CN209424608U - One kind being used for the inside and outside cutting edge of pliers and the automation integrated machining tool of square opening - Google Patents

Abstract

The utility model discloses an automatic integrated processing machine tool for inner and outer cutting edges and square mouths of pliers, which includes a machine base on which two groups of milling cutter assemblies are arranged side by side, which are respectively the first milling cutter assembly, The second milling cutter assembly, and the processing tool assembly of the first milling cutter assembly can tilt and swing and its milling cutter spindle is vertically arranged, and corresponds to the cutting edge of the pliers to be processed; the milling cutter spindle of the second milling cutter assembly is horizontally arranged, And the second milling cutter assembly is arranged behind the first milling cutter assembly, and the processing position of the first milling cutter assembly and the processing position of the second milling cutter assembly share the processing fixture, and the processing fixture passes through the movable clamp seat and the clamp seat. The platform realizes the automatic sequential movement of the two processing stations; the purpose of this utility model is to provide an automatic integrated processing machine tool for the internal and external cutting edges and square mouths of the pliers, which facilitates the processing of the internal and external cutting edges and square mouths of the pliers, and reduces clamping process, increase speed and increase efficiency to reduce processing costs.

Description

An automatic integrated processing machine tool for inner and outer cutting edges and square mouths of pliers

technical field

The invention belongs to the field of hardware tool manufacturing, and relates to a processing device for pliers, in particular to an automatic integrated processing machine tool for internal and external cutting edges and square mouths of pliers.

Background technique

Pliers are a hardware tool that is widely used, and the head part of the pliers is the main working element of the pliers, which is used to cut electric wires, iron wires or thin iron sheets. The functional area of the pliers head generally includes the following elements: the inner cutting edge and the outer cutting edge, as shown in Figure 1-2, the pliers are composed of two symmetrical halves of the left and right centers, which are respectively the left pliers body 8011 and the right pliers body 8012 , which respectively include a pliers head 81 and a pliers handle 82; on the pliers head 81, an outer cutting edge 802 for cutting, an inner cutting edge 803 and a square opening 804, and a grinding disc for assembly (the center circle in the figure hole, not marked).

In addition, by observing the cutting edge and square mouth of the pliers, combined with the characteristics of the pliers, we can know (Figure 1-Figure 2), that the cutting edge and square mouth of the pliers are inclined structures, and the size of the pliers is different, and the angle of the inclined mouth is the same as The positions are all different; therefore, when the general automatic processing equipment processes different pliers cutting edges, it needs to use different fixtures for clamping, and the replacement time is longer.

In the existing pliers head processing technology, when manufacturing pliers, the four elements on the pliers head are completed by two processes and divided into eight processing stations, and the left pliers body is clamped four times and processed four times. station; the right pliers body is clamped four times and has four processing stations; and most of the existing technologies are manually clamped, resulting in low production efficiency and high labor intensity.

Especially for the processing of the outer cutting edge, inner cutting edge and square mouth of the pliers, the existing equipment mostly uses manual or mechanical arms for picking and placing, and the manual method is inefficient, while the mechanical arm for clamping is overkill. Moreover, the loss is large, and the equipment investment is high. For the traditional hardware manufacturing industry, its profit is originally low. Such a high equipment investment is not suitable, and its production efficiency is limited by the back and forth rotation of the mechanical arm and clamping and placing. , and the efficiency is not high.

For mature hardware tools, the price is relatively low. How to improve the processing technology, improve product quality and reduce processing costs is an important goal of all processing manufacturers. The present invention mainly provides a new processing machine tool, which facilitates the arrangement of pliers bodies in rows, reduces processing procedures, provides technical support for efficient production, and facilitates automatic processing and feeding.

Contents of the invention

The object of the present invention is to solve the above problems, to provide an automatic integrated processing machine tool for internal and external cutting edges and square mouths of pliers, which facilitates the processing of internal and external cutting edges and square mouths of pliers, reduces the clamping process, increases speed and increases efficiency, and reduces processing costs .

