CN203044935U - Bolt type box inner cavity scraper - Google Patents
Bolt type box inner cavity scraper Download PDFInfo
- Publication number
- CN203044935U CN203044935U CN 201220693516 CN201220693516U CN203044935U CN 203044935 U CN203044935 U CN 203044935U CN 201220693516 CN201220693516 CN 201220693516 CN 201220693516 U CN201220693516 U CN 201220693516U CN 203044935 U CN203044935 U CN 203044935U
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- CN
- China
- Prior art keywords
- scraper
- locating
- knife bar
- cutter hub
- hole
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Abstract
The utility model discloses a bolt type box inner cavity scraper. The bolt type box inner cavity scraper comprises a scraper body and a scraper bar, wherein the scraper bar is provided with a scraper taper shank, the scraper bar taper shank is fixedly connected with a main shaft, a locating pinhole is formed in the axial end face of the scraper bar, a locating sliding chute is formed in a scraper bar wall, a compression spring is arranged inside the location pinhole, a locating pin compresses the compression spring tightly, the compression spring is limited in the locating sliding chute through a back pulling handle which is connected with a locating pin, a scraper box is fixedly connected with the axial end of the scraper bar, a T-shaped groove which penetrates through the scraper box is formed in the scraper box, the scraper body is arranged inside the T-shaped groove, a locating hole and a locking screw hole are formed in the wall of the T-shaped groove, a locking handle is arranged inside the locking screw hole, the locating pin is inserted into the locating hole, an extension spring is fixedly connected with one end of the T-shaped groove, the extension spring is connected with the rear end of the scraper body, a scraper body handle is connected with the scraper face of the scraper body in a threaded mode, and a locating groove is formed in a working face of the scraper body. The bolt type box inner cavity scraper is easy, simple and fast to operate, reduces labor intensity, and is high in working efficiency and safe in processing, reduces operation steps, and protects accuracy of a machine tool main shaft.
Description
Technical field
The utility model relates to the scraper field, particularly a kind of rifle bolt formula cabinets cavity scraper.
Background technology
In the processing of casing, cabinet wall is owing to factors such as castings, and the inconsistent meeting of thickness forms when causing the gear housing assembling to be interfered, and therefore need process inner surface.Existing scraper (as Figure 10), comprise cutter hub 1a, knife bar 2a, described knife bar 2a one axial end is connected with knife bar taper shank 3, described knife bar taper shank 3 is fixedlyed connected with main shaft, another axial end of knife bar 2a is provided with radial direction through hole 25, and described through hole 25 is square hole, and cutter hub 1a inserts in the through hole 25 of knife bar 2a, by screw in compression, described cutter hub 1a is the firm bar of the good cutting edge of a knife or a sword of sharpening.Because scraper use screw in compression regulate size according to radius to be processed in the knife bar square hole after, during as tool bit abrasion or damage, need carry out sharpening or adjusting again.And radius to be processed is greater than bore dia, can't stretch into box house processing after the knife bar taper shank is packed main shaft into, just the employee adopts hand to throw method (as Figure 11) for this reason: namely left hand is held knife bar taper shank 3, manually tilts cutter hub 1a entered casing 23 inside.The knife bar taper shank 3 of scraper is stayed outside the casing 23, grip with hand, keep and the main shaft parallel shape, the right hand removes rotating spindle axial feed handwheel, knife bar taper shank 3a is inserted in the spindle hole, and the employee forwards the machining box afterbody to then, uses long steel bar to penetrate in the casing 23, the scraper end face is fiercelyed attack, in order to tighten knife bar 2a.Adopt the method work in-process to highlight many disadvantages:
1. staff labor intensity is big, and interior scraper weighs tens jin, is hold by one hand and keeps balance to be not easy, and the another hand also need go to rotate the axial feed bull wheel, wastes time and energy.
2. casing of every processing, all to load and unload knife bar, inefficiency, machining stress is quite big during the scraping inner surface, knife bar is that the conical surface contacts with main shaft, and knife or workpiece accident are broken in loosening (namely two conical surfaces break away from) generation easily in process, and the employee must forward to behind the casing with the rod iron knife bar end face of fiercelying attack for this reason, not only waste time and energy, and damage quite big to the machine tool chief axis precision.
3. improve dress cutter speed in order to reduce labor intensity, the employee adopts the method that changes up the speed axis feeding to carry out docking of main shaft and handle of a knife, has sizable potential safety hazard, damages to the employee easily.
4. owing in the process of loading and unloading knife bar, need the relative position of turning of work piece and main shaft, it is fixed that processing dimension just can not be come according to the feeding scale, needs to detect frequently.
