CN208758748U - A kind of gear flexible clamp for machining - Google Patents
A kind of gear flexible clamp for machining Download PDFInfo
- Publication number
- CN208758748U CN208758748U CN201821637787.2U CN201821637787U CN208758748U CN 208758748 U CN208758748 U CN 208758748U CN 201821637787 U CN201821637787 U CN 201821637787U CN 208758748 U CN208758748 U CN 208758748U
- Authority
- CN
- China
- Prior art keywords
- expansion set
- gland
- connecting rod
- gear
- conical section
- 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.)
- Expired - Fee Related
Links
- 230000009975 flexible effect Effects 0.000 title claims abstract description 17
- 238000003754 machining Methods 0.000 title claims abstract description 15
- 210000004907 gland Anatomy 0.000 claims abstract description 34
- 239000002390 adhesive tape Substances 0.000 claims abstract description 9
- 230000008961 swelling Effects 0.000 claims abstract description 6
- 241000397426 Centroberyx lineatus Species 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000010339 dilation Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model discloses a kind of gear flexible clamp for machining, including expansion set, and the expansion set is cylindrical, are made of several blooms, are bonded together between adjacent bloom with adhesive tape；Clamping fixture seat is provided with center pull rod in the clamping fixture seat, is provided with gland on the expansion set, the connecting rod connecting with pull rod is provided on the gland, under the action of telescopic device, center pull rod can drive gland to push by connecting rod, so that gland is acted on expansion set and move downward expansion set；The upper end of the clamping fixture seat has conical section, the outer diameter of the conical section upper end is less than the internal diameter of expansion set, the outer diameter of lower end is greater than the internal diameter of expansion set, increases expansion set during moving downward by outer diameter under the action of conical section, to make to be mounted on processed gear on expansion set by swelling.The flexibility for expanding expansion set outward is more preferable, better meets the Gear Processing demand of different model, and improves the service life of fixture.
Description
Technical field
The utility model belongs to clamp art, specifically a kind of gear flexible clamp for machining.
Background technique
Fixture is used to fix processing object during referring to machine-building, is allowed to occupy correct position, to receive processing
Or the device of detection, in a broad sense, any process in technical process, for rapidly, workpiece is easily and safely installed
Device all can be described as fixture.
Clamping apparatus for gear wheel processing refers to the special fixture for being used to fix gear during to Gear Processing, existing machinery gear
There are miscellaneous models, thus it is also just different for selecting for clamp for machining model, in existing clamping apparatus for gear wheel processing,
Collet belongs to metal and is integrally made, and the lower end of clamp head is axially spaced to be provided with gap, although collet can be made to reach in this way
To the outside effect for expanding fixed gear, but dilation is very unobvious, and the gear obvious for model difference
The fixture of close model need to be customized specially just to complete fixed processing, thereby increase fixture cost, and in such processing
Make the abrasion between collet and clamping fixture seat also very serious in the process, seriously affects the service life of fixture.
Utility model content
For the above the deficiencies in the prior art, the purpose of this utility model is to provide a kind of outside expanding flexibles of collet
Height, is suitble to the gear of fixed processing different model, and reduces the gear flexible clamp for machining worn between collet and clamping fixture seat.
A kind of to achieve the above purpose, the technical solution of the present invention is: gear flexible clamp for machining, including expansion set,
The expansion set is cylindrical, is made of several blooms, is bonded together between adjacent bloom with adhesive tape；Clamping fixture seat, the folder
It is provided with center pull rod in tool seat, gland is provided on the expansion set, the company connecting with center pull rod is provided on the gland
Extension bar, under the action of telescopic device, center pull rod can drive gland to push by connecting rod, so that gland is acted on expansion set and make
Expansion set moves downward；The upper end of the clamping fixture seat has conical section, and the outer diameter of the conical section upper end is less than the internal diameter of expansion set, under
The outer diameter at end is greater than the internal diameter of expansion set, increases expansion set during moving downward by outer diameter under the action of conical section, from
And make to be mounted on the processed gear on expansion set by swelling.
In the technical scheme, expansion set is cylindrical, is made of several blooms, is bonded between adjacent bloom with adhesive tape
Get up, by combination rigid and flexible, the flexibility for expanding expansion set outward is higher, and can better meet different model
Gear Processing demand, greatly reduce production fixture cost.At work, gear is mounted on expansion set by operator
On, at this time under the action of telescopic device, by the connecting band dynamic pressure lid of center pull rod and connecting rod, make gland drive expansion set to
Lower movement, the conical section of expansion set contact at this time expands outward, effectively by processed gear swelling, and since expansion set is swollen outward
Swollen flexibility is very high, so the abrasion between expansion set and clamping fixture seat also greatly reduces, to improve the use of fixture
Service life.
It further, further include being set with the limit sleeve that clamping fixture seat conical section is set, the internal diameter of the limit set upper side is greater than
The outer diameter of the expansion set, the internal diameter of the limit sleeve lower end are greater than the outer diameter of the conical section lower end.
