CN203339905U

CN203339905U - Motor coil forming machine

Info

Publication number: CN203339905U
Application number: CN2013203274894U
Authority: CN
Inventors: 尚勤贵; 崔克泉; 马长银
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-06-07
Filing date: 2013-06-07
Publication date: 2013-12-11
Anticipated expiration: 2023-06-07

Abstract

The utility model discloses a motor coil forming machine comprising a machine frame; a 1movable disc, a 2 fixed disc, a 3 fixed disc and a 4 movable disc are arranged on a main shaft; clamping jaw on the movable disc and the fixed disc is formed by a clamping jaw body and a cover plate; a right end face on a rear side of a gap of the 4 movable disc is provided with a rear arc forming plate extending outside; the rear arc forming plate is a step plate, wherein the top surface of a lower step plate is an arc plane, and an upper step plate is arranged on the left side on the arc plane of the lower step plate; the right end face of the upper step plate is an oblique plane; an arc forming piece is arranged on the main shaft on right side of the rear arc forming plate; the arc forming piece is formed by a vertical plate and a handle; an arc plate is arranged on the left side on top of the vertical plate; a roller is arranged on a pillar on the bottom surface of the arc plate, and another roller is rotatably arranged on a horizontal shaft; a rear arc forming plate is arranged on the disc body of the front side of the gap of the 4 movable disc, and the rear arc forming plate and the said rear arc forming plate have same structures; the motor coil forming machine is used for forming motor coils.

Description

A kind of motor coil forming machine

Technical field:

The utility model relates to a kind of forming technique, particularly the motor coil forming machine.

Background technology:

Frame type coil during direct current electromechanics drives and the hair style coil in frog type coil and AC motor rotor, because this coil has the shape of space multistory distortion, the insulating barrier of damage wires not in the forming process of forming machine, after moulding, not resilience etc. requires high, this shaping machine structure complexity, expensive, for being engaged in electrical machmary maintenance unit, due to little in batches, the forming machine of this costliness is not suitable for using.

Summary of the invention:

The mass of coil that the utility model purpose is to provide a kind of moulding is good and simple in structure, the easy to operate and low a kind of motor coil forming machine of price.

