CN203526969U - High-rigidity square ram gantry machining center - Google Patents

High-rigidity square ram gantry machining center Download PDF

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Publication number
CN203526969U
CN203526969U CN201320653787.2U CN201320653787U CN203526969U CN 203526969 U CN203526969 U CN 203526969U CN 201320653787 U CN201320653787 U CN 201320653787U CN 203526969 U CN203526969 U CN 203526969U
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China
Prior art keywords
ram
square ram
square
machining center
gantry machining
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CN201320653787.2U
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Chinese (zh)
Inventor
王元庆
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Cnc Machine Tool Co Ltd Hangzhou Days
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Cnc Machine Tool Co Ltd Hangzhou Days
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Abstract

The utility model relates to a gantry machining center, in particular to a high-rigidity square ram gantry machining center. The technical problem that a ram guide rail of a machine tool existing in the prior art is ordinarily T-shaped and the like and small in contact area and accordingly is poor in rigidity, short in service life and the like is mainly solved. The high-rigidity square ram gantry machining center comprises a saddle (1) and is characterized in that a square ram (2) capable of vertically sliding is arranged on the saddle (1), and four faces of the square ram are provided with square guide rails. The contact area of the guide rails is increased, the contact rigidity is improved, the square ram is connected with a lead screw (3), the lead screw is connected with a servo motor (4), a main motor (5) is arranged on the ram and connected with a spindle (6) through a transmission device, an unclamping cylinder support (7) is arranged at the upper portion of the spindle, and an unclamping cylinder (8) is arranged on the unclamping cylinder support.

Description

The square ram gantry machining center of high rigidity
Technical field
The utility model relates to a kind of gantry machining center, especially relates to the square ram gantry machining center of a kind of high rigidity.
Background technology
Numerical control gantry machining center, mainly consists of lathe bed, workbench, left and right pillar, crossbeam, saddle, main speed reduction box, console, electric control box and driving control device.Can complete the multistage manufacturing processes such as milling, brill, hinge, boring, be applicable to the Roughing and fine machining of the large and medium-sized part of every profession and trade.Chinese patent discloses a kind of numerical control gantry heavy-duty machine for machining, milling, boring, planing and grinding (publication number: CN 101502933A), it is comprised of lathe bed, carriage, composite pillar, crossbeam, back timber, rotary motive power head, chuck, tailstock, main drive gear, bistrique, milling and boring heads, planing frame, turning tool rest, electric control system etc.; Carriage is led by line slideway on lathe bed, and carriage is completed the reciprocating motion of carriage by main drive motor, main drive gear, gear, tooth bar, moves back and forth velocity interval: O.02-60000mm/min; Two composite pillars are connected with securing member respectively with lathe bed two sides; Back timber is connected with securing member with two composite pillar upper surfaces; Crossbeam is arranged on respectively on the guide rail of composite pillar both sides, utilizes two driven by servomotor of lifting one's head, and drives leading screw to rotate, thereby complete crossbeam, moves up and down; Milling and boring heads on crossbeam, turning tool rest are used respectively driven by servomotor, drive leading screw to rotate, and complete milling and boring heads, turning tool rest traverse feed; Bistrique on crossbeam, planing frame are used respectively driven by servomotor, drive leading screw to rotate, and complete bistrique, planing frame traverse feed; Bistrique on two composite pillars, planing frame are arranged on respectively on the guide rail of composite pillar, use respectively driven by servomotor, drive leading screw to rotate, and complete bistrique, the motion of planing frame bottom and top feed.But the ram gib of this lathe is generally the shapes such as T shape, because guide rail contact area is less, makes its rigidity poor, and service life is shorter.
Utility model content
The utility model is to provide the square ram gantry machining center of a kind of high rigidity, it is mainly that the ram gib that solves the existing lathe of prior art is generally the shapes such as T shape, because guide rail contact area is less, it is poor to cause contacting rigidity, service life shorter grade technical problem.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
The square ram gantry machining center of high rigidity of the present utility model, comprise saddle, described saddle is provided with the square ram that can slide up and down, four faces of square ram are equipped with square guide rail, and square ram is connected with screw mandrel, and screw mandrel is connected with servomotor, ram is provided with main motor, main motor connects main shaft by transmission device, and main shaft top is provided with knife striking cylinder support, and knife striking cylinder support is provided with knife striking cylinder.The four sides of square ram is all provided with square rail, makes its contact area higher, and contact rigidity is stronger, thereby makes the rigidity of square ram stronger.
As preferably, the both sides of described saddle are provided with side gag, and the front portion of square ram is provided with front gag, and side gag, front gag are locked by gag latch segment.Side gag can play the effect of the square ram in location, thereby guarantees square ram movement ground smoothness.
As preferably, described square ram is provided with compensating cylinder, and it is more smooth and easy that compensating cylinder can guarantee that ram moves when moving up and down.
As preferably, described screw mandrel is provided with bearing, can make like this screw mandrel more smooth and easy rotationally.
As preferably, described transmission device includes the synchronous pulley being connected with main motor, and synchronous pulley is connected with main shaft by Timing Belt.Synchronous pulley, Timing Belt also can replace to as other transmission mechanisms such as gears.
Therefore, the utility model is designed to ram square, makes its integrated level higher, and rigidity is stronger, thereby makes the rigidity of square ram stronger, simple and reasonable for structure.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of structural representation of the present utility model;
Accompanying drawing 2 is side structure schematic diagrames of Fig. 1;
Accompanying drawing 3 is plan structure schematic diagrames of Fig. 1.
Parts, position and numbering in figure: saddle 1, square ram 2, screw mandrel 3, servomotor 4, main motor 5, main shaft 6, knife striking cylinder support 7, knife striking cylinder 8, side gag 9, front gag 10, gag latch segment 11, compensating cylinder 12, bearing 13, synchronous pulley 14, Timing Belt 15.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: the square ram gantry machining center of high rigidity of this example, as shown in Figure 1, Figure 2, Fig. 3, comprise saddle 1, saddle is provided with the square ram 2 that can slide up and down, and four faces of square ram are equipped with square guide rail, and square ram is provided with compensating cylinder 12.Square ram is connected with screw mandrel 3, and screw mandrel is provided with bearing 13.Screw mandrel is connected with servomotor 4, and ram is provided with main motor 5, and main motor connects main shaft 6 by transmission device, and transmission device includes the synchronous pulley 14 being connected with main motor, and synchronous pulley is connected with main shaft 6 by Timing Belt 15.Main shaft top is provided with knife striking cylinder support 7, and knife striking cylinder support is provided with knife striking cylinder 8.The both sides of saddle are provided with side gag 9, and the front portion of square ram is provided with front gag 10, and side gag, front gag are by 11 lockings of gag latch segment.
During use, start servomotor 4, screw mandrel 3 rotates, and square ram 2 can slide up and down along line rail, makes main shaft 6 reach the assigned address of processing.After main motor 5 starts, main shaft 6 can be processed processing to workpiece.
The foregoing is only specific embodiment of the utility model, but architectural feature of the present utility model is not limited to this, any those skilled in the art is in field of the present utility model, and the variation of doing or modification are all encompassed among the scope of the claims of the present utility model.

