CN117340785A - Clamp for machining metal product - Google Patents
Clamp for machining metal product Download PDFInfo
- Publication number
- CN117340785A CN117340785A CN202311624876.9A CN202311624876A CN117340785A CN 117340785 A CN117340785 A CN 117340785A CN 202311624876 A CN202311624876 A CN 202311624876A CN 117340785 A CN117340785 A CN 117340785A
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- China
- Prior art keywords
- clamping block
- clamp splice
- adjusting
- chuck body
- sliding
- Prior art date
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- 239000002184 metal Substances 0.000 title claims abstract description 82
- 238000003754 machining Methods 0.000 title description 13
- 238000007789 sealing Methods 0.000 claims description 27
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 238000009826 distribution Methods 0.000 claims description 6
- 238000005498 polishing Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 239000007769 metal material Substances 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005555 metalworking Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to the technical field of intelligent processing equipment and discloses a clamp for processing metal products, which comprises a chuck body, wherein a plurality of first sliding grooves are formed in the top end of the chuck body, first sliding seats are slidably arranged in the first sliding grooves, first clamping blocks are fixedly arranged on the top ends of the first sliding seats, second sliding grooves are formed in the first sliding seats, second sliding seats are slidably arranged in the second sliding grooves, and second clamping blocks are fixedly arranged on the top ends of the second sliding seats; according to the invention, through the arrangement of the second clamping blocks, when the outer wall of the cylindrical metal workpiece is extruded, the inner wall of the cylindrical metal workpiece can be supported, so that the cylindrical metal workpiece is not easy to deform when being pressed, the stability of the cylindrical metal workpiece in the processing processes of grinding, polishing and the like is ensured, the cylindrical metal material is not easy to deform when being pressed, the processing device is suitable for processing various thin-wall cylindrical metal workpieces, the processing precision is remarkably improved, and the processing device is suitable for processing and manufacturing precision metal products.
Description
Technical Field
The invention relates to the technical field of intelligent processing equipment, in particular to a clamp for processing metal products.
Background
The fixture for machining metal product is used in machining process to fix the machining object to the correct position for construction or detection. The fixture is generally composed of a positioning element (determining the correct position of the workpiece in the fixture), a clamping device, a tool setting guide element (determining the relative position of the tool and the workpiece or guiding the tool direction), an indexing device (enabling the workpiece to finish the machining of a plurality of stations in one installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a fixture body (fixture base) and the like.
Grinding and polishing machine tools are common equipment in metal working, and play a key role in the manufacturing process. Grinding machines are machine tools for grinding the surface of a workpiece by using grinding tools, most of which are grinding machines using grinding wheels rotating at high speed, and few of which are grinding machines using other grinding tools such as oilstones, abrasive belts, etc., and free abrasives, such as honing machines, superfinishing machines, abrasive belt grinding machines, polishing machines, etc. In addition, a polishing machine tool is a machine tool for performing surface polishing treatment on a workpiece, which can achieve a certain degree of finish and flatness of the workpiece surface by various polishing tools.
Chinese patent CN114248201B discloses a bevel gear reference circle positioning inner hole grinding fixture, which comprises a fixture body, and an end face positioning assembly, a reference circle positioning assembly and a clamping assembly which are connected with the fixture body: the end face positioning assembly is suitable for carrying out plane positioning on a large round end face of the bevel gear; the reference circle positioning assembly and the reference circle of the bevel gear realize self-centering through three-point contact; the clamping assembly comprises a pull rod and at least two hook-shaped pressing plates which are driven by the pull rod to stretch, the hook-shaped pressing plates are suitable for being pressed at the other end of the reference circle of the bevel gear, and when the hook-shaped pressing plates are far away from the end face of the bevel gear, the hook-shaped pressing plates can circumferentially rotate so that the hook-shaped pressing plates are located on the outer side of the circumference of the reference circle of the bevel gear. The large end face positioning device is positioned by using the large end face of the bevel gear, the positioning face is large, the stability is good, the hook-shaped pressing plate is tightly pressed on the large end face, the clamping is firm and reliable, the workpiece mounting rigidity is good, and the machining precision is convenient to guarantee.
In the high-end equipment manufacturing industry, a cylindrical metal workpiece with a thinner cylindrical wall is usually used, and processing technologies such as grinding, polishing and the like are required to be performed on the cylindrical metal workpiece so as to improve the precision of the workpiece.