The technical scheme that realizes the utility model purpose is, a kind of motor coil forming machine, comprise motor and frame, it is characterized in that: the two ends of main shaft are rotatably supported in the stomidium of described frame left and right, described motor is the reducing motor that carries braking mechanism, described main shaft is provided with the baffle plate relative with travel switch on frame, be provided with from left to right the first Moving plate on described main shaft, the first price fixing, the second price fixing and the second Moving plate, described Moving plate and described main shaft are that angle is fixed, described price fixing and main shaft are matched in clearance, described price fixing is provided with the location-plate of flexible connection, the outer end of this location-plate is provided with the draw-in groove matched with housiung separator, respectively be provided with the nose card on the described main shaft on the right side of the left side of described the first Moving plate and the second Moving plate, the structure of described nose card is, described nose card forms a shape nose card by L shaped plate and a flat board, one end of described flat board and an end of described L shaped plate are hinged, be provided with a horizontal bearing pin on L shaped plate, the other end of this horizontal bearing pin is relative with the hole on described flat board, the lower end of one L shaped card is hinged with the axle be fixed on described L shaped plate outer surface, the external end head of this L shaped card level body is provided with downward crotch, the inner surface of this crotch body contacts with the dull and stereotyped outer surface of door shape nose card, the lower end of described nose card is provided with the cylinder cunning and fits in sleeve pipe, there is a sleeve of joining with described main shaft cunning the lower end of this sleeve pipe, claw on described Moving plate and price fixing is comprised of jaw body and cover plate, the lower end outer surface of described jaw body is provided with the groove matched with coil case, the upper end of described cover plate is fixed on the axle of described jaw body upper end, this axle is transferred in the hole of described jaw body, the axle of described jaw body is provided with and turns handle outside jaw body, one end of one extension spring turns being connected with described, its other end is connected with described jaw body, claw on described Moving plate is provided in a side of on the rear side disk body of Moving plate breach, and described price fixing claw is provided in a side of on the front side disk body of price fixing breach.A kind of motor coil forming machine, comprise motor and frame, it is characterized in that: the two ends of main shaft are rotatably supported in the stomidium of described frame left and right, described motor is the reducing motor that carries braking mechanism, described main shaft is provided with the baffle plate relative with travel switch on frame, be provided with from left to right the first Moving plate on described main shaft, the first price fixing, the second price fixing and the second Moving plate, described Moving plate and described main shaft are that angle is fixed, described price fixing and main shaft are matched in clearance, described price fixing is provided with the location-plate of flexible connection, the outer end of this location-plate is provided with the draw-in groove matched with housiung separator, respectively be provided with the nose card on the described main shaft in right side of the left side of described the first Moving plate and the second Moving plate, the structure of described nose card is, described nose card forms a shape nose card by L shaped plate and a flat board, one end of described flat board and an end of described L shaped plate are hinged, be provided with a horizontal bearing pin on L shaped plate, the other end of this horizontal bearing pin is relative with the hole on described flat board, the lower end of one L shaped card is hinged with the axle be fixed on described L shaped plate outer surface, the external end head of this L shaped card level body is provided with downward crotch, the inner surface of this crotch body contacts with the dull and stereotyped outer surface of door shape nose card, the lower end of described nose card is provided with the cylinder cunning and fits in sleeve pipe, there is a sleeve of joining with described main shaft cunning the lower end of this sleeve pipe, claw on described Moving plate and price fixing is comprised of jaw body and cover plate, the lower end outer surface of described jaw body is provided with the groove matched with coil case, the upper end of described cover plate is fixed on the axle of described jaw body upper end, this axle is transferred in the hole of described claw, the axle of described jaw body upper end is provided with and turns handle outside jaw body, one end of one extension spring turns being connected with described, and its other end is connected with described jaw body, the breach rear side right side of described the second