CN208132163U - A kind of automation circular trace gas cutting device - Google Patents

Abstract

The utility model discloses a kind of automation circular trace gas cutting devices, including chassis, burner head on chassis is set, motor and gas cutting head bracket are abreast equipped on the chassis, turntable is connected on the motor shaft of the motor straight up, electromagnet is embedded on the turntable, the gas cutting head bracket includes the stand being fixed on the chassis, the sliding rail on the stand top is set, the adjusting bracket being slidably connected on the sliding rail, the burner head is connected in the adjusting bracket, the side that the adjusting bracket is located at the part in the sliding rail is equipped with rack gear, the stand is equipped with the adjustment gear and regulation handle associated with the adjustment gear engaged with the rack gear.The utility model can fast accurately be cut into circular trace, machining accuracy and high production efficiency on plate, and working strength and manufacturing cost are low, be suitable for that the manufacturer of single-piece or small lot incising circular plate is needed to promote the use of.

Description

A kind of automation circular trace gas cutting device

Technical field

The utility model relates to a kind of auxiliary devices for gas cutting, and in particular to it is a kind of can automatic cutting circle plate Gas cutting device.

Background technique

In stamping parts of automobile factory, it is often necessary to repair some stamping dies, thus cut one with needing single-piece or small lot A little circular plates are cut into circular hole on plate, and in the prior art, people are usually that numerically-controlled machine tool is used to process, Its speed is fast, precision is high, but the high-precision very expensive height of numerically-controlled machine tool price, for be usually single-piece, small lot and For the few stamping parts of automobile factory of processing tasks, numerically-controlled machine tool seems that cost performance is too low, and therefore, it is difficult to popularize.For this purpose, People usually or using traditional gas cutting mode are cut into the round plate of basic configuration or are cut into circle on plate Then through-hole modifies shape with electronic grinding machine manual grinding, although which can save expensive numerically-controlled machine tool cost, exist Following defect：It is the great work intensity of operator first, it is high to the technical requirements of operator；The polishing in followed by later period is repaired Whole needs take a lot of time, therefore its production efficiency is low, the rush repair after being unfavorable for some burn failures produced； Finally be cutting after workpiece scale error it is big, be unfavorable for improve part machining accuracy.

Utility model content

It is deposited purpose of the utility model is to solve existing by gas cutting mode incising circular plate or circular through hole Great work intensity, the scale error of low, high to the technical requirements of operator and after processing the part of production efficiency it is big The problem of, a kind of automation circular trace gas cutting device is provided, fast can accurately be cut into round plate or circular through hole, no Only machining accuracy is high, can greatly reduce working strength, improves production efficiency, and manufacturing cost is low, is suitable for rushing in automobile Casting die factory one kind needs the manufacturer of single-piece or small lot incising circular plate to promote the use of.

To achieve the goals above, the utility model uses following technical scheme：

A kind of automation circular trace gas cutting device, including chassis, the burner head being arranged on chassis, on the chassis simultaneously Row ground is equipped with motor and gas cutting head bracket, is connected with turntable on the motor shaft of the motor straight up, embedding on the turntable Equipped with electromagnet, the gas cutting head bracket include the stand being fixed on the chassis, the sliding rail that the stand top is set, The adjusting bracket being slidably connected on the sliding rail, the burner head are connected in the adjusting bracket, the adjusting bracket position Be equipped with rack gear in the side of the part in the sliding rail, the stand be equipped with the adjustment gear that is engaged with the rack gear and with The associated regulation handle of adjustment gear.

The turntable being driven by motor is arranged in the automation circular trace gas cutting device of the utility model on chassis, needs When wanting incising circular workpiece, plate to be cut only need to be first placed on turntable by we, and the electromagnet on turntable can be by plate Reliably absorption is fixed, and is started motor then to drive the plate to be cut on turntable to rotate, is connected in adjusting bracket at this time Burner head circular track can be automatically cut on plate to be cut, the precision not only cut is high, but also can show Ground reduction is write to the technical requirements of operator, while greatly reducing working strength.In particular, being slidably connected at by movement Adjusting bracket on sliding rail is convenient to adjust to adjust the distance between the burner head being connected in adjusting bracket and turntable The radius of pitch circle shape cutting track, so that the utility model be made to be suitable for cutting for various sizes of round plate and circular through hole It cuts, adapts it to stamping parts of automobile factory one kind with needing single-piece, small lot fragmentary incising circular plate or the cutting circle on plate The demand of the manufacturer of shape through-hole.

