CN204327890U - A kind of four rod-toothed crushers belt auto-tensioning protective gear - Google Patents
A kind of four rod-toothed crushers belt auto-tensioning protective gear Download PDFInfo
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- CN204327890U CN204327890U CN201420798512.2U CN201420798512U CN204327890U CN 204327890 U CN204327890 U CN 204327890U CN 201420798512 U CN201420798512 U CN 201420798512U CN 204327890 U CN204327890 U CN 204327890U
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Abstract
The utility model discloses a kind of four rod-toothed crusher belt auto-tensioning protective gears, comprising: Idle wheel, screw A, briquetting, swing arm, baffle plate; screw B, hanging scroll, spring, arm-tie axle, adjusting screw rod, nut C; pull bar swivel base, nut D, screw E, screw F, dead axle swivel base.Dead axle swivel base and pull bar swivel base are all fixed in the frame of four rod-toothed crushers; Swing arm is fixed on dead axle swivel base, and swing arm is at one end welded with U-shaped support, and the other end is welded with arm plate, U-shaped support and arm plate angled, U-shaped support is provided with Idle wheel, arm plate is provided with hanging scroll; Adjusting screw rod is arranged on pull bar swivel base, is provided with arm-tie axle, nut C, nut D above adjusting screw rod; Arm-tie axle is connected by spring with hanging scroll, and by adjusting screw rod to spring pre-add tensile force, effect swing arm drives Idle wheel with dead axle swivel base for fixed point rotary, thus achieves the belt tension in V belt translation, protection belt is not pulled off automatically.
Description
Technical field
The utility model relates to a kind of four rod-toothed crusher belt auto-tensioning protective gears, belongs to crushing mechanism field.
Background technique
Belt transmission is a kind of kind of drive that four rod-toothed crushers are relatively more conventional.Belt actual in belt transmission is not elastomer completely, after work a period of time, will relax due to plastic deformation, affect transmission effect, the discaling roll of such disintegrator just can not work running under the rated speed of effective broken material, reduce crusher in crushing material effect, effectively broken to material during in order to ensure that disintegrator works, V belt translation pulling force must be made regular check on and tensioning is carried out to V belt translation, also cannot avoid simultaneously due to four rod-toothed crusher work rolls outwards make a concession stretching belt time, the phenomenon of rupture of belt.
Model utility content
For above-mentioned technical problem, the utility model provides a kind of four rod-toothed crusher auto-tensioning protective gears, it solve the lax rear bel-drivenn tensioning problem of four rod-toothed crusher V belt translation, and automatically can carry out tensioning according to belt slack situation, ensure transmission effect; Simultaneously when stretching belt outwards made a concession by four rod-toothed crusher work rolls, can belt be automatically protected not to be pulled off.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is as follows.
A kind of four rod-toothed crushers auto-tensioning protective gear, comprising: Idle wheel, screw A, briquetting, swing arm, baffle plate, screw B, hanging scroll, spring, arm-tie axle, adjusting screw rod, nut C, pull bar swivel base, nut D, screw E, screw F, dead axle swivel base.Described Idle wheel comprises the band seal deep groove ball bearing of roller and the roller both sides contacted with belt tension, back-up ring and roller bearing; Described swing arm is V-shaped, one end is welded with U-shaped support, the other end is welded with arm plate, U-shaped support and arm plate is angled is welded on intermediate sleeve, U-shaped support offers groove and screw, arm plate offers circular hole, respectively offers a bearing hole position, place at swing arm intermediate sleeve two ends, centre is through hole; Described Idle wheel is fixed by screw A and briquetting