piston block reaches certain limit Afterwards, first group of positioning pin is pressed into dowel hole, the 5th gear with third axis arcuately T-type sliding slot promptly move to it is next Between group positioning pin, it is meshed with the 4th gear；In the process, third axis under the action of arc piston block due to inertia make With will be limited by next group of positioning pin, to avoid the idle phenomenon of the jaw crushing equipment in the present invention from occurring.Work as material When the thrust of arc piston block being caused to continue to increase the boundary for reaching new, third axis will be corresponding second group of positioning pin indentation Dowel hole crosses second group of positioning pin, breaks away from the 4th gear, and moving jaw plate is stopped；Realize the overload protection of whole equipment.

The effect of resetting spring in the present invention is：When oppressing the power revocation of spike-tooth, resetting spring pushes piston plate to return To initial position, make to form vacuum in plunger shaft, at this point, atmospheric pressure acts on arc shaped slider, pushes arc piston block retraction, the Five gears are meshed as arc shaped slider is withdrawn at second gear and with second gear.

One end of spike-tooth in the present invention has cone, to ensure the better broken material of spike-tooth.

The second gas port on moving jaw plate in the present invention is connected by tracheae with the first gas port on arc pushing block, So when piston plate is squeezed, the air in the cavity of moving jaw plate is pressed into the arc piston of arc pushing block by tracheae In chamber, arc piston block pushes arc shaped slider, and arcuately T-type sliding slot slides.

The circumcircle and the 6th gear of the 5th gear in the present invention are concentric, and the circumcircle of the 5th gear is simultaneously with second Gear and the tangent effect of the 4th gear are：Ensure that the 5th gear is more they tended to steadily from second gear to the movement of the 4th gear.

The effect of diameter that the diameter of the 4th gear in the present invention is less than second gear is：The 4th gear is set to reach deceleration The purpose of torque.

When motor is started to work, motor drives first gear rotation；First gear drive second gear, third gear and 4th gear rotates；Second gear drives the rotation of the 5th gear；5th gear drives the rotation of the 6th gear；6th gear passes through One pull rod, the second pull rod and third pull rod drive moving jaw plate to be swung around the 5th axis；In general material shattering process, when dynamic jaw When angle between plate and fixed jaw becomes larger, moving jaw plate moves closer to fixed jaw；Moving jaw plate and fixed jaw pressing materials, To keep material broken；When the angle change between moving jaw plate and fixed jaw is small, moving jaw plate is detached with fixed jaw, is broken Material fall to discharge port；When moving jaw plate encounters larger or harder material to fixed jaw during close, Larger or harder material squeezes spike-tooth；Spike-tooth pushes piston plate movement；Piston plate passes through the air in moving jaw plate cavity Tracheae is pressed into arc and promotes in arc plunger shaft in the block；The pressure-air being pressed into pushes the movement of arc piston block；Arc is lived Chock pushes arc shaped slider, and arcuately T-type sliding slot slides；5th gear slides under the drive of arc shaped slider, by second gear It is meshed at four gears and with the 4th gear；Since the diameter of third gear and the diameter of second gear are equal, the 4th gear Diameter is less than second gear diameter, therefore realizes deceleration torque on the 4th gear；Deceleration torque is caused by a series of transmission Moving jaw plate is set to enhance the extruding dynamics of larger or harder material, to achieve the purpose that broken larger or harder material.

When moving jaw plate encounters the higher material of hardness, material is pressed further by spike-tooth, and spike-tooth further pushes piston plate； The air of pressure bigger is pressed into arc plunger shaft, and arc piston block continues to press on third axis and drives the 5th gear along arc T-type runner movement；Second group of positioning pin is pressed into dowel hole, and third axis crosses second group of positioning pin, drives the 5th gear It is detached from the 4th gear, moving jaw plate is stopped；So as to avoid since operating overload is to damage caused by equipment.

