CN206010579U - A kind of the upper of chamfering machine, discharging processing unit (plant) and chamfering machine - Google Patents

Abstract

The utility model discloses a kind of chamfering machine is upper, discharging processing unit (plant) and chamfering machine, wherein go up, discharging processing unit (plant) includes belt rotating mechanism and the lower clamp being arranged on the transmission belt of belt rotating mechanism, lower clamp is set to three or more than three, band transmission includes a left side, right support seat, it is arranged on a left side, gripper shoe between right support seat, it is rotatably connected on a left side, rotating shaft one and rotating shaft two between right support seat, the drivewheel one being fixed in rotating shaft one, drivewheel two, the driven pulley one being fixed in rotating shaft two and driven pulley two and the electric machine on being fixed in left support seat or right support seat；Coordinated between drivewheel one and driven pulley one and by transmission belt one and transmission belt two between drivewheel two and driven pulley two respectively and be connected, electric machine is rotated for drive shaft one, and the lower clamp of three or more than three is fixed between transmission belt one and transmission belt two.This utility model greatly improves the working (machining) efficiency of pipeline end facing machine.

Description

A kind of the upper of chamfering machine, discharging processing unit (plant) and chamfering machine

Technical field

This utility model is related to a kind of workpiece of chamfering machine and the chamfering machine comprising the workpiece, more particularly to one Plant the upper of chamfering machine, discharging processing unit (plant) and chamfering machine.

Background technology

The malleable cast iron pipe fittings such as straight pipe, tee T and elbow before dispatching from the factory need to carry out tack to which to ensure quality.Typically Tack is carried out using chamfering machine to malleable cast iron pipe fitting, the working (machining) efficiency of chamfering machine be an impact malleable cast iron pipe fitting benefit important because Element, working (machining) efficiency are higher, and malleable cast iron pipe fitting yield is higher, and benefit is bigger, and many producers extremely focus on the processing effect for improving chamfering machine Rate.

In many factors for affecting chamfering machine working (machining) efficiency, the speed of feeding, processing and the discharging of pipe fitting how is improved Very crucial to the working (machining) efficiency for improving chamfering machine.In actual work, applicant to the feeding of pipe fitting, processing and discharging this Three aspects have carried out improvement trial many times, some patent documentations of some references such as following：

Patent documentation one, application publication number is CN103551639A, applies for the middle promulgated by the State Council that publication date is on 2 5th, 2014 Bright patent discloses a kind of full-automatic malleable cast iron pipe fitting chamfering machine, including frame and PLC, the support being arranged in the frame Be used for being fixed the grip device of workpiece when material device, processing, be used for for workpiece the folder being transported to from the material-supporting device Pay-off on tool device, for processing the power head device of workpiece, the material-supporting device, grip device, pay-off, dynamic Power head device and PLC electrical control connection, the grip device include the gripper shoe being arranged in the frame Cylinder；The clamp supporting plate for being provided with discharging opening being connected with the piston of the gripper shoe cylinder；It is arranged on the fixture to support Lower clamp cylinder on plate and positioned at discharging opening side；The lower clamp being divided into two parts, a part for the lower clamp and institute The piston for stating lower clamp cylinder is connected, and in addition its another part is arranged on the clamp supporting plate and positioned at discharging opening Side；The binder cylinder being arranged in the frame；The upper fixture being connected with the piston of the binder cylinder；In the frame Be provided with grip device guide rail, the clamp supporting plate bottom is provided with guide groove, the grip device by the guide groove with described Grip device guide rail cooperation in frame is slidably connected.

Patent documentation two, application publication number is CN104907879A, and application publication date is in September, the 2015 middle promulgated by the State Council of 16 days Bright patent discloses a kind of pipeline end facing machine feeding device of highly versatile, including positioned at chamfering machine side for by multiple pipes Part deliver to successively feed mechanism at the upper discharge position of chamfering machine and be arranged on the chamfering machine for by multiple by successively Deliver to the pipe fitting at the upper discharge position of chamfering machine and send into the mechanical hand being processed in chamfering machine, the feed mechanism includes feeding Frame, the chain conveying mechanism being arranged in the rotary shafts and the multiple pipe fittings being arranged on the chain conveying mechanism are put down Head feeding supporting plate, the pipe fitting tack feeding supporting plate include poppet body, the main support for the two ends of support tubes respectively Block and secondary support block one, the main support block are arranged on the side of the poppet body, also open on the side of poppet body There is adjustment through hole one, the secondary support block one includes adjustment block one, studdle, lock screw one and locking nut one, described Studdle includes threaded shank and the screw rod prong portion being arranged on described threaded shank one end, is provided with many in the adjustment block one Individual screwed hole；The lock screw one is screwed into a screwed hole of adjustment block one through the adjustment through hole one in poppet body In, so as to adjustment block one is connected in poppet body, the threaded shank of the studdle is screwed into tune through locking nut one Locked by locking nut one after in another screwed hole of monoblock one, so as to studdle is connected in adjustment block one, Main prong portion is provided with the main support block, and the two ends of pipe fitting are respectively put into the main prong portion of main support block and secondary support In the screw rod prong portion of block one, so that pipe fitting is supported with the state that the center of circle of its two ends is in same level Get up.

