CN207807152U - A kind of fixing device of workpiece - Google Patents
A kind of fixing device of workpiece Download PDFInfo
- Publication number
- CN207807152U CN207807152U CN201820056455.9U CN201820056455U CN207807152U CN 207807152 U CN207807152 U CN 207807152U CN 201820056455 U CN201820056455 U CN 201820056455U CN 207807152 U CN207807152 U CN 207807152U
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- voussoir
- hole
- boss
- tapered sleeve
- bellmouth
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Abstract
The utility model belongs to tooling device technical field, propose a kind of fixing device of workpiece, including pedestal, the boss for being inserted into the hole on workpiece is provided on pedestal, threaded hole is provided at the top of boss, a voussoir is also inserted into hole, voussoir circumferentially on it is at least detachable be two block structures, the outer diameter of voussoir is consistent with the internal diameter of hole, up big and down small bellmouth is provided in voussoir, a tapered sleeve is inserted into bellmouth, a pressing plate is provided with above tapered sleeve, when one bolt sequentially passes through in pressing plate and tapered sleeve screw-in threaded hole, the surrounding of voussoir compresses the inner wall of hole, it solves the special workpiece of existing shape and is difficult to fixed technical problem with clamping device.
Description
Technical field
The utility model belongs to tooling device technical field, is related to a kind of fixing device of workpiece.
Background technology
Some workpiece shapes of casting are more special, are difficult to be fixed in the manufacturing procedures such as further drilling, such as Fig. 7
Shown in workpiece 13 be exactly more difficult fixed workpiece, be provided with hole 3, hole 3 is square hole, with existing clampings dress
It sets and is difficult to realize good fixation.
Utility model content
The utility model proposes a kind of fixing devices of workpiece, solve above-mentioned technical problem.
What the technical solution of the utility model was realized in：
A kind of fixing device of workpiece, including：
Pedestal is provided with the boss for being inserted into the hole on workpiece on the pedestal, is provided at the top of the boss
Threaded hole, is also inserted into a voussoir in described hole, the voussoir circumferentially on it is at least detachable be two block structures, the voussoir
Outer diameter is consistent with the internal diameter of described hole, and up big and down small bellmouth is provided in the voussoir, one is inserted into the bellmouth
Tapered sleeve is provided with a pressing plate above the tapered sleeve, and a bolt sequentially passes through the pressing plate and tapered sleeve screws in the threaded hole
When, the surrounding of the voussoir compresses the inner wall of described hole.
As further technical solution, the voussoir include circumferentially on the voussoir one, voussoir two, the voussoir that set gradually
Three, voussoir four.
Be located at as further technical solution, in the voussoir below the bellmouth be disposed with round hole and
Inferior pyramidal hole, the inferior pyramidal hole are in up-small and down-big structure.
As further technical solution, the bellmouth runs through the voussoir.
As further technical solution, the voussoir is set on the boss.
As further technical solution, the pressing plate includes a U-shaped board, the U-shaped opening of the U-shaped board upward, and institute
It states the surrounding at the top of U-shaped board and is provided with first annular convex edge, the bolt hole that the bottom of the U-shaped board is provided through.
As further technical solution, the tapered sleeve includes the through-hole that the U-shaped board is inserted into, and the U-shaped board is inserted into logical
Kong Zhonghou, the first annular convex edge is stuck in the top of the tapered sleeve, and the top of the tapered sleeve is positioned at described first annular convex
The surrounding on edge is provided with the second annular convex edge.
As further technical solution, the boss is from cylindrical boss and taper including setting gradually from top to bottom
Boss, and the cylindrical boss and the cone boss are inserted into respectively in the round hole and inferior pyramidal hole.