When motor is stopped, resetting spring pushes piston plate to return to initial position；Piston plate drives spike-tooth to return to just Beginning position；Due to the reset of piston plate, cause to form certain vacuum in arc plunger shaft；Atmospheric pressure pushes arc shaped slider to return to just Beginning position, arc shaped slider drive the 5th gear to return to initial position；Moving jaw plate returns to initial bit under the drive of third pull rod It sets.

Relative to traditional jaw crushing equipment, the 4th gear in the present invention plays the role of deceleration torque, to compared with Big or harder the broken of material is more prone to；When moving jaw plate encounters the material of bigger hardness, the 5th gear crosses the 4th gear, It is not engaged with any gear, moving jaw plate is stopped, and realizes the overload protection of equipment；So as to avoid the further damage of equipment It is bad, reduce production cost；The configuration of the present invention is simple has preferable using effect.

Description of the drawings

Fig. 1 is adjustable jaw crushing equipment integral perspective schematic diagram.

Fig. 2 is body fuselage front schematic view.

Fig. 3 is body fuselage reverse side schematic diagram.

Fig. 4 is adjustable jaw crushing equipment internal mechanism cooperation schematic diagram.

Fig. 5 is drag link mechanism schematic diagram.

Fig. 6 is the 6th gear schematic diagram.

Fig. 7 is the first pull rod schematic diagram.

Fig. 8 is the second pull rod schematic diagram.

Fig. 9 is third pull rod schematic diagram.

Figure 10 is first gear, second gear, third gear and the 4th gear cooperation schematic diagram.

Figure 11 is gear mobile mechanism perspective diagram.

Figure 12 is arc locating piece schematic diagram.

Figure 13 is arc air pressure block schematic diagram.

Figure 14 is arc air pressure block and arc piston block schematic diagram.

Figure 15 is arc locating piece diagrammatic cross-section.

Figure 16 is arc shaped slider and arc locating piece cooperation schematic diagram.

Figure 17 is arc shaped slider and the 5th gear and third axis cooperation schematic diagram.

Figure 18 is third axis and arc shaped slider and arc locating piece cooperation schematic diagram.

Figure 19 is moving jaw plate structural scheme of mechanism.

Figure 20 is moving jaw plate mechanism diagrammatic cross-section.

Figure 21 is spike-tooth and piston plate cooperation schematic diagram.

Figure 22 is moving jaw plate and the second link block and third link block cooperation schematic diagram.

Figure 23 is moving jaw plate and the second link block and third link block cooperation diagrammatic cross-section.

Figure 24 is the 5th gear schematic diagram.

Figure 25 is moving jaw plate schematic diagram.

Figure label title：1, rectangular pyramid funnel；2, body fuselage；3, top plate；4, bottom plate；5, side plate A；6, side plate B；7、 Side plate C；8, fixed jaw；9, feed inlet；10, discharge port；11, motor axis hole；12, the faces F；13, first axle；14, the second axis； 15, third axis；16, the 4th axis；17, the 6th axis；18, the 5th axis；19, the first pin；20, the second pin；21, third pin；22, the 4th Pin；23, spike-tooth；24, motor；25, pedestal；26, first gear；27, second gear；28, the 4th gear；29, third gear； 30, the 5th gear；31, the 6th gear；32, drag link mechanism；33, the first pull rod；34, the first link block；35, the second pull rod；36、 Third pull rod；37, the 4th axis hole；38, the first pin hole；39, the 6th axis hole；40, the 5th pin hole；41, the 6th pin hole；42, the 7th Pin hole；43, the second pin hole；44, the 4th pin hole；45, third pin hole；46, the first notch；47, the second notch；48, third notch； 49, the 4th notch；50, arc locating piece；51, arc T-type sliding slot；52, positioning pin；53, retaining spring；54, dowel hole； 55, arc shaped slider；56, arc pushing block；57, arc piston block；58, the first gas port；59, arc plunger shaft；60, third axis Hole；61, gear mobile mechanism；62, moving jaw plate mechanism；63, moving jaw plate；64, the second link block；65, the 5th axis hole；66, third Link block；67, the 8th pin hole；68, the second gas port；69, piston plate；70, resetting spring；71, spike-tooth hole；72, cavity；73、 Cone；74, the faces A；75, the faces B；76, the faces C；77, the faces D；78, the faces E.