Moving plate is provided with overhanging rear arc profiled sheeting, this rear arc profiled sheeting is stepped plate, the upper surface of plate of wherein getting out of a predicament or an embarrassing situation is arcwall face, the left side of at this, getting out of a predicament or an embarrassing situation the plate curved surfaces plate of topping bar, oblique to the right after arriving before oblique the serving as reasons that the right side of this plate of topping bar is ，Ci inclined-plane, inclined-plane, be provided with the arc molded part on the main shaft on described rear arc profiled sheeting right side, this arc molded part is by riser, handle forms, the left side, upper end of described riser is provided with arc, the lower surface of this arc is provided with column, roller is rotatably supported in the lower end of this column, gap between the inclined-plane of the side face of this roller and the described plate of topping bar is by the thickness of formed coil, also be provided with trunnion axis on the lower surface of described arc, in two lug plate holes of the two end supports of this trunnion axis on described arc lower surface, another roller is transferred on trunnion axis, on the side face of this another roller and described arc profiled sheeting, the distance of curved surfaces is by the width of formed coil, the lower end of described riser is provided with described main shaft and turns the sleeve pipe of joining, the right-hand member of this sleeve pipe connects a handles, stretch in the arc profiled sheeting on the second Moving plate right side outside being provided with on the right surface of front side disk body of described the second price fixing breach, the structure of this arc profiled sheeting is identical with the arc profiled sheeting of above-mentioned the second price fixing breach rear side disk body right-hand member, but the direction of its installation is for being symmetrical arranged.A kind of motor coil forming machine, comprise frame, it is characterized in that: the two end supports of main shaft is at the two ends of described frame left and right, be provided with from left to right the first Moving plate on described main shaft, the first price fixing, the second price fixing and the second Moving plate, described Moving plate and described main shaft are that angle is fixed, described price fixing and main shaft are matched in clearance, described price fixing is provided with the location-plate of flexible connection, the outer end of this location-plate is provided with the draw-in groove matched with housiung separator, claw on described Moving plate and price fixing is comprised of jaw body and cover plate, the lower end outer surface of described jaw body is provided with the groove matched with coil case, the upper end of described cover plate is fixed on the axle of described jaw body upper end, this axle is transferred in the hole of described claw, the axle of described jaw body upper end is provided with and turns handle outside jaw body, one end of one extension spring turns being connected with described, its other end is connected with described jaw body, the breach rear side right side of described the second Moving plate is provided with overhanging rear arc profiled sheeting, this rear arc profiled sheeting is stepped plate, the upper surface of plate of wherein getting out of a predicament or an embarrassing situation is arcwall face, the left side of at this, getting out of a predicament or an embarrassing situation the plate curved surfaces plate of topping bar, oblique to the right after arriving before oblique the serving as reasons that the right side of this plate of topping bar is ，Ci inclined-plane, inclined-plane, be provided with the arc molded part on the main shaft on described rear arc profiled sheeting right side, this arc molded part is by riser, handle forms, the left side, upper end of described riser is provided with arc, the lower surface of this arc is provided with column, roller is rotatably supported in the lower end of this column, gap between the inclined-plane of the side face of this roller and the described plate of topping bar is by formed coil thickness, also be provided with trunnion axis on the lower surface of described arc, in two lug plate holes of the two end supports of this trunnion axis on described arc lower surface, another roller is transferred on trunnion axis, on the side face of this another roller and described arc profiled sheeting, the distance of curved surfaces is by the height of formed coil, the lower end of described riser is provided with described main shaft and turns the sleeve pipe of joining, the right-hand member of this sleeve pipe connects a handles, stretch in the arc profiled sheeting on the second Moving plate right side outside being provided with on the right surface of front side disk body of described the second Moving plate breach, the structure of this arc profiled sheeting is identical with the arc profiled sheeting of above-mentioned the second price fixing breach rear side disk body right-hand member, but the direction of its installation is for being symmetrical arranged.

