CN218225664U - Clamp for machining of engine support - Google Patents

Abstract

The utility model discloses an anchor clamps are used in engine support machine tooling, including the connecting plate, the rear end surface of connecting plate is provided with the backplate, the locating pin has all been seted up to the both sides of backplate, the upper end surface of connecting plate is provided with anchor clamps mechanism, one side of anchor clamps mechanism is provided with engine support main part, and is two sets of both ends around connecting plate upper end surface one side are seted up respectively to first recess. An engine support is anchor clamps for machine tooling, adopt four-axis machining center process processing one to accomplish, the machining error that clamping work piece brought has been solved to the preface processing many times, cause the axiality, the bad scheduling problem of depth of parallelism, adopt the claw nail type to press from both sides tight mode, it is more firm to make the work piece press from both sides tight, the work piece that has solved the too big and lead to of cutter cutting force during processing is not hard up the problem, adopt the mode that the location that floats of elasticity and fixed position combine together to carry out the angular orientation to the work piece, work piece Kong Weipian when having solved the appearance clamping, bring better use prospect.

Description

Clamp for machining of engine support

Technical Field

The utility model relates to an automobile parts machining technical field specifically is an engine support anchor clamps for machine tooling.

Background

With the development of the automobile industry and the improvement of the living standard of people, automobiles have been introduced into thousands of households, the sales volume of the automobiles is more than 2000 tens of thousands of the automobiles each year, and an engine bracket is taken as one of important parts of the automobiles, not only plays a role in supporting and positioning an engine, but also plays a role in shock insulation and vibration control, so the reliability of the production process is particularly important.

When an existing engine support is machined, clamping is unstable, machining errors exist, machining efficiency is affected, certain adverse effects are brought to the use process of people, and therefore the clamp for machining the engine support is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model provides an anchor clamps are used in engine support machine tooling, possess and adopt one process processing of four-axis machining center to accomplish, the machining error that clamping work piece brought is many times processed to the preface has been solved, cause the axiality, the bad scheduling problem of depth of parallelism, adopt the claw nail type to press from both sides tight mode, it is more firm to make the work piece press from both sides tightly, the work piece that cutter cutting force is too big and lead to is not hard up problem when having solved man-hour, adopt the unsteady location of elasticity and fixed position mode of combining together to carry out the angular positioning to the work piece, work piece Kong Weipian advantages such as when having solved the appearance clamping, can effectively solve the problem in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an engine support anchor clamps for machine tooling, includes the connecting plate, the rear end surface of connecting plate is provided with the backplate, the locating pin has all been seted up to the both sides of backplate, the upper end surface of connecting plate is provided with anchor clamps mechanism, one side of anchor clamps mechanism is provided with engine support main part, anchor clamps mechanism includes first primary location, first angular orientation, first hold-down cylinder, second angular orientation, second primary location, second hold-down cylinder, first clamp plate, third angular orientation, third primary location, second clamp plate, fourth angular orientation, third hold-down cylinder, first recess, second recess, third clamp plate, fixed pin and elastic pin, and is two sets of first recess is seted up respectively in both ends around connecting plate upper end surface one side, the second recess is seted up in both ends around connecting plate upper end surface opposite side, and backplate and connecting plate formula forging alloy steel sheet as an organic whole, and the components of a whole that have than the components of a whole that often uses at present split bolt connection formula strong, support stability advantage such as strong.

Preferably, the second angular positioning is located at the front end of one side of the outer surface of the upper end of the connecting plate, the first angular positioning is located at the rear end of one side of the outer surface of the upper end of the connecting plate, the third angular positioning is located at the front end of the other side of the outer surface of the upper end of the connecting plate, the fourth angular positioning is located at the rear end of the other side of the outer surface of the upper end of the connecting plate, the second pressing cylinder is located at the front end of the outer surface of the upper end of the connecting plate, the first pressing cylinder is located at the rear end of the second pressing cylinder, the third pressing cylinder is located at the rear end of the first pressing cylinder, the first pressing plate is located at the upper end of the second pressing cylinder, the second main positioning is located at the lower end of the first pressing plate, the first main positioning is located at the lower end of the third pressing plate, the third main positioning is located at the lower end of the second pressing cylinder, the elastic pin is located at the outer surface of the rear end of the third angular positioning, the fixing pin is located at one side of the outer surface of one side of the third angular positioning, and the other two sets of the elastic positioning pins are located at one side of the outer surface of the second angular positioning pin and the other angular positioning pin.

