CN217913035U - Automatic tool changing numerical control double-end grooving machining production line - Google Patents

Abstract

The utility model discloses an automatic tool changing numerical control double-end fluting processing lines includes fluting host computer, roll table actuating mechanism, pinch mechanism, centering mechanism, rubber roll assembly, sprocket chain, roll rack, the utility model provides a different thickness, different width, length, different cross sectional shape's aluminium-plastic panel's high efficiency, automatic fluting processing problem, improved fluting processing's efficiency, realized fluting unmanned guard automated processing, perhaps alone many equipment of guard, reduced the recruitment, alleviateed intensity of labour, improved labor efficiency, reduced the processing cost, be particularly suitable for batchization, large-scale production.

Description

Automatic tool changing numerical control double-end grooving machining production line

Technical Field

The utility model relates to a fluting technical field specifically is an automatic tool changing numerical control double-end fluting processing lines.

Background

The grooving machine is a machine tool which mainly uses a grooving milling cutter to process grooves on a workpiece. The numerical control grooving machine is a machine tool for positioning the position and the grooving depth of a grooving milling cutter by numerical control, and the automatic tool changing numerical control double-head grooving machine is a numerical control grooving machine which can simultaneously process two side surfaces of a workpiece according to grooves with different section shapes and can automatically switch tools. The grooving machines are various in types, and include a woodworking grooving machine, a stone grooving machine, a metal grooving machine and the like according to the industry. The invention mainly relates to an automatic tool changing numerical control double-end grooving production line. The aluminum-plastic plates are used on the American van truck in a large quantity, and the adhesive tapes are inserted into the grooves on the two side surfaces of the plastic aluminum plates to splice carriages with different sizes. The current production method can only meet the requirement of a groove with one shape, and the position and the depth of the groove are unstable, thereby influencing the production of a carriage. The production mode has many defects, can not be suitable for plates with different widths and thicknesses, and has low production efficiency and high cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic tool changing numerical control double-end fluting processing lines to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an automatic tool changing numerical control double-end fluting processing lines includes fluting host computer, roll table actuating mechanism, pinch mechanism, centering mechanism, rubber roll assembly, sprocket chain, roll table frame, support, base, adjusting plate, the fluting host computer is installed in the centre of base, the bottom at the base is installed to the adjusting plate, the both sides at the base are installed respectively to the support, the rubber roll assembly is installed on the roll table frame, the sprocket chain couples together several rubber roll assembly and constitutes the roll table, the both sides of unloading all are provided with one set of roll table actuating mechanism on the roll table, the work piece has been placed on the roll table, centering mechanism installs on the roll table frame, pinch mechanism centre gripping work piece sends into in the fluting host computer.

Preferably, the slotting main machine comprises a main machine base, a small belt wheel Y, a servo motor Y, a belt Y, a large belt wheel Y, a driving system Y, a rolling linear guide pair Y, a slotting rack, a small belt wheel Z, a servo motor Z, a belt Z, a large belt wheel Z, a driving system Z, a rolling linear guide pair Z, a workpiece positioning mechanism, a tool magazine, a power mechanism and the like, wherein the left side and the right side of the main machine base are respectively provided with the two rolling linear guide pair Y, guide rails of the rolling linear guide pair Y are connected with the main machine base, sliding blocks of the rolling linear guide pair Y are connected with the slotting rack, the servo motor Y drives a screw rod to rotate through the small belt wheel Y, the belt Y and the large belt wheel Y, a nut on the screw rod is fixed at the bottom of the slotting rack, the inner side of the slotting rack is provided with the two rolling linear guide pair Z, guide rails of the rolling linear guide pair Z are connected with the tool magazine and the power mechanism, the sliding blocks of the rolling linear guide pair Z are connected with the rack, the driving system Z is arranged at the bottom of the tool magazine and the power mechanism, the servo motor Z drives the inner side of the slotting mechanism through the small belt wheel Y, the small belt wheel Y and the nut, and the nut are fixed on the inner side of the slotting rack, and the workpiece positioning mechanism.