Accordingly, it is necessary to provide a jig for metal product processing that solves the above-described technical problems.
Disclosure of Invention
The invention aims to provide a clamp for machining metal products, which is applicable to machining various thin-wall cylindrical metal workpieces and has the effect of remarkably improving machining precision.
The technical aim of the invention is realized by the following technical scheme: the utility model provides a metal product adds anchor clamps, includes the chuck body, a plurality of first spouts have been seted up on the top of the chuck body, and a plurality of equal slidable mounting in the inside of first spout has first slide, the top fixed mounting of first slide has first clamp splice, the second spout has been seted up on the first slide, slidable mounting has the second slide in the second spout, the top fixed mounting of second slide has the second clamp splice, when handling tubular metal work piece, the section of thick bamboo wall is pressed from both sides between first clamp splice and second clamp splice, the inside of the chuck body is provided with the first adjustment mechanism that is used for adjusting the position of first slide, be provided with the second adjustment mechanism that is used for adjusting the position of second slide on the first clamp splice.
The invention is further provided with: the first adjustment mechanism comprises an adjustment disc, an air cylinder and a connecting rod, wherein the adjustment disc is arranged in the chuck body, the air cylinder is fixedly arranged at the bottom end of the chuck body, the output end of the air cylinder is fixedly connected with the adjustment disc, the connecting rod is provided with a plurality of rods, the bottom ends of the connecting rods are hinged with the adjustment disc, and the top ends of the connecting rods are respectively hinged with a plurality of first sliding seats.
The invention is further provided with: the second adjusting mechanism comprises a second connecting shaft, a first rack, a second rack, an adjusting rod and a third sliding seat, wherein the third sliding seat is slidably installed on one side of the first clamping block, one end of the second connecting shaft is rotationally connected with the first clamping block, a first gear is sleeved at the other end of the second connecting shaft, one end of the first rack is fixedly connected with the second clamping block, the first rack is meshed with the gear, an adjusting rod is fixedly installed on the third sliding seat, the second rack is fixedly installed at one end of the adjusting rod, the second rack is meshed with the gear, a first spring is arranged in the second sliding groove, and the second sliding seat is elastically connected with the inner side wall of the second sliding groove through the first spring.
The invention is further provided with: the inside fixed mounting of regulating disk has the flow distribution plate, the top intercommunication of flow distribution plate is provided with a plurality of air nozzles, the roof of chuck body is run through on the top of air nozzle.
The invention is further provided with: one side of the bottom wall of the second clamping block is fixedly connected with a first sealing plate for sealing the second sliding groove, and the other side of the bottom wall of the second clamping block is fixedly connected with a second sealing plate for sealing the air nozzle.
The invention is further provided with: the utility model discloses a clamp splice, including first clamp splice, second clamp splice, first clamp splice, the both sides of first clamp splice are all symmetry provided with supplementary clamp splice, the inside of first clamp splice is provided with the third adjustment mechanism that is used for adjusting the position of supplementary clamp splice, third adjustment mechanism includes regulating plate, first connecting axle and second push pedal, the one end and the supplementary clamp splice fixed connection of regulating plate, the other end of regulating plate stretches into the inside of first clamp splice, and this end is connected with first clamp splice rotation through first connecting axle, the tip cover of first connecting axle is equipped with the torsional spring, the second push pedal sets up one side at two regulating plate tip.
The invention is further provided with: one end of the first sealing plate stretches into the first clamping block and is in sliding fit with the first clamping block, a first pushing plate is fixedly arranged at the end of the first sealing plate, an elastic connecting assembly is arranged on the first pushing plate, and one end of the elastic connecting assembly is connected with the second pushing plate.
The invention is further provided with: the elastic connecting assembly comprises a connecting cylinder, a connecting column and a second spring, one end of the connecting cylinder is fixedly connected with the first push plate, one end of the connecting column stretches into the connecting cylinder and is in sliding fit with the connecting cylinder, the other end of the connecting column is fixedly connected with the second push plate, the second spring is arranged in the connecting cylinder, and the end part of the connecting column is elastically connected with the inner wall of the connecting cylinder through the second spring.
The invention is further provided with: one side of the flow distribution disc is communicated with an air inlet pipe, and the air inlet pipe penetrates through the side wall of the chuck body.
