CN113830493A - Heat treating stove transmission chain - Google Patents
Heat treating stove transmission chain Download PDFInfo
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- CN113830493A CN113830493A CN202111293364.XA CN202111293364A CN113830493A CN 113830493 A CN113830493 A CN 113830493A CN 202111293364 A CN202111293364 A CN 202111293364A CN 113830493 A CN113830493 A CN 113830493A
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- Prior art keywords
- chain
- roller
- heat treatment
- treatment furnace
- group units
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- 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
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/30—Details; Auxiliary devices
- B65G17/38—Chains or like traction elements; Connections between traction elements and load-carriers
- B65G17/40—Chains acting as load-carriers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Tunnel Furnaces (AREA)
- Furnace Charging Or Discharging (AREA)
Abstract
The invention provides a heat treatment furnace transmission chain, which relates to the technical field of heat treatment conveying and comprises a plurality of chain group units and first chain plates, wherein the chain group units are arranged at intervals and are arranged on a bearing track in a rolling manner, at least two first chain plates are arranged between every two adjacent chain group units, the first chain plates are at least arranged at two sides of the corresponding chain group units, two ends of each first chain plate are respectively and rotatably connected with the two adjacent chain group units so as to enable the chain group units to be linked together, each first chain plate is provided with a first lightening hole, and the first lightening holes are arranged at intervals with the adjacent chain group units. Compared with the prior art, the heat treatment furnace transmission chain provided by the invention can realize a weight reduction effect, greatly reduce the weight of the heat treatment furnace transmission chain, reduce the energy consumption, avoid energy waste, prolong the service life of equipment and simultaneously ensure the structural strength of the heat treatment furnace transmission chain.
Description
Technical Field
The invention relates to the technical field of heat treatment conveying, in particular to a conveying chain of a heat treatment furnace.
Background
In heat treatment technical field, need send into the part or send out the furnace body, and heat treatment furnace is a lot of and send into the stove through the part of chain with handling and carry out heat treatment, and current transmission chain is too heavy, and the drive torque of drive speed reducer is great, therefore needs great powerful speed reducer, has increased chain and speed reducer acquisition cost, and it is high to use the energy consumption simultaneously, is unfavorable for environmental protection and energy saving.
In addition, one half of the chain conveys the workpieces in the furnace, and the other half of the chain returns outside the furnace for one circle. If the weight of the chain is too heavy, the chain absorbs heat in the furnace and emits heat outside the furnace, thereby causing waste of a large amount of energy. Moreover, the service life of the guide rail for supporting the chain in the furnace is shortened due to the too heavy weight of the chain, and the service life of the whole equipment is further shortened.
Disclosure of Invention
The invention solves the problems of reducing the weight of the chain, reducing the energy consumption, avoiding the energy waste and prolonging the service life of the equipment.
In order to solve the problems, the invention provides a heat treatment furnace transmission chain, which has the following specific scheme:
the embodiment provides a heat treatment furnace transmission chain, which comprises a plurality of chain group units and first chain plates, wherein the chain group units are arranged at intervals and are arranged on a bearing track in a rolling manner, at least two first chain plates are arranged between every two adjacent chain group units, at least one first chain plate is distributed on each of two sides of each chain group unit, two ends of each first chain plate are rotatably connected with the two adjacent chain group units respectively, so that the chain group units are connected together, each first chain plate is provided with a first lightening hole, and the first lightening holes are arranged at intervals with the adjacent chain group units.
In an optional implementation manner, each chain group unit includes a first chain pin, a second chain pin, a first roller, a second roller, and a second chain plate, where the first chain pin and the second chain pin are disposed at an interval, the first roller is movably and rotatably sleeved on the first chain pin, the second roller is rotatably sleeved on the second chain pin, one end of the second chain plate is rotatably connected to the first chain pin, and the other end of the second chain plate is rotatably connected to the second chain pin.
In an optional embodiment, a limiting ring groove is formed in the outer peripheral surface of the first roller, the limiting ring groove is annularly arranged on the first chain pin shaft and used for accommodating the bearing rail, and the outer diameter of the second roller is smaller than that of the first roller.
In an alternative embodiment, the first roller has an outer diameter at the centerline of the retainer ring groove that is greater than or equal to the outer diameter of the second roller.
