CN109538726B - Synchronous transmission mechanism of roller furnace - Google Patents
Synchronous transmission mechanism of roller furnace Download PDFInfo
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- CN109538726B CN109538726B CN201811484357.6A CN201811484357A CN109538726B CN 109538726 B CN109538726 B CN 109538726B CN 201811484357 A CN201811484357 A CN 201811484357A CN 109538726 B CN109538726 B CN 109538726B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
- F16H47/02—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The invention discloses a synchronous transmission mechanism of a roller furnace in the technical field of transmission mechanisms of heat treatment furnaces, which comprises two groups of parallel transmission brackets, wherein the left sides of the two groups of transmission brackets are respectively provided with a pneumatic cylinder placing table, the top end surface of the pneumatic cylinder placing table is provided with a pneumatic cylinder, the right side of the pneumatic cylinder is inserted with a piston rod, the right side of the piston rod is provided with a rotating connecting block, the outer side of the rotating connecting block is movably connected with the left side of a driving rod, the right side of the driving rod is connected with a connecting shaft through a bearing, the other end of the connecting shaft is connected with a connecting rod, the connecting rod is provided with a connecting device in a penetrating way, the other end of the connecting device is connected with a rotating wheel, a rotating shaft is arranged between the middle parts of the front and back two groups of corresponding rotating, the device simple structure, the easy dismouting of structure, cost of maintenance is lower, and synchronous precision is high.
Description
Technical Field
The invention relates to the technical field of transmission mechanisms of heat treatment furnaces, in particular to a synchronous transmission mechanism of a roller-bar furnace.
Background
In order to achieve the purpose of synchronous transmission, the traditional roller rod transmission mechanism adopts gear meshing for synchronous transmission, and dust easily enters between gears, so that the gears are easily abraded and have short service life. And when gear engagement is inhomogeneous, can accelerate the wearing and tearing of gear, the noise is also big, when the device need be maintained or when changing, need dismantle the tie-key in the gear connection one by one, complex operation adopts chain drive, uses the chain to cause the disjointing because of the pitch grow for a long time, and worm-and-gear transmission efficiency is lower, should not be under high-power long-term continuous operation. Therefore, a synchronous transmission mechanism of the roller furnace is provided.
Disclosure of Invention
The invention aims to provide a synchronous transmission mechanism of a roller furnace, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a synchronous drive mechanism of roller stick stove, includes two sets of parallel transmission supports, the left side of two sets of transmission supports all is provided with the pneumatic cylinder and places the platform, the top end face that the platform was placed to the pneumatic cylinder is provided with the pneumatic cylinder, peg graft on the right side of pneumatic cylinder has the piston rod, the right side of piston rod is provided with the rotation connecting block, the outside swing joint who rotates the connecting block has the left side of actuating lever, the right side of actuating lever is connected with the connecting axle through the bearing, the other end of connecting axle is connected with the connecting rod, the connecting rod runs through and is provided with connecting device, the rotation wheel is connected to connecting device's the other end, and the front and back two sets of correspondences be provided with the axis of rotation between the middle part of rotation wheel.
Preferably, stepped rectangular holes are formed in the front and rear of the connecting rod in a penetrating mode, and the size of each stepped rectangular hole is the same as the size of the cross section of the connecting device.
Preferably, the connecting device comprises a rectangular block matched with a large rectangular hole at the front end of the stepped rectangular hole, a rectangular rod is arranged on the left side of the rectangular block, an upper elastic wedge block and a lower elastic wedge block are arranged on the left side of the rectangular rod, a clamping block is arranged on the outer side of each elastic wedge block, and a stress spring is connected between the elastic wedge blocks.
Preferably, the rotating wheel comprises a front-and-back double-layer rim, a cross spoke is arranged in the middle of the rim, a shaft hole is formed in the center of the cross spoke, a rotating shaft is inserted into the shaft hole, a fixing sleeve is arranged at the top of the front end of the cross spoke, and four groups of screw holes are formed in the front end face of the rim by taking the hole center of the shaft hole as a central annular array.
Preferably, the left side and the right side of the fixed sleeve are provided with clamping holes matched with the clamping blocks.
Preferably, the binding surface of the double-layer rim is provided with four groups of rectangular clamping grooves matched with the cross spokes, and the cross spokes are in gapless fit with the rectangular clamping grooves.
Preferably, the fixed sleeves of the rotating wheels corresponding to the front and the rear are arranged at the difference of 180 degrees between the spokes of the cross.
