CN218312006U - Auxiliary supporting tool for center frame - Google Patents
Auxiliary supporting tool for center frame Download PDFInfo
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- CN218312006U CN218312006U CN202222272844.4U CN202222272844U CN218312006U CN 218312006 U CN218312006 U CN 218312006U CN 202222272844 U CN202222272844 U CN 202222272844U CN 218312006 U CN218312006 U CN 218312006U
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- bottom plate
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- center frame
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- shaped groove
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Abstract
The utility model discloses a center frame auxiliary support tool, which is used for hydraulic center frame auxiliary support in a numerical control lathe, wherein the numerical control lathe comprises a center frame for clamping a workpiece and a clamping jaw for fixing one end of the workpiece; comprises an auxiliary supporting device arranged on a center frame; the auxiliary supporting device comprises an auxiliary adjusting component which can enable the workpiece to roll and slide into or out of the clamping jaw; the auxiliary adjusting assembly is fixed on the center frame through the mounting frame. By utilizing the device, when the workpiece is subjected to mold changing, the auxiliary supporting device can move along with the movement of the center frame, so that the operation is simpler and more convenient, and the mold changing efficiency is high; the tool can realize the up-and-down adjustment of the rubber roller by adjusting the trapezoidal nut and is suitable for the center height of workpieces with different diameters; two inclined cylindrical rubber rollers are adopted, the movable supporting plate can move in the groove of the T-shaped groove bottom plate, the stability and reliability of the auxiliary supporting device are guaranteed, and the surfaces of workpieces cannot be damaged easily by the rubber rollers.
Description
Technical Field
The utility model relates to a centre frame auxiliary stay frock belongs to big stroke numerical control lathe technical field.
Background
At present, numerical control equipment can basically realize automatic door opening and closing, but when a workpiece is lifted up and down, the workpiece is firstly hung by a travelling crane, the workpiece needs to be manually righted, and then a central frame clamping button is pressed for clamping; after the machining is finished, the workpiece is hung by the hanging rope, then the workpiece is righted by hands again, the button is loosened by pressing the center frame, the workpiece is moved rightwards, the workpiece is taken out, the work repeatability is high, multiple times of actions of the center frame of the machine tool are that personnel participate in operating equipment, and the risk of hand injury is caused if the personnel carelessly do not operate the equipment. When the clamping length of a workpiece close to the clamping side of the chuck is short, one end of the workpiece slides out due to the fact that the workpiece is not held by hands after the workpiece is lifted up and down, and equipment damage or personnel injury is caused.
When a large-stroke numerical control lathe is used for producing a hydraulic oil cylinder of engineering machinery, the strokes of the hydraulic oil cylinder are greatly different aiming at different hosts and requirements, and the lengths of a piston rod and a cylinder barrel of the hydraulic oil cylinder are directly different. At present, almost all hydraulic oil cylinders of engineering machinery are processed by using a center frame in the processing process, when workpieces are lifted up and down by hands, the workpieces are required to be righted by the hands, the operation panel is required to be operated by pressing a button, the hands are easy to collide, and safety problems occur. And when the manipulator is adopted to move the workpiece up and down, the automatic unclamping operation of the center frame is required to be carried out in a numerical control program, the manipulator is required to be firstly used for half-supporting the workpiece, and the clamping chuck and the center frame are loosened, then the manipulator is clamped, so that the workpiece cannot slide down and risks exist while the center frame is loosened.
The prior art patent number is cn202022490769.X, with the patent name: the utility model provides a supplementary strutting arrangement of unloading on lathe, relates to the supplementary unloading technical field that goes up of lathe processing, and this technique can't realize following the centre frame and remove automatic movement, can't realize changing along with the diameter of work piece, adjusts the alignment jack catch from top to bottom.
Disclosure of Invention
In order to overcome the not enough of above-mentioned prior art, the utility model provides a go up unloading and cause work piece machining efficiency low and the poor technical problem of security on the large stroke numerical control lathe.
