CN115072282A

CN115072282A - Speed-multiplying chain tensioning mechanism with automatic adjustment function

Info

Publication number: CN115072282A
Application number: CN202210748911.7A
Authority: CN
Inventors: 简超
Original assignee: Wuhan Huixin Intelligent System Co ltd
Current assignee: Wuhan Huixin Intelligent System Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-09-20

Abstract

The invention relates to the technical field of chain tensioning, in particular to a speed-multiplying chain tensioning mechanism with automatic adjustment, which comprises a chain wheel and a chain, wherein the chain wheel and the chain form a speed-multiplying chain combined structure, the speed-multiplying chain tensioning mechanism also comprises an installation plate, the installation plate is provided with an installation hole and is connected with an external installation surface, an installation sleeve is fixedly installed on the installation plate, two symmetrically distributed slide ways are fixedly installed in the installation sleeve, a slide seat is inserted in the installation sleeve, the top of the slide seat is provided with two slide holes which are arranged at intervals, the bottom of an arc block is fixedly provided with two guide rods which are arranged at intervals, the slide seat is contacted with the chain through the top of the arc block, when the position of the arc block needs to be adjusted, the slide seat is moved in the installation sleeve, the slide block slides in the slide ways, so as to adjust the position of the arc block at the upper end of the slide seat, the chain is propped against the chain through the arc block, and a spring is in a compressed state, so that the chain is deformed, and the chain is in a tensioned state, and after adjustment, the position of the sliding seat is fixed through a positioning mechanism.

Description

Speed-multiplying chain tensioning mechanism with automatic adjustment function

Technical Field

The invention relates to the technical field of chain tensioning, in particular to a speed-multiplying chain tensioning mechanism with automatic adjustment function.

Background

The production line consisting of double-speed chain pipelines is generally called: a speed-multiplying chain conveyor of a self-flowing conveying system is mainly used for conveying materials in an assembly and processing production line, and the conveying principle is that the speed-increasing function of a speed-multiplying chain is utilized, so that a tooling plate supporting cargos thereon can run quickly and is stopped at a corresponding operation position through a stopper; or the functions of power and free movement, shifting, transposition, line switching and the like are completed through corresponding instructions.

The chain on the speed-multiplying chain needs to be disassembled, the chain links are increased or decreased or half-buckled chains are additionally arranged after the chain naturally extends in the running process so as to achieve the purpose of tensioning the chain. But the adjustment is not satisfactory due to the fact that the adjustment is not adjustable, and the operation is not smooth; meanwhile, the chain is extremely complicated to disassemble and assemble, time is consumed by error work, and normal production operation order is greatly discounted, so that the double-speed chain tensioning mechanism with automatic adjustment is provided.

Disclosure of Invention

The invention aims to solve the problem that in the prior art, after a chain on a speed-multiplying chain naturally extends in the running process, chain links need to be disassembled, increased or decreased or half-buckled chains need to be additionally arranged so as to achieve the purpose of chain tensioning. But the adjustment is not satisfactory due to the fact that the adjustment is not adjustable, and the operation is not smooth; meanwhile, the chain is extremely complicated to disassemble and assemble, time is consumed by error work, and the normal production operation order is greatly reduced, so that the double-speed chain tensioning mechanism with the automatic adjustment function is provided.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a design doubly fast chain straining device with automatic adjustment, includes sprocket and chain, sprocket and chain constitute doubly fast chain integrated configuration, still includes the mounting panel, the mounting hole has been seted up on the mounting panel and on connecting externally the installation face, fixed mounting has the installation cover on the mounting panel, fixed mounting has the slide of two symmetric distributions in the installation cover, the installation cover interpolation is equipped with the slide, slide one end extends to outside the installation cover, the equal fixed mounting in slide both sides has the slider, the slider slides respectively and sets up in the slide, be provided with positioning mechanism on the installation cover, positioning mechanism runs through the slide.

The slide upper end is provided with the arc piece, arc piece top and chain contact, the slide hole that two intervals set up is seted up at the slide top, arc piece bottom fixed mounting has the guide arm of two intervals settings, the guide arm lower extreme inserts in the slide hole respectively, the cover is equipped with the spring on the guide arm, the spring both ends link firmly respectively on slide and arc piece.