The utility model has the remarkable advantage that simple in structure, easy to operate quality is good and price is low compared with the prior art.

The accompanying drawing explanation:

Fig. 1 is frame type coil shaping machine perspective view; Fig. 2 is frog type coil shaping machine perspective view; Fig. 3 sends out shape coil forming machine perspective view, and Fig. 4 is forming machine nose card perspective view; Fig. 5 is forming machine claw perspective view; Fig. 6 is frame type coil schematic diagram, and Fig. 7 is the front view of frog type coil; Fig. 8 is the vertical view of Fig. 7, and Fig. 9 is the left view of Fig. 8, and Figure 10 sends out shape coil front view, and Figure 11 is the vertical view of Figure 10.

Embodiment:

The utility model has following examples:

1, the structure of frame type coil shaping machine and forming method.

Main shaft 10 is rotatably supported in the two ends of frame, be provided with from left to right 6 four dishes of 1

dish

3,2 dish 4,3 dish 5 and 4 dishes on this main shaft, wherein 1 dish and 4 dishes realize that by key and main shaft the torque transmission is connected with moving axially, and 2 dishes and 3 dishes are connected with frame, its fixing mechanism is, respectively be provided with location-plate 11 on this two disk body, there is a screw thread via hole upper end of this location-plate, and the screwed hole on disk body is relative therewith, and the outside of the bottom of this location-plate is provided with the breach that the front beam with frame matches, respectively be provided with a claw 2 on the rear side end face of 1 dish and 4 dish breach, respectively be provided with a claw 5 identical with 4 claw structures that coil with above-mentioned 2 dishes on the anterior end surface of 2 dishes and 3 dish breach, the structure of described claw is, the plate that is fixed in disk body top is provided with the groove that thickness and width with flatwise coil match, the left side of cover plate and described plate are hinged, bearing pin on bar is rotatably supported on disk body, one end of this bar is provided with the coupler body of stretching downwards and contacts with the front surface of above-mentioned cover plate, its other end is connected with an end of stage clip, the other end of this stage clip is connected (referring to Fig. 5) with disk body, respectively be provided with a nose card 1 on the right side main shafts of the left side of 1 dish and 4 dishes, this nose card bottom is that cylinder is slippery with the sleeve pipe be slidably supported on described main shaft, the lower end of this sleeve pipe is that sleeve and described main shaft are slippery, the structure of described nose card is, one plate and type nose card of the hinged composition of a L-type plate, one end of one horizontal cylinder is connected with the L-type plate, this cylinder is placed in described nose card, hole on the plate that its other end is hinged with above-mentioned and L-type plate is relative, the lower end of L-type kelly turns and joins mutually with the bearing pin on described L-type plate body, the other end of this L-type kelly has downward coupler body contact with a plate of nose card (referring to Fig. 4).The right sides of the left side of described 1 dish and 4 dishes respectively be provided with one with described 1 dish and 4 coil be connected and with the slippery cover of main shaft, this body is provided with the screwed hole matched with jackscrew, by this jackscrew, just can on main shaft, move or fixing above-mentioned 1 dish and 4 dishes, this 1 dish and 4 dishes are called Moving plate, and 2 dishes and 3 dishes are called price fixing.

The forming principle of frame type coil and method of operation, at first as required the distance between the distance between two Moving plates on the adjusted size main shaft of the frame type coil bending point of moulding and two price fixings is fixed each dish respectively after making it to match with main shaft and frame, the two ends, left and right of blank to be formed (prismatic coil) are hung on the horizontal cylinder of nose card at two ends, main shaft left and right, the rear lateral coil of prismatic coil and front lateral coil are placed in respectively in two claw grooves on Moving plate and the claw groove on price fixing and after locking simultaneously, starter motor rotates, the prismatic coil is opened and forms the frame type coil, in this forming process, two noses are stuck in mobile in opposite directions on main shaft and move down simultaneously, the angle that Moving plate opens is guaranteed by the position that is located at the block on main shaft, when the travel switch on this block and frame collides, motor stops operating, open the frame type coil of each nose card and each claw taking-up moulding, just can carry out the shaping work of next coil.Above-mentioned motor is for being with self-stopping reducing motor.

2, the shaping machine structure of frog type coil and forming method,

The frame of the structure of frog type coil shaping machine and frame type coil shaping machine, main shaft, two

Moving plates

3,6 and price fixing 4,5 and nose card, claw are all identical, but only have a left end nose card.Structure with respect to Fig. 1, increasing part is, be provided with arc molded part 9 on the main shaft on Moving plate 6 right sides, this molded part is by riser, front wheel on camber plate and lower arc shaped surface thereof and rear roller form, described camber plate is connected with the upper end of described riser, there is a sleeve pipe matched with described main shaft the lower end of described riser, described front wheel is located at the lower end of the vertical shaft be connected with described arc lower surface, described rear roller is located on the trunnion axis on the lower surface of described arc rear portion, the two ends of this trunnion axis are rotatably supported in two lug plate holes on described arc lower surface, the right side of described Moving plate 6 breach rear sides is provided with the rear arc profiled sheeting, this rear arc profiled sheeting is stepped plate, the upper surface of plate of wherein getting out of a predicament or an embarrassing situation is arcwall face, the left side of at this, getting out of a predicament or an embarrassing situation the plate curved surfaces plate of topping bar, the right side of this plate of topping bar is inclined-plane, oblique to the right after arriving before oblique the serving as reasons on this inclined-plane, the upper surface of this plate of getting out of a predicament or an embarrassing situation is arcwall face, the radian of the splayed coiler part on its radian and frog type coil right side matches, the thickness that the side face of the roller of the vertical shaft lower end of described arc molded part and the gap between described inclined-plane are frog type coil, the width that gap between the lower surface of the roller on described molded part trunnion axis and described overhanging curved surfaces is frog type coil, turn mutually on the sleeve pipe of joining and be provided with the handgrip for the described arc molded part 9 of rotation at described column lower end and main shaft.Stretch in the arc profiled sheeting 8 outside the second Moving plate outside being provided with on the anterior end surface of described the second price fixing breach, the structure of this arc profiled sheeting is identical with described aftershaping camber plate 7, but becomes to be symmetrical arranged.

