CN210435937U

CN210435937U - Cylinder honing machine

Info

Publication number: CN210435937U
Application number: CN201921043619.5U
Authority: CN
Inventors: 吴敏
Original assignee: Haima Motor Corp
Current assignee: Hainan Haima Automobile Co.,Ltd.
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-05-01
Anticipated expiration: 2029-07-03

Abstract

The utility model provides a cylinder body honing machine relates to engine production technical field. The cylinder honing machine comprises a honing clamp and a tray. The honing fixture is provided with a first positioning piece for positioning the engine cylinder body of the first model, the tray is provided with a second positioning piece for positioning the engine cylinder body of the second model, and the tray is detachably connected with the honing fixture. When the structure or the size of the engine cylinder body is changed, the honing processing requirement of the engine cylinder body with a new structure can be met only by replacing the corresponding tray, the existing honing machine is not required to be modified, the universality of the cylinder body honing machine is improved, and the production cost is reduced.

Description

Cylinder honing machine

Technical Field

The utility model relates to an engine production technical field particularly, relates to a cylinder body honing machine.

Background

The cylinder body in the engine needs to be processed by a special equipment cylinder body honing machine during production, for example, an HM474Q-L/C model engine needs to use an HM474Q cylinder body honing machine matched with the cylinder body in the engine, and the HM474Q-L/C model cylinder body is positioned and processed by the HM474Q cylinder body honing machine.

When the size of the cylinder body of any model in the engine is changed, the cylinder body honing machine matched with the model cannot be normally positioned and processed, and the universality is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cylinder body honing machine, it can improve cylinder body honing machine's commonality through the engine cylinder body of the different models of tray location or size.

The embodiment of the utility model is realized like this:

an embodiment of the utility model provides a cylinder body honing machine, including honing anchor clamps and tray, honing anchor clamps are provided with the first setting element that is used for fixing a position the engine cylinder body of first model, the tray with honing anchor clamps can dismantle the connection, be provided with the second setting element that is used for fixing a position the engine cylinder body of second model on the tray.

In an optional embodiment, the second positioning element comprises a pin seat and a pin body which are fixedly connected, one end of the pin seat, which is far away from the pin body, is fixedly connected with the tray, and the pin body is used for positioning with the engine cylinder block of the second model.

In an alternative embodiment, the number of the second positioning members is two, the pin body of one of the second positioning members is a circular pin, and the pin body of the other of the second positioning members is a prismatic pin.

In an alternative embodiment, a side of the tray adjacent to the honing jig is provided with a mating portion, and the mating portion and the first positioning member are cooperatively positioned.

In an alternative embodiment, the fitting portion is one of a positioning pin and a positioning hole, the first positioning member is the other of the positioning pin and the positioning hole, and the positioning pin is embedded in the positioning hole.

In an alternative embodiment, a supporting block is convexly arranged on one side of the tray, which faces away from the honing clamp, and the upper surface of the supporting block can be attached to the bottom wall of the engine block.

In an optional embodiment, one side of the tray, which faces away from the honing fixture, comprises a reference surface, the supporting block and the second positioning piece are both convexly arranged on the reference surface, and the distance between the upper surface of the supporting block and the reference surface is smaller than the distance between the top surface of the second positioning piece and the reference surface.

In an optional embodiment, the second positioning element includes a pin seat and a pin body, one end of the pin seat, which is far away from the pin body, is fixedly connected with the tray, and a distance between the upper surface of the support block and the reference surface is greater than a distance between the top surface of the pin seat and the reference surface.

In an optional embodiment, one side of the tray, which is far away from the honing fixture, is further provided with a limiting boss, the second positioning piece is located on one side or two sides of the limiting boss, and the limiting boss is used for being matched with the bottom of the engine cylinder body.

In optional embodiment, the cylinder body honing machine still includes honing head, clamp plate and guide pin bushing, the clamp plate be used for set up in the top of engine cylinder body, the guide pin bushing is worn to locate the clamp plate, honing head is movable wears to locate the guide pin bushing.

The embodiment of the utility model provides a beneficial effect is: the structure of the existing cylinder honing machine is added with a tray, the tray is detachably connected with a honing clamp, the tray is provided with a second positioning piece, and the second positioning piece is connected with the engine cylinder of the second type in a positioning way.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of a cylinder honing machine provided in an embodiment of the present invention;

fig. 2 is a schematic structural view of a tray in a cylinder honing machine according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a partially enlarged view of fig. 2 at B.