Patent documentation three, application publication number is CN204366591U, applies for that the China that publication date is on June 3rd, 2015 is real A kind of pipe fitting device for discharging is disclosed with new patent, the pipe fitting device for discharging includes that one end is arranged on the discharging in upper fixture Fixed plate, the locating part being arranged in the discharging fixed plate other end, stripper；One end of the stripper passes through discharging Plate connector is rotatably connected in the other end of the discharging fixed plate, and the other end of the stripper is located at upper discharge position And Working position between and its can contact with the pipe fitting moved between upper discharge position and Working position, the stripper another Outer one end can surround described stripper one end rotation junction point towards Working position side rotate, by the stripper with spacing Part contacts and is construed as limiting the other end position limiting structure that discharge position side rotates upward of the stripper.

In patent documentation one, applicant is mainly improved in terms of these three from feeding, processing and discharging；Special In sharp document two, applicant is mainly improved in terms of feeding；In patent documentation three, applicant is mainly from discharging Aspect is improved.

But, after above-mentioned improvement, although the working (machining) efficiency of pipeline end facing machine is improved to some extent, but applicant Think, the space that the working (machining) efficiency of pipeline end facing machine is also further improved.

To sum up, how a kind of the upper of chamfering machine, discharging processing unit (plant) and chamfering machine are designed so as to can be in the base of prior art On plinth, the working (machining) efficiency for further improving pipeline end facing machine is the technical problem for being badly in need of solving.

Utility model content

Technical problem to be solved in the utility model is for defect present in prior art, there is provided a kind of chamfering machine Upper, discharging processing unit (plant) and chamfering machine, which has done further improvement on the basis of existing technology, so as to greatly improve The working (machining) efficiency of pipeline end facing machine.

For solving above-mentioned technical problem, technical solution adopted in the utility model is：A kind of upper, the discharging of chamfering machine adds Frock is put, and including belt rotating mechanism and the lower clamp being arranged on the transmission belt of belt rotating mechanism, lower clamp is set to three Individual or more than three, band transmission includes the left support seat being arranged in chamfering machine frame and right support seat, is arranged on a left side Gripper shoe, the rotating shaft one being rotatably connected between left support seat and right support seat, the company of rotation between support base and right support seat It is connected on the rotating shaft two between left support seat and right support seat, the drivewheel one being fixed in rotating shaft one and drivewheel two, is fixed in Driven pulley one and driven pulley two in rotating shaft two and the electric machine on being fixed in left support seat or right support seat；Drivewheel one Coordinated by transmission belt one and driven pulley one between and be connected, coordinated by transmission belt two between drivewheel two and driven pulley two It is connected, electric machine is rotated for drive shaft one, the lower clamp of three or more than three is fixed in transmission belt one and passes Between dynamic band two；The upper discharge position that the end on transmission belt top is set to pipe fitting, at the other end on transmission belt top The Working position of pipe fitting is set to, the discharge position that transmission belt lower area is set to pipe fitting, in transmission belt one and transmission belt Under two drive, the lower clamp of three or more than three can be successively along gripper shoe from upper discharge position to Working position to discharge position Pass through to the such loopy moving of upper discharge position again.

Preferably, guide block is provided with the gripper shoe, and the bottom of fixture is provided with and is engaged with guide block in each of the lower Guide groove, is engaged by the guide block and guide groove, so that under the drive of transmission belt one and transmission belt two, three or three Above lower clamp so can be circulated to upper discharge position to discharge position from upper discharge position to Working position along gripper shoe successively again It is moved through.

Preferably, guide block is arranged on the top of gripper shoe, and the guide block is along transmission belt one and the length direction of transmission belt two Arrange and guide block includes the guide block one positioned at upper discharge position side and the guide block two positioned at Working position side, the width of guide block two Match with the channel widths of lower clamp bottom, the width of guide block one is less than the width of guide block two.

This utility model is also disclosed a kind of chamfering machine, including positioned at chamfering machine side for multiple pipe fittings are delivered to successively Feed mechanism at the upper discharge position of chamfering machine and be arranged in chamfering machine frame for being delivered to chamfering machine successively by multiple Upper discharge position at pipe fitting send into the mechanical hand that is processed in chamfering machine, the feed mechanism includes rotary shafts, setting Chain conveying mechanism and the multiple pipe fitting tack feeding supports being arranged on the chain conveying mechanism in the rotary shafts Plate, chamfering machine also include being arranged in chamfering machine frame and the upper fixture cylinder at Working position, and upper fixture is arranged on On the piston rod of clamp cylinder, in the presence of upper fixture cylinder, upper fixture can be moved towards the lower clamp being located at Working position, So that upper fixture can be engaged the pipe in the lower clamp that will be located at Working position with the lower clamp being located at Working position Part is clamped, and the chamfering machine also includes that pipe fitting is sent into by upper, the discharging processing unit (plant) according to chamfering machine as above, mechanical hand It is located in upper, discharging processing unit (plant) in the lower clamp at feeding position.

