CN216938588U

CN216938588U - Engine procapsid mills a anchor clamps that share

Info

Publication number: CN216938588U
Application number: CN202220340893.4U
Authority: CN
Inventors: 全勇; 曹胜炎; 何奎; 姚闵
Original assignee: Shiyan Zhiming Industrial & Development Co ltd
Current assignee: Shiyan Zhiming Industrial & Development Co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-07-12
Anticipated expiration: 2032-02-21

Abstract

The utility model provides a common clamp for milling surfaces of front housings of engines, which comprises: the device comprises a bottom plate, a plurality of first driving cylinders, a plurality of second driving cylinders and a compression block, wherein the first driving cylinders and the second driving cylinders are all fixedly installed on the upper surface of the bottom plate, each first driving cylinder is adjacently provided with one corresponding second driving cylinder, the driving end of each first driving cylinder is positioned on one side, far away from the bottom plate, of each first driving cylinder, the driving end of each first driving cylinder can reciprocate along the direction vertical to the upper surface of the bottom plate, the driving end of each second driving cylinder is positioned on one side, far away from the bottom plate, of each second driving cylinder, the driving end of each second driving cylinder can reciprocate along the direction vertical to the upper surface of the bottom plate, and one end of the compression block is fixedly connected with the driving end of each second driving cylinder, and the pressing block can rotate around the driving end of the second driving cylinder along the movement direction of the second driving cylinder as an axis, and one surface of the pressing block close to the bottom plate selectively abuts against the driving end of the first driving cylinder in the movement process. The present invention can be used for front cases of different models.

Description

Common fixture for milling surfaces of front shell of engine

Technical Field

The utility model relates to the technical field of tool fixtures, in particular to a common fixture for milling surfaces of front housings of engines.

Background

In the process of machining and producing the front engine shell, the surface of the front engine shell needs to be milled, in order to ensure the consistency of milling, a clamp is usually adopted to clamp the front engine shell, and then the clamp is matched with machining equipment, so that the consistent machining is carried out.

Among the prior art, to the engine procapsid of different models, the overall arrangement of the anchor clamps structure that corresponds and surface fixture also need carry out the modification of adaptability, consequently, the producer can set up a plurality of anchor clamps that have corresponding different structures to different engine procapsids, so, the enterprise will increase substantially in the cost of anchor clamps production, and if new engine procapsid appears, then need the input cost once more carry out the production and processing of new anchor clamps, be unfavorable for the cost reduction of enterprise.

In view of the above, how to provide a common fixture capable of adapting to milling surfaces of front housings of different engines is a technical problem to be solved in the art.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a common wash jig that can be applied to engine front cases of different models.

The technical scheme of the utility model is realized in such a way that the utility model provides a common clamp for milling surfaces of front housings of engines, which comprises: the device comprises a bottom plate, a plurality of first driving cylinders, a plurality of second driving cylinders and a compression block, wherein the first driving cylinders and the second driving cylinders are all fixedly installed on the upper surface of the bottom plate, each first driving cylinder is adjacently provided with one corresponding second driving cylinder, the driving end of each first driving cylinder is positioned on one side, far away from the bottom plate, of each first driving cylinder, the driving end of each first driving cylinder can reciprocate along the direction vertical to the upper surface of the bottom plate, the driving end of each second driving cylinder is positioned on one side, far away from the bottom plate, of each second driving cylinder, the driving end of each second driving cylinder can reciprocate along the direction vertical to the upper surface of the bottom plate, and one end of the compression block is fixedly connected with the driving end of each second driving cylinder, and the pressing block can rotate around the driving end of the second driving cylinder along the movement direction of the second driving cylinder as an axis, and one surface of the pressing block close to the bottom plate selectively abuts against the driving end of the first driving cylinder in the movement process.