Principle and the method for operation of the moulding of frog type coil, the left end of the prismatic coil of right-end openings is stuck in the nose card of forming machine main spindle left end, adjust distance between two distances between the claw on Moving plate and claw on two price fixings identical with the length of the coil paralleled in the middle of frog type coil simultaneously, after above-mentioned four claws block the coil of the front and back of coil, starter motor drives main shaft and rotates, after the coil of the parallel edges that is left end Eight characters right-end openings by the coil pulling shaping

Second step: the splayed of moulding frog type coil right-hand member and splay two oblique coil cases are being vertically arc, handle the handgrip of arc molded part, front wheel on vertical shaft is pressed in the coil case of back on the inclined-plane of rear arc profiled sheeting 7 upper surfaces on the right flank of disk body of Moving plate 6 breach rear sides, after simultaneously the rear roller on trunnion axis is pressed in above-mentioned coil case above-mentioned arc and gets out of a predicament or an embarrassing situation on the upper curved surfaces of plate, above-mentioned handgrip is rotated backward, roller on vertical shaft stops while going to the rear end on above-mentioned inclined-plane, completes the moulding of frog type coil back; Then the handgrip forwards, carry out moulding to coil in front, and method is same as described above, front arc profiled sheeting 8 on the breach front side disk body of price fixing 5 is identical with above-mentioned rear arc profiled sheeting 7 structures, but installation direction is contrary, method of operation is identical, but the rotation direction of handle is for forward.Arrive this, frog type coil completes, and the straightway of the right-hand member of frog type coil is to curve in passing by hand when placing in the rotor groove, and leicht fallen D/A.

3, the shaping machine structure of hair style coil and forming method, the shape of hair style coil is different with frog type coil from the frame type coil, its mid portion is a straight line, the left end of this straight line has 120 degree bendings of folding backward, the right-hand member of this straight line has 120 degree bendings of folding forward, each horizontal linear section (referring to Figure 11) of the termination of described left and right two bendings, the vertical direction of the coil case of the left and right dogleg section of above-mentioned hair style coil curved (the coil case upper and lower surface is arc) (referring to Figure 10, Figure 11).

The structure of hair style coil forming machine and frog type coil shaping machine are than a few nose card, and other parts are identical.

The forming principle of hair style coil and method of operation, be stuck in the place, two ends of the middle straight line portion of hair style coil with the claw on two price fixings of forming machine after, handle the handgrip of arc molded part, the trailing flank that makes front wheel side face on vertical shaft be pressed in coil case is attached on the end face of arc 8 upper inclined surface the coil case leading flank, after with the rear roller on trunnion axis, the lower surface of coil case being pressed on the curved surfaces of above-mentioned arc simultaneously, above-mentioned handgrip is rotated forward, now, front wheel on vertical shaft along the inclined-plane on above-mentioned arc top by before backward and move right, the arc molded part moves right on main shaft, roller on trunnion axis makes the upper and lower surface of the coil case of bending become arc, complete the moulding of hair style coil right-hand part, outwards be converted into the bending of 120 °.

The coil Rotate 180 degree that above-mentioned right-hand member is had to bending, still use method, to the left side of the coil of moulding not carrying out moulding, complete a coil of hair style coil, another coil is identical with the shape of above-mentioned coil, but opposite direction, the forming principle of this another hair style coil is identical, and the arc profiled sheeting 7 of the breach rear end of the claw on two Moving plates and Moving plate 6 and arc molded part 9 repeat aforesaid operations and can complete this another hair style coil.

