CN210255407U

CN210255407U - Machining lathe

Info

Publication number: CN210255407U
Application number: CN201921080047.8U
Authority: CN
Inventors: 万永亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-04-07
Anticipated expiration: 2029-07-10

Abstract

The utility model belongs to the technical field of the lathe, a processing lathe is related to, including lathe base, lathe base's front side is provided with the workstation, is provided with knife rest base on the workstation, and lateral separation is provided with a plurality of by power device drive pivoted cutter on the knife rest base, lathe base's rear side is provided with the base, and the base top is provided with horizontal slide rail, and sliding connection has the saddle on the horizontal slide rail, and the saddle is controlled along horizontal slide rail by first drive arrangement drive and is removed, and the saddle front side is provided with vertical slide rail, and sliding connection has the slip table on the vertical slide rail, and the slip table reciprocates along vertical slide rail by second drive arrangement drive, and the front side of slip table is provided with lathe electricity main shaft along vertical direction, and the lower extreme of lathe electricity main shaft is just. The utility model provides a processing lathe can use a plurality of cutters to process the work piece in proper order simultaneously, and it is high to have a machining efficiency, and degree of automation is high, advantage that equipment cost is low.

Description

Machining lathe

Technical Field

The utility model belongs to the technical field of the lathe, a processing lathe is related to.

Background

The conventional structure of the existing lathe is that the positions of a lathe spindle and a workpiece clamp are in a fixed state, and a cutter moves in positions such as feeding and retracting through a slide rail or other mechanisms. The working principle is as follows: the workpiece is clamped through the clamp, the clamp is driven by the main shaft, and the workpiece rotates in the circumferential direction to adjust the position of the workpiece, and the cutter moves to the position of the workpiece to be machined through the sliding rail or other mechanisms to perform feed machining. The cutter can be various metal processing cutters such as a milling cutter, a reamer, a drill bit, a turning tool and the like.

The defects of the structure are as follows: a lathe is usually equipped with only one tool for one machining operation. When complex workpieces are processed, a plurality of lathes are needed to process in sequence, and the processing efficiency is not high.

In addition, there are generally two ways for workpiece loading and unloading operations of existing lathe workpieces: manual feeding and discharging and automatic feeding and discharging of a manipulator. The labor cost of manual feeding and blanking is high, the automation degree is low, and the efficiency is low; and the feeding and discharging of the manipulator has high automation degree but relatively high cost.

Disclosure of Invention

The utility model discloses to prior art's not enough, provide a processing lathe, can use a plurality of cutters to process the work piece in proper order simultaneously, it is high to have machining efficiency, and degree of automation is high, advantage that equipment cost is low.

In order to solve the above technical problem, the purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a processing lathe, includes the lathe base, the front side of lathe base is provided with the workstation, is provided with the knife rest base on the workstation, and horizontal interval is provided with a plurality of and is driven pivoted cutter by power device on the knife rest base, the rear side of lathe base is provided with the base, and the base top is provided with horizontal slide rail, and sliding connection has the saddle on the horizontal slide rail, and the saddle is controlled along horizontal slide rail by the drive of first drive arrangement, and the saddle front side is provided with vertical slide rail, and sliding connection has the slip table on the vertical slide rail, and the slip table is reciprocated along vertical slide rail by the drive of second drive arrangement, and the front side of slip table is provided with lathe electricity main shaft along vertical direction, and the lower extreme of lathe.

The transverse sliding rails are arranged forwards or backwards, and the saddle is connected to the transverse sliding rails in a sliding mode through the sliding blocks arranged on the two sides of the bottom.

The inclined included angle between the transverse sliding rail and the horizontal plane is not more than 60 degrees.

The utility model discloses a driving method is the well-known mode in this field, and is preferred, above-mentioned first drive arrangement including setting up the first servo motor on the base, and first servo motor's output shaft has first drive lead screw through the coupling joint, and first drive lead screw threaded connection has first screw-nut, first screw-nut and saddle fixed connection.

