CN203738723U - Knife drawing device - Google Patents
Knife drawing device Download PDFInfo
- Publication number
- CN203738723U CN203738723U CN201420161919.4U CN201420161919U CN203738723U CN 203738723 U CN203738723 U CN 203738723U CN 201420161919 U CN201420161919 U CN 201420161919U CN 203738723 U CN203738723 U CN 203738723U
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- CN
- China
- Prior art keywords
- mounting groove
- pushing cylinder
- cutter
- knife
- base
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a knife drawing device used for replacement of a hole machining knife The knife drawing device comprises a base, a push barrel and clamping units, the base in the shape of a sleeve is used for butting against a spindle box of the hole machining knife, one end of the push barrel is connected to the front end of the base through a thread, and the clamping units are fixedly mounted at the other end of the push barrel, used for clamping a knife handle of the hole machining knife, and driven to move through rotation of the push barrel to further draw out the hole machining knife. The knife drawing device is simple to operate, high in efficiency and safe to use and cannot damage the knife and a machine tool.
Description
Technical field
The utility model relates to machine tooling field, particularly a kind of for changing the device of drawing sword of machining hole class cutter.
Background technology
In machine tooling field, process tool on lathe has its service life, cutter can wear and tear after the workpiece of processing some, precision and the quality of processing do not reach technological requirement, or the situation that meets accident, cutter deforms, fracture damage, even there is cutter and workpiece or lathe sintering and cannot normal process, need regular or interim quick-replaceable cutter.
In the time changing cutter, generally there are two kinds of modes, the first is to beat by craft, prying and pulling cutter is still, time-consuming, effort, efficiency is extremely low, is not easy cutter to extract, and has a lot of risks and potential safety hazard in the time of operation.The second is to utilize special pin removal to draw sword, as shown in Figure 1, and in the time utilizing pin removal, front end 10 brazed shank tools of pin removal, are matched in clearance between handle 20 and guide rod 30, and hand-held handle 20 firmly knocks the rear end of pin removal along guide rod 30, cutter etc. can be extracted, but the method first will be by cutter and pin removal welding, preparation is many, complicated operation, due to cutter and pin removal welding, cutter can not be recycled, and causes waste.
The information that is disclosed in this background technology part is only intended to increase the understanding to general background of the present utility model, and should not be regarded as admitting or imply that in any form this information structure has been the known prior art of persons skilled in the art.
Utility model content
The purpose of this utility model is to provide one to pull out cutter arrangement, and this device is simple to operate, and efficiency is high, uses safety, can not damage cutter and lathe.
For achieving the above object, the utility model provides one to pull out cutter arrangement, and it is for the replacing operation to machining hole class cutter, and this device of drawing sword comprises: base, and it is sleeve-shaped, base is used for being connected on the main spindle box that machining hole class cutter is installed; Pushing cylinder, one end of pushing cylinder is threaded connection the front end at base; And clamping element, it is fixedly mounted on the other end of pushing cylinder, and clamping element is used for clamping the handle of a knife of machining hole class cutter, is driven clamping element to move and then is extracted machining hole class cutter by rotation pushing cylinder.
Preferably, clamping element comprises: clamp disk, it is located at the other end of pushing cylinder, the inside that clamps disk has through hole, the front end that clamps disk is radially provided with at least one mounting groove, the front end face of mounting groove and through hole and clamping disk connects respectively, and mounting groove has inner end part and outer end portion, between the inner end part of the outer end portion of mounting groove and mounting groove, has interior step; Adjust screw, position, intermediate portion is provided with spacing preiection, adjusts that screw is rotatable is arranged in mounting groove, and the position between the nut of spacing preiection and adjustment screw is placed in the outer end portion of mounting groove and the medial surface of spacing preiection is connected on interior step; Grip slide, it is arranged on the inner end part of mounting groove, and grip slide with adjust screw thread is connected, adjustment screw can drive grip slide to radially slide along mounting groove; And catch, it is fixed by screws in the aperture position on the front end face that clamps disk, and catch is used for double-screw bolt part and the grip slide of adjusting screw to be enclosed in mounting groove.
Preferably, the inner end part of mounting groove is square opening, and grip slide coordinates with square opening.
Preferably, mounting groove is three and is evenly arranged in the front end that clamps disk.
Preferably, one end of pushing cylinder is connected to the front end of base by trapezoidal thread.
Preferably, the front end face of grip slide mates with the handle of a knife position of machining hole class cutter to be clamped.
Compared with prior art, the utlity model has following beneficial effect: base, pushing cylinder and the clamping element of this device can freely separate composition, and this device just retains the space of structure extension at the beginning of design, adapt to structure and the environment for use of different lathes, or can add supplementary module (as thrust bearing etc.) according to connected mode between cutter and extension bar and realize the function of drawing sword; The base of this device is to be connected by threaded engagement with pushing cylinder, thread pitch is fixed, and can calculate according to the number of turns of rotation the distance of elongation, stabilized driving, effectively avoid because the cutter that the factors such as impulsive force, reaction force or inertia cause flies the situation of hurting sb.'s feelings, more safe and reliable; The cutter of extracting by this device reconditioning utilization again, saves material and cost, also can not cause adverse effect to lathe.