Preferably, the chassis is equipped with support frame, support frame as described above is equipped with splicing sleeve, the motor shaft of the motor It is rotatably connected in the splicing sleeve, driving bevel gear associated with a rotational handle is additionally provided on support frame as described above, it is described Motor shaft is equipped with the driven bevel pinion engaged with the driving bevel gear.

Support frame can steadily support motor shaft, enable the turntable smooth rotation for being loaded with plate to be cut.In particular, I Can be by rotating rotational handle manually, so that turntable rotation is driven by driving bevel gear and driven bevel pinion, so as to basis The rotation for needing optionally to control turntable of actual conditions, to adapt to the cutting of different materials, different thicknesses plate.

Preferably, the chassis is equipped with support frame, support frame as described above is equipped with splicing sleeve, the motor shaft of the motor It is rotatably connected in the splicing sleeve, worm screw associated with a rotational handle, the motor shaft is additionally provided on support frame as described above It is equipped with the worm gear engaged with the worm screw, one-way driving mechanism is equipped between the worm gear and the motor shaft.

In the present solution, rotational handle drives turntable rotation, a side by the biggish Worm and worm-wheel gearing of transmission ratio Face is conducive to the revolving speed for being precisely controlled turntable, while can realize the self-locking of manual transmission, to avoid turntable voluntarily reversed Rotation.In particular, one-way driving mechanism is equipped between worm gear and motor shaft, it can thus be ensured that motor can normally drive turntable Rotation, avoids causing to interfere between motor driven and the manual actuation of rotational handle.

Preferably, being additionally provided with crimping magnet on the turntable.

When plate to be cut is placed on turntable, crimping magnet can be placed on plate to be cut by we, by means of Crimp the powerful adsorption capacity between the electromagnet on magnet and turntable, it can be ensured that reliable location of the plate to be cut on turntable, Avoid occurring shifting phenomena in cutting process.

Preferably, the adjusting bracket includes the sliding bar being slidably connected in the sliding rail, is arranged in the sliding Close to the vertical burner head mounting rod in described turntable one end on bar, the upper end of the burner head mounting rod is equipped with bearing block, described Bearing block is equipped with the retaining mechanism of angular adjustment axis described in horizontal angular adjustment axis and locking, on the angular adjustment axis It is fixedly connected with sleeve, the burner head is plugged on the sleeve, and the sleeve is equipped with fastening screw.

Since burner head is plugged on sleeve, we are convenient to the upper table of adjustment burner head and plate to be cut The distance between face, and fastened and positioned by fastening screw, to adapt to the cutting of the plate to be cut of different-thickness.Especially It is that we can also make the upper surface of burner head and plate to be cut form an inclination angle by rotational angle adjustment axis, so as to It is cut into the plate of truncated cone-shaped or is cut into truncated cone-shaped through-hole on plate.

Preferably, the regulation handle includes the adjusting disk close to the stand upper surface, the adjusting disk exists It is equipped with grafting through-hole close to edge, is plugged with vertical locating rod in the grafting through-hole, if the stand upper surface is equipped with The location dimples of dry equidistantly distributed in a ring, the lower end of the locating rod are located in the location dimples, the adjusting circle Disk is associated with the adjustment gear by a transmission gear group.

When we need mobile burner head at a distance from plate to be cut, to be cut into the circular rail met the size requirements When mark, it can be first pulled upwardly locating rod, then rotation adjusts disk, adjusts disk by transmission gear group and drives adjusting tooth rotation It is dynamic, and then be moved forward and backward by the rack drives adjusting bracket in adjusting bracket, realize the adjustment of burner head cut radius.Band gas Cut head be moved to for when, then by locating rod insertion stand upper surface location dimples in position, cutting for circular trace can be started It cuts.By rationally designing the transmission ratio of transmission gear group, angle and gas corresponding between two neighboring location dimples can be made The unit moving distance for cutting head is corresponding, to easily control the moving distance of burner head.

Therefore, the utility model has the advantages that：It fast can be accurately cut into round plate or circular through hole, Not only machining accuracy is high, can greatly reduce working strength, improves production efficiency, and manufacturing cost is low, is suitable in automobile Stamping parts factory one kind needs the manufacturer of single-piece or small lot incising circular plate to promote the use of.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of the utility model.

Fig. 2 is the structural schematic diagram of stand.

Fig. 3 is a kind of mounting structure schematic diagram of burner head.

Fig. 4 is another structural schematic diagram of the utility model.

