CN113997118B - Portable machining center and working method thereof - Google Patents

Portable machining center and working method thereof Download PDF

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Publication number
CN113997118B
CN113997118B CN202111659073.8A CN202111659073A CN113997118B CN 113997118 B CN113997118 B CN 113997118B CN 202111659073 A CN202111659073 A CN 202111659073A CN 113997118 B CN113997118 B CN 113997118B
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China
Prior art keywords
lubricating
block
groove
extrusion
limiting
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CN202111659073.8A
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CN113997118A (en
Inventor
王辉
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Changzhou Zhuoen Machinery Co ltd
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Changzhou Zhuoen Machinery Co ltd
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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
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/12—Arrangements for cooling or lubricating parts of the machine
    • B23Q11/121—Arrangements for cooling or lubricating parts of the machine with lubricating effect for reducing friction
    • B23Q11/122—Lubricant supply devices
    • 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
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • 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
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/0042—Devices for removing chips
    • B23Q11/005—Devices for removing chips by blowing
    • 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
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)

Abstract

The invention provides a portable machining center and a working method thereof, comprising the following steps of; a base; the working table is arranged on the base in a sliding manner; the bracket is vertically arranged on the base; the support rods are horizontally arranged on the bracket; the machining head is arranged on the horizontal supporting rod in a sliding mode, the horizontal supporting rod comprises a plurality of chain links and a plurality of inserting blocks, a plurality of inserting notches are formed in the chain links, inserting grooves are formed in the side walls of the inserting notches, two inserting columns matched with the inserting grooves are arranged on the side walls of the inserting blocks in a mirror image mode, and when the two inserting columns in the inserting blocks are inserted into the inserting grooves of the two adjacent chain links, the chain links are spliced; when the length of the horizontal supporting rod needs to be adjusted, the inserting block is taken out, and the connected chain links are disassembled; through multiunit chain link and connecting block, can splice out the horizontal support pole of different specifications, greatly reduced manufacturing cost.

Description

Portable machining center and working method thereof
Technical Field
The invention relates to machining equipment, in particular to a portable machining center and a working method thereof.
Background
Machining center (abbreviated English to CNC full name Computerized Numerical Control): is a highly automated multifunctional numerical control machine tool with a tool magazine and an automatic tool changer.
The existing machining centers are various in types, such as a vertical machining center, a bedroom machining center, a gantry machining center, a five-axis machining center and the like, the same type of machining centers have different sizes and specifications, but the machining centers of various types of specifications process workpieces through the movement of machining tools relative to the workpieces, and a linear moving pair is needed to complete relative movement.
Disclosure of Invention
In order to solve the problems in the prior art. The invention provides a portable machining center and a working method thereof to solve the problems.
The technical scheme adopted by the invention for solving the technical problems is as follows: a portable machining center comprising; a base; the working table top is arranged on the base in a sliding manner; the bracket is vertically arranged on the base; the horizontal support rods are horizontally arranged on the bracket; the machining head is arranged on the horizontal supporting rod in a sliding mode, the horizontal supporting rod comprises a plurality of chain links and a plurality of inserting blocks, a plurality of inserting notches are formed in the chain links, inserting grooves are formed in the side walls of the inserting notches, two inserting columns matched with the inserting grooves are arranged on the side walls of the inserting blocks in a mirror image mode, and when two inserting columns on the inserting blocks are inserted into the inserting grooves of two adjacent chain links, the chain links are spliced; when the length of the horizontal supporting rod needs to be adjusted, the inserting block is taken out, and the connected chain link is disassembled.
Preferably, the side wall of the insertion groove is provided with a limiting groove, and a limiting part is elastically arranged in the limiting groove, wherein when the insertion column is inserted into the insertion groove, the limiting part is pushed and compressed, so that the insertion column is inserted into the insertion groove; when the inserting column is inserted into the bottom of the inserting groove, the limiting part resets to abut against the top of the inserting column.
