CN215148540U - Rotational positioning structure of silencer - Google Patents

Abstract

The utility model discloses a rotary positioning structure of a silencer, wherein a fixed seat comprises a first fixed plate; the first fixing plate is provided with two second fixing plates which are symmetrical to each other, the upper end of each second fixing plate is provided with a first inclined plane, two ends of each first inclined plane are provided with positioning seats, and each first inclined plane is provided with a first clamping seat and a second clamping seat respectively; two second card posts are arranged at the upper end of the rear half section of the second clamping plate, a second plane matched with the first plane is arranged on each second card post, a third inclined plane is arranged at the upper end of the second vertical plate, and an arc-shaped opening is formed in the third inclined plane. The utility model replaces the existing manual positioning, on one hand, the positioning effect is better, and the inclination generated during the assembly and tightening is avoided, thereby effectively improving the assembly quality; on the other hand, the labor intensity of operators is reduced while the assembly efficiency is improved, and the assembly tool has the advantages of being not easy to damage, simple and convenient to operate, low in manufacturing cost and the like.

Description

Rotational positioning structure of silencer

Technical Field

The utility model relates to a screw up the device, specifically speaking, in particular to rotational positioning structure of silencer.

Background

In the prior art, when screws of an engine silencer are screwed, the assembly and the screwing are carried out manually, but on one hand, the screws are assembled and screwed manually, and on the other hand, the screws are positioned without tools, so that the assembly quality is poor (the screws are inclined when being assembled) due to the direct manual screwing, and the reliability is poor; on the other hand, the manual tightening efficiency is slow, and the labor intensity of operators is high.

Those skilled in the art have therefore endeavored to provide a rotational positioning structure of a muffler that can effectively solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defects in the prior art, the technical problem to be solved in the present invention is to provide a rotational positioning structure of a muffler which can effectively solve the above-mentioned technical problems.

In order to achieve the above object, the utility model provides a muffler rotation positioning structure, which comprises a fixed seat, a first fixing plate and a second fixing plate, wherein the fixed seat comprises the first fixing plate;

the first fixing plate is provided with two second fixing plates which are symmetrical to each other, the upper end of each second fixing plate is provided with a first inclined plane, two ends of each first inclined plane are provided with positioning seats, and each first inclined plane is provided with a first clamping seat and a second clamping seat;

the first clamping seat comprises a first clamping plate, the front half section of the first clamping plate is attached to a first inclined surface and is positioned between two positioning seats, two first clamping columns are arranged at the upper end of the rear half section of the first clamping plate, a first plane is arranged on each first clamping column, a first vertical plate is arranged between the first clamping columns, and a second inclined surface is arranged at the upper end of each first vertical plate;

the second clamping seat comprises a second clamping plate, the first half section of the second clamping plate is attached to the first inclined surface and located between the two positioning seats, two second clamping columns are arranged at the upper end of the second half section of the second clamping plate, a second plane matched with the first plane is arranged on each second clamping column, a second vertical plate is arranged between the second clamping columns, a third inclined surface is arranged at the upper end of the second vertical plate, and an arc-shaped opening is formed in the third inclined surface.

Preferably, the rotary disc is further provided with a plurality of fixed seats, and the fixed seats are arranged in a circular array along the center line of the rotary disc.

Preferably, the lower end of the rotating disc is provided with a power source for rotating the rotating disc.

Preferably, the number of the fixed seats is eight, and each fixed seat is detachably connected with the rotating disc through the first fixed plate.

Preferably, each of the second fixing plates and each of the positioning seats are integrally formed.

Preferably, the front half section of the first clamping plate and the front half section of the second clamping plate are detachably connected with the second fixing plates through screws.

Preferably, the two ends of the front half section of each first clamping plate are provided with fitting openings matched with the positioning seats for use.

Preferably, a first opening is formed in the rear end of the first clamping plate, and the first opening is located between the two first clamping columns; the rear end of the second clamping plate is provided with a second opening which is symmetrical to the first opening, and the second opening is located between the two second clamping columns.

