CN218134970U - Double-chuck type intermediate drive double-head lathe - Google Patents

Double-chuck type intermediate drive double-head lathe Download PDF

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Publication number
CN218134970U
CN218134970U CN202221941653.6U CN202221941653U CN218134970U CN 218134970 U CN218134970 U CN 218134970U CN 202221941653 U CN202221941653 U CN 202221941653U CN 218134970 U CN218134970 U CN 218134970U
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Prior art keywords
guide rail
double
intermediate drive
workpiece
type intermediate
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CN202221941653.6U
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Chinese (zh)
Inventor
王斌
顾卫娟
郭越峰
范智冰
张宇
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Sanmenxia Yuxi Machine Tool Co ltd
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Sanmenxia Yuxi Machine Tool Co ltd
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Abstract

The utility model provides a double-chuck type intermediate drive double-end lathe, which belongs to the technical field of double-end lathes, wherein a double-chuck type intermediate drive numerical control double-end lathe comprises a first guide rail and a second guide rail arranged above the first guide rail, wherein two electric tool rests are arranged on the second guide rail, an intermediate drive assembly is fixedly arranged on the first guide rail, two spindle boxes are arranged on the first guide rail in a sliding manner, the two spindle boxes are positioned at two sides of the intermediate drive assembly, the spindle boxes comprise rotating shafts arranged through bearings, the end parts of the rotating shafts are provided with clamping pieces, and auxiliary mechanisms are arranged on the first guide rail corresponding to the two spindle boxes; the utility model discloses can carry out the centre gripping to the both ends of work piece for the work piece both ends can not take place to rock at the pivoted in-process, and can make and carry out the doublestage through complementary unit to the work piece and go up and down, provide bigger material loading space.