Summary of the invention
The purpose of this utility model is at the deficiencies in the prior art; a kind of rifle bolt formula cabinets cavity scraper is provided; this rifle bolt formula cabinets cavity scraper is simple and efficient to handle, reduces labour intensity, and high efficiency; process safety; reduce operation link, protection machine tool chief axis precision guarantees the converted products quality; guarantee subsequent product with sample, guarantee that knife bar is connected fastening with main shaft in big stress processing.
The purpose of this utility model is achieved in that a kind of rifle bolt formula cabinets cavity scraper, comprise cutter hub, knife bar, described knife bar one axial end is provided with the knife bar taper shank, described knife bar taper shank is fixedlyed connected with main shaft, the end face of described another axial end of knife bar is provided with dowel hole, the knife bar wall is provided with the positioning runner that communicates with dowel hole, be provided with the compression spring in the described dowel hole, one alignment pin compresses the compression spring, spacing in positioning runner slidably by the handle of pulling back that radially is threaded with alignment pin, described knife bar axial end is fixedly connected with the cutter box, described cutter box is provided with the T type groove that runs through the cutter box, described cutter hub is installed in the T type groove, T type cell wall is provided with locating hole and locking screw, described locating hole all communicates with T type groove with the locking screw, be provided with set lever in the described locking screw, described alignment pin inserts in the locating hole, described T type groove one end is fixedly connected with extension spring, described extension spring is connected with the cutter hub rear end that is arranged in T type groove, the cutter hub that has been threaded on the knife face of described cutter hub handle, described cutter hub handle is spacing in T type groove slidably, and the cutter hub working face is provided with the locating slot that cooperates for alignment pin.
Described knife bar taper shank is fixedlyed connected by locating piece with main shaft.
Described locating piece is provided with the counterbore for construction bolt, and described main shaft wall is provided with the groove that matches with locating piece, and described knife bar taper shank is provided with screwed hole, and described locating piece is engaged in the groove of main shaft wall, fixedlys connected with spindle thread by screw.
The locating hole of described T type cell wall is shoulder hole, and described alignment pin is that ladder is cylindrical, and a locating snap ring ladder is positioned the shoulder hole bigger diameter end, is used for the axial limiting of alignment pin.
Bolting has alloy blade on the described cutter hub.
Described cutter hub handle is bolt.
Described set lever comprises bolt and radially is arranged on pull bar on the nuts.
The described handle of pulling back is bolt.
The beneficial effects of the utility model are: because the knife bar axial end of this rifle bolt formula cabinets cavity scraper is fixedly connected with the cutter box, described cutter hub is installed in the T type groove, by extension spring and alignment pin that cutter hub is spacing in the T of cutter box type groove, even this scraper is packed into behind the main shaft, still box house processing be can stretch into, scraper and main shaft need not to load and unload at every turn
Connect, can process as long as spur handle, simple and efficient to handle, reduce labour intensity, and high efficiency, first with scraper because of this
BodyPack into behind the main shaft, stretch into box house processing again, need not to fiercely attack with rod iron after the employee forwards casing to, reduce operation link, protection machine tool chief axis precision.Knife bar need not out the cart travelling workpiece after main shaft is fixing, workpiece machined surface and cutter relative position guarantee constant, behind the converted products random sample, can process according to the dial size, need not to carry out the frequent adjustment location.Described knife bar taper shank is fixedlyed connected by locating piece with main shaft, and it is fastening to have guaranteed that knife bar and main shaft are connected in big stress processing, has avoided guaranteeing process safety because of the loosening cutter head that produces or the damage of workpiece.Bolting has alloy cutter head on the described cutter hub.Cutter produces wearing and tearing or fracture in processing, can fast carry out the replacing of alloy cutter head, need not picture and will carry out grinding and adjustment radius of clean-up again in the past, and adopted the firm bar cutting ability of cutting edge of a knife or a sword not as carbide alloy originally, scraps for whole after the fracture.Adopt interchangeable alloy knife
SheetAfter, saved cost greatly.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is cutter hub of the present utility model, knife bar, knife bar taper shank combining structure schematic diagram;
Fig. 3 is that the A of Fig. 2 is to view;
Fig. 4 is structure of the cutter body schematic diagram of the present utility model;
Fig. 5 is locating pin structure schematic diagram of the present utility model;
Fig. 6 is locating snap ring structural representation of the present utility model;
Fig. 7 is locating piece structural representation of the present utility model;
Fig. 8 is the B-B cutaway view of Fig. 7;
Fig. 9 uses view for the utility model;
Figure 10 is the structural representation of existing scraper;
Figure 11 is the view of existing scraper machining box.
