CN213135940U

CN213135940U - Machining tool for large casting part

Info

Publication number: CN213135940U
Application number: CN202022217128.7U
Authority: CN
Inventors: 黄成伟
Original assignee: Hangzhou Pingcheng Machinery Co ltd
Current assignee: Hangzhou Pingcheng Machinery Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-05-07
Anticipated expiration: 2030-09-30

Abstract

The utility model belongs to the technical field of the frock and specifically relates to a processing frock for large-scale casting spare is related to, and it includes the base, the base top surface has seted up a plurality of shifting chutes around base center department, all is provided with fixture in the shifting chute, fixture includes sliding connection in sliding connection sliding block in the shifting chute, along the perpendicular to the direction sliding connection of base top surface in carriage release lever on the sliding block, set up in the carriage release lever top just locates the grip block that extends towards the base center, the first spacing groove that extends along carriage release chute length direction is seted up to the carriage release chute lateral wall, sliding block lateral wall fixedly connected with sliding connection in first stopper in first spacing groove, be provided with the actuating mechanism who is used for driving the carriage release lever to remove on the base. This application has the effect that promotes locking efficiency to large casting.

Description

Machining tool for large casting part

Technical Field

The application relates to the field of tools, in particular to a machining tool for large-scale casting parts.

Background

The clamp is a device for fixing the object to be machined to a correct position for construction or inspection in the process of machine manufacturing, and is also called as a deviceClamp apparatus. In a broad sense, inProcess for the preparation of a catalystAny of the processes in (1), the means for quickly, conveniently and safely mounting the workpiece, may be referred to as a jig.

At present, when a large casting is machined, the large casting is generally placed on a base of a clamp through transportation equipment, the large casting is fixed in a thread locking mode, a manual loosening mode is adopted after machining is completed, and the operation efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to promote the efficiency of locking when adding man-hour to large casting, this application provides a processing frock for large casting.

The application provides a processing frock for large-scale cast member adopts following technical scheme:

the utility model provides a processing frock for large-scale casting, includes the base, the base top surface has seted up a plurality of shifting chutes around base center department, all is provided with fixture in the shifting chute, fixture include sliding connection in the sliding block of shifting chute, along the perpendicular to the direction sliding connection of base top surface in carriage release lever on the sliding block, set up in the carriage release lever top just locates the grip block that extends towards base center, the first spacing groove that extends along carriage release chute length direction is seted up to the carriage release chute lateral wall, sliding block lateral wall fixedly connected with sliding connection in first spacing inslot, be provided with the actuating mechanism who is used for driving the carriage release lever to remove on the base.

By adopting the technical scheme, under the matching of the base and the clamping mechanism, when a large casting needs to be clamped and processed, the clamping mechanism is firstly adjusted to the position convenient for clamping a workpiece in the moving groove, then the workpiece is placed on the base, the moving rods in the plurality of clamping mechanisms move towards the lower part of the base through the driving mechanism, so that the clamping block moves towards the workpiece relative to the base, the clamping of the workpiece is completed, the plurality of moving rods are driven to fix the workpiece through the driving mechanism at one time, the steps of manual operation and fixation are reduced, and the efficiency of clamping the workpiece is improved; and through setting up fixture sliding connection in the shifting chute, when needing to carry out the centre gripping to the work piece of different shape sizes, through the position of adjusting fixture to the work piece of adaptation different shapes increases the suitability of frock.

Preferably, the driving mechanism includes a push plate disposed at the bottom of the base, and a driving cylinder having one end fixedly connected to one end of the push plate and fixedly connected to the base, the moving groove penetrates through the base along a direction perpendicular to the top surface of the base, a push-pull groove corresponding to the moving groove is formed in the surface of the push plate close to the base, the bottom end of the moving rod extends into the push-pull groove, a second limiting groove is formed in the side wall of the push-pull groove, and the side wall of the moving rod is fixedly connected with a second limiting block slidably connected to the second limiting groove.

Through adopting above-mentioned technical scheme, under the cooperation of actuating lever and push pedal, when needs drive the carriage release lever, through starting the driving cylinder, make the actuating lever under the effect of second spacing groove and second stopper, driven by the push pedal and move towards the base below to the messenger sets up the grip block on carriage release lever top and compresses tightly the work piece.

Preferably, the clamping mechanism further comprises a supporting block arranged on the top surface of the sliding block, a supporting rod connected to the supporting block, and a positioning plate arranged at one end of the supporting rod close to the center of the base, wherein the positioning plate is perpendicular to the top surface of the base.

