CN107225425B - Electric spindle broach structure and electric spindle rotor structure applying same - Google Patents
Electric spindle broach structure and electric spindle rotor structure applying same Download PDFInfo
- Publication number
- CN107225425B CN107225425B CN201710605316.7A CN201710605316A CN107225425B CN 107225425 B CN107225425 B CN 107225425B CN 201710605316 A CN201710605316 A CN 201710605316A CN 107225425 B CN107225425 B CN 107225425B
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- China
- Prior art keywords
- pull rod
- electric spindle
- broach
- pull
- head
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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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/1552—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
- B23Q3/15553—Tensioning devices or tool holders, e.g. grippers
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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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Surgical Instruments (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention provides an electric spindle broach structure and an electric spindle rotor structure applying the same, wherein the electric spindle broach structure comprises a pull rod, a fixing part is arranged at the tail end part of the pull rod, a spring piece assembly is covered outside the body of the pull rod, and a broach assembly is arranged at the head end part of the pull rod; the broach assembly comprises a support head sleeved on the head of the pull rod, a locking nut for locking the support head, and the pull claw is buckled outside the support head. The electric spindle rotor structure is characterized in that the pull rod is arranged in the axle center in a penetrating way, a first blocking surface propping against the elastic sheet component is arranged in the axle center, the electric spindle rotor structure further comprises a second blocking surface limiting the broach component, and a sliding space protruding towards the center line of the axle center and used for sliding the pull claw rubber component is formed between the first blocking surface and the second blocking surface. The invention has simple and compact structure and strong stability, and can simply and quickly disassemble the cutter.
Description
Technical Field
The invention relates to the field of motorized spindles, in particular to a broach structure and a rotor structure using the broach structure.
Background
The current back-pull type electric spindle tool changing structure has the advantages of convenient disassembly and compact structure and is widely applied to the field of electric spindles, but the structure of the tool changing needs to overcome the structural deviation generated in the process of changing, the structure is too complex, the too large space is occupied, the tool is easy to shake after being installed if the structure is too simple, dust is easy to enter even, and meanwhile, the page needs to meet the requirement of convenient disassembly. For example, the existing tool changing tool controls the loosening and locking state of the pull claw through the conical hole arranged at the head of the shaft center, specifically, the pull claw is arranged to be of an elastic structure, the pull claw is loosened on the conical hole after being ejected out, the sensing device is designed at the tail of the shaft center, the pull rod is controlled to return, then the pull claw locks the tool, the mode of pushing the pull rod in the structure is direct, however, due to the fact that gaps exist between the pull rod and the shaft center or abrasion exists in movement, the offset is increased after long-time use, in addition, the design of the conical hole is aimed at the tool bit, the pull claw locks the tool by means of the position of the conical hole, abrasion loss is large, the tool bit cannot be effectively locked by the pull claw after long-time use, and the situation cannot be found in time by a user.
Disclosure of Invention
The invention aims to provide an extruder structure capable of rapidly switching materials.
The above object is achieved by the following technical scheme:
the electric spindle broach structure is characterized by comprising a pull rod, wherein the tail end part of the pull rod is provided with a fixing part, the body of the pull rod is externally covered with a spring piece assembly, and the head end part of the pull rod is provided with a broach assembly; the broach assembly comprises a support head sleeved on the head of the pull rod, a locking nut for locking the support head, and the pull claw is buckled outside the support head.
As a further description of the above-mentioned electric spindle broach structure, the fixing portion is a protruding column member, and forms a step with the pull rod body, the step width is the width of the spring assembly, and the tail center of the column member seals off the tail of the pull rod by a push rod beryllium copper.
As a further description of the structure of the electric spindle broach, the elastic piece assembly is divided into two groups by a pipe bit ring.
As a further description of the above-mentioned electric spindle broach structure, the end of the pull rod includes a two-stage decreasing platform formed from the body to the end, which is a first external thread and a second external thread.
As a further description of the electric spindle broach structure, the first external thread is provided with a nut, the second external thread is provided with the supporting head, the supporting head is sleeved with a pull claw rubber piece, and the pull claw is fixed on the pull claw rubber piece through a tension spring ring.
As a further description of the structure of the electric spindle broach, the outer sides of the pulling claws are provided with inclined positions which incline outwards.
The utility model provides an electricity main shaft rotor structure, the pull rod run through and set up in the axle center, the axle center in set up one and support and lean on the first fender face of shell fragment subassembly, still include one inject the second fender face of broach subassembly, first fender face with the second keep off between the face and form one and to the protruding confession of axle center central line pull claw rubber spare slip space.
As a further description of the above-mentioned motorized spindle rotor structure, an inclined plane matching with the inclined position of the pull claw is disposed in the shaft center, and the inclined plane is inclined to the inner wall of the shaft center.
