Gravity tensioning device of chained high-temperature roller bed

Abstract

The utility model relates to the technical field of tensioning devices, and discloses a gravity tensioning device of a chained high-temperature roller bed, which comprises a bearing bin, the bottoms of the two sides of the bearing bin are connected with adjusting plates through buckles, and one side of the bearing bin is connected with a fixing assembly, a fixing sliding rail, a fixing bolt, a fixing plate and a sliding block cushion in a sliding mode. According to the utility model, the structure is reasonable, the distance between the fixed slide rail and the fixed plate can be adjusted by rotating the fixed bolt, the adjustment can be quickly carried out according to the size of the installation position, so that the installation by workers is facilitated, the bearing bin is inserted into the fixed slide rail and the bearing bolt is rotated to fix the bearing bin into the fixed slide rail; the bearing bin can be rapidly taken out to maintain and replace internal parts, the tensioning assembly adjusts the height in the bearing bin, and a worker can conveniently and rapidly adjust the height of a gear, rotate the gear base on a gear shaft base to adjust the angle of the gear base and rapidly adjust the angle of the gear base according to the actual situation; and the tension degree of the chain can be adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to tensioner technical field, concretely is a gravity tensioner of chain type high temperature rolling bed. BACKGROUND

[0002] Transmission refers to the power transmission between machines, that is, the mechanical power is transmitted to the terminal equipment through the intermediate medium, and the transmission mode generally includes chain transmission, friction transmission, hydraulic transmission, gear transmission and belt transmission, wherein, compared with other transmission modes, chain transmission has no elastic sliding or slipping phenomenon, accurate average transmission ratio, reliable work, high efficiency, large transmission power, strong overload capacity, small transmission size under the same working condition, small required tension, etc., therefore, chain transmission is often used in various mechanical design, such as volcanic ash grinding machine in PCB industry and other equipment.

[0003] The automatic tensioner of chain transmission disclosed in the Chinese utility model patent application publication CN215487476U, although the tensioner adopts the slide rod extending into the sliding groove and connecting with the mounting plate, when the tensioning state of the chain needs to be adjusted, the slide rod is driven to move up and down in the sliding groove through the adjusting assembly, and then the tensioner connected with the slide rod is driven to move, so that the chain is subjected to a pressure, thereby realizing the change of the tensioning state of the chain, the structure is simple, the adjustment is convenient, the service life of the chain is prolonged, and the disassembly and replacement are convenient, but the existing equipment can only adjust the tensioning degree of the chain, cannot quickly adjust the size according to the installation position before installing the equipment, is convenient for workers to install, cannot quickly take down the device for replacement and maintenance when the parts in the device are damaged, cannot quickly adjust the height and angle of the gear, and avoids the problem that other objects block the use, therefore, a utility model is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0004] (I) Technical problems solved

[0005] In view of the defects of the prior art, the utility model provides a gravity tensioner of chain type high temperature rolling bed, which solves the problems of quickly adjusting the installation position, conveniently installing workers, quickly replacing and maintaining, and quickly adjusting the height and angle of the gear.

[0006] (II) Technical scheme

[0007] In order to achieve the above object, the utility model discloses a gravity tensioning device of chain type high temperature rolling bed through the following technical scheme: a gravity tensioning device of chain type high temperature rolling bed, including the bearing bin, the bottom of both sides of the bearing bin is connected with the adjusting plate through the buckle, one side of the bearing bin is connected with the fixed component slidingly, the both sides screw -thread penetrates the bearing bolt of the fixed component, the upper surface of the adjusting plate is inserted with the adjusting nut, the inside screw -thread of the adjusting nut penetrates the adjusting bolt, and one end of the adjusting bolt is sleeved with the tensioning component, the tensioning component is connected with the gear seat through the gear bolt, the top of one side of the gear seat is equipped with the gear bearing, and the gear bearing is connected with the gear through the bearing bolt.

[0008] Optionally, the fixed component includes a fixed sliding rail, a fixed bolt, a fixed plate and a sliding block pad, the both sides screw -thread of the fixed sliding rail penetrates the fixed bolt, the surface screw -thread of the fixed bolt penetrates the fixed plate, and one side of the fixed sliding rail is equipped with the sliding block pad.

[0009] Optionally, the four corners of one side of the fixed plate are provided with threaded holes, and the inside screw -thread of the threaded hole penetrates the fixed bolt, and the number of fixed bolts is four.

[0010] Optionally, the tensioning component includes a tensioning seat, a spring damper, an axle seat plate and a gear axle seat, the upper surface of the tensioning seat is inserted with the spring damper, one end of the spring damper is sleeved with the axle seat plate, and the upper surface of the axle seat plate is equipped with the gear axle seat.

[0011] Optionally, the lower surface of the tensioning component is equipped with the adjusting groove, and the inside of the adjusting groove is inserted with the adjusting bearing.

[0012] Optionally, the top of one side of the gear seat is equipped with the bearing column, and the surface of the bearing column is sleeved with the gear bearing.