The utility model has the advantages that: the utility model replaces the existing manual positioning, on one hand, the positioning effect is better, and the inclination generated during the assembly and tightening is avoided, thereby effectively improving the assembly quality; on the other hand, the labor intensity of operators is reduced while the assembly efficiency is improved, and the assembly tool has the advantages of being not easy to damage, simple and convenient to operate, low in manufacturing cost and the like.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a connection structure between the first fixing plate and the two second fixing plates of the present invention.

Fig. 3 is a schematic structural diagram of the first card seat of the present invention.

Fig. 4 is a schematic structural view for fixing the muffler to be assembled to the present invention.

Fig. 5 is a schematic view of a first perspective structure of the muffler shell not sleeved in fig. 4.

Fig. 6 is a second perspective view of the muffler shell not sleeved in fig. 4.

Fig. 7 is a schematic structural view of the present invention used in cooperation with components such as a rotary disk.

Fig. 8 is a schematic structural view of a feeding unit used in cooperation with the present invention.

Fig. 9 is a schematic view of the structure of the distributor in the feeding unit.

Fig. 10 is a schematic view of the structure of fig. 9 without the cover plate installed.

Fig. 11 is a schematic structural view of the dispensing box.

Fig. 12 is a schematic bottom view of the fastening rod.

Fig. 13 is a schematic view of the connection structure of the slider and the connecting block.

Fig. 14 is a schematic structural view of the present invention used in cooperation with a positioning unit and other parts.

Fig. 15 is a schematic view of a tightening member and the like.

Fig. 16 is a partially enlarged schematic view of a portion a in fig. 15.

Fig. 17 is a schematic view of the structure of the slider.

Fig. 18 is a schematic structural view of the second spacer.

Fig. 19 is a schematic view of the structure of the tightening head.

Fig. 20 is a schematic structural view of the mounting bracket.

Fig. 21 is a schematic structural view of the present invention used in cooperation with parts such as the feeding unit and the positioning unit.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

in the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 21, a rotational positioning structure of a muffler, a rotational fixing unit 5 includes a rotating disc 66, a lower end of the rotating disc 66 being provided with a power source 67 for rotating the rotating disc 66;

the upper end of the rotating disc 66 is provided with a plurality of fixing seats 68, each fixing seat 68 is arranged along the central line of the rotating disc 66 in a circular array, each fixing seat 68 comprises a first fixing plate 69, the first fixing plate 69 is detachably connected with the rotating disc 66, the first fixing plate 69 is provided with two second fixing plates 70 which are symmetrical to each other, the upper end of each second fixing plate 70 is provided with a first inclined surface, two ends of each first inclined surface are provided with positioning seats 72, and each first inclined surface is provided with a first clamping seat 75 and a second clamping seat 76;

the first clamping seat 75 comprises a first clamping plate 77, the front half section of the first clamping plate 77 is attached to a first inclined surface and is located between two positioning seats 72, the front half section of the first clamping plate 77 is detachably connected with the second fixing plate 70 through a screw, two first clamping columns 78 are arranged at the upper end of the rear half section of the first clamping plate 77, each first clamping column 78 is provided with a first plane 79, a first vertical plate 80 is arranged between the first clamping columns 78, the upper end of each first vertical plate 80 is provided with a second inclined surface 81, the rear end of the first clamping plate 77 is provided with a first opening 82, and the first opening 82 is located between the two first clamping columns 78;

the second clamping seat 76 comprises a second clamping plate 83, the front half section of the second clamping plate 83 is attached to the first inclined surface and located between the two positioning seats 72, the front half section of the second clamping plate 83 is detachably connected with the second fixing plate 70 through screws, two second clamping columns 84 are arranged at the upper end of the rear half section of the second clamping plate 83, each second clamping column 84 is provided with a second plane 85 matched with the first plane 79 for use, a second vertical plate 86 is arranged between the second clamping columns 84, the upper end of the second vertical plate 86 is provided with a third inclined surface 87, and an arc-shaped opening 88 is formed in the third inclined surface 87;

the rear end of the second snap-gauge 83 is provided with a second opening symmetrically arranged with the first opening 82, and the second opening is located between two second snap-studs 84. In the utility model, a workbench 1 is arranged on a frame body 107, and a feeding unit 2, a positioning unit 3 and a rotary fixing unit 5 are arranged on the workbench 1;

the feeding unit 2 comprises two vibrating pieces 6; each vibrating piece 6 is respectively connected with a distributor 7, and each distributor 7 is provided with two feeding pipes (not shown in the figure) communicated with the distributor 7; the feeding pipe is made of transparent material and is used for conveying screws in the separator 7 to the first connecting pipe 22 and then into the conveying channel 21.

