CN210359521U

CN210359521U - Automatic cutting device

Info

Publication number: CN210359521U
Application number: CN201920882338.2U
Authority: CN
Inventors: 葛美才; 顾志军; 高富宝; 张燕
Original assignee: NANTONG HUAXIN AIR CONDITIONER CO Ltd
Current assignee: NANTONG HUAXIN AIR CONDITIONER CO Ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-04-21
Anticipated expiration: 2029-06-12

Abstract

The utility model provides an automatic cutting device for cut the tubulose product, automatic cutting device includes feeding mechanism, cutting mechanism, frame and control system, feeding mechanism sets gradually with cutting mechanism in the frame, just feeding mechanism with cutting mechanism with the control system electricity is connected, feeding mechanism includes conveyor and sets up clamping device on conveyor upper portion, clamping device includes support, first cylinder and clamping jig, conveyor to when cutting mechanism removes, clamping jig presss from both sides tightly the tubulose product, conveyor keeps away from when cutting mechanism removes, clamping jig loosens the tubulose product, with this reciprocal will the tubulose product send to cutting mechanism cuts. The utility model provides an automatic cutting device has easy operation, practices thrift the manpower, improves production efficiency, and the advantage that the in-process of cutting does not have the smear metal and produces.

Description

Automatic cutting device

Technical Field

The utility model relates to a processing machinery technical field of metal tubular product especially relates to an automatic cutting device.

Background

With the rapid growth of the industry and civil buildings in China, the development speed of national economy is faster and faster, and metal pipes are widely used in the industries such as machinery, pressure vessels, civil household appliances and the like, so that the cutting device is widely applied in a plurality of industries in China, and the manufacturing technology of the cutting device must be further improved in order to meet the development requirements of the machinery industry. Traditional cutting device need draw the scale mark earlier when cutting, thereby the manual motion through control cutting device realizes the cutting to traditional cutting device needs many people to operate simultaneously, and is with high costs, and the cutting has the smear metal to produce.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for an automatic cutting device, which facilitates fast cutting of tubular products of any length, saves time, and improves production efficiency.

An automatic cutting device, especially for cutting tubular products, the automatic cutting device includes a feeding mechanism, a cutting mechanism, a frame and a control system, the feeding mechanism and the cutting mechanism are sequentially arranged on the frame, and the feeding mechanism and the cutting mechanism are electrically connected with the control system, the feeding mechanism includes a conveying device and a clamping device arranged on the upper portion of the conveying device, the clamping device includes a support, a first cylinder and a clamping fixture, the first cylinder is arranged on the support, the support is arranged on the conveying device, the clamping fixture is connected with the first cylinder, when the conveying device moves to the cutting mechanism, the clamping fixture clamps the tubular products, when the conveying device is far away from the cutting mechanism, the clamping fixture loosens the tubular products, so as to send the tubular product to the cutting mechanism for cutting.

Further, conveyor includes linear guide, lead screw and first motor, linear guide fixed mounting in the frame, first motor install in linear guide's one end, the last lead screw that installs of linear guide, lead screw one end with first motor links to each other, through first motor drive the lead screw is in rotate on the linear guide.

Further, the linear guide rail comprises a slide rail and a slide block, the support is fixed on the slide block, the slide block is arranged on the slide rail in a sliding mode, and the slide block is sleeved on the screw rod and is in sliding fit with the screw rod through threads.

Furthermore, the conveying device further comprises a sensor, wherein the sensor is fixedly arranged at one end, far away from the cutting mechanism, of the linear guide rail and used for sensing whether the sliding block moves to a preset position or not and feeding back to a control system.

Furthermore, the clamping fixture comprises a first fixture and a second fixture, a plurality of grooves are formed in the inner walls of the first fixture and the second fixture, and rubber strips are arranged in the grooves and used for increasing friction between the copper pipe and the clamping fixture and preventing slipping.

Furthermore, the first clamp and the second clamp are connected with the first cylinder through a connecting rod, one end of a piston rod of the first cylinder is fixedly connected with the first clamp, and the other end of the first cylinder is fixedly connected with the second clamp through a connecting rod.

Furthermore, the cutting mechanism comprises a cutting frame, a cutter, a tug, a second motor and a second cylinder, the cutter and the tug are arranged on the cutting frame, the cutter and the tug are connected with the second motor and used for driving the cutter and the tug to rotate, and the second cylinder is connected with the cutter and used for providing radial cutting force for the cutter.

