CN114310431A - Bar traction and fixing device for machine tool cutting - Google Patents

Abstract

The invention discloses a bar traction and fixing device for machine tool cutting, which comprises a driving wheel, a driving belt, mounting vertical plates, a first synchronous driving belt, a locking mechanism, a guiding and conveying device, a first motor, bars, a fixed mounting plate and a second motor, wherein the second motor is fixedly mounted at one end of the fixed mounting plate, the driving wheel is fixedly connected to the front end of the second motor, the mounting vertical plates are uniformly and fixedly mounted at one side edge of the fixed mounting plate, the locking mechanisms are uniformly mounted at one side of the fixed mounting plate and fixedly connected with the mounting vertical plates, the number of the locking mechanisms corresponds to the number of the mounting vertical plates one by one, and the locking mechanisms are rotatably connected through the first synchronous driving belt. The invention can synchronously guide, convey and lock and fix a plurality of bars in the using process, thereby ensuring that the bars are stable and can not shake and displace in the cutting process, ensuring that the bars are cut accurately and improving the cutting efficiency.

Description

Bar traction and fixing device for machine tool cutting

Technical Field

The invention relates to the technical field of machine tool machining, in particular to a bar traction and fixing device for machine tool cutting.

Background

In the field of machining, cutting of bar stock is often involved. Adopt the lathe to cut into the bar suitable length after, the available digit control machine tool etc. of side carry out the finish machining of degree of depth and handle, the lathe cutting device who has now used can only accomplish to lead the bar and carry and pull at the in-process bar that uses, pull the bar that carries to suitable position after can not carry out automatic lock and die fixedly at the in-process bar of cutting, thereby make the bar can rock the slip production error at the in-process of cutting, thereby make the bar cutting accurate demand that is not conform to the use inadequately, therefore the above-mentioned problem is solved to a device of urgent need.

Disclosure of Invention

The invention aims to provide a bar traction and fixing device for machine tool cutting, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a bar traction and fixing device for machine tool cutting comprises a driving wheel, a driving belt, an installation vertical plate, a first synchronous driving belt, a locking mechanism, a guiding and conveying device, a first motor, a bar, a fixed installation plate and a second motor, wherein the second motor is fixedly installed at one end of the fixed installation plate, the driving wheel is fixedly connected to the front end of the second motor, the installation vertical plate is uniformly and fixedly installed at one side edge of the fixed installation plate, the locking mechanism is uniformly installed at one side of the fixed installation plate and fixedly connected with the installation vertical plate, the number of the locking mechanisms corresponds to the number of the installation vertical plate one by one, the locking mechanisms are rotatably connected through the first synchronous driving belt, one end of the driving belt, far away from the driving wheel, is rotatably connected with the locking mechanism at the edge, the guiding and conveying device is fixedly installed at the upper end of the fixed installation plate, the first motor is fixedly connected to the bottom of one side of the guide conveying device, and the bar stock is inserted into the guide conveying device and the locking mechanism.

As optimizing, evenly install the fixed plate among the direction conveyor, just the fixed plate is equipped with six groups, three groups the fixed plate is established to one row, the upper end of spacing leading wheel is down inside all to rotate and install spacing leading wheel and spacing leading wheel down, just go up the top that spacing leading wheel is located spacing leading wheel down, spacing recess has all been seted up at the middle part of spacing leading wheel and spacing leading wheel down, is located same one row go up spacing leading wheel and spacing leading wheel rotate to connect through synchronous axis of rotation each other down, be located both ends spacing leading wheel outer end fixedly connected with drive runner down, rotate to connect through the synchronous driving band of second between the drive runner.

As the optimization, locking mechanism is including rotating regulation control ring and clamping device, it rotates the one end of installing at clamping device to rotate regulation control ring screw thread, the last symmetry of rotation regulation control ring has seted up and has rotated the draw-in groove, the inside flexible regulation screw thread of having seted up of one end of rotating regulation control ring, the inside fixed mounting of the other end of rotating regulation control ring has the fender regulating plate that separates, the inner wall that separates the fender regulating plate is circular distribution and evenly rotates to inlay and has rotated the pearl.

