CN103381377A - Jaw crusher discharge gate adjustment mechanism - Google Patents
Jaw crusher discharge gate adjustment mechanism Download PDFInfo
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- CN103381377A CN103381377A CN2012101311121A CN201210131112A CN103381377A CN 103381377 A CN103381377 A CN 103381377A CN 2012101311121 A CN2012101311121 A CN 2012101311121A CN 201210131112 A CN201210131112 A CN 201210131112A CN 103381377 A CN103381377 A CN 103381377A
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- discharge gate
- jaw crusher
- adjustment
- adjusting
- crusher discharge
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Abstract
The invention discloses a jaw crusher discharge gate adjustment mechanism. The jaw crusher discharge gate adjustment mechanism comprises two wedges and two adjustment devices. The cross section of each one of the wedges is a right triangle having an angle less than 10 degrees and an angle greater than 5 degree. The wedges are arranged in a way that inclined planes of the wedges are opposite. Each one of the adjustment devices comprises an outer-thread adjustment screw, an inner-thread adjustment screw and a fixed adjustment base. The fixed adjustment base is rotatingly connected to an inner-thread adjustment nut by a bear. The inclined planes which have an inclined degree less than 10 and produce the minimum frictional force are adopted so that movement is convenient and easy and manual operation is realized. The inclined planes realize adjustment of the maximum-size discharge gate, have self-locking effects on the wedges, and guarantee a small force in an opposite sliding direction. The adjustment devices are suitable for a special and hostile use environment of a crusher. Two ends of the bear embedded into the fixed adjustment base are provided with dust caps and check rings so that the rotation mechanism is further protected. Through the screws, discharge gate adjustment is more convenient, fast and easy.
Description
Technical field
The invention belongs to mining machinery and make the field, especially belong to jaw crusher and manufacture and design the field, particularly utilize the jaw crusher of adjustment of wedge discharge gate.
Background technology
The jaw crusher discharge gate is regulated the normal lift block formula that adopts and is regulated.The implementation of lift block formula is: lift block is designed to rigging-angle cone desk-top, relative right angle face and the inclined-plane of processing frustum, the one side at right angle contacts with the casing rear retaining surfac, and oblique one side is fitted with the adjusting seat ramp, add man-hour, guarantee that adjusting seat inclined-plane and oblique angle, lift block inclined-plane equate.The screw mandrel of one long T-shaped screw thread is housed on lift block, an end is contained on lift block, the other end passes the through hole in backstop, screws nut, makes nut surface and fits above backboard.When needs are adjusted the size of machine discharge gate, turn-knob backstop top nut moves up and down lift block, by the difference of frustum upper and lower end size on the vertical orbital plane of backstop, adjusting seat is moved forward and backward, thereby reach the purpose of adjusting machine discharge gate size.
The weak point of this method is: the gradient below voussoir is large, is generally 20 °, and the stud on lift block is stressed large, easily fracture; Because of the height of the lift block height design according to the backstop of machine casing, and the casing backstop of general machine can be very not high, and institute is so that its adjustable range is little, and strengthened the physical dimension of machine, the weight of the complete machine that increased weight on the machine length direction; Generally can take two or more lift blocks to regulate according to the difference of machine-wide, make like this it when regulating, lift block is asynchronous with contacting of adjusting seat, thereby make the vertical plane of adjusting seat and casing backstop not parallel, may cause adjusting seat and single lift block to interact, cause adjusting seat to rupture greatly because being subject to the lift block shearing force.
Chinese patent 201120115597.6 grades disclose a kind of dual-wedge adjustment structure, but what it adopted is that hydraulic jack is regulated, purpose wherein comprises in order to overcome voussoir regulates the larger problem of mobile strength, and the use of hydraulic test has not only increased the integral device cost, its design is also more complicated, under the abominable environment for use condition of disintegrating machine, hydraulic test also very easily damages simultaneously.