Furthermore, the cutting frame is provided with a through hole, the diameter of the through hole is larger than that of the tubular product, and the axis of the through hole and the axis of the clamping fixture are on the same straight line.

Further, the cutter and the tug are distributed on the circumference of the through hole, and the cross section of the tug is tangent to the cross section of the tubular product.

Further, automatic cutting device still includes the device of flare-outing and accepts the dish, the device of flare-outing sets up feeding mechanism keeps away from cutting mechanism one side for to treat the copper pipe of cutting and flare-outing, be convenient for follow-up transport and cutting, it is in to accept the dish setting cutting mechanism keeps away from feeding mechanism one side is used for accepting the cutting completion tubular product.

Compared with the prior art, the utility model provides an automatic cutting device, feeding mechanism can be automatic with the copper pipe is carried, is convenient for cutting mechanism cuts, need not the manual work, practices thrift the cost, raises the efficiency.

Drawings

Fig. 1 is a schematic structural diagram of an automatic cutting device according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a clamping device according to an embodiment of the present invention.

Fig. 3 is a partial schematic structural view of a clamping device according to another embodiment of the present invention.

Fig. 4 is a schematic partial structural view of a cutting mechanism according to an embodiment of the present invention.

Description of the main elements

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, fig. 1 is a schematic structural diagram of an automatic cutting apparatus 100 according to an embodiment of the present invention. The automatic cutting device 100 is used for automatically cutting tubular products, and is particularly suitable for cutting copper tubes 101. The automatic cutting device 100 comprises a feeding mechanism 10, a cutting mechanism 20, a control system 30 and a rack 40, wherein the feeding mechanism 10 and the cutting mechanism 20 are sequentially arranged on the rack, and the feeding mechanism 10 and the cutting mechanism 20 are electrically connected with the control system 30 to realize automatic feeding and automatic cutting of the copper pipe 101. The automatic cutting device 100 may further include a straightening device (not shown) and a receiving tray (not shown), wherein the straightening device is disposed on a side of the feeding mechanism 10 away from the cutting mechanism 20, and is used for straightening the copper tube 101 to be cut, so as to facilitate subsequent conveying and cutting. The bearing disc is arranged on one side of the cutting mechanism 20, which is far away from the feeding mechanism 10, and is used for placing the copper pipe 101 after cutting.

The feeding mechanism 10 comprises a conveying device 11 and a clamping device 12 arranged on the conveying device 11, and the feeding mechanism 10 is used for conveying the copper tube 101 to the cutting mechanism 20 for cutting. The conveying device 11 is fixedly arranged on the rack 40, the conveying device 11 includes a linear guide rail 111, a screw rod 112, a first motor 113 and a sensor (not numbered), the linear guide rail 111 is mounted on the rack 40, and the first motor 113 is mounted at one end of the linear guide rail 111. The linear guide rail 111 is provided with a screw rod 112, one end of the screw rod 112 is connected with the first motor 113, the linear guide rail 111 comprises a sliding rail 1111 and a sliding block 1112, the sliding block 1112 is slidably arranged on the sliding rail 1111, and the sliding block 1112 is sleeved on the screw rod 112 and is in sliding fit with the screw rod 112 through threads. When the first motor 113 is started, the first motor 113 drives the screw rod 112 to move, so as to drive the sliding block 1112 connected with the screw rod 112 to move along the sliding rail 1111. The sensor (not numbered) is fixedly arranged at one end of the linear guide rail 111 far away from the cutting mechanism 20, the sensor (not numbered) is used for detecting whether the slider 1112 moves to a preset position, when the slider 1112 is not at the preset position, the sensor (not numbered) feeds back a signal to the control system 30, and the control system 30 controls the first motor 113 to move, so that the slider 1112 is driven to move in the direction close to the cutting mechanism 20; when the sliding block 1112 reaches a preset position, the sensor (not numbered) feeds back a signal to the control system 30, and the control system 30 controls the first motor 113 to change the direction, so that the sliding block 1112 moves in the direction away from the cutting mechanism 20, reaches a set original position, stops, and continuously circulates the movement process, and meanwhile, under the action of the clamping device 12, the copper tube 101 can be automatically conveyed.

