CN107758222B - Folding belt conveyor - Google Patents
Folding belt conveyor Download PDFInfo
- Publication number
- CN107758222B CN107758222B CN201610697750.8A CN201610697750A CN107758222B CN 107758222 B CN107758222 B CN 107758222B CN 201610697750 A CN201610697750 A CN 201610697750A CN 107758222 B CN107758222 B CN 107758222B
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- Prior art keywords
- folding
- belt conveyor
- oil cylinder
- hinged
- sliding sleeve
- Prior art date
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- 230000009471 action Effects 0.000 abstract description 9
- 230000007246 mechanism Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000008602 contraction Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 33
- 239000000463 material Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000012216 screening Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
- B65G21/10—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors movable, or having interchangeable or relatively movable parts; Devices for moving framework or parts thereof
- B65G21/14—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors movable, or having interchangeable or relatively movable parts; Devices for moving framework or parts thereof to allow adjustment of length or configuration of load-carrier or traction element
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Belt Conveyors (AREA)
- Framework For Endless Conveyors (AREA)
Abstract
The invention discloses a foldable belt conveyor, which comprises a tailstock and a headstock used for forming a transport surface, and a telescopic folding oil cylinder assembly used for driving the headstock to rotate and fold; the tail frame is hinged with the headstock, one end of the folding oil cylinder assembly is hinged with the headstock, and the other end of the folding oil cylinder assembly is hinged with the tail frame. The folding belt conveyor provided by the invention adopts the integrated combination form of the folding oil cylinder and the mechanical mechanism, and utilizes the extension and contraction of the folding oil cylinder assembly to drive the headstock to fold, so that the folding action is simple, the operation is convenient, in addition, no abnormal or curved surface structure exists, the processing is simple, the manufacturing cost is low, and the belt conveyor is convenient to transport and use after folding.
Description
Technical Field
The invention relates to the field of material transportation equipment, in particular to a foldable belt conveyor.
Background
In the material transportation system, the traditional fixed type, open type crushing or screening station has the advantages of simple structure, reliable work, simple maintenance and the like, so that the material transportation system is widely used in the fields of mines, smelting, building materials, highways, railways, water conservancy, chemistry and the like, but under the requirement of new production conditions, due to the fact that the traditional type crushing and screening station is changed, secondary sites are rearranged and equipment is installed, a large amount of manpower and material resources are wasted, noise and secondary pollution of dust can be generated, and various working environment requirements cannot be met.
Therefore, the movable crushing and screening equipment has the characteristics of high automation degree, compact whole machine structure, small occupied space and flexible and convenient movement, and is widely applied to small and medium-sized mines. The belt conveyor is short for belt conveyor, is mainly used for conveying granular materials or finished articles horizontally or obliquely, and can also be used for a production line for carrying out certain technological operation. The belt conveyor has the advantages of simple structure, stable and reliable operation, strong adaptability to materials and places, large conveying capacity, small power consumption and the like, and is used as matched material conveying equipment of the whole machine in mobile crushing and screening equipment.
However, since the country has strict restrictions on the external dimensions (length, width, height) of the equipment transported on the road, and the mobile crushing and screening station is in road transportation, part of the conveying equipment on the mobile crushing and screening station, namely the belt conveyor, needs to be folded due to the restrictions on the transportation dimensions, so as to meet the requirements of the actual transportation process.
In the prior art, the belt conveyor is folded by independently using a mechanical mechanism or auxiliary equipment, so that the time and the labor are wasted in most of time, the cost is increased, and the folding difficulty is also increased. Therefore, in practical application, the folding action of the belt conveyor is finished by matching the hydraulic cylinder with the hydraulic system.
