CN216000249U - Machining clamp for large-scale rotating support - Google Patents

Abstract

The utility model relates to a runing rest processing technology field discloses a add clamping apparatus for large-scale runing rest, including bottom plate, the support piece of setting on the bottom plate, support piece includes two set squares, backup pad, clamping piece and centering piece that are parallel to each other, and the set square sets up on the bottom plate perpendicularly, and the backup pad is fixed to be set up at two set square tip upsides, and the clamping piece setting is in the backup pad, and centering piece sets up on the bottom plate between two set squares. The utility model has the advantages of it is following and effect: adopt the set-square to make the gear of runing rest tip be in vertical state, then adopt the clamping piece to press from both sides it tight fixed, the later stage of being convenient for is processed, and the precision of later stage course of working has been decided to runing rest's stability and the accuracy of position, consequently adopts centering piece not only can be fixed runing rest, can also make its position centering, improves subsequent machining precision, has the effect that stability is high, the machining precision is high.

Description

Machining clamp for large-scale rotating support

Technical Field

The utility model relates to a runing rest processing technology field, in particular to a add clamping apparatus for large-scale runing rest.

Background

The rotating bracket is one of important parts in an automobile steering axle, and can enable an automobile to stably run and sensitively transmit the running direction. The rotating bracket is used for transmitting and bearing the front load of the automobile, supporting and driving the front wheel to rotate around the main pin so as to steer the automobile. In the driving state of the automobile, the automobile bears variable impact load, so that the automobile is required to have high strength, and a large-sized rotating bracket is often used on a special vehicle, so that a proper clamp with high stability is not available for the large-sized special rotating bracket to fix the large-sized special rotating bracket and then the large-sized special rotating bracket is automatically machined.

The utility model discloses a chinese utility model patent that the bulletin number is CN213592130U discloses a small-size welding frock suitable for turn to pontic, through with the mounting hole of anchor clamps bottom plate at the processing center processing variation in size, use one side of anchor clamps bottom plate as the benchmark, guarantee each pitch-row size tolerance, all be equipped with the keyway through the bottom of two king pin seat positioning seats in order to guarantee to link to each other with the anchor clamps bottom plate to compress tightly with the bolt, can prevent relative movement like this, reduce the welding deformation of turn to pontic, and can exchange with the king pin seat positioning seat that other specifications are different, facilitate the use, this the utility model discloses simple structure, convenient operation, occupation of land is little, easy transport can reduce the welding deformation of turn to pontic simultaneously, convenient to use. The device is small and cannot be applied to fixing of a large-sized rotating support, meanwhile, the device can only be applied to horizontally placed objects, the shape of the large-sized rotating support of a special vehicle is different from that of the rotating support of a small-sized vehicle, the large-sized rotating support of the special vehicle is provided with an inclined support end and a gear end, and in the process of machining the gear end, the whole rotating support needs to be guaranteed to be stable and centered, so that the situation that the position of the rotating support deviates to influence the subsequent machining stability and machining precision is avoided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a add clamping apparatus for large-scale runing rest adopts the set-square to make the gear of runing rest tip be in vertical state, then adopts the clamping piece to press from both sides it tight fixedly, and the later stage of being convenient for is processed, and the stability of runing rest has decided the precision of later stage course of working with the accuracy of position, consequently adopts centering piece not only can be fixed with the runing rest, can also make its position centering, improves subsequent machining precision, has the effect that stability is high, machining precision is high.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a add clamping apparatus for large-scale runing rest, includes the bottom plate, sets up support piece on the bottom plate, support piece includes two set squares, backup pad, clamping piece and centering piece that are parallel to each other, the set square sets up perpendicularly on the bottom plate, the backup pad is fixed to be set up at two set square tip upsides, the clamping piece sets up in the backup pad, centering piece sets up two on the bottom plate between the set square, centering piece includes two centering boards, driving piece, two the centering board with the set square is parallel, driving piece drive two the centering board is close to each other or keeps away from.

Because the shape of runing rest is irregular, directly adopt anchor clamps can't stabilize the clamping to it, consequently, through adopting above-mentioned technical scheme, place runing rest on the set-square that the slope set up, make the gear head of its runing rest tip be in vertical state, make things convenient for the later stage to process, because runing rest places for the tilt state when on the set-square, consequently need adopt the clamping piece to fasten at the gear of runing rest's tip, simultaneously, runing rest's support part need fix a position fixedly, just can make subsequent processing or drilling operation precision higher, two centering plates of driving piece drive in the centering piece outwards expand, make runing rest's support position can be in rectilinear state, lead to subsequent processing to appear the phenomenon that the deviation appears or machining precision is lower when avoiding whole runing rest to incline.

