CN220028272U - Automobile oxygen sensor fixing gasket flattening machine - Google Patents

Abstract

The utility model relates to the field of oxygen sensors, and particularly discloses an automobile oxygen sensor fixed gasket flattening machine which comprises a frame, a pneumatic assembly and a pressing shaft; the pneumatic assembly is fixedly connected with the opening on the upper surface of the frame; the extension plate is pulled to enable the first elastic piece to be extruded and deformed, the fixed plate and the movable plate move close to the inside of the hand away from the frame along with the extension plate, the second elastic piece is deformed after the first elastic piece is continuously pulled to be compressed to the limit, the movable plate is enabled to be away from the fixed plate, two semi-elastic rings are unfolded, an oxygen sensor and a gasket to be assembled can be placed in the moment, then the extension plate is loosened to enable the movable plate to be attached to the fixed plate, the extension plate is continuously loosened to enable the movable plate to be attached to the fixed plate to return to the initial alignment avoidance groove, at the moment, the pneumatic assembly is controlled to act to drive the pressing shaft to press the oxygen sensor to complete assembly, and efficient and accurate alignment and placement of the oxygen sensor can be completed by repeatedly pulling the extension plate.

Description

Automobile oxygen sensor fixing gasket flattening machine

Technical Field

The utility model relates to the field of oxygen sensors, in particular to an automobile oxygen sensor fixing gasket flattening machine.

Background

The oxygen sensor is an indispensable element of the fuel automobile; as the purifying capacity of the three-way catalyst to CO, HC and NOx is reduced sharply once the air-fuel ratio of the mixed gas deviates from the theoretical air-fuel ratio, an oxygen sensor is arranged in the exhaust pipe to detect the concentration of oxygen in the exhaust gas and send a feedback signal to the ECU, and the ECU controls the increase and decrease of the fuel injection quantity of the fuel injector, so that the air-fuel ratio of the mixed gas is controlled to be near the theoretical value, the fuel of the fuel automobile is fully combusted, and the pollution to the air is reduced.

The Chinese patent publication No. CN101549366B discloses a gasket flatting mill on 2011-01-05 day, which comprises a frame, wherein the upper part of the frame is provided with a clamping die fixing seat protruding upwards, clamping dies provided with gasket locating grooves are arranged on the clamping die fixing seat, clamping die bases are arranged on two sides of the clamping die fixing seat, clamping dies matched with gaskets to be treated are movably arranged on the clamping die bases, clamping die cylinders for pushing the clamping dies to move left and right are connected with the clamping dies, the clamping dies are fixedly connected with buffers, a pneumatic cylinder fixing plate is fixed above the frame through a supporting column, a pneumatic cylinder pressurizing cylinder is arranged on the pneumatic cylinder fixing plate, and a push rod of the pneumatic cylinder is connected with a compound flat die matched with the gaskets to be treated through the pneumatic cylinder fixing plate. Compared with the prior art, the utility model has the advantages of cleanness, safety, low energy consumption, silence and the like.

However, the prior gasket flattening machine has the defects that when the gasket flattening machine is used for assembling the gasket of the oxygen sensor, the gasket and the oxygen sensor are manually placed every time, then the control cylinder acts downwards to push the oxygen sensor into the gasket to complete the assembly, and the gasket is used for keeping the oxygen sensor to be suspended and fixed, so that the oxygen sensor needs to be accurately placed on the base during the installation, and the installation efficiency is low.

Disclosure of Invention

The utility model aims to solve the technical problems that when the conventional gasket flatting machine is used for assembling an oxygen sensor assembly gasket, the gasket and an oxygen sensor are manually placed every time, then a control cylinder acts downwards to push the oxygen sensor into the gasket to complete the assembly, and the oxygen sensor is kept suspended and fixed by the gasket, so that the oxygen sensor needs to be accurately placed on a base during the installation, and the installation efficiency is low.