In order to achieve the above object, the technical solution adopted by the present invention is: a machine tool for automatic integrated processing of inner and outer cutting edges and square mouths of pliers, which includes a machine base on which two groups of milling cutter assemblies are arranged side by side, They are respectively the first milling cutter assembly and the second milling cutter assembly, and the processing tool assembly of the first milling cutter assembly can tilt and swing and its milling cutter spindle is vertically arranged, and corresponds to the cutting edge of the pliers to be processed; the second milling cutter The assembly milling cutter main shaft is arranged horizontally, and the second milling cutter assembly is arranged behind the first milling cutter assembly, and the processing position of the first milling cutter assembly and the processing position of the second milling cutter assembly share the processing fixture, and the processing fixture passes through the fixture The movable platform under the seat and the fixture seat realizes the automatic sequential movement of the two processing stations; the first milling cutter assembly includes: a first milling cutter frame arranged on the machine base, and the first milling cutter frame is arranged above the Fan-shaped structure, and the front end surface of the fan-shaped structure is provided with a fan-shaped sliding groove, the fan-shaped center of the sliding groove on the front surface is provided with a rotating shaft core connected to the rotating arm, one end of the rotating arm is rotatably sleeved on the rotating shaft core, and the rotating arm The other end is fixed on the bottom of the sliding seat, and the upper end of the sliding seat is inserted into the sliding groove of the first milling cutter frame through the provided sliding card; the sliding seat is movably connected with the first milling cutter seat through the sliding seat groove, and the first The side of the milling cutter seat is provided with a first milling cutter motor and a supporting drive mechanism, and the first milling cutter is provided under the first milling cutter seat; the second milling cutter assembly includes: a fixed base arranged on the machine base, and a fixed base The second milling cutter frame is movable on the top, and the milling cutter frame drives the second screw rod to control the horizontal movement through the second feed motor set on the fixed base; the second milling cutter assembly is provided with a movable up and down The second milling cutter holder, and the second milling cutter set on it.

Further, the sliding card of the first milling cutter assembly is an arc-shaped card corresponding to the fan-shaped sliding groove, and the sliding groove has a protruding surface structure, and the arc-shaped ends on both sides of the sliding groove are provided with buttons for restricting the sliding seat from continuing to rotate. Side blocks.

Further, the side wall of the first milling cutter seat of the first milling cutter assembly is provided with a milling cutter seat slider, the corresponding sliding seat is provided with a first sliding seat groove, and the milling cutter seat slider is provided with a screw hole , which is equipped with a first screw mandrel, which is connected with the first knife feed motor provided on the sliding seat.

Further, the bottom of the second milling cutter frame of the second milling cutter assembly is embedded in the chute of the fixed base, and the lower end of the bottom is connected with a second threaded rod, and the second threaded rod is connected with the second walkway provided on the side of the fixed base. The knife motor is connected.

Further, the second milling cutter holder is arranged in the second milling cutter frame of the U-shaped structure, guide rails are respectively arranged on the U-shaped hollow side walls, slide blocks are arranged on the guide rails, and each slide block is respectively fixed on the second milling cutter frame. On the side wall of the cutter seat; the second milling cutter is fixed on the second milling cutter rod lying on the second milling cutter seat; the second milling cutter motor is arranged above the second milling cutter seat to drive the milling cutter to rotate.

Further, a lifting motor is arranged under the rear side of the second milling cutter seat, which is connected with the second milling cutter seat through a connected lifting rod.

Further, the clamp base is connected with a clamp base drive, which is a hydraulic cylinder assembly or a pneumatic cylinder assembly or an electric telescopic rod assembly.

Further, there are two groups of fixture seats, which are located in front of the first milling cutter frame and the second milling cutter frame respectively, and the two sets of fixture seats are fixed on a platform that can move X-Y orthogonally on a horizontal plane, Both groups of fixture seats can move to two processing stations, and when one group moves to the processing station, the other group moves away.

Further, a pliers fixing fixture for fixing the pliers body is provided on the clamp seat. Normally, the cutting edge of the pliers body is fixed upwards to correspond to the milling cutter being machined.

Beneficial effects of the present invention: the present invention provides an automatic integrated processing machine tool for internal and external cutting edges and square mouths of pliers, which facilitates the processing of internal and external cutting edges and square mouths of pliers, reduces clamping procedures, increases speed and increases efficiency, and reduces processing costs , In addition to the clamping and blanking of the pliers, multiple processing procedures are processed sequentially to achieve automation.