Drive sprocket that preferably, the chain conveying mechanism includes being rotatably connected on by rotating shaft three in rotary shafts, The driven sprocket being rotatably connected in rotary shafts by rotating shaft four and the motor being arranged in rotary shafts；Motor Rotate for drive shaft three, the state of drive sprocket and driven sprocket with its sagittal plane parallel to horizontal plane is arranged, actively Sprocket wheel and driven sprocket are connected by chain interoperation, and multiple pipe fitting tack feeding supporting plates are fixed in the chain of chain conveying mechanism On；

Medium position in the side of drive sprocket and positioned at drive sprocket is provided with rotating shaft installing hole one, in rotating shaft installing hole One bottom is provided with tapped through hole one, one end of rotating shaft three is inserted in rotating shaft installing hole one so that drive sprocket with turn Axle three is connected, and one end of jacking screw one is contacted through tapped through hole one with one end end face of rotating shaft three；

Medium position in the side of driven sprocket and positioned at driven sprocket be provided with rotating shaft installing hole and, in rotating shaft installing hole Two bottom is provided with tapped through hole two, one end of rotating shaft four is inserted in rotating shaft installing hole two so that driven sprocket with turn Axle four is connected, and one end of jacking screw two is contacted through tapped through hole two with one end end face of rotating shaft four.

Preferably, the side of the upper fixture is provided with Anti-blockage mechanism, Anti-blockage mechanism include contiguous block, stage clip and Jacking block；Contiguous block is arranged on the side of upper fixture, and one end of stage clip is connected with contiguous block, and the other end of stage clip is connected with jacking block Connect, when upper fixture can be engaged the tube clip in the lower clamp that will be located at Working position with the lower clamp being located at Working position When tight, jacking block is contacted with pipe fitting, and stage clip is in and press-fits state.

The beneficial effects of the utility model are：This utility model passes through the feeding of pipe fitting, three steps of processing and discharging Suddenly be integrated on same transmission belt while complete, i.e., when the lower clamp for being located at upper discharge position carries out pipe fitting feeding, positioned at plus The fixture at the station place of putting carries out tack processing, while the pipe fitting positioned at discharge position carries out the discharging of pipe fitting, so greatly contracts The short process time of pipe fitting, greatly improve the working (machining) efficiency of pipeline end facing machine.During discharging, using the gravity of pipe fitting itself Plus the pipe fitting for machining is thrown away from lower clamp by inertia, it is to avoid under get stuck the generation of phenomenon, so as to improve pipe fitting The working (machining) efficiency of chamfering machine.Three lower clamps are placed equidistant on the belt, more accurately can be controlled under transmission belt drive The distance of fixture movement, so as to position when more accurately control lower clamp stops mobile.By to upper, discharging processing unit (plant) Guide block in middle gripper shoe is designed, and has both been easy to lower clamp movement on the supporting plate, when in turn ensure that lower clamp is processed Stationarity, so that improve the precision of pipe fitting processing.By drive sprocket and driven chain to chain conveying mechanism in chamfering machine Wheel is designed, and can highly come to be suitable for the pipe fitting for processing different size by adjusting drive sprocket and driven sprocket, so as to Further increase the versatility of pipeline end facing machine.By arranging Anti-blockage mechanism in the upper fixture of pipeline end facing machine, it is to avoid The generation of the phenomenon that above gets stuck, further increases the working (machining) efficiency of pipeline end facing machine.

Description of the drawings

Fig. 1 is the upper, principle schematic of discharging processing method in this utility model embodiment 1；

Fig. 2 is that upper, discharging processing unit (plant) removes left support seat, right support seat and motor dress in this utility model embodiment 1 The dimensional structure diagram for postponing；

Fig. 3 is the upper, dimensional structure diagram of discharging processing unit (plant) in this utility model embodiment 1；

Fig. 4 is to be located at the sectional perspective structural representation at lower clamp two in Fig. 2；

Fig. 5 is the overlooking the structure diagram of the gripper shoe for being provided with guide block in this utility model embodiment 1；

Fig. 6 is the dimensional structure diagram of chamfering machine in this utility model embodiment 1；

Fig. 7 is the dimensional structure diagram of chain conveying mechanism in this utility model embodiment 1；

Fig. 8 for this utility model embodiment 1 chain conveying mechanism in be located at drive sprocket at and along three axial direction of rotating shaft Broken section structural representation；

Fig. 9 is to be located at the partial structural diagram at upper fixture in this utility model embodiment 2；

Figure 10 is the upper, principle schematic of discharging processing method in this utility model embodiment 3；

In figure：1. transmission belt, 2. lower clamp one, 3. lower clamp two, 4. lower clamp three, 5. upper fixture, 6. carries The unit head of cutter head, 7. left support seat, 8. right support seat, 9. gripper shoe, 10. rotating shaft one, 11. rotating shafts two, 12. motors Device, 13. transmission belts one, 14. transmission belts two, 15. pipe fittings, 16. photoelectric sensors, 17. guide blocks, 171. guide blocks one, 18. guide grooves, 19. lower clamp base plates, 20. lower clamp bodies, 21. chamfering machine frames, 22. mechanical hands, 23. rotary shafts, 24. chain conveying mechanisms, 25. pipe fitting tack feeding supporting plates, 26. upper fixture cylinders, on 27., discharging processing unit (plant), 28. Rotating shaft three, 29. drive sprockets, 30. rotating shafts four, 31. driven sprockets, 32. motors, 33. chains, 34. rotating shafts are pacified Dress hole one, 35. tapped through holes one, 36. jacking screws one, 37. contiguous blocks, 38. stage clips, 39. jacking blocks, 40. lower clamps Four.

