CN206066259U - A kind of worm drive clamping device - Google Patents
A kind of worm drive clamping device Download PDFInfo
- Publication number
- CN206066259U CN206066259U CN201621106729.8U CN201621106729U CN206066259U CN 206066259 U CN206066259 U CN 206066259U CN 201621106729 U CN201621106729 U CN 201621106729U CN 206066259 U CN206066259 U CN 206066259U
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- fixed
- seat
- clamping device
- guide head
- worm drive
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Abstract
The utility model discloses a kind of worm drive clamping device, lifting seat including rotary screw is vertically provided with fixed seat, fixed seat and with the cooperation of rotary screw screw thread, the pressure strip with clamped work pieces mate is fixed with the top of lifting seat, the spacing shim that axial displacement is produced for limiting rotary screw in fixed seat, is provided with；Guide holder is fixed with fixed seat, guide holder is provided with the guide head for limiting lifting seat high-low limit position, and the helicla flute coordinated with guide head is provided with lifting seat, and guide head is arranged in helicla flute.When clamping workpiece, 3-4 clamping points are chosen on workpiece, according to displacement and the direction of rotation of each clamping point, design the clamping device of different length.Clamping device of the present utility model is applied to clamping transport, assembling and the upset that full-sized car assembles workpiece.Clamping force is big, and self-locking performance is good, high precision.Simple structure, it is easy to operate.The assembling quality of product is improve, the input cost of equipment is reduced, is improve production efficiency.
Description
Technical field
This utility model is related to automobile assembling equipment technical field, in particular to a kind of worm drive clamping device.
Background technology
On the assembly line of the auto parts and components product such as automobile engine, change speed gear box, in order to ensure that workpiece is linked to be with fixture
Entirety is conveyed.Generally workpiece is directly connected to fixture using bolt.Such clamping structure is easy in conveying
Workpiece is caused to damage, simultaneously because clamping force is less, when part is located at the station turning on assembly line and automatization's special plane work
When at position, easily workpiece is caused to damage, and be difficult to realize the clamping to workpiece, affect the assembly precision of product.
Utility model content
The purpose of this utility model seeks to the deficiency for solving above-mentioned background technology, there is provided a kind of not disfiguring workpiece, while
The stable worm drive clamping device of clamping force.
In order to achieve this, the worm drive clamping device designed by this utility model, including erect in fixed seat, fixed seat
The lifting seat for being directly provided with rotary screw and being coordinated with rotary screw screw thread, is fixed with the top of the lifting seat and clamped workpiece
The pressure strip of cooperation, is provided with the spacing shim that axial displacement is produced for limiting rotary screw in the fixed seat；The fixation
Guide holder is fixed with seat, the guide holder is provided with the guide head for limiting lifting seat high-low limit position, on the lifting seat
The helicla flute coordinated with guide head is provided with, the guide head is arranged in helicla flute.
Specifically, the helicla flute includes the first straight line groove section of bottom lock and is located above first straight line groove section, pushes up
The second straight line groove section of portion's closing, is connected with chute section between the first straight line groove section and second straight line groove section.
Specifically, the bottom of the rotary screw is fixedly connected with the screw rod spacer with diameter greater than rotary screw diameter,
The fixed seat includes hold-down support and is secured by bolts in the firm banking of hold-down support bottom, the top of the firm banking
Portion is provided with the screw rod locating slot coordinated with screw rod spacer, and the screw rod spacer is arranged in screw rod locating slot, the fixation
The bottom of bearing is provided with pad locating slot, and the spacing shim is arranged in pad locating slot, and the rotary screw passes through spacing
Pad, the internal diameter of the spacing shim are less than the diameter of screw rod spacer.
Specifically, the hold-down support includes support base sleeve barrel, and the bottom of the support base sleeve barrel is fixedly connected with bearing and fixes
Ring, the pad locating slot are opened in support base sleeve barrel bottom, and the guide holder includes and leading that hold-down support is bolted
To seat fixed plate, the guide head is fixed on the top of guide holder fixed plate, is provided with corresponding with guide head on the hold-down support
Guide head via, the guide head is arranged in helicla flute through guide head via；The firm banking is a cylindrical bottom
Seat, the screw rod locating slot are opened in the center of top of firm banking.
