CN108189118B - Feeding device of cutting machine and cutting machine - Google Patents
Feeding device of cutting machine and cutting machine Download PDFInfo
- Publication number
- CN108189118B CN108189118B CN201711489185.7A CN201711489185A CN108189118B CN 108189118 B CN108189118 B CN 108189118B CN 201711489185 A CN201711489185 A CN 201711489185A CN 108189118 B CN108189118 B CN 108189118B
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- clamping block
- lower clamping
- feeding device
- cutting machine
- clamp
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/04—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of grippers
- B23Q7/043—Construction of the grippers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Sawing (AREA)
Abstract
The invention relates to the field of machine tools, in particular to a feeding device of a cutting machine and the cutting machine, which are suitable for being close to and far away from a material cutting clamp of the cutting machine and comprise an upper clamping block and a lower clamping block; when the feeding device is in a feeding state, the upper clamping block moves downwards, the lower clamping block moves upwards, and the upper clamping block and the lower clamping block are matched to clamp materials; when the feeding device is in a retreating material taking state, the upper clamping block moves upwards, the lower clamping block moves downwards, and the upper clamping block and the lower clamping block are far away from the material. According to the feeding device of the cutting machine, when the feeding device is in a retreating material taking state, namely moves backwards to clamp a new section of material, the upper clamping block moves upwards, the lower clamping block moves downwards, the upper clamping block and the lower clamping block are far away from the surface of the material, the upper clamping block and the lower clamping block cannot generate sliding friction with the material, the surface of the material cannot be scratched, and the quality and the attractiveness of a cut finished product are improved.
Description
Technical Field
The invention relates to the field of machine tools, in particular to a feeding device of a cutting machine and the cutting machine.
Background
Currently, the machinery industry uses cutting machines to cut materials to mass produce materials of a specific length.
In order to achieve the purpose of continuous cutting, the cutting machine is provided with a feeding device, which generally comprises a feeding clamp for clamping the material to continuously convey the material to the cutting position. However, the prior art cutting machine has the following problems: the feeding clamp is used for clamping materials and conveying the materials to a cutting position forwards, and needs to move backwards and clamp another position of the materials so as to clamp a new section of materials.
For this reason, improvements are required to address the above problems.
Disclosure of Invention
Technical problem to be solved
In order to solve the above problems in the prior art, the present invention provides a feeding device of a cutting machine, which does not scratch the surface of a material in the process of moving backwards to clamp a new section of material; still provide a cutting machine that is provided with this kind of material feeding unit.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that:
the invention provides a feeding device of a cutting machine, which is suitable for being close to and far away from a material cutting clamp of the cutting machine and comprises an upper clamping block and a lower clamping block; when the feeding device is in a feeding state, the upper clamping block moves downwards, the lower clamping block moves upwards, and the upper clamping block and the lower clamping block are matched to clamp materials; when the feeding device is in a retreating material taking state, the upper clamping block moves upwards, the lower clamping block moves downwards, and the upper clamping block and the lower clamping block are far away from the material.
Further, the upper clamping block and the lower clamping block are arranged on a movable support, and the movable support is suitable for being close to and far away from the material cutting clamp; the feeding device further comprises a driving mechanism, and the driving mechanism is suitable for driving the upper clamping block and the lower clamping block to clamp or open relatively.
Further, the driving mechanism is a telescopic cylinder.
Furthermore, the feeding device of the cutting machine further comprises a sliding rail, the sliding rail is arranged on the cutting machine, and the movable support is connected to the sliding rail in a sliding mode to be close to and far away from the material cutting clamp.
Further, a material supporting bracket for supporting materials is arranged on the movable bracket; the material supporting bracket comprises a bracket body and a roller sleeved on the bracket body.
Furthermore, the clamping opening of the lower clamping block is V-shaped or inverted trapezoid, and the upper clamping block covers the upper part of the clamping opening of the lower clamping block.
Furthermore, an adjusting block capable of moving up and down is arranged in the V-shaped or inverted trapezoidal clamping opening of the lower clamping block, and an up-and-down adjusting mechanism is arranged between the lower clamping block and the adjusting block.
Furthermore, the up-and-down adjusting mechanism comprises a screw and nut mechanism, the fixed end of the screw and nut mechanism is connected with the lower clamping block, and the movable end of the screw and nut mechanism is connected with the adjusting block.
The invention also provides a cutting machine which comprises the feeding device and a material cutting clamp, wherein the material cutting clamp comprises a cutting opening for materials to enter, and the material cutting clamp is provided with a baffle capable of plugging the cutting opening and removing the plugging.
Furthermore, a groove body perpendicular to the material conveying direction is arranged in the middle of the material cutting clamp, and the baffle is arranged in the groove body in a sliding mode; the blanking clamp and be provided with the drive between the baffle actuating mechanism of baffle motion, baffle actuating mechanism's stiff end with the blanking clamp is connected, baffle actuating mechanism's expansion end with the baffle is connected.
(III) advantageous effects
The invention has the beneficial effects that: compared with the prior art, the feeding device of the cutting machine disclosed by the invention has the advantages that when the feeding device is in a retreating material taking state, namely moves backwards to clamp a new section of material, the upper clamping block moves upwards, the lower clamping block moves downwards, so that the upper clamping block and the lower clamping block are far away from the surface of the material, the upper clamping block and the lower clamping block cannot generate sliding friction with the material, the surface of the material cannot be scratched, and the quality and the attractiveness of a cut finished product are improved.
Drawings
FIG. 1 is a schematic view of the feeding device of the present invention installed in a cutting machine;
FIG. 2 is a schematic structural view of a feeding device;
FIG. 3 is a schematic diagram of a first connection relationship of the upper clamping block, the lower clamping block and the movable support;
FIG. 4 is a schematic diagram of a second connection relationship of the upper clamping block, the lower clamping block and the movable support;
FIG. 5 is a schematic diagram of a third connection relationship of the upper clamping block, the lower clamping block and the movable bracket;
FIG. 6 is a schematic diagram of a fourth relationship of the upper clamping block, the lower clamping block and the movable bracket;
FIG. 7 is a schematic diagram of a fifth connection relationship of the upper clamping block, the lower clamping block and the movable support;
FIG. 8 is a schematic diagram of the connection relationship between the lower clamping block and the adjusting block;
fig. 9 is a schematic structural view of the blanking clamp provided with a baffle.
[ description of reference ]
1-a feeding device, 11-an upper clamping block, 12-a lower clamping block, 13-a movable support, 14-a first driving mechanism, 15-a second driving mechanism, 16-a material supporting support, 161-a support body, 162-a roller, 121-an adjusting block, 122-a screw and nut mechanism and 123-a clamping opening;
2-material cutting clamp, 21-cutting opening, 22-baffle, 23-tank body and 24-baffle driving mechanism;
3-a slide rail;
4-a bracket;
5-sliding driving mechanism.
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.
The directional indication (such as forward, backward, etc.) used in the present invention is used to explain the relative positional relationship between the respective components, the movement, etc. in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly. Specifically, the material feeding direction is forward, and correspondingly, the direction opposite to the forward direction is backward.
Feeding device
The invention provides a feeding device of a cutting machine, which is suitable for being close to and far away from a material cutting clamp 2 of the cutting machine. As shown in fig. 1 to 8, it includes an upper clamp block 11 and a lower clamp block 12; when the feeding device 1 is in a feeding state, the upper clamping block 11 moves downwards, the lower clamping block 12 moves upwards, and the upper clamping block 11 and the lower clamping block 12 are matched to clamp materials; when the feeding device 1 is in a retreating material taking state, the upper clamping block 11 moves upwards, the lower clamping block 12 moves downwards, and the upper clamping block 11 and the lower clamping block 12 are far away from the material.
Based on the structure, when the feeding device of the cutting machine is in a feeding state, the upper clamping block 11 moves downwards, and the lower clamping block 12 moves upwards, so that the upper clamping block 11 and the lower clamping block 12 are matched to clamp and convey materials like a feeding clamp in the prior art. When the material taking state is backed, the upper clamping block 11 moves upwards, the lower clamping block 12 moves downwards, the upper clamping block 11 and the lower clamping block 12 are far away from the surface of the material, the upper clamping block 11 and the lower clamping block 12 cannot generate sliding friction with the material, the surface of the material cannot be scraped, and the quality and the attractiveness of cut finished products are improved.
In the embodiment, the upper clamping block 11 and the lower clamping block 12 are arranged on a movable bracket 13, the movable bracket 13 is suitable for approaching to and departing from the material cutting clamp 2, and after the upper clamping block 11 and the lower clamping block 12 are matched to clamp an object, the movable bracket 13 moves forwards to convey the material; when a section of material is cut, the upper clamping block 11 moves upwards, the lower clamping block 12 moves downwards, and the movable support 13 moves backwards to clamp a new section of material.
In order to enable the upper and lower clamping blocks 11, 12 to move up and down, the feeding device 1 further comprises a first drive mechanism 14 and a second drive mechanism 15.
Fig. 3 shows a first connection relationship of the upper clamping block 11, the lower clamping block 12 and the movable bracket 13. The first driving mechanism 14 is arranged between the upper clamping block 11 and the movable bracket 13 to drive the upper clamping block 11 to move up and down, and the second driving mechanism 15 is arranged between the lower clamping block 12 and the movable bracket 13 to drive the lower clamping block 12 to move up and down.
Fig. 4 shows a second connection relationship of the upper clamping block 11, the lower clamping block 12 and the movable bracket 13. The first driving mechanism 14 is arranged between the upper clamping block 11 and the movable bracket 13 to drive the upper clamping block 11 to move up and down, and the second driving mechanism 15 is arranged between the upper clamping block 11 and the lower clamping block 12 to drive the lower clamping block 12 to move up and down.
Fig. 5 shows a third connection relationship of the upper clamping block 11, the lower clamping block 12 and the movable bracket 13. The second driving mechanism 15 is arranged between the lower clamping block 12 and the movable bracket 13 to drive the lower clamping block 12 to move up and down, and the first driving mechanism 14 is arranged between the lower clamping block 12 and the upper clamping block 11 to drive the upper clamping block 11 to move up and down. Fig. 5 is a schematic diagram of a connection relationship between the upper clamping block 11, the lower clamping block 12 and the movable bracket 13 in the feeding device of fig. 2.
Fig. 6 shows a fourth connection relationship of the upper clamping block 11, the lower clamping block 12 and the movable bracket 13. The second driving mechanism 15 is arranged between the lower clamping block 12 and the movable support 13 to drive the lower clamping block 12 to move up and down, the first driving mechanism 14 is arranged between the upper clamping block 11 and the movable support 13, and part of the first driving mechanism 14 penetrates through the lower clamping block 12. When the first driving mechanism 14 and the second driving mechanism 15 both adopt telescopic cylinders, only one telescopic cylinder can be arranged between the lower clamping block 12 and the movable support 13, two telescopic cylinders are arranged between the upper clamping block 11 and the movable support 13, telescopic rods of the two telescopic cylinders penetrate through the lower clamping block 12, and telescopic rods of the two telescopic cylinders guide the movement of the lower clamping block 12; compared with the three connection relations, the connection relation can reduce one telescopic cylinder and reduce the equipment cost.
Fig. 7 shows a fifth connection relationship of the upper clamping block 11, the lower clamping block 12 and the movable bracket 13. When the first driving mechanism 14 and the second driving mechanism 15 both adopt telescopic cylinders, only one telescopic cylinder may be arranged between the lower clamping block 12 and the movable support 13, only one telescopic cylinder may be arranged between the upper clamping block 11 and the movable support 13, and a guide rod penetrating through the upper clamping block 11 and the lower clamping block 12 is arranged on the movable support 13, so that the movement of the upper clamping block 11 and the lower clamping block 12 is guided by the guide rod, and in this connection, the number of the telescopic cylinders is two, thereby further reducing the equipment cost.
The five connection relationships fall into the protection scope of the invention. Of course, other similar structures than the above-described exemplary structures are also within the scope of the present invention as long as the upper and lower blocks 11 and 12 can be moved closer to and away from each other.
Preferably, the first driving mechanism 14 and the second driving mechanism 15 are air cylinders, and besides using air cylinders as power sources, other hydraulic cylinders such as hydraulic cylinders, etc. or linear motors, rack and pinion pairs, etc. may be adopted as long as they can drive the upper clamping block 11 and the lower clamping block 12 to move up and down, and at the same time, they can achieve the relative clamping and opening of the upper clamping block 11 and the lower clamping block 12, and achieve similar replacement of clamping materials and separating from the surface of the materials, which falls within the protection scope of the present invention.
In this embodiment, as shown in fig. 1, the feeding device of the cutting machine further comprises a slide rail 3, the slide rail 3 is disposed on the cutting machine, and the movable bracket 13 is slidably connected to the slide rail 3 to be close to and far from the material cutting clamp 2. The sliding driving mechanism 5 is arranged between the material cutting clamp 2 and the movable support 13, and the material cutting clamp 2 is fixedly arranged on the workbench of the cutting machine, so the sliding driving mechanism 5 can also be arranged between the workbench and the movable support. Preferably, the sliding driving mechanism 5 can be a cylinder, a hydraulic cylinder linear motor, a rack and pinion, a screw nut pair, etc., as long as the movable bracket 13 can be driven to move relative to the material cutting clamp 2, and similar alternatives fall within the protection scope of the present invention.
In this embodiment, a material holding bracket 16 for holding a material is provided on the movable bracket 13. In general, even if the lower clamp block 12 moves downward and no longer holds the material, one end of the material is held by the material cutting clamp 2, and the other end is held by the bracket 4 as shown in fig. 1, so that the material does not fall down during the backward movement of the feeding device 1. However, when the material is long, the middle part of the material may be recessed under the action of gravity, and after the middle part of the material is recessed, the lower clamping block 12 still has the possibility of contacting with the material, that is, the material may be scraped. Therefore, in the technical scheme, as shown in fig. 2, the material supporting bracket 16 is additionally arranged on the movable frame, so that the lower clamping block 12 is ensured not to be contacted with the material in the backward movement process of the feeding device 1. In the process of backward movement of the feeding device 1, the material supporting bracket 16 is in contact with the material, and the upper clamping block 11 and the lower clamping block 12 are not in contact with the material. Meanwhile, in order to ensure that the material supporting bracket 16 does not scratch materials, the material supporting bracket 16 comprises a bracket body 161 and a roller 162 sleeved on the bracket body 161, the bracket body 161 is designed into a shape similar to the clamping opening 123, the material supporting bracket 16 is contacted with the materials through the roller 162, and sliding friction is converted into rolling friction between the roller 162 and the bracket body 161, so that the sliding friction between the roller 162 and the materials is reduced as little as possible, and the possibility of scratching the materials is reduced. Of course, it is further preferable that a soft protective layer is disposed on the surface of the roller 162 to ensure that the material is not scratched by the roller 162.
In this embodiment, as shown in fig. 8, the shape of the clamping opening 123 of the lower clamping block 12 is a V-shape or an inverted trapezoid, the upper clamping block 11 covers the upper side of the clamping opening 123 of the lower clamping block 12, and the material can be more easily fixed and prevented from moving laterally by using the V-shape or the inverted trapezoid-shaped clamping opening 123. Preferably, an adjusting block 121 capable of moving up and down is arranged in the V-shaped or inverted trapezoidal clamping opening 123 of the lower clamping block 12, and an up-down adjusting mechanism is arranged between the lower clamping block 12 and the adjusting block 121. Therefore, when facing materials with different cross section sizes, the up-down position of the adjusting block 121 can be adjusted, so that the materials are clamped between the upper clamping block 11 and the adjusting block 121, and the materials are prevented from moving transversely. Further preferably, the up-down adjusting mechanism comprises a screw-nut mechanism 122, a fixed end of the screw-nut mechanism 122 is connected with the lower clamping block 12, and a movable end of the screw-nut mechanism 122 is connected with the adjusting block 121. The up-down position of the adjusting block 121 is adjusted by turning the nut.
Cutting machine
In this embodiment, as shown in fig. 1, the cutting machine provided by the present invention includes the feeding device 1 and further includes a material cutting clip 2, and other structures of the cutting machine are similar to those of the cutting machine in the prior art, please refer to the cutting machine in the prior art, and therefore, the details of the cutting machine are not described in this application. As shown in fig. 9, the clip 2 includes a cut 21 into which the material enters, and the clip 2 is provided with a stopper 22 capable of blocking and unblocking the cut 21. In some cases, multiple pieces of material are cut stacked together and aligned prior to cutting in order to cut the pieces to the same length. For this purpose, a baffle 22 is provided in this embodiment at the cutting opening 21, which baffle 22 can align the individual pieces of material. Preferably, a groove body 23 perpendicular to the material conveying direction is arranged in the middle of the material cutting clamp 2, and the baffle plate 22 is slidably arranged in the groove body 23; a baffle plate driving mechanism 24 for driving the baffle plate 22 to move is arranged between the blanking clamp 2 and the baffle plate 22, the fixed end of the baffle plate driving mechanism 24 is connected with the blanking clamp 2, and the movable end of the baffle plate driving mechanism 24 is connected with the baffle plate 22. The baffle driving mechanism 24 preferably adopts an air cylinder, the cylinder body of the air cylinder is connected with the baffle 22, the piston rod of the air cylinder is connected with the material cutting clamp 2, when the air cylinder contracts, the baffle 22 blocks the cutting opening 21, each material abuts against the baffle 22, and each material is aligned; after the materials are aligned, the air cylinder extends, the baffle plate 22 is unblocked, the feeding device 1 forwards the materials, and the cutting machine cuts the materials after the materials are sent to a preset position.
The features of the above-described embodiments and embodiments may be combined with each other without conflict.
It should be understood that the above description of specific embodiments of the present invention is only for the purpose of illustrating the technical lines and features of the present invention, and is intended to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, but the present invention is not limited to the above specific embodiments. It is intended that all such changes and modifications as fall within the scope of the appended claims be embraced therein.
Claims (9)
1. The utility model provides a material feeding unit of cutting machine, its is suitable for being close to and keep away from the blank holder of cutting machine which characterized in that: comprises an upper clamping block and a lower clamping block;
when the feeding device is in a feeding state, the upper clamping block moves downwards, the lower clamping block moves upwards, and the upper clamping block and the lower clamping block are matched to clamp materials;
when the feeding device is in a retreating material taking state, the upper clamping block moves upwards, the lower clamping block moves downwards, and the upper clamping block and the lower clamping block are far away from the material;
the feeding device also comprises a driving mechanism, the driving mechanism is suitable for driving the upper clamping block to move downwards and the lower clamping block to move upwards, or driving the upper clamping block to move upwards and the lower clamping block to move downwards, and the clamping opening of the lower clamping block is V-shaped or inverted trapezoidal;
the upper clamping block and the lower clamping block are arranged on a movable support, and a material supporting support for supporting materials is arranged on the movable support; the material supporting bracket comprises a bracket body and a roller sleeved on the bracket body.
2. The feeding device of a cutting machine according to claim 1, characterized in that: the movable support is suitable for being close to and far away from the material cutting clamp.
3. The feeding device of a cutting machine according to claim 2, characterized in that: the driving mechanism is a telescopic cylinder.
4. The feeding device of a cutting machine according to claim 2, characterized in that: the feeding device of the cutting machine further comprises a sliding rail, the sliding rail is arranged on the cutting machine, and the movable support is connected to the sliding rail in a sliding mode so as to be close to and far away from the material cutting clamp.
5. The feeding device of a cutting machine according to claim 1, characterized in that: the upper clamping block covers the upper part of the clamping opening of the lower clamping block.
6. The feeding device of a cutting machine according to claim 5, characterized in that: an adjusting block capable of moving up and down is arranged in the V-shaped or inverted trapezoidal clamping opening of the lower clamping block, and an up-down adjusting mechanism is arranged between the lower clamping block and the adjusting block.
7. The feeding device of a cutting machine according to claim 6, characterized in that: the upper and lower adjusting mechanism comprises a screw and nut mechanism, the fixed end of the screw and nut mechanism is connected with the lower clamping block, and the movable end of the screw and nut mechanism is connected with the adjusting block.
8. A cutting machine is characterized in that: the feeding device comprises the feeding device as claimed in any one of claims 1 to 7, and further comprises a material cutting clamp, wherein the material cutting clamp comprises a cutting opening for materials to enter, and the material cutting clamp is provided with a baffle capable of blocking the cutting opening and unblocking.
9. The cutting machine according to claim 8, characterized in that: the middle part of the material cutting clamp is provided with a groove body perpendicular to the material conveying direction, and the baffle is arranged in the groove body in a sliding manner;
the blanking clamp and be provided with the drive between the baffle actuating mechanism of baffle motion, baffle actuating mechanism's stiff end with the blanking clamp is connected, baffle actuating mechanism's expansion end with the baffle is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711489185.7A CN108189118B (en) | 2017-12-30 | 2017-12-30 | Feeding device of cutting machine and cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711489185.7A CN108189118B (en) | 2017-12-30 | 2017-12-30 | Feeding device of cutting machine and cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108189118A CN108189118A (en) | 2018-06-22 |
| CN108189118B true CN108189118B (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711489185.7A Active CN108189118B (en) | 2017-12-30 | 2017-12-30 | Feeding device of cutting machine and cutting machine |
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| CN (1) | CN108189118B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128348B (en) * | 2018-09-14 | 2024-01-12 | 佛山锋顺机械科技有限公司 | Double-floating feeding clamp |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100960353B1 (en) * | 2008-04-16 | 2010-05-28 | (주)파브텍 | Automatic cutting device for pipe |
| DE102013001778A1 (en) * | 2013-01-31 | 2014-07-31 | Heidelberger Druckmaschinen Ag | Monitoring method for collision avoidance of a punching machine with brake brush |
| CN104128951A (en) * | 2013-05-03 | 2014-11-05 | 昆山泰士特信息技术有限公司 | Novel paper cutter |
| CN103934859B (en) * | 2014-04-30 | 2016-01-06 | 鲁吉志 | Auxiliary material progressive die punching method and device |
| CN204221856U (en) * | 2014-11-21 | 2015-03-25 | 南京伟熙光电科技发展有限公司 | A kind of FRP pole stock fixed-length cutting machine |
| CN205165612U (en) * | 2015-10-15 | 2016-04-20 | 黄石优利福自动化装备有限责任公司 | Circular tube fixture |
| CN205817957U (en) * | 2016-07-18 | 2016-12-21 | 嘉兴御创电力科技有限公司 | A kind of bar stock cutting device |
| CN206445851U (en) * | 2017-01-25 | 2017-08-29 | 天津市双丰保温材料有限公司 | A kind of outer protection tube cutting equipment |
| CN206677305U (en) * | 2017-03-23 | 2017-11-28 | 天津鹰格尔液压缸有限公司 | A kind of clamping alignment means of solid materials in the tube cutting band sawing machine |
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2017
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| CN108189118A (en) | 2018-06-22 |
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