In the prior art, the folding mode of the belt conveyor is to realize the folding action of the belt conveyor by utilizing a hydraulic oil cylinder matched with a crank or a connecting rod mechanism. Although the folding action of the belt conveyor is realized by the structure, in the working or transportation state of the belt conveyor, the hydraulic oil cylinder is required to bear the weight of the folding section of the belt conveyor and the additional load caused by vibration, and even if the hydraulic oil cylinder is provided with a hydraulic lock, the reliability and the stability of the working of the hydraulic oil cylinder are also affected. Meanwhile, in order to ensure the folding position precision of the belt conveyor, higher requirements are put forward on the manufacturing and assembling of the folding mechanism, so that manpower and material resources are wasted, and the manufacturing cost is increased.
Therefore, how to reduce the use cost of the foldable belt conveyor, ensure the transportation and the use convenience of the foldable belt conveyor, and is a technical problem that the person skilled in the art needs to solve at present.
Disclosure of Invention
The invention aims to provide a foldable belt conveyor, which is simple and reliable in folding action and can effectively prolong the service life of a folding oil cylinder assembly.
In order to achieve the above purpose, the present invention provides the following technical solutions:
A foldable belt conveyor comprises a tailstock and a headstock which are used for forming a transport surface, and a telescopic folding cylinder assembly which is used for driving the headstock to rotate and fold; the tail frame is hinged with the headstock, one end of the folding oil cylinder assembly is hinged with the headstock, and the other end of the folding oil cylinder assembly is hinged with the tail frame.
Preferably, the folding oil cylinder assembly comprises a sliding sleeve and a sliding rod which are sleeved, and a folding oil cylinder which is arranged in parallel with the sliding sleeve, wherein the sliding sleeve is hinged with the cylinder body end of the folding oil cylinder, and the sliding rod is hinged with the piston rod end of the folding oil cylinder.
Preferably, the tail bracket further comprises a mounting platform, and the upper surface of the mounting platform is provided with supporting legs for mounting and supporting the tail bracket.
Preferably, the side surface of the mounting platform is further provided with a first connecting seat for hinging the sliding sleeve.
Preferably, the sliding rod is hinged with the headstock through a second connecting seat.
Preferably, the folding oil cylinder assembly further comprises a plug pin for limiting the sliding sleeve and the sliding rod, and through holes for inserting the plug pin are formed in the sliding sleeve along the two axial sides of the plug pin.
Preferably, at least a limiting through hole which can be limited before folding and a limiting through hole which can be limited after folding are formed in the sliding rod, and each limiting through hole can be matched with the through hole of the sliding sleeve to limit.
Preferably, both sides of the sliding sleeve are welded with a thick shaft sleeve and a thin shaft sleeve for the insertion of the bolt, a locking hole is transversely arranged on the bolt, and a through hole is transversely formed in the thick shaft sleeve for the cotter pin to be inserted into and penetrate through the locking hole of the bolt.
Preferably, at least two groups of wear-resistant plates with certain distances are welded on the sliding rod, and the number of each group of wear-resistant plates is four and the wear-resistant plates are respectively distributed on four sides of the sliding rod.
Preferably, a set of said wear plates is located at said latch locations.
The invention provides a foldable belt conveyor, which comprises a tailstock and a headstock used for forming a transport surface, and a telescopic folding cylinder assembly used for driving the headstock to rotate and fold; the tail frame is hinged with the headstock, one end of the folding oil cylinder assembly is hinged with the headstock, and the other end of the folding oil cylinder assembly is hinged with the tail frame. The foldable belt conveyor adopts an integrated combination form of the folding oil cylinder and the mechanical mechanism, and utilizes the expansion and contraction of the folding oil cylinder assembly to drive the headstock to fold, so that the belt conveyor is convenient to transport and use.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of a foldable belt conveyor according to one embodiment of the present invention in an extended state;
FIG. 2 is a front view of a foldable belt conveyor according to an embodiment of the present invention in a folded condition;
FIG. 3 is a front view of the folding cylinder assembly of FIG. 1 in an extended state;
FIG. 4 is a cross-sectional view of the folding cylinder assembly of FIG. 3 in an extended state;
Wherein: the device comprises a mounting platform 1, a tailstock 2, a headstock 3, supporting legs 4, a folding oil cylinder assembly 5, a folding oil cylinder 51, a sliding sleeve 52, a sliding rod 53, a bolt 54, a cotter pin 55, a wear-resistant plate 56, a thick shaft sleeve 57, a thin shaft sleeve 58, a first connecting seat 6 and a second connecting seat 7.
