Drying box chain plate tensioning device capable of keeping synchronous opening

Abstract

The utility model discloses a drying box chain plate tensioning device capable of keeping synchronous opening, and belongs to the technical field of chain plates. A drying box chain plate tensioning device capable of keeping synchronous opening comprises a chain plate frame and a metal chain plate, the chain plate frame comprises adjusting shaft brackets and fixing shaft brackets, limiting partition plates are arranged at one ends of the adjusting shaft brackets and one ends of the fixing shaft brackets, and a driven connecting shaft is arranged between the adjusting shaft brackets. In order to solve the problems that gaps exist between chain plates of chain plate conveying equipment, so that rotary conveying operation of the chain plates is achieved, the gaps can cause a certain loose space to exist in the whole chain plate structure, once goods are too heavy, the chain plates are sunken, and the stability of goods conveying is affected. The roll shaft structure in the roll shaft supporting plate can guarantee normal rotation of the metal chain plate, the whole metal chain plate is tensioned through the roll shaft supporting plate, in this way, the situation that the upper portion of the metal chain plate is sunken in the conveying process can be effectively avoided, and goods can be conveyed in a horizontal state.

Description

Technical Field

[0001] The utility model relates to the technical field of chain plates, in particular to a drying box chain plate tensioning device capable of maintaining synchronous opening. Background Art

[0002] A Chinese patent with publication number CN211495598U discloses a chain conveyor. Through a new structure combining a chain and a conveyor belt, sticky and wet materials can be transported smoothly, effectively solving the problem of sticky and wet materials being easily blocked. Through the coordinated use of a meat wheel device, a tail wheel device and a support guide rail, long-distance material transportation can be carried out, reducing the labor intensity of workers, improving factory production efficiency, and at the same time being able to withstand greater warehouse pressure caused by materials.

[0003] In the above patent, there are gaps between the chain plates of the chain conveyor equipment, so as to realize the rotating conveying operation of the chain plates. This gap will cause a certain amount of slack space in the entire chain plate structure. Once the goods are too heavy and the chain plates are sunken, it will affect the stability of the goods transportation. Utility Model Content

[0004] The utility model aims to provide a drying box chain plate tensioning device which can maintain synchronous opening, and can solve the problems in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drying box chain plate tensioning device that can maintain synchronous opening, comprising a chain plate frame and a metal chain plate, the chain plate frame comprising an adjusting shaft frame and a fixing shaft frame, one end of the adjusting shaft frame and the fixing shaft frame are both provided with a limiting partition, a driven coupling is arranged between the adjusting shaft frames, the driven coupling is rotatably connected to the adjusting shaft frame, a transmission coupling is arranged on the inner side of the fixing shaft frame, the transmission coupling is rotatably connected to the fixing shaft frame, the driven coupling and the transmission coupling are installed at both ends of the metal chain plates, a driving motor is arranged between the metal chain plates, a synchronous transmission is arranged on the outer side of one end of the fixing shaft frame, and the synchronous transmission is combined and connected with the transmission coupling.

[0006] Preferably, a resist shaft is provided on the outer side of the adjusting shaft frame, and a locking shaft is provided on the outer side of the fixing shaft frame. The resist shaft is connected to the adjusting shaft frame by bolts, and the locking shaft is connected to the fixing shaft frame by bolts. An adjusting screw is provided inside the locking shaft, and the adjusting screw is connected to the locking shaft by an internal thread. The adjusting screw extends to one side of the resist shaft, and the adjusting shaft frame and the fixing shaft frame are slidably connected by a track.

[0007] Preferably, a reduction pulley is provided on the outer surface of the synchronous transmission, a tensioning wheel is provided on the side above the reduction pulley, one end of the transmission coupling extends to the surface of the synchronous transmission, the tensioning wheel, the reduction pulley and the transmission coupling are rotationally connected through a synchronous track, and the tensioning wheel is slidingly connected to the synchronous transmission.

[0008] Preferably, an electrically controlled clamp is provided on one side of the reduction wheel, the electrically controlled clamp is connected to the synchronous transmission by bolts, a rubber block is provided on the inner side of the electrically controlled clamp, an adjustment hole groove is provided on the outer surface of the synchronous transmission, and bolts are provided inside the adjustment hole groove.

