CN201871626U - Force-control swing-grinding type rolling sealing machine - Google Patents

Abstract

The utility model relates to a force-control swing-grinding type rolling sealing machine. The sealing machine comprises a frame, a fixed worktable, a floating worktable, a clamping mechanism, a rotating mechanism, a swing-grinding rolling mechanism and a screwdown mechanism, wherein, the fixed worktable is fixedly arranged on the frame; the floating worktable is arranged on the frame in a slidable manner; the rotating mechanism is arranged on the fixed worktable; the screwdown mechanism comprises a sliding plate, an air cylinder, a piston rod of the air cylinder, an air storage tank, a screwdown oil cylinder and a screwdown piston rod; the sliding plate is hinged with a swing support seat; the piston rod of the air cylinder is hinged with the sliding plate; the screwdown piston rod is hinged with the swing support seat; the air cylinder is fixedly connected with the screwdown oil cylinder and connected with the air storage tank through an air delivery pipe; and the sliding plate is arranged on the floating worktable. The screwdown mechanism combining air pressure and hydraulic pressure is used to control pressure compensation of an automobile shock absorber in the sealing process, so that continuous and steady pressure compensation can be maintained in the sealing process of the automobile shock absorber; and besides, the structure of the sealing machine is simple.

Description

Force control rocking-rolling type rolling sealing machine

Technical field

The utility model relates to and seals special equipment, relates in particular to a kind of force control rocking-rolling type rolling sealing machine that automobile absorber is sealed of being used for.

Background technology

The sealing process of automobile absorber is the important step that automobile absorber is made, and seal quality directly has influence on the performance and the quality of automobile absorber.At present, the processing mode of domestic known automobile absorber sealing machine and function are all relatively backward, its structure more complicated, and operability is also more loaded down with trivial details.The patent No. be ZL02206076.6 Chinese practical patent disclosure a kind of convertible roll-on capping machine, it comprises a frame, be arranged on two guide pillars and two lifting columns on the frame, be connected the crane on the lifting column, the following link that is connected with crane reaches goes up link, has a cross slide on the last link, cross slide is provided with two compensating cylinders, and lifted a motor, be provided with the stationary fixture of a clamping work pieces on the output shaft of motor, upper junction plate is provided with an auxiliary clamp, be provided with two fixed mounts at frame top, and on fixed mount, be provided with two travelling carriages, on a travelling carriage, be provided with a support fixture with double fastener bearing up pulley, on the opposite side travelling carriage, be provided with and drive by piston, the roller rollover stand of rolling wheel is installed, this rolling wheel can be at first to the roll extrusion of the about miter angle in workpiece top, and the roll extrusion of overturning is gradually finished to an angle of 90 degrees and is sealed.Because of sealing in the process in roll extrusion, automobile absorber can produce axial displacement fast, fluctuation and vibrations, this sealing machine is controlled compensatory pressure in the process of sealing by the fluid flow of controlling two compensation hydraulic cylinders, compensation way is difficult in the continual and steady pressure compensation of maintenance in the process that seals of automobile absorber, and volume is bigger, and the stationarity of two oil cylinders is also bad.

The patent No. is that the Chinese utility model patent of ZL200710071522.0 discloses a kind of force control rocking-rolling type rolling sealing machine tool, comprise four guide pillar frames, the pendulum that is lifted on the cover plate both sides of four guide pillar frames grinds rolling mechanism and clamping device, and be installed in buoyancy turntable on the working plate of four guide pillar frames, the buoyancy turntable comprises motor, cavity, air chamber, the 4th piston, piston cap, rotary main shaft, tracheae and air accumulator, the 4th piston is assemblied in the cavity, piston cap is assemblied on the 4th piston and is fixed on the cavity, assemble rotary main shaft with bearing in the 4th piston, cavity is passed in the motor main shaft gap and the 4th piston connects with rotary main shaft, the rotary main shaft upper surface is shaped on installing hole, the frock jig is installed on this installing hole, needs the workpiece of processing to be placed on the frock jig again.The rotation of motor drives rotary main shaft, the 4th piston can move axially in cavity with equipped mutually rotary main shaft simultaneously.Pressure that processing work is subjected to and gravity thereof act directly on the rotary main shaft earlier, and then be delivered on the 4th piston, and obtain pressure balance by the air pressure in the air chamber, pressure in the air chamber is just bigger, rotary main shaft should also want relative the 4th piston to rotate relatively when the 4th piston transmits axial force, this just requires than higher the assembly relation of the two, increased and made difficulty, be subjected to fluctuation big, balance is poor, especially automobile absorber seals in the process in roll extrusion and can produce axial displacement fast, fluctuation and vibrations, automobile absorber also is difficult to the pressure compensation that keeps continual and steady in the process of sealing.

