CN208358562U - A kind of fixed device of the improved grinding wheel of structure - Google Patents
A kind of fixed device of the improved grinding wheel of structure Download PDFInfo
- Publication number
- CN208358562U CN208358562U CN201820546818.7U CN201820546818U CN208358562U CN 208358562 U CN208358562 U CN 208358562U CN 201820546818 U CN201820546818 U CN 201820546818U CN 208358562 U CN208358562 U CN 208358562U
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- China
- Prior art keywords
- hole
- sleeve
- wall
- base station
- grinding wheel
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to saw blade processing technique fields, disclose a kind of fixed device of the improved grinding wheel of structure, including the first clamping section and the second clamping section for clamping grinding wheel, first clamping section includes the first base station, frustum and stud, second clamping section includes the second base station and tensioning sleeve, and in tensioning sleeve, stud is screwed on the second base station frustum sleeve, in the intermediate throughholes of grinding wheel, grinding wheel is clamped between the first base station and the second base station tensioning sleeve sleeve；The inside of first clamping section forms step through-hole, socket drive shaft and tight lock part in step through-hole；Tight lock part is spirally connected on the driving shaft, and the ratchet of tight lock part is equipped with stopper, stopper and sleeve in the second base station and stud；The outside of second clamping section is equipped with occlusion part.Its structure is simple, compact and firm, and locking state is stablized under state forward or reverse, helps to improve stone precision.
Description
Technical field:
The utility model relates to saw blade processing technique fields, and in particular to a kind of fixed device of the improved grinding wheel of structure.
Background technique:
Grinding wheel is the round bonded abrasive tool that there is through-hole in the center made of abrasive material and bonding agent resin etc., and is in grinding tool
One kind that dosage is maximum, using face is most wide.Grinding wheel is installed in shaft, is then rotated by power source drive shaft, and sand is driven
High speed rotation is taken turns, to be roughly ground to the outer circle of metal or non-metal workpiece, inner circle, plane and various type faces etc., half refines
With fine grinding and fluting and cutting etc..Grinding wheel is made of the grinding wheel base of grinding wheel layer and support grinding wheel layer, is offered on the grinding wheel base
For the screw hole that shaft is worn, and shaft is equipped with screw thread compatible with screw hole, and position-limited edge is convexly equipped in shaft, is gone back in shaft
It is arranged with the locking nut that locking grinding wheel base is matched with position-limited edge.But locking mechanism of traditional grinding wheel in shaft is suitable
Simply, so bringing a series of unstable factor: in order to guarantee that grinding wheel can be stably installed in shaft, then grinding wheel base and
It must be using interference fit, so as to cause installing and dismounting inconvenience between shaft；When grinding wheel base and shaft direction of rotation and locking screw
When the locking in female locking direction is contrary, in shaft high speed rotation, the pretightning force of locking nut is easily caused to reduce, locked
Tight nut loosening influences the operating accuracy of grinding wheel.
Utility model content:
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of fixed device of the improved grinding wheel of structure,
Its structure is simple, compact and firm, and locking state is stablized under state forward or reverse, helps to improve stone essence
Degree.
