Piston ring honing machine with automatic feeding function

Abstract

The utility model provides an automatic feeding piston ring honing machine which relates to the technical field of honing machines and comprises a working box, a working groove is formed in one side of the top of the working box, a rotating base is connected to the top of the working groove, a rotating column is rotationally connected to the top of the rotating base, and a grinding groove is formed in the middle of the rotating column. A telescopic supporting platform is arranged at the bottom of the grinding groove, a driving box is arranged on one side, where the working groove is located, of the grinding groove, concave clamping blocks which are symmetrically arranged are connected to the side face of the driving box, a hydraulic pressing device is arranged on the side face of the rotating column, and the hydraulic pressing device is aligned to the grinding groove. The problems that when an outer ring of a piston ring is honed at present, the piston ring needs to be manually pressed and then put into a grinding channel for reciprocating grinding operation, a tool needs to be used for pressing the piston ring when the piston ring is pressed, and large clamping force is needed to enable the piston ring to be kept in a perfect circle state, so that the efficiency is high are solved. And manual operation is relatively inconvenient.

Description

TECHNICAL FIELD

[0001] The utility model mainly relates to honing machine technical field, concretely relates to a piston ring honing machine of automatic feeding. BACKGROUND

[0002] Honing is a cutting process that uses abrasive, it is mainly used for finishing various inner diameters, such as cylinder bore, pipe, bearing, etc., but also suitable for outer diameter and plane. Honing can improve the shape, dimensional accuracy and surface quality of workpiece, realize high-precision machining. Compared with other manufacturing processes, honing has the advantages of economic efficiency, correction of previous machining errors, accurate diameter and hole geometry control, etc.

[0003] Piston ring as the key component in engine, its manufacturing precision has important influence on the performance and life of engine. Honing can further improve the manufacturing precision of piston ring outer circle, ensure that its matching clearance with cylinder sleeve reaches the design requirement. Honing can remove the small defects and ripples on the surface of piston ring outer circle, form uniform and smooth surface. This helps to reduce the friction and wear between piston ring and cylinder sleeve, improve the efficiency and reliability of engine.

[0004] The inventor found the following defects in the specific embodiment operation process:

[0005] At present, the piston ring outer circle needs to be manually pressed and put into the grinding channel during honing work, and reciprocating grinding operation is carried out, and tools are needed to press the piston ring during pressing operation, and large clamping force is needed to make the piston ring keep the state of true circle, so the manual operation is inconvenient.

[0006] It should be noted that the above content belongs to the technical cognition of the inventor. Since the technical content in this field is vast and complex, the above content of the present application does not necessarily constitute the prior art. CONTENT OF THE UTILITY MODEL

[0007] 1. Technical problem to be solved by the utility model:

[0008] The utility model provides a piston ring honing machine of automatic feeding to solve the technical problems existing in the above background technology.

[0009] 2. Technical scheme:

[0010] In order to achieve the above object, the utility model provides technical scheme for a piston ring honing machine of automatic feeding, including the work tank, the work tank top side is opened work groove, the work groove top is connected rotating base, the rotating base top rotation is connected rotating column, the rotating column middle part is opened grinding groove, the grinding groove bottom is equipped with retractable support platform, the grinding groove the work groove one side is equipped with drive box, drive box side surface is connected to the concave clamping piece of symmetry arrangement, the rotating column side surface is equipped with hydraulic pressure pressing device, the hydraulic pressure pressing device is aligned with the grinding groove, when the device works, the piston ring of multiple superimposed placement is put into the concave clamping piece of not clamping, and the bottom of piston ring is supported by retractable support platform, and then the drive box of side surface will drive two concave clamping pieces to move to the middle part, and then all piston rings are clamped, and the effect of the right circle is played to the piston ring after being pressed, the round groove hole bottom formed after the concave clamping piece clamps is aligned with the grinding groove, at this moment, the piston ring is compressed and is in the right circle state, and it is convenient for subsequent outer end honing operation, and then the hydraulic pressure pressing device of top moves downward, and the compressed piston ring is pressed to the retractable support platform direction, and the hydraulic pressure pressing device and retractable support platform are synchronous after being pressed, and the piston ring in the right circle state moves downward to the grinding groove, and then the rotating base will drive the rotating column to rotate, and the grinding groove in its inside can play the grinding effect to the piston ring in the right circle state, and at the same time, the hydraulic pressure pressing device and retractable support platform will drive the piston ring to do reciprocating lifting in the certain range of grinding groove, and then honing operation is carried out.