In order to achieve the above object, the present utility model is realized by the following technical scheme;

the utility model relates to an automobile oxygen sensor fixed gasket flattening machine, which comprises a frame, a pneumatic assembly and a pressing shaft, wherein the pressing shaft is arranged on the frame; the pneumatic assembly is fixedly connected with the opening on the upper surface of the frame; a pressing shaft is fixedly connected to a piston shaft of the pneumatic assembly; a placing seat is fixedly connected on the rack corresponding to the pressing shaft; the placing seat is provided with an avoidance groove; a chute is formed in the frame; a sliding block is inserted in the sliding groove in a sliding way; the sliding block is provided with a sliding unit; a fixed plate is fixedly connected to the sliding unit; the fixed plate is provided with a hole in a sliding way and is inserted with a movable shaft; the movable shaft is sleeved with a second elastic piece; a movable plate is fixedly connected to the movable shaft; elastic rings are symmetrically slotted and fixedly connected on the movable plate and the fixed plate; an extension plate is fixedly connected to the movable plate.

Further, the sliding unit comprises a suspension frame, a one-way groove, a first elastic piece, a clamping block and a baffle plate; the suspension frame is fixedly connected to the sliding block; a one-way groove is formed in the suspension frame; the unidirectional groove is slidably inserted with a first elastic piece and a clamping block; a baffle is fixedly connected with the hanging frame corresponding to the clamping block; the clamping block is fixedly connected with the fixing plate.

Further, a plurality of clamping grooves are formed in the extension plate; the tail end of the extension plate is fixedly connected with a holding shaft.

Further, the initial state of the elastic ring is overlapped with the projection surface of the avoidance groove; the elastic force of the second elastic piece is larger than that of the first elastic piece.

Further, a horizontal plate is fixedly connected to the pressing shaft; a guide shaft is vertically fixedly connected to the horizontal plate; the guide shaft is vertically and slidably inserted in the frame.

The utility model provides an automobile oxygen sensor fixing gasket flattening machine, which has the following beneficial effects:

1. according to the utility model, the first elastic piece is extruded and deformed by pulling the extension plate, the fixed plate and the movable plate move close to the hand along with the extension plate and are far away from the interior of the frame, after the first elastic piece is continuously pulled to be compressed to the limit, the second elastic piece is deformed, so that the movable plate is far away from the fixed plate, two semi-elastic rings are unfolded, at the moment, an oxygen sensor and a gasket to be assembled can be put in, then the extension plate is loosened to enable the movable plate to be attached to the fixed plate, the extension plate is loosened to enable the movable plate to be attached to the fixed plate to be returned to the original state, the movable plate is aligned to the avoidance groove, at the moment, the pneumatic assembly is controlled to act to drive the pressing shaft to press the oxygen sensor to complete assembly, and the repeated operation of pulling the extension plate can be repeated to complete efficient and accurate alignment and placement and take out of the oxygen sensor, so that the problems of low accuracy and low efficiency caused by the fact that the oxygen sensor is manually placed into the avoidance groove are solved;

2. according to the utility model, the suspension frame and the sliding block can be fixed on the frame and can be matched with the avoidance groove in position, then the clamping block is positioned at the tail end of the unidirectional groove under the action of no other force under the pushing of the first elastic piece, and the tail end is positioned at the position above the avoidance groove just when the fixed plate and the movable plate clamp the oxygen sensor and are static, so that the accurate placement of the oxygen sensor for assembling the gasket can be realized, and the problems of inaccurate and high efficiency of the existing manual placement of the oxygen sensor and the gasket are solved.

Drawings

The following describes the embodiments of the present utility model in further detail with reference to the drawings;

FIG. 1 is a schematic view of a first axial structure of the present utility model;

FIG. 2 is a schematic diagram of a second axial measurement structure according to the present utility model;

fig. 3 is an enlarged schematic view of a partial structure of the present utility model.

