CN212287941U - Cutter shaft bearing seat - Google Patents
Cutter shaft bearing seat Download PDFInfo
- Publication number
- CN212287941U CN212287941U CN202021791593.5U CN202021791593U CN212287941U CN 212287941 U CN212287941 U CN 212287941U CN 202021791593 U CN202021791593 U CN 202021791593U CN 212287941 U CN212287941 U CN 212287941U
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- cutter
- bearing
- seat
- bearing seat
- slide
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Abstract
The utility model provides a cutter bearing seat, cutter bearing seat symmetry is provided with first cutter bearing seat and second cutter bearing seat, and first cutter bearing seat and second cutter bearing seat all include the slide, slider and backplate, length direction along the slide is provided with logical groove, lead to the both ends that the groove runs through the slide, still be provided with on the slide and keep away the dead slot, the slider is installed and is kept away the dead slot, and can follow logical groove and do relative movement keeping away the dead slot, the both sides limit at the slide is installed respectively to the backplate, and the backplate supports and presses on the slider, be used for restricting the slider to break away from out from keeping away the dead slot, be provided with primary shaft bearing hole on the slide, be provided with the second bearing hole on the slider. The utility model discloses can guarantee that the contact site between hobbing cutter and the pillow sword of installing on the second bearing hole on the slider is line contact, can guarantee the cutting performance of hobbing cutter.
Description
Technical Field
The utility model relates to a gauze mask processing equipment field, in particular to a cutter bearing frame for on gauze mask cutting device.
Background
When the existing mask machine is used for preparing masks, a plurality of masks are prepared integrally, and then the masks are cut by a mask cutting device and prepared into single masks in a separating mode.
The cutter bearing seat 5 is used for mounting the hob 13 and the cutter rest 14, wherein the hob 13 and the cutter rest 14 are arranged opposite to each other up and down, as shown in fig. 1 and fig. 2, in order to ensure good cutting performance of the hob 13, the cutter rest 14 must be in line contact with the cylindrical surface of the hob 13, and cannot be in point contact. That is, the axes of the bearings of the rest 14 and the hob 13 are required to be in the same plane.
However, in the cutter bearing seat in the prior art, the cutter bearing seat in the prior art is divided into a left cutter bearing seat 5 and a right cutter bearing seat, as shown in fig. 3, a schematic view of one of the left cutter bearing seats 5 is shown, the left cutter bearing seat 5 further includes a sliding seat 51 and a sliding block 52, the sliding block 52 is slidably mounted on the sliding seat 51 in a clamping groove 54 manner, bearing holes 53 for mounting a cutter rest and a hob are respectively formed in the sliding seat 51 and the sliding block 52, but the sliding seat 51 and the sliding block 52 in the prior art are separately processed; the boss 55 is arranged on the clamping groove 54 on the sliding seat 51, the front surface and the back surface of the boss 55 need to be milled when the boss 55 is machined, and the grinding machine is inconvenient to use for grinding, so that the matching precision between the sliding block 52 and the sliding seat 51 is difficult to guarantee, the installation gap between the sliding seat 51 and the sliding block 52 is easy to cause overlarge, the probability of front and back dislocation of the sliding blocks 52 on the left side and the right side is high, the contact part between the hob 13 and the sleeper knife 14 is in point contact, and the cutting performance of the hob 13 can be influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can guarantee that the place of tool rest and hobbing cutter contact department is line contact's cutter arbor bearing.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a cutter arbor bearing for installation hobbing cutter and sword pillow, cutter arbor bearing symmetry is provided with first cutter arbor bearing and second cutter bearing, just first cutter arbor bearing and second cutter bearing all include slide, slider and backplate, follow the length direction of slide is provided with logical groove, it runs through to lead to the groove the both ends of slide, still be provided with on the slide and keep away the dead slot, the slider is installed keep away the dead slot in, and can follow lead to the groove and be in keep away the dead slot and do relative movement, the backplate is installed respectively on the both sides limit of slide, just the backplate supports presses on the slider, is used for the restriction the slider breaks away from out from keeping away the dead slot, be provided with first bearing hole on the slide, be provided with the second bearing hole on the slider.
The utility model has the advantages that:
compared with the prior art, the utility model is provided with a through groove on one side surface of the sliding seat, the through groove runs through the two ends of the sliding seat, therefore, the processing of the through groove is more convenient, the sliding block is assembled on the sliding groove, the sliding block and the through groove can be installed in a matched mode only by grinding the two side edges of the sliding block to the minimum matching gap, and finally the sliding block is tightly pressed in the sliding groove through the protective plate, in addition, the utility model limits the sliding block from separating out from the clearance groove by arranging the guard plate, greatly facilitates the grinding between the sliding block and the guard plate, the clearance between the sliding block and the guard plate and the clearance between the sliding block and the through groove can be minimized, so that the sliding block can not move between the through groove and the guard plate, therefore, the contact part between the hob and the pillow cutter arranged on the second bearing hole on the sliding block is in line contact, and the cutting performance of the hob can be ensured.