Preferably, the positioning mechanism comprises two bar-shaped openings, two bar-shaped openings are formed in two sides of the installation sleeve, the bar-shaped openings penetrate through the installation sleeve, the rod piece penetrates through the two bar-shaped openings and is fixedly connected with the sliding seat, the anti-slip pads are fixedly connected to two sides of the installation sleeve, threaded sleeves are connected to two ends of the rod piece in a threaded mode, and the threaded sleeves can be attached to the anti-slip pads.

Preferably, the outer fixed mounting of installation cover has the frame, fixed mounting has the U-shaped frame in the frame, the chain passes the U-shaped frame, rotatable installation has two rows of first pivots that the interval set up from top to bottom in the U-shaped frame, every row first pivot is provided with a plurality of and the interval sets up, U-shaped frame is all run through to first pivot one end, equal fixed mounting has the brush roller in the first pivot, the brush roller all is located inside the U-shaped frame, the chain passes between two rows of brush rollers, just the brush roller all contacts with the chain, still includes actuating mechanism, actuating mechanism is connected and can drive a plurality of first pivots and rotate with a plurality of first pivots.

Preferably, actuating mechanism includes a plurality of drive wheels, and is a plurality of the drive wheel links firmly respectively in a plurality of first pivots, and upper and lower two are adjacent be in the engaged state between the drive wheel, be located a plurality of upside first pivot all runs through the drive wheel, still includes belt mechanism, belt mechanism installs the tip at a plurality of first pivots that are located the upside, the outer fixed mounting of U-shaped frame has the motor, the output shaft and one of them first pivot of motor link firmly.

Preferably, a water pipe is fixedly mounted on the U-shaped frame, a plurality of spray heads are communicated and fixedly mounted on the water pipe, and the spray heads are arranged towards the chain.

The invention provides a speed-multiplying chain tensioning mechanism with automatic adjustment, which has the beneficial effects that: through arc piece top and chain contact, when the position of arc piece was adjusted to needs, through removing the slide in the installation cover, the slider slides in the slide to adjust the position of slide upper end arc piece, withstand the chain through the arc piece, and the spring is in the compression state, make the chain take place deformation, thereby make the chain be in the state of tensioning, adjust the back and fix the position of slide through positioning mechanism.

Drawings

Fig. 1 is a schematic structural diagram of a double-speed chain tensioning mechanism with automatic adjustment according to the present invention.

Fig. 2 is a schematic enlarged view of a portion of the structure of the double-speed chain tensioning mechanism with automatic adjustment according to the present invention.

Fig. 3 is a schematic diagram showing a second enlarged partial structure of the double-speed chain tensioning mechanism with automatic adjustment according to the present invention.

FIG. 4 is an enlarged cross-sectional view of the mounting sleeve of the present invention with an automatically adjusting double speed chain tensioning mechanism.

Fig. 5 is an enlarged view of a portion of the U-shaped frame of the self-adjusting double speed chain tensioning mechanism of the present invention.

In the figure: the device comprises a chain wheel 1, a chain 2, a mounting plate 3, a mounting sleeve 4, a slide way 5, a slide seat 6, a slide block 7, an arc-shaped block 8, a slide hole 9, a guide rod 10, a spring 11, a rod piece 12, an anti-skid pad 13, a threaded sleeve 14, a strip-shaped opening 15, a frame 16, a U-shaped frame 17, a first rotating shaft 18, a brush roller 19, a transmission wheel 20, a belt mechanism 21, a motor 22, a water pipe 23 and a spray head 24.

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.

Example 1:

referring to fig. 1-5, a doubly fast chain straining device with automatic adjustment, including sprocket 1 and chain 2, sprocket 1 and chain 2 constitute doubly fast chain integrated configuration, still include mounting panel 3, the last mounting hole of having seted up of mounting panel 3 is connected on externally installing the face, fixed mounting has the installation cover 4 on the mounting panel 3, fixed mounting has two symmetric distribution's slide 5 in the

installation cover

4, 4 interpolations in the installation cover are equipped with slide 6, 6 one end of slide extend to outside the installation cover 4, the equal fixed mounting in slide 6 both sides has slider 7, slider 7 slides respectively and sets up in slide 5, be provided with positioning mechanism on the installation cover 4, positioning mechanism runs through slide 6. Slide 6 upper end is provided with

arc piece

8, and 8 tops of arc piece contact with chain 2, and slide 6 tops are seted up the slide opening 9 that two intervals set up, and 8 bottom fixed mounting of arc pieces have two guide arms 10 that the interval set up, and in the slide opening 9 was inserted respectively to guide arm 10 lower extreme, the cover was equipped with spring 11 on the guide arm 10, and spring 11 both ends link firmly respectively on slide 6 and arc piece 8.