As an optimization, clamping device includes spacing fender ring and clamping part, clamping part slidable mounting is in the inside of spacing fender ring, the one end fixedly connected with of spacing fender ring adjusts the screw ring, the one end that the spacing fender ring kept away from and adjusts the screw ring is inside to be seted up the bell mouth.

As the optimization, install the fixed thread ring in the clamp part, the even fixed mounting in front end edge of fixed thread ring has the support reset spring ring, the flexible regulation post of front end fixedly connected with that supports reset spring ring, the even fixed mounting in front end of flexible regulation post has the extrusion piece, just the extrusion piece is equipped with four, four the extrusion piece is the toper and distributes, the equal fixedly connected with spacing snap ring in front end of extrusion piece, there is the clearance each other between spacing snap ring and the extrusion piece, the inner wall of spacing snap ring is even fixed and is equipped with anti-skidding bump.

As an optimization, the fixed threaded ring is fixedly connected with the mounting vertical plate, the rotation adjusting control ring is rotatably mounted on the adjusting threaded ring through the telescopic adjusting threaded threads, the width of the adjusting threaded ring is larger than that of the telescopic adjusting threads, the anti-skidding salient points are made of rubber, the adjusting threaded ring is mounted on the fixed threaded ring in a threaded manner, the bar is inserted between the upper limiting guide wheel and the lower limiting guide wheel, the front end of the bar is inserted into the limiting snap ring, the telescopic adjusting column and the fixed threaded ring, and the middle of the mounting vertical plate is provided with a slotted hole in a penetrating manner.

Compared with the prior art, the invention has the following beneficial effects:

this device can lead accurate transport with the bar through direction conveyor at the in-process that uses, and utilize direction conveyor to lead the in-process bar that carries to the bar and go up the stress point be two, thereby in the in-process bar that carries to the bar can not take place to deflect and rotate, utilize locking mechanism can carry out automatic lock fixed to the bar after the assigned position with carrying, thereby make the in-process bar that cuts the bar can not rock and the displacement, and can be simultaneously carry out synchronous transport and spacing lock to a plurality of bars when locking mechanism and direction conveyor collocation use, thereby the efficiency of fixed is carried and locked to the accurate direction of bar that accelerates, indirect improvement is to the efficiency of bar cutting.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic view of the structure of the guiding conveyor of the present invention;

FIG. 3 is a schematic view of the locking mechanism of the present invention;

FIG. 4 is a schematic view of the clamping device of the present invention;

FIG. 5 is a schematic view of a rotation adjustment control ring structure of the present invention;

FIG. 6 is a schematic view of a spacing and blocking ring structure according to the present invention;

FIG. 7 is a schematic view of the internal structure of the spacing baffle ring of the present invention;

fig. 8 is a schematic view of the structure of the clamping portion of the present invention.