[0009] Preferably, a plurality of chain plate gears are provided inside the metal chain plate, the chain plate gears are meshingly connected with the metal chain plate, the driven connecting shaft and the transmission connecting shaft are connected with the chain plate gears by bolts, roller support plates are provided between the chain plate gears, tensioning connecting rods are provided above both ends of the roller support plates, a hanging cross plate is provided on one side of the tensioning connecting rod, and the hanging cross plate is respectively welded to the adjusting shaft frame and the fixing shaft frame.

[0010] Preferably, the metal chain plate includes horizontal pads, chain shafts are arranged between the horizontal pads, and the horizontal pads are rotatably connected through the chain shafts. The tensioning link includes a support plate, a hanger, a hydraulic hinge and a swing arm hinge. The hydraulic hinge is installed below the swing arm hinge. The hanger is connected to the suspension cross plate by bolts, and the support plate is connected to the roller support plate by bolts.

[0011] Preferably, a main swing shaft is provided on one side of the swing arm hinge, and the main swing shaft is rotatably connected to the swing arm hinge, an auxiliary swing shaft is provided in the middle section of the main swing shaft, and the auxiliary swing shaft is rotatably connected to the main swing shaft, a secondary hydraulic connecting rod is provided on one side of the hydraulic hinge, and the secondary hydraulic connecting rod is connected to the auxiliary swing shaft, a primary hydraulic connecting rod is provided between the main swing shaft and the support and pressure plate, and the support and pressure plate is rotatably connected to the primary hydraulic connecting rod and the auxiliary swing shaft respectively.

[0012] Preferably, a commutator is arranged above the driving motor, the commutator is connected to the driving motor via bolts, a transmission chain is arranged on one side of the commutator, and the commutator is rotationally connected to the driving coupling via the transmission chain.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, the tensioning connecting rods are respectively installed at the two ends inside the metal chain plate, and the tensioning connecting rod and the metal chain plate are connected through the roller support plate. When the metal chain plate collapses, the primary hydraulic connecting rod and the secondary hydraulic connecting rod extend outward respectively, and the main swing shaft and the auxiliary swing shaft are driven to extend by means of the extension and contraction of the two sets of hydraulic connecting rods. The supporting plate and the roller support plate connected to the supporting plate are pressed against the bottom area of ​​the metal chain plate through the auxiliary swing shaft. The roller structure inside the roller support plate can ensure the normal rotation of the metal chain plate, and the entire metal chain plate is tensioned by using the roller support plate, which can effectively avoid the situation that the top of the metal chain plate is sunken during transportation, so that the goods can be transported in a horizontal state;

[0015] 2. In the utility model, the transmission coupling is connected to the reduction wheel and the tension wheel by a crawler belt. When the transmission coupling rotates, the reduction wheel and the tension wheel are driven to rotate together through the crawler belt, and the electric control clamp on one side of the reduction wheel can be clamped. The rubber structure inside the electric control clamp can increase the friction resistance between the reduction wheel and the electric control clamp, thereby achieving a deceleration effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is the overall front view of the utility model;

[0017] Figure 2 It is an overall side view of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the drive motor of the utility model;

[0019] Figure 4 This is a schematic diagram of the metal chain plate structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the horizontal pad structure of the utility model;

[0021] Figure 6 This is a schematic diagram of the tensioning link structure of the utility model.

[0022] In the figure: 1, chain plate frame; 2, metal chain plate; 3, synchronous transmission; 4, driving motor; 5, tensioning link; 101, adjusting shaft frame; 102, fixing shaft frame; 103, limiting partition; 104, driven shaft; 105, driving shaft; 1011, shaft; 1021, locking shaft; 1022, adjusting screw; 201, chain plate gear; 202, roller support plate; 203, hanging cross plate; 204, chain Axle; 205, horizontal pad; 301, tensioner; 302, reduction wheel; 303, electric control clamp; 304, adjustment hole slot; 305, synchronous track; 401, commutator; 402, transmission chain; 501, bracket; 502, swing arm hinge; 503, support plate; 504, hydraulic hinge; 505, main swing shaft; 506, primary hydraulic connecting rod; 507, secondary hydraulic connecting rod; 508, auxiliary swing shaft. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In order to solve the problem of gaps between the chain plates of the chain conveyor equipment, so as to realize the rotating conveying operation of the chain plates, this gap will cause a certain amount of slack in the entire chain plate structure. Once the goods are too heavy and the chain plates are sunken, it will affect the stability of the goods conveying; please refer to Figure 1-6 , this embodiment provides the following technical solutions:

[0025] A drying oven chain plate tensioning device capable of maintaining synchronous opening comprises a chain plate frame 1 and a metal chain plate 2, the chain plate frame 1 comprises an adjusting shaft frame 101 and a fixing shaft frame 102, one end of the adjusting shaft frame 101 and the fixing shaft frame 102 are both provided with a limited spacer 103, a driven coupling 104 is provided between the adjusting shaft frames 101, the driven coupling 104 is rotatably connected to the adjusting shaft frame 101, a transmission coupling 105 is provided on the inner side of the fixing shaft frame 102, the transmission coupling 105 is rotatably connected to the fixing shaft frame 102, the driven coupling 104 and the transmission coupling 105 are installed at both ends of the metal chain plates 2, a driving motor 4 is provided between the metal chain plates 2, a synchronous transmission 3 is provided on the outer side of one end of the fixing shaft frame 102, the synchronous transmission 3 is combinedly connected with the transmission coupling 105, a counter shaft 1011 is provided on the outer side of the adjusting shaft frame 101, and a lock is provided on the outer side of the fixing shaft frame 102. The shaft 1021 and the counter shaft 1011 are connected with the adjusting shaft frame 101 by bolts, and the locking shaft 1021 is connected with the fixing shaft frame 102 by bolts. An adjusting screw rod 1022 is arranged inside the locking shaft 1021, and the adjusting screw rod 1022 is connected with the locking shaft 1021 by internal threads. The adjusting screw rod 1022 extends to one side of the counter shaft 1011, and the adjusting shaft frame 101 is connected with the fixing shaft frame 102 by rail sliding. A commutator 401 is arranged above the driving motor 4, and the commutator 401 is connected with the driving motor 4 by bolts. A transmission chain 402 is arranged on one side of the commutator 401, and the commutator 401 is rotatably connected with the driving coupling 105 through the transmission chain 402. The driving motor 4 is located on the inner side of the chain plate frame 1, and the driving motor 4 drives the driving coupling 105 to rotate through the commutator 401 and the transmission chain 402, thereby realizing the rotating transportation operation of the metal chain plate 2;

[0026] In this embodiment, the entire chain plate structure is installed inside the drying box through the fixed shaft frame 102, and the extension of the adjusting shaft frame 101 can be adjusted by adjusting the screw rod 1022 between the adjusting shaft frame 101 and the fixed shaft frame 102, so that the length of the entire chain plate conveying can be controlled, so as to adapt to different drying box sizes;

[0027] The outer surface of the synchronous transmission 3 is provided with a reduction wheel disc 302, and a tensioning wheel 301 is provided on one side above the reduction wheel disc 302. One end of the transmission coupling 105 extends to the surface of the synchronous transmission 3. The tensioning wheel 301, the reduction wheel disc 302 and the transmission coupling 105 are rotationally connected through a synchronous crawler 305. The tensioning wheel 301 is slidably connected with the synchronous transmission 3. An electric control clamping support 303 is provided on one side of the reduction wheel disc 302. The electric control clamping support 303 is connected to the synchronous transmission 3 by bolts. A rubber block is provided on the inner side of the electric control clamping support 303. An adjustment hole groove 304 is provided on the outer surface of the synchronous transmission 3, and bolts are provided inside the adjustment hole groove 304.

[0028] In this embodiment, the transmission coupling 105 is connected to the reduction wheel 302 and the tension wheel 301 by a crawler belt. When the transmission coupling 105 rotates, the reduction wheel 302 and the tension wheel 301 are driven to rotate together through the crawler belt, and the electric control clamping support 303 on one side of the reduction wheel 302 can be clamped. The rubber structure inside the electric control clamping support 303 can increase the friction resistance between the reduction wheel 302 and the electric control clamping support 303, thereby playing a role in deceleration.

