阅读说明：本技术 一种用于圆筒针刺制品的切割装置 (Cutting device for cylinder needling product ) 是由 赵景飞 杨新 侯建荣 郑桂宁 于晓丽 张银锋 赵珂瑄 于 2019-11-22 设计创作，主要内容包括：本发明公开了一种用于圆筒针刺制品的切割装置,包括机架,机架的一侧设置有托轮架,机架的另一侧顶部设置有刀架,切割刀具与待切割圆筒针刺制品的轴线相互垂直,刀架通过托板可移动的安装在机架上,托板上设置有纵向丝杆驱动机构,机架的两侧均设置有横向丝杆驱动机构,机架的底部设置有驱动装置。本发明结构设计合理,操作便捷,适用范围广泛,通过将待切割圆筒针刺制品转动安装在机架的一侧,并将刀架可移动的安装在机架的另一侧,可实现不同直径的圆筒针刺制品不同位置、由浅至深的切割,除切割刀具外的其余部件均能够长期使用,且强度大,稳定性好,有效保护产品切口不受刀片挤压,能有效解决人工切割后的产品在圆周方向高度不均匀的问题。(The invention discloses a cutting device for a cylinder needling product, which comprises a rack, wherein a supporting wheel frame is arranged on one side of the rack, a tool rest is arranged at the top of the other side of the rack, a cutting tool is mutually vertical to the axis of the cylinder needling product to be cut, the tool rest is movably arranged on the rack through a supporting plate, a longitudinal screw rod driving mechanism is arranged on the supporting plate, transverse screw rod driving mechanisms are arranged on both sides of the rack, and a driving device is arranged at the bottom of the rack. The cylinder needling product cutting device is reasonable in structural design, convenient and fast to operate and wide in application range, can realize the cutting of cylinder needling products with different diameters from shallow to deep at different positions by rotatably installing the cylinder needling product to be cut on one side of the rack and movably installing the knife rest on the other side of the rack, can be used for a long time by using other components except a cutting tool, is high in strength and good in stability, effectively protects the cut of the product from being extruded by the blade, and can effectively solve the problem that the height of the product after manual cutting is uneven in the circumferential direction.)

1. A cutting device for cylindrical needled products, characterized by: including liftable frame (1), one side top of frame (1) is provided with two and supplies to treat that cutting drum acupuncture goods (7) rotate the wheel carrier (2) of installation, the opposite side top of frame (1) is provided with knife rest (4) that supply cutting tool (3) to install, cutting tool (3) and the axis mutually perpendicular of treating cutting drum acupuncture goods (7) and its knife tip and the axis of treating cutting drum acupuncture goods (7) are laid on the coplanar, knife rest (4) are installed on frame (1) through layer board (5) mobilizable, layer board (5) slidable mounting is at the top of frame (1) and it can carry out lateral shifting along the top of frame (1), knife rest (4) slidable mounting is on the upper portion of layer board (5) and it can carry out longitudinal shifting along layer board (5), be provided with a longitudinal screw rod actuating mechanism that is used for driving knife rest (4) to remove on layer board (5), the automatic cutting machine is characterized in that two sides of the rack (1) are respectively provided with a transverse screw rod driving mechanism for driving the supporting plate (5) to move, and the bottom of the rack (1) is provided with a driving device (6) for driving a cylinder needling product (7) to be cut to rotate.

2. A cutting device for cylinder needled products according to claim 1, wherein: the rack (1) is a cubic rack body formed by welding rectangular pipes, the rack (1) comprises an upper horizontal rack body (1-1) and a lower horizontal rack body (1-2), the upper horizontal rack body (1-1) is a C-shaped frame with an opening at one side, the lower horizontal rack body (1-2) is a rectangular frame, the supporting wheel frame (2) is arranged at one side of the upper horizontal rack body (1-1) with the opening, and the upper horizontal rack body (1-1) and the lower horizontal rack body (1-2) are fixedly connected through four vertical supporting rods (1-3);

the improved rack is characterized in that four trundles (8) are arranged at the bottom of the rack (1), the trundles (8) are arranged at the lower ends of the vertical supporting rods (1-3) through trundle carriers (9), one trundle carrier (9) is arranged at the lower end of each vertical supporting rod (1-3), the trundle carriers (9) are rectangular tubes and are inserted into the vertical supporting rods (1-3), the trundle carriers (9) and the vertical supporting rods (1-3) are fixed through pins (10), and a plurality of groups of pin holes for mounting the pins (10) are formed in the vertical supporting rods (1-3) along the length direction of the vertical supporting rods.

3. A cutting device for cylinder needled products according to claim 2, wherein: two vertical reinforcing rods (1-4) are further arranged between the upper horizontal frame body (1-1) and the lower horizontal frame body (1-2), the two vertical reinforcing rods (1-4) are respectively arranged at two ends of a cylinder needling product (7) to be cut, the driving device (6) comprises a motor and a speed reducer, and a speed reducer connecting plate (11) for mounting the driving device (6) is arranged on one side of the lower horizontal frame body (1-2).