Preferably, a clamp spring is arranged between the third pressing oil cylinder and the third pressing plate, the third pressing plate is movably connected with the third pressing oil cylinder through the clamp spring, the clamp spring is arranged between the first pressing oil cylinder and the second pressing plate, the second pressing plate is movably connected with the first pressing oil cylinder through the clamp spring, the clamp spring is arranged between the second pressing oil cylinder and the first pressing plate, the first pressing plate is movably connected with the second pressing oil cylinder through the clamp spring, the first pressing oil cylinder, the second pressing oil cylinder and the third pressing oil cylinder adopt pascal high-pressure three-point detection type oil cylinders, the clamping device has the advantages that the clamping device can bear large clamping pressure compared with a common oil cylinder, and can detect three states of clamping, over-clamping and loosening, and simultaneously has a pressure maintaining function.

Preferably, all be provided with the bolt between first owner location, third owner location, the second owner location and the connecting plate, first owner location, third owner location, second owner location all are through being fixed connection between bolt and the connecting plate, and first owner location, second owner location, third owner location structure adopt claw nail formula for the locating surface, have reinforcing frictional force than the plane formula, prevent advantages such as work piece processing is not hard up.

Preferably, all be provided with the bolt between first angular orientation location, second angular orientation location, fourth angular orientation location, the third angular orientation location and the connecting plate, first angular orientation location, second angular orientation location, fourth angular orientation location, third angular orientation all pass through for fixed connection between bolt and the connecting plate, and its structure adopts 1 rigid location and 3 unsteady locate mode, and the location of floating is elasticity developments steel ball screw rod structure, has certain clamping force effect to the work piece, and wherein rigid location is the main angle of work piece to the location, and the location of floating is the prepositioning, and its advantage lies in when having solved the location work piece appearance, because unable clamping and the inclined problem of clamping that the work piece appearance difference leads to greatly.

(III) advantageous effects

Compared with the prior art, the utility model provides an engine support is anchor clamps for machine tooling possesses following beneficial effect:

1. this anchor clamps for engine support machining through elastic pin, the fixed pin that fourth angular orientation and third angular orientation set up, plays the principal angle to the positioning action.

2. According to the clamp for machining the engine support, the elastic pin arranged in the first angular positioning mode and the second angular positioning mode plays a role in pre-angular positioning.

3. This anchor clamps for engine support machine tooling adopts four-axis machining center process processing completion one, has solved the machining error that clamping work piece brought many times of branch preface processing, causes the axiality, the not good scheduling problem of depth of parallelism, adopts claw nail type clamping mode, makes the work piece press from both sides tightly more firm, has solved the work piece not hard up problem that adds the too big and lead to of cutter cutting force, adopts the mode that combines together of elastic floating location and fixed positioning to carry out angular orientation to the work piece, work piece Kong Weipian when having solved the appearance clamping.

Drawings

Fig. 1 is the utility model relates to an overall structure schematic diagram in anchor clamps for engine support machine tooling.

Fig. 2 is the utility model relates to an engine support main part picture in anchor clamps for engine support machining.

Fig. 3 is the utility model relates to an anchor clamps mechanism picture in anchor clamps for engine support machine tooling.

Figure 4 is the utility model relates to an anchor clamps mechanism plan view in anchor clamps for engine support machining.