In figure：1, chassis 11, support frame 111, driving bevel gear 112, driven bevel pinion 113, rotational handle 12, support plate 13, splicing sleeve 2, motor 21, motor shaft 3, gas cutting head bracket 31, stand 311, location dimples 312, adjustment gear 32, sliding rail 33, adjusting bracket 331, rack gear 332, sliding bar 333, burner head mounting rod 334, bearing block 335, angular adjustment bar 34, regulation handle 341, adjusting disk 342, locating rod 35, sleeve 36, dial disc 4, burner head 5, turntable 6, electromagnet 7 crimp magnet 8, transmission gear group.

Specific embodiment

The utility model is further described with specific embodiment with reference to the accompanying drawing.

As shown in Figure 1, a kind of automation circular trace gas cutting device, including flat chassis 1, it is arranged side by side at bottom Motor 2 on frame 1 and the gas cutting head bracket 3 for being equipped with burner head 4, motor 2 is vertically-mounted, to make the motor shaft of motor 2 21 straight up, is fixedly connected with a horizontally disposed circular turntable 5 in the upper end of motor shaft 21, motor shaft 21 is connected to The center of turntable 5, to make motor 2 that turntable 5 can be driven to rotate.In order to ensure consolidating for turntable 5, we can be in chassis 1 The support frame 11 of motor 2 is surrounded in upper setting, the horizontal support plate 12 of setting on the top of support frame 11, among support plate 12 with Splicing sleeve 13 is arranged in 21 corresponding position of motor shaft, and motor shaft 21 straight up is rotatably connected in splicing sleeve 13, to make motor Axis 21 obtains reliably supporting positioning, and turntable 5 is avoided to shake in rotation.In addition, gas cutting head bracket 3 includes being fixed in bottom The stand 31 of 1 upper bush shape of frame, the sliding rail 32 that 31 top side of stand is set and the adjusting being slidably connected on sliding rail 32 Bracket 33, the burner head 4 for cutting are connected to adjusting bracket 33.When we need the incising circular rail on plate to be cut When mark, first plate to be cut can be placed on turntable 5, so that burner head 4 is lighted a fire, and start motor 2, motor 2 is at this time 5 uniform rotation of turntable can be driven, to drive the plate uniform rotation to be cut on turntable 5, burner head 4 be convenient to It is cut into circular track on cutting plate, to obtain the plate that circular plate either has circular through hole.We can By mobile adjusting bracket 33, to adjust burner head 4 at a distance from plate to be cut, thus the easily round cutting rail of adjustment The radius of mark, to adapt to the cutting of various sizes of circular trace.

In addition, as shown in Fig. 2, we can adjusting bracket 33 be located at the part in sliding rail 32 side be arranged rack gear 331, It is arranged and the adjustment gear 312 that rack gear 331 engages and adjusting hand associated with the adjustment gear 312 in stand 31 simultaneously Handle 34.In this way, adjusting bracket 33 can be driven to exist by adjustment gear 312 and rack gear 331 when we rotate regulation handle 34 It is moved forward and backward on sliding rail 32, to easily adjust the cut radius of round cutting track.

As a kind of prioritization scheme, as shown in Figure 1, Figure 3, the adjusting bracket 33 of the utility model includes that horizontally sliding connects Connect in sliding rail 32 sliding bar 332, be vertically situated on sliding bar 332 close to turntable 5 front end burner head mounting rod 333, bearing block 334 is arranged in the upper end of burner head mounting rod, and horizontal angular adjustment axis 335, angle tune is arranged on bearing block 334 The middle part of nodal axisn 335 is fixedly connected with a sleeve 35, and burner head 4 is plugged on sleeve 35.When our rotational angle adjustment axis 335 When, the angle between the axis of burner head 4 and the upper surface of plate to be cut can be adjusted.When angle be equal to 90 degree, that is, Say, the axis of burner head 4 perpendicular to plate to be cut upper surface when, it is cleavable to go out cylindrical plate or to cut on plate Cut out cylindrical through-hole；When angle is less than 90 degree, that is to say, that the upper surface that the axis of burner head 4 hangs down with plate to be cut An inclination angle is formed, the plate of truncated cone-shaped can be cut into or is cut into truncated cone-shaped through-hole on plate.When we move up and down Burner head 4 at the position on sleeve 35, that is, be convenient to adjustment burner head 4 and the upper surface of plate to be cut between away from From to adapt to the cutting of the plate to be cut of different-thickness.Certainly, a fastening screw can be arranged in we on sleeve 35, with Just position of the fastening burner head 4 on sleeve 35, and corresponding lock is set between bearing block 334 and angular adjustment axis 335 Tight mechanism, so as to the locking angle adjustment axis 335 when the angle of burner head 4 is adjusted in place, to fix burner head 4 and plate to be cut Angle between material.Specifically, bearing block 334 includes left shaft holder and right bearing seat, and the both ends of angular adjustment axis 335 turn respectively Dynamic to be connected on left shaft holder and right bearing seat, one end that angular adjustment axis 335 stretches out left shaft holder is equipped with dial disc 36, The edge of dial disc 36 is equipped with angle mark, correspondingly, is equipped with the reference mark of triangle in the lateral surface of left shaft holder, should Angle mark on the triangle arrow alignment dial disc of reference mark.In addition, being arranged one on right bearing seat compresses angle Spend the fastening screw of adjustment axis.In this way, when we rotate dial disc 36, i.e. angle rotatable adjustment axis 335, and triangle Reference mark can reflect the rotational angle of dial disc.When dial disc 36 is when rotateing in place, we can tighten right axle The fastening screw on seat is held, to make 335 locking of angular adjustment axis, gas cutting, 4 angle adjustment can be realized.