In an alternative embodiment, the depth of the retainer ring groove is 10mm, and the difference between the outer diameter of the first roller and the outer diameter of the second roller is 10 mm.
In an optional implementation manner, a first weight-reducing ring groove is formed in an end face of the first roller, and the first weight-reducing ring groove is annularly arranged on the first chain pin shaft.
In an optional implementation manner, a second weight-reducing ring groove is formed in the end face of the second roller, and the second weight-reducing ring groove is annularly arranged on the second chain pin shaft.
In an optional embodiment, two first rollers are arranged on the first chain pin, two second rollers are arranged on the second chain pin, the second chain plates are arranged at two ends of each first roller, the second chain plates are arranged at two ends of each second roller, the first chain plates are arranged between every two adjacent first rollers, and the first chain plates are arranged between every two adjacent second rollers.
In an optional embodiment, each of the second link plates is provided with a second lightening hole, and the second lightening hole is spaced from both the first roller and the second roller.
In an alternative embodiment, the first lightening hole and the second lightening hole are both rectangular.
Compared with the prior art, the conveying chain of the heat treatment furnace provided by the invention has the following beneficial effects:
the heat treatment furnace transmission chain provided by the embodiment of the invention consists of a plurality of chain group units, two adjacent chain group units are connected by a first chain plate, the first chain plates are at least arranged at two sides of the corresponding chain group units, two ends of each first chain plate are respectively and rotatably connected with two adjacent chain group units, so that a plurality of chain group units are linked together, each first chain plate is provided with a first lightening hole which is arranged at intervals with the adjacent chain group units, the weight of the first chain plate can be greatly reduced by arranging the first lightening holes, thereby reducing the weight of the transmission chain of the whole heat treatment furnace, reducing the driving torque and the energy consumption, and the first lightening holes and the adjacent chain group units are arranged at intervals, so that the range of the first lightening holes on the first chain plate is not too large, and the structural strength of the first chain plate is ensured. Compared with the prior art, the heat treatment furnace transmission chain provided by the invention can realize a weight reduction effect, greatly reduce the weight of the heat treatment furnace transmission chain, reduce the energy consumption, avoid energy waste, prolong the service life of equipment and simultaneously ensure the structural strength of the heat treatment furnace transmission chain.
Drawings
FIG. 1 is a schematic structural diagram of a conveying chain of a heat treatment furnace according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the linkage structure of the chain grouping units in FIG. 1;
FIG. 3 is a schematic partial structure diagram of the chain grouping unit of FIG. 1;
fig. 4 is a schematic view illustrating an assembly of a conveying chain and a carrying rail of a heat treatment furnace according to an embodiment of the present invention.
Description of reference numerals:
10-heat treatment furnace transmission chain; 100-strand group units; 110-a first chain pin; 130-a second chain pin; 150-a first roller; 151-limit ring groove; 153-a first weight-reduction ring groove; 170-a second roller; 171-a second weight-reducing ring groove; 190-a second link plate; 191-a second lightening hole; 200-a first link plate; 210-a first lightening hole; 300-carrying the track.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
It is noted that the detailed description of the embodiments of the invention presented in the drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships conventionally put on the products of the present invention when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As disclosed in the background art, the conveying chain of the heat treatment furnace in the prior art adopts structures such as an inner chain plate, an outer chain plate, two rods, a chain pin shaft and the like, and is used for conveying parts inside and outside the furnace. The inventor researches and discovers that the prior heat treatment furnace transmission chain has the following problems:
1. because each part all adopts solid construction, leads to the chain too heavy, and drive speed reducer drive moment of torsion is great, and the material is more, leads to chain and speed reducer acquisition cost and use energy consumption height.
2. One half of the chain conveys the workpieces in the furnace, and the other half returns outside the furnace for one circle. If the weight of the chain is too heavy, the chain absorbs heat in the furnace and emits heat outside the furnace, thereby causing waste of a large amount of energy.
3. The chain is so heavy that the service life of the guide rails supporting the chain in the furnace is shortened.
4. The chain roller adopts traditional cylindrical roller structure, and the guide rail width direction that is used for the support in the stove needs to be greater than the width of chain, and both sides still need set up the direction, and the mechanism is complicated, and the fault rate is high.