1. The rotatable first milling cutter assembly is specially designed, and the milling cutter is driven by the rotating arm to process the inner cutting edge or the outer cutting edge; by changing the stroke and turning left and right, the two cutting edges of the pliers can be simultaneously processed. Processing; when the first milling cutter assembly is on the left side, mill the inner edge of the left pliers (short feed stroke), and immediately mill the outer edge of the right pliers (long feed stroke) after completion; complete the above processing Finally, turn the first milling cutter assembly to the right, then mill the inner edge of the right pliers (short feed stroke), and immediately mill the outer edge of the left pliers (long feed stroke) after completion. The feed stroke of the first milling cutter can be controlled by controlling the first cutter feed motor. In this way, at one clamping position, four processing operations are realized.

2. The feeding and discharging method is specially designed, and the feeding and discharging are carried out in a cycle, and the processing interval is short, which improves the processing efficiency. Refer to Fig. 10-Fig. 11 for the processing mode of circulating feeding and discharging, as well as specific examples.

Description of drawings

Fig. 1 is a schematic diagram of the existing pliers structure.

Fig. 2 is a schematic diagram of the split structure of the existing pliers.

Fig. 3 is a schematic diagram of the three-dimensional structure of the present invention.

Fig. 4 is a schematic diagram of the front view of the structure of the present invention.

Fig. 5 is a schematic diagram of the left view structure of the present invention.

Fig. 6 is a schematic diagram of the right view structure of the present invention.

Fig. 7 is an exploded schematic diagram of the structure of the first milling cutter seat of the present invention.

Fig. 8 is an exploded schematic view of the structure of the second milling cutter seat of the present invention.

FIG. 9 is a schematic diagram of the positions of the clamp base and its clamp fixing clamp and clamp body in FIG. 3 .

Fig. 10 is a schematic diagram of the moving station of the fixture seat when the present invention works - the initial state.

Fig. 11 is a schematic diagram of the moving station of the fixture seat when the present invention is working - cycle state.

The text labels in the figure are expressed as:

8011, left pliers body; 8012, right pliers body; 81, pliers head; 82, pliers handle; 801, grinding disc; 802, outer cutting edge; 803, inner cutting edge; 804, square mouth;

1. Machine base; 2. Platform; 3. Fixture seat; 31. Drive of fixture seat; 32. Fixing fixture with pliers;

4. The first milling frame; 41. Sliding groove; 411. Side block; 412. Shaft core;

42. Sliding seat; 421. The first motor; 422. The card of the sliding seat; 423. The groove of the first sliding seat; 424. The rotating arm; 425. The first screw rod;

43. The first milling cutter seat; 431. The screw hole; 432. The slider of the milling cutter seat;

44. The first milling cutter motor; 441. The driving wheel; 442. The driven wheel; 45. The first milling cutter;

5. The second milling cutter frame; 51. The fixed base;

52, the second milling cutter seat; 521, the guide rail; 522, the slider; 523, the second milling cutter bar; 524, the second milling cutter;

53. The second milling cutter motor; 54. The lifting motor; 541. The lifting rod;

55, the motor for the second feed motor; 551, the second screw mandrel.

Detailed ways

In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory, and should not have any limiting effect on the protection scope of the present invention. .

As shown in Fig. 3-Fig. 9, the specific structure of the present invention is: a kind of automatic integral processing machine tool for inner and outer cutting edge of pliers and square mouth, it comprises machine base, and two groups are arranged side by side on the said machine base 1 The milling cutter assembly is respectively the first milling cutter assembly and the second milling cutter assembly, and the processing tool assembly of the first milling cutter assembly can tilt and swing and its milling cutter spindle is vertically arranged, and corresponds to the cutting edge of the pliers to be processed; The milling cutter spindle of the second milling cutter assembly is arranged horizontally, and the second milling cutter assembly is arranged behind the first milling cutter assembly, and the processing position of the first milling cutter assembly and the processing position of the second milling cutter assembly share a processing fixture, and The processing fixture realizes the automatic sequential movement of the two processing stations through the fixture seat 3 and the movable platform 2 below the fixture seat 3 .

