CN219131940U - Dual-purpose clamping mechanism for mechanical parts - Google Patents
Dual-purpose clamping mechanism for mechanical parts Download PDFInfo
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- CN219131940U CN219131940U CN202223402313.9U CN202223402313U CN219131940U CN 219131940 U CN219131940 U CN 219131940U CN 202223402313 U CN202223402313 U CN 202223402313U CN 219131940 U CN219131940 U CN 219131940U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model relates to a dual-purpose clamping mechanism for mechanical parts, which comprises a base, a first clamping piece and a second clamping piece, wherein the first clamping piece and the second clamping piece are symmetrically arranged; the clamping and limiting of the bolts can be realized by utilizing the clamping area for the bolts between the first clamping piece and the second clamping piece, and the clamping and limiting of the nuts can be realized by utilizing the clamping area for the nuts between the first clamping piece and the second clamping piece, so that the bolts or the nuts can be clamped without replacing the clamping mechanism, the universality is high, the practicability is high, when different bolts and nuts are processed in batches, the corresponding special clamping heads are not required to be installed before each grinding, and the problems of complex operation and low processing efficiency caused by repeated disassembly and assembly of the clamping heads are avoided; the depth of the clamping area for the nut is smaller than the height of the nut, and a= (1/2-2/3) b can ensure that the nut cannot be completely plugged into the clamping area for the nut, ensure that part of the nut is exposed out of the clamping area for the nut, improve the convenience of increasing the working field to improve the follow-up polishing processing, and ensure the clamping stability of the nut.
Description
Technical Field
The utility model relates to the field of machining structures of mechanical parts, in particular to a dual-purpose clamping mechanism for mechanical parts.
Background
The bolt and nut belongs to a fastener formed by matching two parts of a machine part, and is used for fastening and connecting two parts with through holes, and the bolt and nut is very important in daily life and industrial production and manufacturing, so the bolt and nut is also called industrial rice.
In the process of designing and producing nonstandard equipment, a plurality of nonstandard bolts or nuts are often used for connecting and matching structural members, the bolts or nuts are difficult to purchase in the market, assembly personnel in order to quickly finish an operation site often polish the nonstandard equipment on the basis of the existing standard parts, particularly the polishing of the bolt length is most common, and clamping bolts or nuts are required to polish the bolts or nuts;
the clamping is realized by installing the clamping head on the lathe in the prior market, the clamping head is a special clamping head, namely, the same clamping head can only be used for clamping bolts or the same clamping head can only be used for clamping nuts, so that the universality is poor, when the machining of different mechanical parts is carried out in batches, the corresponding special clamping head is required to be installed before each grinding, then the later grinding is carried out, the process of the existing clamping head for dismounting on the lathe is complex, and the problems of complex operation and low machining efficiency are caused by repeated dismounting of the clamping head for many times; in addition, when the existing chuck clamps nuts with small specifications, the whole nuts can be easily completely plugged into the chuck, so that the chuck is required to be disassembled and the nuts are required to be taken out, and the operation is complicated.
Disclosure of Invention
The utility model aims to solve the technical problems of poor universality, complex operation and low machining efficiency of a chuck in the prior art by providing a dual-purpose clamping mechanism for mechanical parts.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a dual-purpose clamping mechanism of mechanical parts is characterized in that: comprises a base, a first clamping piece and a second clamping piece which are symmetrically arranged on the base;
the base is horizontally arranged;
the first clamping piece comprises a limiting piece and a clamping body vertically arranged on one side of the base, the clamping body comprises a rectangular block, a V-shaped groove is formed in the rectangular block in a penetrating mode at one side of the rectangular block, which is close to the second clamping piece, the V-shaped groove is consistent with the extending direction of the rectangular block, a clamping area for a bolt is formed between the V-shaped grooves of the two clamping pieces and the base, a limiting through hole which is horizontally arranged is formed in the position, above the middle of the rectangular block, of the clamping body, and the limiting through hole is communicated with the V-shaped groove and is located in the middle of the V-shaped groove;
the limiting piece comprises a limiting block and a limiting fastener, the limiting block is arranged on the limiting through hole, the limiting block comprises a limiting section close to the second clamping piece and a fixing section far away from the second clamping piece, a connecting screw hole which is vertically arranged is formed in the limiting block and close to the fixing section, the length of the limiting block is larger than that of the limiting through hole, the limiting fastener comprises a positioning plate and two fastening bolts, 3 fastening screw holes are sequentially formed in the positioning plate along the length direction of the positioning plate, and the two fastening bolts are arranged in the same direction and are respectively connected with the 2 fastening screw holes in a threaded mode;
after the limit sections of the first clamping piece and the second clamping piece enter the V-shaped groove from the limit through holes, the clamping area for the bolt is positioned above the limit sections of the first clamping piece and the second clamping piece to form the clamping area for the nut.
