CN113074614A

CN113074614A - Piston roundness testing device based on automatic feeding mechanism

Info

Publication number: CN113074614A
Application number: CN202110250645.0A
Authority: CN
Inventors: 陈凤娇; 兰天
Original assignee: ANHUI HIGH-TECH POWER TECHNOLOGY CO LTD
Current assignee: ANHUI HIGH-TECH POWER TECHNOLOGY CO LTD
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2021-07-06
Anticipated expiration: 2041-03-08
Also published as: CN113074614B

Abstract

The invention relates to a piston roundness testing device based on an automatic feeding mechanism, which comprises a shell, a circular ring, a pull rope and a press rod, wherein the circular ring is rotatably installed on the outer side of the shell, second springs are fixedly arranged inside the periphery of the shell, a sliding groove for placing the press rod is formed inside the shell, the pull rope is fixedly connected to the surface of the circular ring, the press rod is fixedly connected to the tail end of the pull rope, the press rod is fixedly connected with the second springs, a connector is rotatably installed at the front end of the press rod, and a piston body is arranged between the connector and an adjacent connector. The invention has the beneficial effects that: this piston circularity testing arrangement based on autoloading mechanism can carry out centre gripping work to the piston through the centre gripping subassembly of waiting angular distribution on the device, can also adjust the position of test through the adjustable amesdial on the device simultaneously, has promoted the result of use of device.

Description

Piston roundness testing device based on automatic feeding mechanism

Technical Field

The invention relates to the technical field of piston machining, in particular to a piston roundness testing device based on an automatic feeding mechanism.

Background

Automatic feeding mechanism is conveying equipment's one, mainly moves through piston cylinder drive connecting piece to realize the autoloading work, the piston is important component part among the feeding mechanism, after the piston finished product is accomplished, need guarantee the finished quality of piston, consequently need use piston circularity testing arrangement, some problems still exist when using in some piston circularity testing arrangements of current:

piston circularity testing arrangement is when using, and the centre gripping is carried out and is fixed to the piston of unidimensional not being convenient for, and the result of use is relatively poor, can't carry out adjustable test work according to the size of piston moreover, and adjustable degree is than lower, influences holistic measuring effect.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a piston roundness testing device based on an automatic feeding mechanism.

The invention solves the technical problems through the following technical means:

piston circularity testing arrangement based on autoloading mechanism, including shell, ring, stay cord and depression bar, the outside of shell is rotated and is installed the ring, and the shell is inside all around all fixedly provided with the second spring, and the spout that is used for placing the depression bar is offered to the inside of shell, the fixed surface of ring is connected with the stay cord, the terminal fixedly connected with depression bar of stay cord, depression bar and second spring fixed connection, the front end of depression bar is rotated and is installed the connector, be provided with the piston body between connector and the adjacent connector.

Adopt above-mentioned technical scheme's beneficial effect:

the device supports the piston body through the connector of depression bar front end when using to guarantee that the device can stabilize the centre gripping work to the piston, can also guarantee through the inside second spring of device that the piston body can be located the centre position of device simultaneously, accuracy when guaranteeing follow-up detection circularity has solved some current circularity detection device when detecting, and the accuracy is lower, and the relatively poor defect of controllability has the stronger advantage of adaptability moreover.

On the basis of the technical scheme, the invention can be further improved as follows.

Furthermore, a connecting shell is arranged on the outer side of the shell, a first spring is fixedly connected inside the connecting shell, a handle is fixedly connected to the surface of the shell, and a connecting plate is fixedly connected to the side surface of the shell; the depression bar passes through to constitute elastic construction between second spring and the shell, and the axis of second spring is on same straight line with the axis of depression bar, laminates mutually between the outer wall of depression bar and the inner wall of spout.

Adopt above-mentioned further scheme's beneficial effect be, can guarantee the stability when the depression bar removes through the spout of laminating mutually with the depression bar on the device.

Furthermore, a connecting rod is fixedly connected above the first spring, a rubber mat is rotatably mounted on the side face of the connecting rod, an elastic structure is formed between the connecting rod and the connecting shell through the first spring, and the lower surface of the rubber mat is mutually attached to the upper surface of the piston body; the connecting rods are distributed in the shell in a central symmetry manner, and the connecting rods and the shell form a rotating structure through the connecting heads and the piston body.

The beneficial effect who adopts above-mentioned further scheme is that, can make the shell rotate round the piston body through the rotating-structure on the device for it is more convenient that the device carries out roundness detection.

Further, a screw rod is installed in the connecting plate through threads, a limiting rod penetrates through the connecting plate, and a dial indicator is installed on a front end bearing of the screw rod; the dial indicator forms a rotating structure through the limiting rod, the screw and the connecting plate, the connecting plate is located above the circular ring, and the limiting rod and the screw are parallel to each other.

