CN211588555U - Finish turning post positioning structure - Google Patents

Abstract

The utility model discloses a finish turning back location structure, including workstation and processing axle, the slip chamber has all been seted up to the both sides of workstation, the slip intracavity rotates and is connected with the threaded rod, driving motor is all installed to the position that the both sides of workstation correspond the threaded rod, driving motor's output shaft is connected with the threaded rod, common cover is equipped with the guide block on threaded rod and the guide axle, a guide block upper end fixedly connected with location section of thick bamboo. The utility model discloses a promote the frame and remove the connecting plate that promotes three epaxial of sliding simultaneously for the connecting rod promotes the clamp splice simultaneously and removes to the one end of processing axle, the clamp splice is fixed the processing axle from upper end and both sides, the clamp splice of three removal simultaneously, the displacement volume that can guarantee the clamp splice is the same, it is difficult to the same problem of the regulation displacement volume to avoid taking place clamp bolt, make three clamp splice both ends have both been fixed to the processing axle, centering operation has also been accomplished, and then guarantee the machining precision of processing axle.

Description

Finish turning post positioning structure

Technical Field

The utility model relates to a lathe work location technical field especially relates to a finish turning back location structure.

Background

In the process of machining a shaft body by modern finish turning, in order to ensure the stability of shaft body machining, two ends of the shaft body need to be fixed and positioned, and the fixation corresponding to the two ends of the shaft body is generally finished by adopting a clamp;

but traditional anchor clamps are not convenient for guarantee the axis body both ends and are in same axial lead, although can guarantee the fixed at axis body both ends, but can not guarantee that the axis body both ends location is accurate, in case the axial lead has appeared not accurate enough, then lead to the inaccurate problem of machining precision easily, and like "a finish turning back location structure" that publication number is CN209319273U, adopt the cooperation of clamp bolt and spring to fix a position, but can not guarantee that every positioning bolt's displacement volume is the same and the regulating variable is the same, still exist the error easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a positioning structure after finish turning.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a location structure after finish turning, includes workstation and processing axle, the slip chamber has all been seted up to the both sides of workstation, it is connected with the threaded rod to slide the intracavity rotation, driving motor is all installed to the position that the both sides of workstation correspond the threaded rod, driving motor's output shaft is connected with the threaded rod, the common cover is equipped with the guide block on threaded rod and the guide shaft, guide block upper end fixedly connected with location section of thick bamboo, two processing axle has been placed in the location section of thick bamboo, two the one end that the location section of thick bamboo is close to each other is the opening design, positioning mechanism, two are all installed to the interior roof and the two inside walls of a location section of thick bamboo the actuating mechanism is installed to one side that lies in.

Preferably, positioning mechanism includes guide bar, sliding shaft, connecting rod, fixed block, clamp splice, reset spring and rubber pad, equal fixed connection fixed block on the interior roof of a location section of thick bamboo and two inside walls, sliding connection has guide bar and sliding shaft on the fixed block respectively, a location section of thick bamboo is worn out to the guide bar, and guide bar and sliding shaft set up for perpendicular, the equal fixedly connected with connecting plate in both ends of sliding shaft, one of them rotate on the connecting plate and be connected with the connecting rod, the one end fixedly connected with clamp splice of wearing out a location section of thick bamboo is kept away from to the guide bar, fixedly connected with rubber pad on the clamp splice, the one end that the connecting plate was kept away from to the connecting rod rotates with the clamp splice to be connected, the one side cover that lies in on the sliding.

Preferably, actuating mechanism includes adjusting screw, connector, push pedal, push rod, propelling movement frame and commentaries on classics handle, equal threaded connection has adjusting screw on the section of thick bamboo of location, one side sliding connection who the section of thick bamboo is located adjusting screw has the push pedal, the one end fixedly connected with connector that is close to adjusting screw in the push pedal, and the connector rotates with adjusting screw to be connected, adjusting screw's three push rod of one end fixedly connected with, every is kept away from adjusting screw in the push pedal the common fixedly connected with of one end of push pedal pushes away the frame, the last welding of adjusting screw has the commentaries on classics handle.

Preferably, the pushing frame is of a U-shaped design.

Preferably, the sliding shaft and the guide rod are positioned on the fixed block and are staggered with each other.

Preferably, the three push rods are respectively positioned in the middle of the upper end and the middle of two sides of the push frame.