That is, the existing heat treatment furnace transmission chain has the problem of heavy overall weight, thereby causing the problems of increased energy consumption, energy waste and influence on service life. In addition, because the prior art transmission chain adopts the conventional cylindrical roller, a wider guide rail is required to be placed below the chain, the width direction of the guide rail for supporting in the furnace is required to be larger than the width of the chain, and the guide is required to be arranged on two sides, so that the mechanism is complex and the failure rate is high.
In order to solve the above problems, the present invention provides a novel heat treatment furnace conveying chain, and some embodiments of the present invention are described in detail below with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
Referring to fig. 1 to 4, the present embodiment provides a heat treatment furnace transmission chain 10, which can achieve a weight reduction effect, greatly reduce the weight of the heat treatment furnace transmission chain 10, reduce energy consumption, avoid energy waste, prolong the service life of equipment, and ensure the structural strength of the heat treatment furnace transmission chain 10. In addition, the heat treatment furnace transmission chain 10 provided by the embodiment can also reduce the width of the guide rail for bearing, and does not need to be provided with a guide structure, so that the structure of the whole conveying device is reduced, and the mechanism is simple and has low failure rate.
The heat treatment furnace conveying chain 10 provided by the embodiment comprises a plurality of chain group units 100 and a plurality of first chain plates 200, wherein the plurality of chain group units 100 are arranged at intervals and are arranged on the bearing rail 300 in a rolling manner, at least two first chain plates 200 are arranged between every two adjacent chain group units 100, the first chain plates 200 are at least arranged on two sides of the corresponding chain group unit 100, at least one first chain plate 200 is distributed on each side of each chain group unit 100, two ends of each first chain plate 200 are respectively and rotatably connected with two adjacent chain group units 100, so that the plurality of chain group units 100 are connected together, a first lightening hole 210 is formed in each first chain plate 200, and the first lightening holes 210 are arranged at intervals with the adjacent chain group units 100.
In the embodiment, the plurality of chain group units 100 and the plurality of first chain plates 200 are connected with each other to jointly form a conventional chain structure, each first chain plate 200 is provided with a first weight-reducing hole 210, the first weight-reducing holes 210 are arranged at intervals with the adjacent chain group units 100, the weight of the first chain plate 200 can be greatly reduced by arranging the first weight-reducing holes 210, and further the weight of the whole heat treatment furnace transmission chain 10 is reduced, and the first weight-reducing holes 210 are arranged at intervals with the adjacent chain group units 100, so that the range of the first weight-reducing holes 210 on the first chain plates 200 is not too large, and the structural strength of the first chain plates 200 is ensured. Therefore, the heat treatment furnace transmission chain 10 provided by the embodiment has light weight, can realize weight reduction effect, greatly reduces the weight of the heat treatment furnace transmission chain 10, reduces the energy consumption, avoids energy waste, prolongs the service life of equipment, and can ensure the structural strength.
In the actual use process, the conveying of the parts can be realized by adopting a mode that two conveying chains of the heat treatment furnace are arranged in parallel.
Each chain set unit 100 includes a first chain pin 110, a second chain pin 130, a first roller 150, a second roller 170, and a second chain plate 190, the first chain pin 110 and the second chain pin 130 are disposed at intervals, the first roller 150 is rotatably sleeved on the first chain pin 110, the second roller 170 is rotatably sleeved on the second chain pin 130, one end of the second chain plate 190 is rotatably connected to the first chain pin 110, and the other end of the second chain plate 190 is rotatably connected to the second chain pin 130.
In this embodiment, in each chain set unit 100, the first chain pin 110 and the second chain pin 130 are parallel to each other, and the two ends of the first chain pin 110 are further provided with rivet caps, so that the first roller 150 and the second link plate 190 sleeved thereon cannot fall off from the first chain pin 110; meanwhile, the two ends of the second chain pin 130 are further provided with rivet cap structures, which can ensure that the second roller 170 and the second link plate 190 sleeved thereon cannot fall off from the second chain pin 130.