4. A cutting device for cylinder needled products according to claim 3, wherein: drive arrangement (6) and wait to cut and carry out the transmission through sprocket feed mechanism between drum acupuncture goods (7), sprocket feed mechanism includes drive chain (12), the one end of pivot (7-1) is provided with transmission sprocket (13) of mutually supporting with transmission chain (12) on waiting to cut drum acupuncture goods (7), be fixed with the sprocket of mutually supporting with transmission chain (12) on the output shaft of speed reducer, install pinch roller (14) that are used for compressing tightly transmission chain (12) on frame (1) near a vertical reinforcement bar (1-4) of transmission sprocket (13).

5. A cutting device for cylinder needled products according to claim 1, wherein: the lower part of the supporting plate (5) is fixedly provided with two supporting plate sliding blocks (15), two supporting plate guide rails (16) for guiding the supporting plate sliding blocks (15) are symmetrically arranged on the rack (1), and the supporting plate guide rails (16) are perpendicular to the central axis of the cylinder needling product (7) to be cut.

6. A cutting device for cylinder needled products according to claim 1, wherein: the utility model discloses a cutting tool, including knife rest (4), knife rest (4) and the clamp plate (4-2) of fixing in knife rest main part (4-1) lower part, clamp plate (4-2) are parallel to each other with layer board (5), knife rest main part (4-1) and clamp plate (4-2) mutually perpendicular, cutting tool (3) are installed near the one end of waiting to cut drum acupuncture goods (7) on knife rest main part (4-1) through the bolt, the lower part fixed mounting of clamp plate (4-2) has two knife rest slider (17), the symmetry is provided with two knife rest guide rail (18) that lead to knife rest slider (17) on layer board (5), knife rest guide rail (18) are parallel to each other with the axis of waiting to cut drum acupuncture goods (7).

7. A cutting device for cylinder needled products according to claim 6, wherein: the longitudinal screw rod driving mechanism comprises a longitudinal screw rod (19) rotatably mounted on a supporting plate (5), the longitudinal screw rod (19) and the central axis of the cylinder needling product (7) to be cut are parallel to each other and are arranged between two guide rails (18);

the lower part of the pressing plate (4-2) is fixedly provided with a nut seat (20) matched with the longitudinal screw rod (19), the nut seat (20) is provided with a threaded hole for guiding the longitudinal screw rod (19), and one end of the longitudinal screw rod (19) is provided with a tool rest hand wheel (21).

8. A cutting device for cylinder needled products according to claim 1, wherein: the two transverse screw rod driving mechanisms are transmitted through a screw rod chain (26), each transverse screw rod driving mechanism comprises a transverse screw rod (22) which is rotatably installed on the rack (1), and the transverse screw rods (22) are perpendicular to the central axis of the cylinder needling product (7) to be cut;

the lower part of the two sides of the supporting plate (5) is respectively provided with an ear plate (23) which is matched with the transverse screw rod (22), the ear plate (23) is provided with a threaded hole for guiding the transverse screw rod (22), and the outer end of the transverse screw rod (22) is provided with a supporting plate hand wheel (24).

9. A cutting device for cylinder needled products according to claim 8, wherein: and a screw rod chain wheel (27) matched with the screw rod chain (26) is arranged at the outer end of each transverse screw rod (22).

10. A cutting device for cylinder needled products according to claim 1, wherein: each supporting wheel frame (2) is provided with two rubber wheels (25) which are used for supporting a rotating shaft (7-1) on a cylinder needling product (7) to be cut side by side, and the rubber wheels (25) are fixedly installed on the inner side of the supporting wheel frame (2) in a rotating mode.

Technical Field

The invention belongs to the technical field of processing of cylinder acupuncture products, and particularly relates to a cutting device for cylinder acupuncture products.

Background

Heat preservation furnaces (high and low temperature carbonization furnaces, CVD furnaces, CVI furnaces and the like) are widely applied to the fields of chemical industry, energy, aerospace and the like, and the structures in the furnaces are mostly square or circular. For the heat preservation furnace with a circular furnace structure, cylindrical products are also frequently used as heat preservation materials in the furnace. The heat insulating material for the heat insulating furnace mainly comprises carbon fiber needled products after gum dipping and carbonization or various processed carbon felt products and the like. The cylindrical carbon fiber needled product is formed by needling a cylinder, the inner diameter of the cylindrical carbon fiber needled product is ensured by a supporting die, the outer diameter of the cylindrical carbon fiber needled product is controlled by a needling process, and because burrs, collapsed edges and other phenomena with certain length are usually generated on two sides of the height direction of the cylindrical carbon fiber needled product in the needling process of the cylinder, the phenomena cannot be used as a part of a product, and redundant parts on the two sides need to be cut off after the needling is finished; in addition, in order to improve the production efficiency, for a cylindrical needled product having a small height, one product having a large height is often produced, and finally a plurality of desired cylindrical needled products are formed by cutting the product. Because the diameter of the cylindrical needling product is generally larger, and the wall thickness is different from several millimeters to dozens of millimeters, the verticality of the cutter and the cut product is difficult to ensure by manual cutting, and the height of the cut product is not uniform in the circumferential direction; moreover, due to the particularity of the carbon fiber needled product, the cutting tool in the traditional machining industry is easy to damage the needling structure at the cut part, and is difficult to meet the cutting requirements of carbon fiber needled products with different diameters and different wall thicknesses, so the invention provides the cutting device for the cylindrical needled product.