The utility model discloses a further set up to: the driving piece includes well seat, driving motor, actuating lever, rolling gear, movable rack, actuating lever fixed connection be in the driving motor drive end, to well seat fixed connection be in on the bottom plate, the actuating lever both ends are rotated and are connected to well seat is last, two the centering plate is located respectively the relative both sides of actuating lever, the rolling gear fixed connection be in the actuating lever both ends, movable rack fixed connection be in the both ends of centering plate, one side the movable rack meshing at centering plate both ends is in the rolling gear upside, opposite side the movable rack meshing at centering plate both ends is in the rolling gear downside.

Through adopting above-mentioned technical scheme, driving motor drive actuating lever rotates, and the rotating gear at actuating lever both ends drives two upper and lower movable rack relative motion or relative motion in-process is rotated to the actuating lever, drives the centering plate of both sides simultaneously and is close to each other or keeps away from.

The utility model discloses a further set up to: the bottom plate is provided with a slide rail, and the lower part of the centering plate is slidably arranged on the slide rail.

Through adopting above-mentioned technical scheme, the slide rail can play the effect of supporting to the centering plate, avoids gear or rack atress too big the phenomenon that the card is pause to appear, can also play the effect of direction, avoids the centering plate both ends motion the deviation to appear and makes runing rest slope, influences follow-up machining precision.

The utility model discloses a further set up to: and a reinforcing rib is arranged on one side of the centering plate, which is close to the driving rod, and the reinforcing rib is vertical to the centering plate.

Through adopting above-mentioned technical scheme, keeping away from each other at the centering plate, making the in-process of runing rest centering, avoiding the centering rod atress too big and the phenomenon that the centering plate damaged appears, the strengthening rib can play the effect of support.

The utility model discloses a further set up to: the clamping piece comprises a screw, an arc-shaped pressing rod, a supporting rod and an arc-shaped supporting block, the screw is fixedly connected to the two ends of the supporting plate, the two ends of the arc-shaped pressing rod are in threaded connection with the screw, the supporting rod is fixedly arranged in the middle of the supporting plate, and the arc-shaped supporting block is fixedly arranged at the upper end of the supporting rod.

Through adopting above-mentioned technical scheme, arc depression bar and supporting shoe can laminate mutually with the gear of runing rest tip, improve the stability of fastening.

The utility model discloses a further set up to: the bottom plate is provided with a butting column, and the butting column is positioned at one end, far away from the clamping piece, of the bottom plate.

Through adopting above-mentioned technical scheme, the butt post can be contradicted the runing rest, avoids the phenomenon that the landing appears in the runing rest among the course of working.

The utility model discloses a further set up to: one side of the triangular plate, which is far away from the centering piece, is provided with a limiting block, and the limiting block is in threaded connection with a limiting nut.

Through adopting above-mentioned technical scheme, the in-process of centering can carry out the butt from the inside of runing rest, sets up the stopper simultaneously in the outside of set-square and can fix runing rest, improves runing rest's stability.

The utility model has the advantages that:

1. the utility model provides an anchor clamps are applicable to runing rest's centre gripping and firm in the large-scale special vehicle, for example, large-scale translation car, and large-scale runing rest's anchor clamps can be more scarce on stability and accuracy, therefore, the device adopts the set-square to make the gear of runing rest tip be in vertical state, then adopt the clamping piece to press from both sides it tight fixed, the later stage of being convenient for is processed, and the accuracy of the stability of runing rest and position has decided the precision of later stage course of working, consequently, adopt centering piece not only can be fixed runing rest, can also make its position centering, improve subsequent machining precision, and the high-stability effect of machining precision is had.

2. The utility model discloses in adopt driving motor drive to be close to each other or keep away from each other to the centering plate, with the outside expansion of runing rest's support section, can play stable effect, simultaneously, because the centering plate is longer, at the in-process of centering plate outside motion, can carry out the centering to the rotating electrical machines of placing the skew, make it be in the centre position, improve the subsequent machining precision of runing rest.

3. The utility model discloses a clamping piece is that the arc depression bar that has curved supporting shoe and have half-circular arc form that adopts constitutes, this mode can make arc depression bar and arc supporting shoe can be better with the gear end laminating of runing rest together, can prevent that the phenomenon that the runing rest takes place to squint in the in-process of processing large-scale support from taking place, lead to the machining precision to reduce, the low scheduling problem of product percent of pass, the height of arc depression bar can also be adjusted simultaneously, thereby can improve the arc depression bar, the laminating degree of arc supporting shoe and gear end, the laminating degree is higher, the runing rest is difficult to the skew more, stability improves, the machining precision also can improve.

