CN209752969U

CN209752969U - Jaw crusher

Info

Publication number: CN209752969U
Application number: CN201920051330.1U
Authority: CN
Inventors: 朱良良; 周凤英; 周佳
Original assignee: Qingdao Haijian New Type Building Materials Co Ltd
Current assignee: Qingdao Haijian New Type Building Materials Co Ltd
Priority date: 2019-01-11
Filing date: 2019-01-11
Publication date: 2019-12-10
Anticipated expiration: 2029-01-11

Abstract

The utility model relates to a jaw crusher, including base and rigid coupling both sides board on the base, be provided with between the board of both sides and decide the jaw and move the jaw, the upper end of deciding the jaw is rotated and is connected in the board of both sides, the both sides board corresponds the equal level in position of deciding the jaw both sides and has seted up the spout, all slide in the spout and be connected with the slider, one side that the slider is close to each other all is provided with the traveller, the both sides of deciding the jaw all have been seted up along the length direction who decides the jaw both sides, the traveller all slides and connects in the elongated slot, all rotate in the spout and be connected with the screw rod the same with spout length direction, the equal threaded connection of slider is in the screw rod, two the one end of screw rod still is provided with. The utility model discloses have and conveniently adjust broken clearance, can be when the discharge gate blocks up, convenient take out the plug to can extrude the effect of broken great material of grain diameter scope.

Description

jaw crusher

Technical Field

The utility model belongs to the technical field of crushing equipment's technique and specifically relates to a jaw crusher is related to.

Background

Jaw crushers are commonly called as jaw crushers and are also called as tiger mouths. The crushing cavity is composed of two jaw plates of a movable jaw and a fixed jaw, and the two jaws of an animal are simulated to move so as to finish the crushing operation of materials. The crusher is widely applied to crushing of various ores and large materials in the industries of mine smelting, building materials, highways, railways, water conservancy, chemical engineering and the like. The jaw crusher is mainly composed of a frame, an eccentric shaft, a large belt pulley, a flywheel, a movable jaw, a side guard plate, a toggle plate rear seat, a gap adjusting screw rod, a return spring, a fixed jaw, a movable jaw and the like, wherein the toggle plate also plays a role in safety. The jaw crusher adopts a bending extrusion mode, a motor drives a belt and a belt pulley, the movable jaw moves up and down through an eccentric shaft, and an included angle between a toggle plate and the movable jaw is increased when the movable jaw rises, so that the movable jaw is pushed to approach a fixed jaw, and meanwhile, materials are extruded, rubbed, ground and the like to be crushed; when the movable jaw moves downwards, the included angle between the toggle plate and the movable jaw is reduced, the movable jaw leaves the fixed jaw under the action of the pull rod and the spring, at the moment, the crushed material is discharged from the lower opening of the crushing cavity, and the movable jaw of the crusher continuously rotates along with the motor to perform periodic crushing and discharging, so that batch production is realized.

The existing referenceable authorization publication numbers are: CN206642790U, which is a chinese utility model patent, discloses a jaw crusher, comprising a frame, a motor, a belt pulley, an eccentric shaft, a bearing, a movable jaw set, a fixed jaw set, a toggle plate, an adjusting seat, a spray pipe, a saw blade and a saw blade bolt; the water spray pipes are respectively vertically arranged on the inner plate surfaces of the side plates at the two sides of the rack between the movable jaw plate and the fixed jaw plate; each spray pipe is provided with a row of first spray holes facing the movable jaw plate and a row of second spray holes facing the fixed jaw plate; a first clamping groove corresponding to the saw blade is formed in the movable jaw at the interval between the movable jaw plates; a second clamping groove corresponding to the saw blade is formed in the fixed jaw at the interval between the fixed jaw plates; the saw teeth of the first saw blade protrude out of the plate surface of the movable jaw plate; the sawteeth of the second saw blade protrude out of the plate surface of the fixed jaw plate. The utility model discloses can improve crushing efficiency, reduce the jaw board and generate heat and warp and reduce the material and return material from the feed inlet.