The utility model discloses a driving method is the well-known mode in this area, and is preferred, above-mentioned second drive arrangement including setting up second servo motor on the saddle, and second servo motor's output shaft has second drive lead screw through the coupling joint, and second drive lead screw threaded connection has second screw-nut, second screw-nut and slip table fixed connection.

The utility model discloses a driving method is the well-known mode in this field, and is preferred, above-mentioned lathe electricity main shaft including fix headstock on the slip table, set up spindle motor on the headstock and set up the rotary oil cylinder on spindle motor, work holder is rotated, is driven the action centre gripping by rotary oil cylinder or unclamp the work piece by spindle motor drive pivot.

The operation modes can adopt a numerical control mode.

The workpiece clamp is selected from a three-jaw clamp, a four-jaw clamp, an internal expansion type clamp or an external expansion type clamp, the workpiece clamp is driven by a cylinder to clamp or release a workpiece, and other types of workpiece clamps can be selected according to different workpieces to be machined.

The tool is selected from one or more of milling cutter, reamer, drill bit, turning tool and boring tool, and other types of tools can be selected according to different workpieces to be processed.

The utility model discloses still disposed the balancing weight in the saddle and be used for the weight of balanced lathe electricity main shaft, work piece holder and work piece, the upper and lower end of saddle is provided with guide bar seat and lower guide bar seat respectively, goes up and is provided with a plurality of balancing weight guide arms between guide bar seat and the lower guide bar seat, and the upper slide of balancing weight guide arm is equipped with the balancing weight, the balancing weight passes through the chain joint of counter weight sprocket and chain connection in the slip table upper end.

The two ends of the workbench are respectively provided with a transmission belt for transmitting workpieces, the transmission belts are respectively a transmission belt for waiting to process the workpieces and a transmission belt for finished workpieces, and the two groups of transmission belts are independently transmitted without mutual interference.

The conveying belt is provided with a base for placing the workpiece, so that the workpiece can be accurately positioned.

The conveying belts are longitudinally or transversely arranged on the left side and the right side of the workbench, the left side of the workbench is used for conveying the conveying belt of the workpiece to be processed, and the right side of the workbench is used for conveying the finished workpiece. Of course, according to actual requirements, the transmission belts in opposite directions can be adopted, and then the transmission of the workpiece to be processed and the finished workpiece is exchanged. Instead of the above-described direction of the conveyor belt, an obliquely arranged conveyor belt or other type of conveyance may be used depending on the layout of the processing lathe.

The utility model discloses can also use many processing lathes to make up into the assembly line processing line, connect through the transmission band between the double-phase adjacent processing lathe, the finished product work piece transmission band in upper reaches is the waiting to process the work piece transmission band in low reaches promptly.

Compared with the prior art, the utility model, following beneficial effect has:

1. the utility model discloses a set up a plurality of processing cutters of knife rest base fixed on the workstation, through power device drive lathe electricity main shaft, work piece holder and work piece horizontal and axial displacement, reach the machining-position that every cutter corresponds, carry out the corresponding processing of work piece. The same lathe can finish a plurality of machining operations, thereby greatly improving the machining efficiency;

2. the utility model is provided with the workpiece conveying belt to convey the workpiece, and the lathe electric spindle and the workpiece clamp are moved to clamp the workpiece so as to replace the manipulator in the prior art to carry out the operation of feeding and discharging, thereby having the technical effects of high automation degree and low equipment cost;

3. the utility model discloses set up the slope of transverse sliding rail, with the help of the self gravity of saddle for the unilateral limit that the saddle passes through the slider supports and leans on the corresponding side of transverse sliding rail, thereby as long as ensure the level on the unilateral limit of transverse sliding rail and put the precision, can ensure that the saddle can not take place the deviation along transverse sliding rail when sliding, horizontal precision. The technical problems that the front-back position deviation of the saddle can be amplified when the saddle slides along the transverse sliding rail, and the machining precision of a workpiece is influenced due to the fact that the technological error exists in the structural dimension precision of the left end and the right end of the transverse sliding rail, namely the deviation value exists in the transverse horizontal precision of the transverse sliding rail;

4. the utility model can use the combination of a plurality of lathes to form a complete automatic assembly line, two adjacent processing lathes are connected by a transmission belt, namely, the transmission belt of the finished workpiece at the upstream is the transmission belt of the workpiece to be processed at the downstream, thereby further improving the processing efficiency;

5. the utility model discloses the balancing weight has still been set up to the weight of balanced lathe electricity main shaft, anchor clamps and work piece, improve equipment's stability can and machining precision.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a left side view of the present invention;

fig. 4 is a rear view of the present invention;

fig. 5 is a plan view of the present invention.