[0011] Further, the rotating base includes a support base, the support base has a placement groove in the middle part, the retractable support platform is arranged in the placement groove, the retractable support platform includes a first hydraulic retractable cylinder, the first hydraulic retractable cylinder is connected with a support disc at the top, the support base has a mounting groove on the side surface, a drive motor is arranged in the mounting groove, a rotating shaft of the drive motor is connected with a first gear, the first gear is connected with the rotating column in a meshing mode, and the support base is connected with the rotating column in a rotating mode through a rotating ring.

[0012] Further, the rotating column has a second gear ring arranged on the outside of the bottom, the second gear ring is connected with the first gear in a matching mode, and the rotating column has a support pad block arranged in a ring mode on the top.

[0013] Further, the drive box has a sliding cavity, the sliding cavity is symmetrically provided with sliding blocks, the sliding blocks are connected with rotating screws in a matching mode, the rotating screws are connected with rotating motors at the ends, the drive box has two sliding grooves on the side surface, the sliding grooves are connected with sliding strips in a matching mode, one end of the sliding strips is connected with the sliding blocks, and the other end of the sliding strips is connected with the concave clamping pieces.

[0014] Further, the hydraulic pressing device comprises a support column, a lifting groove is formed in the side of the support column, a lifting plate is slidably connected to the lifting groove, a second hydraulic telescopic cylinder is arranged at the top of the support column, the bottom of the second hydraulic telescopic cylinder is connected to the lifting plate through a telescopic shaft, a pressing column is connected to the low end of the lifting plate, and the pressing column is connected to a pressing disc at the end thereof.

[0015] Further, the driving box is connected to a rotating work disc at the top, the rotating work disc is connected to a liquid spraying column at the top, and the liquid spraying column is connected to a grinding liquid feeding pipe at the side.

[0016] 3. Beneficial effects:

[0017] Compared with the prior art, the technical scheme has the following beneficial effects:

[0018] The utility model discloses a reasonable design, and when working, the stacked piston rings can be directly placed in the middle of two concave clamping blocks, the driving box at the side drives the two concave clamping blocks to clamp the piston rings into a circular state, so that automatic clamping operation of the piston rings is realized, and manual pre-pressing treatment of the piston rings is not needed.

[0019] And the subsequent hydraulic pressing device cooperates with the support disc at the bottom to convey the piston rings to the grinding groove at the bottom, and the piston rings are ground up and down, at the same time, the rotating column at the bottom also rotates to perform annular grinding, so that honing operation of the outer ring of the piston ring is completed, the whole process is highly automatic, and the honing efficiency of the outer ring of the piston ring is improved.

[0020] It should be noted that the structures not introduced in the utility model are the same as the prior art or can be realized by using the prior art, and do not need to be repeated here. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 It is a structural schematic view of the utility model;

[0022] Fig. 2 It is a structural schematic view of the rotating base of the utility model;

[0023] Fig. 3 It is a structural schematic view of the driving box of the utility model.

[0024] REFERENCE SIGNS:

[0025] 1, work box; 2, work groove; 3, rotating base; 31, support base; 32, placing groove; 33, mounting groove; 34, driving motor; 35, first gear; 36, rotating ring; 4, rotating column; 41, second gear ring; 42, support pad; 5, grinding groove; 6, telescopic support platform; 61, first hydraulic telescopic cylinder; 62, support disc; 7, driving box; 71, sliding cavity; 72, sliding block; 73, rotating screw; 74, rotating motor; 75, rotating work disc; 76, liquid spraying column; 77, polishing liquid feeding pipe; 8, concave clamping block; 9, hydraulic pressing device; 91, support column; 92, lifting groove; 93, lifting plate; 94, second hydraulic telescopic cylinder; 95, pressing column; 96, pressing disc. DETAILED DESCRIPTION

[0026] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the accompanying drawings, in which several embodiments of the present application are given. However, the present application can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the disclosure of the present application more thorough and comprehensive.

[0027] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "page", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0028] In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0029] In the utility model, unless another definite provision and limitation, the terms "mount", "link", "connect", "fix", "have", "have in" and so on terms should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connect;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can through intermediate medium indirectly connect, can be two element internal communication. For ordinary skilled person in the art, can understand the specific meaning of above-mentioned terms in the utility model according to specific circumstances.