Detailed Description
The folding belt conveyor has the advantages that the folding action is simple and reliable, and the service life of the folding oil cylinder assembly can be effectively prolonged.
In order to better understand the aspects of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 4, fig. 1 is a front view of a foldable belt conveyor in an extended state according to an embodiment of the present invention; FIG. 2 is a front view of a foldable belt conveyor according to an embodiment of the present invention in a folded condition; FIG. 3 is a front view of the folding cylinder assembly of FIG. 1 in an extended state; fig. 4 is a cross-sectional view of the folding cylinder assembly of fig. 3 in an extended state.
In this embodiment, the foldable belt conveyor includes a tailstock 2 and a headstock 3 for forming a transport plane, the tailstock 2 and headstock 3 being hinged, the headstock 3 being rotatable along a hinge point to a vertical direction for ease of in-vehicle transport.
The belt conveyor further comprises a telescopic folding oil cylinder assembly 5 for driving the headstock 3 to rotate and fold, one end of the folding oil cylinder assembly 5 is hinged with the headstock 3, the other end of the folding oil cylinder assembly is hinged with the tailstock 2, and when the folding oil cylinder assembly 5 stretches, the headstock 3 is driven to rotate.
The foldable belt conveyor adopts an integrated combination form of the folding oil cylinder 51 and the mechanical mechanism, and the headstock 3 is driven to be folded by the expansion and contraction of the folding oil cylinder assembly 5, so that the belt conveyor is convenient to transport and use.
Further, the folding cylinder assembly 5 comprises a sliding sleeve 52 and a sliding rod 53 which are sleeved, and a folding cylinder 51 which is arranged in parallel with the sliding sleeve 52, wherein the sliding sleeve 52 is hinged with the cylinder body end of the folding cylinder 51, the sliding rod 53 is hinged with the piston rod end of the folding cylinder 51, and the sliding sleeve 52 is arranged between the sliding rod 53 and the sliding rod 52.
Preferably, the upper surface of the mounting platform 1 is provided with legs 4 for mounting and supporting the tailstock 2, so as to facilitate the fixation of the tailstock 2.
Meanwhile, a first connecting seat 6 for hinging a sliding sleeve 52 is further arranged on the side face of the mounting platform 1, and a sliding rod 53 is hinged with the headstock 3 through a second connecting seat 7.
In the arrangement, after the tail frame 2 is hinged with the supporting legs 4, the tail frame is connected with the mounting platform 1 through bolts by the tail and the supporting legs 4; the headstock 3 is connected with the mounting platform 1 after being hinged with the second connecting seat 7, the folding oil cylinder assembly 5 and the first connecting seat 6 in sequence; the tail frame 2 and the head frame 3 are hinged to form a belt body, and the tail frame 2 and the head frame 3 are folded or unfolded into a flat belt body at the hinged position.
In addition, in order to realize the spacing of sliding sleeve 52 and slide bar 53 before folding and after folding, convenient transportation and use, folding hydro-cylinder assembly 5 still includes the bolt 54 that is used for spacing sliding sleeve 52 and slide bar 53, and sliding sleeve 52 all is equipped with the through-hole that supplies bolt 54 male along the axial both sides of bolt 54.
Preferably, at least a limiting through hole capable of limiting before folding and a limiting through hole capable of limiting after folding are formed in the sliding rod 53, and each limiting through hole can be matched with the through hole of the sliding sleeve 52 to limit.