Further, lubricating oil injection port is provided with the hold-down support.
Preferably, the rotary screw sequentially passes through lifting seat and pressure strip, and the top of the rotary screw is six square toes
Structure.
Specifically, the lifting seat is included the jacking sleeve coordinated with fixed seat gap and is fixed at the top of jacking sleeve
Pressure strip retainer ring, is bolted to connection between the pressure strip and pressure strip retainer ring.
More specifically, the pressure strip include the cylindricality pressed seat being bolted to connection with pressure strip retainer ring and with
The compressor arm that cylindricality pressed seat is fixedly connected, the front end of the compressor arm are fixedly connected with the claw vertical with compressor arm.
The beneficial effects of the utility model are：When workpiece is clamped, 3-4 clamping points are chosen on workpiece, according to each folder
The displacement of tight point and direction of rotation, design the clamping device of different length.Clamping device designed by this utility model is fitted
Clamping transport, assembling and the upset of workpiece are assembled for full-sized car.Clamping force is big, and self-locking performance is good, high precision.Simple structure,
It is easy to operate, it is reliable and stable.The assembling quality of product is improve, the input cost of equipment is reduced, is improve production efficiency.
Description of the drawings
Fig. 1 is the structural representation of the worm drive clamping device designed by this utility model；
Fig. 2 is the sectional view of A-A in Fig. 1；
Fig. 3 is the top view of firm banking in this utility model；
Fig. 4 is the sectional view of B-B in Fig. 3；
Fig. 5 is the front view of hold-down support in this utility model；
Fig. 6 is the sectional view of C-C in Fig. 5；
Fig. 7 is the structural representation of rotary screw in this utility model；
Fig. 8 is the structural representation of lifting seat in this utility model；
Fig. 9 is the front view of guide holder in this utility model；
Figure 10 is the left view of guide holder in this utility model；
Figure 11 is the structural representation of pressure strip in this utility model；
Wherein, 1-fixed seat (1.1-hold-down support, 1.2-firm banking), 2-rotary screw, 3-lifting seat
(3.1-jacking sleeve, 3.2-pressure strip retainer ring), 4-pressure strip (4.1-cylindricality pressed seat, 4.2-compressor arm, 4.3-
Claw), 5-spacing shim, 6-guide holder (6.1-guide holder fixed plate), 7-guide head, 8-helicla flute (8.1-the first
Straight-line groove section, 8.2-second straight line groove section, 8.3-chute section) 9-screw rod spacer, 10-guide head via, 11-screw rod
Locating slot, 12-pad locating slot, 13-support base sleeve barrel, 14-bearing retainer ring, 15-lubricating oil injection port.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Rotary screw 2 is provided with vertically in worm drive clamping device as shown in Fig. 1-2, including fixed seat 1, fixed seat 1
And the lifting seat 3 coordinated with 2 screw thread of rotary screw, the top of lifting seat 3 is fixed with the pressure strip 4 with clamped work pieces mate,
Be provided with fixed seat 1 spacing shim 5 of axial displacement is produced (as shown in fig. 7, the bottom of rotary screw 2 for limiting rotary screw 2
Portion is fixedly connected with the screw rod spacer 9 with diameter greater than 2 diameter of rotary screw, and as shown in Fig. 1-2, fixed seat 1 includes fixed
Seat 1.1 and the firm banking 1.2 for being secured by bolts in 1.1 bottom of hold-down support, as shown in Fig. 3-4, firm banking 1.2
Top is provided with the screw rod locating slot 11 coordinated with screw rod spacer 9, and screw rod spacer 9 is arranged in screw rod locating slot 11, such as schemes
Shown in 5-6, the bottom of hold-down support 1.1 is provided with pad locating slot 12, and spacing shim 5 is arranged in pad locating slot 12, rotation
Screw rod 2 passes through spacing shim 5, the internal diameter of spacing shim 5 to be less than the diameter of screw rod spacer 9).As shown in Fig. 2 in fixed seat 1
Guide holder 6 is fixed with, guide holder 6 is provided with the guide head 7 for limiting 3 high-low limit position of lifting seat, is provided with and leads on lifting seat 3
To 7 helicla flute 8 for coordinating, guide head 7 is arranged in helicla flute 8.As shown in figure 8, helicla flute 8 includes the first of bottom lock
Straight-line groove section 8.1 and above first straight line groove section 8.1, the second straight line groove section 8.2 of top seal, first straight line groove section
Chute section 8.3 is connected between 8.1 and second straight line groove section 8.2.