In addition, the device of above-mentioned two patent disclosures all can not be before implementing clamping, pendulum stone roller, roll extrusion, processing work is implemented preload pressure in advance, make processing work location inaccuracy, and automobile absorber seals the rapid axial displacement that produces in the process, fluctuation and vibrations in roll extrusion and makes processing work depart from Working position extremely easily, influences crudy and operating efficiency.

The utility model content

The purpose of this utility model is to solve the above-mentioned automobile absorber problem that pressure compensation exists in the process of sealing, and proposes a kind of force control rocking-rolling type rolling sealing machine that has improved, with raising automobile absorber pressure compensated continuous stability in the process of sealing.

To achieve these goals, the technical solution adopted in the utility model is, a kind of force control rocking-rolling type rolling sealing machine, comprise frame, stationary work-table, floating work bench, clamping device, rotating mechanism and pendulum grind rolling mechanism, stationary work-table is installed on the frame, floating work bench is slidably disposed on the frame, rotating mechanism comprises motor and the jig that is connected machine shaft, pendulum grinds rolling mechanism and comprises that pendulum grinds oil cylinder, pendulum grinds piston rod, grind the hinged pendulum of piston rod with pendulum and grind support plate, be arranged on rolling wheel and gantry pillars on the pendulum stone roller support plate, pendulum grinds oil cylinder and pendulum stone roller support plate is all hinged with gantry pillars, rotating mechanism is arranged on the stationary work-table, force control rocking-rolling type rolling sealing machine also comprises screw-down, screw-down comprises sliding panel, cylinder, cylinder piston rod, air accumulator, depress oil cylinder and depress piston rod, sliding panel and gantry pillars are hinged, cylinder piston rod and sliding panel are hinged, depress piston rod and gantry pillars is hinged, cylinder is fixedlyed connected with depress oil cylinder, cylinder connects air accumulator by appendix, and sliding panel is arranged on the floating work bench.

Technique scheme is controlled the compensatory pressure of automobile absorber in the process of sealing by screw-down, the mode that screw-down adopts air pressure and hydraulic pressure to combine, and screw-down and rotating mechanism are separatedly installed, mutually noninterfere to each other, can be at the continual and steady pressure compensation of maintenance in the process that seals of automobile absorber, and simple in structure.

Further, force control rocking-rolling type rolling sealing machine also comprises pre-tightening mechanism, pre-tightening mechanism comprises rotary body, is installed in the frock pressure head and the bearing holder (housing, cover) of rotary body end, bearing holder (housing, cover) is fixed on the floating work bench, rotary body has connecting portion, and rotary body is connected with bearing holder (housing, cover) is rotatable by the bearing that is arranged between connecting portion and the bearing holder (housing, cover).

The utility model has been set up pre-tightening mechanism, pre-tightening mechanism can implement processing work to be implemented preload pressure before clamping, pendulum stone roller, the roll extrusion in advance, make the processing work accurate positioning, and in process, still can make processing work be in the tram, improve crudy and operating efficiency.

Further, clamping device is arranged on the floating work bench.Like this, clamping of the present utility model, pendulum stone roller roll extrusion and preload pressure coexist on the floating work bench, existing damping, buffering, the function of pretension pressurization be the more important thing is and can be realized that quality control is accurate, and is simple to operate, be easy to switch every adjustment of different operating, simple and direct, the optimization of control program, fault rate reduces greatly during running, for ease of maintenaince.

Description of drawings

Fig. 1 is the phantom of the utility model force control rocking-rolling type rolling sealing machine;

Fig. 2 is the structural representation of elevating mechanism shown in Figure 1;

Fig. 3 is a part-structure schematic diagram shown in Figure 1;

Fig. 4 is the cutaway view that pendulum shown in Figure 1 grinds rolling mechanism and screw-down;

Fig. 5 is the cutaway view that pendulum shown in Figure 4 grinds rolling mechanism;

Fig. 6 is the cutaway view of screw-down shown in Figure 4;

Fig. 7 is a pre-tightening mechanism cutaway view shown in Figure 1;

Fig. 8 is a clamping device cutaway view shown in Figure 1;

Fig. 9 is the part-structure vertical view of clamping device shown in Figure 8;

Figure 10 is a rotating mechanism cutaway view shown in Figure 1;

The schematic diagram that Figure 11-1 changes for the duty that has reflected rolling wheel to Figure 11-6.