Preferably, the use method of the synchronous transmission mechanism of the roller-bar furnace comprises the following steps:
s1: the rotating wheel is sleeved on the front and rear outer walls of the rotating shaft through a shaft hole, the connecting device penetrates through a stepped rectangular hole of the connecting rod, a clamping block of the connecting device is clamped into clamping holes formed in the left side and the right side of the fixed sleeve under the elastic action of the elastic wedge-shaped block and the stress spring, and the connecting rod is fixedly connected with the rotating wheel;
s2: the end face of the inner side of the right side of the driving rod is rotatably connected with the middle part of the connecting rod through a connecting shaft, and the other end of the driving rod is connected with a piston rod on the right side of the pneumatic cylinder through a rotating connecting block;
s3: the two groups of pneumatic cylinders are started, the piston rods are driven by the two groups of pneumatic cylinders in a half-cycle mode, the piston rods push and pull the driving rods through the rotating connecting block, the driving rods push and pull the connecting shaft push and pull the connecting rods, the front group of connecting rods and the rear group of connecting rods push and pull the five groups of rotating wheels in a staggered mode, complete rotation of the rotating wheels is guaranteed, the rotating wheels rotate to drive the rotating shafts to rotate, and the rotating shafts.
Compared with the prior art, the invention has the beneficial effects that:
1. the pneumatic cylinder is used as a power source, the noise is smaller than that of a driving motor, the multiple groups of rotating wheels are connected by adopting the connecting rods, the rotation of the multiple groups of rotating wheels is synchronous, the fixed sleeves on the front and rear corresponding rotating wheels are arranged with a 180-degree difference, the front and rear groups of connecting rods alternately push and pull the rotating wheels, and the multiple groups of rotating wheels realize synchronous rotation;
2. adopt the ingenious connecting device of structure, the fixture block and the elasticity wedge and the fixed cover joint of cooperation rethread rear side are cup jointed to rectangular block and rectangular rod and ladder rectangular hole, only need extrude the fixture block in the fixed cover left and right sides card hole when dismantling the change, take out connecting device, can dismantle fast, and it is convenient to maintain and change.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the linkage arrangement of the present invention;
FIG. 3 is a schematic view of a connecting device according to the present invention;
FIG. 4 is a schematic view of a rotating wheel according to the present invention;
fig. 5 is a schematic view of the internal structure of the rotating wheel of the present invention.
In the figure: the pneumatic device comprises a transmission support 1, a pneumatic cylinder placing table 2, a pneumatic cylinder 3, a piston rod 4, a rotary connecting block 5, a driving rod 6, a connecting shaft 7, a connecting rod 8, a stepped rectangular hole 81, a connecting device 9, a rectangular block 91, a rectangular rod 92, an elastic wedge-shaped block 93, a clamping block 94, a stress spring 95, a fixing sleeve 10, a rotary wheel 11, a wheel rim 111, a cross-shaped spoke 112, a shaft hole 113, a screw hole 114, a rectangular clamping groove 115, a rotary shaft 12 and a rotary roller 13.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-5, the present invention provides a technical solution: a synchronous transmission mechanism of a roller furnace comprises two groups of transmission supports 1 which are parallel front and back, the left sides of the two groups of transmission supports 1 are respectively provided with a pneumatic cylinder placing table 2, the top end surface of the pneumatic cylinder placing table 2 is provided with a pneumatic cylinder 3, the right side of the pneumatic cylinder 3 is inserted with a piston rod 4, the right side of the piston rod 4 is provided with a rotating connecting block 5, the outer side of the rotating connecting block 5 is movably connected with the left side of a driving rod 6, the right side of the driving rod 6 is connected with a connecting shaft 7 through a bearing, the other end of the connecting shaft 7 is connected with a connecting rod 8, the connecting rod 8 is provided with a connecting device 9 in a penetrating way, the other end of the connecting device 9 is connected with a rotating wheel 11, and the outer wall of the rotating shaft 12 between the two side plates of the transmission bracket 1 is provided with a rotating roller 13.
