CN207119991U - A kind of swivel chair tube bending cutter device - Google Patents

Abstract

A kind of swivel chair tube bending cutter device, including under casing, the under casing intracavity bottom side is fixedly connected with the first motor, the roller bearing screw mandrel outer surface thread is connected with the first thread slider, the riser side is fixedly connected with the second motor, the second thread slider front and back is fixedly connected with platform by two first connecting rods, the table top is fixedly connected with vibration-damped table, 3rd motor output shaft is rotatably connected to cutting tool by shaft coupling, the platen front is fixedly connected with support guide axle, the table top side is fixedly connected with the 4th motor, the second threaded rod outer surface thread is connected with the 3rd thread slider, the pressure ram bottom is fixedly connected with extruding arc plate, it the utility model is related to swivel chair processing technique field.The device cutter can move horizontally, and be easy to cut workpiece from diverse location, and cutter can move vertically, and be easy to cut and prevent not used time damage cutter, protect workpiece and equipment.

Description

A kind of swivel chair tube bending cutter device

Technical field

Swivel chair processing technique field is the utility model is related to, specially a kind of swivel chair tube bending cutter device.

Background technology

Swivel chair is computer chair, one kind in office chair major class：A kind of rotary chair in part being seated.Swivel chair is general It is divided into two kinds of half swivel chair and full swivel chair again.Half swivel chair is exactly the rotation for being capable of positive each 90 degree of left and right.Full swivel chair is to refer to 360 Spend the chair of rotation.Generally by：Headrest, the back of the body, chair, handrail, support bar, rotating shaft, five pawls, ratchet wheel composition.Why is swivel chair Can lifting, be because having an air pressure rod in lowering or hoisting gear, air pressure rod be it is a kind of using gas and liquid as working media, can be with The flexible member of the functions such as support, buffering, braking, height regulation and angular adjustment is played, its general principle is inside filled with high pressure Nitrogen, due to being provided with through hole in internal piston, piston both ends gas pressure is equal, and the sectional area of piston both sides is different, one end It is connected to piston rod and the other end does not have, under gas pressure effect, produces the pressure to the small side of sectional area, be i.e. air pressure rod Elastic force, people, which takes, gives lifting shaft pressure, and lifting shaft just gently declines, and speed is uniform, can bottom out.Not to lifting Axle external force, lifting shaft liter return to peak.This kind of gas spring can stop in the optional position in stroke by release device, And there is very big coupling mechanism force after stopping.In existing swivel chair process equipment, tube bending is conventional equipment, and existing Bending machine for steel tube is only bent steel pipe, and bend when steel pipe easily with equipment occur friction and Extrusion so that workpiece with Different degrees of damage all occurs for equipment, and flat phenomenon easily occurs to become in BENDING PROCESS for steel pipe so that workpiece can not Meet technical requirements, waste raw material and time, reduce efficiency.

The content of the invention

In view of the shortcomings of the prior art, the utility model provides a kind of swivel chair tube bending cutter device, solves Existing bending machine for steel tube is only bent steel pipe, and easily with equipment friction and Extrusion occurs for steel pipe during bending so that is added Different degrees of damage all occurs for workpiece and equipment, and flat phenomenon easily occurs to become in BENDING PROCESS for steel pipe so that processing Part can not meet technical requirements, waste raw material and time, reduce efficiency.