In addition, both sides of the sliding sleeve 52 are welded with a thick shaft sleeve 57 and a thin shaft sleeve 58 into which the bolt 54 can be inserted, a locking hole is transversely arranged on the bolt 54, and a through hole is transversely arranged on the thick shaft sleeve 57 to allow the cotter pin 55 to be doped and penetrate through the locking hole of the bolt 54, so that the bolt 54 is prevented from falling off, and the limit between the sliding sleeve 52 and the sliding rod 53 is affected.
In the above arrangement, the sliding sleeve 52 is hinged with the cylinder end of the folding cylinder 51 and the first connecting seat 6 respectively; the sliding rod 53 is hinged with the piston rod end of the folding cylinder 51 and the second connecting seat 7 respectively, and can flexibly slide in the inner cavity of the sliding sleeve 52.
Preferably, the bolt 54 is formed by welding a pin shaft and a handle, one end of the pin shaft is provided with a through hole matched with the cotter pin 55, two groups of thick shaft sleeves 57 and thin shaft sleeves 58 which are spaced at specific distances are respectively arranged on two sides of the sliding sleeve 52, the cross section of each thick shaft sleeve 58 and each thin shaft sleeve 58 is provided with a hole with the same diameter as the pin shaft of the bolt 54, the side surface of each thick shaft sleeve 57 is provided with a through hole matched with the cotter pin 55, the side surface of the sliding sleeve 52 provided with the thick shaft sleeve 57 and the thin shaft sleeve 58 is provided with a waist-shaped hole with the same diameter as the pin shaft of the bolt 54, and the direction of each waist-shaped hole is the same as the sliding direction of the sliding rod 53. The waist-shaped holes are arranged, so that the phenomenon of through hole mismatch caused by position errors in welding of the shaft sleeve can be reduced.
More preferably, at least two groups of wear plates 56 with certain distance are welded on the sliding rod 53, and the number of each group of wear plates 56 is four, and the wear plates are respectively distributed on four sides of the sliding rod 53. Specifically, a set of wear plates 56 are located at the location of the pins 54.
Specifically, when the belt conveyor stretches, the plug 54 is pulled out, a piston rod in the folding cylinder 51 is retracted in a return stroke, the linkage sliding rod 53 is retracted in the inner cavity of the sliding sleeve 52 in a return stroke, the sliding rod 53 drives the headstock 3 to rotate clockwise around the hinging point to a straight belt conveyor body formed by the belt conveyor body through the second connecting seat 7, the plug 54 is inserted, the oil pressure of the folding cylinder 51 is removed, and stretching action of the belt conveyor is completed, as shown in fig. 1.
When the belt conveyor is folded, the plug pin 54 is pulled out, a piston rod in the folding oil cylinder 51 extends in a process, the linkage slide rod 53 extends in the inner cavity of the sliding sleeve 52 in a process, the slide rod 53 drives the headstock 3 to rotate anticlockwise around the hinge point to form an included angle of 90 degrees with the horizontal upper surface of the mounting platform 1 through the second connecting seat 7, the plug pin 54 is inserted, the oil pressure of the folding oil cylinder 51 is removed, and the folding action of the belt conveyor is completed, as shown in fig. 2.