The reference numerals in the figures illustrate: 1. a frame; 4. a pneumatic assembly; 5. pressing the shaft; 6. a horizontal plate; 7. a guide shaft; 9. a placement seat; 10. an avoidance groove; 11. a chute; 12. a slide block; 13. a suspension frame; 14. a unidirectional groove; 15. a first elastic member; 16. a clamping block; 17. a baffle; 18. a fixing plate; 19. a movable plate; 20. a movable shaft; 21. a second elastic member; 22. an extension plate; 23. a grip shaft; 24. a clamping groove; 25. an elastic ring.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The following description of the technical solutions in the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, in the embodiments of the present utility model, all directional indicators (such as up-down-left-right-front-rear … …) are merely used to explain the relative positional relationship between the components, motion, etc. in a specific posture (as shown in the drawings), if the specific posture is changed, the directional indicators correspondingly change, and the connection may be a direct connection or an indirect connection.

Referring to fig. 1-3, an automobile oxygen sensor fixing gasket flattening machine comprises a frame 1, a pneumatic assembly 4 and a pressing shaft 5; the pneumatic assembly 4 is fixedly connected with an opening on the upper surface of the frame 1; a pressing shaft 5 is fixedly connected to the piston shaft of the pneumatic assembly 4; a placing seat 9 is fixedly connected on the frame 1 corresponding to the pressing shaft 5; the placing seat 9 is provided with an avoiding groove 10; a chute 11 is formed in the frame 1; a sliding block 12 is inserted in the sliding groove 11 in a sliding way; a sliding unit is arranged on the sliding block 12; a fixed plate 18 is fixedly connected to the sliding unit; the fixed plate 18 is provided with an opening and is slidably inserted with a movable shaft 20; the movable shaft 20 is sleeved with a second elastic piece 21; a movable plate 19 is fixedly connected to the movable shaft 20; elastic rings 25 are symmetrically slotted and fixedly connected on the movable plate 19 and the fixed plate 18; an extension plate 22 is fixedly connected to the movable plate 19; during operation, through pulling extension board 22 makes first elastic component 15 take place extrusion deformation, fixed plate 18 and fly leaf 19 are along with extension board 22 removal is close the inside that the frame 1 was kept away from to the hand, continuously pull to first elastic component 15 compression extremely after, the second elastic component 21 takes place deformation, make fly leaf 19 keep away from fixed plate 18, expand two half elastic rings 25, can put into the oxygen sensor and the gasket that wait to assemble this moment, then become flexible extension board 22 makes fly leaf 19 laminating fixed plate 18, continue to become flexible extension board 22 makes fly leaf 19 laminating fixed plate 18 return to the initial alignment dodge groove 10, control pneumatic component 4 action drives pressing shaft 5 and presses the oxygen sensor and accomplish the equipment this moment, repeated pulling extension board 22 repeating operation can accomplish high-efficient accurate alignment and place out the oxygen sensor, the problem that current manual oxygen sensor of placing leads to the accuracy low and inefficiency in dodging groove 10 has been solved.

The sliding unit comprises a suspension frame 13, a one-way groove 14, a first elastic piece 15, a clamping block 16 and a baffle 17; the suspension frame 13 is fixedly connected to the sliding block 12; a unidirectional groove 14 is formed in the suspension frame 13; the unidirectional groove 14 is slidably inserted with a first elastic piece 15 and a clamping block 16; a baffle 17 is fixedly connected on the suspension frame 13 corresponding to the clamping block 16; the clamping block 16 is fixedly connected with the fixing plate 18; during operation, through unsettled frame 13 and slider 12 guarantee can fix in frame 1 and can adjust the position and dodge the groove 10 and match, then make fixture block 16 be in the end of one-way groove 14 when not receiving other force effect under the promotion of first elastic component 15, and this end position just makes fixed plate 18 and fly leaf 19 centre gripping oxygen sensor back be in dodge the groove 10 top position when static, can realize that accurate place oxygen sensor assembles the gasket, has solved current manual work and has placed oxygen sensor and gasket and not accurate and efficient problem enough.

The extension plate 22 is provided with a plurality of clamping grooves 24; the tail end of the extension plate 22 is fixedly connected with a holding shaft 23; during operation, the oxygen sensor and the gasket to be assembled can be placed in the clamping groove 24 simultaneously through the holding shaft 23 conveniently for holding operation, so that the oxygen sensor can be replaced more safely and conveniently.