The above prior art solutions have the following drawbacks: according to the technical scheme, the distance between the movable jaw plate and the static jaw plate of the pipe can not be effectively adjusted, namely the static jaw plate is fixed in position, the movable jaw plate reciprocates left and right, the crushing degree of materials is single after crushing, and once the bottom discharge port is blocked, the continuous operation of crushing operation is influenced, the movable jaw plate needs to be disassembled, the distance between the movable jaw plate and the static jaw plate is enlarged, the blocked materials are taken out, the operation can be continued after the materials are assembled, the maintenance cost is high, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a jaw breaker has and can conveniently adjust broken clearance, can be when the discharge gate blocks up, convenient take out the plug to can extrude broken out the great material of particle diameter scope.

The above object of the present invention is achieved by the following technical solutions:

The utility model provides a jaw crusher, includes base and the both sides board of rigid coupling on the base, is provided with between the board of both sides and decides the jaw and moves the jaw, the upper end of deciding the jaw is rotated and is connected in the board of both sides, the equal level in position of both sides board correspondence deciding the jaw both sides has seted up the spout, all slide in the spout and be connected with the slider, one side that the slider is close to each other all is provided with the traveller, the both sides of deciding the jaw all have seted up the elongated slot along the length direction who decides the jaw both sides, the traveller all slides and connects in the elongated slot, all rotate in the spout and be connected with the screw rod the same with spout length direction, the equal threaded connection of slider is in the screw rod, two the one end of screw.

By adopting the technical scheme, during operation, the two screw rods are driven by the driving mechanism to rotate in the sliding grooves in the original position, so that the two sliding blocks can be driven to synchronously move along the length directions of the two sliding grooves, the two sliding columns are driven to slide along the long grooves on the two sides of the fixed jaw, the lower end of the fixed jaw can be driven to move towards the direction close to or far away from the movable jaw, the gap adjustment of the discharge port at the lower ends of the fixed jaw and the movable jaw is finished, the plug of the discharge port can be conveniently taken out, and the material with a large particle size range can be extruded.

The utility model discloses further set up to: the one end rigid coupling of both sides board has the back plate, actuating mechanism is including rotating the transmission shaft that connects in back plate and level setting, two screw rods of transmission shaft perpendicular to, and the equal rigid coupling in both ends of transmission shaft has drive bevel gear, the equal rigid coupling in one end of screw rod has the driven bevel gear who meshes in drive bevel gear, one side of transmission shaft sets up can drive transmission shaft pivoted drive arrangement.

Through adopting above-mentioned technical scheme, drive arrangement drives the transmission shaft and rotates, can drive two drive bevel gears and rotate to two driven bevel gear that can drive rotate, and then can drive two screw rods and rotate, can drive two slider motions, thereby realize deciding the rotation of jaw, the transmission is steady, convenient to use.

The utility model discloses further set up to: the driving device comprises a driving shaft which is rotatably connected to the rear plate, the driving shaft is perpendicular to the transmission shaft, one end of the driving shaft is fixedly connected to the first bevel gear, the middle of the transmission shaft is fixedly connected with a second bevel gear meshed with the first bevel gear, and the other end of the driving shaft is further fixedly connected with a hand wheel.

Through adopting above-mentioned technical scheme, it can drive the drive shaft rotation to rotate the hand wheel to drive first bevel gear and rotate, thereby can drive second bevel gear and rotate, thereby drive the transmission shaft and rotate and to drive two screw rods and rotate, convenient to use, easy operation, convenient to use.

The utility model discloses further set up to: one a strip-shaped groove communicated with the sliding groove is formed in the position, corresponding to the sliding groove, of the side plate, an indicating strip capable of being inserted into the strip-shaped groove is fixedly connected to one end, far away from the sliding column, of the sliding block, and a graduated scale is arranged in the position, corresponding to the upper side of the strip-shaped groove, of the side plate along the length direction of the strip-shaped groove.