Further, the depth of the clamping area for the nut is a, the height of the nut is b, and a= (1/2-2/3) b.
Furthermore, the limiting block is H-shaped, a connecting section is arranged between the limiting section and the fixed section, and the limiting section and the fixed section are parallel to each other and perpendicular to the connecting section;
the limiting through hole is a T-shaped hole and comprises a connecting channel and a limiting channel which are mutually perpendicular, the limiting channel is close to the V-shaped groove and is communicated with the V-shaped groove, the connecting channel is internally provided with the connecting section, and the limiting section is arranged in the limiting channel;
the limiting block is pushed in, and when the fixed section of the limiting block is attached to the side edge of the clamping body, the limiting section is arranged in the limiting channel and partially extends out of the V-shaped groove;
and when the limiting section of the limiting block is arranged on one side, close to the fixed section, of the limiting channel, the connecting screw hole is completely exposed, and the limiting section and the V-shaped groove are completely not overlapped.
Further, the 3 fastening screw holes are a first fastening screw hole, a second fastening screw hole and a third fastening screw hole in sequence;
and the fixed section is provided with a limiting screw hole positioned on two sides of the length of the fixed section, the limiting screw holes are respectively used for connecting the two fastening bolts, the two limiting screw holes correspond to the first fastening screw hole and the third fastening screw hole respectively, and the extending direction of the limiting screw hole is consistent with that of the limiting block.
Further, the first clamping piece and the second clamping piece are both movably connected to the base;
the two sides of the base are respectively provided with a first movable groove and a second movable groove, the first movable groove and the second movable groove are positioned on the same straight line, the first movable groove and the second movable groove are respectively provided with a first movable block and a second movable block, clamping bodies of the first clamping piece and the second clamping piece are respectively arranged on the first movable block and the second movable block, the outer sides of the first clamping piece and the second clamping piece which are positioned on the base are respectively provided with a first linear motor and a second linear motor, and the output ends of the first linear motor and the second linear motor are respectively connected with the clamping bodies of the first clamping piece and the second clamping piece.
The utility model has the advantages that:
1) According to the utility model, clamping and limiting of the bolt can be realized by utilizing the clamping area for the bolt between the first clamping piece and the second clamping piece, clamping and limiting of the nut can be realized by utilizing the clamping area for the nut between the first clamping piece and the second clamping piece, the clamping of the bolt or the nut can be realized without replacing a clamping mechanism, the universality is high, the practicability is strong, and when different bolts and nuts are processed in batches, corresponding special chucks are not required to be installed before each grinding, so that the problems of complex operation and low processing efficiency caused by repeated disassembly and assembly of the chucks are avoided;
2) The depth of the clamping area for the nut is smaller than the height of the nut, and a= (1/2-2/3) b can ensure that the nut is not completely plugged into the clamping area for the nut, ensure that part of the nut is exposed out of the clamping area for the nut, improve the convenience of increasing the working field to improve the subsequent polishing processing, and ensure the clamping stability of the nut;
3) The limiting block is pushed in, when the fixed section of the limiting block is attached to the side edge of the clamping body, the limiting section is arranged in the limiting channel and partially extends out of the V-shaped groove, a clamping area for a nut is formed in the clamping area for the bolt and is positioned above the limiting sections of the first clamping piece and the second clamping piece, then the positioning plate is arranged on the outer side of the fixed section of the limiting block, and the two fastening bolts are adjusted to the first fastening screw hole and the third fastening screw hole at the moment and respectively pass through the two limiting screw holes to be screwed up, so that the limiting and fixing of the limiting block are realized, and the structural stability of the limiting block in the use process is ensured;
4) The limiting block is pulled outwards, when the limiting section of the limiting block is arranged on one side, close to the fixed section, in the limiting channel, the connecting screw hole is completely exposed, the limiting section and the V-shaped groove are not overlapped completely, then the positioning plate is arranged on the connecting section and positioned between the fixed section and the rectangular block, and one fastening bolt sequentially penetrates through the second fastening screw hole and the limiting screw hole, so that limiting and fixing of the limiting block are realized, and the structural stability of the limiting block in the use process is ensured;
5) The utility model does not generate redundant spare parts and does not generate the condition that the spare parts are scattered on the base, thereby improving the cleanliness of the base;
6) The first clamping piece and the second clamping piece are movably connected to the base and can be driven by the first linear motor and the second linear motor respectively, so that the clamping and loosening of bolts or nuts are realized, and the clamping device is practical and convenient.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 is a top view of a part of the structure of the nut of the present utility model when the nut is clamped.