Below in conjunction with accompanying drawing the utility model is described in detail.

The specific embodiment

Force control rocking-rolling type rolling sealing machine of the present utility model comprises that frame 1, stationary work-table 12, floating work bench 13, elevating mechanism, clamping device 4, rotating mechanism 5, pendulum grind rolling mechanism 6 and pre-tightening mechanism 3.Referring to Fig. 1 and Fig. 2, stationary work-table 12 is fixedly installed on the support 1 by screw, and stationary work-table 12 can also be a part of support 1 or be welded on the support 1.Elevating mechanism is four guide pillar mechanisms, be the connection operation of complete machine, the skeleton of positioning supports, comprise guide pillar 21, cover plate 22, hoist cylinder 23 and lifting piston rod 24, four guide pillars 21 are installed on the stationary work-table 12 abreast by being threaded, cover plate 22 is installed on the guide pillar 21 by being threaded, and be positioned at the top of stationary work-table 12, two hoist cylinders 24 are installed on the cover plate 22 abreast.Fixedlying connected with floating work bench 13 in the lower end of the lifting piston rod 24 of hoist cylinder 23, thereby provides power for the lifting of floating work bench 13 moves back and forth.

Floating work bench 13 is slidably disposed on the frame 1 by elevating mechanism, regulates relative position between floating work bench and the stationary work-table by the slip floating work bench.Referring to Fig. 1 and Fig. 3, clamping device 4 is set respectively in the left and right sides, center of floating work bench 13 and pendulum grinds rolling mechanism 6, and the concrete structure of this two mechanism is respectively as Fig. 8,9 and shown in Figure 5.Referring to Fig. 5, pendulum grinds rolling mechanism and comprises that pendulum stone roller oil cylinder 61, pendulum grind piston rod 62, pendulum grinds support plate 63, rolling wheel 64 and gantry pillars 65, it is hinged with the right part of gantry pillars 65 by rotating shaft 91 at afterbody that pendulum grinds oil cylinder 61, the right part that pendulum grinds piston rod 62 is arranged in the pendulum stone roller oil cylinder 61, the left part is hinged with the upper end that pendulum grinds support plate 63 by rotating shaft 92, the bottom of pendulum stone roller support plate 63 is hinged with the left part of gantry pillars 65 by fulcrum 93, and rolling wheel 64 can be rotatably set in pendulum by bearing and grinds on the support plate 63.When pendulum grinds internal face that piston rod 62 grinds oil cylinder 61 along pendulum and slides, pendulum grinds oil cylinder 61 around rotating shaft 91 relative gantry pillars 65 rotations, rolling wheel 64 grinds support plate 63 around fulcrum 93 relative gantry pillars 65 rotations together with pendulum simultaneously, and the reciprocating motion that pendulum grinds piston rod 62 makes rolling wheel 64 do flip-flop movement.

The utility model force control rocking-rolling type rolling sealing machine also comprises screw-down 7, its structure such as Fig. 3 and Fig. 6, comprise sliding panel 71, cylinder 72, cylinder piston rod 73, air accumulator 74, depress oil cylinder 75 and depress piston rod 76, sliding panel 71 is hinged by rotating shaft 94 and gantry pillars 65 at right-hand member, cylinder piston rod 73 is hinged by rotating shaft 95 and sliding panel 71 in the upper end, it is hinged by rotating shaft 96 and gantry pillars 65 in the lower end to depress piston rod 76, cylinder 72 is fixedlyed connected with depress oil cylinder 75, and cylinder 72 connects air accumulator 74 by appendix 77.When depressing the inwall of piston rod 76 and slide up and down along depress oil cylinder 75, because cylinder piston rod 73 and to depress piston rod 76 hinged with sliding panel 71 and gantry pillars 65 respectively, and gantry pillars 65 is hinged with sliding panel 71, rolling wheel 64 rotates around rotating shaft 94 together in company with gantry pillars 65, automobile absorber is implemented to depress power, and pendulum grinds support plate 63 makes rolling wheel 64 do flip-flop movement around fulcrum 93 rotations.The mode that screw-down adopts air pressure and hydraulic pressure to combine, and screw-down and rotating mechanism be separatedly installed, mutually noninterfere to each other, simple in structure.Because gas has good compressibility and adjustable in pressure, the axial displacement that the utility model produces in the process of sealing automobile absorber, amplitude of vibration, fluctuation etc. has good absorption, pardon, can adjust compensatory pressure accurately, the process of sealing that guarantees automobile absorber remain at one very reasonable, in the sensitive unsteady stress, and then allow the face that seals of automobile absorber, the inner guide ring and the pressurized situation of inner cylinder tube are more reasonable, the relative inner cylinder tube of realization outer cylinder is strained effect, can easily finish the high accuracy of 0.7-3 millimeter, high-quality seals, and improves the combination property and the quality of automobile absorber.Constant pressure in the cylinder is exactly the required pressure of sealing of workpiece, and sealing required kgf can calculate according to the active area of gas to piston.