Preferably, the workpiece positioning mechanism comprises a support roller frame, a pressing roller frame, a connecting plate A, a bracket A, a cylinder A, a rolling linear guide rail pair A, a shaft A, a roller and a locking nut A, wherein the roller is arranged on the shaft A, the shaft A is arranged on the support roller frame, the locking nut A locks the shaft A, the support roller frame is arranged on the slotting rack, the support A is installed on the inner side face of the slotting rack, a connecting plate A is installed on the upper side of the support A, a rolling linear guide rail pair A is arranged on the right side of the support A, a guide rail of the rolling linear guide rail pair A is installed on a pressing roller carrier, an air cylinder A is installed on the connecting plate A, an air cylinder rod is connected with the upper side of the pressing roller carrier, and the roller is fixed to a workpiece.

Preferably, tool magazine and power unit include motor B, shaft coupling, axle bed, cutter, cushion, axle B, lock nut B, tool magazine seat, slide plate seat, motor B passes through the shaft coupling and is connected with axle B and install on the slide plate seat, the axle bed is fixed on the tool magazine seat, axle B fixes cutter, cushion on the axle bed through upper and lower lock nut B, the axle bed is installed on the tool magazine seat, the tool magazine seat is installed on the slide plate seat.

Preferably, the roll table actuating mechanism includes whole board, support, motor reducer, drive sprocket, chain C, driven sprocket, benchmark board, rubber roll, rolling bearing, chain D, whole board is installed on the support, motor reducer installs the side at the support, drive sprocket installs on motor reducer, driven sprocket installs on the rubber roll, the rubber roll is installed on rolling bearing, rolling bearing installs on the roll table frame, the rubber roll connects gradually through chain D.

Preferably, pinch mechanism includes support E, rubberizing roller frame, the vice E of roll linear guide, connecting plate E, adjusting screw, spring, rubberizing roller, lower rubber roll, motor E, the bearing is equipped with in the support E, lower rubber roll both ends spindle nose is installed in the bearing, the guide rail of the vice E of roll linear guide is installed on support E, the slider of the vice E of roll linear guide is installed on rubberizing roller frame, and is left install the bearing in the rubberizing roller frame, rubberizing roller one end spindle nose is installed in the bearing, and right side install motor E on the rubberizing roller frame, motor E is connected with the other end spindle nose of rubberizing roller, connecting plate E is installed on support E, adjusting screw installs in connecting plate E, install respectively in adjusting screw and rubberizing roller frame at the both ends of spring.

Preferably, the centering mechanism comprises a reference block, a cylinder F, a locking nut F, a roller F, a shaft F, a moving plate, a rolling linear guide rail pair F and a base plate, the base plate is installed on the roller frame, the reference block is installed on the base plate, the cylinder block is installed on the base plate, the reference block and the cylinder block are installed on the base plate, a guide rail of the rolling linear guide rail pair F is installed on the base plate, a sliding block of the rolling linear guide rail pair F is installed on the moving plate, the tail end of the cylinder F is installed in the cylinder block, a cylinder rod of the cylinder F is installed on the moving plate, the shaft F is installed on the moving plate, and the roller F is locked on the shaft F through the locking nut F.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a different thickness, different width, length, the plank of different cross sectional shape, slabstone, the problem of the fluting processing demand of materials such as metal sheet, improved the efficiency of fluting processing, realized the unmanned automatic processing of watching of fluting, perhaps alone watch on multiple equipment, reduced the recruitment, alleviateed intensity of labour, improved labor efficiency, reduced the processing cost, be particularly suitable for mass, scale production.

Drawings

Fig. 1 and 2 are schematic diagrams of an automatic tool changing numerical control double-head grooving processing production line.

Fig. 3 is a schematic structural diagram of the slotting machine.

Fig. 4 is a schematic structural diagram of the roller bed driving mechanism.

Fig. 5 is a schematic structural view of the pinch mechanism.

Fig. 6 is a schematic structural view of the centering mechanism.

Fig. 7 is a schematic structural view of the workpiece positioning mechanism.

Fig. 8 is a schematic structural view of the tool magazine and the power mechanism.