Claims

1. a motor coil forming machine, comprise motor and frame, it is characterized in that: the two ends of main shaft are rotatably supported in the stomidium of described frame left and right, described motor is the reducing motor that carries braking mechanism, described main shaft is provided with the baffle plate relative with travel switch on frame, be provided with from left to right the first Moving plate on described main shaft, the first price fixing, the second price fixing and the second Moving plate, described Moving plate and described main shaft are that angle is fixed, described price fixing and main shaft are matched in clearance, described price fixing is provided with the location-plate of flexible connection, the outer end of this location-plate is provided with the draw-in groove matched with housiung separator, respectively be provided with the nose card on the described main shaft on the right side of the left side of described the first Moving plate and the second Moving plate, the structure of described nose card is, described nose card forms a shape nose card by L shaped plate and a flat board, one end of described flat board and an end of described L shaped plate are hinged, be provided with a horizontal bearing pin on L shaped plate, the other end of this horizontal bearing pin is relative with the hole on described flat board, the lower end of one L shaped card is hinged with the axle be fixed on described L shaped plate outer surface, the external end head of this L shaped card level body is provided with downward crotch, the inner surface of this crotch body contacts with the dull and stereotyped outer surface of door shape nose card, the lower end of described nose card is provided with the cylinder cunning and fits in sleeve pipe, there is a sleeve of joining with described main shaft cunning the lower end of this sleeve pipe, claw on described Moving plate and price fixing is comprised of jaw body and cover plate, the lower end outer surface of described jaw body is provided with the groove matched with coil case, the upper end of described cover plate is fixed on the axle of described jaw body upper end, this axle is transferred in the hole of described jaw body, the axle of described jaw body is provided with and turns handle outside jaw body, one end of one extension spring turns being connected with described, its other end is connected with described jaw body, claw on described Moving plate is provided in a side of on the rear side disk body of Moving plate breach, and described price fixing claw is provided in a side of on the front side disk body of price fixing breach.

2. a motor coil forming machine, comprise motor and frame, it is characterized in that: the two ends of main shaft are rotatably supported in the stomidium of described frame left and right, described motor is the reducing motor that carries braking mechanism, described main shaft is provided with the baffle plate relative with travel switch on frame, be provided with from left to right the first Moving plate on described main shaft, the first price fixing, the second price fixing and the second Moving plate, described Moving plate and described main shaft are that angle is fixed, described price fixing and main shaft are matched in clearance, described price fixing is provided with the location-plate of flexible connection, the outer end of this location-plate is provided with the draw-in groove matched with housiung separator, respectively be provided with the nose card on the described main shaft in right side of the left side of described the first Moving plate and the second Moving plate, the structure of described nose card is, described nose card forms a shape nose card by L shaped plate and a flat board, one end of described flat board and an end of described L shaped plate are hinged, be provided with a horizontal bearing pin on L shaped plate, the other end of this horizontal bearing pin is relative with the hole on described flat board, the lower end of one L shaped card is hinged with the axle be fixed on described L shaped plate outer surface, the external end head of this L shaped card level body is provided with downward crotch, the inner surface of this crotch body contacts with the dull and stereotyped outer surface of door shape nose card, the lower end of described nose card is provided with the cylinder cunning and fits in sleeve pipe, there is a sleeve of joining with described main shaft cunning the lower end of this sleeve pipe, claw on described Moving plate and price fixing is comprised of jaw body and cover plate, the lower end outer surface of described jaw body is provided with the groove matched with coil case, the upper end of described cover plate is fixed on the axle of described jaw body upper end, this axle is transferred in the hole of described claw, the axle of described jaw body upper end is provided with and turns handle outside jaw body, one end of one extension spring turns being connected with described, and its other end is connected with described jaw body, the breach rear side right side of described the second Moving plate is provided with overhanging rear arc profiled sheeting, this rear arc profiled sheeting is stepped plate, the upper surface of plate of wherein getting out of a predicament or an embarrassing situation is arcwall face, the left side of at this, getting out of a predicament or an embarrassing situation the plate curved surfaces plate of topping bar, oblique to the right after arriving before oblique the serving as reasons that the right side of this plate of topping bar is ，Ci inclined-plane, inclined-plane, be provided with the arc molded part on the main shaft on described rear arc profiled sheeting right side, this arc molded part is by riser, handle forms, the left side, upper end of described riser is provided with arc, the lower surface of this arc is provided with column, roller is rotatably supported in the lower end of this column, gap between the inclined-plane of the side face of this roller and the described plate of topping bar is by the thickness of formed coil, also be provided with trunnion axis on the lower surface of described arc, in two lug plate holes of the two end supports of this trunnion axis on described arc lower surface, another roller is transferred on trunnion axis, on the side face of this another roller and described arc profiled sheeting, the distance of curved surfaces is by the width of formed coil, the lower end of described riser is provided with described main shaft and turns the sleeve pipe of joining, the right-hand member of this sleeve pipe connects a handles, stretch in the arc profiled sheeting on the second Moving plate right side outside being provided with on the right surface of front side disk body of described the second price fixing breach, the structure of this arc profiled sheeting is identical with the arc profiled sheeting of above-mentioned the second price fixing breach rear side disk body right-hand member, but the direction of its installation is for being symmetrical arranged.