The initial state of the elastic ring 25 is overlapped with the projection surface of the avoidance groove 10; the elastic force of the second elastic member 21 is greater than that of the first elastic member 15; during operation, through elastic ring 25 initial condition and dodge groove 10 projection plane coincidence for place the oxygen sensor back between two elastic rings 25, press in the axle 5 can be accurate promote the oxygen sensor gets into the gasket, and make the oxygen sensor dodge down at dodging groove 10, can not produce the interference with placing seat 9, then through pulling grip shaft 23, drive fixed plate 18 keep away from placing seat 9, when arriving unidirectional tank 14 end and suffering to block, the pulling grip shaft 23 of more powerful makes second elastic member 21 take place deformation, movable plate 19 keep away from fixed plate 18 and produce the clearance, the oxygen sensor drops under the action of gravity at this moment and collects, can put into new oxygen sensor and gasket this moment, then become flexible grip shaft 23 makes movable plate 19 be close to fixed plate 18 and accomplish the centre gripping oxygen sensor between two elastic rings 25, then slowly relax, make fixture block 16 remove the end of unidirectional tank 14 under the elasticity of first elastic member 15, simultaneously also be directly over placing seat 9, continue the next time press the equipment of pressing down of the existing oxygen sensor, the oxygen sensor has been avoided when the oxygen sensor is placed with the oxygen sensor is placed in place at the time of the manual work, the low efficiency when the gasket is needed to place the manual work is placed in the groove 9, the problem is solved and the accuracy is stable.

A horizontal plate 6 is fixedly connected to the pressing shaft 5; a guide shaft 7 is vertically fixedly connected to the horizontal plate 6; the guide shaft 7 is vertically and slidably inserted in the frame 1; during operation, the guide shaft 7 is vertically and slidably inserted in the frame 1, so that the pressing shaft 5 can accurately vertically move downwards to be contacted with the oxygen sensor to push the gasket to be clamped, and the gasket is mounted and fixed.

By adopting the scheme, when the oxygen sensor and the gasket to be assembled can be placed at the moment, the extension plate 22 is loosened to enable the movable plate 19 to be attached to the fixed plate 18 continuously, the movable plate 18 and the movable plate 19 are controlled to move along with the extension plate 22 to be close to the hand and far away from the interior of the frame 1, after the first elastic piece 15 is continuously pulled to be compressed to the limit, the second elastic piece 21 is deformed, the movable plate 19 is far away from the fixed plate 18, and two semi-elastic rings 25 are unfolded, so that the oxygen sensor and the gasket to be assembled can be placed at the moment, the extension plate 22 is loosened to enable the movable plate 19 to be attached to the fixed plate 18, the movable plate 19 is continuously loosened to enable the movable plate 19 to be attached to the fixed plate 18 to be aligned to the avoidance groove 10 until the fixed plate 18 is returned to the original, at the moment, the pneumatic assembly 4 is controlled to drive the pressing shaft 5 to press the oxygen sensor to complete assembly, and the repeated operation of the extension plate 22 is repeatedly pulled to complete efficient and accurate alignment and placement and oxygen sensor removal, and the problem of low precision and efficiency caused by the fact that the existing manual placement of the oxygen sensor into the avoidance groove 10 is solved; the suspension frame 13 and the sliding block 12 ensure that the device can be fixed on the frame 1 and the position can be adjusted to be matched with the avoidance groove 10, then the clamping block 16 is positioned at the tail end of the unidirectional groove 14 when not under the action of other forces under the pushing of the first elastic piece 15, and the tail end is positioned just above the avoidance groove 10 when the fixed plate 18 and the movable plate 19 clamp the oxygen sensor and are static, so that the accurate placement of the oxygen sensor for assembling gaskets can be realized, and the problem that the existing manual placement of the oxygen sensor and gaskets is not accurate and efficient is solved; the holding shaft 23 is convenient to hold and use, and a large number of oxygen sensors and gaskets to be assembled can be placed in the clamping groove 24, so that the oxygen sensors are safer and more convenient to replace; through the coincidence of the initial state of the elastic ring 25 and the projection surface of the avoidance groove 10, after the oxygen sensor is placed between the two elastic rings 25, the pressing shaft 5 can accurately push the oxygen sensor into the gasket, the oxygen sensor can not interfere with the placement seat 9 under the avoidance of the avoidance groove 10, then the holding shaft 23 is pulled to drive the fixed plate 18 to be far away from the placement seat 9, when the tail end of the unidirectional groove 14 is blocked, the holding shaft 23 is pulled to enable the second elastic piece 21 to deform, the movable plate 19 is far away from the fixed plate 18 to generate a gap, at the moment, the oxygen sensor falls and is collected under the action of gravity, at the moment, a new oxygen sensor and the gasket can be placed, then the loose holding shaft 23 enables the movable plate 19 to approach the fixed plate 18 to clamp the oxygen sensor between the two elastic rings 25, then is slowly loosened, the clamping block 16 moves to the tail end of the unidirectional groove 14 under the elasticity of the first elastic piece 15, meanwhile, the next pressing assembly is continued, the existing oxygen sensor is stably placed on the placement seat 9, and the problem that the existing oxygen sensor is required to be stably placed in the placement groove 9 is solved; the guide shaft 7 is vertically and slidably inserted in the frame 1, so that the pressing shaft 5 can accurately vertically move downwards to be contacted with the oxygen sensor to push and clamp the gasket to complete installation and fixation.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (5)

