CN111805267A - Drum centering clamp for machine tool - Google Patents
Drum centering clamp for machine tool Download PDFInfo
- Publication number
- CN111805267A CN111805267A CN202010698969.6A CN202010698969A CN111805267A CN 111805267 A CN111805267 A CN 111805267A CN 202010698969 A CN202010698969 A CN 202010698969A CN 111805267 A CN111805267 A CN 111805267A
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- China
- Prior art keywords
- fixedly connected
- plate
- block
- working plate
- bottom plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 210000000080 chela (arthropods) Anatomy 0.000 claims abstract description 17
- 210000001847 Jaw Anatomy 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Abstract
The invention discloses a drum wheel centering clamp for a machine tool, which comprises a top plate and a left working plate, wherein the right lower side of the top plate is fixedly connected with a fixed column, the bottom of the fixed column is fixedly connected with a base, a sliding rod is fixedly connected inside the base, a sliding block and a limiting block are respectively arranged inside the base, the right upper side of a bottom plate is fixedly connected with the right working plate, the left end of the right working plate is fixedly connected with a right clamping pliers, the left lower side of the bottom plate is fixedly connected with the limiting block, and the right lower side of the bottom plate is fixedly connected with the bottom plate; the left working plate is fixedly connected with the positioning block, the right end of the left working plate is fixedly connected with the left clamping pincers, the left end of the left working plate is fixedly connected with the working block, and the upper end of the working block is fixedly connected with the guide block. The drum wheel centering clamp for the machine tool drives the left clamping pincers and the right clamping pincers to synchronously and oppositely move through the gear and the two groups of racks so as to clamp a workpiece.
Description
Technical Field
The invention relates to the technical field of machine tool equipment science and technology, in particular to a drum wheel centering clamp for a machine tool.
Background
The drum is an important component of the whole gear machine tool, plays a role in starting and stopping in the whole gear machine tool, and the quality of the drum directly influences the precision of the whole gear machine tool. When a drum wheel component is machined, firstly, the coaxiality error value of each hole cannot be larger than 0.01mm, the perpendicularity error value of each end face and the hole center line cannot be larger than 0.01mm, holes needing to be machined together by the cradle drum wheel and the tool rest base disc after assembly cannot be larger than 0.01mm after machining, the precision of the worm wheel needs to reach 3 levels after the worm wheel is machined, the accumulated error of the circle section limit of the worm wheel is within 0.025mm, and the precision requirement is high after the whole drum wheel assembly is assembled together.
In order to solve the disadvantages existing in the market at present, a drum centering fixture for a machine tool is provided to solve the problems.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects mentioned in the background technology and provide a drum wheel centering clamp for a machine tool. The gear, the rack, the left clamping pincers and the right clamping pincers have the characteristics that the left clamping pincers and the right clamping pincers are driven to synchronously move and move in opposite directions through the gear and the two groups of racks, and work pieces are clamped.
In order to achieve the purpose, the invention provides the following technical scheme: a drum wheel centering clamp for a machine tool comprises a top plate and a left working plate, wherein the right lower side of the top plate is fixedly connected with a fixed column, the bottom of the fixed column is fixedly connected with a base, a slide rod is fixedly connected inside the base, a slide block and a limiting block are respectively arranged inside the base, the right upper side of a bottom plate is fixedly connected with the right working plate, the left end of the right working plate is fixedly connected with a right clamping pliers, the left lower side of the bottom plate is fixedly connected with the limiting block, and the right lower side of the bottom plate is fixedly connected with the bottom plate;
left side work board upper end and locating piece fixed connection, and left work board right-hand member and left centre gripping pincers fixed connection, left work board left end and work piece fixed connection simultaneously to work piece upper end and guide block fixed connection, the gear is installed to the work piece downside, and the gear is installed on the axostylus axostyle.
Furthermore, left side work board, work piece and guide block are "F" shape setting, and the guide block upper end is inside to be seted up two sets of guiding holes, and two sets of guiding hole insides are all pegged graft and are had the horizontal pole.