Referring to Fig. 3 and Fig. 7, the first milling cutter assembly includes: the first milling cutter frame 4 arranged on the machine base 1, the upper part of the first milling cutter frame 4 is arranged as a fan-shaped structure, and the front end surface of the fan-shaped structure A fan-shaped sliding groove 41 is provided on the top, and a rotating shaft core 412 connected with a rotating arm 424 is provided at the fan-shaped center of the sliding groove on the front end. One end of the rotating arm 424 is rotatably set on the rotating shaft core 412, and the other end of the rotating arm 424 is fixed. At the bottom of the sliding seat 42, the upper end of the sliding seat 42 is inserted into the sliding groove of the first milling cutter frame 4 through the sliding card 425 provided; the sliding seat 42 is movably connected with the first milling cutter seat through the sliding seat groove 41 43. A first milling cutter motor 44 and a supporting drive mechanism are arranged on the side of the first milling cutter holder 43, and a first milling cutter 45 is arranged under the first milling cutter holder 43.

Referring to Fig. 3 and Fig. 8, the second milling cutter assembly includes: a fixed base 51 arranged on the base 1, and a second milling cutter frame 5 movable on the fixed base 51, the milling cutter frame 5 The second screw mandrel 551 is driven by the second feed motor 55 arranged on the fixed base 51 to control the horizontal movement; the second milling cutter assembly is provided with a second milling cutter seat 52 which can move up and down, and a second milling cutter seat 52 arranged on it Two milling cutters 524.

Preferably, the sliding card 422 of the first milling cutter assembly is an arc-shaped card corresponding to the fan-shaped sliding groove 41, and the sliding groove is a protruding surface structure of 41, and the arc-shaped ends on both sides of the sliding groove 41 are provided with holes for limiting sliding. The side stopper 411 that seat 42 continues to rotate.

Preferably, the side wall of the first milling cutter seat 43 of the first milling cutter assembly is provided with a milling cutter seat slider 432, and the corresponding sliding seat 42 is provided with a first sliding seat groove 423, and on the milling cutter seat slider 432 A threaded mandrel hole 431 is provided, in which a first threaded mandrel 425 is fitted, and the first threaded mandrel 425 is connected with the first knife-feeding motor 421 provided on the sliding seat 41 .

Preferably, the bottom of the second milling cutter frame 5 of the second milling cutter assembly is embedded in the chute of the fixed base 51, and the lower end of the bottom is connected with a second screw 551, and the second screw 551 is connected to the side of the fixed base 51. The second feed motor 53 provided is connected.

Preferably, the second milling cutter holder 52 is arranged in the second milling cutter frame 5 of U-shaped structure, and guide rails 521 are respectively arranged on the U-shaped hollow side walls, and slide blocks 522 are arranged on the guide rails 521, and each slide block 522 Be respectively fixed on the side wall of the second milling cutter seat 52; the second milling cutter 524 is fixed on the second milling cutter bar 523 lying on the second milling cutter seat 524; the second milling cutter seat 52 is provided with a drive The second milling cutter motor 53 that the milling cutter rotates.

Preferably, a lifting motor 54 is arranged below the rear side of the second milling cutter seat 52 , which is connected to the second milling cutter seat 52 through a connected lifting rod 541 .

Preferably, the clamp base 3 is connected with a clamp base drive 31, which is a hydraulic cylinder assembly or a pneumatic cylinder assembly or an electric telescopic rod assembly.

Preferably, two sets of fixture seats are provided, which are located in front of the first milling cutter frame 4 and the second milling cutter frame 5 respectively, and the two sets of fixture seats 3 are fixed on a horizontal plane for X-Y orthogonal movement. On the platform 2, both groups of fixture seats 3 can move to two processing stations, and when one group moves to the processing station, the other group moves away.

Preferably, the clamp seat 3 is provided with a pliers fixing fixture 32 for fixing the pliers body.

Referring to Fig. 3, Fig. 4 and Fig. 7, the present invention specially designs the rotatable first milling cutter assembly, and the milling cutter is driven by the rotating arm 424 to process the inner cutting edge or the outer cutting edge; by changing the stroke and turning left and right Simultaneous machining of both cutting edges of the pliers; when the first milling cutter unit is on the left, milling of the inner cutting edge of the left pliers (short feed stroke), milling of the outer edge of the right pliers immediately after completion mouth (feed stroke is long); after the above processing is completed, turn the first milling cutter assembly to the right, and then mill the inner edge of the right pliers (short feed stroke), and immediately mill the outer edge of the left pliers mouth (long feed stroke). The feed stroke of the first milling cutter can be controlled by controlling the first cutter feed motor. In this way, at one clamping position, four processing operations are realized.