and is arranged on the U-shaped support of swing arm; Described briquetting is cuboid, and two offers circular hole; Described dead axle swivel base it comprise band seal deep groove ball bearing, dead axle, the cover for seat of swing arm intermediate sleeve both sides, the anchor ring of cover for seat offers circular hole, is fixedly mounted on by screw F in the frame of four rod-toothed crushers; Described swing arm is fixed by screw B and baffle plate and is arranged on dead axle swivel base; Described baffle plate is circular plate, and in boss shape, symmetry offers two circular holes, and the boss of baffle plate is used for the inner ring of holddown belt seal deep groove ball bearing inwards; Described hanging scroll is cylinder type, and two ends offer annulus R, and symmetry is fixedly mounted on the arm plate of swing arm; Described arm-tie axle is cylinder type, and two ends offer annulus R, and middle part offers counterbore G and via hole H, is connected with adjusting screw rod; Described pull bar swivel base comprises pull rod shaft, pull bar cover for seat, Cock screw I, nut J, its Cock screw I and nut J is used to the axial displacement of fixed drawing-rod axle and pull bar cover for seat, the anchor ring of its pull bar cover for seat offers circular hole, is fixedly mounted on by screw E in the frame of four rod-toothed crushers; Described spring is cylindroid helicalcoil extension spring, be connected with arm-tie axle with hanging scroll respectively, by regulating the adjusting screw rod connected above arm-tie axle to spring pre-add tensile force, effect swing arm drives Idle wheel with dead axle swivel base for fixed point is rotated counterclockwise, thus achieve the belt tension in V belt translation, belt after a period of operation, can relax because of plastic deformation, swing arm drives Idle wheel can rotate because of the tensile force effect of self gravitation and spring pre-add, furthermore achieved that the belt auto-tensioning in V belt translation.When stretching belt outwards made a concession by four rod-toothed crusher work rolls, swing arm drives Idle wheel to turn clockwise for fixed point with dead axle swivel base, realizes belt and automatically protects, and avoids belt to rupture due to excessive tensile.
Usefulness of the present utility model is as follows.
Structure is simple, reasonable in design, automatically can regulate the tensioning degree of belt.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is swing arm structure schematic diagram of the present utility model.
Fig. 3 is dead axle turning-stand structure for electric schematic diagram of the present utility model.
Fig. 4 is hanging scroll structural representation of the present utility model.
Fig. 5 is arm-tie axle construction schematic diagram of the present utility model.
Fig. 6 is the modular construction schematic diagram such as adjusting screw rod of the present utility model.
Fig. 7 is tensioning protective gear of the present utility model scheme of installation on four rod-toothed crushers.
Mark in figure: 1 is Idle wheel, 2 is screw A, 3 is briquetting, 4 is swing arm, 5 is baffle plate, 6 is screw B, 7 is hanging scroll, 8 is spring, 9 is arm-tie axle, 10 is adjusting screw rod, 11 is nut C, 12 is pull bar swivel base, 13 is nut D, 14 is screw E, 15 is screw F, 16 is dead axle swivel base, 4-1 is U-shaped support, 4-2 is arm plate, 4-3 is intermediate sleeve, 4-4 is circular hole c, 4-5 is bearing hole d, 7-1 is annulus R, 9-1 is annulus R, 9-2 counterbore G, 9-3 is via hole H, 12-1 is pull rod shaft, 12-2 is pull bar axle sleeve, 12-3 is Cock screw I, 12-4 is nut J, 16-1 is cover for seat, 16-2 is band seal deep groove ball bearing a, 16-3 is dead axle, 16-4 is band seal deep groove ball bearing b, 16-5 Cock screw K.