Specific implementation mode

As shown in Figure 1, it includes rectangular pyramid funnel 1, body fuselage 2, feed inlet 9, discharge port 10, motor axis hole 11, electricity Machine 24, pedestal 25, first axle 13, the second axis 14, the 4th axis 16, the 5th axis 18, the 6th axis 17, the 4th pin 22, first gear 26, Second gear 27, third gear 29, the 4th gear 28, drag link mechanism 32, gear mobile mechanism 61, moving jaw plate mechanism 62, wherein As shown in Figure 2,3, body fuselage 2 is made of top plate 3, bottom plate 4, side plate A5, side plate B6, side plate C7 and fixed jaw 8；Top plate 3 On be provided with the feed inlet 9 of perforation, the discharge port 10 of perforation is provided on bottom plate 4, motor axis hole 11 is provided on side plate B6；Such as Fig. 1 institutes Show, 1 lower end of rectangular pyramid funnel is mounted on body fuselage 2, and rectangular pyramid funnel 1 coordinates with feed inlet 9；First base 25 is installed On side plate B6；As shown in Figure 10, motor 24 is mounted in first base 25；As shown in Figure 1,24 axis of motor passes through motor axis hole 11；As shown in Figure 10, first gear 26 is fitted to by key on 24 axis of motor；As shown in Fig. 1,4, second gear 27 passes through First axle 13 is mounted between side plate A5 and side plate B6, and second gear 27 is meshed with first gear 26；Third gear 29 with 4th gear 28 is coaxial, and third gear 29 and the 4th gear 28 are mounted on by the second axis 14 between side plate A5 and side plate B6；The Three gears 29 are meshed with first gear 26；Gear mobile mechanism 61 is mounted on the side plate B6 of body fuselage 2, and gear moves Mechanism 61 is matched with second gear 27 and the 4th gear 28；Drag link mechanism 32 is mounted on side by the 4th axis 16 and the 6th axis 17 Between plate A5 and side plate B6, and drag link mechanism 32 is matched with gear mobile mechanism 61；62 one end of moving jaw plate mechanism passes through the 5th Axis 18 is mounted between side plate A5 and side plate B6, and the other end is connect by the 4th pin 22 with drag link mechanism 32；Moving jaw plate mechanism 62 It is matched with fixed jaw 8.

As shown in figure 11, said gear mobile mechanism 61 includes the 5th gear 30, third axis hole 60, third axis 15, arc Sliding block 55, arc locating piece 50, arc T-type sliding slot 51, positioning pin 52, retaining spring 53, dowel hole 54, arc piston block 57, arc pushing block 56, the first gas port 58, arc plunger shaft 59, wherein as shown in Fig. 1,4, arc locating piece 50 and arc Pushing block 56 is mounted on side plate B6, and arc locating piece 50 and arc pushing block 56 are located on same circular arc；As shown in figure 13, Arc plunger shaft 59 is provided in arc pushing block 56, the bottom of arc plunger shaft 59 is provided with the first gas port 58, and the first air guide Hole 58 is communicated with arc plunger shaft 59；As shown in figure 12, arc T-type sliding slot 51 is provided on arc locating piece 50；As shown in figure 16, Arc shaped slider 55 with arc T-type sliding slot 51 by being slidably installed；15 one end of third axis is mounted on arc shaped slider 55, and the The periphery of three axis 15 is matched with two intrados of arc T-type sliding slot 51；As shown in Fig. 4,12, on arc T-type sliding slot 51 Be provided with two groups of dowel holes 54 on the matched intrados of periphery of third axis 15, and two groups of dowel holes 54 are respectively with One axis 13 and the second axis 14 match；Four dowel holes 54 in every group Relative distribution two-by-two；In each dowel hole 54 There are one positioning pins 52 for installation；As shown in Figure 11,15, retaining spring 53 is located at the bottom of dowel hole 54, one end and positioning pin 54 bottom of hole connects, and the other end is connect with positioning pin 52；As shown in figure 18, each positioning pin 52 is matched with 15 periphery of third axis It closes；As shown in Figure 17,24, the 5th gear 30 is mounted on 15 one end of third axis by third axis hole 60 thereon；Such as Fig. 1,4 institutes Showing, the 5th gear 30 is matched with second gear 27 and the 4th gear 28, meanwhile, the 5th gear 30 matches with drag link mechanism 32 It closes；As shown in Figure 11,14, arc plunger shaft 59 is inserted into 57 one end of arc piston block, and the other end is connect with arc shaped slider 55.