Referring to Fig. 5 and Figure 11-1, pendulum grinds the hinged fulcrum 93 of support plate 63 and gantry pillars 65 to the distance of the rolling wheel axis radius greater than rolling wheel 64, the roll extrusion point 642 of rolling wheel is between the inner face 641 of fulcrum 93 and rolling wheel 64, inner face 641 be rolling wheel 64 comparatively near the end face of pre-tightening mechanism, roll extrusion point 642 is rolling wheel 64 application points when carrying out roll extrusion.When putting the stone roller roll extrusion to the outer cylinder of workpiece, rolling wheel realized that rolling wheel and roll extrusion point are support with inner cylinder tube and guide ring, to the face of sealing of outer cylinder remained one by outer circumferentially axis direction draw the stone roller active force, and then realized the tension effect of workpiece to relative inner cylinder tube of outer cylinder and guide ring.

Referring to Fig. 6, floating work bench 13 is provided with slideway 131, and the upper end of sliding panel 71 is arranged in this slideway, and sliding panel 71 can slide along the relative floating work bench 13 of slideway, thereby can adjust the position of rolling wheel 64 on the horizontal direction of floating work bench 13.Also be provided with feed mechanism on the sliding panel 71, this feed mechanism comprises feed cylinder 81, feeding piston rod 82, nutplate 83, handwheel 86 and spring 87, feed cylinder 81 is installed on the sliding panel 71, the stage casing of feeding piston rod 82 is shaped on screw thread, nutplate 83 is fixed on the floating work bench 13, nutplate 83 is provided with screwed hole, and feeding piston rod 82 is threaded by screw thread on it and the screwed hole on the nutplate.The outer end of feeding piston rod 82 is provided with handwheel 86, spring 87 is fitted between nutplate 83 and the handwheel 86, handwheel 86 has calibration loop 85, nutplate 83 has pointer ring 84, calibration loop 85 and pointer ring 84 all are between nutplate 83 and the handwheel 86, the central axis conllinear of the central axis of calibration loop 85 and feeding piston rod 82.Come 86 to regulate the position of rolling wheel 64 on the horizontal direction of floating work bench 13 by rotation hand wheel, the relative position relation of calibration loop 85 and pointer ring 84 can reflect the amount of feeding, thereby realizes the accurate control of feed distance.

Pre-tightening mechanism is used for workpiece centering, applies preload pressure.Referring to Fig. 7, pre-tightening mechanism 3 comprises rotary body 31, frock pressure head 32 and bearing holder (housing, cover) 33, the frock pressure head 32 of column is installed in the bottom of rotary body 31 by screw, can change the frock pressure head that is fit to according to the size of processing work, frock pressure head 32 and rotary body 31 all are tubular, all workpiece can be installed radially.The top of rotary body 31 is columned connecting portion 311, and bearing holder (housing, cover) 33 is positioned at the outside of connecting portion 311 and is fixed on the floating work bench 13 by screw, and rotary body 31 is rotatably connected by bearing between connecting portion 311 and bearing holder (housing, cover) 33 and bearing holder (housing, cover) 33.Aforementioned bearings comprises two ball bearings 35 and is clipped in thrust bearing 34 between the ball bearing 35, outer press ring 36 and inner pressure ring 37 are arranged on ball bearing 35 upsides on top, bulge loop on the bearing holder (housing, cover) 33 and packing ring are fastened between the ball bearing 35 on top and the thrust bearing 34 respectively and between the ball bearing 35 and thrust bearing 34 of bottom, preload pressure from bottom frock pressure head 32 passes to floating work bench like this, can bear bigger pretightning force.The utility model was implemented preload pressure to workpiece in advance, thereby can be made outer cylinder, guide ring, the inner cylinder tube of workpiece remain initial tram before implementing clamping, pendulum stone roller, roll extrusion.