Preferably, a lubricating flow channel is arranged in the limiting groove, and the top of the lubricating flow channel penetrates through the chain link to form a lubricating opening; a sliding ring is arranged on the horizontal support rod in a sliding manner, the machining head is fixedly connected with the sliding ring, and an extrusion part is arranged at the end part of the sliding ring; the bottom of the insertion groove is provided with an annular sliding groove, the sliding groove extends upwards to the side wall of the insertion groove, and when two adjacent chain links are spliced by the insertion block, the two adjacent sliding grooves are concentric; the two ends of the inserting block are provided with extruding blocks in a mirror image mode, the top of each extruding block is higher than the corresponding inserting notch, when the extruding portion slides to the corresponding extruding block, the extruding blocks are extruded downwards, the inserting blocks rotate, the inserting columns far away from the sliding ring rotate upwards, the limiting portions are extruded, the lubricating flow channel is opened, and lubricating media flow out from the lubricating opening.
Preferably, a lubricating cavity is formed in the chain link, and a lubricating medium is stored in the lubricating cavity; the limiting groove penetrates through the lubricating flow channel; the bottom of the lubricating flow passage is communicated with the lubricating cavity; the limiting part comprises a limiting block and a limiting spring, one end of the limiting spring is fixed on the side wall of the lubricating flow channel, and the other end of the limiting spring extends into the limiting groove and is fixedly connected with the bottom of the limiting block; two one-way valves are arranged in the lubricating flow channel, and a through opening of the limiting groove and the lubricating flow channel is arranged between the two one-way valves, wherein when the flowing direction of the two one-way valves is from the lubricating cavity to the lubricating opening, when the limiting block is extruded, the lubricating medium between the two one-way valves is extruded and flows out from the lubricating opening, and when the limiting block is reset, the lubricating medium in the lubricating cavity is sucked between the two one-way valves; when the circulation direction of the two one-way valves is from the lubricating opening to the lubricating cavity, when the limiting block is extruded, the lubricating medium between the two one-way valves is extruded and flows into the lubricating cavity, and when the limiting block is reset, the lubricating medium at the lubricating opening is sucked between the two one-way valves.
Preferably, three insertion notches are formed in the circumferential side wall of each chain link, the insertion notches positioned at the tops of the chain links are vertically arranged, and the included angle between each two adjacent insertion notches and the insertion notch positioned at the top of each chain link is 90 degrees; a plurality of lubricating grooves are formed in the axial side wall of each chain link and are communicated with the two adjacent lubricating openings; the two one-way valves positioned in the insertion notches at the tops of the chain links have the flowing direction from the lubricating cavity to the lubricating opening; the flow direction of the two check valves in the other two insertion notches is from the lubricating opening to the lubricating cavity.
Preferably, a first flexible block is integrally arranged on the side wall of the extrusion block, and the side walls of the extrusion block and the first flexible block are attached to the side wall of the insertion notch; a second flexible block is integrally arranged at the bottom of the insertion block and is attached to the bottom wall of the insertion notch; the long edge side wall of the insertion notch is provided with a plurality of cleaning air holes, and the cleaning air holes penetrate through the circumferential side wall of the chain link.
Preferably, the through opening of the cleaning air hole and the circumferential side wall of the chain link is close to the insertion block.
Preferably, the extrusion portion includes an extrusion notch integrally formed on the sliding ring, the cross section of the extrusion notch is triangular, and the distance from the edge of the extrusion notch close to the end of the sliding ring to the axis of the sliding ring is greater than the distance from the edge of the extrusion notch far away from the end of the sliding ring to the axis of the sliding ring.
Preferably, the cross section of the second flexible block is arc-shaped, and the edge of the insertion gap close to the insertion groove is provided with an arc transition matched with the second flexible block.
Preferably, an annular sealing groove is formed in the end face of the chain link, and an annular sealing ring is arranged in the sealing groove.