As shown in figure 5, above-mentioned drag link mechanism 32 includes the 6th gear 31, the 4th axis hole 37, the first pin hole 38, first pin 19, the first pull rod 33, the second pin hole 43, the first link block 34, third pin hole 45, the 4th pin hole 44, the second pull rod the 35, the 5th pin Hole 40, the 6th axis hole 39, the first notch 46, the second notch 47, third pull rod 36, the 6th pin hole 41, the 7th pin hole 42, third are cut Mouthful the 48, the 4th notch 49, the second pin 20, third pin 21 are provided with the wherein as a shown in Figure 6 at 31 end face center of the 6th gear Four axis holes 37, the 6th gear 31 are mounted on by the 4th axis 16 on side plate B6；As shown in figure 4, the 6th gear 31 and the 5th gear 30 engagements；The first pin hole 38 is provided on 6th gear, 31 end face；As shown in fig. 7,33 one end of the first pull rod is provided with the second pin hole 43； As shown in figure 5,19 one end of the first pin is inserted into the first pin hole 38, the other end is inserted into the second pin hole 43；As shown in fig. 7, first One end that pull rod 33 is not connect with the 6th gear 31 is equipped with the first link block 34, and the both ends of the first link block 34 have Three pin holes 45 and the 4th pin hole 44；As shown in figure 8,35 one end of the second pull rod is provided with the 6th axis hole 39, the other end is provided with the 5th pin Hole 40；The end face that the 6th axis hole 39 is provided on second pull rod 35 is provided with the first notch 46；The 5th pin is provided on second pull rod 35 The end face in hole 40 is provided with the second notch 47；As shown in figure 5, the first link block 34 is provided with one end of the 4th pin hole 44 by second Pin 20 is installed in the second notch 47 of the second pull rod 35；As shown in Figure 1, the second pull rod 35 is mounted on side plate by the 6th axis 17 Between A5 and side plate B6；As shown in figure 9, one end of third pull rod 36 is provided with the 6th pin hole 41, the other end is provided with the 7th pin hole 42； It is provided on third pull rod 36 on the end face of the 6th pin hole 41 and is provided with third notch 48；The 7th pin hole 42 is provided on third pull rod 36 End face on be provided with the 4th notch 49；As shown in figure 5, the one end for being provided with third pin hole 45 on the first link block 34 passes through third Pin 21 is installed in the third notch 48 of third pull rod 36.

