Multi-belt type fixing device for special-shaped workpiece

Abstract

The utility model discloses a multi-belt type fixing device for a special-shaped workpiece, which comprises a working table and a plurality of reference components arranged on the working table, any reference component is provided with a fixing belt, and the plurality of reference components are sequentially connected through the fixing belts and surround the special-shaped workpiece; any fixing belt can be operated to be tightened so as to clamp and fix the special-shaped workpiece. Or, the fixing belt can be operated to be released so as to release the fixation of the special-shaped workpiece; according to the multi-belt type fixing device for the special-shaped workpieces, the standard components are matched with the fixing belts, the special-shaped tools are fixed in a surrounding mode, the fixing belts can be matched with the special-shaped workpieces of different structures, the fixing device can be suitable for the different special-shaped workpieces, independent customization is not needed, and the production cost is effectively reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of machining, and relates to a multi-belt type fixing device for special-shaped workpieces. BACKGROUND

[0002] Special-shaped workpieces refer to customized parts that have significant differences in shape, size or structure from standard parts, which are usually designed and manufactured according to special needs of users or specific nature of engineering projects. The special-shaped workpieces can be asymmetric or complex in shape and usually need to be custom manufactured. When the special-shaped workpieces are manufactured, a fixture needs to be customized according to the shape of the workpiece to fix the workpiece during the machining process. The customized fixture not only increases the cost but also prolongs the processing cycle.

[0003] To solve the above problems, a fixing tool is needed, which can fix special-shaped workpieces of different structures to reduce production cost and shorten processing cycle. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model provides a multi-belt type fixing device for special-shaped workpieces, which fixes the special-shaped tool in a surrounding manner through a plurality of reference components cooperating with fixing belts. The fixing belts can conform to special-shaped workpieces of different structures, so that the fixing device can be applied to different special-shaped workpieces without the need for separate customization, effectively reducing production cost.

[0005] The utility model discloses a multi-belt type fixing device for special-shaped workpieces, which comprises a workbench and reference components installed on the workbench. The reference components are provided in plurality, and any reference component is provided with a fixing belt. The plurality of reference components are connected in sequence through the fixing belts and form a surrounding for the special-shaped workpiece. Any fixing belt can be tightened to clamp and fix the special-shaped workpiece. Alternatively, the fixing belt can be released to release the fixation of the special-shaped workpiece.

[0006] Further, the utility model further comprises a limiting component, which is installed on the workbench in a single degree of freedom sliding manner. The limiting component is arranged on the outer side of the fixing belt, and the limiting component can be operated to slide to tightly fit the surface of the special-shaped workpiece.

[0007] Further, the limiting component is provided in plurality, and at least one limiting component is arranged between any two adjacent reference components.

[0008] Further, the workbench is provided with a plurality of limiting sliding grooves, and the plurality of reference components and limiting components are respectively and one by one correspondingly slidably installed on the plurality of limiting sliding grooves.

[0009] Further, the reference member comprises a reference mounting column and a rotating column, the reference mounting column is slidingly mounted in the corresponding limiting sliding slot, the rotating column is mounted on the mounting column in a manner that can be operated to rotate around its own axis, and the fixing belt is arranged around the rotating column; the rotating column can be operated to rotate to tighten or release the fixing belt.

[0010] Further, the limiting member comprises a pressing column, a pressing mounting rod and a pressing locking piece, the pressing column is slidingly mounted in the corresponding limiting sliding slot through the pressing mounting rod, and the pressing locking piece is mounted on the pressing mounting rod to lock the pressing column.

[0011] Further, the reference member further comprises a reference locking piece, the rotating column is sleeved on the reference mounting column, and the reference locking piece is arranged in the rotating column and connected to the top of the reference mounting column in a threaded connection manner.

[0012] The reference locking piece can be operated to be tightened and lock the rotating column, so as to limit the rotation of the rotating column.

[0013] Alternatively, the reference locking piece can be operated to be loosened and release the rotating column, so as to release the limitation on the rotation of the rotating column.