In addition, as shown in Figure 1, we can be embedded electromagnet 6 on turntable, in this way, when plate to be cut is placed into turntable 5 When upper, the control switch that can open electromagnet 6 makes electromagnet 6 obtain electric generation electromagnetic adsorption power, so that plate to be cut is secured Ground is adsorbed on turntable 5.Certainly, a crimping magnet 7 can be also arranged in we on turntable 5.Turn when plate to be cut is placed on When on disk 5, crimping magnet 7 can be placed on plate to be cut by we, by means of the electromagnet 6 on crimping magnet 7 and turntable 5 Between powerful adsorption capacity, it can be ensured that reliable location of the plate to be cut on turntable 5 avoids shifting in cutting process Phenomenon.

Further, a driving bevel gear 111 can be also arranged in the utility model on support frame 11, in driving bevel gear A rotational handle 113 is arranged in the outer end of 111 gear shaft, and setting is engaged driven with driving bevel gear 111 on motor shaft 21 Bevel gear 112.So as to be driven by rotating the rotational handle 113, and by driving bevel gear 111 and driven bevel pinion 112 Turntable 5 rotates, so that the manual rotation of turntable 5 is realized, optionally to control turning for turntable 5 according to the needs of actual conditions It is dynamic, to adapt to the cutting of different materials, different thicknesses plate.Certainly, above-mentioned bevel gear transmission mechanism can also be passed by worm and gear Motivation structure substitution specifically as shown in figure 4, worm screw 114 can be arranged in we on support frame 11, is arranged in the outer end of worm screw 114 The worm gear 115 engaged with worm screw 114 is arranged on motor shaft 21 for one rotational handle 113, and in worm gear 115 and motor shaft 21 Between one-way driving mechanism is set.That is, turbine 115 can drive motor shaft 21 to rotate forward, but motor shaft 21 can not band Dynamic turbine 115 rotates forward.When we positively rotate rotational handle 113, can be turned by worm screw 114, the driving of turbine 115 Disk 5 rotates forward.Since 115 worm screw 114 of worm gear has self-locking function, turntable 5 can not be rotated backward voluntarily, and motor 2 Then turntable 5 can be normally driven to rotate forward, and worm gear 115 at this time will not follow motor shaft 21 to rotate together, so as to keep away Exempt to cause to interfere between motor driven and the manual actuation of rotational handle 113.

