CN210819895U - Device for cutting out circular shape - Google Patents
Device for cutting out circular shape Download PDFInfo
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- CN210819895U CN210819895U CN201921790816.3U CN201921790816U CN210819895U CN 210819895 U CN210819895 U CN 210819895U CN 201921790816 U CN201921790816 U CN 201921790816U CN 210819895 U CN210819895 U CN 210819895U
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Abstract
The utility model relates to the technical field of cutting equipment, and provides a device for cutting a round shape, which comprises a supporting frame, a pressing plate and a cutting mechanism; the pressing plate and the cutting mechanism are respectively connected to the upper end and the lower end of the support frame, and the pressing plate is used for pressing and fixing a product to be cut; the cutting mechanism comprises a cutting driving part, a scale support and a cutting tool, the cutting driving part is connected with the scale support and drives the scale support to rotate and lift relative to the pressing plate, the cutting tool is connected with the scale support, and the cutting tool reaches the vertical distance of the cutting driving part for cutting a radius. The utility model provides a be used for tailorring circular shape device for circular tailorring improves circular accuracy and the operational safety of tailorring, and simple structure, easy and simple to handle.
Description
Technical Field
The utility model relates to a tailor equipment technical field, especially relate to a be used for tailorring circular shape device.
Background
Spacecraft thermal control techniques are used to ensure that various instrument devices are within an allowable temperature range in a complex environment. The heat control measures of the spacecraft mainly include surface treatment (polishing, gold plating or paint spraying), coating of multiple layers of heat insulation materials, use of heat control shutters, heat pipes, electric heaters and the like. With the development of spacecraft technology, the demand and technical requirements for the thermal control multilayer are increasing, and the production efficiency and capacity of the thermal control multilayer are challenged.
In the process of manufacturing the thermal control multilayer of the spacecraft, when a round shape is cut, round equipment with similar radius needs to be temporarily found to draw a circle and cut, the cutting is very inaccurate, and the efficiency is low.
In the prior art, a tool used for the spacecraft thermal control multilayer cutting is a wallpaper cutter, the cutting is round, fragments are easy to generate, the cutter is easy to deviate out to scratch hands, and the spacecraft thermal control multilayer cutting is very unsafe. Due to quality considerations, the circle to be cut is drawn accurately according to the radius; for safety reasons and at the same time to increase efficiency, it is necessary to use a special device when cutting round thermally controlled multilayer.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model discloses aim at solving at least that the accuracy that exists among prior art or the correlation technique is poor and tailor the technical problem of inefficiency to circular the tailorring.
(II) technical scheme
In order to solve the technical problem, the utility model provides a device for cutting a round shape, which comprises a supporting frame, a pressing plate and a cutting mechanism;
the pressing plate and the cutting mechanism are respectively connected to the upper end and the lower end of the support frame, and the pressing plate is used for pressing and fixing a product to be cut;
the cutting mechanism comprises a cutting driving component, a scale bracket and a cutting knife,
the cutting driving part is connected with the scale support and drives the scale support to rotate and lift relative to the pressure plate,
the cutting tool is connected to the scale support, and the vertical distance from the cutting tool to the cutting driving part is the cutting radius.
In some technical solutions, the cutting driving part includes a rotary lifting component and an elastic component, a first end of the elastic component is connected to a lower end of the rotary lifting component, and a second end of the elastic component is connected to the scale support.
In some technical solutions, the rotating lifting assembly includes a screw rod and a nut, the nut is fixed to the support frame, and the screw rod penetrates through the nut.
In some technical schemes, the upper end of the screw rod is connected with a rotating handle or a rotating driver.
In some technical solutions, the elastic component includes a telescopic rod and an elastic member, the elastic member is sleeved with the telescopic rod, and the telescopic rod is connected to the rotary lifting component.
In some technical schemes, the second end of elastic component is connected with the fixing base, fixing base can dismantle fixed connection the scale support.
In some technical solutions, the fixing base includes a base body, a first positioning member and a second positioning member, the first positioning member and the second positioning member are both connected to the base body, and the first positioning member and the second positioning member are respectively fixed to two opposite side surfaces of the scale support.
In some technical solutions, the scale support is provided with a sliding groove, the sliding groove is formed along the length direction of the scale support, the seat body is of a C-shaped structure, and the open end of the seat body is connected with the second end of the elastic component and the sliding groove.
In some technical schemes, the cutting scissors tool is circular, the cutting scissors tool is rotatably connected to the end part of the scale support, and one side of the cutting scissors tool, which is far away from the scale support, is limited through a limit pin.
In some technical solutions, the cutting mechanism is connected to the center of the support frame in the horizontal direction.
(III) advantageous effects
Compared with the prior art, the utility model has the advantages of it is following:
through the combined structure of the supporting frame, the cutting mechanism and the pressing plate, a special device for circular cutting is provided, and the cutting accuracy is ensured; concretely, the cutting mechanism improves the accuracy and the operational safety of circular cutting by lifting and rotating, and has simple structure and simple and convenient operation.
The cutting device is suitable for cutting and manufacturing the spacecraft thermal control multilayer, solves the problems of quality, safety and efficiency of cutting a round shape in the manufacturing process of the spacecraft thermal control multilayer, and avoids the generation of scraps and the scratching of hands by deviating tracks in the cutting process of the round shape by using a wallpaper cutter.
Drawings
Fig. 1 is a schematic front view of a preferred embodiment of the device for cutting circles of the present invention;
FIG. 2 is a schematic right-side view of the FIG. 1 embodiment of the apparatus for cutting circles according to the present invention;
FIG. 3 is a schematic view of a screw and a structure of the device for cutting out a circular shape according to the present invention;
FIG. 4 is an enlarged schematic view of the scale support connection of the embodiment of FIG. 1 of the device for cutting circles of the present invention;
FIG. 5 is an enlarged schematic view of the cutting tool attachment of the embodiment of FIG. 1 of the device for cutting circles of the present invention;
fig. 6 is a schematic view of the connection structure between the supporting frame and the bottom plate of the device for cutting circles of the present invention shown in fig. 1;
in the figure, 1, a pressure plate; 2. a support frame; 201. connecting holes; 3. a screw rod; 4. rotating the handle; 5. a nut; 6. a spring; 7. a scale; 8. a connecting shaft; 801. a spacing pin; 9. a cutting tool; 10. a scale support; 11. a fixed seat; 1101. a seat body; 1102. positioning the bolt; 1103. positioning pins; 12. a telescopic rod.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Combine fig. 1-6 to show, the utility model provides a preferred embodiment for cutting out circular shape device, including support frame 2, clamp plate 1 and cutting mechanism, support frame 2 is used for connecting clamp plate 1 and cutting mechanism, and clamp plate 1 is used for pressing firmly to wait to cut the product, and cutting mechanism locates to wait to cut the top of cutting the product, and cutting mechanism is used for providing the effort of tailorring to waiting to cut the product.
Specifically, the cutting mechanism comprises a cutting driving part, a scale support 10 and a cutting cutter 9, the cutting driving part is connected with the scale support 10 and drives the scale support 10 to rotate and lift relative to the pressing plate 1, and the cutting driving part is used for providing rotating and lifting acting force. Cut out cutter 9 and connect in scale support 10, cut out cutter 9 and for cutting out the radius to the perpendicular distance of cutting out drive disk assembly, be equipped with scale 7 on the scale support 10, scale 7 is used for instructing and cuts out the radius, cuts out drive disk assembly drive scale support 10 and goes up and down and rotate, cuts out cutter 9 and scale support 10 synchronous lifting and rotation, cuts out cutter 9 and rotates the completion circular cutting out on waiting to cut out the product.
And, clamp plate 1 and cutting mechanism connect respectively in the upper and lower both ends of support frame 2, and behind clamp plate 1 was located the surface of waiting to cut the product, cutting mechanism dropped to the high position of waiting to cut the product, and the drive assembly drive of cutting is cut cutting knife utensil 9 and is rotated and cut, cuts the back of accomplishing, and cutting mechanism rises to safe position to the staff takes out the product of cutting the completion, reduces cutting knife utensil 9 and to the interference of staff, improves the operational safety nature.
The embodiment provides a device of circular tailorring is exclusively used in, improves and tailors the accuracy, is applicable to the circular tailorring of multiple material, is particularly useful for the preparation of tailorring of spacecraft thermal control multilayer, solves the problem of the quality of tailorring circular shape, safety and the efficiency that exist in the preparation process of spacecraft thermal control multilayer, avoids using wallpaper cutter to tailor circular in-process and produces piece and scratch the hand off tracking.
Further, in an embodiment, as shown in fig. 1-3, the cutting driving component includes a rotary lifting assembly, the rotary lifting assembly includes a screw rod 3 and a nut 5, the nut 5 is fixed on the support frame 2, the screw rod 3 penetrates through the nut 5, the rotary screw rod 3 can rotate and lift at the same time, and the cutting driving component has a simple structure and is low in cost.
Specifically, the upper end of the screw rod 3 is connected with a rotating handle 4 or a rotating driver, the screw rod 3 is manually driven through the rotating handle 4 to rotate and lift, or the screw rod 3 is automatically driven through the rotating driver, and the rotating driver is a servo motor, a hydraulic motor and the like. And selecting a driving mode of the screw rod 3 according to the magnitude of the driving external force required by cutting.
In addition, the rotary lifting assembly can also be in a combined structure of a rotary motor and a linear motor, a combined structure of the rotary motor and a telescopic cylinder, a threaded connection structure and the like. One end of the rotary lifting component is connected to the support frame 2, and the other end of the rotary lifting component is connected to the scale support 10.
Furthermore, in order to adapt the device to products to be cut with different thicknesses, in one embodiment, the cutting driving part further comprises an elastic component, a first end of the elastic component is connected below the screw rod 3 (wherein, the first end of the elastic component can be connected below the rotary lifting component in any structure form), and a second end of the elastic component is connected with the scale support 10. Scale support 10 and rotation are connected through elastic component between the lifting unit, and elastic component's resilience force is as the effort of tailorring of sanction cutter 9, and sanction cutter 9 is to waiting to tailor the effort that the product was applyed, realizes through the compression degree that adjusts elastic component, tailors cutter 9 and can relax and tailor down the multilayer and wait to tailor the product, can also tailor the product of cutting of waiting to tailor of different thickness, and the regulation mode is simple and convenient, simple structure.
Preferably, the elastic component comprises a telescopic rod 12 and an elastic part, the elastic part is sleeved on the telescopic rod 12, the telescopic rod 12 is connected to the screw rod 3, the elastic part provides resilience force, and the telescopic rod 12 serves as a connecting part and plays a role in guiding. The telescopic rod 12 can be of a sleeve structure, and the elastic part can be a spring 6, an elastic air bag and the like, such as a high-modulus spring.
The above-mentioned embodiment that provides the product of waiting to tailor of different thickness is different according to the demand that the product was cut out to wait, and the radius of cutting out of different products of waiting to tailor is different.
In order to adjust the cutting radius conveniently and be suitable for cutting circles with different sizes, when the position of the cutting cutter 9 is fixed, the relative position of the scale support 10 and the cutting driving part can be adjusted; alternatively, the cutting blade 9 is slidably attached to the scale support 10 to adjust the relative position of the cutting blade 9 and the scale support 10.
In one embodiment, as shown in fig. 1, 2 and 4, the cutting scissors 9 is fixedly connected to the end of the scale support 10, the second end of the elastic component is connected to the fixing seat 11, and the fixing seat 11 is detachably and fixedly connected to the scale support 10 so as to adjust the relative position of the scale support 10 and the cutting driving component, and thus adjust the cutting radius.
Specifically, the fixing seat 11 includes a seat body 1101, a first positioning member and a second positioning member, the seat body 1101 connects the scale support 10 and the telescopic rod 12, the first positioning member and the second positioning member are both connected to the seat body 1101, and the first positioning member and the second positioning member are respectively fixed to two opposite side surfaces of the scale support 10.
The first positioning piece is a positioning bolt 1102, the second positioning piece is a positioning pin 1103 or a bolt, and the positioning bolt 1102 and the positioning pin 1103 (or the bolt) are respectively used for fixing the front side and the rear side of the scale support 10, so that the cutting radius can be adjusted, and the scale support 10 can be guaranteed not to deform in the cutting process. Wherein, positioning bolt 1102 and locating pin 1103 respectively set up two, improve connection stability. In addition, the second positioning member may be used to fix the lower surface of the scale support 10, and a bolt structure is adopted.
The scale support 10 is provided with a sliding groove, the sliding groove is formed along the length direction of the scale support 10, and one side edge of the seat body 1101 penetrates through the sliding groove and is positioned in the sliding groove, so that the seat body 1101 is positioned conveniently. Specifically, the seat body 1101 is a C-shaped structure, the open end of the seat body 1101 is connected with the second end (the telescopic rod 12) of the elastic component and the sliding groove, and the connecting mode of the telescopic rod 12 and the sliding groove is simple and convenient.
Or, the fixing seat 11 can be fixed by bolts, and a plurality of threaded holes are formed in the scale support 10 at equal intervals, so that the fixing seat 11 is connected to different positions of the scale support 10 to adjust the radius.
In one embodiment, as shown in fig. 1 and 5, the cutting tool 9 is circular, the cutting tool 9 is rotatably connected to the end of the scale support 10, the scale support 10 is parallel to the product to be cut, and the cutting tool 9 is rolled and cut more flexibly, so that the problem of jamming in the cutting process is solved. The tip of scale support 10 is equipped with connecting axle 8, is equipped with the bearing on the connecting axle 8, cuts out cutter 9 and connects in scale support 10 through connecting axle 8 and bearing, cuts out cutter 9 and rotates more nimble. Wherein, the cutting tool 9 is made of 304 stainless steel materials, and the cutting edge is sharp.
One side of the cutting knife 9, which is far away from the scale support 10, is limited through the limiting pin 801, the limiting pin 801 is connected to the end part, which is far away from the scale support 10, of the connecting shaft 8, and the limiting pin 801 plays a role in axial limiting for the bearing and the cutting knife 9, so that the cutting knife 9 is prevented from sliding out of the scale support 10. Wherein, the bearing can be a ball bearing.
Referring to fig. 1 and 6, the cutting mechanism is connected to the center of the support frame 2 in the horizontal direction, so as to ensure balanced stress and maintain the support stability of the support frame 2. Specifically, the top of the support frame 2 is provided with a beam frame penetrating through the center of the support frame in the horizontal direction or a plate covering the center of the support frame in the horizontal direction, and the cutting mechanism is connected to the center of the support frame 2 in the horizontal direction through the beam frame or the plate. The cutting mechanism can be connected to the center of the horizontal plane at any position in the height direction of the support frame 2, and is not limited to the top center.
The support frame 2 can be selected according to actual needs in various structural forms such as a cuboid frame, a columnar frame and a prismatic frame.
Specifically, the support frame 2 comprises two groups of supports and a cross beam for connecting the two groups of supports, a connecting hole 201 is formed in the cross beam, and the screw 5 is fixed at the position of the connecting hole 201.
The both sides of support frame 2 are located for connecting in the panel of support frame 2 bottom to clamp plate 1, clamp plate 1 symmetry, perhaps the annular encloses the bottom surface that covers support frame 2, perhaps distributes at the circumference of support frame 2 equidistant for guarantee to wait to cut the stability of cutting the product, prevent to wait to cut the product slip. The material of the pressure plate 1 can be No. 45 steel material.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
In the description of the present invention, the terms "plurality", and "plural" mean two or more unless otherwise specified.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A device for cutting a circle is characterized by comprising a support frame, a pressing plate and a cutting mechanism;
the pressing plate and the cutting mechanism are respectively connected to the upper end and the lower end of the support frame, and the pressing plate is used for pressing and fixing a product to be cut;
the cutting mechanism comprises a cutting driving component, a scale bracket and a cutting knife,
the cutting driving part is connected with the scale support and drives the scale support to rotate and lift relative to the pressure plate,
the cutting tool is connected to the scale support, and the vertical distance from the cutting tool to the cutting driving part is the cutting radius.
2. The apparatus for cutting a circle according to claim 1, wherein the cutting driving part comprises a rotary elevating member and an elastic member, a first end of the elastic member is connected to a lower end of the rotary elevating member, and a second end of the elastic member is connected to the scale support.
3. The device for cutting a circle according to claim 2, wherein the rotary lifting assembly comprises a screw rod and a nut, the nut is fixed on the support frame, and the screw rod penetrates through the nut.
4. A device for cutting circles as claimed in claim 3, wherein a rotary handle or a rotary drive is connected to the upper end of the screw.
5. The device for cutting out a circle according to claim 2, wherein the elastic assembly comprises an expansion link and an elastic member, the elastic member is sleeved with the expansion link, and the expansion link is connected to the rotary lifting assembly.
6. The device for cutting the circular shape according to claim 2, wherein the second end of the elastic component is connected with a fixed seat, and the fixed seat is detachably and fixedly connected with the scale support.
7. The device for cutting out a circle according to claim 6, wherein the fixed seat comprises a seat body, a first positioning member and a second positioning member, the first positioning member and the second positioning member are both connected to the seat body, and the first positioning member and the second positioning member are respectively fixed to two opposite side surfaces of the scale support.
8. The device for cutting a circle according to claim 7, wherein a sliding groove is formed in the scale support, the sliding groove is formed along the length direction of the scale support, the seat body is of a C-shaped structure, and the open end of the seat body is connected with the second end of the elastic component and the sliding groove.
9. The device for cutting the circular shape according to any one of claims 1 to 8, wherein the cutting scissors tool is circular, the cutting scissors tool is rotatably connected to the end part of the scale support, and one side of the cutting scissors tool away from the scale support is limited by a limit pin.
10. The apparatus for cutting a circle according to any one of claims 1 to 8, wherein the cutting mechanism is attached to a center of the support frame in a horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921790816.3U CN210819895U (en) | 2019-10-22 | 2019-10-22 | Device for cutting out circular shape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921790816.3U CN210819895U (en) | 2019-10-22 | 2019-10-22 | Device for cutting out circular shape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210819895U true CN210819895U (en) | 2020-06-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921790816.3U Active CN210819895U (en) | 2019-10-22 | 2019-10-22 | Device for cutting out circular shape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210819895U (en) |
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2019
- 2019-10-22 CN CN201921790816.3U patent/CN210819895U/en active Active
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