The utility model is realized by the following technical proposal that a center frame auxiliary supporting tool comprises a center frame for clamping a workpiece and a clamping jaw for fixing one end of the workpiece; comprises an auxiliary supporting device arranged on a center frame;
the auxiliary supporting device comprises an auxiliary adjusting component which can enable the workpiece to roll and slide into or out of the clamping jaw;
the auxiliary adjusting assembly is fixed on the center frame through the mounting frame.
As a preferred scheme of centre frame auxiliary stay frock: the mounting frame comprises a side plate fixedly connected with the center frame and a bottom plate for mounting the auxiliary adjusting assembly;
the side plates are fixedly connected with the bottom plate through the reinforcing plate.
As a preferred scheme of centre frame auxiliary stay frock: the auxiliary adjusting assembly comprises a T-shaped groove bottom plate and a movable supporting plate which is slidably arranged on the T-shaped groove bottom plate;
the bottom of the T-shaped groove bottom plate is provided with a trapezoidal screw rod and a guide shaft;
the side wall of the T-shaped groove bottom plate is provided with a plurality of threaded holes for fixing the movable supporting plate through jackscrews;
the two movable supporting plates are distributed in a V shape, and rubber rollers are respectively arranged at the top ends of the movable supporting plates;
the trapezoidal screw rod and the guide shaft penetrate through the bottom plate, and the trapezoidal screw rod and the guide shaft move along the vertical direction of the bottom plate;
the trapezoidal screw rod is provided with a trapezoidal nut; the trapezoidal nut is located between the T-shaped groove bottom plate and the bottom plate and used for adjusting the distance between the T-shaped groove bottom plate and the bottom plate.
As a preferred scheme of centre frame auxiliary stay frock: the rubber roller is arranged at the top end of the movable supporting plate through a shaft; and an included angle a between central shafts of the two rubber rollers is 120 degrees.
As a preferred scheme of centre frame auxiliary stay frock: the top end of the trapezoidal lead screw is fixed at the center of the bottom of the T-shaped groove bottom plate.
As a preferred scheme of centre frame auxiliary stay frock: a linear bearing is sleeved on the guide shaft; the linear bearing is installed on the bottom plate.
As a preferred scheme of centre frame auxiliary stay frock: the guide shafts are arranged in two numbers and are respectively positioned on two sides of the trapezoidal screw rod and symmetrically distributed.
Interpretation of related terms
A center frame: auxiliary means for radially supporting the rotating workpiece during machining; when in processing, the workpiece does not move axially relatively.
A numerical control lathe: a lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool.
The utility model discloses beneficial technological effect: by utilizing the device, when the workpiece is subjected to mold changing, the auxiliary supporting device can move along with the movement of the center frame, so that the operation is simpler and more convenient, and the mold changing efficiency is high; the tool can realize the up-and-down adjustment of the rubber roller by adjusting the trapezoidal nut and is suitable for the center height of workpieces with different diameters; two inclined cylindrical rubber rollers are adopted, the movable supporting plate can move in the groove of the T-shaped groove bottom plate, the stability and reliability of the auxiliary supporting device are guaranteed, and the surfaces of workpieces cannot be damaged easily by the rubber rollers.
Drawings
FIG. 1 is a schematic view of the installation of the present invention
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of the auxiliary adjustment assembly;
FIG. 4 is a schematic view of a rubber roller installation;
FIG. 5 is a schematic view of the auxiliary supporting device lifting the workpiece;
in the figure: 10-a numerically controlled lathe; 11-a centre frame; 20-auxiliary supporting means; 21-side plate; 22-a reinforcement plate; 23-a base plate; 30-an auxiliary adjustment assembly; 31-T-shaped groove bottom plates; 32-moving the support plate; 33-rubber rollers; 34-axis; 35-a threaded hole; 36-a guide shaft; 37-linear bearings; 38-trapezoidal lead screw; 39-trapezoidal nut; 40-workpiece.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Referring to fig. 1 to 5, as a first embodiment of the present invention, there is provided a center frame auxiliary supporting tool, in which a numerically controlled lathe 10 includes a center frame 11 for clamping a workpiece 40 and a jaw for fixing one end of the workpiece 40; comprises an auxiliary supporting device 20 arranged on the center frame 11;
the auxiliary supporting device 20 comprises an auxiliary adjusting component 30 which can enable the workpiece 40 to roll and slide in or out of the clamping jaw;
the auxiliary adjusting assembly 30 is fixed on the center frame 11 through a mounting frame.