Specific embodiment

Further details of elaboration is done to the technical solution of the utility model below in conjunction with the accompanying drawings with specific embodiment.

Embodiment 1：Illustrated with setting the upper of three lower clamps, discharging processing unit (plant) in the present embodiment：Such as Fig. 1 and Shown in Fig. 2, the application discloses a kind of upper, the discharging processing method of chamfering machine first, and the upper, discharge method is to arrange a band Formula drive mechanism, three lower clamps are arranged on the transmission belt 1 of band transmission, and the end on 1 top of transmission belt is set Upper discharge position A of pipe fitting is set to, and the Working position B of pipe fitting will be set at the other end on 1 top of transmission belt, by transmission belt 1 Lower area is set to the discharge position C of pipe fitting；When processing, under the drive of transmission belt 1, each lower clamp is successively by feeding Position is so cycled through to upper discharge position to Working position again to discharge position, so that the feeding of pipe fitting, processing and unloading Three steps of material are completed on same transmission belt simultaneously.

Three patent documentations that mentions in present context technology are applicant in apllied patent in the past, although also can Working (machining) efficiency is improved, but applicant thinks that the amplitude that working (machining) efficiency is improved also is not very big, if carried out further to which Improve, the working (machining) efficiency of pipeline end facing machine still has the space that further improves.Therefore, applicant is sent out through careful research Existing, patent documentation one（CN103551639A）In upper, discharging processing method be：Lower clamp is moved to upper discharge position first is carried out Feeding, after the completion of feeding, controls lower clamp and drives pipe fitting to be processed to be moved to Working position, then control upper fixture to push with Pipe fitting is clamped by fixture cooperation, then pipe fitting is processed, and after machining, then controls to move the folder unclamped to pipe fitting in upper fixture Tightly, then control lower clamp and drive the discharge position movement upward together of machined complete pipe fitting, as lower clamp is Split type structure, In mobile process, control lower clamp separates, and the discharge so that the machined pipe fitting for completing drops from lower clamp is machined After the pipe fitting that completes is discharged, lower clamp moves back again to the feeding that discharge position carries out next time.It can be seen that, in this patent documentation In, feeding, processing and discharging when pipe fitting are separately completed, and a pipe fitting needs to have carried out feeding, processing and discharging successively After three steps, next pipe fitting could be operated, i.e., when previous pipe fitting is operated, a pipe fitting is located always afterwards In waiting state, the process time of pipe fitting is thus extended, reduce the working (machining) efficiency of pipeline end facing machine.

In patent documentation two（CN104907879A）In mainly devise a kind of feeding device, pipe fitting to be processed is sent Enter in lower clamp, but thereon, discharging processing method or and patent documentation one（CN103551639A）In upper, discharging processing Method is the same, and the feeding of pipe fitting, processing and discharging are separately completed, i.e., when previous pipe fitting is operated, manage for one afterwards Part is constantly in waiting state.

In patent documentation three（CN204366591U）In mainly devise a kind of pipe fitting device for discharging, when tack is processed Cheng Hou, the pipe fitting for machining is during under the drive of lower clamp, discharge position is moved upward, using setting up in upper fixture Stripper contact with the pipe fitting for machining, drop so as to transfer to the pipe fitting for machining from mobile lower clamp, Complete the discharging of pipe fitting, but what the feeding of pipe fitting, processing and discharging were separately completed, i.e., when previous pipe fitting is operated, after One pipe fitting is constantly in waiting state.

And be engaged with conveyer belt by arranging three lower clamps in the present embodiment so that the feeding of pipe fitting, process and unload Three steps of material are completed on same transmission belt simultaneously, i.e., when the lower clamp for being located at upper discharge position carries out pipe fitting feeding, position Fixture at Working position carries out tack processing, while the pipe fitting positioned at discharge position carries out the discharging of pipe fitting, so significantly The process time for shortening pipe fitting, greatly improve the working (machining) efficiency of pipeline end facing machine.Tested through applicant repeatedly, one The process time of individual pipe fitting can improve 3s till now by original 12s, and working (machining) efficiency has brought up to original four times.

In the present embodiment, three lower clamps are respectively lower clamp 1, lower clamp 23 and lower clamp 34, and transmission belt 1 is Intermittent movement formula state, that is, move and stop motion repeatedly.When transmission belt 1 stops mobile, by discharge position C The lower clamp 1 that comes of movement is moved at discharge position A, by a pipe fitting (not shown) to be processed be in place in In lower clamp 1 at upper discharge position A, so as to carry out feeding operation；The lower clamp 23 come by the movement of upper discharge position A is moved To Working position B, control is located at the upper fixture 5 at Working position B and moves down, with 23 phase of lower clamp being located at Working position B Coordinate the pipe fitting (not shown) to be processed in the lower clamp 23 that will be located at Working position B to clamp, then control with knife The unit head 6 of head（The cutter head in one direction is only shown in figure）The lower clamp 23 at Working position B is moved close to, so as to Tack is carried out to the pipe fitting to be processed being clamped, after the completion of tack, the reverse movement of unit head 6 with cutter head returns to original position, on The reverse movement of fixture 5 is unclamped the clamping of pipe fitting being pointed in the lower clamp two at Working position B and returns to original position, so as to completing plus Work is operated；The lower clamp 34 come by Working position B movements is moved to discharge position C, is being acted on by inertia and gravity Under, the pipe fitting for processing being moved in the lower clamp three at discharge position C is from the lower clamp 34 being moved at discharge position C In be thrown out of, so as to complete discharging operations, wherein, feeding operation, process operation and discharging operations are completed simultaneously；