Furthermore, countersunk holes are formed in four corners of the sliding seat of the first cutter bearing seat, screw holes are formed in the four corners of the sliding seat of the second cutter bearing seat corresponding to the countersunk holes, and the sliding seat of the first cutter bearing seat and the sliding seat of the second cutter bearing seat can be locked through bolts, the countersunk holes and the screw holes.
Furthermore, the slide seat of the second cutter bearing seat is provided with at least two positioning pins, the slide seat of the first cutter bearing seat is provided with at least two positioning pin holes corresponding to the positioning pins, and the slide seat of the first cutter bearing seat and the slide seat of the second cutter bearing seat are positioned through the positioning pins and the positioning pin holes.
Furthermore, a first machine meter screw hole is formed in the sliding block, a second machine meter screw hole is formed in the protective plate corresponding to the first machine meter screw hole, and the sliding block and the protective plate are locked through the machine meter screw, the first machine meter screw hole and the second machine meter screw hole.
Furthermore, the first machine meter screw holes are two, and the second machine meter screw holes are two.
Furthermore, marks are arranged on the sliding seat and the sliding block.
Furthermore, the sliding seat and the sliding block of the first cutter bearing seat are provided with a first lettering mark A, and the sliding seat and the sliding block of the second cutter bearing seat are provided with a second lettering mark B.
Furthermore, the both sides that lead to the groove are provided with respectively and keep away the idle hole, keep away the idle hole and set up along the length direction who leads to the groove, just keep away the both ends that the idle hole runs through the slide.
Drawings
FIG. 1 is a schematic structural diagram of a cutter rest in line contact with a cylindrical surface of a hob;
FIG. 2 is a schematic view of the structure of the cutter rest and the hob when the cylindrical surfaces are in point contact
FIG. 3 is a schematic view of a prior art cutter bearing block;
FIG. 4 is a schematic structural view of the cutter bearing seat of the present invention after the cutter pillow and the hob are installed thereon;
fig. 5 is a schematic structural view of the first cutter bearing seat and the second cutter bearing seat of the present invention;
fig. 6 is an exploded view of the first cutter bearing seat of the present invention;
fig. 7 is a structural view of the first cutter bearing seat and the second cutter bearing seat of the present invention when not locked together;
fig. 8 is a structural view of the first and second cutter bearing housings of the present invention when locked together.
Detailed Description
The invention is further explained below with reference to the drawings:
as shown in fig. 4 to 6, a cutter bearing housing 1, the cutter bearing housing 1 is used for mounting a hob 13 and a tool rest 14, wherein the hob 13 is positioned above the hob pillow 14, one cutter bearing seat 1 comprises a first cutter bearing seat 11 and a second cutter bearing seat 12 which are symmetrically arranged, the first cutter bearing seat 11 and the second cutter bearing seat 12 respectively comprise a sliding seat 2, a sliding block 3 and a protective plate 4, a through groove 12 is arranged along the length direction of the sliding seat 2, the through groove 12 penetrates through the two ends of the sliding seat 2, a clearance groove 22 is also arranged on the sliding seat 2, the sliding block 3 is arranged in the clearance groove 22, and can move relatively in the clearance groove 22 along the through groove 12, the guard plates 4 are respectively arranged on two side edges of the sliding seat 2, the guard plates 4 are pressed on the sliding block 3, for limiting the sliding block 3 to be separated from the clearance groove 22, the sliding seat 2 is provided with a first bearing hole 23, and the sliding block 3 is provided with a second bearing hole 31.
Compared with the prior art, the utility model discloses a side at slide 2 is provided with logical groove 21, it runs through the both ends of slide 2 to lead to groove 21, it is more convenient adding man-hour to leading to groove 21 like this, only need to process two sides leading to groove 21, before leading to groove 21 with slider 3 assembly, only need grind the both sides limit of slider 3, make the fit clearance between the both sides face of slider 3 and the both sides face that leads to groove 21 minimum, then press fitting slider 3 in spout 21 through backplate 4, in addition the utility model discloses a mode that sets up backplate 4 restricts slider 3 and breaks away from in keeping away empty groove 22, the great system of grinding between slider 3 and backplate 4 that has made things convenient for of this embodiment, can slider 3 and backplate 4, slider 3 and the minimum of the clearance system of leading to between groove 21, make slider 3 can's unable drunkenness between leading to groove 21 and backplate 4, thereby can guarantee to install the contact site between hobbing cutter 13 and the pillow sword 14 on the second bearing hole 31 on slider 3 is the contact The line contact is made, so that the cutting performance of the hob 13 can be ensured.