1. An automobile oxygen sensor fixed gasket flattening machine is characterized in that; comprises a frame (1), a pneumatic component (4) and a pressing shaft (5); the pneumatic assembly (4) is fixedly connected with the opening on the upper surface of the frame (1); a pressing shaft (5) is fixedly connected to the piston shaft of the pneumatic assembly (4); a placement seat (9) is fixedly connected on the frame (1) corresponding to the pressing shaft (5); an avoidance groove (10) is formed in the placement seat (9); a chute (11) is formed in the frame (1); a sliding block (12) is inserted in the sliding groove (11) in a sliding way; a sliding unit is arranged on the sliding block (12); a fixed plate (18) is fixedly connected to the sliding unit; a movable shaft (20) is inserted in the opening of the fixed plate (18) in a sliding manner; the movable shaft (20) is sleeved with a second elastic piece (21); a movable plate (19) is fixedly connected to the movable shaft (20); elastic rings (25) are symmetrically slotted and fixedly connected on the movable plate (19) and the fixed plate (18); an extension plate (22) is fixedly connected on the movable plate (19).

2. The automotive oxygen sensor mounting mat flatting mill of claim 1, wherein: the sliding unit comprises a suspension frame (13), a one-way groove (14), a first elastic piece (15), a clamping block (16) and a baffle plate (17); the suspension frame (13) is fixedly connected to the sliding block (12); a unidirectional groove (14) is formed in the suspension frame (13); a first elastic piece (15) and a clamping block (16) are inserted in the unidirectional groove (14) in a sliding way; a baffle (17) is fixedly connected with a corresponding clamping block (16) on the suspension frame (13); the clamping block (16) is fixedly connected with the fixing plate (18).

3. The automotive oxygen sensor mounting mat flatting mill of claim 2, wherein: a plurality of clamping grooves (24) are formed in the extension plate (22); the tail end of the extension plate (22) is fixedly connected with a holding shaft (23).

4. The automotive oxygen sensor mounting mat flatting mill of claim 3, wherein: the initial state of the elastic ring (25) is overlapped with the projection surface of the avoidance groove (10); the elastic force of the second elastic piece (21) is larger than that of the first elastic piece (15).

5. The automotive oxygen sensor mounting mat flatting mill of claim 4, wherein: a horizontal plate (6) is fixedly connected to the pressing shaft (5); a guide shaft (7) is vertically fixedly connected to the horizontal plate (6); the guide shaft (7) is vertically and slidably inserted in the frame (1).