As shown in Fig. 5-6, hold-down support 1.1 includes support base sleeve barrel 13, and the bottom of support base sleeve barrel 13 is fixedly connected with bearing
Retainer ring 14, pad locating slot 12 are opened in 13 bottom of support base sleeve barrel, and as shown in Fig. 9-10, guide holder 6 includes and hold-down support
The 1.1 guide holder fixed plates 6.1 being bolted, guide head 7 are fixed on the top of guide holder fixed plate 6.1, such as Fig. 5 institutes
Show, be provided with hold-down support 1.1 and 7 corresponding guide head via 10 of guide head, guide head 7 is arranged at through guide head via 10
In helicla flute 8；As shown in Fig. 3-4, firm banking 1.2 is a cylindrical base, and screw rod locating slot 11 is opened in firm banking
1.2 center of top.
As shown in figure 1, lubricating oil injection port 15 is provided with hold-down support 1.1.
As shown in Fig. 1-2, rotary screw 2 sequentially passes through lifting seat 3 and pressure strip 4, as shown in fig. 7, rotary screw 2
Top is six square head structures.
As shown in Figure 2 and Figure 8, lifting seat 3 is included the jacking sleeve 3.1 coordinated with 1 gap of fixed seat and is fixed on lifting
Pressure strip retainer ring 3.2 at the top of sleeve 3.1, is bolted to connection between pressure strip 4 and pressure strip retainer ring 3.2.
As shown in figure 11, pressure strip 4 includes the cylindricality pressed seat being bolted to connection with pressure strip retainer ring 3.2
4.1 and the compressor arm 4.2 that is fixedly connected with cylindricality pressed seat 4.1, the front end of compressor arm 4.2 is fixedly connected with and compressor arm 4.2
Vertical claw 4.3.
In this utility model, screwed rotary screw 2 carries out worm drive with lifting seat 3.Rotary screw 2 is by solid
Reservation 1, spacing shim 5 enter row constraint with firm banking 1.2, only carry out spinning movement.It is straight up and down so as to drive lifting seat 3 to carry out
Line is moved, and lifting seat 3 enters row constraint by guide holder 6 and hold-down support 1.1.Helicla flute 8 is provided with lifting seat 3, guide head 7 exists
Enter line slip in the helicla flute 8 of lifting seat 3.Screw-driven makes lifting seat 3 move up and down, and guide head 7 is guided by helicla flute 8
Lifting seat 3 carries out the rotation of circumferencial direction.The straight length of the helicla flute 8 on lifting seat 3 clamps the mobile sky of workpiece for needed for
Between, 8 afterbody of helicla flute has locking function.Pressure strip 4 is connected with lifting seat 3,2 head of rotary screw is six square head structures.
Manually or six square head structure of electric rotary, drive lifting seat 3 and pressure strip 4 to move up and down, realize the clamping to workpiece with
Unclamp.
When workpiece is clamped, 3-4 clamping points are chosen on workpiece, the selection of each clamping point is considered as：Do not enter with workpiece
Direction of rotation, being put into of workpiece when row physical interference, the gravity torque of workpiece, the uniformity of clamping point distribution, pressure head unclamp,
The factors such as taking-up.In the case where above-mentioned condition is met, according to displacement and the direction of rotation of each clamping point, the folder of different length is designed
Tight device.
This utility model can be widely used in automobile assembling industry, and clamping transport, assembling to large-scale workpiece, upset have
There is the suitability.Clamping force is big, and self-locking performance is good, high precision.Simple structure, it is easy to operate, it is reliable and stable.Improve the assembling of product
Quality, reduces the input of equipment, improves production efficiency.