The invention also comprises a working method of the portable machining center, which comprises the following steps:
s1, inserting the inserting block into the inserting groove, and splicing the chain links;
s2, sleeving a sliding ring on the chain link;
s3, fixing the spliced chain links on a support;
s4, filling a lubricating medium into the lubricating chamber;
s5, starting equipment;
s6, when the sliding ring contacts the extrusion block, the cleaning air hole starts to clean the surface of the chain link, and simultaneously the lubricating opening at the top sprays lubricating medium; the lubricating medium slides downwards along the lubricating groove; the lubrication openings of the side edges start to recover the excess lubrication medium.
S7, when the sliding ring contacts the lubricating groove, the sliding ring starts to be lubricated;
and S8, when the sliding ring slides to another extrusion block, the lubricating opening at the top part sprays lubricating medium, and the lubricating opening at the side part recovers the lubricating medium.
The invention has the beneficial effects that:
1. the base is used for supporting the working table surface and the support, so that the stability of the portable machining center can be effectively improved, and the practical reliability is improved;
2. the horizontal support rod supports the machining head, and the motor and the screw rod are matched, so that the machining of the machining head in the horizontal direction can be realized;
3. through multiunit chain link and connecting block, can splice out the horizontal support pole of different specifications, greatly reduced manufacturing cost.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of a preferred embodiment of a machining center of the present invention;
FIG. 2 is an exploded view of a preferred embodiment of the machining center of the present invention;
FIG. 3 is a cross-sectional view taken at A in FIG. 2;
FIG. 4 is a cross-sectional view of a preferred embodiment of a link of the present invention;
FIG. 5 is a cross-sectional view of a preferred embodiment of a link of the present invention;
figure 6 is a perspective view of a preferred embodiment of a machining head according to the invention;
figure 7 is a cross-sectional view of a preferred embodiment of a machining head of the invention;
FIG. 8 is an enlarged view of the invention at B in FIG. 7;
FIG. 9 is a state view of the stake of the present invention with the extrusion blocks uncompressed;
FIG. 10 is a state diagram of the corresponding plugging column when the extrusion block located on the left side is extruded;
fig. 11 is a state diagram of the corresponding plugging column when the pressing block on the right side is pressed according to the present invention.
In the figure:
1. a base;
2. a work table;
3. a support;
4. a horizontal support bar; 401. a chain link; 4011. inserting notches; 40111. cleaning the air holes; 40112. arc transition; 4012. inserting grooves; 40121. a limiting groove; 40122. a limiting block; 40123. a limiting spring; 4013. a sliding groove; 4014. lubricating the flow channel; 40141. a one-way valve; 4015. a lubrication opening; 4016. a lubrication chamber; 4018. a lubrication groove; 4019. a sealing groove; 40191. a seal ring; 402. an insertion block; 4021. inserting the column; 4022. extruding the block; 40221. a first flexible block; 4023. a second flexible block; 403. a slip ring; 4031. extruding the notch;
5. a machining head.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention.
Furthermore, the terms "first," "second," 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 "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The first embodiment is as follows:
as shown in fig. 1-8, the present invention provides a portable machining center comprising; a base 1; the working table top 2 is arranged on the base 1 in a sliding manner; the bracket 3 is vertically arranged on the base 1; a plurality of horizontal support rods 4, which are horizontally arranged on the bracket 3; the machining head 5 is arranged on the horizontal support rod 4 in a sliding mode, the horizontal support rod 4 comprises a plurality of chain links 401 and a plurality of inserting blocks 402, a plurality of inserting notches 4011 are formed in the chain links 401, inserting grooves 4012 are formed in the side walls of the inserting notches 4011, two inserting columns 4021 matched with the inserting grooves 4012 are arranged on the side walls of the inserting blocks 402 in a mirror image mode, and when the two inserting columns 4021 on the inserting blocks 402 are inserted into the inserting grooves 4012 of the two adjacent chain links 401, the chain links 401 are spliced; when the length of the horizontal support rod 4 needs to be adjusted, the inserting block 402 is taken out, and the connected chain link 401 is disassembled; in brief, the basic structure of a portable machining center comprises a base 1 for supporting various components; be provided with linear guide and lead screw on the base 1, table surface 2 slides and sets up on linear guide to realize table surface 2's removal through lead screw and motor, base 1's top is provided with support 3, be provided with horizontal support rod 4 on the support 3, slide through lead screw and motor on the horizontal support rod 4 and be provided with processing head 5, with the horizontal migration who realizes processing head 5, processing head 5 includes the linear movement pair of vertical setting and the main shaft that can install the cutter, so that the main shaft can reciprocate, accomplish reciprocating of cutter, constitute complete planer-type machining center so far, however, when the portal frame of different length needs assembly, can splice into the different horizontal support rod 4 of length through chain link 401 and grafting piece 402, moreover, the steam generator is simple in structure and reliable, and economic benefits is improved.