Reference numerals: 1. a lathe base; 2. a work table; 3. a tool holder base; 4. a cutter; 5. a base; 6. a transverse slide rail; 7. a saddle; 8. a vertical slide rail; 9. a sliding table; 10. a main spindle box; 11. a spindle motor; 12. a workpiece holder; 13. a first servo motor; 14. a second servo motor; 15. a rotary oil cylinder; 16. a slider; 17. an upper guide rod seat; 18. a lower guide rod seat; 19. a counterweight guide rod; 20. a balancing weight; 21. a counterweight sprocket; 22. and a chain joint.

Detailed Description

The invention will be further described in the following with reference to specific embodiments thereof, with reference to the accompanying drawings, in which figures 1 to 5:

the utility model provides a processing lathe, includes lathe base 1, lathe base 1's front side is provided with workstation 2, is provided with tool rest base 3 on the workstation 2, and the horizontal interval is provided with a plurality of and is driven pivoted cutter 4 by power device on the tool rest base 3, lathe base 1's rear side is provided with base 5, and base 5 top is provided with transverse slide rail 6, and sliding connection has saddle 7 on transverse slide rail 6, and saddle 7 is controlled along transverse slide rail 6 by the drive of first drive arrangement, and saddle 7 front side is provided with vertical slide rail 8, and sliding connection has slip table 9 on vertical slide rail 8, and slip table 9 reciprocates along vertical slide rail 8 by the drive of second drive arrangement, and the front side of slip table 9 is provided with lathe electricity main shaft along vertical direction, and the lower extreme of lathe electricity main shaft is the pivot and is fixed with work piece holder.

Wherein, the power device for driving the cutter 4 to rotate is a rotating motor, the cutter 4 is selected from one or more of a milling cutter, a reamer, a drill bit, a turning tool and a boring tool, and carries out corresponding processing operation on a workpiece, and two cutters, namely the turning tool and the boring tool, are arranged in the attached drawing.

Because the structural dimension precision of the left end and the right end of the transverse sliding rail 6 has process errors, namely, the transverse horizontal precision of the transverse sliding rail 6 has a deviation value, when the saddle 7 slides along the transverse sliding rail 6, the transverse horizontal precision deviation can be amplified, and further the processing precision of a workpiece can be influenced. Therefore, in order to effectively solve the technical problem, the transverse slide rails 6 are arranged to incline forwards or backwards, and the saddles 7 are slidably connected to the transverse slide rails 6 through the sliders 16 arranged on the two sides of the bottom. By means of the self gravity of the saddle 7, the saddle 7 is abutted against the corresponding side edge of the transverse sliding rail 6 through the single side edge of the sliding block 16, and therefore, the deviation of the transverse horizontal precision when the saddle 7 slides along the transverse sliding rail 6 can be avoided as long as the horizontal placing precision of the single side edge of the transverse sliding rail 6 is ensured.

Furthermore, the inclined angle between the transverse slide rails 6 and the horizontal plane is not more than 60 °. This is because the inclination angle of the lateral sliding rails 6 cannot be set too large, preventing the lateral sliding rails 6 from bending and deforming without bearing the weight of the saddle 7.

Further, the first driving shaft embodiment: the first driving device comprises a first servo motor 13 arranged on the base 5, an output shaft of the first servo motor 13 is connected with a first driving screw rod through a coupler, the first driving screw rod is in threaded connection with a first screw rod nut, and the first screw rod nut is fixedly connected with the saddle 7. The output shaft is driven by the first servo motor 13 to rotate, and the saddle 7 is driven by the first driving screw rod and the first screw rod nut to slide left and right along the transverse slide rail 6.