Referring to Fig. 1, rotating mechanism 5 is provided with on the stationary work-table 12, and under pre-tightening mechanism.Referring to Figure 10, rotating mechanism 5 comprises motor 51, jig 52, connector 53 and bearing holder (housing, cover) 54, motor 51 is fixed on the stationary work-table 12 by screw, bearing holder (housing, cover) 54 is also affixed by screw and stationary work-table 12, bearing holder (housing, cover) 54 and connector 53 all pass the through hole on the stationary work-table, connector 53 is connected by the rotating shaft of axle key with motor 51, jig 52 is installed on the connector 53, be convenient to change the jig that is fit to according to the size of processing work, and the pivot conllinear of the frock pressure head 32 of the pivot of assurance jig 52 and pre-tightening apparatus.Two deep groove ball bearings 55 and the thrust bearing between deep groove ball bearing 55 56 are set between connector 53 and bearing holder (housing, cover) 54, between two bearings, separate with packing ring 57.Jig can rotate freely, can carry the required pressure of workpiece again.For ease of regulating rotating speed according to the reality of work needs, motor preferably adopts variable-frequency motor.Jig is to have the conventional equipment that the automobile absorber outer wall is carried out the undergauge function.

Clamping device 4 is arranged on the floating work bench 13, and be positioned on the left of the pre-tightening mechanism, its structure such as Fig. 8 and shown in Figure 9, comprise left skateboard 41, casing 42, triangle pressure cylinder 43 and clamp piston bar 44, left skateboard 41 is slidably disposed on the working plate 13 that floats, thereby can adjust the horizontal direction position of clamping device on floating work bench 13.Casing 42 is installed on the left skateboard 41, its right part opening, and clamp piston bar 44 is threaded with the left part of casing 42 by the screw thread that is arranged on its stage casing, and the part of triangle pressure cylinder 43 is arranged in the casing 42.Two poles 45 the middle part be arranged on rotationally by rotating shaft 97 casing 42 between boxboard and the following boxboard 421, and about the pivot symmetric arrangement of triangle pressure cylinder 43.The afterbody center of the both ends of pole 45 and triangle pressure cylinder 43 respectively is provided with a roller 46 by rotating shaft, and press-fit a pair of torsion spring 47 about triangle pressure cylinder 43 pivot symmetric arrangement between the preceding boxboard 422 of pole 45 and casing 42, rearing-box plate 423, the elastic force of torsion spring 47 abuts on the outside wall surface of triangle pressure cylinder 43 the pole 45 inner rollers that articulate all the time.The pole 45 that the moving forward and backward of triangle pressure cylinder 43 can make two symmetries is that fulcrum closes up or opens with rotating shaft 97; the roller of pole 45 outer ends pivot joint and the roller relative position of triangle pressure cylinder 43 afterbodys pivot joint are changed; thereby make these three rollers can clamp the workpiece of different-diameter, and the center of the workpiece of maintenance different-diameter is at same position.Rotation clamping piston rod 44 adjustable clamp are held the position of mechanism on the horizontal direction of floating work bench 13.

Can also handwheel be set in clamp piston bar 44 outer ends, between casing 42 and handwheel, press-fit spring, handwheel has calibration loop, casing 42 has the pointer ring, calibration loop and pointer ring all are between casing 42 and the handwheel, the central axis conllinear of the central axis of calibration loop and clamp piston bar 44 can be realized the accurate control of clamping device feed distance by these structures.Part-structure in the feed mechanism on these structures and the sliding panel 71 is identical.

Referring to Fig. 8, also be provided with on the top of left skateboard 41 and the identical structure of feed mechanism on sliding panel 71, can realize the amount of feeding of left skateboard 41 on horizontal direction on the floating work bench 13 by this structure.