Compared with the prior art, the utility model has the following benefits:

1. the utility model discloses an adjusting screw drives the push pedal and removes, promote the frame and remove and promote the connecting plate on the three sliding shaft simultaneously, make the connecting rod promote the clamp splice simultaneously and remove to the one end of processing axle, the clamp splice is fixed the processing axle from upper end and both sides, three clamp splice that removes simultaneously, can guarantee that the displacement volume of clamp splice is the same, avoid taking place the problem that clamp bolt is difficult to adjust the displacement volume the same, make three clamp splice both ends of processing axle fixed, also accomplished centering operation, thereby make the processing axle both ends that are located in the location section of thick bamboo be in same axis, and then guarantee the machining precision of processing axle;

2. drive the threaded rod through driving motor and rotate, drive the guide block and remove to adjust the distance between two location section of thick bamboo, the location at better cooperation processing axle both ends is accomplished the fixed and centering of processing axle through two adjusting screw, need not to adjust clamp bolt one by one, has improved fixed and the efficiency of location.

Drawings

Fig. 1 is a structural diagram of a positioning structure after finish turning of the present invention;

FIG. 2 is an enlarged view of a portion A of a positioning structure after finish turning according to the present invention;

fig. 3 is a schematic view of a pushing frame of a positioning structure after finish turning of the present invention;

fig. 4 is a position diagram of the sliding shaft and the connecting rod of the positioning structure after the finish turning.

In the figure: the device comprises a working table 1, a threaded rod 2, a guide block 3, a driving motor 4, a processing shaft 5, a positioning barrel 6, a rotating handle 7, an adjusting screw rod 8, a push plate 9, a connector 10, a push rod 11, a pushing frame 12, a clamping block 13, a connecting rod 14, a return spring 15, a guide rod 16, a fixed block 17 and a sliding shaft 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a positioning structure after finish turning comprises a workbench 1 and a processing shaft 5, wherein both sides of the workbench 1 are provided with sliding cavities, threaded rods 2 are rotatably connected in the sliding cavities, driving motors 4 are respectively arranged at positions of both sides of the workbench 1 corresponding to the threaded rods 2, output shafts of the driving motors 4 are connected with the threaded rods 2, the threaded rods 2 and the guiding shafts are jointly sleeved with guide blocks 3, positioning cylinders 6 are fixedly connected to the upper ends of the guide blocks 3, the processing shaft 5 is placed in the two positioning cylinders 6, one ends of the two positioning cylinders 6 close to each other are in an open design, positioning mechanisms are respectively arranged on the inner top wall and the two inner side walls of the positioning cylinders 6, a driving mechanism is arranged on one side of the positioning mechanisms on the two positioning cylinders 6, the positioning cylinders 6 are in a square design, the driving mechanism is used for simultaneously driving the positioning mechanisms, and simultaneously fixing the processing, thereby avoid taking place clamp bolt and be difficult to the same problem of the regulation displacement volume for the fixed of processing axle 5 goes on simultaneously with the centering, thereby guarantees that the both ends location of processing axle 5 is the same, guarantees the accurate nature in location of processing axle 5.

Specifically, the positioning mechanism comprises a guide rod 16, a sliding shaft 18, a connecting rod 14, a fixing block 17, a clamping block 13, a reset spring 15 and a rubber pad, the fixing block 17 is fixedly connected to the inner top wall and the two inner side walls of the positioning cylinder 6, the guide rod 16 and the sliding shaft 18 are respectively and slidably connected to the fixing block 17, the guide rod 16 penetrates out of the positioning cylinder 6, the guide rod 16 and the sliding shaft 18 are vertically arranged, the two ends of the sliding shaft 18 are respectively and fixedly connected with a connecting plate, one of the connecting plates is rotatably connected with the connecting rod 14, one end of the guide rod 16, far away from the end penetrating out of the positioning cylinder 6, is fixedly connected with the clamping block 13, the rubber pad is fixedly connected to the clamping block 13, one end of the connecting rod 14, far away from the connecting plate, is rotatably connected with the clamping block 13, the reset spring 15 is sleeved on one side of the sliding shaft 18, close to the connecting rod 14, and, so that the clamping block 13 can perform fixing and centering operations on the processing shaft 5, and when the sliding shaft 18 is not stressed, the sliding shaft can be reset under the action of the reset spring 15.

Concretely, actuating mechanism includes adjusting screw 8, connector 10, push pedal 9, push rod 11, promote frame 12 and change 7, equal threaded connection has adjusting screw 8 on the section of thick bamboo 6 of location, one side sliding connection that the section of thick bamboo 6 is located adjusting screw 8 has push pedal 9, the one end fixedly connected with connector 10 that is close to adjusting screw 8 on the push pedal 9, and connector 10 rotates with adjusting screw 8 to be connected, the three push rod 11 of one end fixedly connected with of adjusting screw 8 is kept away from to push pedal 9, the common fixedly connected with of one end of push pedal 9 promotes frame 12 is kept away from to every push rod 11, the welding has on the adjusting screw 8 changes 7, it removes to drive through adjusting screw 8 and promotes frame 12, make and promote the connecting plate on the sliding shaft 18 of frame 12.