In summary, the invention has the following beneficial effects:
1. according to the invention, through the arrangement of the second clamping blocks, when the outer wall of the cylindrical metal workpiece is extruded, the inner wall of the cylindrical metal workpiece can be supported, so that the cylindrical metal workpiece is not easy to deform when being pressed, the stability of the cylindrical metal workpiece in the processing processes of grinding, polishing and the like is ensured, the cylindrical metal material is not easy to deform when being pressed, the cylindrical metal workpiece pressing device is suitable for processing various thin-wall cylindrical metal workpieces, the processing precision is remarkably improved, and the cylindrical metal workpiece pressing device is suitable for processing and manufacturing precision metal products;
2. according to the invention, in the process that the cylindrical metal workpiece stretches into the first clamping block and the second clamping block, the inner wall of the workpiece can be automatically supported through the first adjusting mechanism, a driving element is not required to be additionally arranged for driving, the synchronism is good, the fixation firmness is improved, the production cost is reduced, in the processing process, gas can be injected into the split box through the gas inlet pipe, and is injected into the air nozzle through the split box, so that the inner wall of the workpiece is cleaned, when the clamp is not used, the bottom wall of the second sealing plate is attached to the air outlet of the air nozzle, so that the air outlet is sealed, foreign matters such as dust and chips outside are prevented from entering the air nozzle, the top opening of the second sliding groove can be sealed by the first sealing plate and the second sealing plate, and the top opening of the second sliding groove is in a sealed state no matter how the second clamping block moves, and chips generated during processing can be effectively prevented from entering the second sliding groove;
3. according to the invention, when the second clamping block moves towards the first clamping block, the first sealing plate drives the first pushing plate to move towards the adjusting plate, so that the second pushing plate drives the second pushing plate to move through the elastic connecting assembly, one end of the adjusting plate is pushed by the second pushing plate to rotate, so that the other end of the adjusting plate moves towards the clamped cylindrical metal workpiece, the two auxiliary clamping rods are uniformly pressed on the outer wall of the cylindrical metal workpiece, the cylindrical metal workpiece is further reinforced, the stress of the cylindrical metal workpiece is more uniform, deformation of the cylindrical metal workpiece during processing can be further prevented, the auxiliary clamping rods do not need to be actively controlled to move, the workpiece can be automatically reinforced after clamping is completed, and the operation is more convenient.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic representation of the three-dimensional structure of the present invention after removal of the chuck body;
FIG. 4 is a schematic three-dimensional view of a first clamping block, a second clamping block and a second adjustment mechanism according to the present invention;
FIG. 5 is a schematic three-dimensional view of a third adjustment mechanism and auxiliary clamping bar of the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5A according to the present invention;
FIG. 7 is a schematic three-dimensional structure of a first carriage and a second carriage according to the present invention;
FIG. 8 is a schematic three-dimensional view of a second clamping block, a first sealing plate and a second sealing plate according to the present invention;
FIG. 9 is a schematic top view of a first clamping block, a second clamping block and a third adjustment mechanism according to the present invention;
fig. 10 is an enlarged schematic view of the structure of fig. 9B according to the present invention.
In the figure: 1. a chuck body; 101. a first chute; 2. a cylinder; 3. a first slider; 301. a second chute; 4. a first clamping block; 5. a second clamping block; 6. an adjusting plate; 7. a connecting rod; 8. a second slider; 9. a first spring; 10. an auxiliary clamping rod; 11. an adjusting plate; 12. a first sealing plate; 13. a first push plate; 14. a first connecting shaft; 15. a torsion spring; 16. an elastic connection assembly; 161. a connecting cylinder; 162. a connecting column; 163. a second spring; 17. a second push plate; 18. a second connecting shaft; 19. a gear; 20. a first rack; 21. a second rack; 22. an adjusting rod; 23. a third slider; 24. a second sealing plate; 25. a diverter tray; 26. an air nozzle; 27. and an air inlet pipe.
Detailed Description
The present invention will be further described with reference to the drawings in the embodiments of the present invention.