Icon: 100-cylinder honing machine; 10-an engine block; 11-honing the fixture; 115-a first locator; 12-a tray; 121-a first mating face; 122-a second mating face; 123-a second positioning element; 124-pin seat; 125-a pin body; 126-positioning holes; 127-a support block; 128-datum plane; 13-a platen; 14-guide sleeve; 15-honing head.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying 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. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.

Examples

Fig. 1 is a schematic view of a cylinder honing machine 100 according to an embodiment, and fig. 1 shows the cylinder honing machine.

The cylinder honing machine 100 is a special device for processing the engine cylinder 10, and engine cylinders of different models correspond to cylinder honing machines of different models, and when the structure or size of an engine cylinder of a certain model changes, the cylinder honing machine matched with the engine cylinder before cannot be directly used, for example, an engine cylinder of an existing HM474Q-L/C model, because the center of a crankshaft hole coincides with the central axis of a cylinder hole, when the center of the crankshaft hole of the model does not coincide with the central axis of the cylinder hole, and a positioning hole at the bottom of the engine cylinder is changed from the size of the crankshaft hole, an HM474Q cylinder honing machine matched with an HM474Q-L/C model cannot position the engine cylinder, resulting in poor universality and insufficient flexibility of the existing cylinder honing machine.

The embodiment of the utility model provides a cylinder body honing machine 100 increases tray 12, tray 12 forms locating component with the cooperation of honing anchor clamps 11, fix a position through being provided with on tray 12 with the engine cylinder body 10 matched with setting element after the modification, structure or the size change back when the engine cylinder body, only need change rather than assorted tray 12 can, install tray 12 on honing anchor clamps 11 through detachably and just can fix a position processing to the engine cylinder body 10 of different models, only need design the position and the size of setting element on tray 12 according to the concrete structure and the size of the engine cylinder body 10 of undetermined location can, cylinder body honing machine 100's commonality has been improved, manufacturing cost is reduced.

The specific structure and the corresponding relationship between the respective components of the cylinder honing machine 100 will be described in detail below.

Fig. 2 is a schematic structural view of the tray 12 in the cylinder honing machine 100 according to the embodiment, and fig. 1 and fig. 2 are shown.

The cylinder honing machine 100 includes a honing jig 11, a tray 12, a honing head 15, a pressing plate 13, and a guide bush 14.

Wherein, honing anchor clamps 11 is located the bottom of engine cylinder block 10, and tray 12 is located between engine cylinder block 10 and honing anchor clamps 11, and honing anchor clamps 11 is provided with the first locator 115 that is used for fixing a position the engine cylinder block of first model, and tray 12 and honing anchor clamps 11 can be dismantled and be connected, and is provided with the second locator 123 that is used for fixing a position the engine cylinder block 10 of second model on the tray 12.

The pressing plate 13 is located on the top of the engine cylinder 10, the pressing plate 13 is provided with a positioning hole 126, the guide sleeve 14 is inserted into the positioning hole 126 of the pressing plate 13, the central hole of the guide sleeve 14 corresponds to the cylinder hole of the engine cylinder 10, the guide sleeve 14 provides a processing reference for processing the honing head 15, so that the honing head 15 can be movably inserted into the guide sleeve 14, and the movement includes linear movement along the up-down direction, and also includes up-down movement and rotation movement.

The tray 12 is used as an auxiliary positioning fixture of the cylinder honing machine 100, when the position and size of the positioning element at the bottom of the engine cylinder 10 are not changed, the engine cylinder 10 can be directly positioned by the honing fixture 11, and when the position and size of the positioning element at the bottom of the engine cylinder 10 are changed, the engine cylinder 10 can be positioned by the tray 12 arranged on the honing fixture 11, in other words, the cylinder honing machine 100 with the tray 12 can position engine cylinders 10 of different models.

Referring to fig. 2, the tray 12 is a plate-shaped structure, and the tray 12 includes a first mating surface 121 and a second mating surface 122 opposite to each other, wherein the first mating surface 121 is used for positioning with the engine block 10, and the second mating surface 122 is used for connecting with the honing jig 11.

The second positioning member 123 arranged on the tray 12 is located on the first matching surface 121, and the second positioning member 123 is a positioning pin structure, and since the positioning groove is formed in the bottom of the engine cylinder 10, the positioning pin can be inserted into the positioning groove formed in the bottom of the engine cylinder 10, so that the positioning purpose is achieved.

Fig. 3 is a partial enlarged view of a portion a in fig. 2, as shown in fig. 3.

The second positioning element 123 includes a pin seat 124 and a pin body 125, which are fixedly connected, wherein the pin seat 124 is a cylindrical structure, one end of the pin seat 124, which is far away from the pin body 125, is fixedly connected with the first mating surface 121 of the tray 12, and the pin body 125 is used for being in insertion fit with a positioning groove at the bottom of the engine cylinder 10 to achieve a positioning effect.

Fig. 4 is a partial enlarged view of a portion B in fig. 2, and fig. 3 and 4 are shown.

The pin 125 of the second positioning member 123 has a different structure, and may be cylindrical or prismatic, and the positioning groove of the engine block 10, which is matched with the pin 125 of the second positioning member 123, is circular.

Since the cylinder honing machine 100 is used for mass production of engine rod bodies, the distance between the two positioning grooves at the bottom of each engine cylinder 10 cannot be guaranteed to be completely consistent, that is, the distance between the two positioning grooves varies slightly within a certain range, and the distance between the two second positioning members 123 in the same tray 12 is fixed.

When the two second positioning members 123 both adopt the pin bodies 125 having the cylindrical structures, a part of the engine block 10 and the tray 12 cannot be normally installed during positioning processing; when one of the two second positioning members 123 adopts a prismatic pin, the change of the distance between the two positioning grooves of the engine cylinder 10 can be better dealt with, and smooth installation can be realized.

In this embodiment, the number of the second positioning members 123 is two, wherein the pin 125 of one of the second positioning members 123 is a circular pin, and the pin 125 of the other second positioning member 123 is a prismatic pin.

It can be understood that, in other embodiments, the number of the second positioning members 123 may also be multiple, when the number of the second positioning members 123 is multiple, the second positioning members 123 are easy to be mounted in the assembling process, and the machining position and the machining precision of the second positioning members 123 are required to be higher, and the number of the second positioning members 123 is not limited as long as the second positioning members 123 arranged on the tray 12 can be positioned and matched with the engine block 10 of the second model.

In addition, it should be noted that the position of the second positioning element 123 disposed on the tray 12 needs to be designed according to a positioning groove at the bottom of the second model of engine block 10 to be positioned, and the second positioning element 123 is matched with the positioning groove to realize positioning and fixing.

Optionally, a matching part is arranged on one side of the tray 12 close to the honing jig 11, and the matching part is located on the second matching surface 122, and the matching part is used for matching and positioning with the first positioning member 115 on the honing jig 11, so that the honing jig 11 and the tray 12 can be detachably connected.

Specifically, the first positioning member 115 provided on the honing jig 11 is a positioning pin, the second mating surface 122 of the tray 12 is provided with a positioning hole 126, and the positioning pin of the honing jig 11 is embedded in the positioning hole 126 of the tray 12, so that the tray 12 is detachably connected with the honing jig 11.

In other embodiments, the first positioning member 115 provided on the honing jig 11 may also be a positioning hole 126, and the second mating surface 122 of the tray 12 is provided with a positioning pin in a protruding manner, so that when the positioning pin is embedded in the positioning hole 126 during mating, the honing jig 11 and the tray 12 can also be detachably connected. The specific connection mode is not limited, and since the bottom of the first type of engine cylinder 10 is provided with the positioning groove, the first positioning member 115 is used for positioning with the first type of engine cylinder 10, and therefore, in general, the first positioning member 115 is a positioning pin structure.

It is understood that the positioning component of the honing jig 11 detachably connected with the tray 12 may be the same as the first positioning component 115, or may not be the same, when not the same, the honing jig 11 and the tray 12 are connected by the positioning component, when the same, the positioning with the tray 12 can be realized by using the existing first positioning component 115 on the honing jig 11.

Please continue to refer to fig. 2. One side of the tray 12 departing from the honing fixture 11 is also convexly provided with a supporting block 127, the upper surface of the supporting block 127 can be attached to the bottom wall of the engine cylinder 10, the flatness of the tray 12 during installation of the engine cylinder 10 is favorably improved, and the installation effect is ensured.

When the supporting block 127 is protruded from the first mating surface 121 of the tray 12, the height of the supporting block 127 should not be higher than the height of the second positioning member 123.

Specifically, the side of the tray 12 facing away from the honing jig 11 includes a reference surface 128, the reference surface 128 may be the first mating surface 121 described above, or may be a separately selected reference surface 128, the support block 127 and the second positioning member 123 are both protruded from the reference surface 128, and the distance between the upper surface of the support block 127 and the reference surface 128 is smaller than the distance between the top surface of the second positioning member 123 and the reference surface 128.

In the positioning engagement, the bottom wall of the engine block 10 is engaged with the upper surface of the support block 127, and meanwhile, the second positioning member 123 can be inserted into the positioning groove of the bottom wall of the engine block 10.

Optionally, when the second positioning member 123 includes the pin seat 124 and the pin body 125, and one end of the pin seat 124, which is far away from the pin body 125, is fixedly connected to the tray 12, in order to enable the bottom wall of the engine block 10 to be in fit with the upper surface of the support block 127, a distance between the upper surface of the support block 127 and the reference surface 128 is required to be greater than a distance between the top surface of the pin seat 124 and the reference surface 128, so that the upper surface of the support block 127 is located between the upper surface of the pin seat 124 and the upper surface of the pin body 125, which can meet the surface fit between the engine block 10 and the support block 127, and the second positioning member 123 is inserted into the engine block 10 for positioning.

Referring to fig. 1 and fig. 2, a limiting boss is further disposed on a side of the tray 12 away from the honing fixture 11, the limiting boss is used for limiting and matching with the bottom of the engine cylinder 10 to achieve a pre-positioning effect, the second positioning element 123 is disposed on one side or two sides of the limiting boss, and a specific setting position is determined according to a positioning groove at the bottom of the engine cylinder 10.

The embodiment of the utility model provides a cylinder body honing machine 100's theory of operation:

the structure of the existing cylinder honing machine 100 is added with the tray 12, the tray 12 is provided with the second positioning piece 123 matched with the engine cylinder 10 of the second model, so as to ensure the positioning of the engine cylinder 10 and the tray 12, in addition, the tray 12 is also provided with the matching part matched with the honing clamp 11, so that the tray 12 and the honing clamp 11 can be detachably connected, the position and the size of the second positioning piece 123 on the tray 12 are designed aiming at the engine cylinders 10 of different structures or sizes, after the structure or the size of the engine cylinder 10 is changed, only the tray 12 matched with the engine cylinder needs to be replaced, and thus the positioning requirements of the engine cylinders 10 of different models are met.

The embodiment of the utility model provides a beneficial effect that cylinder body honing machine 100 has is:

reasonable in design, ingenious, simple structure, better processing the location processing problem of the engine cylinder body 10 of different models or size, improved the commonality of cylinder body grinding machine, also improved the location flexibility, reduced manufacturing cost.

It should be noted that, in the case of conflict, the features in the embodiments of the present invention may be combined with each other.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cylinder body honing machine, its characterized in that, includes honing anchor clamps and tray, honing anchor clamps are provided with the first setting element that is used for fixing a position the engine cylinder body of first model, be provided with the second setting element that is used for fixing a position the engine cylinder body of second model on the tray, the tray with honing anchor clamps can dismantle the connection.

2. The cylinder honing machine of claim 1, wherein the second positioning element comprises a pin seat and a pin body which are fixedly connected, wherein one end of the pin seat, which is far away from the pin body, is fixedly connected with the tray, and the pin body is used for positioning the engine cylinder block of the second type.

3. The cylinder honing machine of claim 2, wherein said second positioning members are two in number, wherein said pin body of one of said second positioning members is a circular pin, and said pin body of the other of said second positioning members is a prismatic pin.

4. The cylinder honing machine of claim 1, wherein a side of said tray adjacent to said honing jig is provided with an engaging portion, said engaging portion and said first retainer cooperatively positioned.

5. The cylinder honing machine of claim 4, wherein the engagement portion is one of a positioning pin and a positioning hole, the first positioning member is the other of the positioning pin and the positioning hole, and the positioning pin is embedded in the positioning hole.

6. The cylinder honing machine of claim 1, wherein a side of the tray facing away from the honing fixture is convexly provided with a support block, an upper surface of the support block being attachable to a bottom wall of the engine cylinder.

7. The cylinder honing machine of claim 6, wherein a side of the tray facing away from the honing fixture comprises a datum surface, the supporting block and the second positioning element are both protruded from the datum surface, and a distance between an upper surface of the supporting block and the datum surface is smaller than a distance between a top surface of the second positioning element and the datum surface.

8. The cylinder honing machine of claim 7, wherein the second positioning element comprises a pin seat and a pin body, one end of the pin seat far away from the pin body is fixedly connected to the tray, and a distance between an upper surface of the supporting block and the reference surface is greater than a distance between a top surface of the pin seat and the reference surface.

9. The cylinder honing machine of claim 1, wherein a side of the tray away from the honing fixture is further provided with a limiting boss, and the second positioning element is located on one side or both sides of the limiting boss, and the limiting boss is configured to cooperate with a bottom of the engine cylinder.

10. The cylinder honing machine of any one of claims 1 to 9, further comprising a honing head, a pressing plate and a guiding sleeve, wherein the pressing plate is configured to be disposed on a top portion of the engine cylinder, the guiding sleeve is disposed through the pressing plate, and the honing head is movably disposed through the guiding sleeve.