[0029] A plurality of chain plate gears 201 are arranged inside the metal chain plate 2, and the chain plate gears 201 are meshed and connected with the metal chain plate 2, and the driven connecting shaft 104 and the transmission connecting shaft 105 are connected with the chain plate gears 201 by bolts, and roller support plates 202 are arranged between the chain plate gears 201, and tensioning connecting rods 5 are arranged above both ends of the roller support plates 202, and a hanging cross plate 203 is arranged on one side of the tensioning connecting rod 5, and the hanging cross plate 203 is respectively welded to the adjusting shaft frame 101 and the fixing shaft frame 102, and the metal chain plate 2 includes horizontal pads 205, and chain shafts 204 are arranged between the horizontal pads 205, and the horizontal pads 205 are rotatably connected by the chain shafts 204, and the tensioning connecting rod 5 includes a support plate 503, a bracket 501, a hydraulic hinge 504 and a swing arm The hinge frame 502 and the hydraulic hinge frame 504 are installed below the swing arm hinge frame 502, the hanger 501 is connected to the suspension cross plate 203 by bolts, the support plate 503 is connected to the roller support plate 202 by bolts, a main swing shaft 505 is arranged on one side of the swing arm hinge frame 502, the main swing shaft 505 is rotatably connected to the swing arm hinge frame 502, an auxiliary swing shaft 508 is arranged in the middle section of the main swing shaft 505, the auxiliary swing shaft 508 is rotatably connected to the main swing shaft 505, a secondary hydraulic connecting rod 507 is arranged on one side of the hydraulic hinge frame 504, the secondary hydraulic connecting rod 507 is connected to the auxiliary swing shaft 508, a primary hydraulic connecting rod 506 is arranged between the main swing shaft 505 and the support plate 503, and the support plate 503 is rotatably connected to the primary hydraulic connecting rod 506 and the auxiliary swing shaft 508 respectively;

[0030] In this embodiment, the tensioning link 5 is respectively installed at the two ends inside the metal chain plate 2, and the tensioning link 5 is connected to the metal chain plate 2 through the roller support plate 202. When the metal chain plate 2 collapses, the first-level hydraulic connecting rod 506 and the second-level hydraulic connecting rod 507 extend outward respectively, and the main swing shaft 505 and the auxiliary swing shaft 508 are driven to extend by the extension and retraction of the two sets of hydraulic connecting rods. The supporting plate 503 and the roller support plate 202 connected to the supporting plate 503 are pressed against the bottom area of ​​the metal chain plate 2 through the auxiliary swing shaft 508. The roller structure inside the roller support plate 202 can ensure the normal rotation of the metal chain plate 2. The entire metal chain plate 2 is tensioned by using the roller support plate 202, which can effectively avoid the situation where the top of the metal chain plate 2 is sunken during transportation, so that the goods can be transported in a horizontal state.

[0031] Working principle: the whole chain plate structure is installed inside the drying box through the fixed shaft frame 102, and the extension of the adjusting shaft frame 101 can be adjusted by adjusting the screw rod 1022 between the adjusting shaft frame 101 and the fixed shaft frame 102, so that the length of the whole chain plate conveying can be controlled, so as to adapt to different drying box sizes, and the tensioning link 5 is installed at both ends of the metal chain plate 2, and the tensioning link 5 is connected to the metal chain plate 2 through the roller support plate 202. When the metal chain plate 2 collapses, the primary hydraulic connecting rod 506 and the secondary hydraulic connecting rod 50 7 are extended outwards respectively, and the main swing shaft 505 and the auxiliary swing shaft 508 are extended by means of the extension and retraction of the two sets of hydraulic connecting rods. The supporting plate 503 and the roller support plate 202 connected to the supporting plate 503 are pressed against the bottom area of ​​the metal chain plate 2 through the auxiliary swing shaft 508. The roller structure inside the roller support plate 202 can ensure the normal rotation of the metal chain plate 2. The roller support plate 202 is used to tighten the entire metal chain plate 2, which can effectively avoid the situation where the upper part of the metal chain plate 2 is sunken during transportation, so that the goods can be transported in a horizontal state.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A drying oven chain tensioning device capable of maintaining synchronous opening, comprising a chain frame (1) and a metal chain (2), characterized in that: The chain plate frame (1) comprises an adjusting shaft frame (101) and a fixing shaft frame (102), one end of each of the adjusting shaft frame (101) and the fixing shaft frame (102) is provided with a limiting partition plate (103), a driven connecting shaft (104) is provided between the adjusting shaft frames (101), the driven connecting shaft (104) is rotatably connected to the adjusting shaft frame (101), a transmission connecting shaft (105) is provided on the inner side of the fixing shaft frame (102), the transmission connecting shaft (105) is rotatably connected to the fixing shaft frame (102), the driven connecting shaft (104) and the transmission connecting shaft (105) are mounted on the two ends of the metal chain plates (2), a driving motor (4) is provided between the metal chain plates (2), a synchronous transmission (3) is provided on the outer side of one end of the fixing shaft frame (102), and the synchronous transmission (3) is combined and connected with the transmission connecting shaft (105).