When feeding operation, process operation and discharging operations simultaneously after the completion of, control transmission belt 1 is moved again so that Lower clamp 1 at upper discharge position A is moved towards Working position B, and the lower clamp 23 at Working position B is moved towards discharge position C, The discharge position A movement upward of lower clamp 34 at discharge position C, so that repeat above-mentioned feeding operation, process operation and discharging behaviour Make.When the tack of pipe fitting is processed, pipe fitting is clamped as upper fixture needs to push to coordinate with lower clamp, therefore, when processing After moving in upper fixture, often there is pipe fitting and be clamped on the phenomenon in lower clamp, referred to as get stuck down, get stuck under generation phenomenon Afterwards, the pipe fitting for machining just cannot carry out discharging from lower clamp, so as to have impact on the working (machining) efficiency of pipeline end facing machine, and this When carrying out discharging in embodiment, it is to add inertia to throw away the pipe fitting for machining from lower clamp using the gravity of pipe fitting itself , it is to avoid under get stuck the generation of phenomenon, so as to improve the working (machining) efficiency of pipeline end facing machine.

Three lower clamps are placed equidistant on the belt, i.e., the girth of the transmission belt between adjacent lower clamp is equal , it is the perimeter L 1=lower clamp 23 and lower clamp of the transmission belt between lower clamp 1 and lower clamp 23 in the present embodiment The perimeter L 3 of the transmission belt between the perimeter L 2=lower clamp 34 and lower clamp 1 of the transmission belt between 34.So work as transmission When band stops operating, three lower clamps are just located in upper discharge position A, Working position B and discharge position C respectively and design in advance Some particular location, more accurately can control transmission belt drive lower clamp movement distance, so as to more accurately control Position when lower clamp processed stops mobile.

As shown in Figures 2 and 3, this utility model is also disclosed upper, discharging of a kind of use according to chamfering machine as above Upper, discharging processing unit (plant) that processing method is operated, including belt rotating mechanism and the transmission for being arranged on belt rotating mechanism With the lower clamp on 1, lower clamp is set to three or more than three, and band transmission includes being arranged in chamfering machine frame Left support seat 7 and right support seat 8, the gripper shoe 9 being arranged between left support seat 7 and right support seat 8, it is rotatably connected on left support Rotating shaft 1, the rotating shaft 2 11 being rotatably connected between left support seat 7 and right support seat 8 between seat 7 and right support seat 8, solid The drivewheel one being connected in rotating shaft 1 and drivewheel two, the driven pulley one being fixed in rotating shaft 2 11 and driven pulley two and solid Electric machine 12 on being connected on left support seat 7 or right support seat 8；Matched somebody with somebody by transmission belt 1 between drivewheel one and driven pulley one Conjunction is connected, and is coordinated by transmission belt 2 14 and be connected between drivewheel two and driven pulley two, and electric machine 12 is used for driving Dynamic rotating shaft 1 is rotated, and three lower clamps are fixed between transmission belt 1 and transmission belt 2 14, in transmission belt 1 and transmission Under drive with 2 14, three lower clamps can along gripper shoe from upper discharge position to Working position to discharge position again to upper discharge position So loopy moving passes through.When be located at Working position at upper fixture push be engaged with lower clamp pipe fitting is clamped when, utilize Lower clamp is supported by gripper shoe, so can guarantee that, when tack is processed, clamped pipe fitting will not be rocked, so as to ensure that pipe The crudy of part.

In the present embodiment, band transmission adopts sprocket wheel chain drive, transmission belt 1 and transmission belt 2 14 to be Chain, drivewheel and driven pulley adopt sprocket wheel, drivewheel and driven pulley to arrange radial and normal to horizontal plane with which.

Left support seat 7 and right support seat 8 are connected in chamfering machine frame by what connecting screw can be removably mounted, when needing to process During the pipe fitting 15 of different model, connecting screw is pulled down, upper, discharging processing unit (plant) is entirely pulled down, is changed, improve logical The property used.On left support seat 7 or right support seat 8 and it is located at discharge position A and is additionally provided with for sensing the photoelectric transfer of lower clamp Sensor 16, when a lower clamp is moved at upper discharge position, controlled motor device stops operating, so that a lower clamp Discharge position is placed exactly in, another lower clamp is placed exactly in Working position, and a remaining lower clamp is placed exactly in and unloads Discharge position.

As shown in Figure 4 and Figure 5, guide block 17 is provided with the gripper shoe 9, and the bottom of fixture is provided with and leads in each of the lower The guide groove 18 that block 17 is engaged, is engaged by the guide block 17 and guide groove 18, so that in transmission belt one and transmission belt two Drive under, three lower clamps can successively along gripper shoe from upper discharge position to Working position to discharge position again to upper discharge position such as This loopy moving passes through.