The scheme that the utility model solves the technical problem is:
A kind of fixed device of the improved grinding wheel of structure, including the first clamping section and the second clamping section for clamping grinding wheel,
First clamping section includes integrally formed first base station, frustum and stud, and the second clamping section includes integrally formed second
Base station and tensioning sleeve form taper hole on the inner wall of tensioning sleeve, multiple squares communicated with taper hole are formed on the outer wall of tensioning sleeve
Shape gap, the intermediary form of the second base station have the first threaded hole communicated with taper hole, and the outer wall of the frustum is pressed against taper hole
On inner wall, the stud is screwed onto the first threaded hole, and in the intermediate throughholes of the grinding wheel, grinding wheel is clamped in tensioning sleeve sleeve
Between first base station and the second base station；The inside of first clamping section forms step through-hole, the small stomidium of step through-hole
Rectangular channel is formed on inner wall, in the small stomidium of step through-hole, the flat key sleeve of sleeve on the driving shaft exists drive shaft sleeve
In rectangular channel；The end of the drive shaft forms the second threaded hole, is equipped with tight lock part in the step through-hole, tight lock part includes
Integrally formed ratchet, jackshaft, top plate and screw rod, screw rod are screwed onto the second threaded hole, and top plate is pressed against step through-hole
On step surface；Offer the step limit hole communicated with the first threaded hole of screw thread on the outer wall of second base station, stud it is outer
The via hole with the concentric setting of step limit hole is formed on wall, via hole is communicated with step through-hole, the step limit hole inner sleeve
It is connected to telescopic rod, the extension end that telescopic rod passes through via hole is fixed with the stopper matched with ratchet, and stopper sleeve is in ratchet
A ratchet in；The other end of telescopic rod is fixed with limit round table, is fixed with guide pad on the outer wall of limit round table, and described
Guide groove is formed on the inner wall of the big stomidium of rank limit hole, for guide pad sleeve in guide groove, limit round table is pressed against step
On the step surface of limit hole, the limit round table is pressed against on spring, and the other end of spring is pressed against on small stud, small stud spiral shell
It connects on the inner thread of the big stomidium of step limit hole, forms flat recess on the small stud.
The stopper includes integrally formed plane and inclined-plane, and the back side of the plane towards ratchet, inclined-plane is towards adjacent
The arcwall face of another ratchet.
The outside of second clamping section is equipped with occlusion part, and the occlusion part includes big stomidium of the sleeve in step through-hole
The boss of oral area is fixed with shutter on boss, rubber ring pad is fixed in the outer rim of shutter, rubber ring pad is pressed against second
On base station；It is interference fit connection between the inner wall of the big stomidium of the outer wall and step through-hole of the boss.
The first hexagonal boss is formed on the outer wall of first base station, forms the second hexagonal on the outer wall of the second base station
Boss.
Hexagon ring is formed on the ratchet.
The protrusion effect of the utility model is:
Compared with prior art, its structure is simple, compact and firm, and locking state is steady under state forward or reverse
It is fixed, help to improve stone precision.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is cross-sectional view of the Fig. 1 about A-A；
Fig. 3 is the structural schematic diagram of first clamping section of the utility model；
Fig. 4 is the structural schematic diagram of second clamping section of the utility model.
Specific embodiment:
Embodiment is shown in a kind of as shown in Figures 1 to 4, fixed device of the improved grinding wheel of structure, including for clamping grinding wheel 9
The first clamping section 1 and the second clamping section 2, first clamping section 1 include integrally formed first base station 11, frustum 12 and spiral shell
Column 13, the second clamping section 2 include integrally formed second base station 21 and tensioning sleeve 22, form taper hole on the inner wall of tensioning sleeve 22
221, multiple rectangle gap 222 communicated with taper hole 221, the intermediary form of the second base station 21 are formed on the outer wall of tensioning sleeve 22
There is the first threaded hole 211 communicated with taper hole 221, the outer wall of the frustum 12 is pressed against on the inner wall of taper hole 221, the stud
13 are screwed onto the first threaded hole 211, and for 22 sleeve of tensioning sleeve in the intermediate throughholes 901 of the grinding wheel 9, grinding wheel 9 is clamped in
Between one base station 11 and the second base station 21；The inside of first clamping section 1 forms step through-hole 101, step through-hole 101
Rectangular channel 102 is formed on the inner wall of small stomidium, 3 sleeve of drive shaft is in the small stomidium of step through-hole 101, and sleeve is in drive shaft
31 sleeve of flat key on 3 is in rectangular channel 102；The end of the drive shaft 3 forms the second threaded hole 301, and the step is logical
Tight lock part 4 is equipped in hole 101, tight lock part 4 includes integrally formed ratchet 41, jackshaft 42, top plate 43 and screw rod 44, screw rod 44
It is screwed onto the second threaded hole 301, top plate 43 is pressed against on the step surface of step through-hole 101；The outer wall of second base station 21
On offer the step limit hole 212 communicated with the first threaded hole of screw thread 211, formed on the outer wall of stud 13 and step limit
The via hole 131 of the concentric setting in hole 212, via hole 131 are communicated with step through-hole 101, are socketed with and are stretched in the step limit hole 212
Contracting bar 51, the extension end that telescopic rod 51 passes through via hole 131 are fixed with the stopper 52 matched with ratchet 41,52 sleeve of stopper
In a ratchet 411 of ratchet 41；The other end of telescopic rod 51 is fixed with limit round table 53, consolidates on the outer wall of limit round table 53
Surely there is guide pad 54, guide groove 213 is formed on the inner wall of the big stomidium of the step limit hole 212,54 sleeve of guide pad exists
In guide groove 213, limit round table 53 is pressed against on the step surface of step limit hole 212, and the limit round table 53 is pressed against spring
On 55, the other end of spring 55 is pressed against on small stud 56, and small stud 56 is screwed onto the inner wall of the big stomidium of step limit hole 212
On screw thread 214, flat recess 561 is formed on the small stud 56.