Stepped rectangular holes 81 penetrate through the front and the back of the connecting rod 8, the size of each stepped rectangular hole 81 is the same as that of the cross section of the connecting device 9, and the stepped rectangular holes 81 are matched and sleeved with the rectangular blocks 91 and the rectangular rods 92, so that the connecting rod 8 and the rotating wheel 11 are fixedly connected;
the connecting device 9 comprises a rectangular block 91 matched with a large rectangular hole at the front end of the stepped rectangular hole 81, a rectangular rod 92 is arranged on the left side of the rectangular block 91, an upper elastic wedge block and a lower elastic wedge block 93 are arranged on the left side of the rectangular rod 92, a clamping block 94 is arranged on the outer side of each elastic wedge block 93, a stress spring 95 is connected between the elastic wedge blocks 93, the rear end of the connecting device 9 is inserted into the fixed sleeve 10 and is clamped and fixed with clamping holes on the left side and the right side of the fixed sleeve 10 through the clamping blocks 94;
the rotating wheel 11 comprises a front-back double-layer rim 111, a cross spoke 112 is arranged in the middle of the rim 111, a shaft hole 113 is formed in the center of the cross spoke 112, a rotating shaft 12 is inserted into the shaft hole 113, a fixed sleeve 10 is arranged at the top of the front end of the cross spoke 112, four groups of screw holes 114 are formed in the front end face of the rim 111 in an annular array mode by taking the hole center of the shaft hole 113 as the center, and the double-layer rim 111 facilitates the assembly and disassembly of the cross spoke 112;
the left side and the right side of the fixed sleeve 10 are provided with clamping holes matched with the clamping blocks 94, the clamping blocks 94 are clamped and fixed with the clamping holes on the left side and the right side of the fixed sleeve 10, and the disassembly only needs to extrude the clamping blocks 94 and draw out the connecting device 9;
four groups of rectangular clamping grooves 115 matched with the cross spokes 112 are formed in the binding surface of the double-layer rim 111, the cross spokes 112 are in gapless fit with the rectangular clamping grooves 115, the cross spokes 112 are stably installed and cannot shake, and the synchronous precision of transmission is prevented from being influenced;
the fixed sleeves 10 of the rotating wheels 11 corresponding to the front and the back are arranged at the difference of 180 degrees between the cross spokes 112, and the rotating wheels 11 are driven to rotate by always keeping the pushing force and the pulling force.
A use method of a synchronous transmission mechanism of a roller furnace comprises the following steps:
s1: the rotating wheel 11 is sleeved on the front and rear outer walls of the rotating shaft 12 through the shaft hole 113, the connecting device 9 penetrates through the stepped rectangular hole 81 of the connecting rod 8, the clamping block 94 of the connecting device 9 is clamped into the clamping holes formed in the left side and the right side of the fixed sleeve 10 under the elastic action of the elastic wedge-shaped block 93 and the stress spring 95, and the connecting rod 8 is fixedly connected with the rotating wheel 11;
s2: the end face of the inner side of the right side of the driving rod 6 is rotatably connected with the middle part of the connecting rod 8 through a connecting shaft 7, and the other end of the driving rod 6 is connected with a piston rod 4 on the right side of the pneumatic cylinder 3 through a rotating connecting block 5;
s3: two sets of pneumatic cylinders 3 are started, two sets of pneumatic cylinders 3 drive a piston rod 4 in a half-cycle mode, the piston rod 4 pushes and pulls a driving rod 6 through a rotating connecting block 5, the driving rod 6 pushes and pulls a connecting rod 8 through a connecting shaft 7, the front and rear two sets of connecting rods 8 push and pull five sets of rotating wheels 11 in a staggered mode, complete rotation of the rotating wheels 11 is guaranteed, the rotating wheels 11 rotate to drive a rotating shaft 12 to rotate, and the rotating shaft 12 drives a rotating roller 13 to rotate synchronously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a synchronous drive mechanism of roller stove, includes two sets of transmission support (1) of parallel, its characterized in that: the pneumatic cylinder placing table (2) is arranged on the left sides of the two groups of transmission supports (1), the pneumatic cylinder placing table (2) is provided with a pneumatic cylinder (3) on the top end face, a piston rod (4) is inserted into the right side of the pneumatic cylinder (3), a rotating connecting block (5) is arranged on the right side of the piston rod (4), the outer side of the rotating connecting block (5) is movably connected with the left side of a driving rod (6), the right side of the driving rod (6) is connected with a connecting shaft (7) through a bearing, the other end of the connecting shaft (7) is connected with a connecting rod (8), the connecting rod (8) is provided with a connecting device (9) in a penetrating way, the other end of the connecting device (9) is connected with a rotating wheel (11), a rotating shaft (12) is arranged between the middle parts of the rotating wheels (11), and the outer wall that axis of rotation (12) is located between the both sides board of transmission bracket (1) is provided with live-rollers (13), connecting device (9) include with ladder rectangular hole (81) big rectangular hole complex rectangular block (91) of front end, the left side of rectangular block (91) is provided with rectangular pole (92), the left side of rectangular pole (92) is provided with two sets of elasticity wedge (93) from top to bottom, the outside of elasticity wedge (93) is provided with fixture block (94), be connected with stress spring (95) between elasticity wedge (93), it is double-deck rim (111) around wheel (11) includes, rim (111) middle part is provided with cross spoke (112), the center of cross spoke (112) is provided with shaft hole (113), shaft hole (113) are pegged graft and are had axis of rotation (12), cross spoke (112) front end top is provided with fixed cover (10), the front end face of the rim (111) is provided with four groups of screw holes (114) in an annular array by taking the hole center of the shaft hole (113) as the center.
