CN218427008U - Outer keyway processing frock - Google Patents
Outer keyway processing frock Download PDFInfo
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- CN218427008U CN218427008U CN202222755879.3U CN202222755879U CN218427008U CN 218427008 U CN218427008 U CN 218427008U CN 202222755879 U CN202222755879 U CN 202222755879U CN 218427008 U CN218427008 U CN 218427008U
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- 238000003801 milling Methods 0.000 claims abstract description 20
- 238000003754 machining Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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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Abstract
The utility model relates to an outer keyway processing technology field provides an outer keyway processing frock, including the frock main part of placing the work piece of waiting to process the outer keyway, be provided with the first anchor clamps that carry out the restriction to the vertical movable range of work piece in the frock main part, first anchor clamps both sides are provided with and restrict work piece pivoted second anchor clamps to the horizontal movable range of work piece. Clamping part through utilizing the lathe presss from both sides tightly receives the clamp splice and passes arc constant head tank with the screw rod and connect the lathe, carry out abundant fixed to the frock main part, later place behind the centre bore with the center alignment of the work piece of required processing outer keyway in work piece groove department, and with the work piece need process the regional alignment milling cutter groove back of outer keyway, install first anchor clamps additional and second anchor clamps and restrict the movable range of work piece, thereby accomplish the abundant fixed technical scheme of work piece, the work piece can be for anchor clamps small size pivoted problem when the milling cutter among the prior art mills the work piece.
Description
Technical Field
The utility model relates to an outer keyway processing technology field, it is specific, relate to an outer keyway processing frock.
Background
The method for processing the key groove comprises the steps of processing the key groove on the shaft, processing the key groove on the wheel disc and the like. The key groove is machined on the shaft, and only a key groove milling cutter can be used for milling the key groove, and the key groove can be machined on the wheel disc type parts, such as a slotting machine key groove, a linear cutting key groove, a bench filing key groove and the like. In order to ensure the machining precision of the key groove, a fixing tool needs to be used for fixing a part to be machined in the process of machining the outer key groove.
Chinese patent document with publication number CN208231349U discloses a fixture for milling an off-axis key groove on a common lathe, which comprises two bases and a base plate, wherein the two bases are fixed above the base plate, the two bases are connected with a V-shaped block at the upper end of the base plate through threads, a dovetail groove is arranged on the inner side of the V-shaped block, a workpiece body is fixed on the dovetail groove through a gasket arranged at the bottom end, a pressing block is arranged above the workpiece body, two studs are installed on the pressing block through two second screw holes arranged inside, and nuts connected in a rotating manner on the outer wall of the studs are connected with the upper surface of the pressing block. The utility model discloses a set up base, base plate, V type piece, stud, nut, briquetting, recess, screw, first screw, second screw, gasket and dovetail, solved the lathe of present stage and milled equipment and lack effectual work piece clamping tool when using, the poor and poor precision question of stability when using of present equipment of milling.
However, in the prior art, the defect that the workpiece rotates slightly relative to the clamp when the milling cutter mills the workpiece exists, and therefore, the external keyway machining tool is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides an outer keyway processing frock, the milling cutter when having solved among the correlation technique mills the work piece can be for anchor clamps small size pivoted problem.
The technical scheme of the utility model as follows:
the outer key groove machining tool comprises a tool main body for placing a workpiece to be machined with an outer key groove, wherein a first clamp for limiting the longitudinal movable range of the workpiece is arranged on the tool main body, and second clamps for limiting the transverse movable range of the workpiece and limiting the rotation of the workpiece are arranged on two sides of the first clamp;
the frock main part includes the master, master rear fixedly connected with receives the clamp splice, master the place ahead fixed connection has the carrier, the side is provided with first screw on the master, the master leading flank is provided with the second screw, first screw below be provided with master integrated into one piece's centre bore, master lateral surface integrated into one piece has the arc constant head tank, the master with integrated into one piece has the milling cutter groove on the carrier, be provided with the work piece groove in the carrier, the carrier lateral surface is provided with the chip removal hole.