Each lower clamp includes lower clamp base plate 19 and the lower clamp body 20 being arranged on lower clamp base plate 19, pipe fitting It is placed in lower clamp body 20, what lower clamp body 20 can be removably mounted is connected on lower clamp base plate 19, is in the present embodiment By screw connection together, the Split type structure that lower clamp is designed to dismount by the present embodiment, when needing to change processing pipe During the model of part, it is also possible to directly pull down lower clamp body and changed, and without entirely go up, discharging processing unit (plant) is from putting down Pull down in head machine frame, the working (machining) efficiency of the present embodiment is improve while the present embodiment versatility is improved.Guide groove 18 is arranged On the bottom of lower clamp base plate 19, by screw by lower clamp base plate 19 be connected between transmission belt one and transmission belt two so as to Lower clamp is connected on the belt.

Guide block 17 is arranged on the top of gripper shoe 9, and the guide block 17 is along transmission belt 1 and the length side of transmission belt 2 14 To the guide block 2 172 for arranging and guide block 17 includes positioned at the guide block 1 of upper discharge position A side and positioned at Working position B sides, The width of guide block 2 172 is matched with 18 width of guide groove of lower clamp bottom, and the width of guide block 1 is less than guide block 2 172 Width, the length direction of guide block are the length direction of transmission belt one and transmission belt two.So arrange so that when lower clamp is moved During at upper discharge position A, there is gap between the guide groove of lower clamp and guide block one, be easy to the movement of lower clamp, when lower clamp is moved When moving discharge position B and carrying out tack and process, the guide groove of lower clamp matches with guide block two, in utilizing guide block two pairs to process Lower clamp play fixation, it is ensured that lower clamp process when stationarity, so as to improve pipe fitting processing precision.

As shown in fig. 6, this utility model is also disclosed a kind of chamfering machine, including positioned at chamfering machine side for by multiple pipes Part deliver to successively feed mechanism at upper discharge position A of chamfering machine and be arranged in chamfering machine frame 21 for by multiple by according to Pipe fitting at secondary upper discharge position A for delivering to chamfering machine sends into the mechanical hand 22 being processed in chamfering machine, the feed mechanism bag Include rotary shafts 23, the chain conveying mechanism 24 being arranged in the rotary shafts 23 and be arranged on the chain conveying mechanism 24 On multiple pipe fitting tack feeding supporting plates 25, chamfering machine also includes being arranged in chamfering machine frame 21 and is located at Working position B Upper fixture cylinder 26, upper fixture 5 is arranged on the piston rod of upper fixture cylinder 26, in the presence of upper fixture cylinder 26, on Fixture 5 can be towards the lower clamp movement being located at Working position B, so that upper fixture can be with the lower folder being located at Working position B Tool is engaged the pipe fitting in the lower clamp that will be located at Working position and clamps, and the chamfering machine is also included according to as above Upper, discharging processing unit (plant) 27, pipe fitting is sent to by mechanical hand 22, in discharging processing unit (plant) 27 at the A of feeding position under In fixture.Mechanical hand and pipe fitting tack feeding supporting plate can adopt the application background technology Patent Literature two（Application publication number For CN104907879A）In mechanical hand and pipe fitting tack feeding supporting plate.

As shown in Figure 7 and Figure 8, the chain conveying mechanism includes being rotatably connected in rotary shafts 23 by rotating shaft 3 28 Drive sprocket 29, the driven sprocket 31 being rotatably connected in rotary shafts 23 by rotating shaft 4 30 and be arranged on rotary shafts 23 On motor 32；Motor 32 is rotated for drive shaft 3 28, and drive sprocket 29 and driven sprocket 31 are with its footpath Arrange to state of the face parallel to horizontal plane, drive sprocket 29 and driven sprocket 31 are connected by chain 33, multiple pipe fittings Tack feeding supporting plate 25 is fixed on the chain 33 of chain conveying mechanism；

Medium position in the side of drive sprocket 29 and positioned at drive sprocket 29 is provided with rotating shaft installing hole 1, in rotating shaft The bottom of installing hole 1 is provided with tapped through hole 1, one end of rotating shaft 3 28 is inserted in rotating shaft installing hole 1 so that Obtain drive sprocket 29 to be connected with rotating shaft 3 28, one end of jacking screw 1 is through tapped through hole 1 and the one of rotating shaft 3 28 End end face contacts；Medium position in the side of driven sprocket and positioned at driven sprocket be provided with rotating shaft installing hole and, in rotating shaft The bottom of installing hole two is provided with tapped through hole two, and one end of rotating shaft four is inserted in rotating shaft installing hole two so that driven chain Wheel is connected with rotating shaft four, and one end of jacking screw two is contacted through tapped through hole two with one end end face of rotating shaft four.So, When because pipe fitting specification different, when needing to adjust drive sprocket and driven sprocket height, it is possible to directly by rotation jacking screw One and jacking screw two realizing, so as to further increase the versatility of chamfering machine in the present embodiment.