The positioning unit 3 comprises a mounting frame 8, the mounting frame 8 is arranged on the workbench 1, two mutually matched tightening structures 9 are arranged on the mounting frame 8, and the tightening structures 9 comprise two matched tightening pieces 10;

the tightening piece 10 comprises a first positioning frame 11, a first air cylinder 12 is arranged on the first positioning frame 11, a piston rod of the first air cylinder 12 is connected with the upper end of a sliding piece 13, two sides of the sliding piece 13 are respectively connected with the first positioning frame 11 and a second positioning frame 15 in a sliding mode, a second air cylinder 16 is arranged at the upper end of the sliding piece 13, and a piston rod of the second air cylinder 16 is connected with the second positioning frame 15; the second positioning frame 15 is provided with a first motor 17, an output shaft of the first motor 17 is connected with the upper end of a fastening rod 18, the lower end of the fastening rod 18 movably penetrates through the sliding part 13, and the lower end of the fastening rod 18 is provided with a positioning hole 19;

a tightening head 20 is arranged at the lower end of the sliding member 13, a conveying channel 21 penetrating through the tightening head 20 is arranged in the tightening head 20, and the lower half section of the fastening rod 18 is movably arranged in the conveying channel 21; the tightening head 20 is provided with a first connecting pipe 22 penetrating through the conveying channel 21, and the first connecting pipe 22 is connected with the feeding pipe;

and a rotary fixing unit 5 matched with the positioning unit 3 for use is arranged on the workbench 1.

The feeding unit 2 comprises a vibration disc 23 and a linear vibrator 26, the vibration disc 23 is arranged on the workbench 1, the vibration disc 23 is connected with the linear vibrator 26 arranged on the workbench 1, and the other end of the linear vibrator 26 is connected with the distributor 7.

The distributor 7 comprises a distributing box 27, the lower end of the distributing box 27 is provided with two second connecting pipes 28 penetrating through the distributing box 27, and each feeding pipe is connected with the distributing box 27 through the second connecting pipes 28;

the upper end of the material distribution box 27 is provided with a feed port 29, the feed port 29 is communicated with the feeding unit 2, a slide block 30 is movably arranged in the material distribution box 27, the front end of the slide block 30 is provided with a notch 31 matched with the feed port 29 for use, the slide block 30 is driven by a third air cylinder 32, and the third air cylinder 32 is arranged on the outer side of the material distribution box 27;

be provided with the mounting groove on the slider 30, be provided with material receiving block 99 in the mounting groove, material receiving block 99's upper end with slider 30 upper end flushes, material receiving block 99's front end be provided with spacing mouth 33 that breach 31 cooperation was used, divide magazine 27 upper end to be provided with detachable apron 35, the first half section of apron 35 be provided with spacing mouth 33 and breach 31 cooperation are used straight mouthful 36, the latter half section of apron 35 is seted up two mutual symmetries and is provided with and the bevel connection 37 of intercommunication, and the guide bar 38 can be followed bevel connection 37's direction and removed, the lower extreme of guide bar 38 with material receiving block 99 is connected.

When the utility model is used, the screws in the feeding pipe can directly slide into the conveying channel 21 through the height setting, but in order to make the structure more compact, as a further preference, the distributor is provided with an air inlet pipe, air is conveyed into the feeding pipe through the air inlet pipe, and the screws in the feeding pipe are conveyed into the first connecting pipe 22 and then enter the conveying channel 21 through the air;

each second connecting pipe 28 is provided with a detection unit for detecting whether the screw enters the feeding pipe.