Further, the stopper 52 includes integrally formed plane 521 and inclined-plane 522, and plane 521 is towards spine
The back side of tooth 411, arcwall face of the inclined-plane 522 towards another adjacent ratchet 411.
Further, the outside of second clamping section 2 is equipped with occlusion part 6, and the occlusion part 6 includes sleeve in platform
The boss 61 of the oral area of the big stomidium of rank through-hole 101 is fixed with shutter 62 on boss 61, is fixed in the outer rim of shutter 62
Rubber ring pad 63, rubber ring pad 63 are pressed against on the second base station 21；The outer wall of the boss 61 and the big stomidium of step through-hole 101
Inner wall between for interference fit connection.
Further, the first hexagonal boss 111 is formed on the outer wall of first base station 11, the second base station 21
The second hexagonal boss 215 is formed on outer wall.
Further, hexagon ring 412 is formed on the ratchet 41.
Working principle: first, on the driving shaft by 1 sleeve of the first clamping section, grinding wheel 9 is socketed in the second clamping section 2
Outside tensioning sleeve 22；Second, the second clamping section 2 is rotated, the cooperation of stud 13 and the first threaded hole 211,1 He of the first clamping section are passed through
Second clamping section 2 is mutually drawn close, so that grinding wheel 9 is clamped between the first base station 11 and the second base station 21, simultaneously, frustum 12
Tensioning sleeve 22 is strutted, is pressed against the outer wall of tensioning sleeve 22 on the inner wall of intermediate throughholes 901 of grinding wheel 9, is being further fixed
Grinding wheel 9；Telescopic rod 51 is inserted into step limit hole 212 and via hole 131 by third, can guarantee the first clamping section 1 and second in this way
Relative sliding phenomenon will not occur for clamping part 2；Then spring 55 and small stud 56 are being loaded onto；4th, by the screw rod 44 of tight lock part 4
It is screwed onto the second threaded hole 301, ratchet 41 can drive telescopic rod 51 to move outward by blocking portion 52, when tight lock part 4 is tightened
Afterwards, blocking portion 52 can prevent ratchet 41 from inverting, to prevent tight lock part 4 from generating loosening, multiple guarantee can be mentioned effectively in this way
The fixation of high grinding wheel, to improve the operating accuracy of grinding wheel.
Finally, embodiment of above is merely to illustrate the utility model, and it is not limitation of the utility model, related skill
The those of ordinary skill in art field can also make various changes in the case where not departing from the spirit and scope of the utility model
Change and modification, therefore all equivalent technical solutions also belong to the scope of the utility model, the patent protection model of the utility model
Enclosing should be defined by the claims.