As shown in Figure 19,20, above-mentioned moving jaw plate mechanism 62 includes moving jaw plate 63, the faces A 74, the faces B 75, the faces C 76, the faces D 77, E Face 78, the faces F 12, spike-tooth hole 71, cavity 72, the second gas port 68, the second link block 64, the 5th axis hole 65, third link block 66, 8th pin hole 67, spike-tooth 23, cone 73, piston plate 69, resetting spring 70 have wherein as shown in Figure 22,25 on moving jaw plate 63 The faces A 74, the faces B 75, the faces C 76, the faces D 77, the faces E 78 and 12 6, the faces F face；As shown in figure 23, it is provided with cavity 72 in moving jaw plate 63；Such as Shown in Figure 25, two rows of spike-tooth holes 71 are symmetrically provided on the faces A 74 of moving jaw plate 63, often there are four spike-tooth holes 71 by row；Such as Figure 23 institutes Show, each spike-tooth hole 71 is communicated with cavity 72；The second gas port 68, and the second gas port 68 are provided on the faces B 75 of moving jaw plate 63 It is communicated with cavity 72；As shown in figure 20, piston plate 69 is mounted in cavity 72；Between piston plate 69 and the faces B 75 of moving jaw plate 63 There are four resetting springs 70 for installation；70 one end of resetting spring is connect with piston plate 69, and the other end is connect with 72 inner wall of cavity；Such as figure Shown in 21,23 one end of spike-tooth is provided with cone 73；As shown in figure 20, spike-tooth 23 does not open one end of cone 73 across the fixation of spike-tooth hole 71 On piston plate 69；As shown in figure 22, the one end in the faces moving jaw plate 63B 75 is symmetrically installed there are two the second link block 64, There are one third link blocks 66 for other end installation；It is provided with the 5th axis hole 65 on second link block 64, is provided on third link block 66 8th pin hole 67.

As shown in Fig. 1,4, above-mentioned 5th axis 18 passes through the 5th axis hole 65 on two the second link blocks 64, the 5th 18 liang of axis End is connect with the side plate A5 of body fuselage 2 and side plate B6 respectively；Third link block 66 is mounted on third pull rod by the 4th pin 22 In the 4th notch 49 on 36；The second gas port 68 on moving jaw plate 63 passes through the first air guide on tracheae and arc pushing block 56 Hole 58 is connected；As shown in figure 8, the diameter of first gear 26 is equal with the diameter of second gear 27；The diameter of second gear 27 with The diameter of 5th gear 30 is equal；The diameter of third gear 29 is equal with the diameter of second gear 27；The diameter of 4th gear 28 Less than the diameter of second gear 27.

As shown in figure 8, the diameter of above-mentioned 4th gear 28 is 0.5 times of the diameter of second gear 27.

As shown in figure 8, above-mentioned 4th axis 16 is coordinated with the 6th gear 31 by bearing.

As shown in figure 17, above-mentioned third axis 15 is coordinated with the 5th gear 30 by bearing.

As shown in figure 20, above-mentioned resetting spring 70 is adjustable spring.

Arc locating piece 50 and arc pushing block 56 are located on same circular arc in the present invention, to ensure arc piston block 57 The movement of arc shaped slider 55 is pushed to more they tend to steady.

Arc plunger shaft 59 is inserted into 57 one end of arc piston block in the present invention, and the other end is connect with arc shaped slider 55, that The movement of arc piston block 57 drives arc shaped slider 55 to be slided in arc T-type sliding slot 51.

The effect of two groups of positioning pins 52 in the present invention is：Before the thrust of arc piston block 57 reaches certain limit, First group of positioning pin 52 can keep the 5th gear 30 to be meshed always with second gear 27；When the thrust of arc piston block 57 reaches To after certain limit, first group of positioning pin 52 is pressed into dowel hole 54, and the 5th gear 30 is as third axis 15 arcuately slide by T-type Slot 51 promptly moves between next group of positioning pin 52, is meshed with the 4th gear 28；In the process, third axis 15 is in arc Since effect of inertia will be limited by next group of positioning pin 52 under the action of shape piston block 57, to avoid the jaw in the present invention broken The broken idle phenomenon of equipment occurs.When material causes the thrust of arc piston block 57 to continue to increase the boundary for reaching new, the Second group of positioning pin 52 will be pressed into corresponding dowel hole 54 by three axis 15, crossed second group of positioning pin 52, broken away from the 4th tooth Wheel 28, moving jaw plate 63 is stopped；Realize the overload protection of whole equipment.

The effect of resetting spring 70 in the present invention is：When oppressing the power revocation of spike-tooth 23, resetting spring 70, which pushes, lives Seben 69 returns to initial position, makes to form vacuum in plunger shaft, at this point, atmospheric pressure acts on arc shaped slider 55, arc is pushed to live Chock 57 bounces back, and the 5th gear 30 is meshed as arc shaped slider 55 is withdrawn at second gear 27 and with second gear 27.