In the present embodiment, draw-in groove one is provided with the inner peripheral surface of rotating shaft installing hole one and in the axial direction of rotating shaft three （Not shown in figure）, the fixture block one being engaged with draw-in groove one is provided with the outer peripheral face of rotating shaft three and in the axial direction of rotating shaft three （Not shown in figure）, when one end of rotating shaft three is inserted in rotating shaft installing hole one, with draw-in groove one in the insertion draw-in groove one of fixture block one Be engaged so that drive sprocket can only be moved up and down along the axial direction of rotating shaft three, and can not circumferentially rotating along rotating shaft three, Here, it is also possible to which draw-in groove one is arranged on the outer peripheral face of rotating shaft three, the inner peripheral surface that fixture block one is arranged on rotating shaft installing hole one On.Draw-in groove two is provided with the inner peripheral surface of rotating shaft installing hole two and in the axial direction of rotating shaft four（Not shown in figure）, in rotating shaft The fixture block one being engaged with draw-in groove one is provided with four outer peripheral face and in the axial direction of rotating shaft three（Not shown in figure）, work as rotating shaft When three one end is inserted in rotating shaft installing hole one, it is engaged with draw-in groove one so that drive chain in the insertion draw-in groove one of fixture block one Wheel can only move up and down along the axial direction of rotating shaft three, and can not circumferentially rotating along rotating shaft three, here, it is also possible to by draw-in groove two It is arranged on the outer peripheral face of rotating shaft four, fixture block two is arranged on the inner peripheral surface of rotating shaft installing hole two.

Embodiment 2：As shown in figure 9, compared with Example 1, difference is：Arrange in the side of the upper fixture 5 There are Anti-blockage mechanism, Anti-blockage mechanism to include contiguous block 37, stage clip 38 and jacking block 39；Contiguous block 37 is arranged on the one of upper fixture 5 Side, one end of stage clip 38 are connected with contiguous block 37, and the other end of stage clip 38 is connected with jacking block 39, when upper fixture can add with being located at When the lower clamp at the station place of putting is engaged the pipe fitting clamping that will be located in the lower clamp at Working position, jacking block 39 is connected with pipe fitting Touch, stage clip 38 is in and press-fits state.When the tack of pipe fitting is processed, coordinate pipe fitting with lower clamp as upper fixture needs to push Clamp, therefore, after shifting in upper fixture is machined, pipe fitting often occurs and is clamped on the phenomenon in upper fixture, referred to as upper card Material, after the phenomenon that gets stuck in generation, the pipe fitting for machining just cannot carry out discharging from lower clamp, so as to have impact on pipe fitting tack The working (machining) efficiency of machine, the present embodiment pass through to arrange Anti-blockage mechanism in upper fixture, when machining, when moving in upper fixture, Under the reset response of stage clip, pipe fitting is backed down using jacking block, so as to the generation of the phenomenon that gets stuck on avoiding, further increase pipe The working (machining) efficiency of part chamfering machine.

Embodiment 3：As shown in Figure 10, compared with Example 1, difference is：Lower clamp on the belt is set Four are had, respectively lower clamp 1, lower clamp 23, lower clamp 34 and lower clamp 4 40.Wherein, lower clamp 1 is located at upper At discharge position A, lower clamp 23 is located at Working position B, and lower clamp 34 and lower clamp 4 40 are respectively positioned at discharge position C.

To sum up, this utility model is by being integrated in same transmission belt by the feeding of pipe fitting, three steps of processing and discharging Above complete simultaneously, i.e., when the lower clamp for being located at upper discharge position carries out pipe fitting feeding, the fixture at Working position is put down Head processing, while the pipe fitting positioned at discharge position carries out the discharging of pipe fitting, so greatly shortens the process time of pipe fitting, pole The big working (machining) efficiency that improve pipeline end facing machine.During discharging, add inertia by the pipe for machining using the gravity of pipe fitting itself Part is thrown away from lower clamp, it is to avoid under get stuck the generation of phenomenon, so as to improve the working (machining) efficiency of pipeline end facing machine.By three Individual lower clamp is placed equidistant on the belt, can more accurately control the distance that transmission belt drives lower clamp movement, so as to more Plus accurately control lower clamp stops position when moving.By carrying out to the guide block in gripper shoe in upper, discharging processing unit (plant) Design, had both been easy to lower clamp movement on the supporting plate, and stationarity when in turn ensure that lower clamp is processed, so that improve pipe fitting The precision of processing.By being designed the drive sprocket and driven sprocket of chain conveying mechanism in chamfering machine, can pass through to adjust Whole drive sprocket and the pipe fitting for highly coming to be suitable for processing different size of driven sprocket, so that further increase pipeline end facing machine Versatility.By Anti-blockage mechanism is arranged in the upper fixture of pipeline end facing machine, it is to avoid the generation of the phenomenon that above gets stuck, enter one Step improves the working (machining) efficiency of pipeline end facing machine.

Above example is only for illustration of the utility model, rather than to restriction of the present utility model, relevant technical field Technical staff in the case of without departing from spirit and scope of the present utility model, can also make a variety of changes or convert, because The technical scheme of this all equivalent should also belong to protection domain of the present utility model, and protection domain of the present utility model should be by Each claim is limited.

Claims (6)

1. upper, the discharging processing unit (plant) of a kind of chamfering machine, including belt rotating mechanism and the transmission for being arranged on belt rotating mechanism The lower clamp for taking, it is characterised in that：Lower clamp is set to three or more than three, and band transmission includes being arranged on tack Left support seat and right support seat, the gripper shoe being arranged between left support seat and right support seat in machine frame, it is rotatably connected on Rotating shaft one, the rotating shaft two being rotatably connected between left support seat and right support seat between left support seat and right support seat, affixed Drivewheel one and drivewheel two, the driven pulley one being fixed in rotating shaft two and driven pulley two in rotating shaft one and it is fixed in a left side Electric machine on support base or right support seat；Coordinated by transmission belt one between drivewheel one and driven pulley one and be connected, Coordinated by transmission belt two between drivewheel two and driven pulley two and be connected, electric machine is rotated for drive shaft one, three Individual or more than three lower clamps are fixed between transmission belt one and transmission belt two；The end on transmission belt top is set to manage The upper discharge position of part, will be set to the Working position of pipe fitting, transmission belt lower area is set at the other end on transmission belt top The discharge position of pipe fitting is set to, under the drive of transmission belt one and transmission belt two, the lower clamp of three or more than three can be successively Pass through to the such loopy moving of upper discharge position to discharge position again from upper discharge position to Working position along gripper shoe.

2. upper, the discharging processing unit (plant) of chamfering machine according to claim 1, it is characterised in that：Set in the gripper shoe Guide block is equipped with, the bottom of fixture is provided with the guide groove being engaged with guide block in each of the lower, is engaged by the guide block and guide groove, from And cause under the drive of transmission belt one and transmission belt two, the lower clamp of three or more than three can be successively along gripper shoe from feeding Position passes through to the such loopy moving of upper discharge position to Working position again to discharge position.

3. upper, the discharging processing unit (plant) of chamfering machine according to claim 2, it is characterised in that：Guide block is arranged on gripper shoe Top, the guide block along transmission belt one and transmission belt two length direction arrange and guide block include positioned at upper discharge position side Guide block one and the guide block two positioned at Working position side, the width of guide block two are matched with the channel widths of lower clamp bottom, are led Width of the width of block one less than guide block two.

4. a kind of chamfering machine, including positioned at chamfering machine side for multiple pipe fittings are delivered at the upper discharge position of chamfering machine successively Feed mechanism and be arranged in chamfering machine frame for by the pipe fitting at multiple upper discharge positions for being delivered to chamfering machine successively The mechanical hand being processed in chamfering machine is sent into, the feed mechanism includes rotary shafts, is arranged in the rotary shafts Chain conveying mechanism and the multiple pipe fitting tack feeding supporting plates being arranged on the chain conveying mechanism, chamfering machine also include arranging Upper fixture cylinder in chamfering machine frame and at Working position, upper fixture are arranged on the piston rod of upper fixture cylinder, In the presence of upper fixture cylinder, upper fixture can be towards the lower clamp movement being located at Working position, so that upper fixture can be with It is located at the lower clamp at Working position and is engaged the pipe fitting clamping that will be located in the lower clamp at Working position, it is characterised in that： The chamfering machine also includes upper, the discharging processing unit (plant) of the chamfering machine according to claim 1,2 or 3, and mechanical hand is by pipe fitting It is sent to, is located in discharging processing unit (plant) in the lower clamp at feeding position.

5. chamfering machine according to claim 4, it is characterised in that：The chain conveying mechanism includes rotating by rotating shaft three The drive sprocket that is connected in rotary shafts, the driven sprocket being rotatably connected in rotary shafts by rotating shaft four and being arranged on is sent Motor in material frame；Motor is rotated for drive shaft three, and drive sprocket and driven sprocket are with its sagittal plane State parallel to horizontal plane is arranged, and drive sprocket and driven sprocket are connected by chain interoperation, multiple pipe fitting tack feeding supports Plate is fixed on the chain of chain conveying mechanism；

Medium position in the side of drive sprocket and positioned at drive sprocket is provided with rotating shaft installing hole one, in rotating shaft installing hole one Bottom is provided with tapped through hole one, one end of rotating shaft three is inserted in rotating shaft installing hole one so that drive sprocket and rotating shaft three It is connected, one end of jacking screw one is contacted through tapped through hole one with one end end face of rotating shaft three；

Medium position in the side of driven sprocket and positioned at driven sprocket be provided with rotating shaft installing hole and, in rotating shaft installing hole two Bottom is provided with tapped through hole two, one end of rotating shaft four is inserted in rotating shaft installing hole two so that driven sprocket and rotating shaft four It is connected, one end of jacking screw two is contacted through tapped through hole two with one end end face of rotating shaft four.

6. chamfering machine according to claim 4, it is characterised in that：The side of the upper fixture is provided with Anti-blockage machine Structure, Anti-blockage mechanism include contiguous block, stage clip and jacking block；Contiguous block is arranged on the side of upper fixture, one end of stage clip and connection Block connects, and the other end of stage clip is connected with jacking block, when upper fixture can be engaged position with the lower clamp being located at Working position When pipe fitting in the lower clamp at Working position is clamped, jacking block is contacted with pipe fitting, and stage clip is in and press-fits state.