The side wall of the inserting groove 4012 is provided with a limit groove 40121, and a limit part is elastically arranged in the limit groove 40121, wherein when the inserting column 4021 is inserted into the inserting groove 4012, the limit part is pushed and compressed, so that the inserting column 4021 is inserted into the inserting groove 4012; when the plug column 4021 is inserted into the bottom of the plug groove 4012, the limiting part is reset to abut against the top of the plug column 4021; in short, the limiting part has a tendency of keeping extending out of the limiting groove 40121, when the inserting column 4021 is inserted into the inserting groove 4012, the limiting part is firstly pushed to be compressed into the limiting groove 40121, when the inserting column 4021 is inserted into the groove bottom of the inserting groove 4012, the limiting part can extend out of the limiting groove 40121 again to support the inserting column 4021, the inserting column 4021 is prevented from sliding out of the inserting groove 4012, and the stability of the horizontal support rod 4 is improved.
A lubricating flow channel 4014 is arranged in the limiting groove 40121, and the top of the lubricating flow channel 4014 penetrates through the chain link 401 to form a lubricating opening 4015; a sliding ring 403 is arranged on the horizontal support rod 4 in a sliding manner, the processing head 5 is fixedly connected with the sliding ring 403, and an extrusion part is arranged at the end part of the sliding ring 403; the bottom of the plug socket 4012 is provided with an annular sliding groove 4013, the sliding groove 4013 extends upwards to the side wall of the plug socket 4012, and when two adjacent chain links 401 are spliced by the plug block 402, the two adjacent sliding grooves 4013 are concentric; the two ends of the insertion block 402 are provided with extrusion blocks 4022 in a mirror image mode, the top of each extrusion block 4022 is higher than the insertion notch 4011, when the extrusion part slides to the extrusion block 4022, the extrusion blocks 4022 are extruded downwards, the insertion block 402 rotates, the insertion columns 4021 far away from the sliding ring 403 rotate upwards, and the limiting parts are extruded, so that the lubricating flow channel 4014 is opened, and a lubricating medium flows out from the lubricating opening 4015; in short, the plug post 4021 can rotate in the sliding groove 4013 by the up-and-down movement of the pressing block 4022, so as to press the limiting part, open the lubricating flow channel 4014 communicated with the limiting groove 40121, and make the lubricating medium flow out of the lubricating opening 4015; further, two squeezing blocks 4022 are arranged on two sides of the insertion block 402 in a mirror image manner, and the width of the squeezing blocks 4022 is equal to the width of the insertion notch 4011, so that the squeezing blocks 4022 can slide in the insertion notch 4011, and when the insertion block 402 is in a horizontal state, the height of the squeezing blocks 4022 is higher than the top of the insertion notch 4011, so that the squeezing parts can squeeze the squeezing blocks 4022 downwards; further, after the adjacent links 401 are spliced, the adjacent two sliding grooves 4013 are concentric, and the sliding grooves 4013 extend upwards, so that the straight insertion post 4021 can move in the sliding groove 4013 without interfering with the insertion groove 4012.
A lubricating cavity 4016 is formed in the chain link 401, and a lubricating medium is stored in the lubricating cavity 4016; the limiting groove 40121 is penetrated with the lubricating flow channel 4014; the bottom of the lubrication flow channel 4014 communicates with the lubrication chamber 4016; the limiting part comprises a limiting block 40122 and a limiting spring 40123, one end of the limiting spring 40123 is fixed on the side wall of the lubricating flow channel 4014, and the other end of the limiting spring 40123 extends into the limiting groove 40121 and is fixedly connected with the bottom of the limiting block 40122; two one-way valves 40141 are arranged in the lubricating flow passage 4014, and a through opening of the limiting groove 40121 and the lubricating flow passage 4014 is arranged between the two one-way valves 40141, wherein when the flow direction of the two one-way valves 40141 is from the lubricating chamber 4016 to the lubricating opening 4015, when the limiting block 40122 is pressed, the lubricating medium between the two one-way valves 40141 is pressed and flows out from the lubricating opening 4015, and when the limiting block 40122 is reset, the lubricating medium in the lubricating chamber 4016 is sucked between the two one-way valves 40141; when the flow direction of the two one-way valves 40141 is from the lubricating opening 4015 to the lubricating chamber 4016, when the limiting block 40122 is pressed, the lubricating medium between the two one-way valves 40141 is pressed and flows into the lubricating chamber 4016, and when the limiting block 40122 is reset, the lubricating medium at the lubricating opening 4015 is sucked between the two one-way valves 40141; in short, one end of the limiting block 40122 extending out of the limiting groove 40121 is set to be arc-shaped, so that a guiding function is provided for the insertion and the extraction of the plug post 4021, and a guiding function is provided when the plug post 4021 pushes the limiting block 40122; furthermore, when the limiting block 40122 is squeezed, positive pressure can be generated in the two one-way valves 40141, when the limiting block 40122 is reset by the elastic force of the limiting spring 40123, negative pressure can be generated in the two one-way valves 40141, and through the arrangement of the conduction direction of the one-way valves 40141, the extrusion and recovery of a lubricating medium can be realized, so that the waste of the lubricating medium is avoided, and the lubricating medium is mixed into equipment to pollute the cutting fluid; further, when the extrusion block 4022 is extruded to the lowest position, the center of a circle of the insertion column 4021 far away from the extrusion block 4022 is equal to the top of the limit block 40122, the limit block 40122 is compressed to the limit, namely, the maximum compression distance, namely, the compression distance can be kept fixed every time, namely, the same lubrication medium is extruded every time, namely, quantitative lubrication is completed, and the lubrication medium is effectively saved; further, the lubrication chamber 4016 of each chain link 401 forms a complete lubrication chamber 4016 after splicing, only the chain links 401 at two ends need to be sealed, and lubrication media are periodically filled; further, the bottom of lubrication channel 4014 extends to the bottom of lubrication chamber 4016, preventing lubrication channel 4014 from drawing air into the upper half of lubrication chamber 4016.
Three insertion notches 4011 are formed in the circumferential side wall of the chain link 401, the insertion notches 4011 located at the top of the chain link 401 are vertically arranged, and the included angle between each two adjacent insertion notches 4011 and the insertion notch 4011 located at the top of the chain link 401 is 90 degrees; a plurality of lubricating grooves 4018 are formed in the axial side wall of the chain link 401, and the lubricating grooves 4018 are communicated with two adjacent lubricating openings 4015; the flow direction of two one-way valves 40141 in the insertion notch 4011 at the top of the chain link 401 is from the lubricating chamber 4016 to the lubricating opening 4015; the flow directions of the two one-way valves 40141 in the other two inserting notches 4011 are from a lubricating opening 4015 to a lubricating chamber 4016; in short, through lubrication groove 4018, the lubricating medium that top lubrication opening 4015 flowed out is now scattered through lubrication groove 4018 toward underflow, can effectively increase lubricated area, improves lubricated effect, and when lubricating medium flows to the lubrication opening 4015 of side, can retrieve unnecessary lubricating medium simultaneously.
A first flexible block 40221 is integrally arranged on the side wall of the extrusion block 4022, and the side walls of the extrusion block 4022 and the first flexible block 40221 are attached to the side wall of the insertion notch 4011; a second flexible block 4023 is integrally arranged at the bottom of the insertion block 402, and the second flexible block 4023 is attached to the bottom wall of the insertion notch 4011; a plurality of cleaning air holes 40111 are formed in the long edge side wall of the insertion notch 4011, and the cleaning air holes 40111 penetrate through the circumferential side wall of the chain link 401; in short, the first flexible block 40221 and the second flexible block 4023 can seal the extrusion block 4022 and the insertion notch 4011, and the cleaning air holes 40111 formed in the insertion notch 4011 can clean the surface of the horizontal support rod 4 of scraps through the cleaning air holes 40111 when the extrusion block 4022 is extruded, and can suck air into the insertion notch 4011 again when the extrusion block 4022 rises.
The cleaning air holes 40111 and the through openings of the circumferential side walls of the links 401 are close to the insertion blocks 402; in short, this design of the cleaning vent 40111 enables the unsubricated sites to be cleaned when the expression block 4022 is activated.
The extrusion part comprises an extrusion notch 4031 integrally arranged on the sliding ring 403, the section of the extrusion notch 4031 is triangular, and the distance from the edge of the extrusion notch 4031 close to the end of the sliding ring 403 to the axis of the sliding ring 403 is greater than the distance from the edge of the extrusion notch 4031 far away from the end of the sliding ring 403 to the axis of the sliding ring 403; in short, by the design of the pressing notch 4031, the pressing block 4022 can be effectively guided to press downwards, and the sliding ring 403 is prevented from interfering with the pressing block 4022; further, the length of the sliding ring 403 is smaller than the distance between the two pressing blocks 4022, so that the sliding ring 403 is prevented from interfering with the pressing blocks 4022.
The section of the second flexible block 4023 is arc-shaped, and an arc transition 40112 matched with the second flexible block 4023 is arranged on the edge of the insertion notch 4011 close to the insertion groove 4012; in short, the sealing of the plugging notch 4011 can be effectively realized by the fitting of the circular arc-shaped second flexible block 4023 and the circular arc transition 40112.
An annular sealing groove 4019 is formed in the end face of the chain link 401, and an annular sealing ring 40191 is arranged in the sealing groove 4019; in short, by the arrangement of the sealing groove 4019 and the sealing ring 40191, the sealing performance of the lubricating chamber 4016 can be ensured, and the waste of the lubricating medium is avoided.
Example two:
the invention also comprises a working method of the portable machining center, which comprises the following steps:
s1, inserting the insertion block 402 into the insertion groove 4012, and splicing the chain links 401;
s2, sleeving the sliding ring 403 on the chain link 401;
s3, fixing the spliced chain links 401 on the bracket 3;
s4, lubricating medium is filled into the lubricating chamber 4016;
s5, starting equipment;
s6, when sliding ring 403 contacts pressing block 4022, cleaning air hole 40111 starts cleaning the surface of link 401, and lubricating opening 4015 on the top ejects lubricating medium; the lubricating medium slides downwards along the lubricating groove 4018; the side lubrication openings 4015 begin to recover excess lubrication medium.
S7, when the sliding ring 403 contacts the lubrication groove 4018, starting to lubricate the sliding ring 403;
s8, when sliding ring 403 slides to another extrusion block 4022, lubrication opening 4015 on the top side also discharges the lubrication medium, and lubrication opening 4015 on the side recovers the lubrication medium.
Example three:
the horizontal support rod 4 can also be used for a moving structure of the working table top 2 to realize automatic lubrication and recover lubricating oil.
Example four:
this kind of horizontal support rod 4 also can be used to the vertical mobile structure of processing head 5, only needs horizontal support rod 4 vertical to be placed, and lubricated opening 4015 that will be located the eminence is used for spouting lubricated medium, and lubricated opening 4015 that is located the low department is used for retrieving lubricated medium can.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (8)

1. A portable machining center, comprising;
a base (1);
the working table top (2) is arranged on the base (1) in a sliding manner;
the bracket (3) is vertically arranged on the base (1);
the horizontal support rods (4) are horizontally arranged on the support (3);
a processing head (5), the processing head (5) is arranged on the horizontal support rod (4) in a sliding way, and
horizontal support pole (4) include a plurality of chain links (401) and a plurality of grafting piece (402), be provided with a plurality of grafting breach (4011) on chain link (401), grafting groove (4012) have been seted up to the lateral wall of grafting breach (4011), the lateral wall mirror image of grafting piece (402) be provided with two with grafting post (4021) of grafting groove (4012) adaptation, wherein
When two insertion columns (4021) on the insertion block (402) are inserted into the insertion grooves (4012) of two adjacent links (401), the links (401) are spliced;
when the length of the horizontal supporting rod (4) needs to be adjusted, the inserting block (402) is taken out, and the connected chain link (401) is disassembled;
the lateral wall of inserting groove (4012) has been seted up spacing groove (40121), spacing portion is provided with to elasticity in spacing groove (40121), wherein
When the plug column (4021) is inserted into the plug groove (4012), the limiting part is pushed and compressed, so that the plug column (4021) is inserted into the plug groove (4012);
when the insertion column (4021) is inserted into the bottom of the insertion groove (4012), the limiting part is reset to abut against the top of the insertion column (4021);
a lubricating flow channel (4014) is arranged in the limiting groove (40121), and the top of the lubricating flow channel (4014) penetrates through the chain link (401) to form a lubricating opening (4015);
a sliding ring (403) is arranged on the horizontal support rod (4) in a sliding manner, the processing head (5) is fixedly connected with the sliding ring (403), and an extrusion part is arranged at the end part of the sliding ring (403);
the bottom of the inserting groove (4012) is provided with an annular sliding groove (4013), the sliding groove (4013) extends upwards to the side wall of the inserting groove (4012), and when two adjacent chain links (401) are spliced by the inserting block (402), the two adjacent sliding grooves (4013) are concentric;
the two ends of the insertion block (402) are provided with extrusion blocks (4022) in a mirror image mode, the tops of the extrusion blocks (4022) are higher than the insertion notches (4011), and the two ends of the insertion block (402) are provided with extrusion blocks (4022) in a mirror image mode, wherein
When the extrusion part slides to the extrusion block (4022), the extrusion block (4022) is extruded downwards, the insertion block (402) rotates, the insertion column (4021) far away from the sliding ring (403) rotates upwards, the limiting part is extruded, the lubricating flow channel (4014) is opened, and the lubricating medium flows out from the lubricating opening (4015).
2. The portable machining center according to claim 1,
a lubricating cavity (4016) is formed in the chain link (401), and a lubricating medium is stored in the lubricating cavity (4016);
the limiting groove (40121) penetrates through the lubricating flow channel (4014); the bottom of the lubrication flow channel (4014) is communicated with the lubrication chamber (4016);
the limiting part comprises a limiting block (40122) and a limiting spring (40123), one end of the limiting spring (40123) is fixed on the side wall of the lubricating flow channel (4014), and the other end of the limiting spring (40123) extends into the limiting groove (40121) and is fixedly connected with the bottom of the limiting block (40122);
two one-way valves (40141) are arranged in the lubricating flow passage (4014), and a through opening of the limiting groove (40121) and the lubricating flow passage (4014) is arranged between the two one-way valves (40141), wherein
When the flow direction of the two one-way valves (40141) is from the lubricating chamber (4016) to the lubricating opening (4015), when the limiting block (40122) is pressed, the lubricating medium between the two one-way valves (40141) is pressed and flows out from the lubricating opening (4015), and when the limiting block (40122) is reset, the lubricating medium in the lubricating chamber (4016) is sucked between the two one-way valves (40141);
when the flow direction of the two one-way valves (40141) is from the lubricating opening (4015) to the lubricating chamber (4016), when the limiting block (40122) is pressed, the lubricating medium between the two one-way valves (40141) is pressed and flows into the lubricating chamber (4016), and when the limiting block (40122) is reset, the lubricating medium at the lubricating opening (4015) is sucked between the two one-way valves (40141).
3. A portable machining center according to claim 2,
three insertion notches (4011) are formed in the circumferential side wall of the chain link (401), the insertion notches (4011) located at the top of the chain link (401) are vertically arranged, and the included angle between each two adjacent insertion notches (4011) and the insertion notch (4011) located at the top of the chain link (401) is 90 degrees;
a plurality of lubricating grooves (4018) are formed in the axial side wall of the chain link (401), and the lubricating grooves (4018) are communicated with two adjacent lubricating openings (4015);
the flow direction of the two one-way valves (40141) in the insertion notch (4011) at the top of the chain link (401) is from the lubricating cavity (4016) to the lubricating opening (4015);
the flow direction of the two check valves (40141) in the other two insertion notches (4011) is from the lubricating opening (4015) to the lubricating chamber (4016).
4. A portable machining center according to claim 3,
a first flexible block is integrally arranged on the side wall of the extrusion block (4022), and the side walls of the extrusion block (4022) and the first flexible block are attached to the side wall of the insertion notch (4011);
a second flexible block (4023) is integrally arranged at the bottom of the insertion block (402), and the second flexible block (4023) is attached to the bottom wall of the insertion notch (4011);
a plurality of clean air holes (40111) are formed in the long edge side wall of the inserting notch (4011), and the clean air holes (40111) penetrate through the circumferential side wall of the chain link (401).
5. A portable machining center according to claim 4,
the penetration opening of the cleaning air hole (40111) and the circumferential side wall of the chain link (401) is close to the insertion block (402).
6. A portable machining center according to claim 5,
the extrusion part comprises an extrusion notch (4031) integrally arranged on the sliding ring (403), the section of the extrusion notch (4031) is triangular, and the distance from the edge of the extrusion notch (4031) close to the end of the sliding ring (403) to the axis of the sliding ring (403) is greater than the distance from the edge of the extrusion notch (4031) far away from the end of the sliding ring (403) to the axis of the sliding ring (403).
7. A portable machining center according to claim 6,
the cross section of the second flexible block is arc-shaped, and the edge of the insertion notch (4011) close to the insertion groove (4012) is provided with an arc transition (40112) matched with the second flexible block.
8. The method of claim 7, wherein the portable machining center is a machining center,
s1, inserting the insertion block (402) into the insertion groove (4012) and splicing the chain links (401);
s2, sleeving the sliding ring (403) on the chain link (401);
s3, fixing the spliced chain links (401) on a bracket (3);
s4, filling a lubricating medium into the lubricating chamber (4016);
s5, starting equipment;
s6, when the sliding ring (403) contacts the extrusion block (4022), the cleaning air hole (40111) starts to clean the surface of the link (401), and the lubricating opening (4015) at the top part sprays lubricating medium; the lubricating medium slides downwards along the lubricating groove (4018); the lubricating opening (4015) on the side edge starts to recover the redundant lubricating medium;
s7, when the sliding ring (403) contacts the lubricating groove (4018), starting to lubricate the sliding ring (403);
s8, when the sliding ring (403) slides to the other extrusion block (4022), the lubricating medium is ejected from the lubricating opening (4015) on the top, and the lubricating medium is recovered from the lubricating opening (4015) on the side.
CN202111659073.8A 2021-12-31 2021-12-31 Portable machining center and working method thereof Active CN113997118B (en)

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