The working principle is as follows: through 8 tops of arc piece and the contact of chain 2, when the position of arc piece 8 is adjusted to needs, through removing slide 6 in installation cover 4, slider 7 slides in slide 5 to adjust the position of 6 upper end arc pieces 8 of slide, withstand chain 2 through arc piece 8, and spring 11 is in compression state, make chain 2 take place deformation, thereby make chain 2 be in the state of tensioning, adjust the back and fix slide 6's position through positioning mechanism.

Positioning mechanism includes two bar mouths 15, and two bar mouths 15 are seted up in the both sides of installation cover 4, and bar mouth 15 runs through installation cover 4, and member 12 runs through two bar mouths 15 and links firmly with slide 6, the equal fixedly connected with slipmat 13 in both sides of installation cover 4, and the equal threaded connection in member 12 both ends has thread bush 14, and thread bush 14 can paste on slipmat 13.

The rod 12 penetrates through the two strip-shaped openings 15 and is fixedly connected with the sliding seat 6, the two ends of the rod 12 are in threaded connection with the threaded sleeves 14, the threaded sleeves 14 are attached to the anti-skid pads 13, friction force between the anti-skid pads and the anti-skid pads is improved, the rod 12 is in a fixed state, the rod 12 is fixedly connected with the sliding seat 6, and the sliding seat 6 is in a fixed state and cannot move randomly through the positioning mechanism.

Example 2:

referring to fig. 1-5, as another preferred embodiment of the present invention, the difference from embodiment 1 is that a frame 16 is fixedly installed outside the installation sleeve 4, a U-shaped frame 17 is fixedly installed on the frame 16, the chain 2 passes through the U-shaped frame 17, two rows of first rotating shafts 18 which are arranged at intervals up and down are rotatably installed in the U-shaped frame 17, a plurality of first rotating shafts 18 are arranged at intervals in each row, one end of each first rotating shaft 18 penetrates through the U-shaped frame 17, brush rollers 19 are fixedly installed on the first rotating shafts 18, the brush rollers 19 are located inside the U-shaped frame 17, the chain 2 passes through between the two rows of brush rollers 19, and the brush rollers 19 are in contact with the chain 2, and the present invention further includes a driving mechanism which is connected with the plurality of first rotating shafts 18 and can drive the plurality of first rotating shafts 18 to rotate.

The driving mechanism comprises a plurality of driving wheels 20, the driving wheels 20 are fixedly connected to the first rotating shafts 18 respectively, the upper and lower adjacent driving wheels 20 are in a meshed state, the first rotating shafts 18 located on the upper side penetrate through the driving wheels 20, the driving mechanism further comprises a belt mechanism 21, the belt mechanism 21 is installed at the end portions of the first rotating shafts 18 located on the upper side, a motor 22 is fixedly installed outside the U-shaped frame 17, and an output shaft of the motor 22 is fixedly connected with one of the first rotating shafts 18. A water pipe 23 is fixedly mounted on the U-shaped frame 17, a plurality of spray heads 24 are communicated and fixedly mounted on the water pipe 23, and the spray heads 24 are all arranged towards the chain 2.