In the figure: 1. a connecting plate; 2. a back plate; 3. positioning pins; 4. an engine mount main body; 5. a clamp mechanism; 6. a first primary positioning; 7. a first angular orientation; 8. a first hold-down cylinder; 9. second angular positioning; 10. second main positioning; 11. a second hold-down cylinder; 12. a first platen; 13. positioning in a third angular direction; 14. third main positioning; 15. a second platen; 16. positioning in a fourth angular direction; 17. a third hold-down cylinder; 18. a first groove; 19. a second groove; 20. a third press plate; 21. a fixing pin; 22. and an elastic pin.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

The embodiment is a clamp for machining an engine support.

As shown in fig. 1-4, the connecting plate includes a connecting plate 1, a back plate 2 is disposed on an outer surface of a rear end of the connecting plate 1, positioning pins 3 are disposed on two sides of the back plate 2, a clamp mechanism 5 is disposed on an outer surface of an upper end of the connecting plate 1, an engine support body 4 is disposed on one side of the clamp mechanism 5, the clamp mechanism 5 includes a first main positioning 6, a first angular positioning 7, a first pressing cylinder 8, a second angular positioning 9, a second main positioning 10, a second pressing cylinder 11, a first pressing plate 12, a third angular positioning 13, a third main positioning 14, a second pressing plate 15, a fourth angular positioning 16, a third pressing cylinder 17, a first groove 18, a second groove 19, a third pressing plate 20, a fixing pin 21, and an elastic pin 22, the two sets of first grooves 18 are disposed on front and rear ends of one side of the outer surface of the upper end of the connecting plate 1, and the second groove 19 is disposed on a front and rear end of the other side of the outer surface of the upper end of the connecting plate 1.

A second angular positioning 9 is positioned at the front end of one side of the outer surface of the upper end of the connecting plate 1, a first angular positioning 7 is positioned at the rear end of one side of the outer surface of the upper end of the connecting plate 1, a third angular positioning 13 is positioned at the front end of the other side of the outer surface of the upper end of the connecting plate 1, a fourth angular positioning 16 is positioned at the rear end of the other side of the outer surface of the upper end of the connecting plate 1, a second pressing oil cylinder 11 is positioned at the front end of the outer surface of the upper end of the connecting plate 1, a first pressing oil cylinder 8 is positioned at the rear end of the second pressing oil cylinder 11, a third pressing oil cylinder 17 is positioned at the rear end of the first pressing oil cylinder 8, a third pressing plate 20 is positioned at the outer surface of the upper end of the third pressing oil cylinder 17, a second pressing plate 15 is positioned at the outer surface of the upper end of the first pressing oil cylinder 8, a first pressing plate 12 is positioned at the outer surface of the upper end of the second pressing oil cylinder 11, a second main positioning 10 is positioned at the lower end of the first pressing plate 12, a first main positioning 6 is positioned at the lower end of the third pressing plate 20, a third main positioning 14 is positioned at the lower end of the second pressing plate 15, an elastic pin 22 is positioned at the outer surface of the rear end of the outer surface of the fourth angular positioning 13, another side, a second angular positioning 21 is positioned at one side of the outer surface of the other two sets of the first angular positioning pins 21, another two sets of the outer surfaces of the first angular positioning pins 21, and the front positioning pins 21, and the other sets of the angular positioning pins 22, and the outer surfaces of the other sets of the angular positioning pins 7, the other sets of the positioning pins 22, the angular positioning pins 21, the positioning pins 22, and the other sets of the positioning pins 22, respectively positioned at the outer surfaces of the other sets of the outer surfaces of the angular positioning pins 22, the other sets of the outer surfaces of the angular positioning pins 7, the other sets of the angular positioning pins 22, and the other sets of the angular positioning pins 21, the other sets; a clamp spring is arranged between the third pressing oil cylinder 17 and the third pressing plate 20, the third pressing plate 20 is movably connected with the third pressing oil cylinder 17 through the clamp spring, the clamp spring is arranged between the first pressing oil cylinder 8 and the second pressing plate 15, the second pressing plate 15 is movably connected with the first pressing oil cylinder 8 through the clamp spring, the clamp spring is arranged between the second pressing oil cylinder 11 and the first pressing plate 12, and the first pressing plate 12 is movably connected with the second pressing oil cylinder 11 through the clamp spring; bolts are arranged between the first main positioning 6, the third main positioning 14 and the second main positioning 10 and the connecting plate 1, and the first main positioning 6, the third main positioning 14 and the second main positioning 10 are fixedly connected with the connecting plate 1 through the bolts; bolts are arranged between the first angular orientation 7, the second angular orientation 9, the fourth angular orientation 16, the third angular orientation 13 and the connecting plate 1, and the first angular orientation 7, the second angular orientation 9, the fourth angular orientation 16 and the third angular orientation 13 are fixedly connected with the connecting plate 1 through the bolts.