Brief description of the drawings
Fig. 1 is the structural representation of existing pin removal;
Fig. 2 is according to the structural representation of the device of drawing sword of the present utility model;
Fig. 3 is according to the cross-sectional schematic of the device of drawing sword of the present utility model;
Fig. 4 is the use view according to the device of drawing sword of the present utility model.
Main description of reference numerals:
1-base, 2-pushing cylinder, 3-clamps disk, 4-grip slide, 5-adjusts screw, 6-catch, 7-screw, 8-cutter, 9-main spindle box.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail, but is to be understood that protection domain of the present utility model is not subject to the restriction of detailed description of the invention.
Unless separately there is other clearly to represent, otherwise in whole description and claims, term " comprises " or its conversion was stated being understood to include as " comprising " or " including " etc. element or part, and do not get rid of other element or other part.
As shown in Figure 2, according to the device of drawing sword of the utility model detailed description of the invention, it is for the replacing operation to machining hole class cutter, this device of drawing sword comprises base 1, pushing cylinder 2 and clamping element (unmarked in figure), base 1 sleeve-shaped, base 1 is used for being connected on the main spindle box 9 that machining hole class cutter is installed (referring to Fig. 4), one end of pushing cylinder 2 is threaded connection the front end at base 1, pushing cylinder 2 can move by screw drive on base 1, clamping element is fixedly mounted on the other end of pushing cylinder 2, clamping element is used for clamping the handle of a knife of machining hole class cutter 8, drive clamping element to move and then extract machining hole class cutter 8 by rotation pushing cylinder 2.This device can effectively be extracted cutter by screw drives, simple to operate, uses safety.
As shown in Figure 3, in the present embodiment, clamping element specifically comprises clamping disk 3, adjusts screw 5, grip slide 4 and catch 6(referring to Fig. 2), tight disk 3 is located at the other end of pushing cylinder 2, the inside that clamps disk 3 has through hole 32, the front end that clamps disk 3 is radially provided with at least one mounting groove, the present embodiment is taking three as example and evenly setting, mounting groove has inner end part 312 and outer end portion 311, the front end face of mounting groove and through hole 32 and clamping disk 3 connects respectively, between the outer end portion 311 of mounting groove and the inner end part 312 of mounting groove, has interior step 313.
Wherein, the middle part of adjusting screw 5 is provided with spacing preiection 51, adjust that screw 5 is rotatable is arranged in mounting groove, position between the nut of spacing preiection 51 and adjustment screw 5 is placed in the outer end portion 311 of mounting groove and the medial surface of spacing preiection 51 is connected on interior step 313, spacing preiection 51 carries out radially spacing to adjustment screw 5, adjust screw 5 and rotate in mounting groove.Its rotatable outer end portion that is arranged on mounting groove.Grip slide 4 is arranged on the inner end part 312 of mounting groove, and grip slide 312 is threaded with adjusting the front end of screw 5, and adjusting screw 5 can radially slide along mounting groove by screw drive grip slide 4.The inner end part 312 of mounting groove can be square opening, and correspondingly, grip slide 4 coordinates with square opening.Catch 6 is fixed on the aperture position on the front end face that clamps disk 3 by screw 7, catch 6 is used for double-screw bolt part and the grip slide 4 of adjusting screw 5 to be enclosed in mounting groove.One end of pushing cylinder 2 is connected to the front end (referring to Fig. 4) of base 1 by trapezoidal thread.The front end face of grip slide 4 mates with the handle of a knife position of machining hole class cutter to be clamped, convenient clamping.
As shown in Figure 4, in the time of this device of concrete use, this device is enclosed within on the extension bar 81 of cutter 8 and mounting cutter, base 1 is connected on the end face of main spindle box 9, surely hold on the other hand base 1, rotate on the other hand pushing cylinder 2, base 1 is that trapezoid spiral transmission coordinates with pushing cylinder 2, through lubricated easily transmission, clamp the correct position of disk in cutter 8, screw 5 is adjusted in rotation, adjusting screw 5 drives grip slide 4 to move radially along clamping mounting groove in disk, adjust screw 5 and grip slide 4 and coordinate worm drive for regular screw threads, three grip slides 4 stretch out cutter 8 are clamped, adjust on disk three, because the screw thread of adjusting screw has latching characteristics, just cutter 8 tightly can be clamped, then, be rotated further pushing cylinder 2, pushing cylinder 2 drives clamping disk 3 outwards to move, thereby extract cutter.