[0013] Optionally, one side of the bearing bin is equipped with the bearing sliding block, and the both sides of the bearing sliding block are provided with bearing holes.

[0014] Summarizing, the technical effect and advantage of the utility model are:

[0015] 1. The utility model discloses a reasonable structure, and the distance between fixed slide rail and fixed plate can be adjusted through rotating fixed bolt, and the size of installation position is adjusted quickly, workers are convenient to install, the bearing bin is inserted into the fixed slide rail, and rotating bearing bolt makes the bearing bin fixed to the fixed slide rail, and the bearing bin can be taken out quickly to maintain and replace the internal parts, the height of tensioning assembly in the bearing bin can be adjusted, workers can adjust the height of gear quickly, the angle of gear seat on the gear shaft seat can be adjusted by rotating gear seat, the angle of gear seat can be adjusted according to actual condition quickly, gear and chain are engaged through spring damper, and the gear on the shaft seat plate moves up and down, the tension of chain can be adjusted automatically, vibration and noise in the transmission process of chain are reduced, the running stability of equipment is improved, and equipment damage or failure caused by vibration is prevented. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the structure schematic drawing of the utility model;

[0017] Figure 2 It is the bearing bin structure schematic drawing of the utility model;

[0018] Figure 3 It is the adjusting plate structure schematic drawing of the utility model;

[0019] Figure 4 It is the gear structure explosion schematic drawing of the utility model;

[0020] Figure 5 It is the fixed slide rail structure schematic drawing of the utility model;

[0021] Figure 6 It is the tensioning seat structure schematic drawing of the utility model.

[0022] In the drawing: 1, bearing bin; 2, buckle; 3, adjusting plate; 4, fixed component; 401, fixed slide rail; 402, fixed bolt; 403, fixed plate; 404, sliding block pad; 5, bearing bolt; 6, adjusting nut; 7, adjusting bolt; 8, tensioning component; 801, tensioning seat; 802, spring damper; 803, shaft seat plate; 804, gear shaft seat; 9, gear bolt; 10, gear seat; 11, gear bearing; 12, bearing bolt; 13, gear. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely in connection with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the scope of protection of the utility model.

[0024] Embodiment: Reference Figures 1-6 The gravity tension device of a chain type high-temperature rolling bed shown in the figure comprises a bearing bin 1, the bottom of both sides of the bearing bin 1 is connected with an adjusting plate 3 through buckles 2, one side of the bearing bin 1 is slidingly connected with a fixing assembly 4, the two sides of the fixing assembly 4 are threaded through with bearing bolts 5, the upper surface of the adjusting plate 3 is inserted with an adjusting nut 6, the inside of the adjusting nut 6 is threaded through with an adjusting bolt 7, one end of the adjusting bolt 7 is sleeved with a tension assembly 8, the tension assembly 8 is connected with a gear seat 10 through a gear bolt 9, the top of one side of the gear seat 10 is provided with a gear bearing 11, the gear bearing 11 is connected with a gear 13 through a bearing bolt 12.

[0025] As a preferred embodiment in the present embodiment, as Figures 2 to 6As shown, the bottom of the bearing bin 1 on both sides is connected with the adjusting plate 3 through the buckle 2, one side of the bearing bin 1 is provided with a bearing sliding block, bearing holes are formed on both sides of the bearing sliding block, one side of the bearing bin 1 is slidably connected with a fixing assembly 4, the fixing assembly 4 comprises a fixing sliding rail 401, fixing bolts 402, a fixing plate 403 and a sliding block pad 404, the fixing bolts 402 are threadedly penetrated through both sides of the fixing sliding rail 401, the fixing plate 403 is threadedly penetrated through the surface of the fixing bolt 402, the fixing sliding rail 401 is provided with the sliding block pad 404 on one side, threaded holes are formed at four corners of one side of the fixing plate 403, the fixing bolts 402 are threadedly penetrated through the inside of the threaded holes in number of four, bearing bolts 5 are threadedly penetrated through both sides of the fixing assembly 4, an adjusting nut 6 is inserted into the upper surface of the adjusting plate 3, an adjusting bolt 7 is threadedly penetrated through the inside of the adjusting nut 6, a tensioning assembly 8 is sleeved on one end of the adjusting bolt 7, an adjusting groove is formed on the lower surface of the tensioning assembly 8, an adjusting bearing is inserted into the inside of the adjusting groove, the tensioning assembly 8 comprises a tensioning seat 801, a spring damper 802, an axle seat plate 803 and a gear shaft seat 804, the spring damper 802 is inserted into the upper surface of the tensioning seat 801, the axle seat plate 803 is sleeved on one end of the spring damper 802, the gear shaft seat 804 is arranged on the upper surface of the axle seat plate 803, the tensioning assembly 8 is connected with a gear seat 10 through a gear bolt 9, a gear bearing 11 is arranged on the top of one side of the gear seat 10, an axle bearing column is arranged on the top of one side of the gear seat 10, the gear bearing 11 is sleeved on the surface of the axle bearing column, the gear 13 is connected with the gear bearing 11 through a bearing bolt 12.The gear 13 on the shaft seat plate 803 is moved up and down by the spring damper 802, so that the tension of the chain can be automatically adjusted, the vibration and noise of the chain during transmission are reduced, the running stability of the equipment is improved, and the equipment damage or failure caused by vibration is prevented.