In this embodiment, the circumferential surface of the first roller 150 is provided with a limit ring groove 151, the limit ring groove 151 is annularly disposed on the first chain pin 110 for accommodating the bearing track 300, and the outer diameter of the second roller 170 is smaller than the outer diameter of the first roller 150. Specifically, the first roller 150 is generally cylindrical, and a limit ring groove 151 is formed in a middle position of an outer circumferential surface, and a depth direction of the limit ring groove 151 is along a radial direction of the first roller 150. By forming the limiting ring groove 151, on one hand, the weight of the first roller 150 is further reduced, and further the weight of the whole heat treatment furnace transmission chain 10 is reduced; on the other hand, the bearing rail 300 can be guided, that is, the first rollers 150 are all arranged on the bearing rail 300 through the limiting ring grooves 151 in a rolling manner, the side walls of the limiting ring grooves 151 and the bearing rail 300 are limited mutually, and the accurate conveying of the heat treatment furnace conveying chain 10 is ensured. In addition, compared with the conventional cylindrical roller, here the first roller 150 is provided with the limit ring groove 151, and the width of the limit ring groove 151 is obviously lower than that of the first roller 150, so that the width of the bearing rail 300 is reduced, the material consumption of the bearing rail 300 is reduced, and no additional guide mechanism is needed, so that the mechanism of the whole device is simplified, and the failure rate in the use process is reduced.
In this embodiment, the outer diameter of the second roller 170 refers to the maximum diameter of the circumference on the outer circumferential surface of the second roller 170, the outer diameter of the first roller 150 also refers to the maximum diameter of the circumference on the outer circumferential surface of the first roller 150, and the outer diameter of the first roller 150 is generally the diameter of the circumference on the outer circumferential surface on both sides of the retainer ring groove 151. The roller size used in the conventional technology is the same as the outer diameter of the first roller 150, and the outer diameter of the second roller 170 in this embodiment is also smaller than the outer diameter of the first roller 150, so that the size of the second roller 170 is further reduced, the material consumption of the second roller 170 is reduced, and the weight of the heat treatment furnace transmission chain 10 is further reduced.
In this embodiment, the outer diameter of the first roller 150 at the center line of the retainer ring grooves 151 is greater than or equal to the outer diameter of the second roller 170. Specifically, the outer diameter of the first roller 150 at the center line of the retainer ring groove 151 is equal to the outer diameter of the second roller 170, so that during the actual conveying process, the first roller 150 and the second roller 170 are both located on the same horizontal plane and simultaneously abut against the bearing rail 300, and a good supporting and guiding effect is achieved. Of course, if the outer diameter of the first roller 150 at the center line of the retainer ring groove 151 is larger than the outer diameter of the second roller 170, only the first roller 150 abuts against the bearing rail 300, and the second roller 170 is suspended above the bearing rail 300 due to the smaller size, which can also achieve good supporting and guiding effects.
It should be noted that the outer diameter of the first roller 150 at the center line of the retainer ring groove 151 herein refers to the diameter of the center line circumference on the bottom wall of the retainer ring groove 151, i.e., the diameter of the circumference on the surface of the bottom wall of the retainer ring groove 151 that is spaced from both side walls by the same distance.
Preferably, in this embodiment, the depth of the retainer ring groove 151 is 10mm, and the difference between the outer diameter of the first roller 150 and the outer diameter of the second roller 170 is 10 mm. Specifically, the outer diameter of the first roller 150 at the center line of the retainer ring groove 151 is equal to the outer diameter of the second roller 170, and the depth of the retainer ring groove 151, i.e., the outer diameter of the first roller 150, is the same as the outer diameter at the center line of the retainer ring groove 151, so that both the bottom wall of the retainer ring groove 151 and the second roller 170 are supported on the bearing rail 300.
In this embodiment, a first weight-reducing ring groove 153 is formed on an end surface of the first roller 150, and the first weight-reducing ring groove 153 is annularly disposed on the first chain pin 110. Specifically, the end surfaces of the two ends of the first roller 150 are both provided with first weight-reducing ring grooves 153, the opening direction of the first weight-reducing ring grooves 153 is parallel to the axial direction of the first chain pin 110, and the first weight-reducing ring grooves 153 are not communicated with the limiting ring groove 151, so that the structural strength of the first roller 150 is ensured. In addition, by forming the first lightening ring groove 153, the end surface of the first roller 150 can be hollowed, so that the weight and the material of the first roller 150 are further reduced, and the lightening effect is further achieved.