In the figure: <xnotran> 1, 1.1, Y1.2, Y1.3, Y1.4, Y1.5, Y1.6, Y1.7, 1.8, Z1.9, Z1.10, Z1.11, Z1.12, Z1.13, Z1.14, 1.15, 1.15.1, 1.15.2, A1.15.3, A1.15.4, A1.15.5, A1.15.6, A1.15.7, 1.15.8, A1.15.9, 1.16, B1.16.1, 1.16.2, 1.16.3, 1.16.4, 1.16.5, B1.16.6, B1.16.7, 1.16.8, 1.16.9, 2, 2.1, 8, 2.3, 2.4, C2.5, 2.6, 2.7, 2.8, 2.9, D2.10, 3, E3.1, 3.2, E3.3, E3.4, 3.5, 3.6, 3.7, 3.8, E3.9, 4, 4.1, 4.2, F4.3, F4.4a, F4.4, F4.5, 4.6, F4.7, 4.8, 5, 6, 7, 8, 9, 10, 11. </xnotran>

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 2, the present invention provides a technical solution: the utility model provides an automatic tool changing numerical control double-end fluting processing lines is by fluting host computer 1, roll table actuating mechanism 2, pinch mechanism 3, centering mechanism 4, rubber roll assembly 5, sprocket chain 6, roll table frame 7, support 8, base 9, adjusting plate 10 constitutes, fluting host computer 1 installs the centre at base 9, adjusting plate 10 installs the bottom at base 9, support 8 installs the both sides at base 9 respectively, rubber roll assembly 5 installs on roll table frame 7, sprocket chain 6 couples together several rubber roll assembly 5 and constitutes the roll table, the both sides of unloading on the roll table all are provided with one set of roll table actuating mechanism 2, work piece 11 has been placed on the roll table, centering mechanism 4 installs on roll table frame 7, work piece 11 is put on the roll table, counter-weight mechanism fixes a position work piece 11, from pinch mechanism 3 centre gripping work piece 11 of taking power send into fluting in fluting host computer 1, work piece 11 after the processing gets into on the roll table of unloading side through unloading side pinch mechanism 3, so far accomplish the fluting of work piece 11.

As shown in fig. 3, the slotting main machine 1 is composed of a main machine base 1.1, a small belt wheel Y1.2, a servo motor Y1.3, a belt Y1.4, a large belt wheel Y1.5, a driving system Y1.6, a rolling linear guide pair Y1.7, a slotting machine frame 1.8, a small belt wheel Z1.9, a servo motor Z1.10, a belt Z1.11, a large belt wheel Z1.12, a driving system Z1.13, a rolling linear guide pair Z1.14, a workpiece positioning mechanism 1.15, a tool magazine and a power mechanism 1.16, etc., wherein the left side and the right side of the main machine base 1.1 are respectively provided with two rolling linear guide pairs Y1.7, the guide of the rolling linear guide pair Y1.7 is connected with the main machine base 1.1, the slide block of the rolling linear guide pair Y1.7 is connected with the slotting machine frame 1.8, the bottom of the slotting machine frame 1.8 is provided with the driving system Y1.6, the servo motor Y1.3 drives the screw rod to rotate through the small belt wheel Y1.2, the small belt wheel Y1.4, the belt wheel Y1.5, a nut on a screw rod is fixed at the bottom of a slotting rack 1.8, so that a servo motor Y1.3 drives the slotting rack 1.8 to move, two rolling linear guide rail pairs Z1.14 are arranged on the inner side of the slotting rack 1.8, guide rails of the rolling linear guide rail pairs Z1.14 are connected with a tool magazine and a power mechanism 1.16, a sliding block of the rolling linear guide rail pair Z1.14 is connected with the slotting rack 1.8, a driving system Z1.13 is arranged at the bottom of the tool magazine and the power mechanism 1.16, the servo motor Z1.10 drives the screw rod to rotate through a small belt pulley Z1.9, a belt Z1.11 and a large belt pulley Z1.12, the nut on the screw rod is fixed at the bottom of the tool magazine and the power mechanism 1.16, so that the servo motor Z1.10 drives the tool magazine and the power mechanism 1.16 to move, and a workpiece positioning mechanism 1.15 is installed on the inner side surface of the slotting rack 1.8 and used for supporting and fixing a workpiece 11.

As shown in fig. 7, the workpiece positioning mechanism 1.15 includes a support roller frame 1.15.1, a pressing roller frame 1.15.2, a connecting plate a1.15.3, a support frame a1.15.4, an air cylinder a1.15.5, a linear rolling guide pair a1.15.6, a shaft a1.15.7, a roller 1.15.8, a lock nut a1.15.9, a roller 1.15.8 mounted on the shaft a1.15.7, a shaft a1.15.7 mounted on the support roller frame 1.15.1, a lock nut a1.15.9 locking the shaft a1.15.7, a support roller frame 1.15.1 mounted on a slotted frame 1.8, a support frame a1.15.4 mounted on an inner side surface of the slotted frame 1.8, a connecting plate a1.15.3 mounted on an upper side of the support frame a1.15.4, a linear rolling guide pair a1.15.6 mounted on the grooved frame a1.6, a linear rolling guide pair mounted on the roller 1.15.4, a pressing roller frame A1.15.1, a telescopic rod mounted on the air cylinder A1.15.1.5, a workpiece bar mounted on the cylinder A1.15.1.5, a telescopic cylinder for driving the workpiece, a workpiece A1.15.5, a telescopic cylinder for driving action, a workpiece bar for driving the workpiece, and a telescopic cylinder for driving the linear rolling guide for driving the workpiece to move.