Referring to fig. 1 to 4, fig. 7 and fig. 8, in the embodiment of the present invention, a clamp for processing a metal product includes a chuck body 1, a plurality of first sliding grooves 101 are provided at the top end of the chuck body 1, a first sliding seat 3 is slidably mounted in each of the plurality of first sliding grooves 101, a first clamping block 4 is fixedly mounted at the top end of the first sliding seat 3, a second sliding seat 301 is provided on the first sliding seat 3, a second clamping block 8 is slidably mounted in the second sliding groove 301, a second clamping block 5 is fixedly mounted at the top end of the second sliding seat 8, a cylinder wall is clamped between the first clamping block 4 and the second clamping block 5 when a cylindrical metal workpiece is processed, a first adjusting mechanism for adjusting the position of the first sliding seat 3 is provided in the interior of the chuck body 1, and a second adjusting mechanism for adjusting the position of the second sliding seat 8 is provided on the first clamping block 4; during the use, adjust the position of first slide 3 through first adjustment mechanism, thereby adjust the position of first clamp splice 4, make the distance between two relative first clamp splice 4 be greater than the external diameter of the tubular metal work piece of needs centre gripping, the distance between two relative second clamp splice 5 is less than the internal diameter of the tubular metal work piece of needs centre gripping, thereby make the section of thick bamboo wall of tubular metal work piece just can place between first clamp splice 4 and second clamp splice 5, then through manual work or manipulator with tubular metal work piece remove to its axle center coaxial with chuck body 1, the section of thick bamboo wall of meter tubular metal work piece just is located between first clamp splice 4 and second clamp splice 5 this moment, at this moment, drive second clamp splice 5 through second adjustment mechanism and remove and make it laminate with the inner wall of tubular metal work piece mutually, then through first adjustment mechanism drive first clamp splice 4 removal make it press on the outer wall of tubular metal work piece, thereby fix the tubular metal work piece, through the setting of second clamp splice 5, make the outer wall of tubular metal work piece receive when squeezing, the inner wall of tubular metal work piece can receive the support when polishing, it is easy to make the tubular metal work piece's inner wall when being difficult to press the tubular metal work piece, the precision is suitable for the thin wall of the tubular metal work piece is easy to be pressed in the manufacturing process of the metal work piece, the precision is easy, the precision of the abrasive machining is suitable for the metal work piece has been made when the metal is easy to be deformed, and is suitable for the precision is manufactured and has been in the metal work piece is easy, and has been manufactured.
In this embodiment, preferably, the first adjusting mechanism includes an adjusting disc 6, an air cylinder 2 and a connecting rod 7, the adjusting disc 6 is disposed in the chuck body 1, the air cylinder 2 is fixedly mounted at the bottom end of the chuck body 1, the output end of the air cylinder 2 is fixedly connected with the adjusting disc 6, the connecting rod 7 is provided with a plurality of connecting rods, the bottom ends of the plurality of connecting rods 7 are all hinged with the adjusting disc 6, and the top ends of the plurality of connecting rods 7 are respectively hinged with the plurality of first sliding seats 3; the first slide 3 and the connecting rods 7 are all provided with four, and are distributed in an annular array by taking the axial lead of the chuck body 1 as the array center, the output end of the air cylinder 2 can drive the adjusting disc 6 to move up and down, when the adjusting disc 6 moves upwards, the top ends of the connecting rods 7 move outwards so as to drive the plurality of first slide 3 to move outwards, and when the adjusting disc 6 moves downwards, the top ends of the plurality of connecting rods 7 move inwards so as to drive the plurality of first slide 3 to move inwards, so that the position of the first slide 3 is adjusted through the first adjusting mechanism.
In this embodiment, preferably, the second adjusting mechanism includes a second connecting shaft 18, a first rack 20, a second rack 21, an adjusting rod 22, and a third sliding seat 23, where the third sliding seat 23 is slidably mounted on one side of the first clamping block 4, one end of the second connecting shaft 18 is rotatably connected with the first clamping block 4, the other end of the second connecting shaft 18 is sleeved with a first gear 19, one end of the first rack 20 is fixedly connected with the second clamping block 5, the first rack 20 is meshed with the gear 19, an adjusting rod 22 is fixedly mounted on the third sliding seat 23, one end of the adjusting rod 22 is fixedly mounted with the second rack 21, the second rack 21 is meshed with the gear 19, a first spring 9 is disposed in the second sliding groove 301, and the second sliding seat 8 is elastically connected with the inner side wall of the second sliding groove 301 through the first spring 9; in the process that the cylinder wall of the cylindrical metal workpiece stretches into between the first clamping block 4 and the second clamping block 5, the cylinder wall of the workpiece gradually pushes the adjusting rod 22 to move downwards, the second rack 21 is driven to move downwards when the adjusting rod 22 moves downwards, so that the gear 19 is driven to rotate, the second rack 21 is driven to move when the gear 19 rotates, the second clamping block 5 is driven to move towards the direction close to the first clamping block 4 when the second rack 21 moves until the second clamping block 5 is attached to the inner wall of the cylindrical metal workpiece, then the first clamping block 4 can be driven to move through the first adjusting mechanism, so that the first clamping block 4 is pressed on the outer wall of the cylindrical metal workpiece, the fixing of the cylindrical metal workpiece is realized, the inner wall of the workpiece can be automatically supported through the first adjusting mechanism, a driving element is not required to be additionally arranged for driving, the synchronism is good, the fixing firmness is improved, and the production cost is reduced.