2. A drying box chain tensioning device capable of maintaining synchronous opening according to claim 1, characterized in that: The outer side of the adjusting shaft frame (101) is provided with a resisting shaft (1011), and the outer side of the fixing shaft frame (102) is provided with a locking shaft (1021); the resisting shaft (1011) and the adjusting shaft frame (101) are connected by bolts; the locking shaft (1021) and the fixing shaft frame (102) are connected by bolts; an adjusting screw rod (1022) is provided inside the locking shaft (1021); the adjusting screw rod (1022) and the locking shaft (1021) are connected by internal threads; the adjusting screw rod (1022) extends to one side of the resisting shaft (1011); and the adjusting shaft frame (101) and the fixing shaft frame (102) are connected by rail sliding.

3. A drying box chain tensioning device capable of maintaining synchronous opening according to claim 1, characterized in that: The outer surface of the synchronous transmission (3) is provided with a reduction wheel disc (302), and a tensioning wheel (301) is provided on one side above the reduction wheel disc (302). One end of the transmission coupling shaft (105) extends to the surface of the synchronous transmission (3). The tensioning wheel (301), the reduction wheel disc (302) and the transmission coupling shaft (105) are rotationally connected via a synchronous crawler (305), and the tensioning wheel (301) is slidingly connected to the synchronous transmission (3).

4. A drying box chain tensioning device capable of maintaining synchronous opening according to claim 3, characterized in that: An electric control clamp (303) is provided on one side of the reduction wheel (302), and the electric control clamp (303) is connected to the synchronous transmission (3) by bolts. A rubber block is provided on the inner side of the electric control clamp (303), and an adjustment hole groove (304) is provided on the outer surface of the synchronous transmission (3), and bolts are provided inside the adjustment hole groove (304).

5. The drying box chain tensioning device capable of maintaining synchronous opening according to claim 1, characterized in that: A plurality of chain plate gears (201) are arranged inside the metal chain plate (2), the chain plate gears (201) are meshedly connected with the metal chain plate (2), the driven connecting shaft (104) and the transmission connecting shaft (105) are connected with the chain plate gears (201) by bolts, a roller support plate (202) is arranged between the chain plate gears (201), a tensioning link (5) is arranged above both ends of the roller support plate (202), a hanging cross plate (203) is arranged on one side of the tensioning link (5), and the hanging cross plate (203) is respectively welded to the adjusting shaft frame (101) and the fixing shaft frame (102).

6. A drying box chain tensioning device capable of maintaining synchronous opening according to claim 5, characterized in that: The metal chain plate (2) includes a horizontal pad (205), a chain shaft (204) is arranged between the horizontal pads (205), and the horizontal pads (205) are rotatably connected to each other through the chain shaft (204). The tensioning link (5) includes a support plate (503), a hanger (501), a hydraulic hinge (504) and a swing arm hinge (502), the hydraulic hinge (504) is installed below the swing arm hinge (502), the hanger (501) is connected to the suspension cross plate (203) by bolts, and the support plate (503) is connected to the roller support plate (202) by bolts.

7. A drying box chain tensioning device capable of maintaining synchronous opening according to claim 6, characterized in that: A main swing shaft (505) is arranged on one side of the swing arm hinge (502), and the main swing shaft (505) is rotatably connected to the swing arm hinge (502); an auxiliary swing shaft (508) is arranged in the middle section of the main swing shaft (505), and the auxiliary swing shaft (508) is rotatably connected to the main swing shaft (505); a secondary hydraulic connecting rod (507) is arranged on one side of the hydraulic hinge (504), and the secondary hydraulic connecting rod (507) is connected to the auxiliary swing shaft (508); a primary hydraulic connecting rod (506) is arranged between the main swing shaft (505) and the support plate (503), and the support plate (503) is rotatably connected to the primary hydraulic connecting rod (506) and the auxiliary swing shaft (508) respectively.

8. The drying box chain tensioning device capable of maintaining synchronous opening according to claim 1, characterized in that: A commutator (401) is arranged above the driving motor (4), and the commutator (401) is connected to the driving motor (4) via bolts. A transmission chain (402) is arranged on one side of the commutator (401), and the commutator (401) is rotationally connected to the driving shaft (105) via the transmission chain (402).

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