Preferably: the first clamp comprises a central shaft movably arranged in the central hole, a first screw rod is movably arranged in the first screw hole, and a clamping rod is movably connected in front of the central shaft.
Preferably: the second anchor clamps include the second screw rod of movable mounting on the second screw, swing joint has first U type piece on the second screw rod, side fixed mounting has first branch on the first U type piece, swing joint has second U type piece on the first branch, second U type piece top be provided with first branch swing joint's first nut, second U type piece the place ahead fixed mounting has second branch, swing joint has two splint on the second branch, splint keep away from same another on the second branch one side of splint is provided with the second nut.
Preferably: the first screw hole penetrates through the central hole.
Preferably: the size of the milling cutter groove is larger than that of an external key groove to be processed.
Preferably: the main disc is connected with the central shaft in a sliding mode, and the central shaft is connected with the clamping rod through threads.
Preferably: the first supporting rod is connected with the second U-shaped block in a sliding mode, and the first supporting rod is connected with the first nut through threads.
Preferably: the second supporting rod is connected with the clamping plate in a sliding mode, and the second supporting rod is connected with the second nut through threads.
The utility model discloses a theory of operation and beneficial effect do:
the clamping part of the lathe is used for clamping a clamped clamping block and penetrates through the arc-shaped positioning groove to be connected with the lathe through the screw rod, the tool main body is fully fixed, then the center of a workpiece needing to be machined with the outer key groove is aligned to the center hole and then placed in the position of the workpiece groove, and after the area of the workpiece needing to be machined with the outer key groove is aligned to the milling cutter groove, the movable range of the workpiece is limited by additionally arranging the first clamp and the second clamp, so that the workpiece is fully fixed.
After the tool main body is fully fixed on the lathe, the freedom degree of a workpiece to be processed is fully limited by additionally arranging the first clamp and the second clamp, and the workpiece is prevented from rotating in the process of machining the outer key groove.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic isometric view of the present invention;
fig. 2 is a schematic top view of the present invention;
fig. 3 is a schematic isometric view of the tool body of the present invention;
fig. 4 is a schematic front view of the tool main body of the present invention;
fig. 5 is a schematic top view of the tool main body according to the present invention;
fig. 6 is an isometric structural schematic diagram of the second clamp of the present invention.
In the figure: 1. a tool main body; 101. a master disk; 102. a clamped block; 103. a carrier block; 104. a first screw hole; 105. a second screw hole; 106. a central bore; 107. an arc-shaped positioning groove; 108. milling a cutter groove; 109. a workpiece groove; 110. chip removal holes; 2. a first clamp; 201. a central shaft; 202. a first screw; 203. a clamping bar; 3. a second clamp; 301. a second screw; 302. a first U-shaped block; 303. a first support bar; 304. a second U-shaped block; 305. a first nut; 306. a second support bar; 307. a splint; 308. a second nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.
As shown in fig. 1 to 6, the present embodiment provides an external keyway processing tool, which includes a tool main body 1 for placing a workpiece to be processed with an external keyway, a first clamp 2 for limiting a longitudinal movable range of the workpiece is arranged on the tool main body 1, and second clamps 3 for limiting a transverse movable range of the workpiece and limiting rotation of the workpiece are arranged on two sides of the first clamp 2.
In the embodiment, the tool main body 1 comprises a main disc 101, a clamping block 102 is fixedly connected to the rear of the main disc 101, a loading block 103 is fixedly connected to the front of the main disc 101, a first screw hole 104 is formed in the upper side surface of the main disc 101, a second screw hole 105 is formed in the front side surface of the main disc 101, a central hole 106 integrally formed with the main disc 101 is formed below the first screw hole 104, an arc-shaped positioning groove 107 is integrally formed in the outer side surface of the main disc 101, a milling cutter groove 108 is integrally formed in the main disc 101 and the loading block 103, a workpiece groove 109 is formed in the loading block 103, and a chip removal hole 110 is formed in the outer side surface of the loading block 103; the first screw hole 104 penetrates through the central hole 106, and the size of the milling cutter groove 108 is larger than that of an external key groove to be processed; the clamping block 102 is clamped by a clamping part of the lathe, the clamping block is connected with the lathe after penetrating through the arc-shaped positioning groove 107 by a screw, the fixture body 1 is fixed, the center of a workpiece needing to be processed with an outer key groove is aligned to the center hole 106 and then placed in the workpiece groove 109, the area of the workpiece needing to be processed with the outer key groove is aligned to the milling cutter groove 108, the first screw 202 is installed through the first screw hole 104, the second screw 301 is installed through the second screw hole 105, the milling cutter can walk conveniently through the milling cutter groove 108 to process the workpiece, and the chips of the workpiece falling into the workpiece groove 109 can be discharged conveniently through the chip removal hole 110.