In this way, being expanded outward to expansion set by setting limit sleeve and playing effective position-limiting action, it is outside to avoid expansion set
It expands excessive, expansion set is caused to damage.
Further, the upper end of the expansion set is provided with annular groove, and the radial section of the annular groove is swallow-tail form；The pressure
Lid lower end surface corresponds to the annular groove and is provided with protrusion, which is obtained by rubber system, and the protrusion matches with the annular groove；
The gland is movably arranged in the annular groove of the expansion set upper end by the protrusion.
In this way, expansion set can not exit from the case where no upwards thrust after Gear Processing finishes, therefore need
It manually to be taken out by artificial, so driving expansion set while moving upwards gland by the way that gland to be flexibly connected with expansion set
It exits, and also reduces the process by manually taking out, be flexibly connected due to being, so more will not influence outside swollen of expansion set
Swollen dilation.
Further, through-hole is provided on the central axis of the gland；The connecting rod upper end is provided with internal thread hole, described
Connecting rod lower end is provided with external screw thread；The gland is connected by the upper end that screw passes through the through-hole and connecting rod.
In this way, keeping the fixture more convenient in the production process.
Further, described center pull rod one end is round bar, and the other end is round end, and the round bar is hollow structure, the circle
Internal thread hole is provided on head；The lower end of the connecting rod is movably arranged in the round end.
In this way, passing through excessive between center pull rod and connecting rod, the damage being effectively reduced between connecting rod and gland
Bad rate.
Further, the bloom is made using stainless steel.
In this way, keeping expansion set intensity high, corrosion resistance is strong, improves the service life of expansion set.
Further, the adhesive tape is made using silica gel.
In this way, the flexibility for expanding expansion set outward is more preferable.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
The figure therein of type for those of ordinary skill in the art without any creative labor, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure sectional view of the utility model.
1-clamping fixture seat, 2-limit sleeves, 3-expansion sets, 4-glands, 5-connecting rods, 6-center pull rods.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
When it is implemented, a kind of gear flexible clamp for machining as shown in Figure 1, including expansion set 3, the expansion set 3 are in cylinder
Shape is made of several blooms, is bonded together between adjacent bloom with adhesive tape；Clamping fixture seat 1 is provided in the clamping fixture seat 1
Center pull rod 6 is provided with gland 4 on the expansion set 3, the connecting rod 5 connecting with center pull rod 6 is provided on the gland 4,
Under the action of telescopic device, center pull rod 6 can drive gland 4 to push by connecting rod 4, so that gland 4 is acted on expansion set 3 and make swollen
Set 3 moves downward；The upper end of the clamping fixture seat 1 has conical section, and the outer diameter of the conical section upper end is less than the internal diameter of expansion set 3,
The outer diameter of lower end is greater than the internal diameter of expansion set 3, increases expansion set 3 during moving downward by outer diameter under the action of conical section
Greatly, to make the processed gear being mounted on expansion set 3 by swelling.
In the technical scheme, expansion set 3 is cylindrical, is made of several blooms, viscous with adhesive tape between adjacent bloom
It picks up and, by combination rigid and flexible, the flexibility for expanding expansion set 3 outward is higher, and can better meet difference
The cost of production fixture greatly reduces in the Gear Processing demand of model.At work, gear is mounted on swollen by operator
On set 3, at this time under the action of telescopic device, by the connecting band dynamic pressure lid 4 of center pull rod 6 and connecting rod 5, make 4 band of gland
Dynamic expansion set 3 moves downward, and expansion set 3 contacts conical section and expands outward at this time, effectively by processed gear swelling, and due to
The flexibility that expansion set 3 expands outward is very high, so the abrasion between expansion set 3 and clamping fixture seat 1 also greatly reduces, to improve
The service life of fixture.
It further include being set with the limit sleeve 2 that 1 conical section of clamping fixture seat is set, on the limit sleeve 2 in present embodiment
The internal diameter at end is greater than the outer diameter of the expansion set 3, and the internal diameter of 2 lower end of limit sleeve is greater than the outer diameter of the conical section lower end.
In this way, expansion plays effective position-limiting action outward to expansion set 3 by setting limit sleeve 2, expansion set 3 is avoided
Expand outward it is excessive, cause expansion set 3 damage.
In present embodiment, the upper end of the expansion set 3 is provided with annular groove, and the radial section of the annular groove is swallow
Tail shape；4 lower end surface of gland corresponds to the annular groove and is provided with protrusion, which is obtained by rubber system, it is described protrusion with it is described
Annular groove matches；The gland 4 is movably arranged in the annular groove of 3 upper end of expansion set by the protrusion.
In this way, expansion set 3 can not exit under the action of no upwards thrust, therefore after Gear Processing finishes
It needs manually to take out by artificial, so by the way that gland 4 to be flexibly connected with expansion set 3, drive while moving upwards gland 4
Expansion set 3 exits, and also reduces the process by manually taking out, due to be flexibly connected, so more will not influence expansion set to
The dilation of outer expansion.