Compared with prior art, it utility model works principle and has the beneficial effect that：
1, in the utility model, when fixing workpiece, the hole on workpiece is inserted on the boss of pedestal, then in hole
Interior insertion voussoir, the outer diameter of voussoir is consistent with the internal diameter of hole, and when hole is round, the circumference of voussoir is rounded, hole
For square hole when, the profile of voussoir is square, and is inserted into hole just, is provided with bellmouth in voussoir, and bellmouth is upper big
Under small taper, be inserted into tapered sleeve in bellmouth, tapered sleeve is equally up big and down small, and its outer diameter is slightly larger than the aperture of bellmouth, cone
Put on and be provided with pressing plate, bolt passes through pressing plate, tapered sleeve to be inserted into the threaded hole of boss, by constantly screw in bolt by pressing plate to
It pushes, and then is pressed downward tapered sleeve, when tapered sleeve moves down in bellmouth, bellmouth is by the squeezing action power in circumferential direction, again
Because voussoir is split structure, can at least split into two block structures, thus Split type wedge can to circumferential explosive dispersion,
And then the inner wall of hole is compressed, so that workpiece is firmly fixed on the base, be conveniently operated, solves existing clamping device and be not easy admittedly
The technical issues of fixed such workpiece.
2, in the utility model, voussoir is divided into voussoir one, voussoir two, voussoir three, four or four part-structure of voussoir, voussoir one,
Voussoir two, voussoir three, voussoir four merge structure of the back wall at voussoir entirety, and the structure of four seperated voussoirs makes voussoir be compacted
It is more uniformly stressed when dispersion, and then the active force for compressing the inner wall of hole is also more uniform, and it is more preferable and then fixed to compress effect
Effect is more preferable；Bellmouth, which can run through below voussoir or bellmouth, is disposed with round hole and inferior pyramidal hole, bellmouth
It is in upper and lower symmetrical structure with inferior pyramidal hole, after tapered sleeve is inserted into bellmouth, squeezing effect is more preferable.
3, in the utility model, voussoir is set in by bellmouth on boss, make connection more stablize, boss from include from
The cylindrical boss and cone boss set gradually under is inserted into round hole and inferior pyramidal hole just, increases stable connection
Property；It is tapered outside tapered sleeve, it is internally provided with through-hole, the U-shaped board in pressing plate is inserted into through-hole, and the of the surrounding at the top of U-shaped board
One annular convex edge is stuck in the top of tapered sleeve, and surrounding is wrapped up by the second annular convex edge, and bolt passing through bolt hole, through-hole are inserted into screw thread
Kong Zhong, by pressing plate into when being about to tapered sleeve and compressing downwards, pressing plate and tapered sleeve not will produce relative displacement, be more prone to exert a force.
Description of the drawings
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is voussoir overlooking structure diagram in the utility model；
Fig. 3 is C-C cross-sectional views in the utility model；
Fig. 4 is the utility model in the base structural schematic diagram；
Fig. 5 is the utility model center platen structural schematic diagram；
Fig. 6 is tapered sleeve structural schematic diagram in the utility model；
Fig. 7 is voussoir mounting structure schematic diagram in the utility model；
In figure：1- pedestals, 2- boss, 21- cylindrical boss, 22- cone bosses, 3- holes, 4- threaded holes, 5- voussoirs,
51- voussoirs one, 52- voussoirs two, 53- voussoirs three, 54- voussoirs four, 6- bellmouths, 8- tapered sleeves, 81- through-holes, the second convex annulars of 82-
Edge, 9- pressing plates, 91-U templates, the first annular convex edges 92-, 93- bolts hole, 10- bolts, 11- round holes, 12- inferior pyramidals hole,
13- workpiece.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Fig. 1~Fig. 7, the utility model proposes a kind of fixing devices of workpiece, including：
Pedestal 1 is provided with the boss 2 for being inserted into the hole 3 on workpiece on pedestal 1, and the top of boss 2 is provided with screw thread
Hole 4, is also inserted into a voussoir 5 in hole 3, voussoir 5 circumferentially on it is at least detachable be two block structures, outer diameter and the hole 3 of voussoir 5
Internal diameter it is consistent, be provided with up big and down small bellmouth 6 in voussoir 5, a tapered sleeve 8 be inserted into bellmouth 6, the top of tapered sleeve 8 is set
It is equipped with a pressing plate 9, when a bolt 10 is sequentially passed through in pressing plate 9 and the screw-in threaded hole 4 of tapered sleeve 8, the surrounding of voussoir 5 compresses hole 3
Inner wall.