In this embodiment, preferably, a diverter disc 25 is fixedly installed in the adjusting disc 6, a plurality of air nozzles 26 are communicated with the top end of the diverter disc 25, the top end of each air nozzle 26 penetrates through the top wall of the chuck body 1, an air inlet pipe 27 is communicated with one side of the diverter disc 25, and the air inlet pipe 27 penetrates through the side wall of the chuck body 1; in the process of polishing and grinding the inner wall of the cylindrical metal workpiece, generated scraps are easily accumulated in the workpiece, so that the machining precision can be affected to a certain extent, and therefore, the embodiment is provided, in the machining process, gas can be injected into the split box through the air inlet pipe 27, and the gas enters the air nozzle 26 through the split box and is sprayed out, so that the inner wall of the workpiece is cleaned.
In this embodiment, preferably, one side of the bottom wall of the second clamping block 5 is fixedly connected with a first sealing plate 12 for sealing the second sliding groove 301, and the other side of the bottom wall of the second clamping block 5 is fixedly connected with a second sealing plate 24 for sealing the air nozzle 26; the diapire of first shrouding 12 is laminated mutually with the roof of first slide 3, and when anchor clamps do not use, the diapire of second shrouding 24 is laminated mutually with the gas outlet of air nozzle 26 to seal the gas outlet, in order to prevent impurity such as external dust, piece entering air nozzle 26, first shrouding 12 and second shrouding 24 all can seal the open top of second spout 301, make no matter how the second clamp splice 5 removes, the open top of second spout 301 is the closed state, can effectually prevent in the piece entering second spout 301 that produces when processing.
Referring to fig. 4 to 6, fig. 9 and fig. 10, in the embodiment of the present invention, the two sides of the first clamping block 4 are symmetrically provided with an auxiliary clamping rod 10, a third adjusting mechanism for adjusting the position of the auxiliary clamping rod 10 is provided in the first clamping block 4, the third adjusting mechanism includes an adjusting plate 11, a first connecting shaft 14 and a second pushing plate 17, one end of the adjusting plate 11 is fixedly connected with the auxiliary clamping rod 10, the other end of the adjusting plate 11 stretches into the first clamping block 4, the end is rotatably connected with the first clamping block 4 through the first connecting shaft 14, a torsion spring 15 is sleeved at the end of the first connecting shaft 14, one end of the torsion spring 15 is fixedly connected with the first connecting shaft 14, the other end of the torsion spring 15 is fixedly connected with the first clamping block 4, the torsion spring 15 is provided, so that when the second pushing plate 17 is separated from the adjusting plate 11, the adjusting plate 11 can be reset, and the second pushing plate 17 is provided at one side of the ends of the two adjusting plates 11.
In this embodiment, preferably, one end of the first sealing plate 12 extends into the first clamping block 4 and is in sliding fit with the first clamping block 4, and the end of the first sealing plate is fixedly provided with a first push plate 13, an elastic connection assembly 16 is installed on the first push plate 13, and one end of the elastic connection assembly 16 is connected with a second push plate 17.
In this embodiment, preferably, the elastic connection assembly 16 includes a connection cylinder 161, a connection column 162 and a second spring 163, one end of the connection cylinder 161 is fixedly connected with the first push plate 13, one end of the connection column 162 extends into the connection cylinder 161 and is slidably matched with the connection cylinder 161, the other end of the connection column 162 is fixedly connected with the second push plate 17, the second spring 163 is disposed in the connection cylinder 161, and the end of the connection column 162 is elastically connected with the inner wall of the connection cylinder 161 through the second spring 163.