In the figure: 1-driving wheel, 2-driving belt, 3-mounting vertical plate, 4-first synchronous driving belt, 5-locking mechanism, 6-guiding conveying device, 7-first motor, 8-bar, 9-fixing mounting plate, 10-second motor, 11-driving rotating wheel, 13-synchronous rotating shaft, 14-upper limiting guide wheel, 15-lower limiting guide wheel, 16-fixing plate, 17-second synchronous driving belt, 18-rotation adjusting control ring, 19-clamping device, 20-limiting baffle ring, 21-clamping part, 22-rotation clamping groove, 23-rotation ball, 24-baffle adjusting plate, 25-telescopic adjusting screw thread, 26-adjusting screw thread ring, 27-conical groove, 28-fixing screw thread ring, 28-upper limiting guide wheel, 14-lower limiting guide wheel, 16-fixing plate, 25-telescopic adjusting screw thread, 26-rotation adjusting screw thread ring, 27-conical groove, 28-fixing screw thread ring, and the like, 29-supporting return springs, 30-telescopic adjusting columns, 31-extrusion pieces, 32-limiting snap rings and 33-anti-skidding bumps.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention: a bar traction and fixing device for machine tool cutting comprises a driving wheel 1, a driving belt 2, an installation vertical plate 3, a first synchronous driving belt 4, a locking mechanism 5, a guide conveying device 6, a first motor 7, a bar 8, a fixed mounting plate 9 and a second motor 10, wherein the second motor 10 is fixedly mounted at one end of the fixed mounting plate 9, the driving wheel 1 is fixedly connected at the front end of the second motor 10, the installation vertical plate 3 is uniformly and fixedly mounted at the edge of one side of the fixed mounting plate 9, the locking mechanism 5 is uniformly mounted at one side of the fixed mounting plate 9, the locking mechanism 5 is fixedly connected with the installation vertical plate 3, the number of the locking mechanisms 5 corresponds to the number of the installation vertical plates 3 one by one, the locking mechanisms 5 are rotatably connected through the first synchronous driving belt 4, one end of the driving belt 2, which is far away from the driving wheel 1, is rotatably connected with the locking mechanism 5 positioned at the edge, the guide conveying device 6 is fixedly arranged at the upper end of the fixed mounting plate 9, the first motor 7 is fixedly connected to the bottom of one side of the guide conveying device 6, the bar 8 is inserted into the guide conveying device 6 and the locking mechanism 5, the bar 8 can be accurately conveyed in a guide mode through the guide conveying device 6, the stress points on the bar 8 in the guide conveying process of the bar 8 by the guide conveying device 6 are two, the bar 8 cannot deflect and rotate in the guide conveying process of the bar 8, the bar 8 conveyed to a specified position can be automatically locked and fixed by the locking mechanism 5, the bar 8 cannot shake and move in the cutting process of the bar 8, and the locking mechanism 5 and the guide conveying device 6 can simultaneously carry out synchronous conveying and limiting locking on a plurality of bars 8 when being used in a matched mode, thereby the efficiency of the accurate direction transport and the dead lock of bar 8 of quickening, indirect improvement to the efficiency of bar 8 cutting.

Referring to fig. 2, fixing plates 16 are uniformly installed in the guiding and conveying device 6, six groups of fixing plates 16 are provided, three groups of fixing plates 16 are arranged in a row, an upper limiting guide wheel 14 and a lower limiting guide wheel 15 are rotatably installed inside the upper end of the lower limiting guide wheel 15, the upper limiting guide wheel 14 is located above the lower limiting guide wheel 15, limiting grooves are formed in the middle parts of the upper limiting guide wheel 14 and the lower limiting guide wheel 15, the upper limiting guide wheel 14 and the lower limiting guide wheel 15 located in the same row are rotatably connected with each other through a synchronous rotating shaft 13, driving rotating wheels 11 are fixedly connected to the outer ends of the lower limiting guide wheels 15 located at the two ends, the driving rotating wheels 11 are rotatably connected with each other through a second synchronous driving belt 17, a first motor 7 is started, the first motor 7 can drive all the lower limiting guide wheels 15 in the guiding and conveying device 6 to rotate through the driving rotating wheels 11, the second synchronous driving belt 17 and the synchronous rotating shaft 13, thereby pivoted lower limit leading wheel 15 is used for driving upper limit leading wheel 14 and carries on spacingly and makes bar 8 move forward and carry, spacing recess has all been seted up at the middle part of upper limit leading wheel 14 and lower limit leading wheel 15, and upper limit leading wheel 14 and lower limit leading wheel 15 are two rows of settings, consequently make bar 8 carry out the stress point that is used in bar 8 to be two in the in-process that drives and carry out to utilize upper limit leading wheel 14 and lower limit leading wheel 15, thereby make bar 8 can not take place to rotate and skew in the in-process of carrying steadily.