[0026] The utility model discloses a working principle:

[0027] In the use process, the worker places the fixed slide rail 401 and the fixed plate 403 at the position that needs to be installed, rotates the fixed bolt 402 to make the fixed slide rail 401 be installed on one side of the fixed plate 403, adjusts the distance between the fixed slide rail 401 and the fixed plate 403 by rotating the fixed bolt 402, facilitates the worker to install, rotates the carrying bolt 5 to make the carrying slide block on one side of the carrying bin 1, makes the carrying bin 1 slide out in the fixed slide rail 401 to take out the carrying bin 1 to maintain when the internal parts of the carrying bin 1 are damaged, installs and removes the adjusting plate 3 under the carrying bin 1 by the buckle 2, takes out the carrying bin 1 quickly to maintain and replace the internal parts, drives the tensioning assembly 8 to ascend and descend by rotating the adjusting bolt 7, adjusts the height of the tensioning assembly 8 in the carrying bin 1, adjusts the height of the gear 13 quickly, makes the gear 13 engage with the chain quickly, makes the gear seat 10 loosen on the gear shaft seat 804 by rotating the gear bolt 9, adjusts the angle of the gear seat 10 by rotating the gear seat 10 on the gear shaft seat 804, rotates the gear bolt 9 to make the gear seat 10 be fixed on the gear shaft seat 804 after adjusting, adjusts the angle of the gear seat 10 according to actual conditions, engages the gear 13 with the chain, and the gear 13 on the shaft seat plate 803 is moved up and down by the spring damper 802, so that the tension of the chain can be automatically adjusted.

[0028] Finally, it should be noted that: the above only for preferred embodiments of the utility model have, and do not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part technical features, any modification, equivalent replacement, improvement etc. that is made within the spirit and principles of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A gravity tensioning device for a chain high-temperature rolling bed comprising a load-bearing bin (1), characterized in that: The bottom of both sides of the bearing bin (1) is connected with the adjusting plate (3) through the buckle (2), one side of the bearing bin (1) is connected with the fixed assembly (4) through sliding, the both sides of the fixed assembly (4) are penetrated by the bearing bolt (5) through screw thread, the upper surface of the adjusting plate (3) is inserted with the adjusting nut (6), the inside of the adjusting nut (6) is penetrated by the adjusting bolt (7) through screw thread, one end of the adjusting bolt (7) is sleeved with the tensioning assembly (8), the tensioning assembly (8) is connected with the gear base (10) through the gear bolt (9), the top of one side of the gear base (10) is provided with the gear bearing (11), the gear bearing (11) is connected with the gear (13) through the bearing bolt (12).

2. A gravity tensioning device for a chain-type high-temperature roller bed according to claim 1, characterized in that: The fixed assembly (4) comprises a fixed sliding rail (401), a fixed bolt (402), a fixed plate (403) and a sliding block pad (404), the both sides of the fixed sliding rail (401) are penetrated by the fixed bolt (402) through screw thread, the surface of the fixed bolt (402) is penetrated by the fixed plate (403) through screw thread, one side of the fixed sliding rail (401) is provided with the sliding block pad (404).

3. A gravity tensioning device for a chain-type high-temperature roller bed according to claim 2, characterized in that: The four corners of one side of the fixed plate (403) are provided with threaded holes, the inside of the threaded holes is penetrated by the fixed bolt (402) through screw thread, and the number of the fixed bolt (402) is four.

4. A gravity tensioning device for a chain-type high-temperature roller bed according to claim 1, characterized in that: The tensioning assembly (8) comprises a tensioning base (801), a spring damper (802), an axle base plate (803) and a gear axle base (804), the upper surface of the tensioning base (801) is inserted with the spring damper (802), one end of the spring damper (802) is sleeved with the axle base plate (803), and the upper surface of the axle base plate (803) is provided with the gear axle base (804).

5. A gravity tensioning device for a chain-type high-temperature roller bed according to claim 1, characterized in that: The lower surface of the tensioning assembly (8) is provided with an adjusting groove, and the inside of the adjusting groove is inserted with an adjusting bearing.

6. A gravity tensioning device for a chain-type high-temperature roller bed according to claim 1, characterized in that: The top of one side of the gear base (10) is provided with a bearing column, and the surface of the bearing column is sleeved with the gear bearing (11).

7. A gravity tensioning device for a chain-type high-temperature roller bed according to claim 1, characterized in that: One side of the bearing bin (1) is provided with a bearing sliding block, and the both sides of the bearing sliding block are provided with bearing holes.

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