The foldable belt conveyor provided by the embodiment has the following beneficial effects:
1. The folding cylinder 51 and the mechanical mechanism are integrally combined, the folding cylinder 51 is used for driving the sliding rod 53, and then the sliding rod 53 drives the belt conveyor body to fold around the hinge point synchronously, so that the folding process of the belt conveyor is realized, and the folding action is simple, reliable, flexible and controllable;
2. The mechanical mechanism formed by the sliding sleeve 52, the sliding rod 53 and the bolt 54 ensures that the structural strength of the whole folding mechanism is higher and more reliable, not only can ensure the stable realization of the folding process, but also can play a role in mechanical support and limit under the extending or folding state of the belt conveyor, so that the oil pressure of the folding oil cylinder 51 can be removed under the two states, the phenomenon of oil pressure self-discharging of the folding oil cylinder 51 is avoided, the oil cylinder is protected, the working reliability of the oil cylinder is ensured, and the service life of the oil cylinder is prolonged;
3. The application of the wear-resistant plate 56 on the sliding rod 53 can reduce the contact area between the sliding rod 53 and the inner cavity of the sliding sleeve 52, effectively reduce friction and abrasion, ensure that the sliding rod 53 can flexibly slide in the inner cavity of the sliding sleeve 52, and prolong the service life of the folding cylinder assembly 5;
4. the foldable belt conveyor adopts conventional sectional materials or plates, has no special-shaped or curved surface structure, and has simple processing and low manufacturing cost.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The foldable belt conveyor provided by the invention is described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (6)
1. The foldable belt conveyor is characterized by comprising a tail frame (2) and a headstock (3) for forming a conveying surface, and a telescopic folding cylinder assembly (5) for driving the headstock (3) to rotate and fold; the tail frame (2) is hinged with the headstock (3), one end of the folding oil cylinder assembly (5) is hinged with the headstock (3), and the other end of the folding oil cylinder assembly is hinged with the tail frame (2);
the folding oil cylinder assembly (5) comprises a sliding sleeve (52) and a sliding rod (53) which are sleeved, and a folding oil cylinder (51) which is arranged in parallel with the sliding sleeve (52), wherein the sliding sleeve (52) is hinged with the cylinder body end of the folding oil cylinder (51), and the sliding rod (53) is hinged with the piston rod end of the folding oil cylinder (51);
The folding oil cylinder assembly (5) further comprises a plug pin (54) used for limiting the sliding sleeve (52) and the sliding rod (53), and through holes for the plug pin (54) to be inserted are formed in two sides of the sliding sleeve (52) along the axial direction of the plug pin (54);
Thick shaft sleeves (57) and thin shaft sleeves (58) into which the bolts (54) can be inserted are respectively welded on two sides of the sliding sleeve (52), anti-loosening holes are formed in the transverse direction of the bolts (54), and through holes are formed in the transverse direction of the thick shaft sleeves (57) so as to allow cotter pins (55) to be doped and penetrate through the anti-loosening holes of the bolts (54);
The side surface of the sliding sleeve (52) provided with the thick shaft sleeve (57) and the thin shaft sleeve (58) is provided with a kidney-shaped hole with the same diameter as a pin shaft of the bolt (54), and the direction of the kidney-shaped hole is the same as the sliding direction of the sliding rod (53);
and the sliding rod (53) is at least provided with a limiting through hole which can be limited before folding and a limiting through hole which can be limited after folding, and each limiting through hole is matched with the through hole of the sliding sleeve (52) to limit.
2. The belt conveyor according to claim 1, further comprising a mounting platform (1), the upper surface of the mounting platform (1) being provided with legs (4) for mounting and supporting the tailstock (2).
3. A collapsible belt conveyor according to claim 2, wherein the side of the mounting platform (1) is further provided with a first connection seat (6) for hinging the sliding sleeve (52).
4. A collapsible belt conveyor according to claim 3, wherein the slide bar (53) is hinged to the head frame (3) by means of a second connecting seat (7).
5. The foldable belt conveyor according to claim 1, characterized in that at least two groups of wear plates (56) spaced apart by a certain distance are welded to the slide bar (53), and the number of each group of wear plates (56) is four, and the wear plates are respectively distributed on four sides of the slide bar (53).