Fig. 2 is a cross-sectional view of a part of the structure of the nut of the present utility model.
Fig. 3 is a partial sectional view showing a second structure of the nut clamping device of the present utility model.
Fig. 4 is a top view of a part of the structure of the present utility model when the bolt is clamped.
Fig. 5 is a cross-sectional view of a part of the structure of the present utility model when a bolt is clamped.
Fig. 6 is a partial sectional view of the present utility model when a bolt is clamped.
Detailed Description
The dual-purpose clamping mechanism for mechanical parts as shown in fig. 1 to 6 comprises a base 1, and a first clamping piece 2 and a second clamping piece 3 which are symmetrically arranged on the base 1.
The base 1 is a rectangular plate which is horizontally arranged, and the first clamping piece 2 and the second clamping piece 3 are movably connected to the base 1.
The two sides of the base 1 are respectively provided with a first movable groove and a second movable groove, the first movable groove and the second movable groove are positioned on the same straight line, the first movable groove and the second movable groove are respectively provided with a first movable block and a second movable block, the clamping bodies 22 of the first clamping piece and the second clamping piece are respectively arranged on the first movable block and the second movable block, the outer sides of the first clamping piece and the second clamping piece which are positioned on the base 1 are respectively provided with a first linear motor and a second linear motor, and the output ends of the first linear motor and the second linear motor are respectively connected with the clamping bodies 22 of the first clamping piece and the second clamping piece.
The first clamping member 2 includes a limiting member and a clamping body 22 vertically disposed at one side on the base 1.
The clamping body 22 comprises a rectangular block 221, a V-shaped groove 222 is penetrated and arranged at one side of the rectangular block 221 close to the second clamping piece 3, the V-shaped groove 222 is consistent with the extending direction of the rectangular block 221, and a clamping area 4 for bolts is formed between the V-shaped grooves 222 of the two clamping pieces and the base 1.
A horizontally arranged limit through hole is arranged at the position above the middle part of the rectangular block 221, and the limit through hole is communicated with the V-shaped groove 222 and is positioned at the middle part of the V-shaped groove 222.
The limiting through hole is a T-shaped hole and comprises a connecting channel and a limiting channel 223 which are arranged vertically, the limiting channel 223 is close to the V-shaped groove 222222 and is communicated with the V-shaped groove 222, a connecting section 213 is arranged in the connecting channel, the limiting section 211 is arranged in the limiting channel 223, and the fixing section 212 is arranged on the outer side of the limiting channel.
The limiting member includes a limiting block 21 and a limiting fastener 23.
The limiting block 21 is arranged on the limiting through hole, the limiting block 21 is H-shaped and comprises a limiting section 211 close to the second clamping piece 3, a fixing section 212 far away from the second clamping piece 3 and a connecting section 213 for connecting the limiting section 211 and the fixing section 212, and the limiting section 211 and the fixing section 212 are parallel to each other and perpendicular to the connecting section 213.
The fixing section 212 is provided with a limiting screw hole on two sides of the length thereof, which are respectively used for connecting two fastening bolts 232, the two limiting screw holes respectively correspond to the first fastening screw hole 233 and the third fastening screw hole 233, and the extending direction of the limiting screw hole is consistent with that of the limiting block 21.
A vertically arranged connecting screw hole 214 is formed in the limiting block 21 near the fixed section 212, and the length of the limiting block 21 is greater than that of the limiting through hole.