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in figs. 1-7: comprise Idle wheel (1), screw A(2), briquetting (3), swing arm (4), baffle plate (5), screw B(6), hanging scroll (7), spring (8), arm-tie axle (9), adjusting screw rod (10), nut C(11), pull bar swivel base (12), nut D(13), screw E(14), screw F(15), dead axle swivel base (16).Idle wheel (1) comprises the band seal deep groove ball bearing of roller and the roller both sides contacted with belt tension, back-up ring and roller bearing, swing arm (4) is V-shaped, one end is welded with U-shaped support (4-1), the other end is welded with arm plate (4-2), U-shaped support (4-1) and arm plate (4-2) is angled is welded on intermediate sleeve (4-3), U-shaped support (4-1) offers groove and screw, arm plate (4-2) offers circular hole c(4-4), intermediate sleeve (4-3) two ends respectively offer a place bearing hole d(4-5) and through hole, described Idle wheel is by screw A(2) and briquetting (3) fix and be arranged on the U-shaped support (4-1) of swing arm (4), described briquetting (3) is cuboid, and two offers circular hole, dead axle swivel base (16) it comprise cover for seat (16-1), band seal deep groove ball bearing a(16-2), dead axle (16-3), band seal deep groove ball bearing b(16-4), Cock screw K(16-5), its Cock screw K(16-5) be arranged on that cover for seat (16-1) is upper and fastening dead axle (16-3) mobile, the anchor ring of cover for seat (16-1) offers circular hole, by screw F(15) be fixedly mounted in the frame of four rod-toothed crushers, described swing arm (4) is by screw B(6) and baffle plate (5) be fixedly mounted on dead axle swivel base (16), described baffle plate (5) is circular plate, and in boss shape, during assembling, the boss of baffle plate (5) is inwards, is used for holddown belt seal deep groove ball bearing b(16-4) inner ring, described hanging scroll (7) is in cylinder type, and two ends offer annulus R(7-1), symmetry is fixedly mounted on the circular hole c(4-4 of arm plate (4-2)) on, annulus R(7-1) be used to hanger spring (8) lower end, described arm-tie axle (9) is in cylinder type, two ends offer annulus R(9-1), the via hole H(9-3 that during assembling, adjusting screw rod (10) is offered through middle part), adjusting screw rod (10) head is fixed on counterbore G(9-2) place, annulus R(9-1) be used to hanger spring (8) upper end, pull bar swivel base (12) comprises pull rod shaft (12-1), pull bar cover for seat (12-2), Cock screw I(12-3), nut J(12-4), its Cock screw I(12-3) and nut J(12-4) be arranged on pull bar axle sleeve (12-2), Cock screw I(12-3) withstand pull rod shaft (12-1), fix other axial displacement, the anchor ring of pull bar cover for seat (12-2) offers circular hole, by screw E(14) be fixedly mounted in the frame of four rod-toothed crushers, described adjusting screw rod (10) through pull rod shaft (12-1) top through hole, and at its two ends mounting nuts C(11) and nut D(13) fix, described spring (8) is cylindroid helicalcoil extension spring, hangs respectively be connected with the hanging scroll assembled (7) and arm-tie axle (9), when needs adjust, unclamp nut C(11) and nut D(13), regulate the adjusting screw rod (10) that arm-tie axle (9) rear end connects, by adjusting screw rod (10) to spring (8) pre-add tensile force, effect swing arm (4) drives Idle wheel (1) with dead axle swivel base (16) for fixed point is rotated counterclockwise, thus achieve the belt tension in V belt translation, belt after a period of operation, can relax because of plastic deformation, drive Idle wheel (1) can because of the tensile force effect of self gravitation and spring (8) pre-add automatic rotation, furthermore achieved that the belt auto-tensioning in V belt translation.When stretching belt outwards made a concession by four rod-toothed crusher work rolls, swing arm (4) drives Idle wheel (1) to turn clockwise for fixed point with dead axle swivel base (16), realizes belt and automatically protects, and avoids belt to rupture due to excessive tensile.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (1)