To realize object above, the utility model is achieved by the following technical programs：A kind of swivel chair tube bending Cutter device, including under casing, the under casing bottom side are fixedly connected with universal wheel, and under casing bottom opposite side is fixedly connected There is directional wheel, the under casing intracavity bottom side is fixedly connected with the first motor, and first motor output shaft passes through shaft coupling Rotating shaft is rotatably connected to, the rotating shaft surface is fixedly connected sequentially by flat key two the first circular cone helical gears, and described first The equal engaged transmission in circular cone helical gear outer surface has the second circular cone helical gear, and the second circular cone helical gear inner surface is equal by flat key Roller bearing screw mandrel is fixedly connected with, the roller bearing screw mandrel outer surface thread is connected with the first thread slider, first thread slider Top side is fixedly connected with riser, and the riser side is fixedly connected with the second motor, and second motor passes through shaft coupling The first belt pulley is rotatably connected to, the side away from riser is rotatably connected to the first threaded rod at the top of first thread slider, First threaded rod is fixedly connected with the second belt pulley, second belt close to the position of the first thread slider by flat key Wheel outer surface is slidably connected by belt and the first belt pulley, and the first threaded rod outer surface thread is connected with the second screw thread cunning Block, the second thread slider front and back are fixedly connected with platform by two first connecting rods, and the table top is consolidated Surely vibration-damped table is connected with, is fixedly connected with the 3rd motor at the top of the vibration-damped table, the 3rd motor output shaft passes through shaft coupling Cutting tool is rotatably connected to, is fixedly connected with platen at the top of the under casing, the platen front is fixedly connected with support guide Axle, the table top side are fixedly connected with the 4th motor, and the 4th motor output shaft is rotatably connected to by shaft coupling 3rd circular cone helical gear, the 3rd circular cone helical gear outer surface engaged transmission have the 4th circular cone helical gear, the 4th circular cone Helical gear inner surface is fixedly connected with the second threaded rod by flat key, and the second threaded rod outer surface thread is connected with the 3rd spiral shell Line sliding block, the 3rd thread slider front are rotatably connected to second connecting rod, the second connecting rod centre position by alignment pin Third connecting rod is rotatably connected to, the one end of the second connecting rod away from the 3rd thread slider is rotatably connected to fourth link, described Second connecting rod is rotatably connected to the 5th connecting rod close to the position of fourth link, and the described one end of 5th connecting rod away from second connecting rod turns Dynamic to be connected with pressure ram, the pressure ram bottom is fixedly connected with extruding arc plate, and the under casing is fixed close to the position at the back side It is connected with mounting table.

Preferably, the vibration-damped table includes bottom plate, and some lower supporting pads, the lower branch are fixedly connected with the top of the bottom plate Damping spring is fixedly connected with the top of stake pad, the one end of the damping spring away from lower supporting pad is fixedly connected with upper support Pad, the upper supporting pad top are fixedly connected with top plate.

Preferably, the roller bearing screw mandrel both ends are rotatably connected to fixed block, the fixed block away from roller bearing screw mandrel one Side is fixedly connected with casing inwall.

Preferably, the first thread slider bottom symmetrical is provided with roller, and the roller has four.

Preferably, transverse slat, the one end of the transverse slat away from the first threaded rod are rotatably connected at the top of first threaded rod Pulley is fixedly connected with, the pulley outer surface slidably connects chute, and the chute is arranged under casing inner chamber front.

Preferably, fix bar is rotatably connected at the top of second threaded rod, the fix bar is away from the second threaded rod One end is fixedly connected with mounting table.

Preferably, the one end of the third connecting rod away from second connecting rod is rotatablely connected with platen, and the fourth link is remote One end of second connecting rod is rotatablely connected with platen.

Preferably, the extruding arc plate arc surface offers arc groove, and the circular arc rooved face is provided with rubber blanket.

Preferably, groove is offered at the top of the under casing, the groove inner surface is slidably connected with cutting tool.

Preferably, universal wheel and directional wheel are symmetrical arranged.

Beneficial effect

The utility model provides a kind of swivel chair tube bending cutter device.Possesses following beneficial effect：

(1) the first motor is fixedly connected with by under casing intracavity bottom side, the first motor output shaft is turned by shaft coupling Dynamic to be connected with rotating shaft, rotating shaft surface is fixedly connected sequentially by flat key two the first circular cone helical gears, the first circular cone helical gear The equal engaged transmission in outer surface has the second circular cone helical gear, and the second circular cone helical gear inner surface has been fixedly connected with roller bearing by flat key Screw mandrel, roller bearing screw mandrel outer surface thread are connected with the first thread slider so that cutter can move horizontally, and be easy to from diverse location Cut workpiece.

(2) riser being fixedly connected with by the first thread slider top side, riser side is fixedly connected with the second motor, Second motor is rotatably connected to the first belt pulley by shaft coupling, and the side away from riser is rotatablely connected at the top of the first thread slider There is the first threaded rod, the first threaded rod is fixedly connected with the second belt pulley close to the position of the first thread slider by flat key, the Two outer pulley surfaces are slidably connected by belt and the first belt pulley, and the first threaded rod outer surface thread is connected with the second screw thread Sliding block, the second thread slider front and back are fixedly connected with platform by two first connecting rods, cutter is vertically transported It is dynamic, it is easy to cut and prevents not used time damage cutter, protects safety of workers.