In addition, the present invention specially designs the way of feeding and discharging, and the feeding and discharging are carried out in a cycle, the processing interval is short, and the processing efficiency is improved.

FIG. 9 is a schematic diagram of the position of the clamp base 3 and its clamp fixing clamp 32 in FIG. 3 to fix the clamp body. Regarding the pliers fixing fixture 31, there are many possible design methods, as long as it can meet the requirement of maintaining the processing surface corresponding to the milling cutter for processing, this is not the point of the invention of the present invention, and it does not affect the technical solution of the invention. The understanding and expression of it will not be described here.

Refer to Figure 10-Figure 11 for the cycle feed and discharge processing methods. In specific use, as shown in FIG. 10 , it is a schematic diagram of the moving station of the clamp seat 3 when the present invention works—the initial state. Carry out material loading at the loading position in front of the first milling cutter frame 4 first, then move to the first processing position and wait for processing; at this time, another clamp seat 3 is in the feeding position in front of the second milling cutter frame 5, Its next step is to move to the feeding position for feeding.

Then by rotating the first milling cutter seat 43, the first milling cutter 45 is driven to process the inner cutting edge or the outer cutting edge under the drive of the rotating arm 424; Simultaneous processing; when the first milling cutter 45 is on the left side, mill the inner cutting edge (short feed stroke) of the left side pliers, and immediately mill the outer cutting edge (feed stroke length) of the right side pliers after completion; complete the above After processing, turn the first milling cutter seat 43 and the first milling cutter 45 to the right side, then mill the inner cutting edge of the right side pliers (the feed stroke is short), and immediately mill the outer cutting edge of the left side pliers (feeding stroke) after finishing. give long trips). The feed stroke of the first milling cutter can be controlled by controlling the first cutter feed motor. In this way, at one clamping position, four processing operations are realized.

Wherein the sliding groove 41, the sliding seat card 422, and the rotating shaft core 412 function as movement limiters; and the side stoppers 411 are used to limit the movement of the sliding seat 42 on both sides and serve as a positioning reference.

After completing the above processing, go to the next step, and refer to Fig. 11 for a schematic diagram of the moving station of the clamp seat 3 when the present invention is working - cycle state. When the first processing position is processed, the second clamp seat 4 moves to the loading position in front of the first milling cutter frame 4 for loading; after the first processing position finishes processing, the clamp seat 3 on it moves to the second Processing is carried out at the second processing position in front of the milling cutter frame 5, and at the same time, another clamp seat 3 is moved to the first processing position for processing.

So cycle.

The invention facilitates the machining of internal and external cutting edges and square mouths of the pliers, reduces the clamping process, increases speed and efficiency, and reduces processing costs. In addition to clamping and blanking of the pliers, multiple processing processes are sequentially processed to realize automation.

It should be noted that, in this document, the term "comprising", "comprising" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, It also includes other elements not expressly listed, or elements inherent in the process, method, article, or apparatus.

In this paper, specific examples are used to illustrate the principle and implementation of the present invention. The description of the above examples is only used to help understand the method and core idea of the present invention. The above is only a preferred embodiment of the present invention. It should be pointed out that due to the limitation of literal expression, there are objectively unlimited specific structures. Under these circumstances, several improvements, modifications or changes can also be made, and the above-mentioned technical features can also be combined in an appropriate manner; these improvements, modifications, or combinations, or the idea and technical solution of the invention can be directly applied to other occasions without improvement should be regarded as the protection scope of the present invention.

Claims (9)

1. one kind is used for the inside and outside cutting edge of pliers and the automation integrated machining tool of square opening, it includes base, which is characterized in that Being arranged side by side on the base has two groups of mill cutter assemblies, respectively the first mill cutter assemblies, the second mill cutter assemblies, and the first milling cutter group The process tool component of part can with wallowing motion and its mill principal axis it is vertically arranged and corresponding with pincer cutting edge to be processed；The Two mill cutter assemblies mill principal axis accumbency setting, and second mill cutter assemblies are arranged after the first mill cutter assemblies, and the first milling Knife assembly machining position and the second mill cutter assemblies machining position share clamp for machining, and clamp for machining passes through under clamping fixture seat and clamping fixture seat The moveable platform of side realizes that the automatic sequence of two processing stations is mobile；