6. The collapsible belt conveyor of claim 5, wherein a set of the wear plates (56) are located at the location of the pins (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610697750.8A CN107758222B (en) | 2016-08-19 | 2016-08-19 | Folding belt conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610697750.8A CN107758222B (en) | 2016-08-19 | 2016-08-19 | Folding belt conveyor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107758222A CN107758222A (en) | 2018-03-06 |
| CN107758222B true CN107758222B (en) | 2024-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610697750.8A Active CN107758222B (en) | 2016-08-19 | 2016-08-19 | Folding belt conveyor |
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| Country | Link |
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| CN (1) | CN107758222B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113479544B (en) * | 2021-09-08 | 2022-01-04 | 南通铭创自动化设备有限公司 | Automatic loading and unloading equipment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002145427A (en) * | 2000-11-10 | 2002-05-22 | Yazaki Ind Chem Co Ltd | Foldable conveyor device |
| EP2082668A1 (en) * | 2003-04-08 | 2009-07-29 | Marc De Maeyer | Mobile gastronomic table for serving out food |
| EP2365273A2 (en) * | 2010-03-12 | 2011-09-14 | Günther Zimmer | Recoil damping system |
| CN202147993U (en) * | 2011-02-25 | 2012-02-22 | 南昌矿山机械有限公司 | Discharging adhesive tape machine for removable screen substation |
| CN202362591U (en) * | 2011-11-30 | 2012-08-01 | 珠海天威飞马打印耗材有限公司 | Shaft sleeve and toner cartridge using same |
| CN204687421U (en) * | 2015-05-19 | 2015-10-07 | 天津市有为印刷包装有限公司 | A kind of corrugated board rolling device of highly effective |
| CN205114301U (en) * | 2015-07-09 | 2016-03-30 | 徐工集团工程机械股份有限公司 | Fold and overspeed device tensioner and belt conveyor |
| CN105540151A (en) * | 2014-10-29 | 2016-05-04 | 徐工集团工程机械股份有限公司 | Folding and unloading height regulating device, method, conveyor and mobile type equipment |
| CN206156221U (en) * | 2016-08-19 | 2017-05-10 | 中国铁建重工集团有限公司 | Collapsible belt feeder |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004022214A1 (en) * | 2004-05-04 | 2005-12-01 | Heidelberger Druckmaschinen Ag | Folding and threading station of a folding box gluer |
| US7347311B2 (en) * | 2006-06-07 | 2008-03-25 | Volvo Construction Equipment Ab | Folding mechanism for road machinery foldable conveyors |
| US7891479B2 (en) * | 2007-09-07 | 2011-02-22 | Carl Evangelista | Modular conveyor system |
-
2016
- 2016-08-19 CN CN201610697750.8A patent/CN107758222B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002145427A (en) * | 2000-11-10 | 2002-05-22 | Yazaki Ind Chem Co Ltd | Foldable conveyor device |
| EP2082668A1 (en) * | 2003-04-08 | 2009-07-29 | Marc De Maeyer | Mobile gastronomic table for serving out food |
| EP2365273A2 (en) * | 2010-03-12 | 2011-09-14 | Günther Zimmer | Recoil damping system |
| CN202147993U (en) * | 2011-02-25 | 2012-02-22 | 南昌矿山机械有限公司 | Discharging adhesive tape machine for removable screen substation |
| CN202362591U (en) * | 2011-11-30 | 2012-08-01 | 珠海天威飞马打印耗材有限公司 | Shaft sleeve and toner cartridge using same |
| CN105540151A (en) * | 2014-10-29 | 2016-05-04 | 徐工集团工程机械股份有限公司 | Folding and unloading height regulating device, method, conveyor and mobile type equipment |
| CN204687421U (en) * | 2015-05-19 | 2015-10-07 | 天津市有为印刷包装有限公司 | A kind of corrugated board rolling device of highly effective |
| CN205114301U (en) * | 2015-07-09 | 2016-03-30 | 徐工集团工程机械股份有限公司 | Fold and overspeed device tensioner and belt conveyor |
| CN206156221U (en) * | 2016-08-19 | 2017-05-10 | 中国铁建重工集团有限公司 | Collapsible belt feeder |
Non-Patent Citations (1)
| Title |
|---|
| 重启与突破;孙滢;《中国机电工业》;20140331(第3期);第76-78页 * |
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| CN107758222A (en) | 2018-03-06 |
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