When the second clamp splice 5 moves towards the first clamp splice 4, the first shrouding 12 drives the first push pedal 13 and moves towards regulating plate 11, thereby drive the second push pedal 17 through elastic connection subassembly 16 and remove, make the one end that second push pedal 17 promoted regulating plate 11 rotate, thereby make the other end of regulating plate 11 remove towards the tubular metal work piece by the centre gripping, thereby make two supplementary clamp levers 10 voltage-sharing on the outer wall of tubular metal work piece, thereby consolidate tubular metal work piece further, and the atress that makes tubular metal work piece is more even, deformation when can further preventing tubular metal work piece processing, and the removal of supplementary clamp lever 10 need not active control, after accomplishing the centre gripping, can consolidate the work piece voluntarily, it is comparatively convenient to operate.
Working principle: when the rack is used, the output end of the air cylinder 2 drives the adjusting disc 6 to move up and down, when the adjusting disc 6 moves up, the top ends of the connecting rods 7 move outwards, so that the first sliding seats 3 are driven to move outwards, when the adjusting disc 6 moves downwards, the top ends of the connecting rods 7 move inwards, so that the first sliding seats 3 are driven to move inwards, the position of the first sliding seats 3 is adjusted through the first adjusting mechanism, the position of the first clamping blocks 4 is adjusted, the distance between the two opposite first clamping blocks 4 is larger than the outer diameter of a cylindrical metal workpiece to be clamped, the distance between the two opposite second clamping blocks 5 is smaller than the inner diameter of the cylindrical metal workpiece to be clamped, so that the cylindrical metal workpiece can be placed between the first clamping blocks 4 and the second clamping blocks 5 just, then the cylindrical metal workpiece is moved to the axis coaxial with the chuck body 1 through a manual or mechanical hand, the cylindrical metal workpiece cylinder wall is just positioned between the first clamping blocks 4 and the second clamping blocks 5, when the cylindrical metal workpiece cylinder wall extends into the first clamping blocks 4 and the second clamping blocks 5, the second clamping blocks 21 are driven to move downwards, and the second clamping blocks 19 are driven to move downwards, and the rack is driven to move towards the second clamping blocks 19 when the cylindrical metal workpiece is driven to move towards the second clamping blocks 4, and the second clamping blocks 21 are driven to move towards the second clamping blocks to move towards the inner wall 19; meanwhile, when the second clamping block 5 moves towards the first clamping block 4, the first sealing plate 12 drives the first pushing plate 13 to move towards the adjusting plate 11, so that the second pushing plate 17 is driven by the elastic connecting assembly 16 to move, one end of the adjusting plate 11 is pushed by the second pushing plate 17 to rotate, so that the other end of the adjusting plate 11 moves towards the clamped cylindrical metal workpiece, the two auxiliary clamping rods 10 are pressed on the outer wall of the cylindrical metal workpiece in a uniform manner, the cylindrical metal workpiece is further reinforced, and the stress of the cylindrical metal workpiece is more uniform; it should be noted that all driving elements of the present invention are controlled by numerical control technology.
The foregoing description is only of the preferred embodiments of the invention, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the invention are therefore intended to be embraced therein.
Claims (9)
1. The utility model provides a fixture for metal product processing, includes chuck body (1), a plurality of first spouts (101) have been seted up on the top of chuck body (1), and a plurality of the inside of first spout (101) is all slidable mounting has first slide (3), the top fixed mounting of first slide (3) has first clamp splice (4), its characterized in that: the first sliding seat (3) is provided with a second sliding groove (301), the second sliding seat (8) is arranged in the second sliding groove (301), a second clamping block (5) is fixedly arranged at the top end of the second sliding seat (8), when a cylindrical metal workpiece is processed, the cylinder wall is clamped between the first clamping block (4) and the second clamping block (5), a first adjusting mechanism for adjusting the position of the first sliding seat (3) is arranged in the chuck body (1), and a second adjusting mechanism for adjusting the position of the second sliding seat (8) is arranged on the first clamping block (4).