Briefly explain the course of work of the present utility model below in conjunction with Figure 11-1 to Figure 11-6.Processing work automobile absorber semi-finished product comprise seal 101, guide ring 102, outer cylinder 103 and inner cylinder tube 104.Jig 52 is installed on the connector 53, regulates each parts to rational state and make it be in original state, switch to automatic operation mode.Earlier manually processing work is inserted in the jig 52, regulate the position of clamping device by the feed mechanism on the left skateboard 41, make workpiece lean against between three rollers of clamping device outer end, for safety, can be by being arranged so that if machine can not start automatic operation when not having workpiece between three rollers of clamping device, start two operation buttons automatically then simultaneously, machine moves beginning automatically.At first be that floating work bench 13 moves down under the effect of lifting piston rod 24, the frock pressure head 32 of pre-tightening mechanism is pressed on the processing work, give processing work with certain preload pressure; Rotation hand wheel is to regulate the clamping device feeding then, and the outside wall surface that triangle pressure cylinder 43 tilts makes the pole 45 of two symmetries be a spot wobble with rotating shaft 97, and three rollers 46 of clamping device outer end have been clamped workpiece; Then, start the motor 51 of rotating mechanism, drive processing work by jig 52 and begin rotation, make pendulum grind rolling mechanism by feed mechanism simultaneously and on floating work bench, move to certain position to the workpiece direction, it is that rotate at the center with rotating shaft 94 that pendulum grinds piston rod 62 drive gantry pillars 65, rolling wheel 64 moves down, and the outer cylinder 103 of 64 pairs of processing works of rolling wheel carries out the preliminary roll forming (seeing Figure 11-4) at about 40 degree angles; Then the piston rod 76 of depressing in the depress oil cylinder 75 promotes that pendulum grinds support plates 63 and rolling wheel 64 disposed thereon is a spot wobble with fulcrum 93, make the outer cylinder 103 of rolling wheel 64 and 642 pairs of processing works of roll extrusion point carry out rocking-rolling type rolling to about 93 degree angles and seal (seeing Figure 11-5), seal and finish; Then motor stops operating, and pendulum grinds rolling mechanism to be withdrawed from, and clamping device is opened, and the hoist cylinder floating work bench that resets rises, and the workpiece preload pressure discharges, and manually takes off workpiece, and a cycle of operation finishes.

Clamping device of the present utility model and pendulum grind rolling mechanism and all carry out stroke feeding control with the mode of handwheel adjusting, also can replace to motor or servomotor and realize automatic control.The positive side of frame has control cabinet, be provided with various control instruments in the control cabinet, the front of control cabinet is provided with man-machine interface and operation hinge, frame is provided with conventional parts such as various hydraulic valves, air valve and pipeline, it connects also all is conventional the connection, as long as can satisfy the control and the program of practical application on function, electric-control system has all adopted the control system and the executive system of international mainstream.The utility model be integrate that pretension is exerted pressure, the feeding clamping, feeding is depressed and put the most advanced, reasonable, the convenient and novel version of grinding functions such as roll extrusion, and is simple to operate, guarantee quality, and can improve work efficiency.The utility model can be widely used in automobile absorber and seal work, and the seal quality that promotes automobile absorber is had very tangible result, for the performance and the quality of automobile absorber provides important guarantee.

Claims (10)

1. force control rocking-rolling type rolling sealing machine, comprise frame (1), stationary work-table (12), floating work bench (13), clamping device (4), rotating mechanism (5) and pendulum grind rolling mechanism (6), stationary work-table (12) is installed on the frame (1), floating work bench (13) is slidably disposed on the frame (1), rotating mechanism (5) comprises motor (51) and the jig that is connected described machine shaft (52), pendulum grinds rolling mechanism (6) and comprises that pendulum grinds oil cylinder (61), pendulum grinds piston rod (62), grind the hinged pendulum of piston rod with described pendulum and grind support plate (63), be arranged on rolling wheel (64) and gantry pillars (65) on the described pendulum stone roller support plate (63), pendulum grinds oil cylinder (61) and pendulum stone roller support plate equal (63) is hinged with described gantry pillars (65), it is characterized in that, described rotating mechanism (5) is arranged on the stationary work-table (12), described force control rocking-rolling type rolling sealing machine also comprises screw-down (7), described screw-down comprises sliding panel (71), cylinder (72), cylinder piston rod (73), air accumulator (74), depress oil cylinder (75) and depress piston rod (76), sliding panel (71) is hinged with gantry pillars (65), cylinder piston rod (73) is hinged with described sliding panel (71), it is hinged with described gantry pillars (65) to depress piston rod (76), cylinder (72) is fixedlyed connected with depress oil cylinder (75), cylinder (72) connects air accumulator (74) by appendix (77), and sliding panel (71) is arranged on the floating work bench (13).