As shown in fig. 7 and 8, countersunk holes 24 are formed at four corners of the sliding base 2 of the first cutter bearing base 11, screw holes 27 are formed at four corners of the sliding base 2 of the second cutter bearing base 12 corresponding to the countersunk holes 24, and the sliding base 2 of the first cutter bearing base 11 and the sliding base 2 of the second cutter bearing base 12 can be locked by bolts, the countersunk holes 24 and the screw holes 27. Through setting up counter bore 24 and screw 27, can conveniently be to the locking between two slide 2, so make things convenient for the processing of two slide 2.
As shown in fig. 7, at least two positioning pins 25 are provided on the back surface of the sliding base 2 of the second cutter bearing housing 12, at least two positioning pin holes are provided on the back surface of the sliding base 2 of the first cutter bearing housing 11 corresponding to the positioning pins 25, and the sliding base 2 of the first cutter bearing housing 11 and the sliding base 2 of the second cutter bearing housing 12 are positioned by the positioning pins 25 and the positioning pin holes. The two carriages 2 are positioned by the positioning pins 25 so that the two carriages 2 are locked without displacement.
As shown in fig. 6, the sliding block 3 is provided with a first machine meter screw hole 32, the protection plate 4 is provided with a second machine meter screw hole 41 corresponding to the first machine meter screw hole 32, and the sliding block 3 and the protection plate 4 are locked by the machine meter screw, the first machine meter screw hole 32 and the second machine meter screw hole 41. The slide block 3 is fixed by a machine-meter screw, so that the second bearing hole 31 on the slide block 3 is conveniently processed.
Further, the first machine meter screw holes 32 are provided in two, and the second machine meter screw holes 41 are provided in two.
Furthermore, marks are arranged on the sliding seat 2 and the sliding block 3.
Further, the sliding seat 2 and the sliding block 3 of the first cutter bearing seat 11 are provided with a first lettering mark a, and the sliding seat 2 and the sliding block 3 of the second cutter bearing seat 12 are provided with a second lettering mark B. Through setting up first sign A of carving characters and second sign B of carving characters, can prevent to confuse when assembling after slide 2 and the slider 3 of first cutter bearing frame 11 and slide 2 and the slider 3 of second cutter bearing frame 12 are broken apart and match the mistake easily.
As shown in fig. 6, clearance holes 26 are respectively disposed at two sides of the through slot 21, the clearance holes 26 are disposed along the length direction of the through slot 21, and the clearance holes 26 penetrate through two ends of the slider 2. The provision of clearance holes 26 prevents dust or impurities from accumulating on the through grooves 21 and thereby affecting the adjustment of the slider 3.
A machining method of a cutter shaft bearing seat comprises the following steps:
A. respectively carrying out early rough machining on the first bearing hole 23 and the second bearing hole 31, and reserving allowance;
B. firstly, grinding the through groove 21 of the sliding seat 2, and then grinding the matching part of the sliding block 3 and the through groove 21 until the gap is minimum after the sliding block 3 is assembled in the through groove 21 of the sliding seat 2;
C. the guard plate 4 is locked on the sliding seat 2, and the guard plate 4 is pressed against the sliding block 3 and used for limiting the sliding block 3 to be separated from the clearance groove 22;
D. the slide block 3 is locked on the guard plate 4 through a machine-meter screw;
E. the sliding seat 2 of the first cutter bearing seat 11 and the sliding seat 2 of the second cutter bearing seat 12 are pasted together back to back through a positioning pin 25;
F. locking the attached sliding seat 2 of the first cutter bearing seat 11 and the attached sliding seat 2 of the second cutter bearing seat 12 together through bolts, wherein the circle centers of the first bearing hole 23 of the first cutter bearing seat 11 and the first bearing hole 23 of the second cutter bearing seat 12 are overlapped together, and the circle centers of the second bearing hole 31 of the first cutter bearing seat 11 and the second bearing hole 31 of the second cutter bearing seat 12 are overlapped together;
G. corroding the reserved allowance of the first bearing hole 23 and the second bearing hole 31 by adopting a slow-feeding finish machining mode;
H. cleaning the first cutter bearing seat 11 and the second cutter bearing seat 12 which are locked together after the slow wire moving processing is finished;
I. checking the first cutter bearing seat 11 and the second cutter bearing seat 12 which are locked together as required, and recording data;
J. and finally, loosening the screws to disassemble the first cutter bearing seat 11 and the second cutter bearing seat 12.