Referring to fig. 3 and 5, the locking mechanism 5 includes a rotation adjusting control ring 18 and a clamping device 19, the rotation adjusting control ring 18 is rotatably installed at one end of the clamping device 19 through threads, rotation clamping grooves 22 are symmetrically formed in the rotation adjusting control ring 18, telescopic adjusting threads 25 are formed in one end of the rotation adjusting control ring 18, a blocking adjusting plate 24 is fixedly installed in the other end of the rotation adjusting control ring 18, rotating beads 23 are uniformly embedded in the inner wall of the blocking adjusting plate 24 in a circular distribution mode in a rotating mode, and friction is reduced through the rotating beads 23.

Referring to fig. 4, 6 and 7, the clamping device 19 includes a limiting blocking ring 20 and a clamping portion 21, the clamping portion 21 is slidably mounted inside the limiting blocking ring 20, an adjusting threaded ring 26 is fixedly connected to one end of the limiting blocking ring 20, and a tapered groove 27 is formed inside one end of the limiting blocking ring 20 away from the adjusting threaded ring 26.

Referring to fig. 8, a fixed threaded ring 28 is installed in a clamping portion 21, supporting return spring rings 29 are uniformly and fixedly installed at the edge of the front end of the fixed threaded ring 28, telescopic adjusting columns 30 are fixedly connected to the front end of the supporting return spring rings 29, four squeezing pieces 31 are uniformly and fixedly installed at the front ends of the telescopic adjusting columns 30, the four squeezing pieces 31 are distributed in a conical shape, limiting snap rings 32 are fixedly connected to the front ends of the squeezing pieces 31, gaps exist between the limiting snap rings 32 and the squeezing pieces 31, anti-skidding convex points 33 are uniformly and fixedly installed on the inner walls of the limiting snap rings 32, inward-sliding rotation adjusting control rings 18 can squeeze and push the front ends of the squeezing pieces 31 by utilizing a baffle adjusting plate 24 to compress the supporting return spring rings 29, at the moment, the telescopic adjusting columns 30 and the squeezing pieces 31 are inwardly contracted along the insides of the limiting baffle rings 20, and as conical grooves 27 formed at the front ends of the limiting baffle rings 20 are arranged in a conical shape, be the toper between four extrusion pieces 31 and distribute, consequently can receive the extrusion of tapered groove 27 when the synchronous inside of tapered groove 27 of four extrusion pieces 31 is flexible to make the synchronous internal contraction of four extrusion pieces 31, utilize synchronous internal contraction of four extrusion pieces 31 and four spacing snap rings 32 to carry out the dead fixed of locking firmly with inserting to the bar 8 of extrusion piece 31 and the inside of spacing snap ring 32 this moment.

Referring to fig. 1-8, a fixed threaded ring 28 is fixedly connected with the mounting vertical plate 3, a rotary adjusting control ring 18 is rotatably mounted on an adjusting threaded ring 26 through a telescopic adjusting thread 25, the width of the adjusting threaded ring 26 is larger than that of the telescopic adjusting thread 25, an anti-skid bump 33 is made of rubber, the adjusting threaded ring 26 is mounted on the fixed threaded ring 28 through a thread, the adjusting threaded ring 26 can be detached from the fixed threaded ring 28 for replacement, a bar 8 is inserted between an upper limit guide wheel 14 and a lower limit guide wheel 15, the front end of the bar 8 is inserted into a limit snap ring 32, the limit snap ring 32, a telescopic adjusting column 30 and the fixed threaded ring 28, and a slotted hole is formed in the middle of the mounting vertical plate 3.

The working principle is as follows: the device is fixedly installed through a fixing hole formed in a fixing installation plate 9, a bar 8 to be processed and cut is inserted between an upper limit guide wheel 14 and a lower limit guide wheel 15 in a guide conveying device 6, a first motor 7 is started, the first motor 7 can drive all lower limit guide wheels 15 in the guide conveying device 6 to rotate through a driving rotating wheel 11, a second synchronous driving belt 17 and a synchronous rotating shaft 13, so that the rotating lower limit guide wheels 15 are used for driving the upper limit guide wheel 14 to limit so that the bar 8 moves forwards, limit grooves are formed in the middle of the upper limit guide wheel 14 and the lower limit guide wheel 15, the upper limit guide wheel 14 and the lower limit guide wheel 15 are arranged in two rows, and therefore the stress points acting on the bar 8 in the process of driving and conveying by using the upper limit guide wheel 14 and the lower limit guide wheel 15 are two, therefore, the bar 8 is stable and can not rotate and deviate in the conveying process, and the bar 8 can be accurately inserted into the locking mechanism 5 at the corresponding position to be fixedly locked;