Furthermore, the upper ends of the left working plate and the right working plate are fixedly connected with positioning blocks, two groups of positioning holes are formed in the positioning blocks, and cross rods are inserted into the two groups of positioning holes.
Furthermore, the left clamping pincers and the right clamping pincers are both provided with grooves, and the grooves are uniformly provided with friction blocks.
Furthermore, the left clamping pincers and the right clamping pincers synchronously and oppositely move, and the structures and the sizes of the left clamping pincers and the right clamping pincers are consistent.
Further, the upper left side of the bottom plate is fixedly connected with the rack, the lower side of the working block is fixedly connected with the rack, the upper end and the lower end of the gear are respectively meshed with the two sets of racks, limiting holes are formed in the sliding block and the limiting block at the bottom of the bottom plate, and sliding rods are inserted in the limiting holes.
Furthermore, the shaft lever is fixedly connected with an output shaft of the motor device through a coupler, the bottom plate and the working block are in parallel relation, and the left working plate and the right working plate are in parallel relation.
Further, the gear both sides of installation all install and take the bearing support on the axostylus axostyle, and take the bearing support to fix on the base, and the end of axostylus axostyle is installed on the fixed column, and motor device drives gear revolve simultaneously and promotes left working plate and right working plate and press from both sides tightly and loosen the motion.
Compared with the prior art, the invention has the beneficial effects that:
1. the left clamping pliers and the right clamping pliers are driven to synchronously and oppositely move through the gear and the two groups of racks, so that the workpiece is centered and clamped;
2. a sliding rod is inserted into the sliding block at the bottom of the bottom plate and the limiting block to limit and guide the transversely moving bottom plate; the positioning blocks at the upper ends of the right working plate and the left working plate are internally inserted with a cross rod, so that the stability of the left working plate and the right working plate during working is ensured.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a schematic view of the left and right clamping jaws of the present invention;
FIG. 4 is a top view of the left and right clamping jaws of the present invention;
FIG. 5 is a structural view of the left holding clamp of the present invention;
FIG. 6 is a top view of the structural base of the present invention.
Reference numbers in the figures: 1. a top plate; 2. a guide block; 3. a cross bar; 4. positioning blocks; 5. a left working plate; 6. a left holding clamp; 7. a right holding clamp; 8. a friction block; 9. a right working plate; 10. fixing a column; 11. a groove; 12. a base; 13. a base plate; 14. a slider; 15. a slide bar; 16. a rack; 17. a motor device; 18. a limiting block; 19. a shaft lever; 20. a gear; 21. and (5) a working block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a drum wheel centering clamp for a machine tool comprises a top plate 1 and a left working plate 5, wherein the lower right side of the top plate 1 is fixedly connected with a fixed column 10, the bottom of the fixed column 10 is fixedly connected with a base 12, a sliding rod 15 is fixedly connected inside the base 12, a sliding block 14 and a limiting block 18 are respectively installed inside the base 12, the upper right side of a bottom plate 13 is fixedly connected with a right working plate 9, the left end of the right working plate 9 is fixedly connected with a right clamping clamp 7, the lower left side of the bottom plate 13 is fixedly connected with the limiting block 18, and the lower right side of the bottom plate 13 is fixedly connected with the bottom plate 13; the left upper side of the bottom plate 13 is fixedly connected with a rack 16, the lower side of a working block 21 is fixedly connected with the rack 16, the upper end and the lower end of a gear 20 are respectively meshed with the two groups of racks 16, limiting holes are formed in a sliding block 14 and a limiting block 18 at the bottom of the bottom plate 13, and a sliding rod 15 is inserted in the limiting holes; the left working plate 5, the working block 21 and the guide block 2 are arranged in an F shape, two groups of guide holes are formed in the upper end of the guide block 2, and the cross rods 3 are inserted in the two groups of guide holes; the upper ends of the left working plate 5 and the right working plate 9 are fixedly connected with positioning blocks 4, two groups of positioning holes are formed in the positioning blocks 4, and cross rods 3 are inserted into the two groups of positioning holes; grooves 11 are formed in the left clamping pliers 6 and the right clamping pliers 7, and