Disclosure of Invention

The invention aims to solve the technical problems in the prior art, and provides a cutting device for cylinder needled products, which has the advantages of reasonable structural design, convenience in operation and wide application range, the cylinder needled products to be cut are rotatably arranged on one side of a rack, a knife rest is movably arranged on the other side of the rack, the cylinder needled products with different diameters can be cut from shallow to deep at different positions, other components except for a cutting tool can be used for a long time, the strength is high, the stability is good, the product cut can be effectively protected from being extruded by a blade, the problem that the height of the manually cut products is not uniform in the circumferential direction can be effectively solved, the cost is low, and the device is convenient to popularize and use.

In order to solve the technical problems, the invention adopts the technical scheme that: a cutting device for cylindrical needled products, characterized by: the automatic cutting machine comprises a liftable rack, two supporting wheel frames for rotating and installing cylinder needling products to be cut are arranged at the top of one side of the rack, a cutter frame for installing a cutting tool is arranged at the top of the other side of the rack, the cutting tool is perpendicular to the axis of the cylinder needling products to be cut and the cutter point of the cutting tool is arranged on the same plane with the axis of the cylinder needling products to be cut, the cutter frame is movably arranged on the rack through a supporting plate, the supporting plate is slidably arranged at the top of the rack and can transversely move along the top of the rack, the cutter frame is slidably arranged at the upper part of the supporting plate and can longitudinally move along the supporting plate, a longitudinal screw rod driving mechanism for driving the cutter frame to move is arranged on the supporting plate, and transverse screw rod driving mechanisms for driving the supporting plate to move are respectively arranged at the two sides, and the bottom of the rack is provided with a driving device for driving the cylinder to be cut to perform needling on the product to rotate.

The cutting device for the cylinder needle-punched product is characterized in that: the rack is a cubic rack body formed by welding rectangular pipes, the rack comprises an upper horizontal rack body and a lower horizontal rack body, the upper horizontal rack body is a C-shaped frame with an opening on one side, the lower horizontal rack body is a rectangular frame, the supporting wheel frame is arranged on one side of the upper horizontal rack body, which is provided with the opening, and the upper horizontal rack body and the lower horizontal rack body are fixedly connected through four vertical supporting rods;

the rack bottom is provided with four truckles, the truckle passes through the truckle frame to be installed at the lower extreme of vertical support bar, and a truckle frame is all installed to the lower extreme of every vertical support bar, the truckle frame is rectangular pipe and its inside of pegging graft at vertical support bar, it is fixed through the pin between truckle frame and the vertical support bar, vertical support bar is last to have seted up the pinhole that the multiunit supplied the pin to install along its length direction.

The cutting device for the cylinder needle-punched product is characterized in that: still be provided with two vertical anchor rods between upper portion horizontal support body and the horizontal support body of lower part, two vertical anchor rods lay respectively at the both ends of waiting to cut drum acupuncture goods, drive arrangement includes motor and speed reducer, one side of the horizontal support body of lower part is provided with the speed reducer yoke plate that supplies the drive arrangement installation.

The cutting device for the cylinder needle-punched product is characterized in that: drive arrangement with wait to cut and carry out the transmission through sprocket feed mechanism between the drum acupuncture goods, sprocket feed mechanism includes drive chain, the one end of treating cutting drum acupuncture goods and going up the pivot is provided with the drive sprocket who mutually supports with drive chain, be fixed with the sprocket that mutually supports with drive chain on the output shaft of speed reducer, install the pinch roller that is used for compressing tightly drive chain on being close to a vertical strengthening link of drive sprocket in the frame.

The cutting device for the cylinder needle-punched product is characterized in that: the lower part of the supporting plate is fixedly provided with two supporting plate sliding blocks, the rack is symmetrically provided with two supporting plate guide rails for guiding the supporting plate sliding blocks, and the supporting plate guide rails are perpendicular to the central axis of the cylinder needling product to be cut.

The cutting device for the cylinder needle-punched product is characterized in that: the knife rest includes the knife rest main part and fixes the clamp plate in knife rest main part lower part, the clamp plate is parallel to each other with the layer board, knife rest main part and clamp plate mutually perpendicular, cutting tool passes through the bolt and installs the one end that is close to waiting to cut drum acupuncture goods in the knife rest main part, the lower part fixed mounting of clamp plate has two knife rest sliders, the symmetry is provided with two knife rest guide rails that carry out the direction to the knife rest slider on the layer board, the knife rest guide rail is parallel to each other with the axis of waiting to cut drum acupuncture goods.

The cutting device for the cylinder needle-punched product is characterized in that: the longitudinal screw rod driving mechanism comprises a longitudinal screw rod which is rotatably arranged on the supporting plate, and the longitudinal screw rod is parallel to the central axis of the cylinder needling product to be cut and is arranged between the two guide rails;

the lower part of the pressing plate is fixedly provided with a nut seat matched with the longitudinal screw rod, the nut seat is provided with a threaded hole for guiding the longitudinal screw rod, and one end of the longitudinal screw rod is provided with a tool rest hand wheel.

The cutting device for the cylinder needle-punched product is characterized in that: the two transverse screw rod driving mechanisms are in transmission through a screw rod chain, each transverse screw rod driving mechanism comprises a transverse screw rod which is rotatably installed on the rack, and the transverse screw rods are perpendicular to the central axis of the cylinder needling product to be cut;

the lower parts of the two sides of the supporting plate are respectively provided with an ear plate which is matched with the transverse screw rod, the ear plates are provided with threaded holes for guiding the transverse screw rod, and the outer end of one transverse screw rod is provided with a supporting plate hand wheel.

The cutting device for the cylinder needle-punched product is characterized in that: and a screw rod chain wheel matched with the screw rod chain is installed at the outer end of each transverse screw rod.

The cutting device for the cylinder needle-punched product is characterized in that: every all install two rubber pulleys that are used for supporting pivot on waiting to cut the cylinder acupuncture product side by side on the riding wheel frame, the rubber pulley rotates fixed mounting in the inboard of riding wheel frame.

Compared with the prior art, the invention has the following advantages:

1. the cylinder needling product to be cut is rotatably arranged on the rack, and the cutting tool is arranged on the rack to cut the cylinder needling product to be cut, so that the cutting quality and the cutting efficiency of the cylinder needling product to be cut can be effectively improved, the cutting difficulty of the cylinder needling product to be cut is reduced, and the labor intensity of operators is reduced.

2. The supporting plate is slidably mounted at the top of the rack and can move transversely along the top of the rack, so that the transverse position of the cutting tool can be flexibly adjusted, the cutting device can be further suitable for cutting cylinder needled products to be cut in various sizes and cutting the same cylinder needled product to be cut from shallow to deep, and the application range is wide; through with the knife rest slidable mounting on the upper portion of layer board and make it can carry out longitudinal movement along the layer board, can adjust cutting tool's longitudinal position in a flexible way, and then can realize treating the cutting drum acupuncture goods and carry out the multistage cutting.

3. According to the invention, the longitudinal screw rod driving mechanism is arranged on the supporting plate to drive the knife rest to move longitudinally on the supporting plate, so that the longitudinal position of the knife rest can be accurately controlled, the accurate cutting position of a cylinder needling product to be cut is ensured, and the operation is convenient; the transverse screw rod driving mechanism is arranged on the rack to drive the supporting plate to transversely move on the rack, so that the position between the cutter point of the cutting tool and the cylinder needling product to be cut can be accurately controlled, the cut quality of the cylinder needling product to be cut is ensured, and the cylinder needling products with different diameters and the cylinder needling product with the same size can be cut from shallow to deep.

4. According to the invention, the driving device for driving the cylinder needling product to be cut to rotate is arranged at the bottom of the rack, so that the cylinder needling product to be cut can be driven by the driving device to rotate at a constant speed, the cutting tool can cut the cylinder needling product to be cut in a whole circle, and the problem of uneven height of the product after manual cutting in the circumferential direction can be effectively solved.

In conclusion, the cylinder needling product cutting device is reasonable in structural design, convenient to operate and wide in application range, can realize the cutting of cylinder needling products with different diameters from shallow to deep at different positions by rotatably installing the cylinder needling product to be cut on one side of the rack and movably installing the knife rest on the other side of the rack, can be used for a long time by using the rest parts except the cutting knife, is high in strength and good in stability, can effectively protect the cut of the product from being extruded by the blade, can effectively solve the problem that the height of the product after manual cutting is uneven in the circumferential direction, and is low in cost and convenient to popularize and use.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of fig. 1 at a.

Fig. 3 is a top view of fig. 1.

Fig. 4 is a schematic structural diagram of the rack of the present invention.

Fig. 5 is a top view of fig. 4.

Fig. 6 is a schematic view of the structure of the tool holder.

Fig. 7 is a top view of fig. 6.

Description of reference numerals:

1, a frame; 1-upper horizontal frame body; 1-2-lower horizontal frame body;

1-3-vertical support bar; 1-4-vertical reinforcing rods; 2-a supporting roller frame;

3-cutting the cutter; 4, a tool rest; 4-1-a tool holder body;

4-2-pressing plate; 5, supporting plates; 6-a driving device;

7-needling the cylinder to be cut into products; 7-1-rotation axis; 8, a caster wheel;

9-a caster frame; 10-a pin; 11-reducer yoke plate;

12-a drive chain; 13-a drive sprocket; 14, a pinch roller;

15-a pallet slide; 16-pallet track; 17-tool rest slide block;

18-a tool holder guide rail; 19-longitudinal screw rod; 20-a nut seat;

21-tool carrier hand wheel; 22-transverse screw rod; 23-ear plate;

24-pallet hand wheels; 25-rubber wheel; 26-a screw rod chain;

27-screw sprocket.

Detailed Description

As shown in fig. 1, 2 and 3, the present invention includes a liftable frame 1, two supporting roller frames 2 for rotatably mounting a cylindrical needled product 7 to be cut are arranged on the top of one side of the frame 1, a knife rest 4 for mounting a cutting tool 3 is arranged on the top of the other side of the frame 1, the cutting tool 3 is perpendicular to the axis of the cylindrical needled product 7 to be cut, the knife tip of the cutting tool is arranged on the same plane with the central axis of the cylindrical needled product 7 to be cut, the knife rest 4 is movably mounted on the frame 1 through a supporting plate 5, the supporting plate 5 is slidably mounted on the top of the frame 1 and can move transversely along the top of the frame 1, the knife rest 4 is slidably mounted on the upper portion of the supporting plate 5 and can move longitudinally along the supporting plate 5, a longitudinal screw rod driving mechanism for driving the knife rest 4 to move is arranged on the supporting plate 5, the automatic cutting machine is characterized in that two sides of the rack 1 are respectively provided with a transverse screw rod driving mechanism for driving the supporting plate 5 to move, and the bottom of the rack 1 is provided with a driving device 6 for driving the to-be-cut cylindrical needled product 7 to rotate.

During the in-service use, through will waiting to cut drum acupuncture goods 7 and rotate and install in frame 1 to set up cutting tool 3 and treat to cut drum acupuncture goods 7 and cut in frame 1, can effectively improve the cutting quality and the cutting efficiency of waiting to cut drum acupuncture goods 7, reduce the cutting degree of difficulty of waiting to cut drum acupuncture goods 7, alleviate operating personnel's intensity of labour.

The supporting plate 5 is slidably mounted at the top of the rack 1 and can move transversely along the top of the rack 1, so that the transverse position of the cutting tool 3 can be flexibly adjusted, and the cutting tool is further applicable to cutting of cylinder needled products 7 to be cut in various sizes and cutting of the same cylinder needled product 7 to be cut from shallow to deep, and has a wide application range; by slidably mounting the knife holder 4 on the upper portion of the support plate 5 and enabling it to move longitudinally along the support plate 5, the longitudinal position of the cutting tool 3 can be flexibly adjusted, and thus, multi-stage cutting of the cylindrical needled product 7 to be cut can be realized.

In the embodiment, the longitudinal screw rod driving mechanism is arranged on the supporting plate 5 to drive the tool rest 4 to longitudinally move on the supporting plate 5, so that the longitudinal position of the tool rest 4 can be accurately controlled, the accurate cutting position of the cylinder needling product 7 to be cut is ensured, and the operation is convenient; the transverse screw rod driving mechanism is arranged on the rack 1 to drive the supporting plate 5 to transversely move on the rack, so that the position between the tool tip of the cutting tool 3 and the cylinder needling product 7 to be cut can be accurately controlled, the cut quality of the cylinder needling product 7 to be cut is ensured, and the cutting of cylinder needling products with different diameters and the cutting of the same cylinder needling product from shallow to deep can be realized.

During the in-service use, be provided with through the bottom in frame 1 and be used for driving to wait to cut drum acupuncture goods 7 and carry out pivoted drive arrangement 6, can wait to cut drum acupuncture goods 7 through drive arrangement 6 drive and carry out at the uniform velocity and rotate, and then realize that cutting tool 3 treats to cut drum acupuncture goods 7 and carries out the cutting in whole circles, can effectively solve the problem of the product after the manual work cutting highly inhomogeneous in the circumferencial direction.

In this embodiment, the cutting tool 3 is a common art knife or a thickened art knife.

As shown in fig. 4 and 5, in this embodiment, the rack 1 is a cubic rack body formed by welding rectangular pipes, the rack 1 includes an upper horizontal rack body 1-1 and a lower horizontal rack body 1-2, the upper horizontal rack body 1-1 is a C-shaped frame with an opening at one side, the lower horizontal rack body 1-2 is a rectangular frame, the carrier 2 is installed at one side of the upper horizontal rack body 1-1 with the opening, and the upper horizontal rack body 1-1 and the lower horizontal rack body 1-2 are fastened and connected by four vertical support rods 1-3;

the bottom of the rack 1 is provided with four trundles 8, the trundles 8 are arranged at the lower ends of the vertical support rods 1-3 through trundle carriers 9, the lower end of each vertical support rod 1-3 is provided with one trundle carrier 9, the trundle carriers 9 are rectangular tubes and are inserted into the vertical support rods 1-3, the trundle carriers 9 and the vertical support rods 1-3 are fixed through pins 10, and the vertical support rods 1-3 are provided with a plurality of groups of pin holes for the installation of the pins 10 along the length direction.

In practical use, the four vertical support rods 1-3 are respectively connected to the upper parts of the four corners of the lower horizontal frame body 1-2, the upper horizontal frame body 1-1 is a C-shaped frame formed by removing one side of a rectangular frame, so that a groove can be formed on one side of the frame 1, and the installation of the cylindrical needle-punched product 7 to be cut is facilitated.

In this embodiment, two truckles 8 that are close to waiting to cut drum acupuncture goods 7 are directional industry truckles, and two truckles 8 that are close to knife rest 4 are universal industry truckles, set up truckle 8 through the lower part at frame 1, can be convenient for turn to and remove this cutting device.

When the needle machine is actually used, the caster 8 is installed by pin-connecting the caster frame 9 at the lower part of the vertical support rod 1-3, the vertical support rod 1-3 is sleeved at the upper part of the caster frame 9, the caster frame 9 is provided with a group of pin holes, the vertical support rod 1-3 is provided with a plurality of groups of pin holes for installing the pins 10 along the length direction, and the height of the machine frame 1 can be adjusted by changing the length of the pin-connecting the caster frame 9 into the vertical support rod 1-3 so as to adapt to the needle machine with different heights.

In this embodiment, two vertical reinforcing rods 1-4 are further arranged between the upper horizontal support body 1-1 and the lower horizontal support body 1-2, the two vertical reinforcing rods 1-4 are respectively arranged at two ends of a cylinder needling product 7 to be cut, the driving device 6 comprises a motor and a speed reducer, and a speed reducer connecting plate 11 for mounting the driving device 6 is arranged on one side of the lower horizontal support body 1-2.

In actual use, the two vertical reinforcing rods 1-4 are arranged between the upper horizontal frame body 1-1 and the lower horizontal frame body 1-2, so that the overall structural strength of the frame 1 can be improved, and the use stability of the cutting device is ensured.

In this embodiment, the speed reducer connecting plate 11 is fixedly installed on one side of the lower horizontal frame body 1-2, so that the driving device 6 can be stably installed on the frame 1, and the speed reducer connecting plate 11 is closely attached to the vertical reinforcing rods 1-4 and is located on one side, far away from the carrier 2, of the vertical reinforcing rods 1-4.

In this embodiment, the driving device 6 and the cylinder needling product 7 to be cut are driven by a sprocket drive mechanism, the sprocket drive mechanism includes a drive chain 12, one end of a rotating shaft 7-1 on the cylinder needling product 7 to be cut is provided with a drive sprocket 13 mutually matched with the drive chain 12, a sprocket mutually matched with the drive chain 12 is fixed on an output shaft of the speed reducer, and a vertical reinforcing rod 1-4 on the rack 1 close to the drive sprocket 13 is provided with a pressing wheel 14 for pressing the drive chain 12.

In practical use, two ends of a rotating shaft 7-1 in the middle of a cylindrical needled product 7 to be cut extend to the outer side of the cylindrical needled product 7 to be cut, a transmission chain wheel 13 is fixedly installed at one end of the rotating shaft 7-1 on the cylindrical needled product 7 to be cut, and a pressing wheel 14 is installed at the upper end of one vertical reinforcing rod 1-4 close to the transmission chain wheel 13 and is pressed outside one side of the transmission chain 12.

It should be noted that, because the disassembly is frequent, and for the installation convenience, the actual length of the transmission chain 12 is long, and the transmission chain 12 is in a loose state after the installation is completed, the transmission chain 12 can be compressed by arranging the compressing wheel 14 outside the transmission chain 12, so that the transmission chain 12 is in a tight state, and the stability of the chain wheel transmission mechanism can be improved.

In this embodiment, the transmission chain wheel 13 and the transmission chain 12, and the chain wheel on the output shaft of the speed reducer and the transmission chain 12 are engaged with each other.

In this embodiment, two supporting plate sliding blocks 15 are fixedly installed at the lower portion of the supporting plate 5, two supporting plate guide rails 16 for guiding the supporting plate sliding blocks 15 are symmetrically arranged on the rack 1, and the supporting plate guide rails 16 are perpendicular to the central axis of the cylinder needled product 7 to be cut.

When the automatic lifting device is in actual use, the supporting plate guide rail 16 matched with the supporting plate sliding block 15 is arranged on the rack 1, so that the friction force between the supporting plate 5 and the rack 1 can be effectively reduced, and meanwhile, the automatic lifting device can guide the movement of the supporting plate 5, and is convenient and fast to operate; the lower part of the supporting plate sliding block 15 is provided with a groove matched with the supporting plate guide rail 16, so that the supporting plate sliding block 15 is coated outside the supporting plate guide rail 16, and the moving stability of the supporting plate 5 can be effectively improved.

In this embodiment, the supporting plate sliding block 15 is made of polytetrafluoroethylene, so that the problem of unsmooth movement caused by rusting after long-term placement due to the adoption of a metal sliding block can be effectively avoided.

As shown in fig. 6 and 7, in the present embodiment, the tool rest 4 includes a tool rest main body 4-1 and a pressing plate 4-2 fixed at a lower portion of the tool rest main body 4-1, the pressing plate 4-2 is parallel to the supporting plate 5, the tool rest main body 4-1 is perpendicular to the pressing plate 4-2, the cutting tool 3 is mounted at one end of the tool rest main body 4-1 close to the cylinder needled product 7 to be cut through bolts, two tool rest sliders 17 are fixedly mounted at a lower portion of the pressing plate 4-2, two tool rest guide rails 18 guiding the tool rest sliders 17 are symmetrically arranged on the supporting plate 5, and the tool rest guide rails 18 are parallel to a central axis of the cylinder needled product 7 to be cut.

When the cutting tool is actually used, the tool rest main body 4-1 and the pressing plate 4-2 are integrally formed, the tool rest main body 4-1 is arranged in the middle of the pressing plate 4-2 along the length direction of the pressing plate 4-2, a tool mounting groove for mounting the cutting tool 3 is formed in one side of the tool rest main body 4-1, the cutting tool 3 is obliquely mounted in the tool mounting groove, the cutting edge of the cutting tool 3 is arranged downwards, and the tool tip of the cutting tool 3 is obliquely inclined upwards, so that the cutting tool is convenient to cut a cylinder needling product 7 to be cut.

It should be noted that the two tool rest sliding blocks 17 are symmetrically arranged on two sides of the tool rest main body 4-1, the tool rest sliding blocks 17 are connected with the pressing plate 4-2 through bolts, grooves matched with the tool rest guide rails 18 are formed in the lower portions of the tool rest sliding blocks 17, the tool rest sliding blocks 17 are coated outside the tool rest guide rails 18 and can longitudinally move along the tool rest guide rails 18, and the moving stability of the tool rest 4 can be effectively improved.

During the in-service use, because cutting tool 3 is the loss article, install cutting tool 3 on knife rest 4 through the bolt, be convenient for change cutting tool 3 at any time, and then can effectively improve work efficiency and cutting quality.

In this embodiment, the longitudinal screw rod driving mechanism comprises a longitudinal screw rod 19 rotatably mounted on the supporting plate 5, the longitudinal screw rod 19 is parallel to the central axis of the cylinder needled product 7 to be cut and is arranged between two guide rails 18;

a nut seat 20 matched with the longitudinal screw rod 19 is fixed at the lower part of the pressing plate 4-2, a threaded hole for guiding the longitudinal screw rod 19 is formed in the nut seat 20, and a tool rest hand wheel 21 is arranged at one end of the longitudinal screw rod 19.

In practical use, the lower part of the pressing plate 4-2 is fixed with a nut seat 20 which is matched with the longitudinal screw rod 19, and the nut seat 20 can drive the tool rest 4 to move relative to the longitudinal screw rod 19 by rotating the longitudinal screw rod 19, so that the tool rest 4 can move longitudinally on the frame 1.

In the embodiment, the longitudinal screw rod 19 is arranged on the supporting plate 5, can only rotate and cannot relatively translate with the supporting plate 5; and a length graduated scale for measuring the moving distance of the tool rest 4 is arranged on one side of the supporting plate 5 along the length direction of the longitudinal screw rod 19, so that the moving distance of the tool rest 4 can be accurately controlled.

In practical use, the tool rest hand wheel 21 is arranged at one end of the longitudinal screw rod 19, so that an operator can rotate the tool rest hand wheel 21 to flexibly adjust the longitudinal position of the tool rest 4, and the operation is convenient and fast.

In this embodiment, a gear box is arranged between the tool rest hand wheel 21 and the longitudinal screw rod 19, the gear box comprises a large gear and a small gear which are meshed with each other, when the tool rest hand wheel 21 is rotated, the tool rest hand wheel 21 drives the large gear to rotate through a thrust ball bearing, the large gear drives the small gear to rotate, the small gear drives the longitudinal screw rod 19 to rotate through a deep groove ball bearing, the operation of the whole process is simple, and meanwhile, the labor intensity of operators can be effectively reduced.

In the embodiment, the two transverse screw rod driving mechanisms are driven by a screw rod chain 26, each transverse screw rod driving mechanism comprises a transverse screw rod 22 which is rotatably installed on the rack 1, and the transverse screw rods 22 are perpendicular to the central axis of the cylinder needling product 7 to be cut;

the lower parts of two sides of the supporting plate 5 are respectively provided with an ear plate 23 which is matched with the transverse screw rod 22, the ear plates 23 are provided with threaded holes for guiding the transverse screw rod 22, and the outer end of one transverse screw rod 22 is provided with a supporting plate hand wheel 24.

During practical use, the lug plate 23 is arranged at the lower part of the supporting plate 5, the lug plate 23 is provided with a threaded hole, the lug plate 23 is matched with the transverse screw rod 22 by being a nut, and when the transverse screw rod 22 rotates, the lug plate 23 drives the supporting plate 5 to move transversely.

In this embodiment, the transverse screw 22 is mounted on the frame 1, and can only rotate relative to the frame 1 and cannot translate relative to the frame 1; the outer end of the transverse screw rod 22 is mounted on the frame 1 through a bearing, and the inner end of the transverse screw rod 22 is positioned through a positioning block mounted on the frame 1.

In actual use, a gearbox is also arranged between the supporting plate hand wheel 24 and the transverse screw rod 22.

In this embodiment, a screw sprocket 27 matched with the screw chain 26 is installed at the outer end of each transverse screw 22.

In practical use, the two transverse screws 22 are in transmission connection through the screw rod chain 26, one transverse screw rod 22 can be driven to synchronously rotate the two transverse screw rods 22, the working efficiency can be effectively improved, the operation is convenient, the synchronous operation of the two transverse screw rods 22 can be realized, and the supporting plate 5 can be safely and stably moved.

It should be noted that the lead screw chain wheel 27 is fixedly installed on a section of the transverse lead screw 22 extending to the outside of the frame 1, and the lead screw chain 26 is sleeved on the outside of the two lead screw chain wheels 27 and is meshed with the two lead screw chain wheels 27.

In this embodiment, two rubber wheels 25 for supporting the rotating shaft 7-1 of the cylinder needling product 7 to be cut are arranged side by side on each of the supporting roller frames 2, and the rubber wheels 25 are rotatably and fixedly installed on the inner sides of the supporting roller frames 2.

During actual use, the outer circular surfaces of the two rubber wheels 25 are tangent, the two rubber wheels 25 are arranged on the supporting wheel frame 2 side by side, when the cylinder needling product 7 to be cut is installed, the rotating shaft 7-1 of the cylinder needling product 7 to be cut can be installed only by erecting the rotating shaft 7-1 between the two rubber wheels 25 due to the fact that the weight of the cylinder needling product 7 to be cut is large, and installation and disassembly of the cylinder needling product 7 to be cut are facilitated.

In this embodiment, the rubber wheel 25 is rotatably mounted on the supporting wheel frame 2, and when the cutting device works, the friction force between the cylinder needling product 7 to be cut and the rubber wheel 25 can be reduced, so that the cylinder needling product 7 to be cut can be conveniently rotated, and the working efficiency can be effectively improved.

When the cutting device is in practical use, after the needling of the cylinder needling product 7 to be cut on the needling machine is finished, the cutting device is arranged below the cylinder needling product 7 to be cut, the supporting wheel frame 2 is positioned right below a rotating shaft 7-1 of the cylinder needling product 7 to be cut, the overall height of the frame 1 is adjusted by adjusting the inserting depth of the supporting wheel frame 9, after the standby frame 1 is adjusted to a proper height, the three-jaw chuck of the needling machine is slowly loosened, the cylinder needling product 7 to be cut is stably dropped on the cutting device, and the cutting device is pulled out from the lower part of the needling machine and is moved to a specified position for cutting operation.

When a cylindrical needled product 7 to be cut is cut, a transmission chain wheel 13 is installed at one end of the cylindrical needled product 7 to be cut, the transmission chain wheel 13 is connected with a chain wheel on a speed reducer through a transmission chain 12, the transverse initial position and the longitudinal initial position of a tool rest 4 are determined according to the diameter of the cylindrical needled product 7 to be cut, a support plate hand wheel 24 and a tool rest hand wheel 21 are manually rotated to adjust the tool rest 4 to the initial cutting position, a motor and the speed reducer are started to enable the cylindrical needled product 7 to be cut to rotate at a constant speed, and the transverse position of the tool rest 4 is finely adjusted through the support plate hand wheel 24 to finish one-time shallow-to-deep cutting of the cylindrical needled product 7 to be; when the cylinder to be cut is used for cutting the needling product 7 at the upper and lower positions, the operation is repeated.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.