[0014] Further, the reference mounting column is provided with a connecting clamping groove, the fixing belt has a fixed end and a traction end along the length direction of the fixing belt, the fixed end of the fixing belt is fixedly connected to the rotating column, the traction end of the fixing belt is provided with a connecting plug, and the fixing belt is connected to the reference column of the adjacent reference member in a manner that the connecting plug is inserted and clamped in the connecting clamping groove of the adjacent reference member.

[0015] The beneficial effects of the utility model are as follows:

[0016] The utility model discloses a kind of multi-belt type fixing devices for special-shaped workpieces, by the cooperation of multiple reference members with the tightening fixing belt, in the manner of surrounding, special-shaped tooling is fixed, the setting of limiting member, the surface of the workpiece to be processed is further supported and adhered by fixing belt, so that fixing belt is more conformable with the workpiece to be processed, in addition to the support of limiting member, the fixing effect of the workpiece to be processed is further improved, so that fixed is more reliable.The utility model can be conformable to different structures of special-shaped workpieces, without customizing fixed tooling, effectively reduce production cost, shorten processing cycle. DRAWINGS

[0017] Figure 1 It is top view structural schematic diagram of the utility model;

[0018] Figure 2 It is Figure 1 A-A section view in the figure;

[0019] Figure 3 It is Figure 1 B-B section view in the figure;

[0020] Figure 4 For Figure 1 sectional view at C-C;

[0021] Figure 5 For Figure 1 enlarged view of a portion D. DETAILED DESCRIPTION

[0022] It should be noted that in the description of the present application, the terms "upper", "lower", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. Among them, outwardly means pointing away from the workpiece to be machined, and inwardly means pointing towards the workpiece to be machined.

[0023] As shown in the drawings, the utility model discloses a kind of multi-belt fixing device for special-shaped workpiece, including workbench 1 and the reference member 2 of installation in workbench 1, reference member 2 is provided with multiple, any reference member 2 is provided with fixed band 5, and multiple reference members 2 are sequentially connected by fixed band 5 and form surrounding to special-shaped workpiece;Any fixed band 5 can be operated to tighten, to clamp and fix special-shaped workpiece;Or, fixed band 5 can be operated to release to release the fixation to special-shaped workpiece. As described in the drawings, in the present embodiment, reference member 2 is sequentially arranged along the circumferential direction on the table top of workbench 1, and the fixed band 5 of each reference member 2 is connected to adjacent reference member 2, it should be noted that fixed band 5 is connected in clockwise or counterclockwise direction sequentially, so that multiple reference members 2 form a radial closed annular structure on workbench 1, and special-shaped workpiece is surrounded, and then fixed band 5 is tightened, and then special-shaped workpiece is fixed, fixed band 5 can be made of high-strength material, and can also be made of treated cortex material, to be wear-resistant, fireproof, high tensile strength. Fixed band 5 itself has flexibility, and this flexible fixing mode makes fixed band 5 can conform to special-shaped workpiece of different structures, and then ensure that the present fixing device can be applied to different special-shaped workpieces, without separate customization, effectively reduce production cost.

[0024] In the embodiment, the limiting members 3 are installed on the workbench 1 in a single degree of freedom sliding manner, and are arranged outside the fixing belt 5. The limiting members 3 are slid to tightly fit the fixing belt 5 to the surface of the special-shaped workpiece. The limiting members 3 are arranged in multiple, and at least one limiting member 3 is arranged between any two adjacent reference members 2. The limiting members 3 are arranged to further tightly fit the fixing belt 5 to the surface of the special-shaped workpiece, so that the fixing belt 5 is more conformable to the special-shaped workpiece. The limiting members 3 further improve the fixing effect of the workpiece, and make the fixing more reliable. Between any two adjacent reference members 2, at least one limiting member 3 is arranged, and multiple limiting members 3 can also be arranged. In the embodiment, one limiting member 3 is arranged between any two adjacent reference members 2. In the embodiment, the workbench 1 is provided with multiple limiting sliding grooves 4, and the multiple reference members 2 and limiting members 3 are slid and installed in the multiple limiting sliding grooves 4 one by one. As shown in the figure, the workbench 1 has a table top and supporting legs. The limiting sliding grooves 4 are arranged in a ring array on the table top of the workbench 1. The limiting sliding grooves 4 are open grooves, and each limiting sliding groove 4 is correspondingly provided with a limiting member 3 or a reference member 2. The limiting members 3 and the reference members 2 can slide along the limiting sliding grooves 4, so as to improve the adaptability of the utility model. Meanwhile, the reference members 2 can be slid to be tightly fitted to the surface of the workpiece, so as to further improve the fixing effect. In the embodiment, the reference members 2 and the limiting members 3 are alternately arranged in sequence, and the fixing belt 5 is connected in a counterclockwise direction. In use, the position of the reference member 2 is adjusted, then the fixing belt 5 is pulled to form a surrounding, and then the limiting member 3 is moved to tightly fit the fixing belt 5 to the surface of the special-shaped workpiece. Subsequently, the fixing belt 5 is tightened, and the fixing of the special-shaped workpiece is completed.

[0025] In the embodiment, the reference member 2 comprises a reference mounting column 15, a rotating column 10 and a reference locking member 13. The reference mounting column 15 is slidingly mounted on the corresponding limiting sliding groove 4 by a bolt 16. The rotating column 10 is rotatably mounted on the mounting column. The fixing belt 5 is arranged around the rotating column 10. The bottom surface of the rotating column 10 is concave upward along the axial direction and is sleeved on the reference mounting column 15. The rotating column 10 is rotatably mounted on the reference mounting column 15. The top surface of the rotating column 10 is provided with a handle 14. The rotating column 10 is rotated by rotating the handle 14 to tighten or release the fixing belt 5. The reference locking member 13 in the embodiment is a bolt. The reference locking member 13 is connected to the top of the reference mounting column 15 by the threaded connection after penetrating the rotating column 10 from top to bottom. The reference locking member 13 is tightened to lock the rotating column 10 to limit the rotation of the rotating column 10. Alternatively, the reference locking member 13 is loosened to release the rotating column 10 to release the limitation of the rotation of the rotating column 10. After the reference locking member 13 is tightened, the rotating column 10 is tightly pressed on the reference mounting column 15 and cannot rotate, which ensures that the fixing belt 5 will not be loosened due to the stress of the workpiece during the machining process, and ensures the reliability of the fixation. In the embodiment, the corresponding limiting sliding groove 4 refers to the limiting sliding groove 4 corresponding to the installation of the member. For example, the corresponding limiting sliding groove 4 of the reference member 2 refers to the limiting sliding groove 4 for the installation of the reference member 2. The corresponding limiting sliding groove 4 of the limiting member 3 refers to the limiting sliding groove 4 for the installation of the limiting member 3. This can be understood by those skilled in the art and will not be described here.

[0026] In the embodiment, the reference mounting column 15 is integrally formed with a connecting slot 11. The fixing belt 5 has a fixed end and a pulling end along the length direction. The fixed end of the fixing belt 5 is fixedly connected to the rotating column 10. The pulling end of the fixing belt 5 is provided with a connecting plug 12. The fixing belt 5 is connected to the reference column of the adjacent reference member 2 by inserting the connecting plug 12 into the connecting slot 11 of the adjacent reference member 2. The connecting slot 11 is in the shape of "C" in cross section and penetrates in the axial direction. The pulling end of the fixing belt 5 is fixedly mounted with a cylindrical connecting plug 12. The connecting plug 12 is inserted into the connecting slot 11 from top to bottom after the fixing belt 5 surrounds the workpiece.

[0027] In the embodiment, the limiting member 3 comprises a pressing column 6, a pressing mounting rod 8 and a pressing locking member 7, the pressing column 6 is slidably mounted on the corresponding limiting sliding groove 4 through the pressing mounting rod 8, and the pressing locking member 7 is mounted on the pressing mounting rod 8 for locking the pressing column 6. In the embodiment, the pressing locking member 7 is a butterfly nut, the top of the pressing mounting rod 8 is also provided with external threads, the longitudinal section of the pressing mounting rod 8 is in the shape of "T", the pressing mounting rod 8 passes through the corresponding limiting sliding groove 4 from bottom to top, then the pressing column 6 is inserted on the pressing mounting rod 8 from top to bottom, finally the pressing locking member 7 is screwed in and tightened, thus the locking and fixing of the pressing column 6 on the workbench 1 is realized. The surface of the side of the pressing column 6 in the embodiment, which faces the workpiece to be processed, is also provided with an elastic pad layer 9, so as to increase the friction and improve the fixing effect.

[0028] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application but not limit the present application. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced equivalently without departing from the purpose and scope of the present application, and all of them should be covered in the scope of the claims of the present application.

Claims

1. A multi-belt fixing device for irregularly shaped workpieces, characterized in that: It includes a worktable and reference components mounted on the worktable. Multiple reference components are provided, and each reference component is provided with a fixing strap. The multiple reference components are connected in sequence through the fixing strap and surround the irregular workpiece. Any of the aforementioned retaining straps can be operably tightened to clamp and secure the irregularly shaped workpiece; or, the retaining straps can be operably released to release the fixation of the irregularly shaped workpiece.

2. The multi-belt fixing device for irregularly shaped workpieces according to claim 1, characterized in that: It also includes a limiting member, which is mounted on the worktable in a single-degree-of-freedom sliding manner. The limiting member is located on the outside of the fixing belt and can be slidably operated to press the fixing belt tightly against the surface of the irregular workpiece.

3. The multi-belt fixing device for irregularly shaped workpieces according to claim 2, characterized in that: Multiple limiting components are provided, and at least one limiting component is provided between any two adjacent reference components.

4. The multi-belt fixing device for irregularly shaped workpieces according to claim 3, characterized in that: The workbench is provided with multiple limiting slide grooves, and multiple reference components and limiting components are slidably installed in the multiple limiting slide grooves in a one-to-one correspondence.

5. The multi-belt fixing device for irregularly shaped workpieces according to claim 4, characterized in that: The reference component includes a reference mounting column and a rotating column. The reference mounting column is slidably mounted on the corresponding limiting groove. The rotating column is mounted on the reference mounting column in a manner that allows it to rotate controllably around its own axis. The fixing strap is wound around the rotating column. The rotating column can be rotated to tighten or release the fixing strap.

6. The multi-belt fixing device for irregularly shaped workpieces according to claim 4, characterized in that: The limiting component includes a clamping post, a clamping mounting rod, and a clamping locking member. The clamping post is slidably installed in the corresponding limiting groove via the clamping mounting rod, and the clamping locking member is installed on the clamping mounting rod to lock and limit the clamping post.

7. The multi-belt fixing device for irregularly shaped workpieces according to claim 5, characterized in that: The reference component also includes a reference locking member. The rotating column is sleeved on the reference mounting column, and the reference locking member passes through the rotating column and is connected to the top of the reference mounting column by means of a threaded connection. The reference locking element can be operated to tighten and lock the rotating column to restrict the rotation of the rotating column; Alternatively, the reference locking element can be operated to loosen and release the rotating column, thereby removing the restriction on the rotation of the rotating column.

8. The multi-belt fixing device for irregularly shaped workpieces according to claim 5, characterized in that: The reference mounting column is provided with a connecting slot. The fixing belt has a fixed end and a traction end along its own length. The fixed end of the fixing belt is fixedly connected to the rotating column. The traction end of the fixing belt is provided with a connecting plug. The fixing belt is connected to the reference column of the adjacent reference component by means of the connecting plug being inserted and engaged with the connecting slot of the adjacent reference component.

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