CN219649308U

CN219649308U - Positioning device of heart walking machine

Info

Publication number: CN219649308U
Application number: CN202320638908.XU
Authority: CN
Inventors: 吴荣超
Original assignee: Suzhou Meilitai Precision Parts Co ltd
Current assignee: Suzhou Meilitai Precision Parts Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-09-08
Anticipated expiration: 2033-03-28

Abstract

The utility model discloses a positioning device of a core moving machine, which comprises a workpiece pushing chuck and a workpiece rotating chuck, wherein the middle parts of the workpiece pushing chuck and the workpiece rotating chuck penetrate through a workpiece main body, the positioning device also comprises a controller, the controller controls the workpiece pushing chuck and the workpiece rotating chuck to alternately clamp the workpiece main body, the workpiece rotating chuck comprises a disk body, the middle part of the disk body is provided with a jack, the inside of the disk body is provided with a spiral disk, the inside of the disk body is provided with at least three sliding grooves along the radial direction, a sliding rod is inserted into the sliding groove, the spiral disk penetrates through the sliding rod, and one end of the sliding rod exposed outside the disk body is fixedly provided with a clamping plate. According to the utility model, the workpiece pushing chuck and the workpiece rotating chuck are arranged, so that when the workpiece pushing chuck loosens the workpiece main body and the next pushing point needs to be found, the workpiece is clamped by the workpiece rotating chuck, the situation that the workpiece main body is inclined in position can be avoided, and the position of the workpiece main body is ensured to be stable.

Description

Positioning device of heart walking machine

Technical Field

The utility model relates to the technical field related to a heart walking machine, in particular to a heart walking machine positioning device.

Background

The core machine is called a core type numerical control lathe, and can also be called a headstock moving type numerical control automatic lathe, an economic turning and milling compound lathe or a longitudinal cutting lathe. The machining device belongs to precision machining equipment, can finish composite machining such as turning, milling, drilling, boring, tapping, carving and the like at the same time, and is mainly used for batch machining of special-shaped non-standard parts such as precise hardware and shafts.

When the prior art core moving machine is used for machining long shaft workpieces, the long shaft workpieces are firstly required to be inserted into the rotary disc, then a clamp pushing shaft body is used for protruding the long shaft body from the rotary disc, so that the long shaft is machined while rotating and pushing the long shaft, and then the clamp releases the long shaft to find the next clamping pushing point to continuously push the long shaft to continuously perform machining;

however, the defect of this way is obvious, namely when the fixture releases the long shaft to find the next clamping pushing point, the long shaft can not be locked at the position inside the rotating disc, and because the length of the long shaft is larger, the long shaft is very likely to generate position deviation, and the processing effect is affected.

Disclosure of Invention

The utility model aims to provide a positioning device of a heart walking machine, which solves the problems that in the prior art, when a fixture loosens a long shaft to find the next clamping pushing point, the position of the long shaft in a rotating disc cannot be locked, and the long shaft is quite likely to generate position deviation due to the large length of the long shaft, so that the processing effect is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a walk heart machine positioner, includes work piece promotion chuck and work piece rotation chuck, work piece promotion chuck and work piece rotation chuck's middle part is passed there is the work piece main part:

the workpiece clamping device further comprises a controller, wherein the controller controls the workpiece pushing chuck and the workpiece rotating chuck to alternately clamp the workpiece main body.

Preferably, the workpiece rotating chuck comprises a disk body, a jack is formed in the middle of the disk body, a spiral disk is arranged in the disk body, at least three sliding grooves are formed in the disk body along the radial direction, sliding rods are inserted into the sliding grooves, the spiral disk penetrates through the sliding rods, and a clamping plate is fixed at one end of each sliding rod exposed out of the disk body.

Preferably, a radial guide rod parallel to the sliding groove is fixed on the inner wall of the workpiece rotating chuck, a radial sliding block is fixed at one end of the sliding rod, which is far away from the clamping plate, and the radial sliding block slides on the radial guide rod.

Preferably, one side of the clamping plate, which is close to the workpiece main body, is provided with an arc-shaped part.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the workpiece pushing chuck and the workpiece rotating chuck are arranged, so that when the workpiece pushing chuck loosens the workpiece main body and the next pushing point needs to be found, the workpiece is clamped by the workpiece rotating chuck, the situation that the workpiece main body is inclined in position can be avoided, and the position of the workpiece main body is ensured to be stable.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of a work piece pushing chuck of the present utility model in a clamping configuration;

FIG. 2 is a schematic view of a workpiece spin chuck according to the present utility model;

FIG. 3 is a schematic view of the internal structure of the workpiece spin chuck of the present utility model;

FIG. 4 is a schematic view of the structure of the non-mounted tray of FIG. 3 according to the present utility model;

fig. 5 is another view of the present utility model from fig. 4.