2. force control rocking-rolling type rolling sealing machine according to claim 1, it is characterized in that, described force control rocking-rolling type rolling sealing machine also comprises pre-tightening mechanism (3), pre-tightening mechanism (3) comprises rotary body (31), is installed in the frock pressure head (32) and the bearing holder (housing, cover) (33) of rotary body (31) end, bearing holder (housing, cover) (33) is fixed on the floating work bench (13), rotary body (31) has connecting portion (311), and rotary body (31) is by being arranged on the bearing and rotatable connection of bearing holder (housing, cover) (33) between connecting portion (311) and the bearing holder (housing, cover) (33).

3. force control rocking-rolling type rolling sealing machine according to claim 2 is characterized in that, described clamping device (4) is arranged on the floating work bench (13).

4. force control rocking-rolling type rolling sealing machine according to claim 3, it is characterized in that, described rotating mechanism (5) comprises the motor (51) that is fixed on the stationary work-table (12), connect the connector (53) of described machine shaft, be installed in the jig (52) on the connector (53) and be fixed in bearing holder (housing, cover) (54) on the stationary work-table (12), between described connector (53) and bearing holder (housing, cover) (54) bearing is set.

5. force control rocking-rolling type rolling sealing machine according to claim 4, it is characterized in that, floating work bench (13) is provided with slideway (131), sliding panel (71) is slidably disposed on the described slideway, force control rocking-rolling type rolling sealing machine also comprises feed mechanism, described feed mechanism comprises feed cylinder (81), the feeding piston rod (82) that is installed on the described sliding panel (71) and is fixed in nutplate (83) on the described floating work bench (13), and feeding piston rod (82) is threaded with screwed hole on being arranged on nutplate (83) by screw thread disposed thereon.

6. force control rocking-rolling type rolling sealing machine according to claim 5, it is characterized in that, the outer end of described feeding piston rod (82) is provided with handwheel (86), spring (87) is fitted between nutplate (83) and the handwheel (86), handwheel (86) has calibration loop (85), nutplate (83) has pointer ring (84), and calibration loop (85) and pointer ring (84) all are between nutplate (83) and the handwheel (86), the central axis conllinear of the central axis of calibration loop (85) and feeding piston rod (82).

7. force control rocking-rolling type rolling sealing machine according to claim 4, it is characterized in that, described clamping device (4) comprises left skateboard (41), the casing of right-end openings (42), triangle pressure cylinder (43) and clamp piston bar (44), casing (42) is installed on the left skateboard (41), clamp piston bar (44) is threaded with the left boxboard of casing (42), triangle pressure cylinder (43) is arranged in the casing (42), two poles (45) are arranged between the last boxboard and following boxboard of casing (42) rotationally, and pivot symmetric arrangement about triangle pressure cylinder (43), the afterbody center of the both ends of pole (45) and triangle pressure cylinder (43) respectively is provided with a roller (46), and preceding boxboard (422) at pole (45) and casing (42), press-fit a pair of torsion spring (47) about triangle pressure cylinder (43) pivot symmetric arrangement between the rearing-box plate (423), the inner roller that articulates of pole (45) abuts on the outside wall surface of triangle pressure cylinder (43) all the time.

8. force control rocking-rolling type rolling sealing machine according to claim 7 is characterized in that, described left skateboard (41) is slidably disposed on the unsteady working plate (13).

9. force control rocking-rolling type rolling sealing machine according to claim 4, it is characterized in that, described elevating mechanism comprises guide pillar (21), cover plate (22), hoist cylinder (23) and lifting piston rod (24), guide pillar (21) is installed on the stationary work-table (12), cover plate (22) is installed on the guide pillar (21), hoist cylinder (23) is installed on the cover plate (22), and lifting piston rod (24) is fixedlyed connected with floating work bench (13).

10. force control rocking-rolling type rolling sealing machine according to claim 4, it is characterized in that, described pendulum grinds the hinged fulcrum (93) of support plate (63) and described gantry pillars (65) to the distance of the described rolling wheel axis radius greater than described rolling wheel (64), and the roll extrusion point (642) of rolling wheel is between described fulcrum (93) and the described rolling wheel inner face (641).

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