In this embodiment, the first clamp 2 includes a central shaft 201 movably mounted in the central hole 106, a first screw 202 is movably mounted in the first screw hole 104, and a clamping rod 203 is movably connected in front of the central shaft 201; the main disc 101 is connected with a central shaft 201 in a sliding way, and the central shaft 201 is connected with a clamping rod 203 through threads; after the central shaft 201 is arranged on the main disc 101, the first screw 202 is screwed, the central shaft 201 is tightly pressed by the first screw 202, the central shaft 201 is fixed, a clamping rod 203 with the diameter matched with that of a hole in a workpiece is selected, the clamping rod 203 penetrates through the workpiece along the hole in the workpiece and then is connected with the central shaft 201, the clamping rod 203 is screwed, the head of the clamping rod 203 is tightly attached to the workpiece, and therefore the longitudinal movable range of the workpiece is limited by matching with the carrying block 103.
In this embodiment, the second fixture 3 includes a second screw 301 movably mounted on the second screw hole 105, the second screw 301 is movably connected with a first U-shaped block 302, a first support rod 303 is fixedly mounted on the upper side of the first U-shaped block 302, a second U-shaped block 304 is movably connected on the first support rod 303, a first nut 305 movably connected with the first support rod 303 is arranged above the second U-shaped block 304, a second support rod 306 is fixedly mounted in front of the second U-shaped block 304, the second support rod 306 is movably connected with two clamp plates 307, and a second nut 308 is arranged on one side of the clamp plate 307 away from another clamp plate 307 on the same second support rod 306; the first support rod 303 is slidably connected with the second U-shaped block 304, the first support rod 303 is connected with the first nut 305 through threads, the second support rod 306 is slidably connected with the clamping plate 307, and the second support rod 306 is connected with the second nut 308 through threads; the second screw 301 is connected with the second screw hole 105 which is not covered by the workpiece, so that the second clamp 3 is installed on the main disc 101, after the installation is completed, the first U-shaped block 302 is rotated relative to the second screw 301, the second U-shaped block 304 is pulled relative to the first support rod 303, the clamping plate 307 is pulled relative to the second support rod 306, so that the depression of one side of the clamping plate 307, which is far away from the second nut 308, is attached to the outer side surface of the workpiece, the two clamping plates 307 are attached to the front side surface and the rear side surface of the workpiece in a tandem manner, and then the second screw 301, the first nut 305 and the second nut 308 are screwed tightly, so that the second clamp 3 limits the transverse movable range and the rotation of the workpiece.