friction blocks 8 are uniformly arranged in the grooves 11; the left clamping jaw 6 and the right clamping jaw 7 synchronously move in opposite directions, and the structures and the sizes of the left clamping jaw 6 and the right clamping jaw 7 are consistent; the upper end of the left working plate 5 is fixedly connected with the positioning block 4, the right end of the left working plate 5 is fixedly connected with the left clamping pliers 6, meanwhile, the left end of the left working plate 5 is fixedly connected with the working block 21, the upper end of the working block 21 is fixedly connected with the guide block 2, a gear 20 is installed on the lower side of the working block 21, and the gear 20 is installed on the shaft rod 19; the shaft rod 19 is fixedly connected with an output shaft of the motor device 17 through a coupler, the bottom plate 13 is parallel to the working block 21, and the left working plate 5 is parallel to the right working plate 9;
as shown in fig. 1-2: when the left working plate 5 and the right working plate 9 move transversely, the top end of a positioning block 4 on the left working plate 5 is inserted with a cross rod 3, the upper end of a guide block 2 is inserted with the cross rod 3, the inside of the positioning block 4 at the upper end of the right working plate 9 is also inserted with the cross rod 3, the stability of the left working plate 5 and the right working plate 9 during working is ensured, and the left working plate 5 and the right working plate 9 which move transversely are limited and guided; meanwhile, a sliding rod 15 is inserted into the sliding block 14 at the bottom of the bottom plate 13 and the limiting block 18 to limit and guide the transverse moving bottom plate 13, the convex blocks arranged at the two sides of the limiting block 18 correspond to the side surfaces of the groove at the bottom of the base 12, and the length of the relative movement of the left working plate 5 and the right working plate 9 is less than half of the length of the upper and lower groups of racks 16, so that the gear 20 always moves relatively on the racks 16;
as shown in fig. 1-3: under motor device 17's effect, through gear 20 and two sets of rack 16, drive left centre gripping pincers 6 simultaneously, right centre gripping pincers 7 carry out the synchronization, move in opposite directions, carry out centering centre gripping work to the work piece, guarantee that the center of work piece keeps unchangeable during processing, motor device 17 is preferred is band-type brake motor, guarantee that motor device 17's output shaft can not take place to rotate under the effect of external force, the gear 20 both sides of installation on axostylus axostyle 19 all install and take the bearing support, and take the bearing support to fix on base 12, and the end of axostylus axostyle 19 is installed on fixed column 10, motor device 17 drives gear 20 through axostylus axostyle 19 and rotates left working plate 5 and right working plate 9.
When the drum centering fixture for the machine tool is used, an external switch of the motor device 17 is turned on, an output shaft of the motor device 17 drives the gear 20 to rotate through the shaft rod 19, the upper end of the gear 20 drives the working block 21 to move rightwards through the rack 16, and the lower end of the gear 20 drives the bottom plate 13 to move leftwards through the rack 16, so that the left working plate 5 and the right working plate 9 synchronously move in opposite directions, clamping work of the left clamping jaw 6 and the right clamping jaw 7 on a workpiece is completed, and the whole process of the drum centering fixture for the machine tool is completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A drum centering fixture for a machine tool, comprising a top plate (1) and a left work plate (5), characterized in that: the right lower side of the top plate (1) is fixedly connected with a fixed column (10), the bottom of the fixed column (10) is fixedly connected with a base (12), meanwhile, a sliding rod (15) is fixedly connected inside the base (12), a sliding block (14) and a limiting block (18) are respectively installed inside the base (12), the right upper side of a bottom plate (13) is fixedly connected with a right working plate (9), the left end of the right working plate (9) is fixedly connected with a right clamping clamp (7), the left lower side of the bottom plate (13) is fixedly connected with the limiting block (18), and the right lower side of the bottom plate (13) is fixedly connected with the bottom plate (13);
left side work board (5) upper end and locating piece (4) fixed connection, and left side work board (5) right-hand member and left centre gripping pincers (6) fixed connection, left side work board (5) left end and work piece (21) fixed connection simultaneously to work piece (21) upper end and guide block (2) fixed connection, gear (20) are installed to work piece (21) downside, and gear (20) install on axostylus axostyle (19).