Through adopting above-mentioned technical scheme, add the locating plate on the sliding block, make the relative position between work piece can fix a position and the base through the locating plate fast, increase the efficiency to the work piece centre gripping, and when just to the work piece of different shapes, size, through adjusting the position of fixture in the shifting chute, adjust the position of locating plate to fix a position different work pieces.

Preferably, the clamping mechanism further comprises a driving ring in threaded connection with the supporting block, a through hole penetrating through the supporting block along a direction parallel to the top surface of the base is formed in the supporting block, the supporting block is slidably arranged in the through hole, and an axial limiting piece is arranged between the driving ring and the supporting block.

Through adopting above-mentioned technical scheme, through addding the drive ring, when the position of locating plate for the sliding block was adjusted to needs, through rotating the drive ring, make threaded connection drive the locating plate removal in the bracing piece of drive ring to change the position of locating plate, increase the adjustable range of locating plate, thereby to the suitability of work piece location.

Preferably, the axial locating part includes around perforation circumference is seted up in the spacing annular of supporting shoe lateral wall, fixed connection in drive ring terminal surface and rotate connect in go-between in the spacing annular, spacing annular cross-section with the go-between cross-section all is the T type setting.

Through adopting above-mentioned technical scheme, under the cooperation of spacing annular and go-between to the axial relative position of the piece of driving ring and supporting shoe is injectd, and makes the driving ring carry out the circumferential direction for the supporting shoe.

Preferably, the positioning plate is hinged to the end of the supporting rod, and the hinge axis between the positioning plate and the supporting rod is perpendicular to the top surface of the base.

By adopting the technical scheme, the positioning plate is hinged on the supporting rod, so that the applicability of the positioning plate is improved by rotating the positioning plate to match with the surface of a workpiece when the workpiece has different inclination angles of the side walls.

Preferably, the bottom surface of the base is fixedly connected with a plurality of guide posts which are slidably connected with the push plate.

Through adopting above-mentioned technical scheme, through setting up the guide post to injecing the removal route of push pedal for the base, reducing the push pedal and taking place the skew condition at the removal in-process, and support the torsional force that the push pedal produced at the removal in-process, reduce the atress of carriage release lever, make overall structure more stable.

Preferably, the extending directions of two adjacent moving grooves are perpendicular to each other.

By adopting the technical scheme, the moving directions of the clamping mechanisms in the two adjacent moving grooves are vertical to each other, so that the workpiece can be conveniently positioned on the transverse position and the longitudinal position of the workpiece on the top surface of the base.

In summary, the present application includes at least one of the following beneficial technical effects:

1. under the coordination of the base, the clamping mechanism and the driving mechanism, the driving mechanism drives the plurality of moving rods to fix the workpiece at one time, so that the steps of manual operation and fixation are reduced, and the workpiece clamping efficiency is improved;

2. by arranging the movable groove, the position of the clamping mechanism can be adjusted according to the shape of the workpiece, and the applicability of the tool is improved;

3. the positioning plate is additionally arranged on the sliding block, so that the workpiece can be quickly positioned relative to the base through the positioning plate, and the workpiece clamping efficiency is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is an overall sectional view of the present embodiment.

Fig. 4 is a partially enlarged view of a portion B in fig. 3.

Description of reference numerals: 1. a base; 2. a clamping mechanism; 3. a drive mechanism; 4. a moving groove; 5. a slider; 6. a travel bar; 7. a clamping block; 8. a support block; 9. a support bar; 10. positioning a plate; 11. a drive ring; 12. a first limit groove; 13. a first stopper; 14. a through hole; 15. fixing the screw rod; 16. positioning holes; 17. a nut; 18. a fixed block; 19. perforating; 20. an extension groove; 21. a hinged lever; 22. a rotating ring; 23. an axial stop; 24. a limiting ring groove; 25. a connecting ring; 26. pushing the plate; 27. a drive cylinder; 28. a push-pull groove; 29. a second limit groove; 30. a second limiting block; 31. a guide post; 32. and (5) positioning the blocks.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a processing frock for large-scale cast member. Referring to fig. 1 and 2, a processing tool for large-scale casting parts comprises a base 1, a clamping mechanism 2 and a driving mechanism 3 (shown in fig. 3), wherein the base 1 is rectangular, a moving groove 4 is formed in the top surface of the base 1 along the side length direction of the base, the moving groove 4 penetrates through the base 1 along the height direction of the base 1, the clamping mechanism 2 is respectively arranged in the four moving grooves 4, and the driving mechanism 3 is arranged at the bottom of the base 1 and used for clamping a workpiece by the clamping mechanism 2.