In this embodiment, a second weight-reduction ring groove 171 is formed on an end surface of the second roller 170, and the second weight-reduction ring groove 171 is annularly disposed on the second chain pin 130. Specifically, the end surfaces of the two ends of the second roller 170 are both provided with second weight reduction ring grooves 171, the opening direction of the second weight reduction ring grooves 171 is parallel to the axial direction of the second chain pin 130, and the second weight reduction ring grooves 171 are provided, so that hollowing can be performed on the end surfaces of the second roller 170, the weight and the material consumption of the second roller 170 are further reduced, and the weight reduction effect is further realized.
In this embodiment, two first rollers 150 are disposed on first chain pin 110, two second rollers 170 are disposed on second chain pin 130, second link plates 190 are disposed at two ends of each first roller 150, second link plates 190 are disposed at two ends of each second roller 170, a first link plate 200 is disposed between two adjacent first rollers 150, and a first link plate 200 is disposed between two adjacent second rollers 170. Specifically, two second chain plates 190 are disposed between the two first rollers 150, two second chain plates 190 are also disposed between the two second rollers 170, and a first chain plate 200 is disposed between the ends of the two second chain plates 190, thereby forming a chain structure, and by providing two sets of chain units, the structural strength and conveying capacity of the heat treatment furnace conveying chain 10 can be further enhanced. In addition, there are two lower bearing rails 300, and the two bearing rails 300 are respectively matched with the limiting ring grooves 151 on the two first rollers 150.
In this embodiment, each second link plate 190 is provided with a second lightening hole 191, and the second lightening hole 191 is spaced apart from the first roller 150 and the second roller 170. Specifically, the first link plate 200 and the second link plate 190 have the same size and shape, and the first lightening holes 210 and the second lightening holes 191 have the same size and shape, so that the first link plate 200 and the second link plate 190 are conveniently manufactured. By arranging the second lightening holes 191, and arranging the second lightening holes 191 at intervals with the second roller 170, on one hand, the weight and the material consumption of the second chain plate 190 are further reduced, and on the other hand, the structural strength of the second chain plate 190 is also ensured.
In the embodiment, the first lightening holes 210 and the second lightening holes 191 are rectangular and have the same size, so that on one hand, the lightening effect is achieved, and on the other hand, the structural strength of the first chain plate 200 and the second chain plate 190 is also ensured.
In summary, the present embodiment provides a conveying chain 10 of a heat treatment furnace, which is composed of a plurality of chain unit units 100, and two adjacent chain group units 100 are connected by a first link plate 200, and the first link plates 200 are arranged at least at two sides of the corresponding chain group unit 100, two ends of each first link plate 200 are respectively rotatably connected with two adjacent chain group units 100, so that a plurality of chain unit 100 are linked together, and each first link plate 200 is provided with a first lightening hole 210, the first lightening hole 210 is arranged at intervals with the adjacent chain unit 100, by forming the first lightening holes 210, the weight of the first link plate 200 can be greatly reduced, thereby reducing the weight of the whole heat treatment furnace transmission chain 10, and the first lightening holes 210 are arranged at intervals with the adjacent chain group units 100, the range of the first lightening holes 210 of the first link plate 200 is not too large, thereby ensuring the structural strength of the first link plate 200. And through setting up spacing annular 151, realized on the one hand losing weight effect, on the other hand has realized the direction to bearing track 300, has avoided additionally setting up guide structure, has simplified whole conveying equipment's structure, has also reduced the fault rate. The heat treatment furnace transmission chain 10 provided by the embodiment can realize a weight reduction effect, greatly reduce the weight of the heat treatment furnace transmission chain 10, reduce the energy consumption, avoid energy waste, prolong the service life of equipment, ensure the structural strength of the heat treatment furnace transmission chain 10, simplify the structure and reduce the failure rate.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The transmission chain of the heat treatment furnace is characterized by comprising a plurality of chain group units and a plurality of first chain plates, wherein the chain group units are arranged at intervals and are arranged on a bearing track in a rolling manner, at least two first chain plates are arranged between every two adjacent chain group units, at least one first chain plate is distributed on each of two sides of each chain group unit, two ends of each first chain plate are rotatably connected with the two adjacent chain group units respectively, so that the chain group units are connected together, each first chain plate is provided with a first lightening hole, and the first lightening holes are arranged at intervals with the adjacent chain group units.