The working principle is as follows: when the tool is installed and used for machining an outer key groove, the clamping block 102 is clamped by a clamping part of a lathe, and the clamping block is connected with the lathe after penetrating through the arc-shaped positioning groove 107 by a screw rod to complete the fixation of the tool main body 1; after the central shaft 201 is arranged on the main disc 101, the first screw 202 is screwed, and the central shaft 201 is tightly pressed by the first screw 202 to complete the fixation of the central shaft 201; then, aligning the center of the workpiece needing to process the outer key slot with the central hole 106, placing the workpiece at the position of a workpiece slot 109, and aligning the area of the workpiece needing to process the outer key slot with the milling cutter slot 108; then selecting a clamping rod 203 with the diameter consistent with that of the middle hole of the workpiece, enabling the clamping rod 203 to penetrate through the workpiece along the middle hole of the workpiece and then be connected with the central shaft 201, screwing down the clamping rod 203, enabling the head of the clamping rod 203 to be tightly attached to the workpiece, and accordingly limiting the longitudinal movable range of the workpiece by matching with the carrying block 103; then, the second screw 301 is connected to the second screw hole 105 which is not blocked by the workpiece, so that the second clamp 3 is mounted on the main tray 101; after the installation is completed, the first U-shaped block 302 is rotated relative to the second screw 301, the second U-shaped block 304 is pulled relative to the first support rod 303, the clamping plate 307 is pulled relative to the second support rod 306, so that the depression of the clamping plate 307, which is far away from one side adjacent to the second nut 308, is attached to the outer side surface of the workpiece, the two clamping plates 307 are attached to the front side surface and the rear side surface of the workpiece in tandem respectively, and then the second screw 301, the first nut 305 and the second nut 308 are tightened, so that the second clamp 3 limits the transverse movable range and the rotation of the workpiece.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The outer key groove machining tool is characterized by comprising a tool main body (1) for placing a workpiece to be machined with an outer key groove, wherein a first clamp (2) for limiting the longitudinal movable range of the workpiece is arranged on the tool main body (1), and second clamps (3) for limiting the transverse movable range of the workpiece and limiting the rotation of the workpiece are arranged on two sides of the first clamp (2);
tool main body (1) includes master (101), master (101) rear fixedly connected with receives clamp splice (102), master (101) the place ahead fixed connection has carrier block (103), the side is provided with first screw (104) on master (101), master (101) leading flank is provided with second screw (105), first screw (104) below be provided with master (101) integrated into one piece's centre bore (106), master (101) lateral surface integrated into one piece has arc constant head tank (107), master (101) with integrated into one piece has milling cutter groove (108) on carrier block (103), be provided with work piece groove (109) in carrier block (103), carrier block (103) lateral surface is provided with chip removal hole (110).
2. The external keyway processing tool according to claim 1, wherein the first clamp (2) comprises a central shaft (201) movably mounted in the central hole (106), a first screw (202) is movably mounted in the first screw hole (104), and a clamping rod (203) is movably connected in front of the central shaft (201).
3. The outer keyway processing tool according to claim 1, wherein the second clamp (3) comprises a second screw (301) movably mounted on a second screw hole (105), a first U-shaped block (302) is movably connected to the second screw (301), a first support rod (303) is fixedly mounted on the upper side of the first U-shaped block (302), a second U-shaped block (304) is movably connected to the first support rod (303), a first nut (305) movably connected to the first support rod (303) is arranged above the second U-shaped block (304), a second support rod (306) is fixedly mounted in front of the second U-shaped block (304), two clamping plates (307) are movably connected to the second support rod (306), and a second nut (308) is arranged on one side, away from the other clamping plate (307) on the second support rod (306).
4. The external keyway machining tool according to claim 1, wherein the first threaded bore (104) extends through to the central bore (106).
5. The external keyway machining tool of claim 1, wherein the size of the milling flutes (108) is greater than the size of the external keyway to be machined.
6. The external keyway machining tool according to claim 2, wherein the main plate (101) is slidably connected to the central shaft (201), and the central shaft (201) is threadedly connected to the clamping rod (203).
7. The external keyway machining tool according to claim 3, wherein the first support rod (303) is slidably connected to the second U-shaped block (304), and the first support rod (303) is in threaded connection with the first nut (305).
8. The external keyway machining tool according to claim 3, wherein the second strut (306) is slidably connected to the clamping plate (307), and the second strut (306) is threadedly connected to the second nut (308).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222755879.3U CN218427008U (en) | 2022-10-19 | 2022-10-19 | Outer keyway processing frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222755879.3U CN218427008U (en) | 2022-10-19 | 2022-10-19 | Outer keyway processing frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218427008U true CN218427008U (en) | 2023-02-03 |
Family
ID=85068876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222755879.3U Active CN218427008U (en) | 2022-10-19 | 2022-10-19 | Outer keyway processing frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218427008U (en) |
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2022
- 2022-10-19 CN CN202222755879.3U patent/CN218427008U/en active Active
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