Claims (5)

1. the square ram gantry machining center of high rigidity, comprise saddle (1), it is characterized in that described saddle (1) is provided with the square ram (2) that can slide up and down, four faces of square ram are equipped with square guide rail, and square ram is connected with screw mandrel (3), and screw mandrel is connected with servomotor (4), ram is provided with main motor (5), main motor connects main shaft (6) by transmission device, and main shaft top is provided with knife striking cylinder support (7), and knife striking cylinder support is provided with knife striking cylinder (8).
2. the square ram gantry machining center of high rigidity according to claim 1, the both sides that it is characterized in that described saddle (1) are provided with side gag (9), the front portion of square ram is provided with front gag (10), and side gag, front gag are by gag latch segment (11) locking.
3. the square ram gantry machining center of high rigidity according to claim 1 and 2, is characterized in that described square ram (2) is provided with compensating cylinder (12).
4. the square ram gantry machining center of high rigidity according to claim 1 and 2, is characterized in that described screw mandrel (3) is provided with bearing (13).
5. the square ram gantry machining center of high rigidity according to claim 1 and 2, is characterized in that described transmission device includes the synchronous pulley (14) being connected with main motor (5), and synchronous pulley is connected with main shaft (6) by Timing Belt (15).
CN201320653787.2U 2013-10-23 2013-10-23 High-rigidity square ram gantry machining center Active CN203526969U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320653787.2U CN203526969U (en) 2013-10-23 2013-10-23 High-rigidity square ram gantry machining center

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320653787.2U CN203526969U (en) 2013-10-23 2013-10-23 High-rigidity square ram gantry machining center

Publications (1)

Publication Number Publication Date
CN203526969U true CN203526969U (en) 2014-04-09

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103586699A (en) * 2013-10-23 2014-02-19 杭州大天数控机床有限公司 High-rigidity square ram gantry machining center
CN104015061A (en) * 2014-06-06 2014-09-03 南京宁庆数控机床制造有限公司 Stand-column-movable machining center

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103586699A (en) * 2013-10-23 2014-02-19 杭州大天数控机床有限公司 High-rigidity square ram gantry machining center
CN104015061A (en) * 2014-06-06 2014-09-03 南京宁庆数控机床制造有限公司 Stand-column-movable machining center

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: High-rigidity square ram gantry machining center

Effective date of registration: 20171228

Granted publication date: 20140409

Pledgee: Zhejiang Xiaoshan rural commercial bank Limited by Share Ltd Lin Pu branch

Pledgor: CNC Machine Tool Co., Ltd. Hangzhou days

Registration number: 2017330000341