when the bar 8 is inserted and conveyed to a proper position through the limit snap ring 32, the extruding sheet 31, the telescopic adjusting column 30 and the fixed threaded ring 28 in the locking mechanism 5, the second motor 10 is started, at this time, the second motor 10 drives the driving belt 2 to rotate through the driving wheel 1, the rotating driving belt 2 can drive the rotation adjusting control ring 18 in the locking mechanism 5 positioned at one side to rotate, therefore, the rotating rotation adjusting control ring 18 can drive the rotation adjusting control ring 18 in each locking mechanism 5 to synchronously rotate forwards and backwards through the first synchronous driving belt 4, the rotation adjusting control ring 18 synchronously rotating in each locking mechanism 5 can slide inwards on the adjusting threaded ring 26 through the telescopic adjusting threads 25, and the rotation adjusting control ring 18 sliding inwards can extrude and push the front end of the extruding sheet 31 through the baffle adjusting plate 24 to compress the supporting return spring ring 29, at this time, the telescopic adjusting column 30 and the extruding sheet 31 are inwardly contracted along the inside of the limiting blocking ring 20, because the tapered groove 27 formed at the front end of the limiting blocking ring 20 is conically arranged, and the four extruding sheets 31 are conically distributed, when the four extruding sheets 31 are synchronously extended and contracted towards the inside of the tapered groove 27, the four extruding sheets 31 are extruded by the tapered groove 27, so that the four extruding sheets 31 are synchronously inwardly contracted, at this time, the four extruding sheets 31 and the four limiting snap rings 32 are synchronously inwardly contracted, so that the bar 8 inserted into the extruding sheets 31 and the limiting snap rings 32 can be firmly locked and fixed, and the anti-skid salient points 33 uniformly arranged on the inner wall of the limiting snap rings 32 can protect the outer wall of the bar 8 and also play a role of firmly anti-skid fixing, so that the bar 8 locked and fixed can be stably and accurately cut, after the cutting process, the rotary adjusting control ring 18 is controlled by the second motor 10 to turn and reset on the adjusting threaded ring 26, thereby separate and keep off the extrusion force disappearance of regulating plate 24 to extrusion piece 31 front end and make extrusion piece 31 reset under the effect of supporting reset spring ring 29 supporting force, open between extrusion piece 31 and the spacing snap ring 32 this moment, thereby the dead stationary state of locking is removed to the bar 8 is automatic, utilize direction conveyor 6 with bar 8 carry discharge can, the in-process that this device used can be synchronous to a plurality of bars 8 lead carry with the lock die fixedly, thereby make bar 8 stabilize at the in-process of cutting can not take place to rock and the displacement, make the accurate efficiency that has also improved the cutting of bar 8 cutting.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a lathe cutting is with bar traction and fixing device, includes drive wheel (1), driving belt (2), installation riser (3), first synchronous driving band (4), locking mechanism (5), direction conveyor (6), first motor (7), bar (8), fixed mounting board (9) and second motor (10), its characterized in that: the automatic feeding device is characterized in that the second motor (10) is fixedly arranged at one end of a fixed mounting plate (9), the driving wheel (1) is fixedly connected to the front end of the second motor (10), the mounting vertical plate (3) is uniformly and fixedly arranged at the edge of one side of the fixed mounting plate (9), the locking mechanisms (5) are uniformly arranged on one side of the fixed mounting plate (9), the locking mechanisms (5) are fixedly connected with the mounting vertical plate (3), the number of the locking mechanisms (5) corresponds to the number of the mounting vertical plate (3) one by one, the locking mechanisms (5) are rotatably connected through a first synchronous driving belt (4), one end, far away from the driving wheel (1), of the driving belt (2) is rotatably connected with the locking mechanisms (5) positioned at the edge, the guiding and conveying device (6) is fixedly arranged at the upper end of the fixed mounting plate (9), and the first motor (7) is fixedly connected to the bottom of one side of the guiding and conveying device (6), the bar stock (8) is inserted in the guide conveying device (6) and the locking mechanism (5).