2. The synchronous transmission mechanism of the roller furnace according to claim 1, characterized in that: the front and the back of the connecting rod (8) are provided with stepped rectangular holes (81) in a penetrating mode, and the size of the stepped rectangular holes (81) is the same as that of the cross section of the connecting device (9).
3. The synchronous transmission mechanism of the roller furnace according to claim 1, characterized in that: the left side and the right side of the fixed sleeve (10) are provided with clamping holes matched with the clamping blocks (94).
4. The synchronous transmission mechanism of the roller furnace according to claim 1, characterized in that: the binding face of the double-layer rim (111) is provided with four groups of rectangular clamping grooves (115) matched with the cross spokes (112), and the cross spokes (112) are in gapless fit with the rectangular clamping grooves (115).
5. The synchronous transmission mechanism of the roller furnace according to claim 1, characterized in that: the fixed sleeves (10) of the rotating wheels (11) corresponding to the front and the rear are arranged at the difference of 180 degrees between the cross spokes (112).
6. A method for using a synchronous drive mechanism of a roller furnace according to claim 1, wherein:
s1: sleeving a rotating wheel (11) on the front outer wall and the rear outer wall of a rotating shaft (12) through a shaft hole (113), penetrating a stepped rectangular hole (81) of a connecting rod (8) by using a connecting device (9), and clamping blocks (94) of the connecting device (9) are clamped into clamping holes formed in the left side and the right side of a fixed sleeve (10) under the elastic action of an elastic wedge-shaped block (93) and a stress spring (95) to fixedly connect the connecting rod (8) and the rotating wheel (11);
s2: the end face of the inner side of the right side of the driving rod (6) is rotatably connected with the middle part of the connecting rod (8) through a connecting shaft (7), and the other end of the driving rod (6) is connected with a piston rod (4) on the right side of the pneumatic cylinder (3) through a rotating connecting block (5);
s3: start two sets of pneumatic cylinders (3), two sets of pneumatic cylinders (3) differ and drive piston rod (4) half cycle, piston rod (4) are through rotating connecting block (5) push-and-pull actuating lever (6), actuating lever (6) are through connecting axle (7) push-and-pull connecting rod (8), two sets of connecting rods (8) crisscross promotion and five groups of running wheel (11) of pulling around, guarantee to rotate the complete rotation of running wheel (11), running wheel (11) are rotated and are driven axis of rotation (12) and rotate, axis of rotation (12) drive live-rollers (13) synchronous rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484357.6A CN109538726B (en) | 2018-12-06 | 2018-12-06 | Synchronous transmission mechanism of roller furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484357.6A CN109538726B (en) | 2018-12-06 | 2018-12-06 | Synchronous transmission mechanism of roller furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109538726A CN109538726A (en) | 2019-03-29 |
| CN109538726B true CN109538726B (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811484357.6A Active CN109538726B (en) | 2018-12-06 | 2018-12-06 | Synchronous transmission mechanism of roller furnace |
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| FR3040041B1 (en) * | 2015-08-10 | 2017-08-25 | Messier Bugatti Dowty | AIRCRAFT AIRCRAFT ENGINEER WITH A GEAR GUIDANCE CONTROL OF THE TYPE A PINION-CREMAILLIERE. |
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|---|---|---|---|---|
| CN2648182Y (en) * | 2003-08-19 | 2004-10-13 | 叶昌熹 | Multifunction driving gearbox |
| CN2823678Y (en) * | 2005-08-16 | 2006-10-04 | 中国第二重型机械集团公司 | Guide plate synchronous displacement driving mechanism |
| CN103147858A (en) * | 2013-02-28 | 2013-06-12 | 长城汽车股份有限公司 | Engine |
| CN104179922A (en) * | 2014-07-28 | 2014-12-03 | 邹新鹏 | Mechanical transmission device |
| CN104455279A (en) * | 2014-12-01 | 2015-03-25 | 常州飞腾化工有限公司 | Pneumatic intermittent feeding mechanism |
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| CN109538726A (en) | 2019-03-29 |
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