[0030] It should be noted that the structures not introduced in the present application can adopt the existing technology known to those skilled in the art since they do not involve the design key points and improvement direction of the present application. Embodiment

[0031] Refer to the attached Figs. 1-3 A piston ring honing machine of automatic feeding, including work tank 1, the top side of work tank 1 is provided with work groove 2, the top of work groove 2 is connected with rotary base 3, rotary base 3 top is rotatably connected with rotary column 4, the middle part of rotary column 4 is provided with grinding groove 5, the bottom of grinding groove 5 is equipped with telescopic support platform 6, one side of grinding groove 5 is provided with drive box 7, the side of drive box 7 is connected with the concave clamping block 8 arranged symmetrically, the side of rotary column 4 is provided with hydraulic pressure pressing device 9, and hydraulic pressure pressing device 9 is aligned with grinding groove 5, when the device works, multiple superimposed piston rings are placed in the concave clamping block 8 not clamped, the bottom of piston ring is supported by telescopic support platform 6, then the drive box 7 on the side will drive two concave clamping blocks 8 to move to the middle, so as to clamp all piston rings, and the effect of making piston ring right circular is achieved after pressing, the bottom of the circular groove hole formed after the clamping of concave clamping block 8 is aligned with grinding groove 5, at this time, the piston ring is compressed in the right circular state, which is convenient for subsequent outer end honing operation, then the hydraulic pressure pressing device 9 at the top moves downward, and the compressed piston ring is pressed to the direction of telescopic support platform 6, after pressing, the hydraulic pressure pressing device 9 and telescopic support platform 6 are lowered synchronously, so that the piston ring in the right circular state moves downward to grinding groove 5, then rotary base 3 drives rotary column 4 to rotate, and the grinding groove 5 in the rotary column 5 can grind the piston ring in the right circular state, at the same time, the hydraulic pressure pressing device 9 and telescopic support platform 6 drive the piston ring to reciprocate in the certain range of grinding groove 5, so as to carry out honing operation.

[0032] The rotating base 3 includes a support base 31, the middle of the support base 31 is provided with a placing groove 32, the placing groove 32 is internally provided with the telescopic support platform 6, the telescopic support platform 6 includes a first hydraulic telescopic air cylinder 61, the top of the first hydraulic telescopic air cylinder 61 is connected with a support disc 62, the side of the support base 31 is provided with an installation groove 33, the installation groove 33 is internally provided with a driving motor 34, the rotating shaft of the driving motor 34 is connected with a first gear 35, the first gear 35 is engagedly connected with the rotating column 4, the top of the support base 31 is rotatably connected with the rotating column 4 through a rotating ring 36, the rotating base 3 can drive the rotating column 4 at the top to rotate, thereby grinding the outer side of the piston ring, the bottom of the rotating column 4 at the top can be matchedly connected with the rotating ring 36, the bottom of the rotating ring 36 is rotatably connected with the support base 31, after the rotating column 4 is placed on the support base 31, the support disc 62 will pass through the grinding groove 5, the support disc 62 will support the piston ring when the piston ring is placed, when the grinding operation is needed, the support disc 62 is lowered, the driving motor 34 will drive the first gear 35 to rotate, since the outer side of the rotating column 4 is engaged with the first gear 35, the rotating column 4 can be driven to rotate, thereby grinding the outer ring of the piston ring inside.

[0033] The bottom of the rotating column 4 is externally provided with a second gear ring 41, the second gear ring 41 is matchedly connected with the first gear 35, the top of the rotating column 4 is annularly provided with a support pad 42, when the first gear 35 rotates, the second gear ring 41 will be driven to rotate, thereby driving the rotating column 4 to rotate for grinding operation, the support pad 42 facilitates the concave clamping blocks 8 at the top to approach or separate each other, thereby supporting the sliding of the concave clamping blocks 8.

[0034] The driving box 7 is internally provided with a sliding cavity 71, the sliding cavity 71 is symmetrically provided with sliding blocks 72, the sliding blocks 72 are matchedly connected with rotating lead screws 73, the rotating lead screws 73 are connected with rotating motors 74 at the ends, the side of the driving box 7 is provided with two sliding grooves, the sliding grooves are matchedly connected with sliding bars, one end of the sliding bars is connected with the sliding blocks 72, the other end of the sliding bars is connected with the concave clamping blocks 8, two piston rings to be polished can be placed in the concave clamping blocks 8, after the stacked piston rings are placed, the rotating motors 74 start to work, thereby driving the two sliding blocks 72 to move to the middle, thereby driving the two concave clamping blocks 8 to clamp the piston rings into a perfect circle through the sliding bars, then the hydraulic pressing device 9 works, thereby pressing the piston rings in the perfect circle into the grinding groove 5 at the bottom.