First mill cutter assemblies include: the first milling cutter rack being arranged on base, are set as fanning above the first milling cutter rack Shape structure, and the sliding groove of sector structure is provided on the front end face of sector structure, the fan-shaped the center point of front end face sliding groove is set It is equipped with the shaft core being connected with cursor, cursor one end is rotatably mounted around on shaft core, and the cursor other end is fixed on Sliding seat bottom, and sliding seat upper end is embedded into the sliding groove of the first milling cutter rack by the sliding card being arranged；Sliding seat Upper be movably connected by slide slot has the first milling cutter seat, and the first milling cutter seat side is provided with the first cutter motor and mating Driving mechanism, the first milling cutter seat lower section are provided with the first milling cutter；

Second mill cutter assemblies include: second of activity setting on the firm banking and firm banking being arranged on base Milling cutter rack, the milling cutter rack drive the second screw rod controlled level to move by the second cutting feed being arranged on firm banking It is dynamic；The second milling cutter seat that can be up and down is provided on second mill cutter assemblies, and the second milling cutter being arranged thereon.

2. it is according to claim 1 a kind of for the inside and outside cutting edge of pliers and the automation integrated machining tool of square opening, it is special Sign is that the sliding card of first mill cutter assemblies is arc card corresponding with fan-shaped sliding groove, and sliding groove is to protrude Surface texture is provided with the side block continued to rotate for limit slippage seat at the both sides arcuate end of sliding groove.

3. it is according to claim 2 a kind of for the inside and outside cutting edge of pliers and the automation integrated machining tool of square opening, it is special Sign is that the first milling cutter seat side wall of first mill cutter assemblies is provided with milling cutter seat sliding block, is provided on corresponding sliding seat First slide slot is provided with screw hole on milling cutter seat sliding block, is inside combined with the first screw rod, is arranged on the first screw rod and sliding seat The first cutting feed be connected.

4. it is according to claim 1 a kind of for the inside and outside cutting edge of pliers and the automation integrated machining tool of square opening, it is special Sign is that the second milling cutter bottom of the frame of second mill cutter assemblies is embedded into inside the sliding slot of firm banking, and bottom lower end It is connected with the second screw rod, the second screw rod is connected with the second cutting feed that firm banking side is arranged.

5. it is according to claim 1 a kind of for the inside and outside cutting edge of pliers and the automation integrated machining tool of square opening, it is special Sign is that the second milling cutter seat is arranged in the second milling cutter rack of U-shaped structure, is respectively arranged with guide rail in U-shaped hollow side wall, leads Sliding block is equipped on rail, each sliding block is separately fixed on the side wall of the second milling cutter seat；Second milling cutter is fixed on accumbency and exists On the second milling arbor on second milling cutter seat；The second cutter motor of driving milling cutter rotation is provided with above second milling cutter seat.

6. it is according to claim 5 a kind of for the inside and outside cutting edge of pliers and the automation integrated machining tool of square opening, it is special Sign is, is provided with lifting motor below the trailing flank of second milling cutter seat, passes through the elevating lever and the second milling cutter of connection Seat is connected.

7. according to claim 1 one kind described in -6 any one for the inside and outside cutting edge of pliers and square opening it is automation integrated plus Work lathe, which is characterized in that the clamping fixture seat is connected with clamping fixture seat driving, be hydraulic pressure cylinder assembly or air pressure cylinder component or Electric expansion bar assembly.

8. according to claim 1 one kind described in -6 any one for the inside and outside cutting edge of pliers and square opening it is automation integrated plus Work lathe, which is characterized in that the clamping fixture seat is provided with two groups, is in front of the first milling cutter rack respectively and the second milling cutter rack Front, and two groups of clamping fixture seats be each attached to can horizontal plane carry out on the platform of the orthogonal movement of X-Y, two groups of clamping fixture seats can be moved to Two processing stations, and one group when being moved to machining position, another group is removed.

9. according to claim 1 one kind described in -6 any one for the inside and outside cutting edge of pliers and square opening it is automation integrated plus Work lathe, which is characterized in that the pliers stationary fixture for grips pincers daughter is provided on the clamping fixture seat.