In the figure: 1. a workpiece; 2. the workpiece pushes the chuck; 3. a workpiece rotating chuck; 31. a tray body; 32. a radial guide rod; 33. a radial slide block; 34. a drive gear; 35. a motor; 36. a clamping plate; 37. a slide bar; 38. a chute; 39. a spiral disc; 391. tooth slots.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, in an embodiment of the present utility model, a positioning device for a centering machine includes a workpiece pushing chuck 2 and a workpiece rotating chuck 3, a workpiece main body 1 passing through the middle parts of the workpiece pushing chuck 2 and the workpiece rotating chuck 3, and a controller controlling the workpiece pushing chuck 2 and the workpiece rotating chuck 3 to alternately clamp the workpiece main body 1, wherein the workpiece pushing chuck 2 is rotatable and can generate horizontal displacement, so that when the workpiece main body 1 is clamped (when the workpiece rotating chuck 3 is not in a clamping state), the workpiece main body 1 can be rotated while being displaced (when the workpiece rotating frame disk 3 is also in a state of driving the workpiece main body 1 to rotate), and when the workpiece pushing chuck 2 is required to release the workpiece main body 1 to find a next pushing point, in order to avoid the situation that the workpiece main body 1 is inclined in position, the workpiece rotating chuck 3 clamps the workpiece, and at this time, the position of the workpiece main body 1 is ensured to be stable;

referring to fig. 3, 4 and 5, in this embodiment, the workpiece rotating chuck 3 includes a disc body 31, a jack is provided in the middle of the disc body 31, the jack can allow the workpiece body 1 to pass through, a spiral disc 39 is provided in the disc body 31, at least three sliding grooves 38 are provided in the disc body 31 along the radial direction, a sliding rod 37 is inserted in the sliding groove 38, the spiral disc 39 passes through the sliding rod 37, one end of the sliding rod 37 exposed outside the disc body 31 is fixed with a clamping plate 36, and when the spiral disc 39 rotates, the spiral disc 39 can push and pull the sliding rod 37, so that the sliding rod 37 generates displacement in the sliding groove 38, and further opening and closing of the clamping plate 36 is realized, so as to clamp or release the workpiece body 1, preferably, one side of the clamping plate 36, which is close to the workpiece body 1, is provided as an arc-shaped part to match with the arc-shaped structure of the outer surface of the workpiece body 1;

a driving structure capable of driving the spiral disc 39 to rotate is arranged in the disc body 31, the driving structure comprises tooth grooves 391 formed on the upper surface of the spiral disc 39, a driving gear 34 meshed above the tooth grooves 391 and a motor 35 for driving the driving gear 34 to rotate, and the driving gear 34 rotates in the tooth grooves 391 by the operation of the motor 35 so as to make the compass 39 rotate;

further, in order to further ensure the stable operation of the clamping plate 6, a radial guide rod 32 parallel to the chute 38 is fixed on the inner wall of the workpiece rotating chuck 3, and a radial slide block 33 is fixed at one end of the slide rod 37 away from the clamping plate 36, and the radial slide block 33 slides on the radial guide rod 32 to perform a further guiding function.

The working principle and the using flow of the utility model are as follows: when the device is used, the workpiece main body 1 passes through the middle parts of the workpiece pushing chuck 2 and the workpiece rotating chuck 3, the controller controls the workpiece pushing chuck 2 and the workpiece rotating chuck 3 to alternately clamp the workpiece main body 1, when the cutter is in a cutting state, the workpiece rotating chuck 3 does not clamp and only rotates, the workpiece pushing chuck 2 can clamp the workpiece 1 and simultaneously can push and rotate the workpiece main body 1, and then the workpiece main body 1 is cut by the cutter while generating displacement and rotation;

when the workpiece pushing chuck 2 releases the workpiece main body 1 and needs to find the next pushing point, the workpiece rotating chuck 3 clamps the workpiece in order to avoid the situation that the workpiece main body 1 is deviated in position, and at the moment, the position stability of the workpiece main body 1 is ensured.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a walk heart machine positioner which characterized in that: the workpiece rotating device comprises a workpiece pushing chuck (2) and a workpiece rotating chuck (3), wherein the workpiece main body (1) penetrates through the middle parts of the workpiece pushing chuck (2) and the workpiece rotating chuck (3):

the workpiece clamping device also comprises a controller, wherein the controller controls the workpiece pushing chuck (2) and the workpiece rotating chuck (3) to alternately clamp the workpiece main body (1).

2. The positioning device of a heart walker as claimed in claim 1 wherein: the workpiece rotating chuck (3) comprises a disc body (31), an insertion hole is formed in the middle of the disc body (31), a spiral disc (39) is arranged in the disc body (31), at least three sliding grooves (38) are formed in the disc body (31) in the radial direction, sliding rods (37) are inserted into the sliding grooves (38), the spiral disc (39) penetrates through the sliding rods (37), and clamping plates (36) are fixed at one end of the sliding rods (37) exposed out of the disc body (31).

3. A positioning device for a heart beat machine as defined in claim 2, wherein: the driving structure capable of driving the spiral disc (39) to rotate is arranged inside the disc body (31), and comprises a tooth slot (391) formed in the upper surface of the spiral disc (39), a driving gear (34) meshed above the tooth slot (391) and a motor (35) used for driving the driving gear (34) to rotate.

4. A positioning device for a heart beat machine as defined in claim 3, wherein: the workpiece rotating chuck is characterized in that a radial guide rod (32) parallel to the sliding groove (38) is fixed on the inner wall of the workpiece rotating chuck (3), a radial sliding block (33) is fixed at one end, far away from the clamping plate (36), of the sliding rod (37), and the radial sliding block (33) slides on the radial guide rod (32).

5. A positioning device for a heart beat machine as defined in claim 2, wherein: one side of the clamping plate (36) close to the workpiece main body (1) is provided with an arc-shaped part.