2. The metal product processing jig according to claim 1, wherein: the first adjusting mechanism comprises an adjusting disc (6), an air cylinder (2) and a connecting rod (7), wherein the adjusting disc (6) is arranged inside the chuck body (1), the air cylinder (2) is fixedly arranged at the bottom end of the chuck body (1), the output end of the air cylinder (2) is fixedly connected with the adjusting disc (6), the connecting rod (7) is provided with a plurality of connecting rods, the bottom ends of the connecting rods (7) are hinged to the adjusting disc (6), and the top ends of the connecting rods (7) are hinged to a plurality of first sliding seats (3) respectively.
3. The metal product processing jig according to claim 2, wherein: the second adjustment mechanism comprises a second connecting shaft (18), a first rack (20), a second rack (21), an adjusting rod (22) and a third sliding seat (23), wherein the third sliding seat (23) is slidably mounted on one side of the first clamping block (4), one end of the second connecting shaft (18) is rotationally connected with the first clamping block (4), a first gear (19) is sleeved at the other end of the second connecting shaft (18), one end of the first rack (20) is fixedly connected with the second clamping block (5), the first rack (20) is meshed with the gear (19), the adjusting rod (22) is fixedly mounted on the third sliding seat (23), the second rack (21) is fixedly mounted on one end of the adjusting rod (22), the second rack (21) is meshed with the gear (19), a first spring (9) is arranged in the second sliding groove (301), and the second sliding seat (8) is elastically connected with the inner side wall of the second sliding groove (301) through the first spring (9).
4. A metal product processing jig according to claim 3, wherein: the inside fixed mounting of adjustment disk (6) has flow distribution disk (25), the top intercommunication of flow distribution disk (25) is provided with a plurality of air nozzles (26), the roof of chuck body (1) is run through at the top of air nozzle (26).
5. The metal product processing jig according to claim 4, wherein: one side of the bottom wall of the second clamping block (5) is fixedly connected with a first sealing plate (12) for sealing the second sliding groove (301), and the other side of the bottom wall of the second clamping block (5) is fixedly connected with a second sealing plate (24) for sealing the air nozzle (26).
6. The metal product processing jig according to claim 5, wherein: the utility model discloses a clamp splice, including clamp splice, first clamp splice (4) and second clamp splice, both sides of first clamp splice (4) are all symmetry is provided with supplementary clamp splice (10), the inside of first clamp splice (4) is provided with the third adjustment mechanism that is used for adjusting the position of supplementary clamp splice (10), third adjustment mechanism includes regulating plate (11), first connecting axle (14) and second push pedal (17), the one end and the supplementary clamp splice (10) fixed connection of regulating plate (11), the other end of regulating plate (11) stretches into the inside of first clamp splice (4), and this end is connected with first clamp splice (4) rotation through first connecting axle (14), the tip cover of first connecting axle (14) is equipped with torsional spring (15), second push pedal (17) set up in one side of two regulating plate (11) tip.
7. The metal product processing jig according to claim 6, wherein: one end of the first sealing plate (12) stretches into the first clamping block (4) and is in sliding fit with the first clamping block (4), a first pushing plate (13) is fixedly arranged at the end of the first sealing plate, an elastic connecting assembly (16) is arranged on the first pushing plate (13), and one end of the elastic connecting assembly (16) is connected with a second pushing plate (17).
8. The metal product processing jig according to claim 7, wherein: the elastic connection assembly (16) comprises a connection cylinder (161), a connection column (162) and a second spring (163), one end of the connection cylinder (161) is fixedly connected with the first push plate (13), one end of the connection column (162) stretches into the connection cylinder (161) and is in sliding fit with the connection cylinder (161), the other end of the connection column (162) is fixedly connected with the second push plate (17), the second spring (163) is arranged in the connection cylinder (161), and the end part of the connection column (162) is elastically connected with the inner wall of the connection cylinder (161) through the second spring (163).
9. The metal product processing jig according to claim 4, wherein: one side of the flow distribution disc (25) is communicated with an air inlet pipe (27), and the air inlet pipe (27) penetrates through the side wall of the chuck body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311624876.9A CN117340785B (en) | 2023-11-30 | 2023-11-30 | Clamp for machining metal product |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311624876.9A CN117340785B (en) | 2023-11-30 | 2023-11-30 | Clamp for machining metal product |
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| CN117340785A true CN117340785A (en) | 2024-01-05 |
| CN117340785B CN117340785B (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311624876.9A Active CN117340785B (en) | 2023-11-30 | 2023-11-30 | Clamp for machining metal product |
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Cited By (1)
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|---|---|
| CN117340785B (en) | 2024-04-02 |
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