As shown in fig. 8, the tool magazine and power mechanism 1.16 includes a motor b1.16.1, a coupling 1.16.2, a shaft seat 1.16.3, a tool 1.16.4, a spacer 1.16.5, a shaft b1.16.6, a lock nut b1.16.7, a tool magazine seat 1.16.8, and a slide plate seat 1.16.9, wherein the motor b1.16.1 is connected with the shaft b1.16.6 through the coupling 1.16.2 and is installed on the slide plate seat 1.16.9, the shaft seat 1.16.3 is fixed on the tool magazine seat 1.16.8, the shaft b1.16.6 fixes the tool 1.16.4 and the spacer 1.16.5 on the shaft seat 1.16.3 through upper and lower lock nuts b1.16.7, the shaft seat 1.16.3 is installed on the tool magazine seat 1.16.8, and the tool magazine seat 1.16.8 is installed on the slide plate seat 1.16.9.

As shown in fig. 4, the roller bed driving mechanism 2 includes a whole plate 2.1, a support 8, a motor reducer 2.3, a driving sprocket 2.4, a chain C2.5, a driven sprocket 2.6, a reference plate 2.7, a rubber roller 2.8, a seated bearing 2.9, and a chain D2.10, the whole plate 2.1 is installed on the support 8, the motor reducer 2.3 is installed on a side surface of the support 8, the driving sprocket 2.4 is installed on the motor reducer 2.3, the driven sprocket 2.6 is installed on the rubber roller 2.8, the rubber roller 2.8 is installed on the seated bearing 2.9, the seated bearing 2.9 is installed on the roller bed frame 7, the rubber roller 2.8 is sequentially connected through the chain D2.10, and the motor reducer 2.3 transmits power to the rubber roller 2.8 through the driving sprocket 2.4, the chain C2.5, and the driven sprocket 2.6, and the reference plate 2.7 is installed on the roller bed frame 7, thereby positioning the workpiece 11.

As shown in fig. 5, the clamping and conveying mechanism 3 comprises a support E3.1, an upper rubber roll frame 3.2, a rolling linear guide pair E3.3, a connecting plate E3.4, an adjusting screw 3.5, a spring 3.6, an upper rubber roll 3.7, a lower rubber roll 3.8 and a motor E3.9, a bearing is arranged in the support E3.1, shaft heads at two ends of the lower rubber roll 3.8 are arranged in the bearing, a guide rail of the rolling linear guide pair E3.3 is arranged on the support E3.1, a slide block of the rolling linear guide pair E3.3 is arranged on the upper rubber roll frame 3.2, the bearing is arranged in the upper rubber roll frame 3.2 at the left side, one end of the upper rubber roll 3.7 is arranged in the bearing, the motor E3.9 is arranged on the upper rubber roll frame 3.2 at the right side, the motor E3.9 is connected with the other end shaft head of the upper rubber roll 3.7, the connecting plate E3.4 is installed on the support E3.1, the adjusting screw 3.5 is installed in the connecting plate E3.4, two ends of the spring 3.6 are respectively installed in the adjusting screw 3.5 and the upper rubber roll frame 3.2, the adjusting screw 3.5 adjusts the tightness of the spring 3.6, the spring 3.6 automatically adapts to workpieces 11 with different thicknesses, the motor E3.9 transmits power to the upper rubber roll 3.7, the workpieces 11 are pressed under the action of the spring 3.6 when passing through the upper rubber roll 3.7 and the lower rubber roll 3.8, and the upper rubber roll 3.7 and the lower rubber roll 3.8 rotate to drive the workpieces 11 to move.