(3) the 3rd thread slider is connected with by the second threaded rod outer surface thread, it is fixed that the 3rd thread slider front passes through Position pin is rotatably connected to second connecting rod, and second connecting rod centre position is rotatably connected to third connecting rod, and second connecting rod is away from the 3rd spiral shell One end of line sliding block is rotatably connected to fourth link, and second connecting rod is rotatably connected to the 5th connecting rod close to the position of fourth link, 5th one end of connecting rod away from second connecting rod is rotatably connected to pressure ram, and pressure ram bottom is fixedly connected with extruding arc plate, squeezes Pressure arc plate arc surface offers arc groove, and circular arc rooved face is provided with rubber blanket, protects workpiece, and protection equipment.

Brief description of the drawings

Fig. 1 is the utility model overall structure front view；

Fig. 2 is the utility model overall structure right view；

Fig. 3 is the utility model damping device structural representation；

Fig. 4 is the utility model part-structure schematic diagram.

In figure：1- under casings, 2- universal wheels, 3- directional wheels, the motors of 4- first, 5- rotating shafts, the first circular cones of 6- helical gear, 7- Two circular cone helical gears, 8- roller bearings screw mandrel, the thread sliders of 9- first, 10- risers, the motors of 11- second, the belt pulleys of 12- first, 13- First threaded rod, the belt pulleys of 14- second, 15- belts, the thread sliders of 16- second, 17- first connecting rods, 18- platforms, 19- dampings Supporting pad, 193- damping springs, the upper supporting pads of 194-, 195- top plates, the motors of 20- the 3rd, 21- are cut under platform, 191- bottom plates, 192- Cutter tool, 22- platens, 23- support guides axle, the motors of 24- the 4th, the circular cone helical gears of 25- the 3rd, the circular cone helical gears of 26- the 4th, The threaded rods of 27- second, the thread sliders of 28- the 3rd, 29- second connecting rods, 30- third connecting rods, 31- fourth links, 32- the 5th connect Bar, 33- pressure rams, 32- extruding arc plate, 35- mounting tables, 36- fixed blocks, 37- rollers, 38- transverse slats, 39- pulleys, 40- are slided Groove, 41- fix bars, 42- arc grooves, 43- grooves.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Fig. 1-4 are referred to, the utility model provides a kind of technical scheme：A kind of swivel chair tube bending cutter device, bag Under casing 1 is included, the bottom side of under casing 1 is fixedly connected with universal wheel 2, and the bottom opposite side of under casing 1 is fixedly connected with directional wheel 3, under casing 1 Intracavity bottom side is fixedly connected with the first motor 4, and the output shaft of the first motor 4 is rotatably connected to rotating shaft 5, rotating shaft by shaft coupling 5 surfaces are fixedly connected sequentially by flat key two the first circular cone helical gears 6, and biography is engaged in the outer surface of the first circular cone helical gear 6 Dynamic to have the second circular cone helical gear 7, the inner surface of the second circular cone helical gear 7 has been fixedly connected with roller bearing screw mandrel 8, roller bearing silk by flat key The outer surface thread of bar 8 is connected with the first thread slider 9 so that cutter can move horizontally, and be easy to cut workpiece from diverse location. The top side of first thread slider 9 is fixedly connected with riser 10, and the side of riser 10 is fixedly connected with the second motor 11, the second motor 11 are rotatably connected to the first belt pulley 12 by shaft coupling, and side of the top of the first thread slider 9 away from riser 10 is rotatablely connected There is the first threaded rod 13, the first threaded rod 13 is fixedly connected with the second belt close to the position of the first thread slider 9 by flat key Wheel 14, the outer surface of the second belt pulley 14 is slidably connected by belt 15 and the first belt pulley 12, the outer surface spiral shell of the first threaded rod 13 Line is connected with the second thread slider 16, and the front and back of the second thread slider 16 is fixedly connected with by two first connecting rods 17 Platform 18, the top of platform 18 are fixedly connected with vibration-damped table 19, and the top of vibration-damped table 19 is fixedly connected with the 3rd motor 20, the 3rd motor 20 output shafts are rotatably connected to cutting tool 21 by shaft coupling, cutter is moved vertically, and are easy to cut and prevent not Used time damages cutter.The top of under casing 1 is fixedly connected with platen 22, and the front of platen 22 is fixedly connected with support guide axle 23, platen 22 top sides are fixedly connected with the 4th motor 24, and the output shaft of the 4th motor 24 is rotatably connected to the 3rd cone inclined by shaft coupling Gear 25, the outer surface engaged transmission of the 3rd circular cone helical gear 25 have a 4th circular cone helical gear 26, table in the 4th circular cone helical gear 26 Face is fixedly connected with the second threaded rod 27 by flat key, and the outer surface thread of the second threaded rod 27 is connected with the 3rd thread slider 28, The front of 3rd thread slider 28 is rotatably connected to second connecting rod 29 by alignment pin, and the centre position of second connecting rod 29 is rotatably connected to Third connecting rod 30, the one end of second connecting rod 29 away from the 3rd thread slider 28 are rotatably connected to fourth link 31, second connecting rod 29 The 5th connecting rod 32 is rotatably connected to close to the position of fourth link 31, the one end of the 5th connecting rod 32 away from second connecting rod 29, which rotates, to be connected Pressure ram 33 is connected to, the bottom of pressure ram 33 is fixedly connected with extruding arc plate 34, and under casing 1 is fixedly connected with close to the position at the back side Mounting table 35.