When the cutter shaft bearing seat 1 is processed by the utility model, the structure of the sliding block 2, the sliding seat 3 and the protection plate 4 on the cutter shaft bearing seat 1 is roughly processed, then the sliding block 2, the sliding seat 3 and the protection plate 4 are assembled together, since the cutter bearing support 1 comprises a first cutter bearing support 11 and a second cutter bearing support 12 which are symmetrically arranged, therefore, when the bearing hole is processed, the first cutter bearing seat 11 and the second cutter bearing seat 12 are locked together by a screw, wherein the surface of the first cutter bearing seat 11 on which the guard plate 4 is arranged is a front surface, the other surface is a back surface, therefore, the first cutter shaft bearing seat 11 and the second cutter shaft bearing seat 12 are tightly locked after being attached together in a reverse surface way, and after being locked, the first bearing hole 23 on the first cutter bearing seat 11 and the first bearing hole 23 on the second cutter bearing seat 12 are relatively overlapped and correspondingly combined together; similarly, the second bearing hole 31 on the first cutter bearing seat 11 and the second bearing hole 31 on the second cutter bearing seat 12 are relatively overlapped and correspond to each other, so that the first bearing hole 23 and the second bearing hole 31 can be processed conveniently, in addition, the first bearing hole 23 and the second bearing hole 31 are processed in a slow-speed spinning mode, and the processing precision of the first bearing hole 23 and the second bearing hole 31 can be greatly ensured.
The above description is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a cutter arbor bearing for installation hobbing cutter and sword pillow, its characterized in that: the cutter bearing seat symmetry is provided with first cutter bearing frame and second cutter bearing frame, just first cutter bearing frame and second cutter bearing frame all include slide, slider and backplate, follow the length direction of slide is provided with logical groove, it runs through to lead to the groove the both ends of slide, still be provided with on the slide and keep away the dead slot, the slider is installed keep away the dead slot in, and can follow lead to the groove and be in keep away the dead slot and do relative movement, the backplate is installed respectively at the both sides limit of slide, just the backplate supports to press on the slider, be used for the restriction the slider breaks away from in keeping away the dead slot, be provided with first bearing hole on the slide, be provided with the second bearing hole on the slider.
2. The cutter arbor bearing of claim 1, wherein: countersunk holes are formed in four corners of the sliding seat of the first cutter bearing seat, screw holes are formed in the four corners of the sliding seat of the second cutter bearing seat corresponding to the countersunk holes, and the sliding seat of the first cutter bearing seat and the sliding seat of the second cutter bearing seat can be locked through bolts, the countersunk holes and the screw holes.
3. The cutter arbor bearing of claim 1, wherein: the cutter positioning device is characterized in that at least two positioning pins are arranged on the sliding seat of the second cutter bearing seat, at least two positioning pin holes are arranged on the sliding seat of the first cutter bearing seat corresponding to the positioning pins, and the sliding seat of the first cutter bearing seat and the sliding seat of the second cutter bearing seat are positioned through the positioning pins and the positioning pin holes.
4. The cutter arbor bearing of claim 1, wherein: the slide block is provided with a first machine meter screw hole, the protection plate is provided with a second machine meter screw hole corresponding to the first machine meter screw hole, and the slide block and the protection plate are locked through the machine meter screw, the first machine meter screw hole and the second machine meter screw hole.
5. The cutter arbor bearing of claim 4, wherein: the first machine meter screw holes are two, and the second machine meter screw holes are two.
6. The cutter arbor bearing of claim 1, wherein: and marks are arranged on the sliding seat and the sliding block.
7. The cutter arbor bearing of claim 1, wherein: the sliding seat and the sliding block of the first cutter bearing seat are provided with a first lettering mark A, and the sliding seat and the sliding block of the second cutter bearing seat are provided with a second lettering mark B.
8. The cutter arbor bearing of claim 1, wherein: two sides of the through groove are respectively provided with a clearance hole, the clearance holes are arranged along the length direction of the through groove, and the clearance holes penetrate through two ends of the sliding seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791593.5U CN212287941U (en) | 2020-08-25 | 2020-08-25 | Cutter shaft bearing seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791593.5U CN212287941U (en) | 2020-08-25 | 2020-08-25 | Cutter shaft bearing seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212287941U true CN212287941U (en) | 2021-01-05 |
Family
ID=73938206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021791593.5U Active CN212287941U (en) | 2020-08-25 | 2020-08-25 | Cutter shaft bearing seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212287941U (en) |
-
2020
- 2020-08-25 CN CN202021791593.5U patent/CN212287941U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |