CN201470998U

CN201470998U - Automatic pipe cutting machine

Info

Publication number: CN201470998U
Application number: CN2009203028249U
Authority: CN
Inventors: 张宝根
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-05-05
Filing date: 2009-05-05
Publication date: 2010-05-19
Anticipated expiration: 2019-05-05

Abstract

The utility model discloses an automatic pipe cutting machine, which is object to provide a cutting device capable of performing rapid full-automatic cutting to the recovered yarn bobbin to reuse. The automatic pipe cutting machine consists of a rack, wherein a assembling and disassembling mechanism for assembling and disassembling the yarn bobbin, a bobbin fixing mechanism for fixing the yarn bobbin, a cutting device for cutting the yarn bobbin, and a program controller for controlling the procedure of movement of these mechanisms are provided on the rack, the bobbin fixing mechanism includes a mandrel for positioning yarn bobbin and whose diameter is adapted to the interior diameter of the yarn bobbin, the horizontal cantilever at one end of the mandrel is supported on the machine frame and forms a rotary connection with the machine frame through the mandrel motor in drive connection to the horizontal cantilever, the cutting device includes a knife rest provided on the mandrel and in slip connection with the machine frame, and a cutting cylinder located on the machine frame in linkage with the knife rest, the knife rest is provided with a disc shaped saw blade and a cutting motor in drive connection with the disc shaped saw blade. The utility model is suitable for performing cutting and secondary use to recovered yarn bobbin of minor enterprises.

Description

Automatic casing cutter

Technical field

The utility model relates to a kind of pipe cutter sweep, especially relates to a kind of automatic casing cutter that is used for yarn spool-holder tube cutting back recycling.

Background technology

Textile industry need be used a large amount of yarn spool-holder tubes, for reducing the broken ring to environment and resource, reduces production costs, need be to recycling with the yarn spool-holder tube of crossing.Because the yarn spool-holder tube after using has damage at mouth of pipe place, usually, people take the method for the cutting mouth of pipe excision with breakage, thereby reuse after changing it into length short specification, but use general manual operation disc cutter work one after another low, cause the cost recovery height, be unfavorable for that large tracts of land promotes the use of, and pipe is cut off owing to adopt the vertical cut mode, its cutting stroke is big, therefore needs to adopt large-diameter saw blade, outside the saw blade major part must be exposed to simultaneously, the injury to personnel accident takes place during use easily, in addition, because the direction of motion of cut point place saw blade and tube wall form an angle near 90 degree at the tangent line of this point, therefore, breach appears in mouth of pipe place easily during cutting because of bursting apart, thereby influences its serviceability.

A kind of disclosed straight pipe double-ended automatic non-bur cutter device (application number: 200810052677.4), be positioned at be respectively arranged with on first, second support of both sides be used for fixing the card tubular construction that is cut pipe and respectively with the card tubular construction interlock of both sides, be used to support and transmit be cut pipe send the pipe guide rail; On the support of both sides and be positioned at the card tubular construction and send the pipe guide rail the outside also correspondence be provided with tangent tube construction.Though above-mentioned disclosed cutter sweep energy automated exchanged cutter, cutting automatically only are applicable to long straight tube are made the continuous parting-cut of certain-length, and be not suitable for yarn spool-holder tube is done disposable cutting.

The utility model content

The utility model is low in order to overcome the cutting efficiency that exists in the prior art, the cost recovery height, operate unsafe deficiency, provide a kind of feeding, clamping, cutting to finish fast automatically and safe and reliable automatic casing cutter until the whole process of discharging from yarn spool-holder tube.

To achieve these goals, the utility model is by the following technical solutions: a kind of automatic casing cutter, it includes frame, frame is provided with the charging crane that is used to load and unload yarn spool-holder tube, the bobbin fixed mechanism that is used for fixing yarn spool-holder tube, the program controller that is used for the cutting mechanism of chopped strands bobbin and controls each mechanism action program, described bobbin fixed mechanism comprises and is used for yarn spool-holder tube location and diameter and the adaptive mandrel of yarn spool-holder tube internal diameter, mandrel one end horizontal boom is supported on the frame and by mandrel motor and the frame formation that is in transmission connection with it and is rotationally connected, described cutting mechanism comprises to be located at the knife rest that mandrel one side and frame be slidingly connected and to be located on the frame cutting cylinder with tool carrier linkage, the cutting motor that knife rest is provided with the disc saw blade and is in transmission connection with it.Usually, the fixed form that people adopt during pipe in cutting be with anchor clamps from the pipe outside with its clamping, therefore cause pipe deformation easily, in addition, what the disc saw blade adopted when cutting is the vertical cut mode, the cutting stroke is big, therefore need to adopt the big saw blade of diameter, owing in the direction of motion of cut point place saw blade and the tangential direction of pipe a big angle is arranged during cutting, especially cutting to about half stroke place, its angle is near 90 degree, bursting apart and the out-of-flatness that becomes very easily appears in the mouth of pipe of pipe, use thereby influence it, the cutting edge of saw blade also ruptures easily simultaneously, shortens its service life.The utility model tightly is enclosed within flat mouthful of end of yarn spool-holder tube by charging crane on the mandrel of cantilever support and is fixed, the tube edge of the inside turnup of yarn spool-holder tube opposite side and mandrel end face are fitted and are formed axial location simultaneously, therefore can avoid the crimp of yarn spool-holder tube, at this moment, rotate with the friction tight yarn spool-holder tube of mandrel by mandrel rotation of mandrel driven by motor and drive, the cutting cylinder promotes with the knife rest of its interlock close to mandrel simultaneously, the disc saw blade of being located on the knife rest can be made ring cutting to yarn spool-holder tube under the drive of cutting motor, after cutting finishes, charging crane is backed off the yarn spool-holder tube that cuts and the waste material of cutting-out from mandrel, repeat above-mentioned Pipe Cutting program then, whole cutting process is controlled automatically by program controller, high efficiency, the high conformity of size.Owing to adopt the ring cutting mode, the cutting stroke is the wall thickness of pipe, so the saw blade diameter is little, simultaneously, saw blade and yarn spool-holder tube are similar to two tangent circles, the cut place saw blade is substantially parallel with the direction of motion of yarn spool-holder tube, during cutting saw blade and yarn spool-holder tube adopt reverse rotation to the mode of rolling, make cutting become smooth and easy, not only can improve cutting speed, and the yarn spool-holder tube mouth of pipe place after the cutting is smooth attractive in appearance, and defectives such as non-notch burr have improved crudy.

As preferably, described mandrel is formed by axis body and dismountable adjusting head serial connection, the adjusting end surface of its unsettled end is provided with chamfering, described saw blade is perpendicular to the mandrel axis, saw blade is opposite with the direction of rotation of mandrel, mandrel is provided with annular escape in corresponding saw blade position, knife rest glide direction and mandrel axis normal.Be to adapt to the cutting of different length specification, mandrel is screwed after by axis body and dismountable adjusting head serial connection and forms, and only needs to change the adjusting head of different length, can change Cutting Length, and is convenient easy-to-use.The chamfering of mandrel free end setting has guide effect, makes things convenient for the clamping of yarn spool-holder tube.The glide direction of saw blade and knife rest is perpendicular to the mandrel axis, yarn spool-holder tube end face after can guaranteeing to cut is straight not to tilt, simultaneously, saw blade is opposite with the direction of rotation of mandrel, make both direction of motion of cut point place near consistent, chipping in the time of can avoiding cutting and tipping phenomenon improve cut quality.The escape that is provided with on the mandrel can be avoided the cutting of saw blade to mandrel.

As preferably, described charging crane comprises parallelly to be located at the slide bar of mandrel top fixedlying connected with frame and to be located at mandrel free end side and slide bar is slidingly connected unloads feed collet and feeding is pressed from both sides, press from both sides a side and be provided with loading and unloading cylinder with its interlock unloading feed collet and feeding, described unload feed collet be provided with mandrel movingly unload material through hole, the length of unloading space between feed collet and the feeding folder and yarn spool-holder tube is adaptive.The utility model adopt a first from left right two with cylinder link unload feed collet and the loading and unloading of finishing yarn spool-holder tube are pressed from both sides in feeding, being positioned over the yarn spool-holder tube that unloads between feed collet and the feeding folder is enclosed within on the mandrel of its axial side under the promotion of feeding folder, since unload be provided with on the feed collet with mandrel movingly unload material through hole, make it promote to be enclosed within on the mandrel together in company with yarn spool-holder tube when yarn spool-holder tube carries out clamping at the feeding folder, when cutting finished, discharging was clipped in the following counter motion of cylinder drive yarn spool-holder tube is unloaded from mandrel.

As preferably, be provided with feeding funnel that is slidingly connected with frame and the feeding cylinder that links with feeding funnel at the described feed collet that unloads with corresponding its position, space of feeding folder side, the feeding funnel opening up and both sides open-minded, its glide direction and mandrel axis normal, the position, space of unloading feed collet and feeding folder in frame platen correspondence is provided with the blanking through hole, be provided with the discharging opening adaptive in frame platen bottom surface with the blanking through hole, above feeding funnel, be provided with and the fixing chute feeder of frame, its bottom surface is an inclined-plane, and inboard width of chute feeder and yarn spool-holder tube length are adaptive.For being linked up automatically, whole cutting process carries out, the utility model is provided with and is the feeding funnel of charging crane delivered yarn bobbin and the chute feeder that can place yarn spool-holder tube to be cut, the chute feeder that the bottom surface tilts can tumble in the feeding funnel of establishing with its front end below yarn spool-holder tube automatically along chute feeder, the feeding cylinder will and the feeding funnel of its interlock shift the gap of unloading between feed collet and the feeding folder onto, because feeding funnel both sides and upper side open wide, the feeding folder can promote yarn spool-holder tube it is set on the mandrel from the feeding funnel side, when cutting mechanism begins to move, feeding funnel retreats and resets, thereby the blanking through hole that exposes rack table, after cutting finishes, the yarn spool-holder tube of well cutting is unloaded feed collet together with the cutting waste material and is unloaded from mandrel, and fall in the blanking through hole, skid off by the discharging opening of being located at frame platen bottom surface then, fall in the collection container of its below.

As preferably, described program controller is an electric program-controlled switch, comprises one group by the cam that reducing motor drives and coaxial dislocation is arranged, and is located at cam side and the one group push switch corresponding with it.Cam set is rotated under the drive of reducing motor continuously, and when the height point of first cam forwards its corresponding shift knob place to and with button down, this switch conduction and export a signal of telecommunication can be controlled the feeding cylinder feeding funnel is pushed ahead; The cam set rotation that continues, second cam of arranging with first cam dislocation will be depressed by corresponding shift knob with it, second signal of telecommunication of program controller output, can control loading and unloading cylinder promotion feeding folder is set to yarn spool-holder tube on the mandrel, by that analogy, by cam set in an orderly manner push switch group button export a plurality of signals of telecommunication, can control whole cutting process and finish automatically.The time that radian by adjusting each cam height correspondence and dislocation angle each other can change each block.

As preferably, described program controller is the digital program controlled device of micro computer, and the digital program controlled device of described micro computer comprises a slice single-chip microcomputer.Whole cutting process is stored in the single-chip microcomputer, be equipped with the display unit that matches again, can set and control the work of each mechanism time of program each several part etc.

Therefore, the utlity model has following beneficial effect: (1) is by tightly being enclosed within yarn spool-holder tube on the mandrel positioning and fixing in addition, the distortion of having avoided yarn spool-holder tube to produce because of extruding; (2) cutting mode of employing ring cutting, cutting speed is fast, can avoid the generation of chipping, tipping phenomenon, the cut quality height; (3) whole cutting process Automatic Control, high efficiency, processing cost is low, is fit to batch machining and large tracts of land and promotes the use of.

Description of drawings

Fig. 1 is a perspective view of the present utility model;

Fig. 2 is a rear perspective structural representation of the present utility model;

Fig. 3 is a front view of the present utility model;

Fig. 4 is the partial sectional view of A-A section among Fig. 3;

Fig. 5 is the structural representation of yarn spool-holder tube.

The specific embodiment

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

As Fig. 1, among the embodiment shown in Figure 2, automatic casing cutter of the present utility model includes frame 1, frame 1 includes frame platen 1-1 and is arranged on the framework that is used to install and fix each mechanism on the frame platen 1-1, on framework, be horizontally disposed with mandrel 3-1 in order to location and fixing yarn spool-holder tube 6 to be cut (referring to Fig. 5), mandrel 3-1 is formed by the screw serial connection by axis body 3-11 and dismountable adjusting 3-12, regulate a 3-12 end face guiding chamfering is set, mandrel 3-1 is supported on the framework by axis body 3-11 one end horizontal boom, and be in transmission connection with mandrel motor 3-2, annular escape 3-3 is set on axis body 3-11, and the distance of escape 3-3 and the unsettled end face of mandrel 3-1 and the Cutting Length of yarn spool-holder tube to be cut 6 are complementary.In addition, at fixing cutting cylinder 4-2 of mandrel 3-1 one side setting and frame 1 and the knife rest 4-1 that is slidingly connected with frame 1, knife rest 4-1 can do the reciprocating motion perpendicular to mandrel 3-1 axis by the cutting cylinder 4-2 with its interlock, the cutting motor 4-4 that disc saw blade 4-3 is set on the knife rest 4-1 and is in transmission connection with it, saw blade 4-3 plane is perpendicular to mandrel 3-1 axis, the direction of rotation of the rotation direction of saw blade 4-3 and mandrel 3-1, both are rolling shape when rotating.In addition, two slide bar 2-1 of fixedlying connected with frame 1 are set above mandrel 3-1, slide bar 2-1 is parallel with mandrel 3-1, unload feed collet 2-2 and feeding folder 2-3 what the side setting of mandrel 3-1 free end and slide bar 2-1 were slidingly connected, at the loading and unloading cylinder 2-4 that unloads feed collet 2-2 and feeding folder 2-3 one side setting and its interlock, unload on the feed collet 2-2 be provided with mandrel 3-1 movingly unload material through hole 2-5 (as shown in Figure 3), it is adaptive to unload space and the length of to be cut yarn spool-holder tube 6 of feed collet 2-2 and feeding folder between the 2-3, on the frame platen 1-1 below corresponding its space, blanking through hole 10 is set, the discharging opening 11 adaptive with blanking through hole 10 is set in frame platen 1-1 bottom surface.Further, unloading feed collet 2-2 and feeding funnel 8 that corresponding its position, space of feeding folder 2-3 side is provided with and frame 1 is slidingly connected and the feeding cylinder 9 that links with feeding funnel 8, feeding funnel 8 openings up and both sides open-minded, its glide direction and mandrel 3-1 axis normal, we can see in Fig. 4, feeding funnel 8 tops are provided with the chute feeder of fixing with frame 1 12, and its bottom surface is an inclined-plane, and the length of chute feeder 12 inboard width and yarn spool-holder tube 6 is adaptive.For whole cutting process is controlled automatically, the utility model is provided with an electric program-controlled switch, it comprises one group of cam 5-2 that is arranged by reducing motor 5-1 drive and coaxial dislocation, and be located at cam 5-2 side and the one group push switch 5-3 corresponding with it, when the height point of each cam 5-2 turns to corresponding push switch 5-3 position, can be with the button down and the conducting of switch, a solenoid directional control valve that can change the cylinder direction of action all is set in the gas circuit of each cylinder, and switches set is serially connected in respectively in the solenoid directional control valve electricity loop of each cylinder action of control.

During work, as shown in Figure 4, earlier in chute feeder 12, put into yarn spool-holder tube to be cut 6, columniform yarn spool-holder tube 6 rolls forward along the bottom surface that chute feeder 12 tilts and falls into the feeding funnel 8 of being located at its below, cam set is rotation continuously under reducing motor 5-1 drives, when the height point of first cam forwards its corresponding shift knob place to and with button down, this switch conduction and export the solenoid directional control valve of first signal of telecommunication to control feeding cylinder 9 directions of motion, the then gas circuit conducting of advancing of feeding cylinder 9, the feeding funnel 8 that can promote to be equipped with yarn spool-holder tube 6 arrive the gap of unloading between feed collet 2-2 and the feeding folder 2-3 forward.When cam set is rotated further, the height point of second cam of arranging with first cam dislocation forwards its corresponding shift knob place to and with button down, switch opens and export the solenoid directional control valve of second signal of telecommunication to the control loading and unloading cylinder 2-4 direction of motion, then load and unload the gas circuit conducting of advancing of cylinder 2-4, together with unloading feed collet 2-2 yarn spool-holder tube 6 is set on the mandrel 3-1 of axial side thereby promote feeding folder 2-3.This moment, the height point of the 3rd cam forwarded its corresponding shift knob place to and with button down, switch opens is exported the 3rd signal of telecommunication to mandrel motor 3-2, the solenoid directional control valve of the cutting motor 4-4 and the control cutting cylinder 4-2 direction of motion, then mandrel motor 3-2 conducting drives mandrel 3-1 together with yarn spool-holder tube 6 rotations, cutting motor 4-4 drives saw blade 4-3 and does the rightabout high speed rotation with mandrel 3-1, cut the gas circuit conducting of advancing of cylinder 4-2 simultaneously, thereby it is close to mandrel 3-1 direction together with saw blade 4-3 to promote knife rest 4-1, the saw blade 4-3 of rotation promptly makes quick ring cutting to the yarn spool-holder tube 6 that rotates at a high speed, saw blade 4-3 falls in the escape 3-3 on the mandrel 3-1, thereby avoids coping saw blade 4-3 to the cutting of mandrel 3-1 and cause damage.At this moment, the low spot of first cam forwards its corresponding shift knob place to, then shift knob ejects the electric loop that resets and cut off its control, and then the solenoid directional control valve of control feeding cylinder 9 directions of motion is resetted, the gas circuit of advancing of feeding cylinder 9 is cut off, retreat gas circuit and open, retreat with the feeding funnel 8 of its interlock thereupon and reset, the yarn spool-holder tube 6 in the chute feeder 12 falls into the beginning that feeding funnel 8 is waited for next cutting process again.Subsequently, the low spot of the 3rd cam forwards its corresponding press button place to, the button of switch ejects the electric loop that resets and cut off its control, then mandrel motor 3-2 and cutting motor 4-4 stop operating, the solenoid directional control valve of the control cutting cylinder 4-2 direction of motion resets, the gas circuit of advancing of cutting cylinder 4-2 is cut off, retreat the gas circuit conducting, knife rest 4-1 retreats thereupon and resets, this moment, the low spot of second cam forwarded its corresponding press button place to, the button of switch ejects the electric loop that resets and cut off its control, the solenoid directional control valve that causes controlling the loading and unloading cylinder 2-4 direction of motion resets, loading and unloading the gas circuit of advancing of cylinder 2-4 this moment cuts off, retreating gas circuit connects, unloading feed collet 2-2 then promotes the yarn spool-holder tube of well cutting and cutting waste material down and presss from both sides to retreat together with feeding and reset, the yarn spool-holder tube that comes off from mandrel 3-1 is slipped in the collection container of below together with waste material by blanking through hole 10 on the frame platen 1-1 and discharging opening 11, so far, first cutting process finishes, cam set is got back to initial state, and cam set is rotated further and repeats above-mentioned cutting process then.The program controller that present embodiment adopts is electric program-controlled switch, as possibility, program controller also can adopt the popular digital program controlled device of micro computer at present, whole working procedure can be stored in the single-chip microcomputer of program controller, by corresponding program the time length that button is provided with each block is set, can control whole cutting process, the operation principle of its whole procedure is same as the previously described embodiments.Though the utility model discloses two kinds of program controlled modes of the digital program controlled device of electric program-controlled switch and micro computer, those skilled in the art as the present technique field, can adopt other different program controlled mode to reach cutting effect similarly easily based on the disclosed pipe cutting mode of the utility model, therefore program controller of the present utility model should not only limit to the specific embodiment here.

Claims

1. automatic casing cutter, it includes frame (1), it is characterized in that, frame (1) is provided with the charging crane (2) that is used to load and unload yarn spool-holder tube (6), the bobbin fixed mechanism (3) that is used for fixing yarn spool-holder tube (6), the program controller (5) that is used for the cutting mechanism (4) of chopped strands bobbin (6) and controls each mechanism action program, described bobbin fixed mechanism (3) comprises and is used for the adaptive mandrel (3-1) in yarn spool-holder tube (6) location and diameter and yarn spool-holder tube internal diameter, mandrel (3-1) end horizontal boom is supported on frame (1) and upward and by the mandrel motor (3-2) that is in transmission connection with it is rotationally connected with frame (1) formation, described cutting mechanism (4) comprises to be located at the knife rest (4-1) that mandrel (3-1) side and frame (1) be slidingly connected and to be located at frame (1) and to go up the cutting cylinder (4-2) that links with knife rest (4-1), the cutting motor (4-4) that knife rest (4-1) is provided with disc saw blade (4-3) and is in transmission connection with it.

2. automatic casing cutter according to claim 1, it is characterized in that, described mandrel (3-1) is formed by axis body (3-11) and dismountable adjusting head (3-12) serial connection, adjusting head (3-12) end face of its unsettled end is provided with chamfering, described saw blade (4-3) is perpendicular to the mandrel axis, saw blade (4-3) is opposite with the direction of rotation of mandrel (3-1), and mandrel (3-1) is provided with annular escape (3-3) in corresponding saw blade (4-3) position, knife rest (4-1) glide direction and mandrel axis normal.

3. automatic casing cutter according to claim 1, it is characterized in that, described charging crane (2) comprise parallel be located at the slide bar (2-1) of mandrel (3-1) top fixedlying connected and be located at mandrel (3-1) free end side with frame (1) unload feed collet (2-2) with slide bar (2-1) is slidingly connected and (2-3) pressed from both sides in feeding, press from both sides (2-3) side and be provided with loading and unloading cylinder (2-4) with its interlock unloading feed collet (2-2) and feeding.

4. automatic casing cutter according to claim 3, it is characterized in that, described unload feed collet (2-2) be provided with mandrel (3-1) movingly unload material through hole (2-5), unloading feed collet (2-2) and feeding, to press from both sides the length of space between (2-3) and yarn spool-holder tube (6) adaptive.

5. automatic casing cutter according to claim 4, it is characterized in that, described unload corresponding its position, space of feed collet (2-2) and feeding folder (2-3) side be provided with the feeding funnel (8) that is slidingly connected with frame (1) and and the feeding cylinder (9) that links of feeding funnel (8), feeding funnel (8) opening up and both sides open-minded, its glide direction and mandrel axis normal.

6. automatic casing cutter according to claim 5, it is characterized in that, the position, space of unloading feed collet (2-2) and feeding folder (2-3) in frame platen (1-1) correspondence is provided with blanking through hole (10), is provided with the discharging opening (11) adaptive with blanking through hole (10) in frame platen (1-1) bottom surface.

7. according to claim 5 or 6 described automatic casing cutters, it is characterized in that be provided with and the fixing chute feeder (12) of frame (1) in feeding funnel (8) top, its bottom surface is an inclined-plane, inboard width of chute feeder (12) and yarn spool-holder tube (6) length are adaptive.

8. according to claim 1 or 2 or 4 or 5 or 6 described automatic casing cutters, it is characterized in that, described program controller (5) is electric program-controlled switch, comprise one group by the cam (5-2) that reducing motor (5-1) drives and coaxial dislocation is arranged, and be located at cam (5-2) side and the one group push switch (5-3) corresponding with it.

9. automatic casing cutter according to claim 7, it is characterized in that, described program controller (5) is electric program-controlled switch, comprise one group by the cam (5-2) that reducing motor (5-1) drives and coaxial dislocation is arranged, and be located at cam (5-2) side and the one group push switch (5-3) corresponding with it.

10. according to claim 1 or 2 or 4 or 5 or 6 described automatic casing cutters, it is characterized in that described program controller (5) is the digital program controlled device of micro computer, the digital program controlled device of described micro computer comprises a slice single-chip microcomputer.