More specifically, the pushing frame 12 is designed in a U shape, so that the pushing frame 12 can push the connecting plates on the three sliding shafts 18 simultaneously, and further drive the three clamping blocks 13 to clamp and center the shaft body simultaneously. The sliding shaft 18 and the guide rod 16 are arranged on the fixed block 17 in a staggered manner, so that the mutual influence between the sliding shaft and the guide rod is avoided. The three push rods 11 are respectively positioned in the middle of the upper end and the middle of both sides of the push frame 12, so that the push frame 12 can be stably driven to move.

When in use, according to the length of the shaft body, the driving motor 4 drives the threaded rod 2 to rotate to drive the guide block 3 to move, so as to adjust the distance between the two positioning cylinders 6, two ends of the processing shaft 5 are placed in the positioning cylinders 6, then the adjusting screw 8 drives the push plate 9 to move, the push plate 9, the push rod 11 and the push frame 12 move to simultaneously push the connecting plates on the three sliding shafts 18, so that the push frame 12 simultaneously drives the connecting rod 14 to push the clamping block 13 to move towards one end of the processing shaft 5, the three clamping blocks 13 which simultaneously move can ensure that the displacement of the clamping blocks 13 is the same, the problem that the compression bolts are difficult to adjust and have the same displacement can be avoided, the clamping blocks 13 fix the processing shaft 5 from the upper end and two sides, so that the three clamping blocks 13 fix two ends of the processing shaft 5 and also complete centering operation, so that two ends of the processing shaft 5 in the positioning cylinders 6 are positioned on the same axis, thereby ensuring the machining accuracy of the machining shaft 5.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A positioning structure after finish turning, which comprises a workbench (1) and a processing shaft (5), it is characterized in that both sides of the workbench (1) are provided with sliding cavities, threaded rods (2) are rotatably connected in the sliding cavities, the two sides of the workbench (1) are provided with driving motors (4) corresponding to the positions of the threaded rods (2), an output shaft of the driving motor (4) is connected with a threaded rod (2), the threaded rod (2) and the guide shaft are sleeved with a guide block (3) together, the upper end of the guide block (3) is fixedly connected with a positioning cylinder (6), a processing shaft (5) is arranged in the two positioning cylinders (6), one end of each positioning cylinder (6) close to the other end is designed to be an opening, positioning mechanism is all installed to the interior roof and the two inside walls of a location section of thick bamboo (6), two drive mechanism is installed to the one side that lies in positioning mechanism on a location section of thick bamboo (6).

2. The fine turning post-positioning structure according to claim 1, wherein the positioning mechanism comprises a guide rod (16), a sliding shaft (18), a connecting rod (14), a fixed block (17), a clamping block (13), a return spring (15) and a rubber pad, the fixed block (17) is fixedly connected to the inner top wall and the two inner side walls of the positioning cylinder (6), the guide rod (16) and the sliding shaft (18) are respectively and slidably connected to the fixed block (17), the guide rod (16) penetrates out of the positioning cylinder (6), the guide rod (16) and the sliding shaft (18) are vertically arranged, two ends of the sliding shaft (18) are respectively and fixedly connected with a connecting plate, one of the connecting plates is rotatably connected with the connecting rod (14), one end of the guide rod (16) far away from the clamping block (13) penetrating out of the positioning cylinder (6) is fixedly connected with the rubber pad, one end, far away from the connecting plate, of the connecting rod (14) is rotatably connected with the clamping block (13), and a return spring (15) is sleeved on one side, close to the connecting rod (14), of the sliding shaft (18).

3. The finish turning post-positioning structure according to claim 1, the driving mechanism comprises an adjusting screw rod (8), a connector (10), a push plate (9), a push rod (11), a push frame (12) and a rotating handle (7), the positioning cylinder (6) is connected with an adjusting screw rod (8) in a threaded manner, one side of the positioning cylinder (6) positioned in the adjusting screw rod (8) is connected with a push plate (9) in a sliding manner, one end of the push plate (9) close to the adjusting screw rod (8) is fixedly connected with a connector (10), and connector (10) rotate with adjusting screw (8) to be connected, the three push rod of one end fixedly connected with (11), every of adjusting screw (8) are kept away from in push pedal (9) the common fixedly connected with of one end of push pedal (9) is kept away from in push rod (11) promotes frame (12), the welding has commentaries on classics handle (7) on adjusting screw (8).

4. A finish turning post-positioning structure according to claim 3, characterized in that the pushing frame (12) is of U-shaped design.

5. A finish turning post-positioning structure according to claim 2, characterized in that the slide shaft (18) and the guide bar (16) are located on the fixed block (17) offset from each other.

6. A finish turning post-positioning structure according to claim 3, wherein three said push rods (11) are respectively located at the middle of the upper end and the middle of both sides of the push frame (12).

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