The invention has the beneficial effects that: the position of the dial indicator can be adjusted by utilizing the limiting rod and the screw rod on the device, so that the device can adapt to piston bodies with different sizes to be used.

Drawings

FIG. 1 is a schematic top sectional view of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic view of the connecting shell and the connecting rod of the present invention;

FIG. 4 is a schematic top view of the present invention;

FIG. 5 is a schematic view of the connection structure of the pressing rod and the connecting head according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the outer shell, 2, the ring, 3, the stay cord, 4, the depression bar, 5, the connector, 6, the piston body, 7, first spring, 8, the connecting rod, 9, the cushion, 10, the spout, 11, the second spring, 12, the handle, 13, the connecting plate, 14, the screw rod, 15, the gag lever post, 16, amesdial, 17, the connection shell.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

The piston is an important component part in the automatic feeding mechanism, after the piston is produced, in order to guarantee the overall quality of the device, a piston roundness detection device needs to be used, some existing piston roundness detection devices are troublesome when being fixed to pistons of different sizes, disposable fixing work cannot be conveniently carried out, adjustability is poor, detection work cannot be carried out on the peripheral roundness of the piston while the piston is fixed, the detection assembly cannot be adjusted according to the size of the piston when the piston is used, applicability is poor, and the piston roundness detection device based on the automatic feeding mechanism is provided for solving the problems.

The present invention provides the following preferred embodiments

As shown in fig. 1, fig. 3 and fig. 5, piston circularity testing arrangement based on automatic feeding mechanism, which comprises a housing 1, ring 2, stay cord 3 and depression bar 4, ring 2 is installed in the outside rotation of housing 1, housing 1 is the fixed second spring 11 that is provided with all around, spout 10 that is used for placing depression bar 4 is offered to the inside of housing 1, the fixed surface of ring 2 is connected with stay cord 3, the terminal fixedly connected with depression bar 4 of stay cord 3, depression bar 4 and second spring 11 fixed connection, the front end of depression bar 4 is rotated and is installed connector 5, be provided with piston body 6 between connector 5 and the adjacent connector 5, can come to carry out the fixed of centre position to piston body 6 through connector 5 on the device, the practicality of device has been promoted.

In this embodiment, as shown in fig. 1 to 3, in order to further improve the stability of the testing device during use, a connecting shell 17 is disposed on the outer side of the housing 1, a first spring 7 is fixedly connected inside the connecting shell 17, a handle 12 is fixedly connected to the surface of the housing 1, and a connecting plate 13 is fixedly connected to the side surface of the housing 1; the compression bar 4 forms an elastic structure between the second spring 11 and the shell 1, the central axis of the second spring 11 and the central axis of the compression bar 4 are on the same straight line, the outer wall of the compression bar 4 and the inner wall of the sliding groove 10 are mutually attached, and the stability of the compression bar 4 in moving can be ensured through the sliding groove 10 which is mutually attached to the compression bar 4 on the device.

In this embodiment, as shown in fig. 1 and fig. 2 to 3, in order to further improve the convenience of the testing device during use, a connecting rod 8 is fixedly connected above the first spring 7, a rubber pad 9 is rotatably installed on a side surface of the connecting rod 8, the connecting rod 8 forms an elastic structure with the connecting shell 17 through the first spring 7, and the lower surface of the rubber pad 9 is attached to the upper surface of the piston body 6; connecting rod 8 is central symmetry form distribution in the inside of shell 1, and connecting rod 8 and shell 1 pass through to constitute rotating-structure between connector 5 and the piston body 6, can make shell 1 rotate round piston body 6 through the rotating-structure on the device for it is more convenient when carrying out the roundness detection to install.

In this embodiment, as shown in fig. 1 to 4, in order to further improve the adjustability of the device, a screw 14 is installed in the connecting plate 13 through threads, a limiting rod 15 penetrates through the connecting plate 13, and a dial indicator 16 is installed on a front end bearing of the screw 14; the dial indicator 16 forms a rotating structure through the limiting rod 15, the screw 14 and the connecting plate 13, the connecting plate 13 is located above the circular ring 2, the limiting rod 15 and the screw 14 are parallel to each other, and the limiting rod 15 and the screw 14 on the device can be used for adjusting the position of the dial indicator 16, so that the device can adapt to piston bodies 6 of different sizes to be used.