Further, the second driving shaft embodiment: the second driving device comprises a second servo motor 14 arranged on the saddle 7, an output shaft of the second servo motor 14 is connected with a second driving screw rod through a coupler, the second driving screw rod is in threaded connection with a second screw rod nut, and the second screw rod nut is fixedly connected with the sliding table 9. The output shaft is driven by the second servo motor 13 to rotate, and the sliding table 9 is driven by the second driving screw rod and the second screw rod nut to slide up and down along the vertical sliding rail 8.

Meanwhile, the electric spindle of the lathe comprises a spindle box 10 fixed on the sliding table 9, a spindle motor 11 arranged on the spindle box 10 and a rotary oil cylinder 15 arranged on the spindle motor 11, wherein the workpiece clamp 12 is driven by a rotating shaft driven by the spindle motor 11 to rotate, and is driven by the rotary oil cylinder 15 to clamp or loosen a workpiece.

The workpiece holder 12 may be selected from a three-jaw holder, a four-jaw holder, an inner expanding holder or an outer expanding holder, the inner expanding holder being shown in the drawings.

In order to improve equipment's stability can and machining precision, the utility model discloses still disposed balancing weight 20 in saddle 7 and be used for the weight of balanced lathe electricity main shaft, work piece holder 12 and work piece, the upper and lower end of saddle 7 is provided with guide arm seat 17 and lower guide arm seat 18 respectively, goes up guide arm seat 17 and is provided with a plurality of balancing weight guide arms 19 down between the guide arm seat 18, and upward slip of balancing weight guide arm 19 is equipped with balancing weight 20, balancing weight 20 passes through counterweight sprocket 21 and the chain (not drawn in the drawing) is connected on the chain joint 22 of slip table 9 upper end. The balance weight sprocket 21 and the chain are disposed at both sides and connected to two chain joints 22, respectively.

Furthermore, the utility model also provides a device of unloading in automation for replacing manipulator specifically does:

both sides of the working table 2 are provided with transmission belts (not shown in the attached drawings) for transmitting workpieces, wherein the transmission belts are respectively a transmission belt for transmitting the workpieces to be processed and a transmission belt for transmitting finished workpieces, and the two groups of transmission belts are independently transmitted without mutual interference.

The conveying belt is also provided with a base for placing the workpiece, so that the workpiece can be accurately positioned.

The preferable setting mode is as follows: the conveying belts are longitudinally or transversely arranged on the left side and the right side of the workbench 2, the left side of the conveying belts is used for conveying workpieces to be processed, and the right side of the conveying belts is used for conveying finished workpieces.

The utility model discloses can also use many processing lathes to make up into the assembly line processing line, connect through the transmission band between each processing lathe, the finished product work piece transmission band on upper reaches is the waiting to process the work piece transmission band on low reaches promptly.

The utility model discloses a concrete working process is: taking a transversely arranged conveying belt as an example, a workpiece to be machined is conveyed to the left side of the workbench 2 under the action of the conveying belt, the first servo motor 13 drives the saddle 7 to move towards the left side until the workpiece clamp 12 is positioned right above the workpiece to be machined, the second servo motor 14 drives the sliding table 9 to move downwards, and the rotary oil cylinder 15 drives the workpiece clamp 12 to clamp the workpiece to be machined; the second servo motor 14 drives the sliding table 9 to move upwards to a proper position, the first servo motor 13 drives the saddle 7 to move to the right side to the upper side of the first cutter 4, the spindle motor 11 drives the workpiece clamp 12 and a workpiece to be machined to rotate so as to adjust the position of the workpiece, meanwhile, the second servo motor 14 drives the sliding table 9 to move downwards, the rotary motor drives the cutter 4 to rotate so as to perform machining operation, and therefore machining of the first cutter is completed. And when the workpiece to be machined is sequentially machined by various cutters from left to right, the workpiece to be machined is finally formed into a finished workpiece. The saddle 7 is driven by the first servo motor 13 to move towards the right side, so that the workpiece fixture 12 clamps the finished workpiece and moves to the upper part of the right-side conveying belt, the second servo motor 14 drives the sliding table 9 to move downwards, the rotary oil cylinder 15 drives the workpiece fixture 12 to loosen the finished workpiece, and the conveying belt drives the finished workpiece to be conveyed to the next machining lathe or a finished workpiece collecting device.