4. The utility model discloses being provided with the slide rail below the centering plate, the slide rail can play the effect of supporting to the centering plate, avoids gear or rack atress too big phenomenon that the card pauses appears, can also play the effect of direction, avoids the centering plate both ends motion deviation to appear making the runing rest slope, influences follow-up machining precision.

Drawings

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

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure of the clamping state of the present invention.

Fig. 3 is a schematic structural view of the centering member in the present invention.

Fig. 4 is a schematic view of the structure of the rotating bracket of the present invention.

In the figure, 1, a bottom plate; 11. a set square; 111. a limiting block; 112. a limit nut; 12. a support plate; 13. a butting post; 2. A clamping member; 21. a screw; 22. an arc-shaped compression bar; 23. a strut; 24. an arc-shaped supporting block; 3. a centering member; 31. a centering plate; 311. reinforcing ribs; 32. a centering seat 33 and a driving motor; 34. a drive rod; 35. a rotating gear; 36. a movable rack; 37. A slide rail; 4. rotating the bracket; 41. a gear end; 42. a stent end.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the embodiment, a processing fixture for a large-scale rotating bracket, as shown in fig. 1, fig. 2 and fig. 4, comprises a bottom plate 1 and a supporting member arranged on the bottom plate 1, wherein the supporting member comprises two mutually parallel triangular plates 11, a supporting plate 12, a clamping member 2 and a centering member 3, the bottom plate 1 is further provided with a butting column 13, the butting column 13 is positioned at one end of the bottom plate 1 far away from the clamping member 2, the butting column 13 can butt against the rotating bracket 4 to avoid the phenomenon that the rotating bracket 4 slips off in the processing process, the triangular plate 11 is vertically arranged on the bottom plate 1, one side of the triangular plate 11 far away from the centering member 3 is provided with a limiting block 111, the limiting block 111 is in threaded connection with a limiting nut 112, the butting can be butted from the inside of the rotating bracket 4 in the centering process, and meanwhile, the limiting block 111 is arranged at the outer side of the triangular plate 11 and can fix the rotating bracket 4, so as to improve the stability of the rotating bracket 4, backup pad 12 is fixed to be set up at 11 tip upsides of two set-squares, clamping piece 2 sets up in backup pad 12, centering piece 3 sets up on bottom plate 1 between two set-squares 11, centering piece 3 includes two centering plates 31, the driving piece, two centering plates 31 are parallel with set-square 11, two centering plates 31 of driving piece drive are close to each other or keep away from, adopt set-square 11 to make the gear of 4 tip of runing rest be in vertical state, then adopt clamping piece 2 to press from both sides it and press from both sides fixedly, be convenient for later stage processing, and the precision of the stability of runing rest 4 and the accuracy of position have decided later stage course of working, consequently adopt centering piece 3 not only can be fixed runing rest 4, can also make its position centering, improve subsequent machining precision.

As shown in fig. 1 and 2, the clamping member 2 includes a screw 21, an arc-shaped pressing rod 22, a supporting rod 23 and an arc-shaped supporting block 24, the screw 21 is fixedly connected to two ends of the supporting plate 12, two ends of the arc-shaped pressing rod 22 are in threaded connection with the screw 21, the supporting rod 23 is fixedly arranged in the middle of the supporting plate 12, the arc-shaped supporting block 24 is fixedly arranged at the upper end of the supporting rod 23, the upper arc-shaped pressing rod 22 and the lower arc-shaped pressing rod 22 and the supporting block can be attached to gears at the end portions of the rotating support 4, and fastening stability is improved.

As shown in fig. 3, the driving member includes a centering seat 32, a driving motor 33, a driving rod 34, a rotating gear 35, and a movable rack 36, the driving rod 34 is fixedly connected to a driving end of the driving motor 33, the driving motor 33 drives the driving rod 34 to rotate, the centering seat 32 is fixedly connected to the bottom plate 1, two ends of the driving rod 34 are rotatably connected to the centering seat 32, two centering plates 31 are respectively located at two opposite sides of the driving rod 34, a reinforcing rib 311 is arranged at one side of the centering plate 31 close to the driving rod 34, the reinforcing rib 311 is perpendicular to the centering plate 31, the centering plates 31 are far away from each other, in the process of centering the rotary bracket 4, the phenomenon that the centering plate 31 is damaged due to excessive stress on the centering rod is avoided, the reinforcing rib 311 can play a supporting role, the rotating gear 35 is fixedly connected to two ends of the driving rod 34, the movable rack 36 is fixedly connected to two ends of the centering plate 31, the movable rack 36 at two ends of the centering plate 31 at the left side is engaged with the upper side of the rotating gear 35, the movable racks 36 at the two ends of the right centering plate 31 are engaged at the lower side of the rotating gear 35, the driving motor 33 drives the driving rod 34 to rotate, the rotating gear 35 at the two ends of the driving rod 34 in the rotating process drives the upper movable rack 36 and the lower movable rack 36 to move relatively or move relatively, meanwhile, the centering plates 31 at the two sides are driven to be close to or far away from each other, a sliding rail 37 is arranged on the bottom plate 1, the two ends of the centering plate 31 are slidably connected onto the sliding rail 37, the sliding rail 37 can support the centering plate 31, the phenomenon that the gears or the racks are blocked due to overlarge stress is avoided, the guiding effect can also be achieved, deviation caused by the movement of the two ends of the centering plate 31 is avoided, so that the rotating support 4 is inclined, and the subsequent processing precision is influenced.