In the present embodiment, when fixing workpiece 13, the hole 3 on workpiece 13 is inserted on the boss 2 of pedestal 1, is then existed
Voussoir 5 is inserted into hole 3, the outer diameter of voussoir 5 is consistent with the internal diameter of hole 3, the circumference of voussoir 5 when hole 3 is round
Rounded, when hole 3 is square hole, the profile of voussoir 5 is square, and is inserted into hole 3 just, and taper is provided in voussoir 5
Hole 6, bellmouth 6 are up big and down small taper, are inserted into tapered sleeve 8 in bellmouth 6, tapered sleeve 8 is equally up big and down small, and its outer diameter is slightly
More than the aperture of bellmouth, pressing plate 9 is provided on tapered sleeve 8, bolt 10 is inserted into the threaded hole 4 of boss 2 across pressing plate 9, tapered sleeve 8
In, pressing plate 9 is pressed downward by constantly screwing in bolt 10, and then be pressed downward tapered sleeve 8, tapered sleeve 8 moves down in bellmouth 6
When, bellmouth 6 can at least split into two agllutinations by the squeezing action power in circumferential direction, and because voussoir 5 is split structure
Structure, therefore Split type wedge 5 can be to circumferential explosive dispersion, and then the inner wall of hole 3 is compressed, so that workpiece is firmly fixed on bottom
On seat 1, it is conveniently operated, solves the technical issues of existing clamping device is not fixed easily such workpiece.
Further, voussoir 5 include circumferentially on the voussoir 1, voussoir 2 52, voussoir 3 53, the voussoir four that set gradually
54。
In the present embodiment, voussoir 5 divides for voussoir 1, voussoir 2 52, voussoir 3 53,4 54 4 part-structure of voussoir, wedge
Block 1, voussoir 2 52, voussoir 3 53, voussoir 4 54 merge back wall into the whole structure of voussoir 5, the knot of four seperated voussoirs
Structure is more uniformly stressed when voussoir 5 being made to be compacted dispersion, and then the active force for compressing the inner wall of hole 3 is also more uniform, compresses
Effect is more preferable, and then fixed effect is more preferable.
Further, the lower section in voussoir 5 positioned at bellmouth 6 is disposed with round hole 11 and inferior pyramidal hole 12, inferior pyramidal
Hole 12 is in up-small and down-big structure.
Further, bellmouth 6 runs through voussoir 5.
In the present embodiment, bellmouth 6 can run through voussoir 5 or the lower section of bellmouth 6 is disposed with 11 He of round hole
Inferior pyramidal hole 12, bellmouth 6 and inferior pyramidal hole 12 are in upper and lower symmetrical structure, after tapered sleeve 8 is inserted into bellmouth 6, squeezing effect
More preferably.
Further, voussoir 5 is set on boss 2.
Further, pressing plate 9 includes a U-shaped board 91, and upward, and the surrounding at the top of U-shaped board 91 is set the U-shaped opening of U-shaped board 91
It is equipped with first annular convex edge 92, the bolt hole 93 that the bottom of U-shaped board 91 is provided through.
In the present embodiment, voussoir 5 is set in by bellmouth 6 on boss 2, make connection more stablize, boss 2 from include from
The cylindrical boss 21 and cone boss 22 set gradually under is inserted into round hole 11 and inferior pyramidal hole 12 just, is increased
Connective stability.
Further, tapered sleeve 8 includes the through-hole 81 that U-shaped board 91 is inserted into, first annular convex after U-shaped board 91 is inserted into through-hole 81
The top for being stuck in tapered sleeve 8 along 92, and the top of tapered sleeve 8 is located at the surrounding of first annular convex edge 92 and is provided with the second annular convex edge
82。
Further, boss 2 is from cylindrical boss 21 and cone boss 22 including setting gradually from top to bottom, and cylinder
Shape boss 21 and cone boss 22 are inserted into respectively in round hole 11 and inferior pyramidal hole 12.