Wherein, 1,1a is cutter hub, 2,2a is knife bar, 3 is the knife bar taper shank, 4 is main shaft, 5 is dowel hole, and 6 is positioning runner, and 7 are the compression spring, and 8 is alignment pin, and 9 for pulling back handle, 10 is the cutter box, and 11 is T type groove, and 12 is locating hole, and 13 are the locking screw, 14 is set lever, 15 extension springs, and 16 are the cutter hub handle, 17 is knife face, 18 is the cutter hub working face, and 19 is locating slot, and 20 is locating piece, and 21 is locating snap ring, 22 is alloy blade, and 23 is casing, and 24 is counterbore, and 25 is through hole.
The specific embodiment
Referring to Fig. 1 to Fig. 8, a kind of rifle bolt formula cabinets cavity scraper comprises cutter hub 1, knife bar 2, and in the present embodiment, bolting has alloy blade 22 on the described cutter hub 1.Cutter produces wearing and tearing or fracture in processing, can fast carry out the replacing of alloy blade 22, need not picture and will carry out grinding and adjustment radius of clean-up again in the past, and adopted the firm bar cutting ability of cutting edge of a knife or a sword not as carbide alloy originally, scraps for whole after the fracture.After adopting interchangeable alloy blade 22, saved cost greatly.Described knife bar 2 one axial ends are provided with knife bar taper shank 3, in the present embodiment, described knife bar taper shank 3 is fixedlyed connected by locating piece 20 with main shaft 4, has guaranteed that knife bar 2 is connected fastening in big stress processing with main shaft 3, avoided guaranteeing process safety because of the loosening cutter head that produces or the damage of workpiece.In the present embodiment, described locating piece 20 is provided with the counterbore for construction bolt, and described main shaft wall is provided with the groove that matches with locating piece 20, and described knife bar taper shank 3 is provided with screwed hole, described locating piece 20 is engaged in the groove of main shaft wall, fixedlys connected with main shaft 4 screw threads by screw.Described knife bar taper shank 3 is fixedlyed connected with main shaft 4, the end face of described knife bar 2 another axial ends is provided with dowel hole 5, the knife bar wall is provided with the positioning runner 6 that communicates with dowel hole 5, be provided with compression spring 7 in the described dowel hole 5, one alignment pin 8 compresses compression spring 7, spacing in positioning runner 6 slidably by the handle 9 of pulling back that radially is threaded with alignment pin 8, in the present embodiment, the described handle 9 of pulling back is bolt.Described knife bar axial end is fixedly connected with cutter box 10, described cutter box 10 is provided with the T type groove 11 that runs through the cutter box, described cutter hub 1 is installed in the T type groove 11, in the rectangular channel of described T type groove 11 lower ends cutter hub 1 is set, and the rectangular channel of T type groove 11 lower ends is positioned on the axial line of knife bar 2.T type cell wall is provided with locating hole 12 and locking screw 13, described locating hole 12 all communicates with T type groove 11 with locking screw 13, be provided with set lever 14 in the described locking screw 13, in the present embodiment, described set lever 14 comprises bolt and radially is arranged on pull bar on the nuts.Described alignment pin 8 inserts in the locating hole 12, and preferably, the locating hole 12 of described T type cell wall is shoulder hole, and described alignment pin 8 is that ladder is cylindrical, and a locating snap ring 21 ladders are positioned the shoulder hole bigger diameter end, are used for the axial limiting of alignment pin 8.Described T type groove 11 1 ends are fixedly connected with extension spring 15, and described extension spring 15 is connected with the cutter hub rear end that is arranged in T type groove 11, the cutter hub that has been threaded on the knife face 17 of described cutter hub 1 handle 16, and in the present embodiment, described cutter hub handle 16 is bolt.Described cutter hub handle 16 is spacing in T type groove 11 slidably, and cutter hub working face 18 is provided with the locating slot 19 that cooperates for alignment pin 8.
Referring to Fig. 9, the course of work of the present utility model: 1. at first, knife bar taper shank 3 is sent in the main shaft 4, be connected fastening with knife bar taper shank 3 locating piece 12 with screw.2. under the situation of cutter hub 1 withdrawal, feeding main shaft 4 stretches in the casing 23 cutter hub 1.3. pulling cutter hub handle 16 stretches out cutter hub 1, and when reaching the position of setting, alignment pin 8 ejects and cooperates the location with cutter hub locating slot 19.4. the rotation lock handle 14, compress cutter hub 1, can be to casing 23 processing.5. last, loosening set lever 14 spurs the handle 9 of pulling back, alignment pin 8 withdrawals, and under the effect of extension spring 15, cutter hub 1 is withdrawal cutter box 10 automatically, and withdrawal main shaft 4 makes cutter box 10 leave casing 23, completion of processing.