A working principle of a processing clamp for a large-scale rotating bracket is as follows: the support end 42 of the large-scale rotating support 4 is placed on the triangular plate 11, the large-scale rotating support 4 is placed on the arc-shaped supporting block 24 in the clamping piece 2, the arc-shaped pressure rod 22 moves downwards to enable the arc-shaped pressure rod 22 and the arc-shaped supporting block 24 to fix the gear end 41 of the rotating support 4, then the driving motor 33 is started to drive the two centering plates 31 to expand outwards to enable the support end 42 of the rotating support 4 to be centered, then the limiting nut 112 on the limiting block 111 is abutted against the outer side of the rotating support 4 to further fix the rotating support 4, the utility model adopts the triangular plate 11 to enable the gear at the end part of the rotating support 4 to be in a vertical state, then the clamping piece 2 is adopted to clamp and fix the gear, the later processing is convenient, the stability and the position accuracy of the rotating support 4 determine the accuracy of the later processing process, therefore, the centering piece 3 can not only fix the rotating support 4, the position of the workpiece can be centered, the subsequent processing precision is improved, and the workpiece centering device has the effects of high stability and high processing precision.

Claims (7)

1. The utility model provides a add clamping apparatus for large-scale runing rest which characterized in that: including bottom plate (1), setting up support piece on bottom plate (1), support piece includes two set squares (11) that are parallel to each other, backup pad (12), clamping piece (2) and centering piece (3), set square (11) set up perpendicularly on bottom plate (1), backup pad (12) are fixed to be set up at two set squares (11) tip upsides, clamping piece (2) set up on backup pad (12), centering piece (3) set up two on bottom plate (1) between set square (11), centering piece (3) include two centering plates (31), driving piece, two centering plate (31) with set square (11) are parallel, driving piece drive two centering plate (31) are close to each other or keep away from.

2. The processing clamp for the large-scale rotating bracket according to claim 1, characterized in that: the driving piece comprises a centering seat (32), a driving motor (33), a driving rod (34), a rotating gear (35) and a movable rack (36), the driving rod (34) is fixedly connected with the driving end of the driving motor (33), the centering seat (32) is fixedly connected on the bottom plate (1), two ends of the driving rod (34) are rotatably connected to the centering seats (32), the two centering plates (31) are respectively positioned at two opposite sides of the driving rod (34), the rotating gear (35) is fixedly connected with two ends of the driving rod (34), the movable racks (36) are fixedly connected to two ends of the centering plate (31), the movable racks (36) at two ends of the centering plate (31) are meshed to the upper side of the rotating gear (35), and the movable racks (36) at two ends of the centering plate (31) are meshed to the lower side of the rotating gear (35).

3. The processing clamp for the large-scale rotating bracket according to claim 2, characterized in that: the bottom plate (1) is provided with a sliding rail (37), and the lower portion of the centering plate (31) is slidably arranged on the sliding rail (37).

4. The processing clamp for the large-scale rotating bracket according to claim 2, characterized in that: a reinforcing rib (311) is arranged on one side, close to the driving rod (34), of the centering plate (31), and the reinforcing rib (311) is perpendicular to the centering plate (31).

5. The processing clamp for the large-scale rotating bracket according to claim 1, characterized in that: clamping piece (2) include screw rod (21), arc depression bar (22), branch (23), arc supporting shoe (24), screw rod (21) fixed connection be in backup pad (12) both ends, arc depression bar (22) both ends threaded connection be in on screw rod (21), branch (23) are fixed to be set up in the middle of backup pad (12), the arc supporting shoe is fixed to be set up branch (23) upper end.

6. The processing clamp for the large-scale rotating bracket according to claim 1, characterized in that: the clamping device is characterized in that a butt column (13) is arranged on the bottom plate (1), and the butt column (13) is located at one end, far away from the clamping piece (2), of the bottom plate (1).

7. The processing clamp for the large-scale rotating bracket according to claim 1, characterized in that: one side of the triangular plate (11) far away from the centering piece (3) is provided with a limiting block (111), and a limiting nut (112) is connected to the limiting block (111) in a threaded mode.

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