In the present embodiment, 8 outside of tapered sleeve is tapered, is internally provided with through-hole 81, and the U-shaped board 91 in pressing plate 9 is inserted into through-hole
In 81, the first annular convex edge 92 of the surrounding at 91 top of U-shaped board is stuck in the top of tapered sleeve 8, and surrounding is by the second annular convex edge 82
Package, bolt 10 pass through bolt hole 93, through-hole 81 be inserted into threaded hole 4 in, by pressing plate 9 into be about to tapered sleeve 8 downwards compress when, pressure
Plate 9 and tapered sleeve 8 not will produce relative displacement, be more prone to exert a force.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of fixing device of workpiece, which is characterized in that including pedestal (1), be provided on the pedestal (1) for being inserted into work
The boss (2) of hole (3) on part is provided with threaded hole (4) at the top of the boss (2), one is also inserted into described hole (3)
Voussoir (5), the voussoir (5) circumferentially on it is at least detachable be two block structures, the outer diameter and described hole of the voussoir (5)
(3) internal diameter is consistent, and up big and down small bellmouth (6) is provided in the voussoir (5), a cone is inserted into the bellmouth (6)
It covers (8), is provided with a pressing plate (9) above the tapered sleeve (8), a bolt (10) sequentially passes through the pressing plate (9) and tapered sleeve (8)
Screw in the threaded hole (4) it is interior when, the surrounding of the voussoir (5) compresses the inner wall of described hole (3).
2. a kind of fixing device of workpiece according to claim 1, which is characterized in that the voussoir (5) includes circumferentially
On the voussoir one (51), voussoir two (52), voussoir three (53), the voussoir four (54) that set gradually.
3. a kind of fixing device of workpiece according to claim 1, which is characterized in that be located in the voussoir (5) described
Round hole (11) and inferior pyramidal hole (12) are disposed with below bellmouth (6), the inferior pyramidal hole (12) is in up-small and down-big
Structure.
4. a kind of fixing device of workpiece according to claim 1, which is characterized in that the bellmouth (6) is through described
Voussoir (5).
5. a kind of fixing device of workpiece according to claim 1, which is characterized in that the voussoir (5) is set in described
On boss (2).
6. a kind of fixing device of workpiece according to claim 1, which is characterized in that the pressing plate (9) includes a U-shaped board
(91), upward, and the surrounding at the top of the U-shaped board (91) is provided with first annular convex edge to the U-shaped opening of the U-shaped board (91)
(92), the bolt hole (93) that the bottom of the U-shaped board (91) is provided through.
7. a kind of fixing device of workpiece according to claim 6, which is characterized in that the tapered sleeve (8) includes described U-shaped
The through-hole (81) that plate (91) is inserted into, after the U-shaped board (91) is inserted into through-hole (81), the first annular convex edge (92) is stuck in institute
State the top of tapered sleeve (8), and the top of the tapered sleeve (8) is located at the surrounding of the first annular convex edge (92) and is provided with the second ring
Shape convex edge (82).
8. a kind of fixing device of workpiece according to claim 3, which is characterized in that the boss (2) is from including from upper
The cylindrical boss (21) and cone boss (22) set gradually under, and the cylindrical boss (21) and the taper are convex
Platform (22) is inserted into respectively in the round hole (11) and inferior pyramidal hole (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820056455.9U CN207807152U (en) | 2018-01-12 | 2018-01-12 | A kind of fixing device of workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820056455.9U CN207807152U (en) | 2018-01-12 | 2018-01-12 | A kind of fixing device of workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207807152U true CN207807152U (en) | 2018-09-04 |
Family
ID=63327173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820056455.9U Active CN207807152U (en) | 2018-01-12 | 2018-01-12 | A kind of fixing device of workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207807152U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108044370A (en) * | 2018-01-12 | 2018-05-18 | 河北北方铸业有限公司 | A kind of fixing device of workpiece |
-
2018
- 2018-01-12 CN CN201820056455.9U patent/CN207807152U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108044370A (en) * | 2018-01-12 | 2018-05-18 | 河北北方铸业有限公司 | A kind of fixing device of workpiece |
| CN108044370B (en) * | 2018-01-12 | 2024-04-05 | 河北北方铸业有限公司 | Workpiece fixing device |
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