In present embodiment, through-hole is provided on the central axis of the gland 4；5 upper end of connecting rod is provided with
Internal thread hole, 5 lower end of connecting rod are provided with external screw thread；The gland 4 passes through the through-hole and connecting rod 5 by screw
Upper end connection.
In this way, keeping the fixture more convenient in the production process.
In present embodiment, described 6 one end of center pull rod is round bar, and the other end is round end, and the round bar is hollow
Structure is provided with internal thread hole on the round end；The lower end of the connecting rod 5 is movably arranged in the round end.
In this way, directly being reduced between connecting rod 5 and gland 4 by excessive between center pull rod 6 and connecting rod 5
Spoilage.
In present embodiment, the bloom is made using stainless steel.
In this way, keeping 3 intensity of expansion set high, corrosion resistance is strong, improves the service life of expansion set 3.
In present embodiment, the adhesive tape is made using silica gel.
In this way, the more preferable of flexibility for expanding expansion set 3 outward
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that；
It can still modify to technical solution documented by previous embodiment, or to some or all of the technical features
It is equivalently replaced；And these are modified or replaceed, the utility model embodiment that it does not separate the essence of the corresponding technical solution
The range of technical solution should all cover in the claim of the utility model and the range of specification.
Claims (7)
1. a kind of gear flexible clamp for machining, which is characterized in that including expansion set, the expansion set is cylindrical, by several blooms
It forms, is bonded together between adjacent bloom with adhesive tape；
Clamping fixture seat is provided with center pull rod in the clamping fixture seat, gland is provided on the expansion set, be provided on the gland with
The connecting rod of center pull rod connection, under the action of telescopic device, center pull rod can drive gland to push by connecting rod, make to press
Lid acts on expansion set and moves downward expansion set；The upper end of the clamping fixture seat has conical section, the outer diameter of the conical section upper end
Less than the internal diameter of expansion set, the outer diameter of lower end is greater than the internal diameter of expansion set, makes expansion set during moving downward by conical section
It acts on lower outer diameter to increase, to make to be mounted on processed gear on expansion set by swelling.
2. a kind of gear flexible clamp for machining according to claim 1, which is characterized in that further include that suit is arranged in fixture
The internal diameter of the limit sleeve of seat conical section, the limit set upper side is greater than the outer diameter of the expansion set, the internal diameter of the limit sleeve lower end
Greater than the outer diameter of the conical section lower end.
3. a kind of gear flexible clamp for machining according to claim 1, which is characterized in that the upper end of the expansion set is provided with
Annular groove, the radial section of the annular groove are swallow-tail form；The gland lower end surface corresponds to the annular groove and is provided with protrusion, should
Protrusion is obtained by rubber system, and the protrusion matches with the annular groove；The gland is movably arranged on described swollen by the protrusion
In the annular groove of set upper side.
4. a kind of gear flexible clamp for machining according to claim 1, which is characterized in that set on the central axis of the gland
It is equipped with through-hole；The connecting rod upper end is provided with internal thread hole, and the connecting rod lower end is provided with external screw thread；The gland is logical
Screw is crossed to connect across the upper end of the through-hole and connecting rod.
5. a kind of gear flexible clamp for machining according to claim 1, which is characterized in that described center pull rod one end is circle
Bar, the other end are round end, and the round bar is hollow structure, are provided with internal thread hole on the round end；The lower end of the connecting rod
Portion is movably arranged in the round end.
6. a kind of gear flexible clamp for machining according to claim 1, which is characterized in that the bloom uses stainless steel
?.
7. a kind of gear flexible clamp for machining according to claim 1, which is characterized in that the adhesive tape uses silica gel system
?.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821637787.2U CN208758748U (en) | 2018-10-10 | 2018-10-10 | A kind of gear flexible clamp for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821637787.2U CN208758748U (en) | 2018-10-10 | 2018-10-10 | A kind of gear flexible clamp for machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208758748U true CN208758748U (en) | 2019-04-19 |
Family
ID=66136402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821637787.2U Expired - Fee Related CN208758748U (en) | 2018-10-10 | 2018-10-10 | A kind of gear flexible clamp for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208758748U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014447A (en) * | 2018-10-10 | 2018-12-18 | 重庆速腾机械制造有限公司 | A kind of gear flexible clamp for machining |
-
2018
- 2018-10-10 CN CN201821637787.2U patent/CN208758748U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014447A (en) * | 2018-10-10 | 2018-12-18 | 重庆速腾机械制造有限公司 | A kind of gear flexible clamp for machining |
| CN109014447B (en) * | 2018-10-10 | 2024-02-27 | 重庆速腾机械制造有限公司 | Gear flexible processing clamp |
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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 |
Granted publication date: 20190419 |