As shown in fig. 6, the centering mechanism 4 includes a reference block 4.1, a cylinder block 4.2, a cylinder F4.3, a lock nut F4.4a, a roller F4.4, a shaft F4.5, a moving plate 4.6, a rolling linear guide pair F4.7, a seat plate 4.8, the seat plate 4.8 is installed on the roller rack 7, the reference block 4.1 is installed on the seat plate 4.8, the cylinder block 4.2 is installed on the seat plate 4.8, the reference block 4.1 and the cylinder block 4.2 are installed on the seat plate 4.8, a guide rail of the rolling linear guide pair F4.7 is installed on the seat plate 4.8, a slider of the rolling linear guide pair F4.7 is installed on the moving plate 4.6, a tail end of the cylinder F4.3 is installed in the cylinder block 4.2, a cylinder rod of the cylinder F4.3 is installed on the moving plate 4.6, the shaft F4.5 is installed on the moving plate 4.6, the roller F4.4.4 is locked on the shaft F4.5 by the lock nut 4.a, the roller F4.3 drives the roller 4.4.4.4.4.4 to perform positioning, and push the workpiece.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides an automatic tool changing numerical control double-end fluting processing lines which characterized in that: including fluting host computer (1), roller way actuating mechanism (2), pinch mechanism (3), centering mechanism (4), rubber roll assembly (5), sprocket chain (6), roller frame (7), support (8), base (9), adjusting plate (10), the centre at base (9) is installed in fluting host computer (1), the bottom at base (9) is installed in adjusting plate (10), the both sides at base (9) are installed respectively in support (8), rubber roll assembly (5) are installed on roller frame (7), sprocket chain (6) are connected several rubber roll assembly (5) and are constituted the roller way, the both sides of unloading all are provided with one set of roller way actuating mechanism (2) on the roller way, work piece (11) have been placed on roller frame (7) in centering mechanism (4), pinch mechanism (3) centre gripping work piece (11) are sent into in fluting host computer (1).

2. The automatic tool changing numerical control double-end grooving machining production line according to claim 1, characterized in that: the slotting main machine (1) comprises a main machine base (1.1), a small belt wheel Y (1.2), a servo motor Y (1.3), a belt Y (1.4), a large belt wheel Y (1.5), a driving system Y (1.6), a rolling linear guide rail pair Y (1.7), a slotting machine frame (1.8), a small belt wheel Z (1.9), a servo motor Z (1.10), a belt Z (1.11), a large belt wheel Z (1.12), a driving system Z (1.13), a rolling linear guide rail pair Z (1.14), a workpiece positioning mechanism (1.15), a tool magazine and a power mechanism (1.16) and the like, wherein two rolling linear guide rail pairs Y (1.7) are respectively arranged on the left side and the right side of the main machine base (1.1), a guide rail of the rolling linear guide rail pair Y (1.7) is connected with the main machine base (1.1), a sliding block of the rolling linear guide rail pair Y (1.7) is connected with the main machine frame (1.1), a nut of the rolling linear guide rail pair Y (1.7) is arranged on the bottom of the slotting machine frame (1.8), a screw pair Y (1.1) is fixed on the small belt wheel Y (1.3), a screw rod (1.3) of the rolling linear guide rail pair (1.5) and a screw rod (1.1) of the rolling linear guide rail pair (1.1) are fixed on the servo motor (1.1), and a rotary screw rod (1.1) through a screw rod (1.14), the rolling linear guide rail pair Z (1.14) is characterized in that a sliding block is connected with a slotting rack (1.8), a driving system Z (1.13) is arranged at the bottom of a tool magazine and a power mechanism (1.16), a servo motor Z (1.10) drives a lead screw to rotate through a small belt pulley Z (1.9), a belt Z (1.11) and a large belt pulley Z (1.12), a nut on the lead screw is fixed at the bottom of the tool magazine and the power mechanism (1.16), and a workpiece positioning mechanism (1.15) is installed on the inner side face of the slotting rack (1.8).

3. The automatic tool changing numerical control double-end grooving machining production line according to claim 2 is characterized in that: the workpiece positioning mechanism (1.15) comprises a support roller frame (1.15.1), a pressing roller frame (1.15.2), a connecting plate A (1.15.3), a support A (1.15.4), a cylinder A (1.15.5), a rolling linear guide rail pair A (1.15.6), a shaft A (1.15.7), a roller (1.15.8) and a locking nut A (1.15.9), wherein the roller (1.15.8) is installed on the shaft A (1.15.7), the shaft A (1.15.7) is installed on the support roller frame (1.15.1), the locking nut A (1.15.9) is used for locking the shaft A (1.15.7), the support roller frame (1.15.1) is installed on a slotted machine frame (1.8), the support A (1.15.4) is installed on the inner side face of the machine frame (1.8), the support A (1.15.4) is installed on the upper side of the roller frame (1.15.1.6), a connecting plate A (1.15.6) is installed on the straight linear guide rail pair A (1.15.6) and a connecting plate A (1.6) is installed on the rolling linear guide rail (1.15.6) and the connecting plate A.