3. a motor coil forming machine, comprise frame, it is characterized in that: the two end supports of main shaft is at the two ends of described frame left and right, be provided with from left to right the first Moving plate on described main shaft, the first price fixing, the second price fixing and the second Moving plate, described Moving plate and described main shaft are that angle is fixed, described price fixing and main shaft are matched in clearance, described price fixing is provided with the location-plate of flexible connection, the outer end of this location-plate is provided with the draw-in groove matched with housiung separator, claw on described Moving plate and price fixing is comprised of jaw body and cover plate, the lower end outer surface of described jaw body is provided with the groove matched with coil case, the upper end of described cover plate is fixed on the axle of described jaw body upper end, this axle is transferred in the hole of described claw, the axle of described jaw body upper end is provided with and turns handle outside jaw body, one end of one extension spring turns being connected with described, its other end is connected with described jaw body, the breach rear side right side of described the second Moving plate is provided with overhanging rear arc profiled sheeting, this rear arc profiled sheeting is stepped plate, the upper surface of plate of wherein getting out of a predicament or an embarrassing situation is arcwall face, the left side of at this, getting out of a predicament or an embarrassing situation the plate curved surfaces plate of topping bar, oblique to the right after arriving before oblique the serving as reasons that the right side of this plate of topping bar is ，Ci inclined-plane, inclined-plane, be provided with the arc molded part on the main shaft on described rear arc profiled sheeting right side, this arc molded part is by riser, handle forms, the left side, upper end of described riser is provided with arc, the lower surface of this arc is provided with column, roller is rotatably supported in the lower end of this column, gap between the inclined-plane of the side face of this roller and the described plate of topping bar is by formed coil thickness, also be provided with trunnion axis on the lower surface of described arc, in two lug plate holes of the two end supports of this trunnion axis on described arc lower surface, another roller is transferred on trunnion axis, on the side face of this another roller and described arc profiled sheeting, the distance of curved surfaces is by the height of formed coil, the lower end of described riser is provided with described main shaft and turns the sleeve pipe of joining, the right-hand member of this sleeve pipe connects a handles, stretch in the arc profiled sheeting on the second Moving plate right side outside being provided with on the right surface of front side disk body of described the second Moving plate breach, the structure of this arc profiled sheeting is identical with the arc profiled sheeting of above-mentioned the second price fixing breach rear side disk body right-hand member, but the direction of its installation is for being symmetrical arranged.