Claims (8)
1. rifle bolt formula cabinets cavity scraper, comprise cutter hub, knife bar, described knife bar one axial end is provided with the knife bar taper shank, described knife bar taper shank is fixedlyed connected with main shaft, it is characterized in that: the end face of described another axial end of knife bar is provided with dowel hole, the knife bar wall is provided with the positioning runner that communicates with dowel hole, be provided with the compression spring in the described dowel hole, one alignment pin compresses the compression spring, spacing in positioning runner slidably by the handle of pulling back that radially is threaded with alignment pin, described knife bar axial end is fixedly connected with the cutter box, described cutter box is provided with the T type groove that runs through the cutter box, described cutter hub is installed in the T type groove, T type cell wall is provided with locating hole and locking screw, described locating hole all communicates with T type groove with the locking screw, be provided with set lever in the described locking screw, described alignment pin inserts in the locating hole, described T type groove one end is fixedly connected with extension spring, described extension spring is connected with the cutter hub rear end that is arranged in T type groove, the cutter hub that has been threaded on the knife face of described cutter hub handle, described cutter hub handle is spacing in T type groove slidably, and the cutter hub working face is provided with the locating slot that cooperates for alignment pin.
2. rifle bolt formula cabinets cavity scraper according to claim 1, it is characterized in that: described knife bar taper shank is fixedlyed connected by locating piece with main shaft.
3. rifle bolt formula cabinets cavity scraper according to claim 2, it is characterized in that: described locating piece is provided with the counterbore for construction bolt, described main shaft wall is provided with the groove that matches with locating piece, described knife bar taper shank is provided with screwed hole, described locating piece is engaged in the groove of main shaft wall, fixedlys connected with spindle thread by screw.
4. rifle bolt formula cabinets cavity scraper according to claim 1, it is characterized in that: the locating hole of described T type cell wall is shoulder hole, and described alignment pin is that ladder is cylindrical, and a locating snap ring ladder is positioned the shoulder hole bigger diameter end, is used for the axial limiting of alignment pin.
5. rifle bolt formula cabinets cavity scraper according to claim 1, it is characterized in that: bolting has alloy blade on the described cutter hub.
6. rifle bolt formula cabinets cavity scraper according to claim 1 is characterized in that: described cutter hub handle is bolt.
7. rifle bolt formula cabinets cavity scraper according to claim 1 is characterized in that: described set lever comprises bolt and radially is arranged on pull bar on the nuts.
8. rifle bolt formula cabinets cavity scraper according to claim 1, it is characterized in that: the described handle of pulling back is bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220693516 CN203044935U (en) | 2012-12-16 | 2012-12-16 | Bolt type box inner cavity scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220693516 CN203044935U (en) | 2012-12-16 | 2012-12-16 | Bolt type box inner cavity scraper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203044935U true CN203044935U (en) | 2013-07-10 |
Family
ID=48727932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220693516 Expired - Fee Related CN203044935U (en) | 2012-12-16 | 2012-12-16 | Bolt type box inner cavity scraper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203044935U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923862A (en) * | 2015-04-24 | 2015-09-23 | 河南科技大学 | Novel scraping mechanism |
| CN109556466A (en) * | 2018-11-20 | 2019-04-02 | 菲尔德（廊坊）机械自动化科技有限公司 | A kind of shell inner cavity gunpowder automatic scraping device |
| CN110625146A (en) * | 2019-09-19 | 2019-12-31 | 石钢京诚装备技术有限公司 | Boring machine cutter arbor chucking device |
-
2012
- 2012-12-16 CN CN 201220693516 patent/CN203044935U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923862A (en) * | 2015-04-24 | 2015-09-23 | 河南科技大学 | Novel scraping mechanism |
| CN104923862B (en) * | 2015-04-24 | 2017-06-13 | 河南科技大学 | A kind of scraping mechanism |
| CN109556466A (en) * | 2018-11-20 | 2019-04-02 | 菲尔德（廊坊）机械自动化科技有限公司 | A kind of shell inner cavity gunpowder automatic scraping device |
| CN110625146A (en) * | 2019-09-19 | 2019-12-31 | 石钢京诚装备技术有限公司 | Boring machine cutter arbor chucking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20131216 |