The limiting fastener 23 comprises a positioning plate 231 and two fastening bolts 232, wherein 3 fastening screw holes 233,3 fastening screw holes 233 are sequentially formed in the positioning plate 231 along the length direction of the positioning plate, and the first fastening screw hole 233, the second fastening screw hole 233 and the third fastening screw hole 233 are sequentially formed in the positioning plate 231.
Two fastening bolts 232 are disposed in the same direction and are respectively screwed into 2 fastening screw holes 233 therein.
The limiting block 21 is pushed in, and when the fixing section 212 of the limiting block 21 is attached to the side edge of the clamping body 22, the limiting section 211 is placed in the limiting channel 223 and partially extends out of the V-shaped groove 222.
When the limiting block 21 is pulled outwards and the limiting section 211 of the limiting block 21 is placed on one side, close to the fixed section 212, of the limiting channel 223, the connecting screw hole 214 is completely exposed, and the limiting section 211 and the V-shaped groove 222 are not overlapped at all.
After the limit sections 211 of the first clamping member 2 and the second clamping member 3 enter the V-shaped groove 222 from the limit through holes, the clamping section 5 for the nut is formed in the clamping section 4 for the bolt and above the limit sections 211 of the first clamping member and the second clamping member, the depth of the clamping section 5 for the nut is a, the height of the nut is b, and a= (1/2-2/3) b.
The working principle of the patent is as follows:
when the bolt needs to be processed: the limiting block 21 is pulled outwards until the limiting section 211 of the limiting block 21 is placed on one side, close to the fixed section 212, of the limiting channel 223, at the moment, the connecting screw hole 214 is completely exposed, the limiting section 211 and the V-shaped groove 222 are not overlapped completely, at the moment, a clamping area 4 for the bolt is formed between the V-shaped groove 222 of the two clamping pieces and the base 1, then the locating plate 231 is placed on the connecting section 213 and is positioned between the fixed section 212 and the rectangular block 221, one fastening bolt 232 on the locating plate 231 is taken down, then the fastening bolt 232 sequentially passes through the second fastening screw hole 233 and the limiting screw hole and is screwed up, limiting and fixing of the limiting block 21 are achieved, structural stability in the use process is ensured, the bolt is placed in the clamping area 4 for the bolt, the bottom of the bolt is attached to the base 1, then the clamping installation of the bolt is stopped when the V-shaped groove 222 of the two clamping pieces is clamped by the first clamping piece 2 and the second clamping piece 3 driven by the first linear motor, the clamping piece and the second linear motor, the clamping installation of the bolt is achieved, then later polishing processing is carried out, after polishing processing is finished, the first clamping piece and the second clamping piece 2 is driven by the first linear motor and the second clamping piece 3 and the second clamping piece are separated from the V-shaped groove 222, the bolt is moved towards the direction of the two clamping pieces, and the bolt is removed from the position, and the bolt is conveniently and removed, and the bolt is moved by the hand.
When the nut needs to be processed: when the fixing section 212 of the limiting block 21 is attached to the side edge of the clamping body 22, the limiting section 211 is arranged in the limiting channel 223 and partially extends out of the V-shaped groove 222, at the moment, the clamping section 5 for the nut is formed above the limiting section 211 of the first clamping piece and the second clamping piece in the clamping area 4 for the bolt, then the locating plate 231 is arranged on the outer side of the fixing section 212 of the limiting block 21, the two fastening bolts 232 are adjusted to the first fastening screw hole 233 and the third fastening screw hole 233 at the moment, respectively penetrate through the two limiting screw holes and extend into the clamping body 22 for screwing and fixing, limiting and fixing of the limiting block 21 are achieved, structural stability in the using process is guaranteed, the nut is arranged in the clamping area 4 for the bolt, the bottom of the nut is attached to the limiting section 211, then the nut is stopped when the V-shaped groove 222 of the first clamping piece 2 and the second clamping piece 3 is driven by the first linear motor and the second linear motor to move towards the nut, the clamping installation of the nut is achieved, after finishing the post polishing, the first clamping piece 2 and the second clamping piece are driven by the first linear motor and the second linear motor to move towards the two clamping pieces and the V-shaped groove 222 away from the bolt is removed from the practical groove after the end, and the bolt is removed from the practical groove.