Vibration-damped table 19 includes bottom plate 191, and the top of bottom plate 191 is fixedly connected with some lower supporting pads 192, lower supporting pad 192 Top has been fixedly connected with damping spring 193, and the one end of damping spring 193 away from lower supporting pad 192 is fixedly connected with upper support Pad 194, the upper top of supporting pad 194 are fixedly connected with top plate 195, and the both ends of roller bearing screw mandrel 8 are rotatably connected to fixed block 36, fixed Side of the block 36 away from roller bearing screw mandrel 8 is fixedly connected with the inwall of under casing 1.The bottom symmetrical of first thread slider 9 is provided with roller 37, Roller 37 has four.The top of first threaded rod 13 is rotatably connected to transverse slat 38, and the one end of transverse slat 38 away from the first threaded rod 13 is consolidated Surely pulley 39 is connected with, the outer surface of pulley 39 slidably connects chute 40, and chute 40 is arranged on the inner chamber of under casing 1 front.Second spiral shell The top of rasp bar 27 is rotatably connected to fix bar 41, and the one end of fix bar 41 away from the second threaded rod 27 is fixed with mounting table 35 to be connected Connect.The one end of third connecting rod 30 away from second connecting rod 29 is rotatablely connected with platen 22, and fourth link 31 is away from second connecting rod 29 One end is rotatablely connected with platen 22.The extruding arc surface of arc plate 34 offers arc groove 42, and the surface of arc groove 42 is provided with rubber Pad.Protect workpiece, and protection equipment.The top of under casing 1 offers groove 43, and the inner surface of groove 43 slides with cutting tool 21 to be connected Connect.Universal wheel 2 and directional wheel 3 are symmetrical arranged, easy to remove.

In use, plate is put into bending apparatus along support guide axle 23, start the 4th motor 24, pass through the 3rd circle Cone helical gear 25 and the 4th circular cone helical gear 26 drives the second threaded rod 27 to rotate, so as to drive the 3rd thread slider 28 to move, Drive pressure ram 33 to move downward by second connecting rod 29, third connecting rod 30 and fourth link 31, the 5th connecting rod 32, pass through extruding Arc plate 32 makes workpiece flexural deformation, restarts the first motor 4, passes through the first circular cone helical gear 6 and the second circular cone helical gear 7 Roller bearing screw mandrel 8 is rotated, drives cutting tool 21 to move horizontally by the first thread slider 9, adjusts cutting position.Restart Two motors 11 and the 3rd motor 20, rotate cutting tool 21, and vertically move, and cut workpiece, make extruding arc plate afterwards 32 move up, and take out workpiece.

It should be noted that herein, such as first and second or the like relational terms are used merely to a reality Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include Intrinsic key element.In the absence of more restrictions.By sentence " including one ... the key element limited, it is not excluded that Other identical element in the process including key element, method, article or equipment also be present ".

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (10)