2. A drum centering fixture for machine tools as claimed in claim 1, wherein: left side work board (5), work piece (21) and guide block (2) are "F" shape setting, and guide block (2) upper end is inside to be seted up two sets of guiding holes, and two sets of guiding hole insides are all pegged graft and are had horizontal pole (3).
3. A drum centering fixture for machine tools as claimed in claim 1, wherein: the upper ends of the left working plate (5) and the right working plate (9) are fixedly connected with positioning blocks (4), two groups of positioning holes are formed in the positioning blocks (4), and the cross rods (3) are inserted into the two groups of positioning holes.
4. A drum centering fixture for machine tools as claimed in claim 1, wherein: the left clamping pliers (6) and the right clamping pliers (7) are both internally provided with grooves (11), and friction blocks (8) are uniformly arranged in the grooves (11).
5. A drum centering fixture for machine tools as claimed in claim 1, wherein: the left clamping pliers (6) and the right clamping pliers (7) move synchronously and oppositely, and the structures and the sizes of the left clamping pliers (6) and the right clamping pliers (7) are consistent.
6. A drum centering fixture for machine tools as claimed in claim 1, wherein: the upper left side of the bottom plate (13) is fixedly connected with the rack (16), the lower side of the working block (21) is fixedly connected with the rack (16), the upper end and the lower end of the gear (20) are respectively meshed with the two sets of racks (16), limiting holes are formed in the sliding block (14) and the limiting block (18) at the bottom of the bottom plate (13), and the sliding rod (15) is inserted in the limiting holes.
7. A drum centering fixture for machine tools as claimed in claim 1, wherein: the shaft lever (19) is fixedly connected with an output shaft of the motor device (17) through a coupler, the bottom plate (13) and the working block (21) are in parallel relation, and meanwhile the left working plate (5) and the right working plate (9) are in parallel relation.
8. A drum centering fixture for machine tools as claimed in claim 1, wherein: the belt bearing supports are mounted on two sides of a gear (20) mounted on the shaft lever (19) and fixed on the base (12), the end of the shaft lever (19) is mounted on the fixing column (10), and meanwhile the motor device (17) drives the gear (20) to rotate through the shaft lever (19) to push the left working plate (5) and the right working plate (9) to clamp and loosen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010698969.6A CN111805267A (en) | 2020-07-20 | 2020-07-20 | Drum centering clamp for machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010698969.6A CN111805267A (en) | 2020-07-20 | 2020-07-20 | Drum centering clamp for machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111805267A true CN111805267A (en) | 2020-10-23 |
Family
ID=72865726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010698969.6A Withdrawn CN111805267A (en) | 2020-07-20 | 2020-07-20 | Drum centering clamp for machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111805267A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756656A (en) * | 2021-01-01 | 2021-05-07 | 王兴宾 | Novel multi-station numerical control drilling machine for machining radial holes of shaft sleeve type parts |
| CN114102480A (en) * | 2021-12-21 | 2022-03-01 | 江苏祺特汽车部件有限公司 | Clamping device for bearing machining |
-
2020
- 2020-07-20 CN CN202010698969.6A patent/CN111805267A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756656A (en) * | 2021-01-01 | 2021-05-07 | 王兴宾 | Novel multi-station numerical control drilling machine for machining radial holes of shaft sleeve type parts |
| CN114102480A (en) * | 2021-12-21 | 2022-03-01 | 江苏祺特汽车部件有限公司 | Clamping device for bearing machining |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201023 |