[0035] The hydraulic pressing device 9 comprises a support column 91, the support column 91 is provided with a lifting groove 92 on the side, the lifting groove 92 is slidably connected with a lifting plate 93, the support column 91 is provided with a second hydraulic telescopic cylinder 94 on the top, the second hydraulic telescopic cylinder 94 is connected with the lifting plate 93 through a telescopic shaft on the bottom, the lifting plate 93 is connected with a pressing column 95 on the low end, the pressing column 95 is connected with a pressing disc 96 on the end, when the piston ring on the bottom is clamped into a perfect circle by the concave clamping block 8, the second hydraulic telescopic cylinder 94 on the side drives the pressing disc 96 to move towards the grinding groove 5, cooperates with the support disc 62 on the bottom, and then the support disc 62 and the pressing disc 96 are synchronously moved up and down in the grinding groove 5, so that the outer side of the piston ring is honed.

[0036] The driving box 7 is connected with a rotating working disc 75 on the top, the rotating working disc 75 is connected with a liquid spraying column 76 on the top, the liquid spraying column 76 is connected with a grinding liquid feeding pipe 77 on the side, before the piston ring is ground, the grinding liquid feeding pipe 77 is used for pre-spraying grinding liquid into the grinding groove 5, so that the subsequent honing operation is facilitated, when the grinding liquid is not added, the rotating support disc 62 can be rotated to other places, and the liquid spraying pipe 77 is prevented from blocking the pressing disc 96 from descending and pressing.

[0037] The above-mentioned embodiments only express certain implementation manners of the present application, and the description is more specific and detailed, but it cannot be understood as the limitation of the patent scope of the present application; it should be pointed out that, for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application; therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. An automatic loading piston ring honing machine characterized by: Including work box (1), one side of the top of work box (1) is provided with work groove (2), the top of work groove (2) is connected with rotating base (3), the top of rotating base (3) is rotatably connected with rotating column (4), the middle part of rotating column (4) is provided with grinding groove (5), the bottom of grinding groove (5) is provided with telescopic support platform (6), one side of grinding groove (5) is provided with drive box (7), the side of drive box (7) is connected with concave clamping block (8) arranged symmetrically, the side of rotating column (4) is provided with hydraulic pressing device (9), and the hydraulic pressing device (9) is aligned with the grinding groove (5).

2. The automatic feeding piston ring honing machine according to claim 1, characterized in that: The rotating base (3) includes a support base (31), and the middle part of the support base (31) is provided with a placing groove (32). The telescopic support platform (6) is arranged in the placing groove (32). The telescopic support platform (6) includes a first hydraulic telescopic cylinder (61), and the top of the first hydraulic telescopic cylinder (61) is connected with a support disc (62). The side of the support base (31) is provided with a mounting groove (33), and the drive motor (34) is arranged in the mounting groove (33). The rotating shaft of the drive motor (34) is connected with a first gear (35), the first gear (35) is connected with the rotating column (4), and the top of the support base (31) is rotatably connected with the rotating column (4) through a rotating ring (36).

3. The automatic feeding piston ring honing machine according to claim 2, characterized in that: The bottom outside of the rotating column (4) is provided with a second gear ring (41), and the second gear ring (41) is matched with the first gear (35). The top of the rotating column (4) is annularly provided with a support pad (42).

4. The automatic feeding piston ring honing machine according to claim 1, characterized in that: The drive box (7) is provided with a sliding cavity (71) inside, and the sliding cavity (71) is symmetrically provided with a sliding block (72) inside. The sliding block (72) is matched with a rotating screw rod (73), and the end of the rotating screw rod (73) is connected with a rotating motor (74). The side of the drive box (7) is provided with two sliding grooves, and the sliding grooves are matched with sliding bars. One end of the sliding bar is connected with the sliding block (72), and the other end of the sliding bar is connected with the concave clamping block (8).

5. The automatic loading piston ring honing machine of claim 1, wherein: The hydraulic pressing device (9) includes a support column (91), and the side of the support column (91) is provided with a lifting groove (92). The lifting groove (92) is slidably connected with a lifting plate (93). The top of the support column (91) is provided with a second hydraulic telescopic cylinder (94), and the bottom telescopic shaft of the second hydraulic telescopic cylinder (94) is connected with the lifting plate (93). The low face end of the lifting plate (93) is connected with a pressing column (95), and the end of the pressing column (95) is connected with a pressing disc (96).

6. The automatic loading piston ring honing machine of claim 1, wherein: The top of the drive box (7) is connected with a rotating work disc (75), and the top of the rotating work disc (75) is connected with a liquid spraying column (76). The side of the liquid spraying column (76) is connected with a grinding liquid feeding pipe (77).

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