Among the above technical scheme, first actuating cylinder is used for treating the below of pressing from both sides tight engine procapsid from the bottom surface and presss from both sides tight operation, and the second actuating cylinder is then used for treating the top of pressing from both sides tight engine procapsid from the top and presss from both sides tight operation, and is concrete, and the second actuating cylinder drive compact heap compresses tightly downwards, and because the compact heap on the second actuating cylinder can rotate relative to the drive end of second actuating cylinder, consequently the position of compressing tightly of regulation compact heap of being convenient for more to can adapt to the tight operation of pressing from both sides of the not engine procapsid of unidimensional or different structure.

Simultaneously the drive end homoenergetic of first actuating cylinder and second actuating cylinder all can carry out altitude mixture control to the change of adaptation different clamping position height, in order to further adapt to the change of compact heap compact position, a plurality of mounting holes have been seted up on the bottom plate surface, and first actuating cylinder can be dismantled the back and install again to the change of different positions in order to adapt to the compact heap position.

On the basis of the technical scheme, the hydraulic cylinder driving device is preferred to further comprise a nut, the surface of the tail end of the driving end of the second driving cylinder is provided with a thread, the pressing block is tightly sleeved on the driving end of the second driving cylinder in a fastening mode, and the nut is screwed on the tail end of the driving end of the second driving cylinder and abuts against one surface, far away from the bottom plate, of the pressing block.

In the technical scheme, the pressing direction of the pressing block is adjusted by adjusting the tightness of the nut.

On the basis of the technical scheme, the device preferably further comprises a plurality of third driving cylinders, the plurality of third driving cylinders are fixedly installed at different positions on the upper surface of the bottom plate, the driving ends of the third driving cylinders are located at one ends, far away from the bottom plate, of the third driving cylinders, and the driving ends of the third driving cylinders can reciprocate in the direction perpendicular to the upper surface of the bottom plate.

On the basis of the above technical solution, preferably, the positioning device further includes at least two positioning pins, and the plurality of positioning pins are fastened and mounted on the upper surface of the bottom plate.

Still further preferably, the mounting device further comprises a base and a mounting block, wherein the base is fixedly mounted on the upper surface of the base plate, the mounting block is fixedly mounted at one end, far away from the base plate, of the base through a nut, and the positioning pin is mounted on one surface, far away from the base, of the mounting block.

On the basis of above technical scheme, preferably, still include a plurality of tight pieces of clamp, press from both sides tight piece and install the upper surface at the bottom plate along circumference array, press from both sides tight piece and seted up two at least first oval through-holes along the perpendicular to bottom plate upper surface direction, the length direction that every presss from both sides the first oval through-hole on the tight piece is parallel to each other and all towards the bottom plate center, thereby the bolt runs through first oval through-hole and makes to press from both sides tight piece fastening installation on the bottom plate with the bottom plate spiro union.

On the basis of the technical scheme, preferably, the clamping device further comprises an adjusting block, the adjusting block is arranged between the bottom plate and the clamping block, the clamping block is fixedly installed on the adjusting block through a bolt, at least one second oval through hole is reversely formed in the adjusting block along the direction perpendicular to the upper surface of the bottom plate, the length direction of the second oval through hole is reversely perpendicular to the length direction of the first oval through hole, and the bolt penetrates through the second oval through hole and is in threaded connection with the bottom plate, so that the adjusting block is fixedly installed on the bottom plate.

Compared with the prior art, the common clamp for milling the front shell of the engine has the following beneficial effects:

(1) the utility model provides a clamp structure capable of quickly adjusting a pressing position, wherein the pressing position of a pressing block is changed by adjusting the installation position and the deflection angle of the pressing block;

(2) in order to further enable the clamp disclosed by the utility model to be suitable for different front engine shell structures and achieve a better clamping effect, the clamp is further provided with a clamping block and an adjusting block, long round through holes in different directions are formed in the clamping block and the adjusting block, and the fastening positions of bolts are adjusted, so that the positions of the corresponding clamping blocks can be changed, and the clamping positions are changed;

(3) in order to further improve the convenience and the clamping effect of anchor clamps operation, still be provided with the locating pin, the locating pin can be fixed a position the procapsid fast to realize faster clamp tightly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an isometric view of a common fixture for milling faces of front housings of engines in accordance with the present invention;

fig. 2 is an exploded view of the common jig for milling faces of the front housing of the engine according to the present invention.