The working principle is as follows: by the chain 2 passing through the U-shaped frame 17, and the chain 2 passing between the two rows of brush rollers 19, and the brush rollers 19 all contacting the chain 2, impurities on the surface of the chain 2 are cleaned through the brush roller 19, the driving mechanism is arranged, the starting motor 22 drives one of the first rotating shafts 18 to rotate, one first rotating shaft 18 drives a plurality of first rotating shafts 18 through a belt mechanism 21, the upper and lower adjacent driving wheels 20 are in a meshed state, thereby driving the upper and lower adjacent first rotating shafts 18 to rotate, enabling the plurality of first rotating shafts 18 to rotate, thereby driving a plurality of brush rollers 19 to rotate synchronously and cleaning impurities on the surface of the chain 2, and an external water supply device leads water in from a water pipe 23 and discharges from a plurality of spray heads 24, thereby washing the impurities on the surface of the chain 2 and helping to reduce the work load of the worker when the chain 2 is maintained.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A speed-multiplying chain tensioning mechanism with automatic adjustment is characterized by comprising a chain wheel (1), a chain (2), a speed-multiplying chain combined structure formed by the chain wheel (1) and the chain (2), and a mounting plate (3), the mounting plate (3) is provided with a mounting hole and is connected with an external mounting surface, a mounting sleeve (4) is fixedly mounted on the mounting plate (3), two symmetrically distributed slideways (5) are fixedly arranged in the mounting sleeve (4), a sliding seat (6) is inserted into the mounting sleeve (4), one end of the sliding seat (6) extends out of the mounting sleeve (4), the two sides of the sliding seat (6) are fixedly provided with sliding blocks (7), the sliding blocks (7) are respectively arranged in the sliding way (5) in a sliding way, the mounting sleeve (4) is provided with a positioning mechanism, and the positioning mechanism penetrates through the sliding seat (6);

slide (6) upper end is provided with arc piece (8), arc piece (8) top and chain (2) contact, slide (6) top is seted up slide hole (9) that two intervals set up, arc piece (8) bottom fixed mounting has guide arm (10) that two intervals set up, guide arm (10) lower extreme inserts respectively in slide hole (9), the cover is equipped with spring (11) on guide arm (10), spring (11) both ends link firmly respectively on slide (6) and arc piece (8).

2. The speed chain tensioning mechanism with automatic adjustment function as claimed in claim 1, wherein the positioning mechanism comprises two bar-shaped openings (15), two bar-shaped openings (15) are provided on two sides of the mounting sleeve (4), the bar-shaped openings (15) penetrate through the mounting sleeve (4), the rod member (12) penetrates through the two bar-shaped openings (15) and is fixedly connected with the sliding seat (6), the anti-skid pad (13) is fixedly connected on two sides of the mounting sleeve (4), the threaded sleeve (14) is connected with two ends of the rod member (12) in a threaded manner, and the threaded sleeve (14) can be attached to the anti-skid pad (13).

3. The speed multiplying chain tensioning mechanism with automatic adjustment function as claimed in claim 1, wherein a frame (16) is fixedly mounted outside the mounting sleeve (4), a U-shaped frame (17) is fixedly mounted on the frame (16), the chain (2) penetrates through the U-shaped frame (17), two rows of first rotating shafts (18) arranged at intervals are rotatably mounted in the U-shaped frame (17), each row of the first rotating shafts (18) is provided with a plurality of the first rotating shafts and arranged at intervals, one end of each first rotating shaft (18) penetrates through the U-shaped frame (17), brush rollers (19) are fixedly mounted on the first rotating shafts (18), the brush rollers (19) are located inside the U-shaped frame (17), the chain (2) penetrates between the two rows of the brush rollers (19), and the brush rollers (19) are in contact with the chain (2), and the speed multiplying chain tensioning mechanism further comprises a driving mechanism, the driving mechanism is connected with the first rotating shafts (18) and can drive the first rotating shafts (18) to rotate .

4. The double-speed chain tensioning mechanism with automatic adjustment function as claimed in claim 3, wherein the driving mechanism comprises a plurality of driving wheels (20), the driving wheels (20) are respectively connected to the first rotating shafts (18), the two adjacent driving wheels (20) are engaged, the first rotating shafts (18) on the upper side all penetrate through the driving wheels (20), and the driving mechanism further comprises a belt mechanism (21), the belt mechanism (21) is installed at the end of the first rotating shafts (18) on the upper side, a motor (22) is fixedly installed outside the U-shaped frame (17), and the output shaft of the motor (22) is fixedly connected with one of the first rotating shafts (18).

5. The speed-multiplying chain tensioning mechanism with automatic adjustment as claimed in claim 3, characterized in that a water pipe (23) is fixedly mounted on the U-shaped frame (17), a plurality of spray heads (24) are communicated and fixedly mounted on the water pipe (23), and the spray heads (24) are all arranged towards the chain (2).