One end of spike-tooth 23 in the present invention has cone 73, to ensure 23 better broken material of spike-tooth.

The second gas port 68 on moving jaw plate 63 in the present invention passes through the first air guide on tracheae and arc pushing block 56 Hole 58 is connected, then when piston plate 69 is squeezed, the air in the cavity 72 of moving jaw plate 63 is pressed into arc by tracheae In the arc plunger shaft 59 of pushing block 56, arc piston block 57 pushes arc shaped slider 55, and arcuately T-type sliding slot 51 slides.

The circumcircle and the 6th gear 31 of the 5th gear 30 in the present invention are concentric, and the circumcircle of the 5th gear 30 is simultaneously Tangent effect is with second gear 27 and the 4th gear 28：Ensure the 5th gear 30 from second gear 27 to the 4th gear 28 Movement more they tends to steady.

The effect of diameter that the diameter of the 4th gear 28 in the present invention is less than second gear 27 is：The 4th gear 28 is set to reach To the purpose of deceleration torque.

Specific implementation mode：When motor 24 is started to work, motor 24 drives first gear 26 to rotate；26 band of first gear Dynamic second gear 27, third gear 29 and the rotation of the 4th gear 28；Second gear 27 drives the rotation of the 5th gear 30；5th gear 30 drive the rotation of the 6th gear 31；6th gear 31 drives by the first pull rod 33, the second pull rod 35 and third pull rod 36 and moves jaw Plate 63 is swung around the 5th axis 18；In general material shattering process, when the angle between moving jaw plate 63 and fixed jaw 8 becomes larger When, moving jaw plate 63 moves closer to fixed jaw 8；Moving jaw plate 63 and 8 pressing materials of fixed jaw, to keep material broken；When dynamic Angle between jaw 63 and fixed jaw 8 becomes hour, and moving jaw plate 63 is detached with fixed jaw 8, and the material being broken is fallen to Discharge port 10；When moving jaw plate 63 to fixed jaw 8 close to during encounter larger or harder material when, it is larger or compared with Hard material squeezes spike-tooth 23；Spike-tooth 23 pushes piston plate 69 to move；Piston plate 69 is the air in 63 cavity 72 of moving jaw plate It is pressed into the arc plunger shaft 59 in arc pushing block 56 by tracheae；The pressure-air being pressed into pushes arc piston block 57 to transport It is dynamic；Arc piston block 57 pushes arc shaped slider 55, and arcuately T-type sliding slot 51 slides；Drive of 5th gear 30 in arc shaped slider 55 Under, the 4th gear 28 is slided by second gear 27 and is meshed with the 4th gear 28；Due to the diameter of third gear 29 and The diameter of two gears 27 is equal, and the diameter of the 4th gear 28 is less than 27 diameter of second gear, therefore is realized on the 4th gear 28 Deceleration torque；Deceleration torque causes moving jaw plate 63 to enhance the extruding dynamics of larger or harder material by a series of transmission, To achieve the purpose that broken larger or harder material.

When moving jaw plate 63 encounters the higher material of hardness, material is pressed further by spike-tooth 23, and spike-tooth 23 further pushes Piston plate 69；The air of pressure bigger is pressed into arc plunger shaft 59, and arc piston block 57 continues to press on the drive of third axis 15 5th gear 30 is moved along arc T-type sliding slot 51；Second group of positioning pin 52 is pressed into dowel hole 54, and third axis 15 is crossed Second group of positioning pin 52, drives the 5th gear 30 to be detached from the 4th gear 28, and moving jaw plate 63 is stopped；So as to avoid due to work It overloads to damage caused by equipment.

When motor 24 is stopped, resetting spring 70 pushes piston plate 69 to return to initial position；Piston plate 69 drives nail Tooth 23 returns to initial position；Due to the reset of piston plate 69, cause 59 inner formation certain vacuum of arc plunger shaft；Atmospheric pressure pushes Arc shaped slider 55 returns to initial position, and arc shaped slider 55 drives the 5th gear 30 to return to initial position；Moving jaw plate 63 is drawn in third Under the drive of bar 36, initial position is returned to.