The operation modes can adopt a numerical control mode.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A processing lathe comprises a lathe base (1), and is characterized in that: a workbench (2) is arranged on the front side of the lathe base (1), a tool rest base (3) is arranged on the workbench (2), a plurality of tools (4) driven by a power device to rotate are transversely arranged on the tool rest base (3) at intervals, the rear side of lathe base (1) is provided with base (5), base (5) top is provided with transverse slide rail (6), sliding connection has saddle (7) on transverse slide rail (6), and control about saddle (7) are controlled along transverse slide rail (6) by the drive of first drive arrangement, saddle (7) front side is provided with vertical slide rail (8), sliding connection has slip table (9) on vertical slide rail (8), slip table (9) reciprocate along vertical slide rail (8) by the drive of second drive arrangement, the front side of slip table (9) is provided with lathe electricity main shaft along vertical direction, the lower extreme of lathe electricity main shaft is the pivot and is fixed with work piece holder (12).

2. A machine tool as claimed in claim 1, wherein: the transverse sliding rail (6) is arranged forwards or backwards in a tilting mode, and the saddle (7) is connected to the transverse sliding rail (6) in a sliding mode through sliding blocks (16) arranged on two sides of the bottom.

3. A machine tool as claimed in claim 2, wherein: the inclined included angle between the transverse sliding rail (6) and the horizontal plane is not more than 60 degrees.

4. A machine tool as claimed in claim 1, wherein: the first driving device comprises a first servo motor (13) arranged on the base (5), an output shaft of the first servo motor (13) is connected with a first driving screw rod through a coupler, the first driving screw rod is in threaded connection with a first screw rod nut, and the first screw rod nut is fixedly connected with the saddle (7).

5. A machine tool as claimed in claim 1, wherein: the second driving device comprises a second servo motor (14) arranged on the saddle (7), an output shaft of the second servo motor (14) is connected with a second driving screw rod through a coupler, the second driving screw rod is in threaded connection with a second screw rod nut, and the second screw rod nut is fixedly connected with the sliding table (9).

6. A machine tool as claimed in claim 1, wherein: the electric spindle of the lathe comprises a spindle box (10) fixed on the sliding table (9), a spindle motor (11) arranged on the spindle box (10) and a rotary oil cylinder (15) arranged on the spindle motor (11), wherein a workpiece clamp (12) is driven by a spindle motor (11) to rotate, and is driven by the rotary oil cylinder (15) to clamp or loosen a workpiece.

7. A machine tool as claimed in claim 1 or 6, wherein: the workpiece clamp (12) is selected from a three-jaw clamp or a four-jaw clamp or an internal expanding clamp or an external expanding clamp.

8. A machine tool as claimed in claim 1, wherein: the upper and lower end of saddle (7) is provided with guide bar seat (17) and lower guide bar seat (18) respectively, goes up guide bar seat (17) and is provided with a plurality of balancing weight guide arms (19) down between guide bar seat (18), and upward slip of balancing weight guide arm (19) is equipped with balancing weight (20), balancing weight (20) are connected on chain joint (22) of slip table (9) upper end through counter weight sprocket (21) and chain.

9. A machine tool as claimed in claim 1, wherein: the left side and the right side of the workbench (2) are respectively provided with a transmission belt for transmitting workpieces, a transmission belt for transmitting the workpieces to be processed and a transmission belt for transmitting finished workpieces.

10. A machine tool as claimed in claim 9, wherein: the conveying belts are longitudinally or transversely arranged on the left side and the right side of the workbench (2), the left side of the workbench is a conveying belt for conveying workpieces to be processed, and the right side of the workbench is a conveying belt for conveying finished workpieces.