The beneficial effects of the invention are as follows: 1. the broach is simple in structure, convenient to install and small in occupied space, the two stages of platforms are arranged at the head of the pull rod, nuts for stabilizing the head of the pull rod and the supporting head and the pull rubber part indirectly connected with the pull claw are respectively arranged, so that the whole broach assembly is very compact in structure, the pull claw is very stable in the pushing process, the offset in the moving process is automatically adjusted through the pull claw rubber part, and mechanical abrasion generated when the pull claw is directly contacted with the pull rod is reduced; 2. the electric spindle rotor structure manufactured by utilizing the broach structure is very stable, the elastic piece assembly is arranged between the axle center and the pull rod, the elastic piece assembly can fill the gap between the axle center and the pull rod, and meanwhile, the deflection in the moving process of the pull rod can be finely adjusted, in order to avoid the influence of the overlength of the elastic piece assembly and the overlarge superposition quantity of the elastic piece assembly in moving, a pipe position ring is arranged in the middle, the end part of the axle center is provided with an inclined plane matched with the inclined position of the pulling claw, the inclined plane is inclined to the inner wall of the axle center, the position is positioned at the rear end of the conical hole, when the pulling claw needs to be bounced off to loosen a cutter, the cutter can be stably loosened through slow traction of the inclined plane, and meanwhile, the inner wall of the axle center can limit the maximum loosened position, so that the elastic part is prevented from being damaged due to overlarge loosening.
Drawings
Fig. 1 is a schematic diagram of the structure of the novel electric spindle broach.
Fig. 2 is a schematic view of the head end of the electric spindle broach structure.
Fig. 3 is a schematic view of the novel pull rod structure.
Fig. 4 is a schematic view of a tension spring snap-fit.
Fig. 5 is a schematic structural view of the pull claw rubber member.
Fig. 6 is a schematic diagram of a locking structure of the motorized spindle rotor structure.
Fig. 7 is a schematic diagram of an unclamped configuration of the motorized spindle rotor structure.
Fig. 8 is a schematic view of a head locking structure of an electric spindle rotor structure.
Fig. 9 is a schematic diagram of the head loosening structure of the motorized spindle rotor structure.
1, a body in the figure; 2. a tail end portion; 21. a fixing part; 22. a step; 23. beryllium copper; 3. a head end portion; 31. a first external thread; 32. a second external thread; 4. an elastic component; 5. a pipe position ring; 6. a broach assembly; 61. a support head; 62. a lock nut; 63. a pulling claw; 64. a pull claw rubber member; 65. a tension spring; 7. a nut; 8. an axle center; 81. a first baffle surface; 82. a second blocking surface; 83. a sliding space; 84. an inclined plane; 9. and (5) pulling nails.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
the directional terms mentioned in the following embodiments, such as "up, down, left, right", are only directions referring to the drawings, and thus, the directional terms are used for explanation and not for limitation of the present invention.
As shown in fig. 1-5, the electric spindle broach structure comprises a pull rod, wherein the tail end part 2 of the pull rod is provided with a fixing part 21, the body 1 of the pull rod is externally covered with an elastic sheet assembly 4, and the end part 3 of the pull rod is provided with a broach assembly 6; the broach assembly 6 comprises a supporting head 61 sleeved on the head of the pull rod, a locking nut 62 for locking the supporting head 61, and a pulling claw 63 fastened outside the supporting head 61.
As a further description of the above-mentioned electric spindle broach structure, the fixing portion 21 is a protruding column member, and forms a step 22 with the pull rod body, the step 22 has a width equal to that of the spring assembly 4, the spring assembly 4 is blocked by the step 22, the outer edge of the step 22 is flush with the spring assembly 4, so as to ensure the compactness of the structure when the end of the pull rod is connected with the axis, and the tail center of the column member is blocked by a beryllium copper 23 of a push rod.
As a further description of the electric spindle broach structure, the elastic piece assemblies are divided into two groups by the pipe position ring 5, and the pipe position ring 5 can reasonably disperse the two groups of elastic piece assemblies 4, so that the elastic piece assemblies 4 are prevented from being overlong, and in the movement process, the stress is uneven, and the stability is influenced.
As a further description of the structure of the electric spindle broach, the head end of the pull rod comprises a two-stage decreasing platform formed from the body to the end, wherein the platform is an external thread, and the external thread is a first external thread 31 and a second external thread 32 respectively.
As a further description of the above-mentioned electric spindle broach structure, the first external thread is provided with a nut 7, the second external thread is provided with the supporting head 61, the supporting head 61 is sleeved with the pull claw rubber member 64, and the pull claw 63 is externally fixed on the pull claw rubber member 64 through a tension spring ring 65.
As a further description of the structure of the motorized spindle broach, the outer sides of the jaws are provided with outwardly sloping ramps 66.
As shown in fig. 6-9, in an electric spindle rotor structure, the pull rod is disposed in the shaft center 8, a first blocking surface 81 abutting against the spring assembly is disposed in the shaft center, and the electric spindle rotor structure further includes a second blocking surface 82 defining the broach assembly, and a sliding space 83 protruding toward the center line of the shaft center and provided for sliding the pull claw rubber member 64 is formed between the first blocking surface 71 and the second blocking surface 82.