2. The device for pulling and fixing a bar stock for machine tool cutting as set forth in claim 1, wherein: fixing plates (16) are uniformly arranged in the guide conveying device (6), six groups of fixing plates (16) are arranged, three groups of fixing plates (16) are arranged in a row, the upper limit guide wheel (14) and the lower limit guide wheel (15) are rotatably arranged in the upper end of the lower limit guide wheel (15), and the upper limiting guide wheel (14) is positioned above the lower limiting guide wheel (15), the middle parts of the upper limiting guide wheel (14) and the lower limiting guide wheel (15) are both provided with limiting grooves, the upper limiting guide wheel (14) and the lower limiting guide wheel (15) which are positioned in the same row are rotationally connected with each other through a synchronous rotating shaft (13), the outer ends of the lower limiting guide wheels (15) which are positioned at the two ends are fixedly connected with a driving rotating wheel (11), the driving rotating wheels (11) are in rotating connection through a second synchronous driving belt (17).

3. The device for pulling and fixing a bar stock for machine tool cutting as set forth in claim 2, wherein: locking mechanism (5) are including rotating regulation control ring (18) and clamping device (19), rotate regulation control ring (18) screw thread and rotate the one end of installing in clamping device (19), rotation regulation control ring (18) are gone up the symmetry and have been seted up and have been rotated draw-in groove (22), rotate the inside flexible regulation screw thread (25) of having seted up of one end of regulation control ring (18), the inside fixed mounting of the other end that rotates regulation control ring (18) has fender regulating plate (24), the inner wall that separates fender regulating plate (24) is the even rotation of circular distribution and inlays and have rotation pearl (23).

4. The device for pulling and fixing a bar stock for machine tool cutting as set forth in claim 3, wherein: clamping device (19) are including spacing fender ring (20) and clamping part (21), clamping part (21) slidable mounting is in the inside of spacing fender ring (20), the one end fixedly connected with regulation screw ring (26) of spacing fender ring (20), the one end that regulation screw ring (26) were kept away from to spacing fender ring (20) is inside to be seted up bell mouth (27).

5. The device for pulling and fixing a bar stock for machine tool cutting as set forth in claim 4, wherein: install fixed thread ring (28) in clamping part (21), the even fixed mounting in front end edge of fixed thread ring (28) has support reset spring ring (29), support the flexible regulation post (30) of front end fixedly connected with of reset spring ring (29), the even fixed mounting in front end of flexible regulation post (30) has extrusion piece (31), just extrusion piece (31) are equipped with four, four extrusion piece (31) are the toper and distribute, the equal fixedly connected with spacing snap ring (32) in front end of extrusion piece (31), there is the clearance each other between spacing snap ring (32) and the extrusion piece (31), the inner wall of spacing snap ring (32) is evenly fixed and is equipped with anti-skidding bump (33).

6. The device for pulling and fixing a bar stock for machine tool cutting as set forth in claim 5, wherein: fixed thread ring (28) and installation riser (3) fixed connection, it installs on adjusting thread ring (26) to rotate regulation control ring (18) through flexible regulation screw thread (25) screw thread rotation, the width of adjusting thread ring (26) is greater than the width of flexible regulation screw thread (25), the material of antiskid bump (33) is rubber, adjust screw thread ring (26) screw thread and install on fixed thread ring (28), bar (8) insert at last spacing leading wheel (14) and between lower spacing leading wheel (15), the front end of bar (8) inserts the inside to spacing snap ring (32), flexible regulation post (30) and fixed thread ring (28), the slotted hole has all been run through in the middle part of installation riser (3).

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