It should be noted that the utility model relates to a clamp for machining an engine support, which has a main angular positioning function through the elastic pin 22 and the fixed pin 21 arranged on the fourth angular positioning 16 and the third angular positioning 13;

the elastic pin 22 arranged through the first angular positioning 7 and the second angular positioning 9 plays a role in pre-angular positioning;

the back plate 2 and the connecting plate 1 are integrally forged to form an alloy steel plate, and compared with a split bolt connection type which is commonly applied at present, the alloy steel plate has the advantages of high rigidity, high support stability and the like;

the first pressing oil cylinder 8, the second pressing oil cylinder 11 and the third pressing oil cylinder 17 adopt pascal high-pressure three-point detection type oil cylinders, and compared with common oil cylinders, the hydraulic clamping device has the advantages that large clamping pressure can be borne, three states of clamping, over-clamping and loosening can be detected, and meanwhile, the hydraulic clamping device also has a pressure maintaining function;

the first main positioning 6, the second main positioning 10 and the third main positioning 14 are of claw nail type, and have the advantages of enhancing friction force, preventing the workpiece from being processed and loosened and the like compared with a plane type;

the positioning device comprises a first angular positioning 7, a second angular positioning 9, a third angular positioning 13 and a fourth angular positioning 16, and is structurally characterized in that 1 rigid positioning and 3 floating positioning modes are adopted, the floating positioning is an elastic dynamic steel ball screw structure and has a certain clamping force effect on a workpiece, wherein the rigid positioning is the main angular positioning of the workpiece, and the floating positioning is prepositioning;

through the arranged fixture mechanism 5, the back plate 2 is assembled on the working table surface of a four-axis machining center through bolts under the action of the positioning pins 3, meanwhile, the oil holes of the back plate 2 are opposite to the oil mounting holes of the equipment, the oil holes are sealed by using O-shaped rings, the engine bracket main body 4 is placed at the upper end of the connecting plate 1 according to the correct direction, the engine bracket main body 4 is correspondingly placed with the first groove 18 and the second groove 19, the engine bracket main body 4 is pushed, one end of the engine bracket main body 4 is mutually jointed with the fourth angular positioning 16, the engine bracket main body 4 is simultaneously pushed to be mutually jointed with the third angular positioning 13, so that after the engine bracket main body 4 is driven to be completely jointed with the fixing pins 21, the engine bracket main body 4 is simultaneously completely jointed with the fixing pins 21 arranged on the outer surface of one side of the third angular positioning 13, the elastic pin 22 arranged on the outer surface of the third angular positioning part 13 is adjusted by the inner hexagonal wrench, so that the elastic pin 22 is tightly attached to the engine support main body 4 and is located at the stroke interruption position of the elastic pin, a certain acting force is exerted on the workpiece engine support main body 4 by the elastic pin, a pre-positioning effect is achieved, the elastic pin 22 arranged on the outer surface of one side of the first angular positioning part 7 and the second angular positioning part 9 is respectively adjusted by the inner hexagonal wrench again, the elastic pin 22 is tightly attached to the engine support main body 4 and is located at the stroke interruption position of the elastic pin, a certain acting force is exerted on the workpiece engine support main body 4 by the elastic pin, a pre-positioning effect is achieved, the third pressing oil cylinder 17, the second pressing oil cylinder 11 and the first pressing oil cylinder 8 are controlled by the controller to clamp the engine support main body 4, and the engine support main body 4 is machined.