Description

Double-chuck type intermediate drive double-head lathe
Technical Field
The utility model relates to a double-end lathe equipment technical field, concretely relates to drive numerical control double-end lathe in middle of two chuck types.
Background
A lathe is a machine tool for turning a rotating workpiece mainly with a turning tool. The lathe can also be used for corresponding processing by using a drill bit, a reamer, a screw tap, a die, a knurling tool and the like. A double-headed lathe is one of the most widely used lathes in machine manufacturing and assembly plants, and differs from a conventional lathe in that product turning can be performed simultaneously on both sides of a workpiece.
The workpiece is usually placed at the middle driving part in the process of machining the workpiece by using the lathe, and the middle driving part clamps the workpiece and drives the workpiece to rotate, so that the workpiece can be machined by the double-head lathe.
When the middle drive drives the workpiece to rotate at a high speed, the end part of the workpiece may shake in the rotating process, and then the machining precision of the machining tool on the workpiece is reduced when the machining tool contacts with the two ends of the workpiece, and poor machining of the end part of the workpiece may be caused.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a drive numerical control double-end lathe in middle of two chuck types can carry out the centre gripping to the both ends of work piece for the work piece both ends can not take place to rock at the pivoted in-process, and can make and carry out the doublestage through complementary unit to the work piece and go up and down, provide bigger material loading space
In order to solve the technical problem, the utility model provides a drive numerical control double-end lathe in middle of two chuck types, the second guide rail that sets up including first guide rail and first guide rail top sets up two electronic knife rests on the second guide rail, and drive assembly in the middle of the fixed setting on the first guide rail, slide on the first guide rail and set up two main shaft boxes, and two main shaft boxes are located the middle drive assembly both sides, and the main shaft box includes the pivot through the bearing setting, and shaft ends sets up the holder, corresponds two main shaft boxes and sets up complementary unit on first guide rail. Namely, the two ends of the workpiece can be clamped and fixed.
Preferably, the auxiliary mechanism comprises two lifting mechanisms arranged on the first guide rail, the two lifting mechanisms are positioned at two sides of the middle driving assembly, and a left bracket and a right bracket are respectively arranged on the two lifting mechanisms; i.e. the auxiliary workpiece moves up and down.
Preferably, the left bracket and the right bracket are both provided with a bearing piece, and the bearing pieces are of V-shaped structures; i.e. the workpiece is placed to fall off the two brackets.
Preferably, the left bracket and the right bracket are both provided with a first pressure relay; i.e. a higher degree of automation.
Preferably, photoelectric sensors are arranged on the two lifting mechanisms; i.e. a higher degree of automation.
Preferably, the clamping piece is a three-jaw chuck, and a second pressure relay is arranged corresponding to the clamping piece; namely, the damage of the clamping piece to the two ends of the workpiece is avoided.
In summary, compared with the prior art, the application has at least one of the following beneficial effects:
1. carry out the centre gripping location through two holders to the both ends of work piece and make when middle drive assembly drives the work piece and rotates, the both ends of work piece can not take place to rock at the pivoted in-process to make the machining precision of the processing sword on the electric tool rest to the work piece tip higher.
2. The auxiliary mechanism is used for lifting and fixing the workpiece, so that the workpiece can be lifted and fixed conveniently by the manipulator, and a larger feeding space is increased.
Drawings
Fig. 1 is a schematic structural view of a double-chuck type intermediate-drive numerically controlled double-headed lathe of the present invention;
FIG. 2 is a schematic structural view of the supporting mechanism of the present invention
Fig. 3 is a schematic structural view of a side view of the left bracket of the present invention;
fig. 4 is a schematic structural diagram of a side view of the right bracket of the present invention.
Description of reference numerals:
100. a first guide rail; 101. a second guide rail; 102. an electric tool rest; 103. an intermediate drive assembly; 104. a main shaft box body; 105. a rotating shaft; 106. a clamping member;
200. an auxiliary mechanism; 201. a lifting mechanism; 202. a left side bracket; 203. a right side bracket; 204. a receiving member;
300. a second guide rail; 301. an electric knife rest.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
As shown in fig. 1-4: the embodiment provides a double-chuck type intermediate-drive numerically-controlled double-head lathe, which comprises a first guide rail 100 and a second guide rail 300 arranged above the first guide rail 100, wherein two electric tool rests 301 are arranged on the second guide rail 300, an intermediate drive assembly 103 is fixedly arranged on the first guide rail 100, two spindle boxes 104 are arranged on the first guide rail 100 in a sliding manner, the two spindle boxes 104 are positioned at two sides of the intermediate drive assembly 103, each spindle box 104 comprises a rotating shaft 105 arranged through a bearing, a clamping piece 106 is arranged at the end part of the rotating shaft 105, and an auxiliary mechanism 200 is arranged on the first guide rail 100 corresponding to the two spindle boxes 104; can carry out the centre gripping to the both ends of work piece for the work piece both ends can not take place to rock at the pivoted in-process, and can make and carry out the doublestage through complementary unit 200 to the work piece and go up and down, provide bigger material loading space.
The workpiece is placed in the middle driving assembly 103, then the middle driving assembly 103 is controlled to clamp the middle of the workpiece, the first guide rail 100 is provided with two spindle boxes 104 in a sliding mode, the two spindle boxes 104 are located on two sides of the middle driving assembly 103, the first guide rail 100 adopts a quenching rectangular guide rail and is used for installing spindle boxes for clamping the workpiece, the left spindle box and the right spindle box are installed on sliding plates, the sliding plate on the left side is driven by hydraulic pressure, and the sliding plate on the right side is driven by a servo motor directly connected with a ball screw. Two main shaft box 104 are controlled to slide towards the middle driving assembly 103 together, so that two clamping pieces 106 can move to two ends of a workpiece, the clamping pieces 106 can clamp two ends of the workpiece, when the middle driving assembly 103 drives the workpiece to rotate, the two ends of the workpiece cannot shake in the rotating process, two electric tool rests 301 are arranged on a second guide rail 300, the second guide rail 300 adopts a quenching rectangular guide rail and is used for moving the electric tool rests 301, the electric tool rests 301 are installed on a cross numerical control sliding plate, the sliding plate is directly connected with a ball screw through a servo motor and is driven by the ball screw, and the X/Z axis plugging movement can be realized. The two sliding electric tool rests 301 move on the second guide rail 300, so that the processing tools on the electric tool rests 301 can process two ends of the workpiece.