The mounting rack 8 comprises two upright posts 39, the upper ends of the upright posts 39 are connected through a cross bar 50, a support bar 53 is arranged on the cross bar 50, a main bracket 51 and two auxiliary brackets 52 are respectively arranged on two sides of the support bar 53, and the main bracket 51 and the auxiliary brackets 52 are respectively connected with the lower ends of the support bar 53;

two tightening pieces 10 are simultaneously arranged on the main bracket 51; one tightening member 10 is provided to each of the sub-brackets 52, and the height of each of the sub-brackets 52 is different. The utility model discloses in set up two auxiliary stands to set two auxiliary stands to different size of a dimension, for each of being convenient for screw up the head and use with the pore pair cooperation of waiting to screw up the silencer respectively.

Each first positioning frame 11 comprises a first positioning plate 55, each first positioning plate 55 is detachably connected with the main bracket 51 and the auxiliary bracket 52, a second positioning plate 56 is arranged at the upper end of each first positioning plate 55, and the first air cylinder 12 is arranged on the second positioning plate 56;

the sliding member 13 includes a connecting portion 57, a sliding portion 58 and an extending portion 59, the piston rod of the first air cylinder movably penetrates through the second positioning plate 56 and is connected to the upper end of the connecting portion 57, the second air cylinder 16 is disposed at the upper end of the connecting portion 57, the upper end of the sliding portion 58 is connected to the lower end of the connecting portion 57, two sides of the sliding portion 58 are respectively slidably connected to the first positioning frame 11 and the second positioning frame 15, the lower end of the sliding portion 58 is connected to the extending portion 59, the lower end of the fastening rod 18 movably penetrates through the extending portion 59 through a through hole 60, and the tightening head 20 is connected to the lower end of the extending portion 59.

A driving pinion 60 is arranged on an output shaft of the first motor 17, a driven gearwheel 61 meshed with the driving pinion 60 is arranged on the second positioning frame 15, the driven gearwheel 61 is rotatably connected with a positioning disc 62, the positioning disc 62 is arranged on the second positioning frame 15, and the upper end of the fastening rod 18 is connected with the driven gearwheel 61.

Two positioning rods 63 are arranged on the extension part 59, and a positioning head 65 is arranged at the lower end of each positioning rod 63.

The utility model discloses in, the number of screwing up the piece is decided according to the screw number of actually screwing up, the utility model discloses the screw that well muffler 300 was installed is four, so the number of screwing up the piece is four, when in-service use, can carry out corresponding increase or reduction according to specifically waiting to screw up the product

The utility model can be used independently when in use, the silencer 300 is positioned between the first clamping column 78 and the two second clamping columns through the first fixing plate 69 (see figures 5 to 6), then the shell cover is arranged on the silencer 300 (see figure 4), after the positioning is finished, the four positioning points 101 are screwed by the operator, after the positioning of the utility model, the problem of poor assembling quality caused by the deflection generated in the screwing process is avoided, meanwhile, the human hand is not needed to position the assembly parts, the labor intensity of the operator is reduced, in addition, in order to further improve the efficiency and the quality, the labor intensity of the operator is reduced, the utility model is used by matching with the feeding unit 2 and the positioning unit 3, the concrete mode is that, after the silencer is positioned by the mode, a plurality of screws are placed in each vibration disk 23, the screws are sent into the distributor 7 through the vibration disks 23 and the straight vibration 26, the screws entering the distributor 7 fall at the position of a limiting opening 33 through the feed opening 29, at the moment, the sliding block 30 is pushed through the third air cylinder 32, the material receiving block 99 arranged on the sliding block 30 moves along with the sliding block 30, meanwhile, the guide rod 38 moves along the direction of the inclined opening 37, so that the material receiving block 99 slides, so that the position-limiting opening 33 and the notch 31 are not overlapped any more, and as the material receiving block 99 moves, the lower half section of the screw is pushed through the notch 31 so that the screw falls into the second connecting pipe 28, after being sent to the first connecting pipe 22 through the feeding pipe, the mixture enters the feeding channel 21, and as a further preference, an air inlet pipe can be arranged on the distributor, the air is conveyed into the feeding pipe through the air inlet pipe, and the screws in the feeding pipe are conveyed into the first connecting pipe 22 and then enter the conveying channel 21 through the air; meanwhile, a detection unit is disposed at each second connection pipe 28, and the detection unit is used for detecting whether the screw enters the feeding pipe. After the screw enters into transfer passage 21, drive slider 13 through starting first cylinder 12 and reciprocate, realize first regulation, after first regulation is accomplished, drive second locating rack 15 through second cylinder 16 and remove to make its first motor 17 that sets up on second locating rack 15 follow the removal, stop after entering into the lower extreme locating hole 19 of anchorage bar 18 until the screw head, start first motor 17 and rotate the screw and screw up.