Summary of the invention
The present invention discloses a kind of jaw crusher discharge gate according to the deficiencies in the prior art and has adjusted structure.The problem to be solved in the present invention be to provide a kind of can by manually, can facilitate and easily carry out the adjustment of jaw crusher discharge gate, easy to use, the jaw crusher discharge gate adjustment structure that cost is lower.
The jaw crusher discharge gate is adjusted structure, comprises voussoir and adjusting device, it is characterized in that: the rectangular triangle in described voussoir cross section, and the angle of right angled triangle one acute angle is less than 10 degree, greater than 5 degree, and the opposite side of acute angle and the adjusting screw(rod) of adjusting device are hinged.
The angle of preferred right angled triangle acute angle is 9 degree.
Above-mentioned voussoir and adjusting device have two groups, and the inclined-plane of two groups of voussoirs is oppositely arranged.
After above-mentioned voussoir is positioned at casing, " " the shape groove, " " in the shape groove, there are respectively two rail blocks on both sides to U to U to shelves.
Above-mentioned each rail block end limited location shelves.
Internal thread adjusting nut and the secured adjusted seat of silk adjusting screw(rod) outside further adjusting device comprises outer silk adjusting screw(rod), mates with outer silk adjusting screw(rod) and regulates by rotation, the secured adjusted seat rotates with the internal thread adjusting nut by bearing and connects.
There is projection above-mentioned adjusting device secured adjusted seat inboard, and bearing has two pairs to lay respectively at protruding both sides; Wherein the shelves margin position of the opposite side of a supplementary bearing and adjusting nut end is fixed, and the opposite side of another supplementary bearing and ring washer are spacing to be fixed.
Above-mentioned adjusting device secured adjusted seat one end has dust cap.
Above-mentioned adjusting device adjusting nut is connected with the retaining sleeve pipe by split pin.
Jaw crusher and discharge gate thereof are adjusted structure and are also comprised conventional structure or the devices such as casing, moving jaw, bracket, toggle plate box, toggle plate box groove, adjustment block.
Voussoir of the present invention adopts steel forgings, processes after modified, and hardness is higher, wear-resisting.The connecting hole of the one hinged pivot pin of end and the straight trough that is connected and installed adjusting device.The rectangular triangle of voussoir, one of them acute angle is less than 10 degree, greater than 5 degree.Minimum less than frictional force between two voussoir inclined-planes of 10 degree, conveniently moving is easy, can realize manual purpose; Can realize again simultaneously maximum sized jaw crusher discharge gate adjusting; Preferred acute angle is 9 degree, and this angle equals the angle of friction of steel and steel substantially, forms self-locking, and is stressed very little on the adjusting screw mandrel, light during adjusting.
Adjusting device of the present invention adopt sleeve internal thread adjusting nut and outer adjusting screw(rod) and with the internal thread adjusting nut by bearing and secured adjusted seat combining structure; its design has adapted to the special abominable environment for use of disintegrating machine, and the bearing two ends that embed at the secured adjusted seat arrange the further better low rotational structure of having protected of dust cap and ring washer.
There is one " U " shape groove in jaw crushing box body backstop of the present invention cross section, top and bottom, both sides in " U " shape groove are processed, four rail blocks after processing are arranged on upper and lower surface in casing backstop " U " shape groove, make in the backstop chamber and form two orbital planes up and down.Voussoir is two, and voussoir is at right angles leg-of-mutton, and voussoir two inclined-plane subtends are installed, and laterally is arranged on the orbital plane in casing backstop chamber, and one faces directly and the backstop applying, and another is faced directly with the adjustment block face and contacts.Before loading onto two voussoirs, toggle plate box groove, adjustment block have been loaded onto respectively in casing backstop chamber.At last bracket two ends are fixed on the toggle plate box groove on toggle plate box and moving jaw in toggle plate box.
Large washer, bolt are housed as spacing shelves on the end face of rail block length direction.Play position-limiting action in adjustment process.