Claims (5)
1. a kind of fixed device of the improved grinding wheel of structure, clamps including the first clamping section (1) and second for clamping grinding wheel (9)
Portion (2), it is characterised in that: first clamping section (1) includes integrally formed first base station (11), frustum (12) and stud
(13), the second clamping section (2) include integrally formed second base station (21) and tensioning sleeve (22), on the inner wall of tensioning sleeve (22) at
Type has taper hole (221), forms multiple rectangle gap (222) communicated with taper hole (221) on the outer wall of tensioning sleeve (22), and second
The intermediary form of base station (21) has the first threaded hole (211) communicated with taper hole (221), and the outer wall of the frustum (12) is pressed against
On the inner wall of taper hole (221), the stud (13) is screwed onto the first threaded hole (211), and tensioning sleeve (22) sleeve is in the sand
In the intermediate throughholes (901) for taking turns (9), grinding wheel (9) is clamped between the first base station (11) and the second base station (21)；First folder
The inside in tight portion (1) forms step through-hole (101), forms rectangular channel on the inner wall of the small stomidium of step through-hole (101)
(102), drive shaft (3) sleeve is in the small stomidium of step through-hole (101), flat key (31) sleeve of sleeve on drive shaft (3)
In rectangular channel (102)；The end of the drive shaft (3) forms the second threaded hole (301), in the step through-hole (101)
Equipped with tight lock part (4), tight lock part (4) includes integrally formed ratchet (41), jackshaft (42), top plate (43) and screw rod (44),
Screw rod (44) is screwed onto the second threaded hole (301), and top plate (43) is pressed against on the step surface of step through-hole (101)；Described
The step limit hole (212) communicated with the first threaded hole of screw thread (211) is offered on the outer wall of two base stations (21), stud (13)
The via hole (131) with step limit hole (212) concentric setting, via hole (131) and step through-hole (101) phase are formed on outer wall
It is logical, it is socketed with telescopic rod (51) in the step limit hole (212), the extension end that telescopic rod (51) passes through via hole (131) is fixed
There is the stopper (52) matched with ratchet (41), stopper (52) sleeve is in a ratchet (411) of ratchet (41)；It is flexible
The other end of bar (51) is fixed with limit round table (53), is fixed on the outer wall of limit round table (53) guide pad (54), described
It being formed on the inner wall of the big stomidium of rank limit hole (212) guide groove (213), guide pad (54) sleeve is interior in guide groove (213),
Limit round table (53) is pressed against on the step surface of step limit hole (212), and the limit round table (53) is pressed against on spring (55),
The other end of spring (55) is pressed against on small stud (56), and small stud (56) is screwed onto the big stomidium of step limit hole (212)
On inner thread (214), flat recess (561) are formed on the small stud (56).
2. the fixed device of the improved grinding wheel of a kind of structure according to claim 1, it is characterised in that: the stopper (52)
Including integrally formed plane (521) and inclined-plane (522), the back side of plane (521) towards ratchet (411), inclined-plane (522) towards
The arcwall face of another adjacent ratchet (411).
3. the fixed device of the improved grinding wheel of a kind of structure according to claim 1, it is characterised in that: second clamping section
(2) outside is equipped with occlusion part (6), and the occlusion part (6) includes the convex of the oral area of big stomidium of the sleeve in step through-hole (101)
Platform (61) is fixed with shutter (62) on boss (61), rubber ring pad (63), rubber ring is fixed in the outer rim of shutter (62)
Pad (63) is pressed against on the second base station (21)；The inner wall of the big stomidium of the outer wall and step through-hole (101) of the boss (61) it
Between for interference fit connection.
4. the fixed device of the improved grinding wheel of a kind of structure according to claim 1, it is characterised in that: first base station
(11) the first hexagonal boss (111) is formed on outer wall, forms the second hexagonal boss on the outer wall of the second base station (21)
(215)。
5. the fixed device of the improved grinding wheel of a kind of structure according to claim 1, it is characterised in that: on the ratchet (41)
Form hexagon ring (412).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820546818.7U CN208358562U (en) | 2018-04-18 | 2018-04-18 | A kind of fixed device of the improved grinding wheel of structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820546818.7U CN208358562U (en) | 2018-04-18 | 2018-04-18 | A kind of fixed device of the improved grinding wheel of structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208358562U true CN208358562U (en) | 2019-01-11 |
Family
ID=64931897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820546818.7U Expired - Fee Related CN208358562U (en) | 2018-04-18 | 2018-04-18 | A kind of fixed device of the improved grinding wheel of structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208358562U (en) |
-
2018
- 2018-04-18 CN CN201820546818.7U patent/CN208358562U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 |