It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (4)
1. A dual-purpose clamping mechanism of mechanical parts is characterized in that: comprises a base, a first clamping piece and a second clamping piece which are symmetrically arranged on the base;
the base is horizontally arranged;
the first clamping piece comprises a limiting piece and a clamping body vertically arranged on one side of the base, the clamping body comprises a rectangular block, a V-shaped groove is formed in the rectangular block in a penetrating mode at one side of the rectangular block, which is close to the second clamping piece, the V-shaped groove is consistent with the extending direction of the rectangular block, a clamping area for a bolt is formed between the V-shaped grooves of the two clamping pieces and the base, a limiting through hole which is horizontally arranged is formed in the position, above the middle of the rectangular block, of the clamping body, and the limiting through hole is communicated with the V-shaped groove and is located in the middle of the V-shaped groove;
the limiting piece comprises a limiting block and a limiting fastener, the limiting block is arranged on the limiting through hole, the limiting block comprises a limiting section close to the second clamping piece and a fixing section far away from the second clamping piece, a connecting screw hole which is vertically arranged is formed in the limiting block and close to the fixing section, the length of the limiting block is larger than that of the limiting through hole, the limiting fastener comprises a positioning plate and two fastening bolts, 3 fastening screw holes are sequentially formed in the positioning plate along the length direction of the positioning plate, and the two fastening bolts are arranged in the same direction and are respectively connected with the 2 fastening screw holes in a threaded mode;
after the limit sections of the first clamping piece and the second clamping piece enter the V-shaped groove from the limit through holes, the clamping area for the bolt is positioned above the limit sections of the first clamping piece and the second clamping piece to form the clamping area for the nut.
2. The dual-purpose clamping mechanism for mechanical parts according to claim 1, wherein: the limiting block is H-shaped, a connecting section is arranged between the limiting section and the fixed section, and the limiting section and the fixed section are parallel to each other and perpendicular to the connecting section;
the limiting through hole is a T-shaped hole and comprises a connecting channel and a limiting channel which are mutually perpendicular, the limiting channel is close to the V-shaped groove and is communicated with the V-shaped groove, the connecting channel is internally provided with the connecting section, and the limiting section is arranged in the limiting channel;
the limiting block is pushed in, and when the fixed section of the limiting block is attached to the side edge of the clamping body, the limiting section is arranged in the limiting channel and partially extends out of the V-shaped groove;
and when the limiting section of the limiting block is arranged on one side, close to the fixed section, of the limiting channel, the connecting screw hole is completely exposed, and the limiting section and the V-shaped groove are completely not overlapped.
3. The dual-purpose clamping mechanism for mechanical parts according to claim 1, wherein: the 3 fastening screw holes are sequentially a first fastening screw hole, a second fastening screw hole and a third fastening screw hole;
and the fixed section is provided with a limiting screw hole positioned on two sides of the length of the fixed section, the limiting screw holes are respectively used for connecting the two fastening bolts, the two limiting screw holes correspond to the first fastening screw hole and the third fastening screw hole respectively, and the extending direction of the limiting screw hole is consistent with that of the limiting block.
4. The dual-purpose clamping mechanism for mechanical parts according to claim 1, wherein: the first clamping piece and the second clamping piece are both movably connected to the base;
the two sides of the base are respectively provided with a first movable groove and a second movable groove, the first movable groove and the second movable groove are positioned on the same straight line, the first movable groove and the second movable groove are respectively provided with a first movable block and a second movable block, clamping bodies of the first clamping piece and the second clamping piece are respectively arranged on the first movable block and the second movable block, the outer sides of the first clamping piece and the second clamping piece which are positioned on the base are respectively provided with a first linear motor and a second linear motor, and the output ends of the first linear motor and the second linear motor are respectively connected with the clamping bodies of the first clamping piece and the second clamping piece.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222809664 | 2022-10-25 | ||
| CN2022228096645 | 2022-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219131940U true CN219131940U (en) | 2023-06-06 |
Family
ID=86601697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223402313.9U Active CN219131940U (en) | 2022-10-25 | 2022-12-19 | Dual-purpose clamping mechanism for mechanical parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219131940U (en) |
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2022
- 2022-12-19 CN CN202223402313.9U patent/CN219131940U/en active Active
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