In the figure: the device comprises a base plate 1, a first driving cylinder 2, a second driving cylinder 3, a pressing block 4, a nut 5, a third driving cylinder 6, a positioning pin 7, a base 8, a mounting block 9, a clamping block 10, an adjusting block 11, a thread 31, a first waist-round through hole 101 and a second waist-round through hole 111.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

As shown in fig. 1, in combination with fig. 2, the common jig for milling the front housing of the engine of the present invention comprises a base plate 1, a plurality of first driving cylinders 2, a plurality of second driving cylinders 3, and a pressing block 4, wherein the plurality of first driving cylinders 2 and the plurality of second driving cylinders 3 are all tightly mounted on the upper surface of the base plate 1, each first driving cylinder 2 is adjacently provided with a corresponding second driving cylinder 3, the driving end of the first driving cylinder 2 is located on the side of the first driving cylinder 2 away from the base plate 1, the driving end of the first driving cylinder 2 can reciprocate in the direction perpendicular to the upper surface of the base plate 1, the driving end of the second driving cylinder 3 is located on the side of the second driving cylinder 3 away from the base plate 1, the driving end of the second driving cylinder 3 can reciprocate in the direction perpendicular to the upper surface of the base plate 1, one end of the pressing block 4 is tightly connected with the driving end of the second driving cylinder 3, and the pressing block 4 can rotate around the driving end of the second driving cylinder 3 along the movement direction thereof as an axis, one surface of the pressing block 4 close to the bottom plate 1 selectively abuts against the driving end of the first driving cylinder 2 in the movement process.

In the above embodiment, the first and second driving cylinders 2 and 3 may be one of electric cylinders, pneumatic cylinders and oil cylinders, and the front engine body, after being positioned and placed on the upper surface of the base plate 1, moves by synchronously or asynchronously driving the first and second driving cylinders 2 and 3, so that the driving ends of the pressing block 4 and the first driving cylinder 2 respectively support the upper surface and the lower surface of the front shell of the engine to realize clamping, preferably, the end of the driving end of the first driving cylinder 2 can also be provided with a corresponding jacking piece, for fitting with the surface of the front housing of the engine, as a preferred embodiment, the holding-down piece 4 can be rotated about the driving end of the second driving cylinder 3, thereby changing the pressing position, aiming at front shells with different structural models, the pressing position of the pressing block 4 can be changed by rotating the pressing block 4, the corresponding first driving cylinder 2 can move on the bottom plate 1 in a position mode of being disassembled and then being assembled.

In a specific embodiment, the device further comprises a nut 5, the surface of the end of the driving end of the second driving cylinder 3 is provided with a thread 31, the pressing block 4 is tightly sleeved on the driving end of the second driving cylinder 3, and the nut 5 is screwed on the end of the driving end of the second driving cylinder 3 and abuts against one surface, far away from the bottom plate 1, of the pressing block 4.

In the above embodiment, in order to realize rotation adjustment and fixation of the pressing block 4, the nut 5 is adopted to perform pressing fixation, specifically, when the nut 5 is disassembled, rotation adjustment of the pressing block 4 can be realized, and when the nut 5 is screwed and abuts on the pressing block 4, the position of the pressing block 4 is fixed.

In a specific embodiment, the device further comprises a plurality of third driving cylinders 6, the plurality of third driving cylinders 6 are all fixedly installed at different positions on the upper surface of the bottom plate 1, the driving ends of the third driving cylinders 6 are located at one ends of the third driving cylinders 6 far away from the bottom plate 1, and the driving ends of the third driving cylinders 6 can reciprocate along a direction perpendicular to the upper surface of the bottom plate 1.

In the above embodiment, since the first driving cylinder 2 and the second driving cylinder 3 are used for clamping and fixing the edge of the front engine housing, the middle part of the front engine housing lacks support, in order to achieve a better clamping and fixing effect and ensure uniform stress, a plurality of third driving cylinders 6 are further provided, the driving ends of the third driving cylinders can support the bottom of the front engine housing, meanwhile, since the supporting positions are changed along with the positions of the driving ends, the third driving cylinders 5 can be adapted to front engine housings of different models and sizes, and the third driving cylinders 5 can be one of electric cylinders, air cylinders and oil cylinders.

In the specific embodiment, the positioning device further comprises at least two positioning pins 7, and a plurality of positioning pins 7 are fixedly arranged on the upper surface of the bottom plate 1.

In the above embodiment, the positioning pin 7 is used for pre-positioning the front engine housing to be clamped, so that the problem of positioning deviation caused by manual placement can be avoided.

In the specific embodiment, the fixing device further comprises a base 8 and a mounting block 9, the base 8 is fixedly mounted on the upper surface of the base plate 1, the mounting block 9 is fixedly mounted at one end, far away from the base plate 1, of the base 8 through a nut 5, and the positioning pin 7 is mounted on one surface, far away from the base 8, of the mounting block 9.

In the above embodiment, in order to adapt to positioning of engine front cases of different sizes and models, the detachable mounting block 9 is adopted for mounting the positioning pin 7, and since the mounting block 9 is detachable, position change of the positioning pin 7 can be realized by processing the mounting block 9 with different mounting positions and shapes, and the base 8 is used for mounting the mounting block 9.

In a specific embodiment, the clamping device further comprises a plurality of clamping blocks 10, the clamping blocks 10 are installed on the upper surface of the base plate 1 in a circumferential array manner, at least two first oval through holes 101 are formed in the clamping blocks 10 in a direction perpendicular to the upper surface of the base plate 1, the first oval through holes 101 in each clamping block 10 are parallel to each other in the length direction and face the center of the base plate 1, and a bolt penetrates through the first oval through holes 101 and is in threaded connection with the base plate 1, so that the clamping blocks 10 are tightly installed on the base plate 1.

In the above embodiment, the clamping blocks 10 are used for clamping the front housing of the engine in the direction parallel to the upper surface of the base plate 1, specifically, the position of the bolt relative to the first oval through hole 101 is adjusted to change the distance between the clamping blocks 10 relative to the center position of the base plate 1, so as to change the clamping effect, as a preferred embodiment, the clamping blocks 10 are arranged on all four sides of the base plate 1, the first oval through holes 101 on the clamping blocks 10 on two opposite sides are parallel to each other, and the first oval through holes 101 on the adjacent clamping blocks 10 are perpendicular to each other.

In the specific implementation mode, the clamping device further comprises an adjusting block 11, the adjusting block 11 is arranged between the base plate 1 and the clamping block 10, the clamping block 10 is tightly mounted on the adjusting block 11 through a bolt, the adjusting block 11 is reversely provided with at least one second oval through hole 111 along a direction perpendicular to the upper surface of the base plate 1, the length direction of the second oval through hole 111 is reversely perpendicular to the length direction of the first oval through hole 101, and the bolt penetrates through the second oval through hole 111 and is in threaded connection with the base plate 1, so that the adjusting block 11 is tightly mounted on the base plate 1.

In the above embodiment, in order to enable the clamping block 10 to meet the side clamping requirements of front cases with different sizes and models, the corresponding adjusting block 11 is further provided, the corresponding clamping block 10 is installed on the adjusting block 11, each adjusting block 11 is provided with at least one second oval through hole 111, the length direction of the second oval through hole 111 is perpendicular to the length direction of the first oval through hole 101 installed on the clamping block 10 on the surface of the adjusting block 11, therefore, the positions of the adjusting block 11 and the clamping block 10 installed on the adjusting block 11 in the perpendicular direction to the length direction of the first oval through hole can be changed by adjusting the position of the bolt relative to the second oval through hole 111, and the position adjustment in two perpendicular directions can be realized by adjusting the positions in two perpendicular directions, so that the position adjustment in a local plane can be realized, and the wide adaptability is achieved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An engine front housing face milling common fixture, comprising: the device comprises a bottom plate (1), a plurality of first driving cylinders (2), a plurality of second driving cylinders (3) and a pressing block (4), wherein the plurality of first driving cylinders (2) and the plurality of second driving cylinders (3) are all tightly mounted on the upper surface of the bottom plate (1), each first driving cylinder (2) is adjacently provided with one corresponding second driving cylinder (3), the driving end of each first driving cylinder (2) is positioned on one side, away from the bottom plate (1), of each first driving cylinder (2), the driving end of each first driving cylinder (2) can reciprocate along the direction vertical to the upper surface of the bottom plate (1), the driving end of each second driving cylinder (3) is positioned on one side, away from the bottom plate (1), of each second driving cylinder (3) can reciprocate along the direction vertical to the upper surface of the bottom plate (1), one end of the pressing block (4) is tightly connected with the driving end of each second driving cylinder (3), and the pressing block (4) can rotate around the driving end of the second driving cylinder (3) along the movement direction as an axis, and one surface, close to the bottom plate (1), of the pressing block (4) selectively abuts against the driving end of the first driving cylinder (2) in the movement process.

2. The common fixture for milling the front engine housing face according to claim 1, further comprising a nut (5), wherein the end surface of the driving end of the second driving cylinder (3) is provided with a thread (31), the pressing block (4) is tightly sleeved on the driving end of the second driving cylinder (3), and the nut (5) is screwed on the end of the driving end of the second driving cylinder (3) and abuts against one face, away from the bottom plate (1), of the pressing block (4).

3. The common jig for milling the front shell of the engine as recited in claim 1, further comprising a plurality of third actuating cylinders (6), wherein the plurality of third actuating cylinders (6) are all fixedly installed at different positions on the upper surface of the base plate (1), the driving ends of the third actuating cylinders (6) are located at one ends of the third actuating cylinders (6) far away from the base plate (1), and the driving ends of the third actuating cylinders (6) can reciprocate along a direction perpendicular to the upper surface of the base plate (1).

4. The engine front housing face milling common fixture as set forth in claim 1, further comprising at least two alignment pins (7), the plurality of alignment pins (7) being securely mounted to the upper surface of the base plate (1).

5. The common jig for milling the front engine casing surface as set forth in claim 4, characterized in that the common jig further comprises a base (8) and a mounting block (9), wherein the base (8) is fixedly mounted on the upper surface of the base plate (1), the mounting block (9) is fixedly mounted on one end of the base (8) far away from the base plate (1) through a nut (5), and the positioning pin (7) is mounted on one side of the mounting block (9) far away from the base (8).

6. The engine front housing face milling common fixture as set forth in claim 1, further comprising a plurality of clamping blocks (10), wherein the clamping blocks (10) are circumferentially arranged on the upper surface of the base plate (1) in an array manner, at least two first oval through holes (101) are formed in the clamping blocks (10) along a direction perpendicular to the upper surface of the base plate (1), the first oval through holes (101) in each clamping block (10) are parallel to each other in length direction and all face the center of the base plate (1), and bolts penetrate through the first oval through holes (101) and are screwed with the base plate (1) so as to enable the clamping blocks (10) to be tightly mounted on the base plate (1).

7. The engine front housing face milling common clamp according to claim 6, further comprising an adjusting block (11), wherein the adjusting block (11) is arranged between the base plate (1) and the clamping block (10), the clamping block (10) is tightly mounted on the adjusting block (11) through a bolt, the adjusting block (11) is reversely provided with at least one second oval through hole (111) along a direction perpendicular to the upper surface of the base plate (1), the length direction of the second oval through hole (111) is reversely perpendicular to the length direction of the first oval through hole (101), and the bolt penetrates through the second oval through hole (111) and is in threaded connection with the base plate (1) so that the adjusting block (11) is tightly mounted on the base plate (1).