2. The heat treatment furnace conveying chain of claim 1, wherein each chain set unit comprises a first chain pin, a second chain pin, a first roller, a second roller and a second chain plate, the first chain pin and the second chain pin are spaced apart, the first roller is movably and rotatably sleeved on the first chain pin, the second roller is rotatably sleeved on the second chain pin, one end of the second chain plate is rotatably connected with the first chain pin, and the other end of the second chain plate is rotatably connected with the second chain pin.
3. The heat treatment furnace conveying chain of claim 2, wherein the first roller is provided with a limiting ring groove on the outer peripheral surface, the limiting ring groove is annularly arranged on the first chain pin shaft and used for accommodating the bearing rail, and the outer diameter of the second roller is smaller than that of the first roller.
4. The heat treatment furnace transfer chain of claim 3, wherein the first roller has an outer diameter at the centerline of the retainer ring groove that is greater than or equal to the outer diameter of the second roller.
5. The heat treatment furnace transfer chain of claim 4, wherein the depth of the limiting ring groove is 10mm, and the difference between the outer diameter of the first roller and the outer diameter of the second roller is 10 mm.
6. The heat treatment furnace conveying chain of claim 2, wherein a first weight-reducing ring groove is formed in an end face of the first roller, and the first weight-reducing ring groove is annularly formed in the first chain pin.
7. The heat treatment furnace conveying chain of claim 2, wherein a second weight-reducing ring groove is formed in the end face of the second roller, and the second weight-reducing ring groove is annularly formed in the second chain pin.
8. The heat treatment furnace conveying chain of claim 2, wherein two first rollers are arranged on the first chain pin, two second rollers are arranged on the second chain pin, the second chain plate is arranged at each end of each first roller, the second chain plate is arranged at each end of each second roller, the first chain plate is arranged between every two adjacent first rollers, and the first chain plate is arranged between every two adjacent second rollers.
9. The heat treatment furnace conveying chain of claim 2, wherein each second link plate is provided with a second lightening hole, and the second lightening holes are spaced from the first roller and the second roller.
10. The heat treatment furnace transfer chain of claim 9, wherein the first lightening holes and the second lightening holes are rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111293364.XA CN113830493A (en) | 2021-11-03 | 2021-11-03 | Heat treating stove transmission chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111293364.XA CN113830493A (en) | 2021-11-03 | 2021-11-03 | Heat treating stove transmission chain |
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| CN113830493A true CN113830493A (en) | 2021-12-24 |
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| CN202111293364.XA Pending CN113830493A (en) | 2021-11-03 | 2021-11-03 | Heat treating stove transmission chain |
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| CN201284110Y (en) * | 2008-08-30 | 2009-08-05 | 江苏天奇物流系统工程股份有限公司 | Chain transfer machine |
| CN201866162U (en) * | 2010-12-01 | 2011-06-15 | 湖北虎牌链条制造有限责任公司 | Reinforced type double-row roller chain |
| CN203738314U (en) * | 2014-03-03 | 2014-07-30 | 深圳市浩宝自动化设备有限公司 | Wave-soldering transmission structure |
| CN204250783U (en) * | 2014-11-07 | 2015-04-08 | 中冶长天国际工程有限责任公司 | A kind of chain connecting gear and there is the conveyer of this chain connecting gear |
| CN205034651U (en) * | 2015-10-13 | 2016-02-17 | 中汽昌兴（洛阳）机电设备工程有限公司 | Chain and use conveyer of this chain |
| CN206243916U (en) * | 2016-12-07 | 2017-06-13 | 益阳赫山链条制造有限公司 | Lightweight engineered chain |
| CN107814138A (en) * | 2017-11-11 | 2018-03-20 | 河南森源电气股份有限公司 | A kind of article transport means |
| CN110027850A (en) * | 2019-05-16 | 2019-07-19 | 山东吉鲁汽车改装有限公司 | A kind of chain and matched conveyer belt |
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Application publication date: 20211224 |