1. a rod-toothed crusher belt auto-tensioning protective gear, comprise Idle wheel (1), screw A(2), briquetting (3), swing arm (4), baffle plate (5), screw B(6), hanging scroll (7), spring (8), arm-tie axle (9), adjusting screw rod (10), nut C(11), pull bar swivel base (12), nut D(13), screw E(14), screw F(15), dead axle swivel base (16), its feature part is: swing arm (4) one end is welded with U-shaped support (4-1), the other end is welded with arm plate (4-2), U-shaped support (4-1) and arm plate (4-2) angled, U-shaped support (4-1) is provided with Idle wheel (1), arm plate (4-2) is provided with hanging scroll (7), a bearing hole position, place (4-4) is respectively offered at intermediate sleeve (4-3) two ends, dead axle (16-3) head of dead axle swivel base (16) is separately installed with band seal deep groove ball bearing a (16-2) and band seal deep groove ball bearing b (16-4), spring (8) is connected with a hanging scroll (7), and other end is connected with arm-tie axle (9), and arm-tie axle (9) is provided with adjusting screw rod (10) above, and adjusting screw rod (10) is arranged on rotatable pull bar swivel base (12), when belt slack or four rod-toothed crusher work rolls outwards make a concession stretching belt, swing arm (4) drives Idle wheel (1) to rotate for fixed point with dead axle swivel base (16), realizes belt auto-tensioning or protection belt.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420798512.2U CN204327890U (en) | 2014-12-17 | 2014-12-17 | A kind of four rod-toothed crushers belt auto-tensioning protective gear |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420798512.2U CN204327890U (en) | 2014-12-17 | 2014-12-17 | A kind of four rod-toothed crushers belt auto-tensioning protective gear |
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| CN204327890U true CN204327890U (en) | 2015-05-13 |
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| CN201420798512.2U Active CN204327890U (en) | 2014-12-17 | 2014-12-17 | A kind of four rod-toothed crushers belt auto-tensioning protective gear |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415144A (en) * | 2015-12-31 | 2016-03-23 | 沈阳市中色测温仪表材料研究所有限公司 | High-efficiency metal wire polishing machine |
| CN105437027A (en) * | 2015-12-31 | 2016-03-30 | 沈阳市中色测温仪表材料研究所有限公司 | Metal wire polishing machine |
| CN106888711A (en) * | 2017-03-10 | 2017-06-27 | 江苏上骐农业装备有限公司 | United reaper cuts vertical stream threshing cylinder power transmission mechanism |
| CN107866303A (en) * | 2017-12-19 | 2018-04-03 | 唐山天和环保科技股份有限公司 | A kind of limestone crushing Coupled Rigid-flexible type strength double-geared roller crusher and its technique |
| CN108443440A (en) * | 2018-04-24 | 2018-08-24 | 联禾厚普（太仓）精密机械有限公司 | A kind of tensioning control piece shell |
| CN109530149A (en) * | 2018-12-24 | 2019-03-29 | 中山松德新材料装备有限公司 | A kind of Special experimental machine roller structure |
| CN109675675A (en) * | 2018-12-07 | 2019-04-26 | 四川隆源机械有限公司 | A kind of crusher in adjustable breaker roll gap |
| CN113412694A (en) * | 2021-06-15 | 2021-09-21 | 阿克苏市光大农机有限公司 | Belt pressurization and impurity removal combined device and residual film recycling machine |
-
2014
- 2014-12-17 CN CN201420798512.2U patent/CN204327890U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415144A (en) * | 2015-12-31 | 2016-03-23 | 沈阳市中色测温仪表材料研究所有限公司 | High-efficiency metal wire polishing machine |
| CN105437027A (en) * | 2015-12-31 | 2016-03-30 | 沈阳市中色测温仪表材料研究所有限公司 | Metal wire polishing machine |
| CN106888711A (en) * | 2017-03-10 | 2017-06-27 | 江苏上骐农业装备有限公司 | United reaper cuts vertical stream threshing cylinder power transmission mechanism |
| CN107866303A (en) * | 2017-12-19 | 2018-04-03 | 唐山天和环保科技股份有限公司 | A kind of limestone crushing Coupled Rigid-flexible type strength double-geared roller crusher and its technique |
| CN108443440A (en) * | 2018-04-24 | 2018-08-24 | 联禾厚普（太仓）精密机械有限公司 | A kind of tensioning control piece shell |
| CN109675675A (en) * | 2018-12-07 | 2019-04-26 | 四川隆源机械有限公司 | A kind of crusher in adjustable breaker roll gap |
| CN109530149A (en) * | 2018-12-24 | 2019-03-29 | 中山松德新材料装备有限公司 | A kind of Special experimental machine roller structure |
| CN113412694A (en) * | 2021-06-15 | 2021-09-21 | 阿克苏市光大农机有限公司 | Belt pressurization and impurity removal combined device and residual film recycling machine |
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