Through adopting above-mentioned technical scheme, the displacement distance of the observation that can be clear to the slider through the scale that adopts and the instruction strip in the bar inslot mutually support to the understanding that can be clear decide the jaw with move the size of the lower extreme discharge gate of jaw, be convenient for adjust.

The utility model discloses further set up to: the sliding column is rotatably connected to the sliding block.

By adopting the technical scheme, the adopted sliding column is rotationally connected to the sliding block, so that sliding friction between the sliding column and the long groove can be converted into rolling friction, friction force is reduced, and the service life is prolonged.

The utility model discloses further set up to: two the upside of curb plate is provided with vertical blanking section of thick bamboo, vertical blanking section of thick bamboo one side rigid coupling has the bottom surface and tends vertical blanking section of thick bamboo direction slope setting and with the lower silo of vertical blanking section of thick bamboo intercommunication.

Through adopting above-mentioned technical scheme, the whereabouts of material can be convenient for through the lower silo and the vertical blanking section of thick bamboo of adoption mutually supporting, and can avoid moving the jaw and decide the crushed aggregates between the jaw and splash, protect the staff.

The utility model discloses further set up to: the feeding opening is formed in one side, close to the discharging groove, of the vertical discharging barrel, and the upper side of the vertical discharging barrel is rotatably connected with a baffle capable of shielding the feeding opening in a normal state.

Through adopting above-mentioned technical scheme, under the normality, the pan feeding mouth will be sheltered from automatically to the baffle is because gravity to further reduction smoke and dust and clastic splash, and when the material fell to the pan feeding mouth from the silo down, slided in the silo down along with the material, and the material will be because gravity breaks away the baffle, thereby realizes the whereabouts of material, convenient to use.

The utility model discloses further set up to: one side of the vertical charging barrel is hinged to the side plate, and the other side of the vertical charging barrel is connected to the side plate in a buckling mode.

Through adopting above-mentioned technical scheme, when needs are clean or overhaul and move the jaw or decide the jaw, can be convenient open vertical feed cylinder, overhaul convenient to use.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the device works, the two screws are driven by the driving mechanism to rotate in situ in the sliding grooves, so that the two sliding blocks can be driven to synchronously move along the length directions of the two sliding grooves, the two sliding columns are driven to slide along the long grooves on the two sides of the fixed jaw, and the lower end of the fixed jaw can be driven to move towards the direction close to or far away from the movable jaw, so that the gap adjustment of the discharge port at the lower end of the fixed jaw and the movable jaw is completed, the blockage at the discharge port can be conveniently taken out, and the material with a large particle size range can be extruded;

2. The driving device drives the transmission shaft to rotate, can drive the two driving bevel gears to rotate, so that the two driven bevel gears can be driven to rotate, and further can drive the two screw rods to rotate, and the two sliding blocks can be driven to move, so that the fixed jaw can rotate, the transmission is stable, and the use is convenient;

3. The rotating hand wheel can drive the driving shaft to rotate, so that the first bevel gear is driven to rotate, the second bevel gear is driven to rotate, the transmission shaft is driven to rotate, the two screw rods can be driven to rotate, and the rotating hand wheel is convenient to use, simple to operate and convenient to use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the movable jaw assembly of the present invention.

Fig. 3 is a schematic view of the driving structure of the present invention.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 1.

In the figure, 1, a frame; 11. a base; 12. a side plate; 121. a chute; 122. a slider; 1221. an indicator strip; 123. a traveler; 124. a strip-shaped groove; 125. a graduated scale; 126. a screw; 1261. a driven bevel gear; 13. a servo motor; 131. a drive pulley; 14. a transmission belt; 15. a drive mechanism; 151. a drive shaft; 152. a drive bevel gear; 153. a drive shaft; 154. a first bevel gear; 155. a second bevel gear; 156. a hand wheel; 16. a back plate; 161. a bearing plate; 162. a support plate; 2. a movable jaw assembly; 21. an eccentric shaft; 211. a belt pulley; 22. moving the jaw; 23. an adjusting seat; 231. a vertical plate; 24. a toggle plate; 25. a pull rod; 251. a spring; 252. a baffle ring; 3. a jaw assembly; 31. fixing a jaw; 311. a long groove; 4. a blanking assembly; 41. vertically discharging the material barrel; 411. a feeding port; 42. a discharging groove; 421. and a baffle plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a jaw crusher, including frame 1, frame 1 includes base 11 and rigid coupling in the both sides board 12 of 11 upsides of base, is provided with between board 12 of both sides and moves jaw subassembly 2 and decide jaw subassembly 3, and the upside of board 12 of both sides still is provided with unloading subassembly 4.