The mounting frame comprises a side plate 21 fixedly connected with the center frame 11 and a bottom plate 23 for mounting the auxiliary adjusting assembly 30;
the side plates 21 are fixedly connected with the bottom plate 23 through reinforcing plates 22.
The auxiliary adjusting assembly 30 comprises a T-shaped groove bottom plate 31 and a movable supporting plate 32 which is slidably arranged on the T-shaped groove bottom plate 31;
the bottom of the T-shaped groove bottom plate 31 is provided with a trapezoidal screw 38 and a guide shaft 36;
the side wall of the T-shaped groove bottom plate 31 is provided with a plurality of threaded holes 35 for fixing the movable support plate 32 through jackscrews;
the two movable supporting plates 32 are distributed in a V shape, and rubber rollers 33 are respectively installed at the top ends of the movable supporting plates 32;
the trapezoidal lead screw 38 and the guide shaft 36 penetrate through the bottom plate 23, and the trapezoidal lead screw 38 and the guide shaft 36 move along the vertical direction of the bottom plate 23;
a trapezoidal nut 39 is arranged on the trapezoidal screw 38; the trapezoidal nut 39 is located between the T-shaped groove bottom plate 31 and the bottom plate 23, and is used for adjusting the distance between the T-shaped groove bottom plate 31 and the bottom plate 23.
The rubber roller 33 is arranged at the top end of the movable supporting plate 32 through a shaft 34; the included angle a between the central shafts of the two rubber rollers 33 is 120 degrees.
The top end of the trapezoidal lead screw 38 is fixed at the center of the bottom of the T-shaped groove bottom plate 31.
A linear bearing 37 is sleeved on the guide shaft 36; the linear bearing 37 is mounted on the base plate 23.
The two guide shafts 36 are symmetrically arranged on two sides of the trapezoidal screw 38.
Specifically, the side plate 21 is connected with a connecting seat of a center frame 11 of the machine tool through 4 screws, a bottom plate 23 is arranged on the side plate 21, the bottom of the bottom plate 23 is connected and reinforced with the side plate 21 through a triangular reinforcing plate 22 to ensure rigidity, three holes are drilled and tapped on the bottom plate 23, two groups of roller sets on a T-shaped groove bottom plate 31 are subjected to height adjustment through a trapezoidal nut 39 and a trapezoidal screw rod 38, workpieces with different diameter specifications are subjected to height adjustment through adjusting the trapezoidal nut 39, and the trapezoidal nut 39 is rotated to enable the stroke of the trapezoidal screw rod 38 to move upwards or downwards; the T-shaped groove bottom plate 31 is connected with the trapezoidal screw rod 38 and the guide shaft 36 in a welding mode; two movable supporting plates 32 are arranged on the T-shaped groove bottom plate 31 to support the rubber rollers 33, the movable supporting plates 32 can move in the T-shaped groove bottom plate 31 to ensure that workpieces with different diameters can be reliably supported, threaded holes 35 are formed in the side wall of the T-shaped groove bottom plate 31, and after the movable supporting plates 32 move in place, the threaded holes 35 are used for locking through jackscrews, so that the positions of the movable supporting plates 32 are stable and reliable; the rubber roller 33 is provided with a rolling bearing therein and is connected to the movable support plate 32 via a shaft 34. After the workpiece 40 is loaded, one end of the workpiece can be clamped by the clamping jaws, the other end of the workpiece can be placed on the two groups of rubber rollers 33, and then the workpiece 40 is clamped by the center frame 11, so that the workpiece 40 is prevented from falling when the center frame 11 is clamped and loosened.