As a further description of the above-mentioned structure of the motorized spindle rotor, a bevel 84 is disposed in the shaft center 8 to match the bevel 66 of the pull claw, and the bevel 84 is inclined toward the inner wall of the shaft center.
When in work: in the clamping state, the pull claw is limited by the axle center, and the tension spring ring is opened to apply the contraction force of the pull claw, so that the whole pull claw structure is in the clamping state, and the pull claw can clamp the pull nail at the moment; when the pull nail 9 needs to be loosened, the cylinder pushes the fixing part of the pull rod to abut against the end part of the axle center, the elastic sheet assembly is compressed due to the first blocking surface of the axle center, the pull rod moves towards the head to push out the pull claw, the inclined position of the pull claw enters into the inclined surface of the axle center, and in the process, the pull claw is compressed by the tension spring ring due to restoring force, and the pull claw is opened in the inclined surface 84 to finish the opening action. The blind rivet 9 can be pulled out for replacement.
The above description should not be taken as limiting the scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical substance of the present invention still fall within the scope of the present invention.
Claims (4)
1. The electric spindle broach structure is characterized by comprising a pull rod, wherein the tail end part of the pull rod is provided with a fixing part, the pull rod body is externally coated with an elastic sheet assembly, and the head end part of the pull rod is provided with a broach assembly; the broach assembly comprises a support head sleeved at the end part of the pull rod head, a locking nut for locking the support head, and a pull claw buckled outside the support head;
the fixing part is a raised column part, a drop step is formed between the fixing part and the pull rod body, the step width is the width of the elastic sheet assembly, and the tail end part center of the column part is used for blocking the tail end part of the pull rod through a mandril beryllium copper; the elastic sheet assembly is divided into two groups by a pipe position ring;
the head end of the pull rod comprises a two-stage decreasing platform formed from the body to the end, wherein the two-stage decreasing platform comprises a first external thread and a second external thread;
the first external thread is provided with a nut, the second external thread is provided with the supporting head, the supporting head is sleeved with a pull claw rubber piece, and the pull claw is fixed on the pull claw rubber piece through a tension spring ring.
2. The electric spindle broach structure according to claim 1, wherein: the outer side of the pull claw is provided with an inclined position which is inclined outwards.
3. An electric spindle rotor structure using the electric spindle broach structure according to any one of claims 1-2, wherein the pull rod is disposed in the shaft center in a penetrating manner, a first blocking surface abutting against the elastic piece assembly is disposed in the shaft center, the electric spindle rotor structure further comprises a second blocking surface limiting the broach assembly, and a sliding space protruding toward the center line of the shaft center and allowing the pull claw rubber member to slide is formed between the first blocking surface and the second blocking surface.
4. An electric spindle rotor structure according to claim 3, characterized in that: an inclined plane matched with the inclined position of the pull claw is arranged in the axle center, and the inclined plane inclines towards the inner wall of the axle center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710605316.7A CN107225425B (en) | 2017-07-24 | 2017-07-24 | Electric spindle broach structure and electric spindle rotor structure applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710605316.7A CN107225425B (en) | 2017-07-24 | 2017-07-24 | Electric spindle broach structure and electric spindle rotor structure applying same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107225425A CN107225425A (en) | 2017-10-03 |
| CN107225425B true CN107225425B (en) | 2023-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710605316.7A Active CN107225425B (en) | 2017-07-24 | 2017-07-24 | Electric spindle broach structure and electric spindle rotor structure applying same |
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| Country | Link |
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| CN (1) | CN107225425B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110181312A (en) * | 2019-05-28 | 2019-08-30 | 深圳市爱贝科精密机械有限公司 | A kind of blind rivet sealing structure based on knife handle |
| CN111390619B (en) * | 2020-04-01 | 2022-03-11 | 江苏贵钰航空工业有限公司 | Broach spindle of numerical control vertical drilling machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103286611B (en) * | 2013-05-08 | 2016-12-28 | 宁波海天精工股份有限公司 | A kind of High-Speed Automatic right-angle head of compact structure |
| CN203696447U (en) * | 2013-12-09 | 2014-07-09 | 宁波海天精工股份有限公司 | High-speed automatic extending head |
| CN204935200U (en) * | 2015-07-16 | 2016-01-06 | 李文博 | A kind of main shaft |
| CN205415072U (en) * | 2016-03-15 | 2016-08-03 | 宁波海天精工股份有限公司 | Semi -automatic right angle head of automatic function of forging a knife in area |
| CN207372775U (en) * | 2017-07-24 | 2018-05-18 | 东莞市科隆实业有限公司 | The electro spindle rotor structure of electro spindle broaching tool structure and the application structure |
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| Publication number | Publication date |
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| CN107225425A (en) | 2017-10-03 |
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