the movable jaw assembly 2 includes an eccentric shaft 21 horizontally disposed and rotatably connected to the upper sides of the two side plates 12, a movable jaw 22 rotatably connected to the eccentric shaft 21, an adjusting seat 23 disposed on one side of the movable jaw 22 away from the fixed jaw assembly 3 and fixedly connected to the two side plates 12, a toggle plate 24 having two ends respectively hinged to the adjusting seat 23 and one side of the movable jaw 22 away from the fixed jaw 31, and a pull rod 25 having an end movably connected to one side of the movable jaw 22 away from the fixed jaw 31, a vertical plate 231 is fixedly connected to the upper side of the adjusting seat 23, a spring 251 is sleeved on the vertical plate 231 and one end of the pull rod 25 away from the fixed jaw 31, a stop ring 252 is fixedly connected to one end of the pull rod 25 extending out of the vertical plate 231, one end of the spring 251 abuts against the vertical plate 231 and the other end abuts against the stop ring 252, and in a normal state. One end of the eccentric shaft 21 extends out of the side plate 12 and is fixedly connected with a belt pulley 211, one side of the base 11 is also fixedly connected with a servo motor 13, an output shaft of the servo motor 13 is fixedly connected with a driving belt pulley 131, and the driving belt pulley 131 and the belt pulley 211 are sleeved with a transmission belt 14. During operation, servo motor 13 drives drive pulley 131 and rotates, can drive pulley 211 through drive belt 14 and rotate, and pulley 211 drives eccentric shaft 21 and rotates, and eccentric shaft 21 drives movable jaw 22 and swings, and movable jaw 22 upper end is around the circumference swing, mainly extrudeing the material, and movable jaw 22 lower extreme uses the arc luffing motion of bracket 24 as the radius, mainly grinds the material. The spring 251 can provide certain elastic force to the movable jaw 22 through the pull rod 25, so that the inertia power of the movable jaw 22 group is improved, and the grinding efficiency is improved. The tie rod 25 can also serve as a backup connection after the toggle 24 has been broken, improving safety.

Referring to fig. 2 and 3, the fixed jaw assembly 3 includes a fixed jaw 31 having an upper end rotatably connected to the two side plates 12, sliding grooves 121 are horizontally formed at positions on two sides of the fixed jaw 31 corresponding to the side plates 12, sliding blocks 122 are slidably connected in the sliding grooves 121, sliding posts 123 having horizontal axes are rotatably connected to sides of the sliding blocks 122 close to each other, long grooves 311 are formed in two sides of the fixed jaw 31 along a length direction of the two sides of the fixed jaw 31, the sliding posts 123 on the two sides can be inserted into the corresponding long grooves 311, the peripheral surface of the sliding column 123 can abut against the side surface of the long groove 311, a strip-shaped groove 124 (see fig. 4) is further formed in the position, corresponding to the sliding groove 121, of the side plate 12 along the length direction of the sliding groove 121, the strip-shaped groove 124 is communicated with the sliding groove 121, an indicating strip 1221 capable of being inserted into the strip-shaped groove 124 is further fixedly connected to one side, away from the sliding column 123, of the sliding block 122, and a graduated scale 125 is further fixedly connected to the position, corresponding to the upper side of the strip-shaped groove 124, of the side plate 12 along the. The two sliding grooves 121 are rotatably connected with screw rods 126 which are the same as the strip-shaped grooves 124 in the length direction, the two sliding blocks 122 are in threaded connection with the screw rods 126, and one ends of the two screw rods 126 are provided with driving mechanisms 15 capable of driving the two screw rods 126 to rotate synchronously. During operation, the driving mechanism 15 drives the two screws 126 to rotate in situ in the sliding slots 121, so as to drive the two sliders 122 to move synchronously along the length direction of the two sliding slots 121, so as to drive the two sliding columns 123 to slide along the elongated slots 311 on the two sides of the fixed jaw 31, so as to drive the lower end of the fixed jaw 31 to move towards the direction close to the movable jaw 22 or away from the movable jaw 22, thereby completing the adjustment of the gap between the fixed jaw 31 and the discharge port at the lower end of the movable jaw 22, and the moving distance of the sliders 122 can be clearly observed through the mutual matching of the adopted graduated scale 125 and the indication bar 1221 in the bar-shaped slot 124, so as to clearly know the size of the discharge port at the lower end of the fixed jaw 31 and the movable.

The two side plates 12 are fixedly connected with a back plate 16 corresponding to one side of the fixed jaw 31 away from the movable jaw 22, the back plate 16 is fixedly connected with two bearing plates 161, the driving mechanism 15 comprises a transmission shaft 151 rotatably connected with the two bearing plates 161, the transmission shaft 151 is horizontally arranged, the axis direction of the transmission shaft 151 is perpendicular to the axis direction of the two screw rods 126, two ends of the transmission shaft 151 are also fixedly connected with driving bevel gears 152, one ends of the two screw rods 126 extend out of the side plates 12 and are fixedly connected with driven bevel gears 1261 meshed with the driving bevel gears 152, and one side of the transmission shaft 151 is provided with a driving device capable of driving the transmission shaft 151 to rotate. A supporting plate 162 is further fixedly connected to one side of the two bearing plates 161 away from the back plate 16, the driving device includes a driving shaft 153 rotatably connected to the supporting plate 162, an axis of the driving shaft 153 is perpendicular to the transmission shaft 151, a first bevel gear 154 is fixedly connected to one end of the driving shaft 153 close to the transmission shaft 151, a second bevel gear 155 meshed with the first bevel gear 154 is further fixedly connected to a position of the transmission shaft 151 corresponding to the driving shaft 153, and a hand wheel 156 is further fixedly connected to one end of the first bevel gear 154 away from the driving shaft 153. In operation, the hand wheel 156 is rotated to drive the driving shaft 153 to rotate, so as to drive the first bevel gear 154 to rotate, and thus the transmission shaft 151 can be driven to rotate by rotating the second bevel gear 155, and further the two screw rods 126 can be driven to rotate by the two driving bevel gears 152.

Unloading subassembly 4 is including setting up in the vertical doffer 41 of the both sides board 12 upside, one side hasp of vertical blanking bucket is connected in curb plate 12, and the opposite side hasp of vertical doffer 41 is connected in curb plate 12, pan feeding mouth 411 has still been seted up to upper end one side of vertical doffer 41, the position rigid coupling that vertical doffer 41 corresponds pan feeding mouth 411 has the bottom surface to tend towards the lower chute 42 of pan feeding mouth 411 orientation downward sloping, the position that vertical doffer 41 upside corresponds pan feeding mouth 411 still rotates and is connected with the baffle 421 that can shelter from pan feeding mouth 411 under the normality. Under the normality, baffle 421 will shelter from the pan feeding mouth 411 of vertical feed cylinder 41 automatically because of gravity to further reduction smoke and dust and clastic splash, and when the material falls to pan feeding mouth 411 from feed chute 42, slide in feed chute 42 along with the material, the material will be because gravity rushes open baffle 421, thereby realize the whereabouts of material, in addition, when needs are clean or are overhauld and move jaw 22 or decide jaw 31, vertical feed cylinder 41 that falls that can be convenient opens, overhaul, high durability and convenient use.

the implementation principle of the embodiment is as follows: when the device is used, the hand wheel 156 is rotated to drive the driving shaft 153 to rotate, the first bevel gear 154 can be driven to rotate, the transmission shaft 151 can be driven to rotate through the second bevel gear 155, the two screw rods 126 can be driven to rotate in situ through the two driving bevel gears 152, the two sliding blocks 122 can be driven to synchronously move along the length directions of the two sliding grooves 121, the two sliding columns 123 are driven to slide along the long grooves 311 on the two sides of the fixed jaw 31, the lower end of the fixed jaw 31 can be driven to move towards the direction close to the movable jaw 22 or away from the movable jaw 22, the gap adjustment of the discharge port at the lower ends of the fixed jaw 31 and the movable jaw 22 is completed, the blockage at the discharge port can be conveniently taken out.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A jaw crusher, characterized by: the movable jaw type electric wrench is characterized by comprising a base (11) and two side plates (12) fixedly connected to the base (11), a fixed jaw (31) and a movable jaw (22) are arranged between the two side plates (12), the upper end of the fixed jaw (31) is rotatably connected to the two side plates (12), the two side plates (12) are horizontally provided with sliding grooves (121) corresponding to the two sides of the fixed jaw (31), sliding blocks (122) are slidably connected into the sliding grooves (121), sliding columns (123) are arranged on one sides, close to each other, of the sliding blocks (122), long grooves (311) are formed in the two sides of the fixed jaw (31) along the length direction of the two sides of the fixed jaw (31), the sliding columns (123) are slidably connected into the long grooves (311), threaded rods (126) identical to the length direction of the sliding grooves (121) are rotatably connected into the sliding grooves (121), the sliding blocks (122) are in threaded connection with the threaded rods (126), and a driving mechanism (15) capable of driving the two threaded rods (126) to ).

2. A jaw crusher as claimed in claim 1, wherein: the one end rigid coupling of both sides board (12) has back plate (16), actuating mechanism (15) are including rotating transmission shaft (151) of connecting in back plate (16) and level setting, two screw rods (126) of transmission shaft (151) perpendicular to, and the equal rigid coupling in both ends of transmission shaft (151) has drive bevel gear (152), the equal rigid coupling in one end of screw rod (126) has driven bevel gear (1261) that mesh in drive bevel gear (152), one side of transmission shaft (151) sets up can drive transmission shaft (151) pivoted drive arrangement.

3. A jaw crusher as claimed in claim 2, wherein: the driving device comprises a driving shaft (153) which is rotatably connected to the rear plate (16), the driving shaft (153) is perpendicular to the transmission shaft (151), one end of the driving shaft (153) is fixedly connected to the first bevel gear (154), the middle of the transmission shaft (151) is fixedly connected with a second bevel gear (155) which is meshed with the first bevel gear (154), and the other end of the driving shaft (153) is further fixedly connected with a hand wheel (156).

4. A jaw crusher as claimed in claim 1, wherein: one the position that curb plate (12) correspond spout (121) is seted up with strip groove (124) of spout (121) intercommunication, the equal rigid coupling of one end that traveller (123) were kept away from in slider (122) is equipped with and inserts instruction strip (1221) of locating in strip groove (124), the position that curb plate (12) correspond strip groove (124) upside all is provided with scale (125) along the length direction of strip groove (124).

5. A jaw crusher as claimed in claim 1, wherein: the sliding column (123) is rotatably connected to the sliding block (122).

6. A jaw crusher as claimed in claim 1, wherein: two the upside of curb plate (12) is provided with vertical blanking barrel (41), vertical blanking barrel (41) one side rigid coupling has bottom surface and tends vertical blanking barrel (41) direction slope setting and with lower silo (42) of vertical blanking barrel (41) intercommunication.

7. A jaw crusher as claimed in claim 6, in which: a feeding opening (411) is formed in one side, close to the discharging groove (42), of the vertical discharging barrel (41), and a baffle (421) capable of shielding the feeding opening (411) in a normal state is rotatably connected to the upper side of the vertical discharging barrel (41).

8. A jaw crusher as claimed in claim 6, in which: one side of the vertical charging chute (41) is hinged to the side plate (12), and the other side of the vertical charging chute is connected to the side plate (12) in a snap-fit manner.