In conclusion beneficial effects of the present invention：Relative to the jaw crushing equipment of transmission, the 4th gear in the present invention 28 play the role of deceleration torque, are more prone to larger or harder the broken of material；When moving jaw plate 63 encounters bigger hardness Material when, the 5th gear 30 crosses the 4th gear 28, is not engaged with any gear, and moving jaw plate 63 is stopped, realize equipment Overload protection；So as to avoid the further damage of equipment, production cost is reduced.

Claims (5)

1. a kind of adjustable jaw crushing equipment, it is characterised in that：It includes rectangular pyramid funnel, body fuselage, feed inlet, discharging Mouth, motor axis hole, motor, pedestal, first axle, the second axis, the 4th axis, the 5th axis, the 6th axis, the 4th pin, first gear, second Gear, third gear, the 4th gear, drag link mechanism, gear mobile mechanism, moving jaw plate mechanism, wherein body fuselage is by top plate, bottom Plate, side plate A, side plate B, side plate C and fixed jaw composition；It is provided with the feed inlet of perforation on top plate, going out for perforation is provided on bottom plate Material mouth is provided with motor axis hole on side plate B；Rectangular pyramid funnel lower end is mounted on body fuselage, and rectangular pyramid funnel and feed inlet Cooperation；First base is mounted on side plate B；Motor is mounted in first base, and motor shaft passes through motor axis hole；First gear It is fitted on motor shaft by key；Second gear is mounted on by first axle between side plate A and side plate B, and second gear It is meshed with first gear；Third gear and the 4th gear are coaxial, and third gear and the 4th gear are mounted on side by the second axis Between plate A and side plate B；Third gear is meshed with first gear；Gear mobile mechanism is mounted on the side plate B of body fuselage, And gear mobile mechanism matches with second gear and the 4th gear；Drag link mechanism is mounted on side plate by the 4th axis and the 6th axis Between A and side plate B, and drag link mechanism is matched with gear mobile mechanism；Moving jaw plate mechanism one end is mounted on side by the 5th axis Between plate A and side plate B, the other end is connect by the 4th pin with drag link mechanism；Moving jaw plate mechanism is matched with fixed jaw；

Said gear mobile mechanism includes the 5th gear, third axis hole, third axis, arc shaped slider, arc locating piece, arc T-type Sliding slot, positioning pin, retaining spring, dowel hole, arc piston block, arc pushing block, the first gas port, arc plunger shaft, Middle arc locating piece and arc pushing block are mounted on side plate B, and arc locating piece and arc pushing block are located on same circular arc； Arc plunger shaft is provided in arc pushing block, the bottom of arc plunger shaft is provided with the first gas port, and the first gas port and arc Plunger shaft communicates；Arc T-type sliding slot is provided on arc locating piece；Arc shaped slider with arc T-type sliding slot by being slidably installed； Third axis one end is mounted on arc shaped slider, and the periphery of third axis is matched with two intrados of arc T-type sliding slot；Arc On shape T-type sliding slot be provided with two groups of dowel holes on the matched intrados of periphery of third axis, and two groups of dowel holes point It is not matched with first axle and the second axis；Four dowel holes in every group Relative distribution two-by-two；Pacify in each dowel hole There are one positioning pins for dress；Retaining spring is located at the bottom of dowel hole, and one end is connect with dowel hole bottom, the other end and positioning Pin connection；Each positioning pin coordinates with third axis periphery；5th gear is mounted on third axis by third axis hole thereon One end；5th gear is matched with second gear and the 4th gear, meanwhile, the 5th gear is matched with drag link mechanism；Arc is lived Arc plunger shaft is inserted into chock one end, and the other end is connect with arc shaped slider；