The utility model discloses in, the screw of waiting to screw up the silencer is four, through setting up four tightening parts 10, carries out the screw tightening to four setpoint 101 simultaneously, accomplish screw up the back carry on next time fix a position through the rotatory rotary disk 66 of power supply 67 can, accomplish the silencer of location and take off shell and inner part simultaneously between can.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims (8)

1. The utility model provides a rotational positioning structure of silencer which characterized in that: the device comprises a fixed seat (68), wherein the fixed seat (68) comprises a first fixed plate (69);

the first fixing plate (69) is provided with two second fixing plates (70) which are symmetrical to each other, the upper end of each second fixing plate (70) is provided with a first inclined plane (200), two ends of each first inclined plane (200) are provided with positioning seats (72), and each first inclined plane (200) is provided with a first clamping seat (75) and a second clamping seat (76) respectively;

the first clamping seat (75) comprises a first clamping plate (77), the front half section of the first clamping plate (77) is attached to the first inclined surface (200) and located between the two positioning seats (72), two first clamping columns (78) are arranged at the upper end of the rear half section of the first clamping plate (77), a first plane (79) is arranged on each first clamping column (78), a first vertical plate (80) is arranged between each first clamping column (78), and a second inclined surface (81) is arranged at the upper end of each first vertical plate (80);

the second clamping seat (76) comprises a second clamping plate (83), the front half section of the second clamping plate (83) is attached to the first inclined surface and located between the two positioning seats (72), two second clamping columns (84) are arranged at the upper end of the rear half section of the second clamping plate (83), a second plane (85) matched with the first plane (79) in use is arranged on each second clamping column (84), a second vertical plate (86) is arranged between each second clamping column (84), a third inclined surface (87) is arranged at the upper end of each second vertical plate (86), and an arc-shaped opening (88) is formed in each third inclined surface (87).

2. The rotational positioning structure of a muffler as set forth in claim 1, wherein: the novel rotary table is characterized by further comprising a rotary table (66), wherein a plurality of fixed seats (68) are arranged on the rotary table (66), and the fixed seats (68) are arranged in a circular array along the central line of the rotary table (66).

3. The rotational positioning structure of a muffler as set forth in claim 2, wherein: the lower end of the rotating disc (66) is provided with a power source (67) for rotating the rotating disc (66).

4. The rotational positioning structure of a muffler as set forth in claim 2, wherein: the number of the fixed seats (68) is eight, and each fixed seat (68) is detachably connected with the rotating disc (66) through the first fixed plate (69).

5. The rotational positioning structure of a muffler as set forth in claim 1, wherein: each second fixing plate (70) and each positioning seat (72) are of an integral forming structure.

6. The rotational positioning structure of a muffler as set forth in claim 1, wherein: the front half section of the first clamping plate (77) and the front half section of the second clamping plate (83) are detachably connected with the second fixing plates (70) through screws.

7. The rotational positioning structure of a muffler as set forth in claim 1, wherein: the two ends of the front half section of each first clamping plate (77) are provided with a joint opening (201) matched with the positioning seat (72) for use.

8. The rotational positioning structure of a muffler as set forth in claim 1, wherein: the rear end of the first clamping plate (77) is provided with a first opening (82), and the first opening (82) is positioned between the two first clamping columns (78); the rear end of the second clamping plate (83) is provided with a second opening (206) which is symmetrical to the first opening (82), and the second opening (206) is located between the two second clamping columns (84).

Images