The specific working process of the invention is as follows:

(1) clamping the piston body 6

Firstly, in the process of clamping the piston body 6, the handle 12 can be pressed, then the ring 2 is rotated, the pull rope 3 is pulled through the ring 2, the pull rope 3 pulls the pressure rod 4 in the sliding groove 10, so that the piston bodies 6 in the device move outwards at the same time, finally the piston body 6 is placed in the middle of the shell 1, after the ring 2 is loosened, the piston body 6 is stably fixed, and at the moment, under the action of the second spring 11, the piston body 6 is in the middle of the shell 1, so that the clamping work is completed.

(2) The dial gauge 16 is adjusted according to the size of the piston body 6

After the preparation is finished, the dial indicator 16 is adjusted, the front position and the rear position of the dial indicator 16 are adjusted by rotating the screw 14 mounted on the surface bearing of the dial indicator 16, in the adjusting process, the screw 14 and the limiting rod 15 are parallel to each other, and the limiting rod 15 penetrates through the inside of the connecting plate 13, so that in the rotating process of the screw 14, the dial indicator 16 can move back and forth, and the dial indicator 16 is adjusted and fixed.

(3) Performing roundness test

When testing, through the inside connecting rod 8 of first spring 7 pulling connecting shell 17 for cushion 9 compresses tightly piston body 6, thereby guarantees that piston body 6 can be compressed tightly, can be through rotating shell 1 whole this moment, makes connector 5 rotate on piston body 6's surface, observes amesdial 16's scale change this moment, thereby carries out test work.

In summary, the following steps: the device has the beneficial effects that when the device is used, the connector 5 at the front end of the pressure rod 4 can abut against the piston body 6, so that the device can be ensured to stably clamp the piston, meanwhile, the second spring 11 in the device can ensure that the piston body 6 can be positioned in the middle of the device, the accuracy in subsequent roundness detection is ensured, the defects of low accuracy and poor adjustability of some conventional roundness detection devices in detection are overcome, and the device has the advantage of higher adaptability;

the device is at the in-process that uses, can carry out more convenient circularity detection work through the rotating-structure on the device, when carrying out circularity detection work, can also adjust the position of amesdial 16 according to not unidimensional piston body 6, has solved the relatively poor defect of some current detection device practicality, has the better advantage of result of use.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. Piston circularity testing arrangement based on autoloading mechanism, including shell (1), ring (2), stay cord (3) and depression bar (4), its characterized in that, the outside of shell (1) is rotated and is installed ring (2), and shell (1) inside all around is fixed and is provided with second spring (11), and spout (10) that are used for placing depression bar (4) are offered to the inside of shell (1), the fixed surface of ring (2) is connected with stay cord (3), terminal fixedly connected with depression bar (4) of stay cord (3), depression bar (4) and second spring (11) fixed connection, and the front end of depression bar (4) is rotated and is installed connector (5), be provided with piston body (6) between connector (5) and adjacent connector (5).

2. The piston roundness testing device based on the automatic feeding mechanism according to claim 1, wherein a connecting shell (17) is provided on an outer side of the housing (1), a first spring (7) is fixedly connected to an inner portion of the connecting shell (17), a handle (12) is fixedly connected to a surface of the housing (1), and a connecting plate (13) is fixedly connected to a side surface of the housing (1).

3. The piston roundness testing device based on the automatic feeding mechanism according to claim 1, wherein the pressing rod (4) forms an elastic structure with the housing (1) through the second spring (11), the central axis of the second spring (11) and the central axis of the pressing rod (4) are on the same straight line, and the outer wall of the pressing rod (4) and the inner wall of the sliding groove (10) are mutually attached.

4. The piston roundness testing device based on the automatic feeding mechanism according to claim 2, wherein a connecting rod (8) is fixedly connected above the first spring (7), a rubber pad (9) is rotatably mounted on a side surface of the connecting rod (8), the connecting rod (8) forms an elastic structure with the connecting shell (17) through the first spring (7), and a lower surface of the rubber pad (9) is attached to an upper surface of the piston body (6).

5. The piston roundness testing device based on the automatic feeding mechanism according to claim 4, wherein the connecting rods (8) are distributed in the shell (1) in a central symmetry manner, and the connecting rods (8) and the shell (1) form a rotating structure with the piston body (6) through the connecting heads (5).

6. The piston roundness testing device based on the automatic feeding mechanism according to claim 2, characterized in that a screw (14) is installed in the connecting plate (13) through threads, a limiting rod (15) penetrates through the connecting plate (13), and a dial indicator (16) is installed on a front end bearing of the screw (14).

7. The piston roundness testing device based on the automatic feeding mechanism according to claim 6, wherein the dial indicator (16) forms a rotating structure through the limiting rod (15) and the screw (14) and the connecting plate (13), the connecting plate (13) is positioned above the circular ring (2), and the limiting rod (15) and the screw (14) are parallel to each other.