When the tool is used, the center frame 11 is moved to a clamping position to hoist a workpiece to a lathe, one end of the workpiece 40 is clamped by the chuck inner support clamping jaw, the other side of the workpiece is also tightly propped by the inner support clamping jaw or the umbrella top, the trapezoidal nut 39 and the movable support plate 32 are adjusted to ensure the reliability of support, the workpiece 40 is locked after the adjustment is finished, the center frame 11 is loosened to ensure the reliability of the auxiliary support device 20 of the workpiece 40, and then the workpiece is machined; after the workpiece 40 is hoisted to the lathe, clamping is arranged for processing after the clamping jaw slides into one side of the workpiece, after the processing is finished, the center frame 11 is automatically loosened, the automatic door is opened, the workpiece 40 is hoisted, and the next workpiece 40 is processed.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (7)
1. A center frame auxiliary supporting tool is characterized in that a numerical control lathe (10) comprises a center frame (11) for clamping a workpiece (40) and a clamping jaw for fixing one end of the workpiece (40); the method is characterized in that: comprises an auxiliary supporting device (20) arranged on a center frame (11);
the auxiliary supporting device (20) comprises an auxiliary adjusting component (30) which can enable a workpiece (40) to slide in or out of the clamping jaw in a rolling way;
the auxiliary adjusting assembly (30) is fixed on the center frame (11) through a mounting frame.
2. The center frame auxiliary supporting tool according to claim 1, characterized in that: the mounting frame comprises a side plate (21) fixedly connected with the central frame (11) and a bottom plate (23) provided with an auxiliary adjusting component (30);
the side plates (21) are fixedly connected with the bottom plate (23) through reinforcing plates (22).
3. The center frame auxiliary supporting tool according to claim 2, characterized in that: the auxiliary adjusting assembly (30) comprises a T-shaped groove bottom plate (31) and a movable supporting plate (32) which is slidably mounted on the T-shaped groove bottom plate (31);
the bottom of the T-shaped groove bottom plate (31) is provided with a trapezoidal screw rod (38) and a guide shaft (36);
the side wall of the T-shaped groove bottom plate (31) is provided with a plurality of threaded holes (35) for fixing and moving the support plate (32) through jackscrews;
the two movable supporting plates (32) are arranged and distributed in a V shape, and rubber rollers (33) are respectively arranged at the top ends of the movable supporting plates (32);
the trapezoidal screw rod (38) and the guide shaft (36) penetrate through the bottom plate (23), and the trapezoidal screw rod (38) and the guide shaft (36) move along the vertical direction of the bottom plate (23);
a trapezoidal nut (39) is mounted on the trapezoidal screw rod (38); the trapezoidal nut (39) is located between the T-shaped groove bottom plate (31) and the bottom plate (23) and used for adjusting the distance between the T-shaped groove bottom plate (31) and the bottom plate (23).
4. The centre frame auxiliary stay frock of claim 3, its characterized in that: the rubber roller (33) is arranged at the top end of the movable supporting plate (32) through a shaft (34); the included angle a of the central shafts of the two rubber rollers (33) is 120 degrees.
5. The centre frame auxiliary stay frock of claim 3, its characterized in that: the top end of the trapezoidal lead screw (38) is fixed at the center of the bottom of the T-shaped groove bottom plate (31).
6. The centre frame auxiliary stay frock of claim 5, its characterized in that: a linear bearing (37) is sleeved on the guide shaft (36); the linear bearing (37) is mounted on the base plate (23).
7. The centre frame auxiliary stay frock of claim 6, its characterized in that: the number of the guide shafts (36) is two, and the two guide shafts are respectively positioned on two sides of the trapezoidal screw rod (38) and are symmetrically distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222272844.4U CN218312006U (en) | 2022-08-29 | 2022-08-29 | Auxiliary supporting tool for center frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222272844.4U CN218312006U (en) | 2022-08-29 | 2022-08-29 | Auxiliary supporting tool for center frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218312006U true CN218312006U (en) | 2023-01-17 |
Family
ID=84886590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222272844.4U Active CN218312006U (en) | 2022-08-29 | 2022-08-29 | Auxiliary supporting tool for center frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218312006U (en) |
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2022
- 2022-08-29 CN CN202222272844.4U patent/CN218312006U/en active Active
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