Finally, as shown in Fig. 2, the regulation handle 34 of the utility model includes the adjusting circle close to 31 upper surface of stand Disk 341 adjusts disk 341 and grafting through-hole is being arranged close to edge, is plugged with vertical locating rod 342 in grafting through-hole, stands The location dimples 311 of 24 equidistantly distributeds in a ring are arranged in 34 upper surface of frame, and the lower end of locating rod 342 is positioned in one In location dimples 311, one transmission gear group 8 being made of several gears of setting in stand 34, first of transmission gear group 8 The gear shaft of gear is connected with disk 341 is adjusted, the last one gear of transmission gear group 8 is engaged with adjustment gear 312.When We need mobile burner head 4 at a distance from plate to be cut, can be first when to be cut into the circular trace met the size requirements It is pulled upwardly locating rod 342, separates the lower end of locating rod 342 with location dimples 311, is then adjusted by the driving of locating rod 342 Pitch circle disk 341 rotates, and adjusts disk 341 and drives adjustment gear 312 to rotate by transmission gear group 8, and then passes through adjusting bracket Rack gear 331 on 33 drives adjusting bracket 33 to be moved forward and backward, and realizes the adjustment of 4 cut radius of burner head.When burner head 4 is moved to When position, then locating rod 342 is inserted into the location dimples 311 of 31 upper surface of stand and is positioned, to realize the reliable fixed of burner head 4 Position, then can start the cutting of circular trace.By rationally designing the transmission ratio of transmission gear group 8, can make two neighboring Corresponding angle is corresponding with the unit moving distance of burner head 4 between location dimples 311, to easily control burner head 4 moving distance.For example, being adjusted when locating rod 342 is moved to the mobile pit 311 of adjacent one from a location dimples 311 The rotational angle of pitch circle disk 341 is 15 degree, and correspondingly, the moving distance of burner head 4 is one millimeter, in this way when we need to adjust When whole cut radius, only locating rod 342 need to be moved to corresponding location dimples 311 can easily and accurately adjust burner head 4 Cut radius.

Claims (6)

1. a kind of automation circular trace gas cutting device, including chassis（1）, be arranged in chassis（1）On burner head（4）, special Sign is the chassis（1）On abreast be equipped with motor（2）And gas cutting head bracket（3）, the motor（2）Electricity straight up Arbor（21）On be connected with turntable（5）, the turntable（5）On be embedded with electromagnet（6）, the gas cutting head bracket（3）Including solid It connects in the chassis（1）On stand（31）, be arranged in the stand（31）The sliding rail on top（32）, be slidably connected at the cunning Rail（32）On adjusting bracket（33）, the burner head（4）It is connected to the adjusting bracket（33）On, the adjusting bracket（33） Positioned at the sliding rail（32）The side of interior part is equipped with rack gear（331）, the stand（31）It is equipped with and the rack gear（331） The adjustment gear of engagement（312）And with the adjustment gear（312）Associated regulation handle（34）.

2. a kind of automation circular trace gas cutting device according to claim 1, characterized in that the chassis（1）On set There is support frame（11）, support frame as described above（11）It is equipped with splicing sleeve（13）, the motor（2）Motor shaft（21）It is rotatably connected on The splicing sleeve（13）It is interior, support frame as described above（11）On be additionally provided with and a rotational handle（113）Associated driving bevel gear （111）, the motor shaft（21）It is equipped with and the driving bevel gear（111）The driven bevel pinion of engagement（112）.

3. a kind of automation circular trace gas cutting device according to claim 1, characterized in that the chassis（1）On set There is support frame（11）, support frame as described above（11）It is equipped with splicing sleeve（13）, the motor（2）Motor shaft（21）It is rotatably connected on The splicing sleeve（13）It is interior, support frame as described above（11）On be additionally provided with and a rotational handle（113）Associated worm screw（114）, institute State motor shaft（21）It is equipped with and the worm screw（114）The worm gear of engagement（115）, the worm gear（115）With the motor shaft （21）Between be equipped with one-way driving mechanism.

4. a kind of automation circular trace gas cutting device according to claim 1, characterized in that the turntable（5）It is upper to go back Equipped with crimping magnet（7）.

5. a kind of automation circular trace gas cutting device according to claim 1, characterized in that the adjusting bracket（33） Including being slidably connected at the sliding rail（32）Interior sliding bar（332）, be arranged in the sliding bar（332）The upper close turntable （5）The vertical burner head mounting rod in one end（333）, the burner head mounting rod（333）Upper end be equipped with bearing block（334）, institute State bearing block（334）It is equipped with horizontal angular adjustment axis（335）And angular adjustment axis described in locking（335）Locking machine Structure, the angular adjustment axis（335）On be fixedly connected with sleeve（35）, the burner head（4）It is plugged on the sleeve（35）On, The sleeve（35）It is equipped with fastening screw.

6. a kind of automation circular trace gas cutting device according to claim 1, characterized in that the regulation handle（34） Including close to the stand（31）The adjusting disk of upper surface（341）, the adjusting disk（341）It is inserted being equipped with close to edge Hole is connected, is plugged with vertical locating rod in the grafting through-hole（342）, the stand（31）Upper surface be equipped with it is several in a ring The location dimples of equidistantly distributed（311）, the locating rod（342）Lower end be located in the location dimples（311）It is interior, it is described Adjust disk（341）Pass through a transmission gear group（8）With the adjustment gear（312）It is associated.