The clamping mechanism 2 comprises a sliding block 5, a moving rod 6, a clamping block 7, a supporting block 8, a supporting rod 9, a positioning plate 10 and a driving ring 11, wherein the sliding block 5 is connected in the moving groove 4 in a sliding manner along the length direction of the moving groove 4, in order to keep the position of the sliding block 5 in the moving groove 4, a first limiting groove 12 extending along the length direction of the moving groove 4 is formed in the side wall of the moving groove 4, and a first limiting block 13 connected in the first limiting groove 12 in a sliding manner is fixedly connected to the side wall of the sliding block 5 so as to limit the position of the sliding block 5 in the height direction of the base 1 relative to the base.

Through-hole 14 that runs through has been seted up along base 1 direction of height to the top surface of sliding block 5, through-hole 14 cooperatees with carriage release lever 6, carriage release lever 6 bottom is passed through-hole 14 and is extended to base 1 below, 6 top fixedly connected with clamping screw 15 of carriage release lever, set up on the grip block 7 with clamping screw 15 matched with locating hole 16 (shown in figure 3), clamping screw 15 passes behind locating hole 16 and fixes grip block 7 through nut 17, 7 one end of grip block extends towards base 1 central direction, for the stability between increase grip block 7 and the carriage release lever 6, 7 bottom surface fixedly connected with fixed block 18 of grip block, 18 lateral walls butt of fixed block in 6 lateral walls of carriage release lever.

Referring to fig. 2 and 3, the supporting blocks 8 are fixedly connected to the top surface of the sliding block 5, and there are two supporting blocks 8, the two supporting blocks 8 are symmetrically disposed on two sides of the moving rod 6, respectively, the side walls of the supporting blocks 8 are both provided with through holes 19 penetrating through the supporting blocks 8 in the direction toward the center of the base 1, and the extending direction of the through holes 19 (shown in fig. 4) is perpendicular to the extending direction of the moving groove 4 in which they are located, the moving rod 6 is provided with extending grooves 20 penetrating in the extending direction of the through holes 19, and the extending grooves 20 extend in the length direction of the moving rod 6, one end of the supporting rod 9 passes through the through holes 19 and the extending grooves 20 and extends toward the center of the base 1, one end of the supporting rod 9 near the center of the base 1 is fixedly connected with a hinge rod 21 perpendicular to the top surface of the base 1, the positioning, and a nut 17 is threadedly coupled to an end of the hinge rod 21 to lock a relative position between the rotating ring 22 and the hinge rod 21.

Referring to fig. 3 and 4, in order to facilitate the driving of the support rod 9, the driving ring 11 is screwed to the support rod 9, and an axial stopper 23 is disposed between the driving ring 11 and one of the support blocks 8. The axial limiting part 23 comprises a limiting ring groove 24 circumferentially arranged on the side wall of the supporting block 8 around the through hole 19, and a connecting ring 25 fixedly connected to the end face of the driving ring 11 and rotatably connected in the limiting ring groove 24, wherein the cross sections of the limiting ring groove 24 and the connecting ring 25 are both arranged in a T shape.

The driving mechanism 3 comprises a push plate 26 and a driving cylinder 27, the push plate 26 is arranged on the bottom surface of the base 1 along a direction parallel to the top surface of the base 1, a cylinder body part of the driving cylinder 27 is fixedly connected to the push plate 26, a piston rod part of the driving cylinder 27 penetrates through the push plate 26 and is fixedly connected to the base 1, a push-pull groove 28 corresponding to the moving groove 4 is formed in the surface, close to the base 1, of the push plate 26, the bottom end of the moving rod 6 extends into the push-pull groove 28, a second limiting groove 29 is formed in the side wall of the push-pull groove 28, and a second limiting block 30 which is slidably connected to the side.

For making push pedal 26 more stable at the removal in-process, the equal fixedly connected with guide post 31 in position that is close to the four corners is located to base 1 bottom surface, and guide post 31 passes push pedal 26 and extends to push pedal 26 below and sliding connection in push pedal 26, and the equal fixedly connected with locating piece 32 in guide post 31 bottom to prescribe a limit to the migration distance of push pedal 26.