When needing to regulate discharge gate, regulate two voussoirs in backstop distance in a lateral direction, make two voussoir relative slidings, change is two voussoir intersection width in casing backstop chamber, adjustment block, toggle plate box groove, toggle plate box in casing backstop chamber are moved forward or backward, thereby make jaw to front or rear movement, arrive the purpose of adjusting discharge gate.
Adjusting device of the present invention comprises adjusting screw(rod), adjusting nut, adjustment seat, dust cap, taper roll bearing, packing ring, round nut, retaining pad etc.During installation, adjusting screw(rod) is contained on adjusting nut, a taper roll bearing is assemblied in the end that adjusting nut has rib, then bearing inner race passes adjustment seat with adjusting nut near the adjusting nut rib again, bearing outer ring is near the adjustment seat rib, load onto another taper roll bearing on adjusting nut, same, bearing outer ring is near adjustment seat again, load onto packing ring, retaining pad, round nut, and packing ring is close to the inner ring of secondary series taper roll bearing.In other end fitted with dust caps, bolt group, fastening, then fit on two links on the axle on adjustment seat respectively, put the retaining sleeve pipe, alignd with the hole on adjusting nut in the hole on it, penetrate split pin.This adjusting device is connected on the casing wallboard by two links, makes adjusting nut guarantee turn on a position, and do not move, adjusting screw(rod) is connected on voussoir by pivot pin.The knob adjusting nut can make adjusting screw(rod) move in a lateral direction in the casing backstop, moves in a lateral direction in the casing backstop thereby drive voussoir.
Both sides at casing all are equipped with adjusting device, and two voussoirs can installing subtend are simultaneously respectively regulated.When two voussoirs were mobile toward the centre, the stack thickness of two voussoirs will increase, thereby toggle plate box, toggle plate box groove, the adjustment block that will be close to voussoir push away forward.This moves and conveys to moving jaw by bracket, thereby realizes moving jaw reach or retreat, and realizes adjusting the purpose of discharge gate.
In sum, two voussoirs that subtend of the present invention is installed, the rectangular triangle of voussoir, one of them acute angle are less than 10 degree, greater than 5 degree, and minimum less than frictional force between two voussoir inclined-planes of 10 degree, conveniently moving is easy, can realize manual purpose; Can realize again that simultaneously maximum sized jaw crusher discharge gate regulates, there is the self-locking effect on this angle inclined-plane to voussoir, guarantees that the direction that relatively slides to is stressed less.Adjusting device adopt sleeve internal thread adjusting nut and outer adjusting screw(rod) and with the internal thread adjusting nut by bearing and secured adjusted seat combining structure; its design has adapted to the special abominable environment for use of disintegrating machine, and dust cap is set at the bearing two ends that embed at the secured adjusted seat and ring washer has further been protected rotational structure preferably.Screw mandrel is regulated the discharge gate more convenient and quicker, and regulates easily.
Description of drawings
Fig. 1 is decomposition texture schematic diagram of the present invention;
Fig. 2 is voussoir of the present invention and adjusting device partial structurtes schematic diagram;
Fig. 3 is adjusting device sectional structure schematic diagram of the present invention;
Fig. 4 is Fig. 3 B section structure for amplifying schematic diagram;
Fig. 5 is adjusting device decomposition texture schematic diagram of the present invention;
Fig. 6 has the present invention to adjust the jaw crusher sectional structure schematic diagram of constructional device;
Fig. 7 is that existing jaw crusher is adjusted structural representation.
in figure, the 1st, lift block, the 2nd, the lift block bolt, the 3rd, lift block track plates in backstop, the 4th, backboard, the 5th, the backstop horizontal bar, the 6th, lift block bolt group, the 7th, former adjustment block, the 8th, former bracket, the 9th, former moving jaw, the 10th, adjusting device dust cap fastening bolt group, the 11st, single-row tapered roller bearing, the 12nd, lubricating cup, the 13rd, retaining pad, the 14th, round nut, the 15th, split pin, the 16th, the retaining sleeve pipe, the 17th, packing ring, the 18th, adjusting nut, 18a is adjusting nut shelves limits, the 19th, adjustment seat, 19a is the adjustment seat projection, the 20th, link, the 21st, adjusting screw(rod), 22 dust caps, 23 moving jaws, 24 brackets, the 25 spacing shelves of rail block, 26 rail blocks, 30 adjust voussoir, 31 casing backstops.
The specific embodiment
The present invention is further described below in conjunction with the specific embodiment, and the specific embodiment is to the further illustrating of the principle of the invention, and does not limit the present invention in any way, or similar techniques identical with the present invention all do not exceed the scope of protection of the invention.
In conjunction with Fig. 1 to Fig. 6.
As shown in the figure, the jaw crusher discharge gate is adjusted structure, comprises voussoir and adjusting device, the voussoir 30 rectangular triangles in cross section, the angle of right angled triangle one acute angle 30a is less than 10 degree, greater than 5 degree, and the adjusting screw(rod) 21 of the opposite side of acute angle 30a and adjusting device A is hinged.
The angle of the preferred right angled triangle acute angle 30a of this example is 9 degree.
After voussoir 30 is positioned at casing, " " the shape groove, " " in the shape groove, there are respectively two rail blocks 26 on both sides to U to U to shelves 31.Each rail block 26 end limited location shelves 25.
Internal thread adjusting nut 18 and the secured adjusted seat 19 of silk adjusting screw(rod) 21 outside adjusting device A comprises outer silk adjusting screw(rod) 21, mates with outer silk adjusting screw(rod) 21 and regulates by rotation, secured adjusted seat 19 rotates with internal thread adjusting nut 18 by bearing 11 and connects.
There is protruding 19a adjusting device A secured adjusted seat 19 inboards, and bearing 11 has two pairs to lay respectively at protruding 19a both sides; Wherein the shelves limit 18a of the opposite side of a supplementary bearing and adjusting nut 18 ends is spacing fixing, and the opposite side of another supplementary bearing and ring washer 17 are spacing to be fixed.
Adjusting device A secured adjusted seat 19 1 ends can also have dust cap 22.
Adjusting device A adjusting nut 18 can also be connected with retaining sleeve pipe 16 by split pin.
When installing and using, adjusting screw(rod) 21 is contained on adjusting nut 18, again a taper roll bearing 11 is assemblied in the end that adjusting nut 18 has rib 18a, bearing 11 inner rings are near adjusting nut 18 rib 18a, then adjusting nut 18 is passed adjustment seat 19, bearing 11 outer rings are near the protruding 19a of adjustment seat 19, load onto again another taper roll bearing 11 on adjusting nut 18, equally, bearing 11 outer rings are near the protruding 19a of adjustment seat 19, load onto packing ring 17, retaining pad 13, round nut 14, and packing ring 17 is close to the inner ring of secondary series taper roll bearing 11.In other end fitted with dust caps 22, bolt group 10, fastening, then two links 20 of fit on the axle on adjustment seat 19 respectively, last, put retaining sleeve pipe 16, alignd with the hole on adjusting nut 18 in the hole on it, penetrate split pin 15.
According to above method, take on two cover adjusting device A, put on the adjusting screw(rod) 21 of two cover adjusting device A respectively and adjust voussoir 30, then penetrate pivot pin on adjusting screw(rod) 21 hole relative with adjustment voussoir 30, snap in circlip for shaft passing on the bearing pin in hole again, spacing with this.
Simultaneously, bolt is fastened on rail block 26 as the spacing shelves of rail block 25, assembles out four with the method, then it is arranged on respectively casing backstop 31, and " U is " in the shape groove on both sides.Then will install two adjusting devices adjusting voussoir 30 and casing will be installed relatively in backstop 31 inner chambers by two inclined-planes, equally successively adjustment block 29, toggle plate box groove 28, toggle plate box 27 being packed into, " U is " in the shape groove, then being close to the jaw crusher wallboard with two vertical planes and installing fixing the link 20 on adjusting device A in backstop 31.At last, bracket two ends are arranged on respectively in toggle plate box in moving jaw and casing backstop 31.
When needing to regulate, only need adjusting device A cottering 15 is pulled down, withdraw from retaining sleeve pipe 17, with spanner knob adjusting device A adjusted nut 18, adjusting screw mandrel 21 is moved forward and backward, thereby promote to adjust voussoir 30, make two to adjust voussoirs 30 " U " overlapping varied in thickness in the shape groove in casing backstop 31, arrive the moving jaw of promotion and move forward and backward, regulate the purpose that discharge gate changes.
During adjusting, because two adjustment voussoirs 30 are 9 ° of shapes, form self-locking, thereby make adjusting power little, the convenient adjusting.
Claims (9)
1. the jaw crusher discharge gate is adjusted structure, comprise voussoir and adjusting device, it is characterized in that: the rectangular triangle in described voussoir (30) cross section, the angle of right angled triangle one acute angle (30a) is less than 10 degree, greater than 5 degree, and the adjusting screw(rod) (21) of the opposite side of acute angle (30a) and adjusting device (A) is hinged.
2. jaw crusher discharge gate according to claim 1 is adjusted structure, it is characterized in that: the angle of described right angled triangle acute angle (30a) is 9 degree.
3. jaw crusher discharge gate according to claim 2 is adjusted structure, and it is characterized in that: described voussoir (30) and adjusting device (A) have two groups, and the inclined-plane of two groups of voussoirs (30) is oppositely arranged.
4. jaw crusher discharge gate according to claim 3 is adjusted structure, it is characterized in that: after described voussoir (30) is positioned at casing, " " the shape groove, " " in the shape groove, there are respectively two rail blocks (26) on both sides to U to U to shelves (31).
5. jaw crusher discharge gate according to claim 4 is adjusted structure, it is characterized in that: described each rail block (26) end limited location shelves (25).
6. described jaw crusher discharge gate is adjusted structure according to claim 1 to 5, it is characterized in that: described adjusting device (A) comprises outer silk adjusting screw(rod) (21), mates and regulate by rotation internal thread adjusting nut (18) and the secured adjusted seat (19) of outer adjusting screw(rod) (21) with outer silk adjusting screw(rod) (21), and secured adjusted seat (19) rotates with internal thread adjusting nut (18) by bearing (11) and connects.
7. jaw crusher discharge gate according to claim 6 is adjusted structure, it is characterized in that: there is projection (19a) described adjusting device (A) secured adjusted seat (19) inboard, and bearing (11) has two pairs to lay respectively at projection (19a) both sides; Wherein the shelves limits (18a) of the opposite side of a supplementary bearing and adjusting nut (18) end are spacing fixing, and the opposite side of another supplementary bearing and ring washer (17) are spacing fixing.
8. jaw crusher discharge gate according to claim 6 is adjusted structure, and it is characterized in that: described adjusting device (A) secured adjusted seat (19) one ends have dust cap (22).