1. a kind of swivel chair tube bending cutter device, including under casing (1), it is characterised in that：Under casing (1) bottom side is solid Surely universal wheel (2) is connected with, under casing (1) bottom opposite side is fixedly connected with directional wheel (3), the interior bottom of chamber of the under casing (1) Portion side is fixedly connected with the first motor (4), and the first motor (4) output shaft is rotatably connected to rotating shaft (5) by shaft coupling, Rotating shaft (5) surface is fixedly connected sequentially by flat key two the first circular cone helical gears (6), the first circular cone helical gear (6) the equal engaged transmission in outer surface has the second circular cone helical gear (7), and the second circular cone helical gear (7) inner surface is equal by flat key It is fixedly connected with roller bearing screw mandrel (8), roller bearing screw mandrel (8) outer surface thread is connected with the first thread slider (9), and described first Thread slider (9) top side is fixedly connected with riser (10), and riser (10) side is fixedly connected with the second motor (11), Second motor (11) is rotatably connected to the first belt pulley (12) by shaft coupling, and the first thread slider (9) top is remote Side from riser (10) is rotatably connected to the first threaded rod (13), and first threaded rod (13) is close to the first thread slider (9) position is fixedly connected with the second belt pulley (14) by flat key, and the second belt pulley (14) outer surface passes through belt (15) it is slidably connected with the first belt pulley (12), the first threaded rod (13) outer surface thread is connected with the second thread slider (16), the second thread slider (16) front and back is fixedly connected with platform (18) by two first connecting rods (17), Vibration-damped table (19) is fixedly connected with the top of the platform (18), the 3rd motor is fixedly connected with the top of the vibration-damped table (19) (20), the 3rd motor (20) output shaft is rotatably connected to cutting tool (21) by shaft coupling, and under casing (1) top is solid Surely platen (22) is connected with, platen (22) front is fixedly connected with support guide axle (23), platen (22) top one Side is fixedly connected with the 4th motor (24), and the 4th motor (24) output shaft is rotatably connected to the 3rd cone inclined by shaft coupling Gear (25), the 3rd circular cone helical gear (25) outer surface engaged transmission have the 4th circular cone helical gear (26), the 4th circle Cone helical gear (26) inner surface is fixedly connected with the second threaded rod (27), the second threaded rod (27) outer surface spiral shell by flat key Line is connected with the 3rd thread slider (28), and the 3rd thread slider (28) front is rotatably connected to second connecting rod by alignment pin (29), second connecting rod (29) centre position is rotatably connected to third connecting rod (30), and the second connecting rod (29) is away from the 3rd One end of thread slider (28) is rotatably connected to fourth link (31), and the second connecting rod (29) is close to the position of fourth link (31) Put and be rotatably connected to the 5th connecting rod (32), the one end of the 5th connecting rod (32) away from second connecting rod (29) is rotatably connected to extruding Bar (33), pressure ram (33) bottom are fixedly connected with extruding arc plate (34), and the under casing (1) is consolidated close to the position at the back side Surely it is connected with mounting table (35).

A kind of 2. swivel chair tube bending cutter device according to claim 1, it is characterised in that：The vibration-damped table (19) Including bottom plate (191), some lower supporting pads (192), the lower supporting pad (192) are fixedly connected with the top of the bottom plate (191) Top has been fixedly connected with damping spring (193), and the one end of the damping spring (193) away from lower supporting pad (192), which is fixed, to be connected Supporting pad (194) is connected to, top plate (195) is fixedly connected with the top of the upper supporting pad (194).

A kind of 3. swivel chair tube bending cutter device according to claim 1, it is characterised in that：The roller bearing screw mandrel (8) both ends are rotatably connected to fixed block (36), and side of the fixed block (36) away from roller bearing screw mandrel (8) and under casing (1) are interior Wall is fixedly connected.

A kind of 4. swivel chair tube bending cutter device according to claim 1, it is characterised in that：First screw thread is slided Block (9) bottom symmetrical is provided with roller (37), and the roller (37) has four.

A kind of 5. swivel chair tube bending cutter device according to claim 1, it is characterised in that：First threaded rod (13) top is rotatably connected to transverse slat (38), and the one end of the transverse slat (38) away from the first threaded rod (13) is fixedly connected with pulley (39), pulley (39) outer surface slidably connects chute (40), and the chute (40) is arranged under casing (1) inner chamber front.

A kind of 6. swivel chair tube bending cutter device according to claim 1, it is characterised in that：Second threaded rod (27) top is rotatably connected to fix bar (41), the fix bar (41) one end and mounting table away from the second threaded rod (27) (35) it is fixedly connected.

A kind of 7. swivel chair tube bending cutter device according to claim 1, it is characterised in that：The third connecting rod (30) one end away from second connecting rod (29) is rotatablely connected with platen (22), and the fourth link (31) is away from second connecting rod (29) One end and platen (22) be rotatablely connected.

A kind of 8. swivel chair tube bending cutter device according to claim 1, it is characterised in that：The extruding arc plate (34) arc surface offers arc groove (42), and arc groove (42) surface is provided with rubber blanket.

A kind of 9. swivel chair tube bending cutter device according to claim 1, it is characterised in that：Under casing (1) top Portion offers groove (43), and groove (43) inner surface is slidably connected with cutting tool (21).

A kind of 10. swivel chair tube bending cutter device according to claim 1, it is characterised in that：Universal wheel (2) and fixed It is symmetrical arranged to wheel (3).