The implementation principle of the machining tool for the large casting part in the embodiment of the application is as follows:

when a large casting needs to be clamped, the clamping mechanisms 2 are moved firstly, the positions of the clamping mechanisms 2 in the moving grooves 4 are adjusted, the clamping blocks 7 correspond to the positions, needing to clamp the workpiece, in the vertical direction, the driving ring 11 is rotated at the moment, the driving ring 11 drives the supporting rod 9 to move under the action of the threads, the position of the positioning plate 10 on the base 1 is adjusted, the workpiece is placed on the base 1 and is positioned through the positioning plate 10, after the positioning of the workpiece is completed, the driving cylinder 27 is started, the driving rod is driven by the push plate 26 and moves towards the lower portion of the base 1 under the action of the second limiting groove 29 and the second limiting block 30, and the clamping blocks 7 arranged at the top end of the moving rod 6 compress the workpiece tightly.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a processing frock for large-scale cast member which characterized in that: comprises a base (1), a plurality of moving grooves (4) are arranged on the top surface of the base (1) around the center of the base (1), clamping mechanisms (2) are arranged in the moving grooves (4), the clamping mechanism (2) comprises a sliding block (5) which is connected in a sliding way in the moving groove (4), a moving rod (6) which is connected on the sliding block (5) in a sliding way along the direction vertical to the top surface of the base (1), and a clamping block (7) which is arranged at the top end of the moving rod (6) and extends towards the center of the base (1), the side wall of the moving groove (4) is provided with a first limit groove (12) extending along the length direction of the moving groove (4), the side wall of the sliding block (5) is fixedly connected with a first limit block (13) which is connected in the first limit groove (12) in a sliding way, the base (1) is provided with a driving mechanism (3) for driving the movable rod (6) to move.

2. The machining tool for the large-scale cast parts according to claim 1, wherein the machining tool comprises: the driving mechanism (3) comprises a push plate (26) arranged at the bottom of the base (1) and a driving cylinder (27) with one end fixedly connected to one end of the push plate (26) and the other end fixedly connected to the base (1), the moving groove (4) penetrates through the base (1) along the direction perpendicular to the top surface of the base (1), a push-pull groove (28) corresponding to the moving groove (4) is formed in the surface, close to the base (1), of the push plate (26), the bottom end of the moving rod (6) extends into the push-pull groove (28), a second limiting groove (29) is formed in the side wall of the push-pull groove (28), and a second limiting block (30) which is slidably connected into the second limiting groove (29) is fixedly connected to the side wall of the moving rod (6).

3. The machining tool for the large-scale cast parts according to claim 1, wherein the machining tool comprises: the clamping mechanism (2) further comprises a supporting block (8) arranged on the top surface of the sliding block (5), a supporting rod (9) connected to the supporting block (8), and a positioning plate (10) arranged at one end, close to the center of the base (1), of the supporting rod (9), and the positioning plate (10) is perpendicular to the top surface of the base (1).

4. The machining tool for the large cast part according to claim 3, wherein the machining tool comprises: the clamping mechanism (2) further comprises a driving ring (11) in threaded connection with the supporting rod (9), a through hole (19) penetrating through the supporting block (8) in the direction parallel to the top surface of the base (1) is formed in the supporting block (8), the supporting rod (9) is arranged in the through hole (19) in a sliding mode, and an axial limiting piece (23) is arranged between the driving ring (11) and the supporting block (8).

5. The machining tool for the large cast part according to claim 4, wherein the machining tool comprises: axial locating part (23) including wind perforation (19) circumference is seted up in spacing annular (24) of supporting shoe (8) lateral wall, fixed connection in drive ring (11) terminal surface and rotate connect in go-between (25) in spacing annular (24), spacing annular (24) cross-section with go-between (25) cross-section all is the T type setting.

6. The machining tool for the large cast part according to claim 3, wherein the machining tool comprises: the positioning plate (10) is hinged to the end part of the supporting rod (9), and the hinge axis between the positioning plate (10) and the supporting rod (9) is perpendicular to the top surface of the base (1).

7. The machining tool for the large-scale cast parts according to claim 2, wherein the machining tool comprises: the bottom surface of the base (1) is fixedly connected with a plurality of guide posts (31) which are connected with the push plate (26) in a sliding manner.

8. The machining tool for the large-scale cast parts according to claim 1, wherein the machining tool comprises: the extending directions of the two adjacent moving grooves (4) are perpendicular to each other.