9. jaw crusher discharge gate according to claim 6 is adjusted structure, and it is characterized in that: described adjusting device (A) adjusting nut (18) is connected with retaining sleeve pipe (16) by split pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210131112.1A CN103381377B (en) | 2012-05-02 | 2012-05-02 | Jaw crusher discharge gate adjustment mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210131112.1A CN103381377B (en) | 2012-05-02 | 2012-05-02 | Jaw crusher discharge gate adjustment mechanism |
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| CN103381377A true CN103381377A (en) | 2013-11-06 |
| CN103381377B CN103381377B (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210131112.1A Active CN103381377B (en) | 2012-05-02 | 2012-05-02 | Jaw crusher discharge gate adjustment mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799273A (en) * | 2015-11-26 | 2017-06-06 | 成都九十度工业产品设计有限公司 | A kind of outlet regulating mechanism of disintegrating machine |
| CN108940418A (en) * | 2018-07-05 | 2018-12-07 | 韶关铸锻机械设备有限公司 | A kind of jaw crusher width of discharge opening regulating device and jaw crusher |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6155507A (en) * | 1999-03-20 | 2000-12-05 | Cedarapids, Inc. | Device for securing the stationary jaw of a jaw crusher |
| CN1283137A (en) * | 1997-12-22 | 2001-02-07 | 诺德伯格－洛科莫有限公司 | Method for securing die plate of jaw crusher, and jaw crusher |
| JP2007253054A (en) * | 2006-03-23 | 2007-10-04 | Shin Caterpillar Mitsubishi Ltd | Jaw crusher |
| CN201304342Y (en) * | 2008-10-16 | 2009-09-09 | 长沙开元仪器有限公司 | Discharge port size adjusting mechanism for jaw breaker |
| CN201579077U (en) * | 2009-12-15 | 2010-09-15 | 上海建设路桥机械设备有限公司 | Regulator of material discharge opening of jaw crusher |
| CN201692830U (en) * | 2010-04-26 | 2011-01-05 | 海盐县通惠地质矿山机械有限公司 | All-hydraulic adjusting device of jaw crusher |
| CN202590845U (en) * | 2012-05-02 | 2012-12-12 | 成都大宏立机器制造有限公司 | Discharge port adjusting structure for jaw crusher |
-
2012
- 2012-05-02 CN CN201210131112.1A patent/CN103381377B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1283137A (en) * | 1997-12-22 | 2001-02-07 | 诺德伯格－洛科莫有限公司 | Method for securing die plate of jaw crusher, and jaw crusher |
| US20050173574A1 (en) * | 1997-12-22 | 2005-08-11 | Metso Minerals (Tampere) Oy | Method for securing a die plate of a jaw crusher, and a jaw crusher |
| US6155507A (en) * | 1999-03-20 | 2000-12-05 | Cedarapids, Inc. | Device for securing the stationary jaw of a jaw crusher |
| JP2007253054A (en) * | 2006-03-23 | 2007-10-04 | Shin Caterpillar Mitsubishi Ltd | Jaw crusher |
| CN201304342Y (en) * | 2008-10-16 | 2009-09-09 | 长沙开元仪器有限公司 | Discharge port size adjusting mechanism for jaw breaker |
| CN201579077U (en) * | 2009-12-15 | 2010-09-15 | 上海建设路桥机械设备有限公司 | Regulator of material discharge opening of jaw crusher |
| CN201692830U (en) * | 2010-04-26 | 2011-01-05 | 海盐县通惠地质矿山机械有限公司 | All-hydraulic adjusting device of jaw crusher |
| CN202590845U (en) * | 2012-05-02 | 2012-12-12 | 成都大宏立机器制造有限公司 | Discharge port adjusting structure for jaw crusher |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799273A (en) * | 2015-11-26 | 2017-06-06 | 成都九十度工业产品设计有限公司 | A kind of outlet regulating mechanism of disintegrating machine |
| CN108940418A (en) * | 2018-07-05 | 2018-12-07 | 韶关铸锻机械设备有限公司 | A kind of jaw crusher width of discharge opening regulating device and jaw crusher |
| CN108940418B (en) * | 2018-07-05 | 2020-11-13 | 韶关铸锻机械设备有限公司 | Jaw breaker discharge gate width adjusting device and jaw breaker |
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| CN103381377B (en) | 2015-11-18 |
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Address after: 611330 No. 8 Guanghua Road, Dayi County, Sichuan, Chengdu Applicant after: CHENGDU DAHONGLI MACHINERY CO., LTD. Address before: No. 128 Industrial Avenue, Jinyuan town Dayi County 611330 Sichuan city of Chengdu province (Economic Development Zone) Applicant before: Chengdu Dahongli Machine Manufacturing Co., Ltd. |
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