It is noted that, herein, relational terms such as first and second (first, second, and the like) and the like 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 a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides an engine support anchor clamps for machine tooling, includes connecting plate (1), its characterized in that: the rear end surface of connecting plate (1) is provided with backplate (2), locating pin (3) have all been seted up to the both sides of backplate (2), the upper end surface of connecting plate (1) is provided with anchor clamps mechanism (5), one side of anchor clamps mechanism (5) is provided with engine support main part (4), anchor clamps mechanism (5) are including first main location (6), first angular orientation location (7), first pressure cylinder (8), second angular orientation (9), second main location (10), second pressure cylinder (11), first clamp plate (12), third angular orientation location (13), third main location (14), second clamp plate (15), fourth angular orientation location (16), third pressure cylinder (17), first recess (18), second recess (19), third clamp plate (20), fixed pin (21) and elastic pin (22), and it is two sets of first recess (18) are seted up in the front and back both ends of connecting plate (1) upper end surface one side respectively, second recess (19) are seted up in the front and back both ends of connecting plate (1) upper end surface.

2. The clamp for machining the engine mount according to claim 1, wherein: the second angular positioning (9) is located at the front end of one side of the outer surface of the upper end of the connecting plate (1), the first angular positioning (7) is located at the rear end of one side of the outer surface of the upper end of the connecting plate (1), the third angular positioning (13) is located at the front end of the other side of the outer surface of the upper end of the connecting plate (1), the fourth angular positioning (16) is located at the rear end of the other side of the outer surface of the upper end of the connecting plate (1), the second compression oil cylinder (11) is located at the front end of the outer surface of the upper end of the connecting plate (1), the first compression oil cylinder (8) is located at the rear end of the second compression oil cylinder (11), the third compression oil cylinder (17) is located at the rear end of the first compression oil cylinder (8), the third compression oil cylinder (20) is located at the outer surface of the upper end of the third compression oil cylinder (17), the second pressing plate (15) is located at the outer surface of the upper end of the first compression oil cylinder (8), the first pressing plate (12) is located at the outer surface of the upper end of the second compression oil cylinder (11), the second main positioning (10) is located at the lower end of the first pressing plate (12), the lower end of the elastic positioning pin (6) is located at the lower end of the triangular positioning pin (13), the lower end of the third pressing plate (13) is located at the triangular positioning pin (21), the other two groups of fixing pins (21) are respectively positioned on the outer surface of the front end of the fourth angular positioning (16) and the outer surface of one side, and the other two groups of elastic pins (22) are respectively positioned on the outer surfaces of one side of the second angular positioning (9) and the first angular positioning (7).

3. The engine mount machining jig according to claim 2, characterized in that: be provided with the jump ring between third pressure cylinder (17) and third clamp plate (20), be swing joint between third clamp plate (20) through jump ring and third pressure cylinder (17), be provided with the jump ring between first pressure cylinder (8) and second clamp plate (15), be swing joint between second clamp plate (15) through jump ring and first pressure cylinder (8), be provided with the jump ring between second pressure cylinder (11) and first clamp plate (12), be swing joint between first clamp plate (12) through jump ring and second pressure cylinder (11).

4. The engine mount machining jig according to claim 2, characterized in that: bolts are arranged between the first main positioning (6), the third main positioning (14), the second main positioning (10) and the connecting plate (1), and the first main positioning (6), the third main positioning (14) and the second main positioning (10) are fixedly connected with the connecting plate (1) through the bolts.

5. The engine mount machining jig according to claim 2, characterized in that: the bolt is arranged between the first angular orientation (7), the second angular orientation (9), the fourth angular orientation (16), the third angular orientation (13) and the connecting plate (1), and the first angular orientation (7), the second angular orientation (9), the fourth angular orientation (16) and the third angular orientation (13) are fixedly connected with the connecting plate (1) through the bolt.

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