4. The automatic tool changing numerical control double-end grooving machining production line of claim 2 is characterized in that: the tool magazine and power mechanism (1.16) comprises a motor B (1.16.1), a coupler (1.16.2), an axle seat (1.16.3), a tool (1.16.4), a cushion block (1.16.5), a shaft B (1.16.6), a locking nut B (1.16.7), a tool magazine seat (1.16.8) and a sliding plate seat (1.16.9), wherein the motor B (1.16.1) is connected with the shaft B (1.16.6) through the coupler (1.16.2) and is installed on the sliding plate seat (1.16.9), the axle seat (1.16.3) is fixed on the tool magazine seat (1.16.8), the shaft B (1.16.6) fixes the tool (1.16.4) and the cushion block (1.16.5) on the axle seat (1.16.3) through the upper and lower locking nuts B (1.16.7), and the shaft B (1.16.3) is installed on the tool magazine seat (1.8) and the sliding plate seat (1.16.9).

5. The automatic tool changing numerical control double-end grooving machining production line according to claim 1, characterized in that: roller table actuating mechanism (2) are including whole board (2.1), support (8), motor reducer (2.3), drive sprocket (2.4), chain C (2.5), driven sprocket (2.6), benchmark board (2.7), rubber roll (2.8), rolling bearing (2.9), chain D (2.10), whole board (2.1) is installed on support (8), the side at support (8) is installed in motor reducer (2.3), drive sprocket (2.4) are installed on motor reducer (2.3), driven sprocket (2.6) are installed on rubber roll (2.8), rubber roll (2.8) are installed on rolling bearing (2.9), rolling bearing (2.9) are installed on roller table frame (7), rubber roll (2.8) connect gradually through chain D (2.10).

6. The automatic tool changing numerical control double-end grooving machining production line of claim 1, characterized in that: pinch mechanism (3) include support E (3.1), rubberizing roller frame (3.2), the vice E (3.3) of roll linear guide, connecting plate E (3.4), adjusting screw (3.5), spring (3.6), rubberizing roller (3.7), lower rubberizing roller (3.8), motor E (3.9), the bearing is equipped with in support E (3.1), install in the bearing rubber roll (3.8) both ends spindle nose down, the guide rail of the vice E (3.3) of roll linear guide is installed on support E (3.1), the slider of the vice E (3.3) of roll linear guide is installed on rubberizing roller frame (3.2), and is left install the bearing spindle nose in rubberizing roller frame (3.2), it installs in the bearing to go up rubber roll (3.7) one end spindle nose, and the right side install motor E (3.9) on rubberizing roller frame (3.2), motor E (3.9) is connected with the other end of rubberizing roller (3.7), install on connecting plate E (3.4) support E (3.5) the adjusting screw (3.5) and adjusting screw (3.5) install respectively in rubberizing roller frame (3.3.3.3.3.3.3.3) two.

7. The automatic tool changing numerical control double-end grooving machining production line of claim 1, characterized in that: centering mechanism (4) include benchmark piece (4.1), cylinder block (4.2), cylinder F (4.3), lock nut F (4.4 a), gyro wheel F (4.4), axle F (4.5), movable plate (4.6), the vice F (4.7) of rolling linear guide, bedplate (4.8) are installed on roller frame (7), benchmark piece (4.1) is installed on bedplate (4.8), cylinder block (4.2) are installed on bedplate (4.8), benchmark piece (4.1), cylinder block (4.2) are installed on bedplate (4.8), the guide rail of the vice F (4.7) of rolling linear guide is installed on bedplate (4.8), the slider of the vice F (4.7) of rolling linear guide is installed on movable plate (4.6), the tail end of cylinder F (4.3) is installed in cylinder block (4.2), install on cylinder F (4.3) the movable plate (4.6) of gyro wheel F, install on cylinder F (4.5) axle F (4.5) through lock nut F (4.5).

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