Referring to fig. 2, in an embodiment, the clamping device 12 is used for automatically clamping the copper tube 101, and includes a bracket 121, a first cylinder 122, and a clamping fixture 123. The bracket 121 is fixed to the slider 1112, the first cylinder 122 is fixed to the bracket 121, and the clamping fixture 123 includes a first fixture 1231 and a second fixture 1232, and the first fixture 1231 and the second fixture 1232 are connected to the first cylinder 122 through a connecting rod 125. One end of a piston rod (not numbered) of the first cylinder 122 is fixedly connected to the first clamp 1231, and the other end of the first cylinder 122 is fixedly connected to the second clamp 1232 through a connecting rod 125. When the clamping device 12 is operated, the first clamp 1231 and the second clamp 1232 are clamped by the first cylinder 122. The first clamp 1231 and the second clamp 1232 cooperate to clamp the copper pipe 101. The first clamp 1231 and the second clamp 1232 have a substantially semicircular cross section, and a plurality of grooves (not shown) are formed in inner walls of the first clamp 1231 and the second clamp 1232, and are distributed along a circumferential direction and a length direction of the first clamp 1231 and the second clamp 1232, and in an embodiment, the grooves (not shown) are uniformly spaced along the circumferential direction of the first clamp 1231 and the second clamp 1232, and the number of the grooves is 3. A rubber strip is arranged in the groove (not shown), and friction is increased when the first clamp 1231 and the second clamp 1232 clamp the copper tube 101, so as to prevent slipping.

When the feeding mechanism 10 starts to work, the first clamp 1231 and the second clamp 1232 clamp the copper tube 101 under the action of the compression cylinder of the piston rod 1221 of the first cylinder 122, and simultaneously, under the driving of the first motor 113, the clamping clamp 123 drives the copper tube 101 to move toward the direction close to the cutting mechanism 20. When the first cylinder 122 does not work, the first clamp 1231 and the second clamp 1232 are both far away from each other, the copper pipe 101 is loosened, and meanwhile, under the driving of the first motor 113, the clamping clamp 123 is driven by the slider 1112 to move in a direction far away from the cutting mechanism 20. The copper pipe 101 is moved by a certain distance, and the distance can be controlled by the length of the piston rod 1221 or set according to the length of the copper pipe 101 to be cut.

Referring to fig. 3, in other embodiments, the bracket 121 is a frame structure and is sleeved outside the clamping fixture 123, the clamping fixture 123 includes a third fixture 1233 and a fourth fixture 1234 that are adjacently disposed, the third fixture 1233 and the fourth fixture 1234 are rectangular parallelepiped structures, and the third fixture 1233 is fixedly connected to one end of the piston rod 1221 of the first cylinder 122. The opposite surfaces of the third clamp 1233 and the fourth clamp 1234 are respectively provided with a hole (not numbered), the hole (not numbered) is mutually matched to form a through hole 1235, the through hole 1235 is used for passing through and clamping the copper tube 101, and the diameter of the through hole 1235 is slightly larger than that of the copper tube 101. It will be appreciated that means for increasing friction, such as rubber strips, may also be provided on the inner wall of the through hole 1235. When the clamping fixture 123 works, the first air cylinder 122 is compressed, so that the copper pipe 101 is clamped by the third fixture 1233 and the fourth fixture, and the copper pipe is driven by the first motor 113 to move in a direction close to the cutting mechanism 20, so that the copper pipe 101 is moved and transported.

Referring to fig. 1 and 4, the cutting mechanism 20 includes a cutting frame 21, a cutter 22, a plurality of tugs 23, a second motor 24 and a second cylinder 25, the cutter 22 and the tugs 23 are disposed on the cutting frame 21, the cutter 22 and the tugs 23 are connected to the second motor 24, and a piston rod (not numbered) of the second cylinder 25 is connected to the cutter 22. In one embodiment, the number of tugs 23 is 2. The cutting frame 21 is substantially a cuboid structure and is provided with a through hole (not numbered), the diameter of the through hole is slightly larger than that of the copper pipe 101, and the axis of the through hole (not numbered) and the axis of the clamping fixture 123 are on the same straight line, so that the copper pipe 101 is fixed in position and convenient to cut. The cutting knife 22 and the two tugs 23 are distributed at the circumference of the through hole (not numbered), and the cross sections of the tugs 23 are respectively tangent to the cross section of the copper pipe 101 and used for supporting the radial cutting force when the copper pipe 101 is cut. When the cutting mechanism 20 works, the cutter 22 and the tug 23 rotate under the driving of the second motor 24, and simultaneously, the cutter is driven by the second air cylinder 25 to cut into and feed in the radial direction, pressure is continuously applied to the radial direction of the pipe wall of the copper pipe 101, and finally the copper pipe 101 is broken, and no cutting chips are generated in the whole process. It is understood that the automatic cutting device 100 can also cut aluminum pipes, stainless steel pipes, and other pipes made of other materials.