Above-mentioned drag link mechanism includes the 6th gear, the 4th axis hole, the first pin hole, the first pin, the first pull rod, the second pin hole, first Link block, third pin hole, the 4th pin hole, the second pull rod, the 5th pin hole, the 6th axis hole, the first notch, the second notch, third are drawn Bar, the 6th pin hole, the 7th pin hole, third notch, the 4th notch, the second pin, third pin, wherein being opened at the 6th gear face center There is the 4th axis hole, the 6th gear is mounted on by the 4th axis on side plate B, and the 6th gear is engaged with the 5th gear；6th gear The first pin hole is provided on end face；First pull rod one end is provided with the second pin hole；First pin one end is inserted into the first pin hole, and the other end is inserted Enter in the second pin hole；One end that first pull rod is not connect with the 6th gear is equipped with the first link block, the both ends of the first link block Have third pin hole and the 4th pin hole；Second pull rod one end is provided with the 6th axis hole, and the other end is provided with the 5th pin hole；Second draws The end face that the 6th axis hole is provided on bar is provided with the first notch；The end face that the 5th pin hole is provided on second pull rod is provided with second and cuts Mouthful；One end that first link block is provided with the 4th pin hole is installed on by the second pin in the second notch of the second pull rod；Second pull rod It is mounted between side plate A and side plate B by the 6th axis；One end of third pull rod is provided with the 6th pin hole, and the other end is provided with the 7th pin Hole；It is provided on third pull rod on the end face of the 6th pin hole and is provided with third notch；One end of the 7th pin hole is provided on third pull rod The 4th notch is provided on face；One end that third pin hole is provided on first link block is installed on the third of third pull rod by third pin In notch；

Above-mentioned moving jaw plate mechanism include moving jaw plate, the faces A, the faces B, the faces C, the faces D, the faces E, the faces F, spike-tooth hole, cavity, the second gas port, Second link block, the 5th axis hole, third link block, the 8th pin hole, spike-tooth, cone, piston plate, resetting spring, wherein moving jaw plate It is upper that there is the faces A, the faces B, the faces C, the faces D, the faces E and six, the faces F face, it is provided with cavity in moving jaw plate；It is symmetrically provided on the faces A of moving jaw plate Two rows of spike-tooth holes, often there are four spike-tooth holes by row；Each spike-tooth hole is communicated with cavity；It is provided with the second gas port on the faces B of moving jaw plate, And second gas port communicated with cavity；Piston plate is installed in the cavities；There are four multiple for installation between piston plate and the faces B of moving jaw plate Position spring；Resetting spring one end is connect with piston plate, and the other end is connect with cavity inner wall；Spike-tooth one end is provided with cone；Spike-tooth is not The one end for opening cone is fixedly mounted on across spike-tooth hole on piston plate；It symmetrically installs there are two second the one end in the faces moving jaw plate B Link block, there are one third link blocks for other end installation；It is provided with the 5th axis hole on second link block, is provided on third link block Eight pin holes；

Above-mentioned 5th axis passes through the 5th axis hole on two the second link blocks, the 5th axis both ends respectively with the side plate A of body fuselage It is connected with side plate B；Third link block is mounted on by the 4th pin in the 4th notch on third pull rod；Second on moving jaw plate leads Stomata is connected by tracheae with the first gas port on arc pushing block；The diameter phase of the diameter of first gear and second gear Deng；The diameter of second gear is equal with the diameter of the 5th gear；The diameter of third gear is equal with the diameter of second gear；4th The diameter of gear is less than the diameter of second gear.

2. a kind of adjustable jaw crushing equipment according to claim 1, it is characterised in that：Above-mentioned 4th gear Diameter is 0.5 times of the diameter of second gear.

3. a kind of adjustable jaw crushing equipment according to claim 1, it is characterised in that：Above-mentioned 4th axis and the 6th tooth Wheel is coordinated by bearing.

4. a kind of adjustable jaw crushing equipment according to claim 1, it is characterised in that：Above-mentioned third axis and the 5th tooth Wheel is coordinated by bearing.

5. a kind of adjustable jaw crushing equipment according to claim 1, it is characterised in that：Above-mentioned resetting spring is flexible Spring.