According to one embodiment of the present invention, as shown in figures 1-2,
the auxiliary mechanism 200 includes two lifting mechanisms 201 disposed on the first guide rail 100, the two lifting mechanisms 201 are disposed on two sides of the middle driving assembly 103, and a left bracket 202 and a right bracket 203 are disposed on the two lifting mechanisms 201, respectively. Left side bracket 202 vertical lift, right side bracket 203 are the slant, and two vertical directions go up and down, place the work piece at left side bracket 202 and right side bracket 203 support, then through the lift of elevating system 201 control left side bracket 202 and right side bracket 203, make things convenient for the manipulator to go up and down the work piece to provide enough upward unloading space.
According to another embodiment of the present invention, as shown in figures 1-2,
the left bracket 202 and the right bracket 203 are both provided with a bearing 204, and the bearing 204 is of a V-shaped structure. The placement of the workpiece between the two V-shaped sockets 204 prevents the workpiece from falling out from between the left side bracket 202 and the right side bracket 203.
In one embodiment of the present invention, as shown in figure 1,
the left bracket 202 and the right bracket 203 are both provided with a first pressure relay. Photoelectric sensors are arranged on the two lifting mechanisms 201. The left bracket 202 is controlled to slightly lift, then one end of a workpiece is placed on the left bracket 202 through a manipulator, a first pressure relay on the left bracket 202 sends a signal to a photoelectric sensor on the right bracket 203, the right bracket 203 moves upwards, the other end of the workpiece falls on the right bracket 203, two photoelectric sensors control two lifting mechanisms 201 to work after the first pressure relay on the right bracket 203 is pressed, and the two lifting mechanisms 201 drive the right bracket 203 and the right bracket 203 to lift until the workpiece is lifted to a middle driving center position.
In another embodiment of the present invention, as shown in figure 1,
the clamping member 106 is a three-jaw chuck, and a second pressure relay is provided corresponding to the clamping member 106. The clamping member 106 is arranged as a three-jaw self-centering chuck and is driven by hydraulic pressure, and the second pressure relay is arranged on a hydraulic driving pipeline of the clamping member 106, so that the clamping process of the clamping member 106 can be controlled, and the workpiece end part can be prevented from being deformed due to overlarge pressure applied to the workpiece when the clamping member 106 clamps the workpiece end part.
Application method
The left bracket 202 is controlled to slightly rise, then one end of a workpiece is placed on the left bracket 202 through a manipulator, a first pressure relay on the left bracket 202 sends a signal to a photoelectric sensor on the right bracket 203, the right bracket 203 moves upwards, so that the other end of the workpiece falls on the right bracket 203, after the first pressure relay on the right bracket 203 is subjected to pressure, two photoelectric sensors control two lifting mechanisms 201 to work, the two lifting mechanisms 201 drive the right bracket 203 and the right bracket 203 to rise until the workpiece rises to the central position of a middle driving assembly, then the middle driving assembly 103 is controlled to clamp the middle of the workpiece, the two main shaft box bodies 104 are controlled to slide towards the middle driving assembly 103 together, two clamping pieces 106 can move to two ends of the workpiece, so that the clamping pieces 106 can clamp two ends of the workpiece, when the middle driving assembly 103 drives the workpiece to rotate, two ends of the workpiece cannot swing in the rotating process, and then the two sliding electric tool rests 301 move on the second guide rail 300, so that a processing tool on the electric tool rests 301 can process two ends of the workpiece.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides a drive double-end lathe in middle of two chuck types which characterized in that: including second guide rail (300) that first guide rail (100) and first guide rail (100) top set up, set up two electronic knife rest (301) on second guide rail (300), drive assembly (103) in the middle of fixed setting on first guide rail (100), slide on first guide rail (100) and set up two main shaft box (104), two main shaft box (104) are located drive assembly (103) both sides in the middle of being located, main shaft box (104) are including pivot (105) through the bearing setting, pivot (105) tip sets up holder (106), sets up complementary unit (200) on first guide rail (100) corresponding two main shaft box (104).
2. A double-chuck type intermediate drive double-headed lathe according to claim 1, wherein: the auxiliary mechanism (200) comprises two lifting mechanisms (201) arranged on the first guide rail (100), the two lifting mechanisms (201) are located on two sides of the middle driving assembly (103), and a left side bracket (202) and a right side bracket (203) are arranged on the two lifting mechanisms (201) respectively.
3. A double-chuck type intermediate drive double-headed lathe according to claim 2, wherein: the left side bracket (202) and the right side bracket (203) are both provided with a bearing piece (204), and the bearing piece (204) is of a V-shaped structure.
4. A double-chuck type intermediate drive double-headed lathe according to claim 2, wherein: and the left bracket (202) and the right bracket (203) are both provided with a first pressure relay.
5. A double-chuck type intermediate drive double-headed lathe according to claim 2, wherein: photoelectric sensors are arranged on the two lifting mechanisms (201).
6. A double-chuck type intermediate drive double-headed lathe according to claim 2, wherein: the clamping piece (106) is a three-jaw chuck, and a second pressure relay is arranged corresponding to the clamping piece (106).
CN202221941653.6U 2022-07-26 2022-07-26 Double-chuck type intermediate drive double-head lathe Active CN218134970U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221941653.6U CN218134970U (en) 2022-07-26 2022-07-26 Double-chuck type intermediate drive double-head lathe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221941653.6U CN218134970U (en) 2022-07-26 2022-07-26 Double-chuck type intermediate drive double-head lathe

Publications (1)

Publication Number Publication Date
CN218134970U true CN218134970U (en) 2022-12-27

Family

ID=84594877

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221941653.6U Active CN218134970U (en) 2022-07-26 2022-07-26 Double-chuck type intermediate drive double-head lathe

Country Status (1)

Country Link
CN (1) CN218134970U (en)

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