The control system 30 further comprises a control panel 31, the control panel 31 is arranged on the rack 40, and the control panel 31 is used for issuing instructions. The control system 30 controls the operation of the first motor 113, the first cylinder 122, the second motor 24, and the second cylinder 25.

The utility model provides an automatic cutting device, easy operation, can cut arbitrary length, practice thrift the manpower, improve production efficiency, and the in-process of cutting does not have the smear metal and produces, and the environmental protection is reliable.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be taken as limiting the present invention, and that suitable modifications and variations of the above embodiments are within the scope of the invention as claimed.

Claims

1. An automatic cutting device, particularly for cutting tubular products, characterized in that: the automatic cutting device comprises a feeding mechanism, a cutting mechanism, a frame and a control system, wherein the feeding mechanism and the cutting mechanism are sequentially arranged on the frame, the feeding mechanism and the cutting mechanism are electrically connected with the control system, the feeding mechanism comprises a conveying device and a clamping device arranged at the upper part of the conveying device, the clamping device comprises a bracket, a first air cylinder and a clamping fixture, the first air cylinder is arranged on the bracket, the bracket is arranged on the conveying device, the clamping fixture is connected with the first air cylinder, the clamping fixture clamps the tubular product when the conveying device moves towards the cutting mechanism, when the conveying device moves away from the cutting mechanism, the clamping fixture releases the tubular product, and therefore the tubular product is sent to the cutting mechanism to be cut in a reciprocating mode.

2. The automatic cutting device according to claim 1, characterized in that: the conveying device comprises a linear guide rail, a screw rod and a first motor, the linear guide rail is fixedly installed on the rack, the first motor is installed at one end of the linear guide rail, the screw rod is installed on the linear guide rail, one end of the screw rod is connected with the first motor, and the screw rod is driven by the first motor to rotate on the linear guide rail.

3. The automatic cutting device according to claim 2, characterized in that: the linear guide rail comprises a slide rail and a slide block, the support is fixed on the slide block, the slide block is arranged on the slide rail in a sliding mode, and the slide block is sleeved on the screw rod and is in sliding fit with the screw rod through threads.

4. The automatic cutting device according to claim 3, characterized in that: the conveying device further comprises a sensor, wherein the sensor is fixedly arranged at one end, far away from the cutting mechanism, of the linear guide rail and used for sensing the position of the sliding block and feeding back the position to the control system.

5. The automatic cutting device according to claim 3, characterized in that: the clamping fixture comprises a first fixture and a second fixture, a plurality of grooves are formed in the inner wall of the first fixture and the inner wall of the second fixture, rubber strips are arranged in the grooves and used for increasing friction between the tubular product and the clamping fixture and preventing slipping.

6. The automatic cutting device according to claim 5, characterized in that: the first clamp and the second clamp are connected with the first cylinder through a connecting rod, one end of a piston rod of the first cylinder is fixedly connected with the first clamp, and the other end of the first cylinder is fixedly connected with the second clamp through a connecting rod.

7. The automatic cutting device according to claim 1, characterized in that: the cutting mechanism comprises a cutting frame, a cutter, a tug, a second motor and a second cylinder, the cutter and the tug are arranged on the cutting frame, the cutter and the tug are connected with the second motor and used for driving the cutter and the tug to rotate, and the second cylinder is connected with the cutter and used for providing radial cutting force for the cutter.

8. The automatic cutting device according to claim 7, characterized in that: the cutting frame is provided with a through hole, the diameter of the through hole is larger than that of the tubular product, and the axis of the through hole and the axis of the clamping fixture are on the same straight line.

9. The automatic cutting device according to claim 8, wherein: the cutter and the tug are distributed on the circumference of the through hole, and the cross section of the tug is tangent to the cross section of the tubular product.

10. The automatic cutting device according to claim 1, characterized in that: the automatic cutting device further comprises a straightening device and a receiving disc, the straightening device is arranged on the feeding mechanism far away from one side of the cutting mechanism and used for straightening the tubular product to be cut, so that subsequent conveying and cutting are facilitated, the receiving disc is arranged on one side of the feeding mechanism far away from the cutting mechanism and used for receiving the tubular product after cutting.