Said apparatus is simple in structure, and cost of manufacture is low, and wherein base, pushing cylinder and clamping element can freely separate composition, and this device just retains the space of structure extension at the beginning of design, adapts to structure and the environment for use of different lathes.Or can add supplementary module (as thrust bearing etc.) according to connected mode between cutter and extension bar and realize the function of drawing sword.Strike sled cutter or use pin removal with respect to manual, this scheme does not need to do too much preparation, does not need many people to coordinate, success rate is high, and efficiency is high, simple to operate, can not cause adverse effect to lathe, the cutter of extracting reconditioning utilization again, saves material and cost.And base is to be connected by threaded engagement with pushing cylinder, thread pitch is fixed, and can calculate according to the number of turns of rotation the distance of elongation.As long as rotate a few, just cutter can be extracted, effectively avoid because the cutter that the factors such as impulsive force, reaction force or inertia cause flies the situation of hurting sb.'s feelings, more safe and reliable.
The aforementioned description to concrete exemplary of the present utility model is in order to illustrate and the object of illustration.These descriptions not want the utility model to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.Exemplary embodiment is selected and the object described is to explain certain principles of the present utility model and practical application thereof, thereby made those skilled in the art can realize and utilize various exemplary of the present utility model and various selection and change.Scope of the present utility model is intended to be limited by claims and equivalents thereof.
Claims (6)
1. the device of drawing sword, it,, for the replacing operation to machining hole class cutter, is characterized in that, this device of drawing sword comprises:
Base, it is sleeve-shaped, described base is used for being connected on the main spindle box that described machining hole class cutter is installed;
Pushing cylinder, one end of described pushing cylinder is threaded connection the front end at described base; And
Clamping element, it is fixedly mounted on the other end of described pushing cylinder, and described clamping element is used for clamping the handle of a knife of described machining hole class cutter, drives described clamping element to move and then extract described machining hole class cutter by rotating described pushing cylinder.
2. the device of drawing sword according to claim 1, is characterized in that, described clamping element comprises:
Clamp disk, it is located at the other end of described pushing cylinder, the inside of described clamping disk has through hole, the front end of described clamping disk is radially provided with at least one mounting groove, the front end face of described mounting groove and described through hole and described clamping disk connects respectively, described mounting groove has inner end part and outer end portion, between the inner end part of the outer end portion of described mounting groove and described mounting groove, has interior step;
Adjust screw, position, intermediate portion is provided with spacing preiection, described adjustment screw is rotatable to be arranged in described mounting groove, and the position between described spacing preiection and the nut of described adjustment screw is placed in the outer end portion of described mounting groove and the medial surface of described spacing preiection is connected on described interior step;
Grip slide, it is arranged on the inner end part of described mounting groove, and described grip slide is connected with described adjustment screw thread, and described adjustment screw can drive described grip slide to radially slide along described mounting groove; And
Catch, it is fixed by screws in the aperture position on the front end face of described clamping disk, and described catch is used for the double-screw bolt part of described adjustment screw and described grip slide to be enclosed in described mounting groove.
3. the device of drawing sword according to claim 2, is characterized in that, the inner end part of described mounting groove is square opening, and described grip slide coordinates with described square opening.
4. the device of drawing sword according to claim 3, is characterized in that, described mounting groove is three and is evenly arranged in the front end of described clamping disk.
5. according to the device of drawing sword described in claim 1 to 4 any one, it is characterized in that, one end of described pushing cylinder is connected to the front end of described base by trapezoidal thread.
6. according to the device of drawing sword described in claim 2 to 4 any one, it is characterized in that, the front end face of described grip slide mates with the handle of a knife position of machining hole class cutter to be clamped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420161919.4U CN203738723U (en) | 2014-04-02 | 2014-04-02 | Knife drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420161919.4U CN203738723U (en) | 2014-04-02 | 2014-04-02 | Knife drawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203738723U true CN203738723U (en) | 2014-07-30 |
Family
ID=51338586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420161919.4U Withdrawn - After Issue CN203738723U (en) | 2014-04-02 | 2014-04-02 | Knife drawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203738723U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921251A (en) * | 2014-04-02 | 2014-07-16 | 广西玉柴机器股份有限公司 | Tool withdrawing device |
| CN112894708A (en) * | 2021-02-26 | 2021-06-04 | 广西玉柴机器股份有限公司 | Gun dismantling reamer device and method |
-
2014
- 2014-04-02 CN CN201420161919.4U patent/CN203738723U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921251A (en) * | 2014-04-02 | 2014-07-16 | 广西玉柴机器股份有限公司 | Tool withdrawing device |
| CN112894708A (en) * | 2021-02-26 | 2021-06-04 | 广西玉柴机器股份有限公司 | Gun dismantling reamer device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140730 Effective date of abandoning: 20150909 |
|
| RGAV | Abandon patent right to avoid regrant |