The above, is only preferred embodiment of the present utility model, not does any to structure of the present utility model
Pro forma restriction.Every any simple modification above example made according to technical spirit of the present utility model, equivalent
Change and modification, still fall within the range of the technical solution of the utility model.
Claims (8)
1. a kind of worm drive clamping device, it is characterised in that：Rotation spiral shell is vertically provided with (1) including fixed seat (1), fixed seat
Bar (2) and the lifting seat (3) coordinated with rotary screw (2) screw thread, are fixed with and clamped workpiece at the top of the lifting seat (3)
The spacing shim that axial displacement is produced for limiting rotary screw (2) is provided with the pressure strip (4) of cooperation, the fixed seat (1)
(5)；Guide holder (6) is fixed with the fixed seat (1), the guide holder (6) is provided with restriction lifting seat (3) high-low limit position
The guide head (7) put, is provided with the helicla flute (8) coordinated with guide head (7) on the lifting seat (3), the guide head (7) is arranged
In helicla flute (8).
2. worm drive clamping device as claimed in claim 1, it is characterised in that：The helicla flute (8) is including bottom lock
First straight line groove section (8.1) and be located at first straight line groove section (8.1) above, second straight line groove section (8.2) of top seal, institute
State and between first straight line groove section (8.1) and second straight line groove section (8.2), be connected with chute section (8.3).
3. worm drive clamping device as claimed in claim 1, it is characterised in that：The bottom of the rotary screw (2) is fixed
Be connected with the screw rod spacer (9) with diameter greater than rotary screw (2) diameter, the fixed seat (1) including hold-down support (1.1) and
Be secured by bolts in the firm banking (1.2) of hold-down support (1.1) bottom, be provided with the top of the firm banking (1.2) with
The screw rod locating slot (11) that screw rod spacer (9) coordinates, the screw rod spacer (9) are arranged in screw rod locating slot (11), institute
The bottom for stating hold-down support (1.1) is provided with pad locating slot (12), and the spacing shim (5) is arranged at pad locating slot (12)
Interior, through spacing shim (5), the internal diameter of the spacing shim (5) is straight less than screw rod spacer (9) for the rotary screw (2)
Footpath.
4. worm drive clamping device as claimed in claim 3, it is characterised in that：The hold-down support (1.1) is including bearing
Sleeve (13), the bottom of the support base sleeve barrel (13) are fixedly connected with bearing retainer ring (14), and the pad locating slot (12) is opened
Located at support base sleeve barrel (13) bottom, the guide holder (6) includes that the guide holder being bolted with hold-down support (1.1) is fixed
Plate (6.1), the guide head (7) are fixed on the top of guide holder fixed plate (6.1), be provided with the hold-down support (1.1) with
The corresponding guide head via (10) of guide head (7), the guide head (7) are arranged at helicla flute (8) through guide head via (10)
It is interior；The firm banking (1.2) is a cylindrical base, and the screw rod locating slot (11) is opened in the top of firm banking (1.2)
Central authorities of portion.
5. worm drive clamping device as claimed in claim 4, it is characterised in that：Profit is provided with the hold-down support (1.1)
Lubricating oil injection port (15).
6. worm drive clamping device as claimed in claim 3, it is characterised in that：The rotary screw (2) sequentially passes through liter
Drop seat (3) and pressure strip (4), the top of the rotary screw (2) is six square head structures.
7. worm drive clamping device as claimed in claim 1, it is characterised in that：The lifting seat (3) includes and fixed seat
(1) gap coordinates jacking sleeve (3.1) and the pressure strip retainer ring (3.2) being fixed at the top of jacking sleeve (3.1), the pressure
Tightly it is bolted to connection between plate (4) and pressure strip retainer ring (3.2).
8. worm drive clamping device as claimed in claim 7, it is characterised in that：The pressure strip (4) includes and pressure strip
Cylindricality pressed seat (4.1) and the compression being fixedly connected with cylindricality pressed seat (4.1) that retainer ring (3.2) is bolted to connection
Bar (4.2), the front end of the compressor arm (4.2) are fixedly connected with the claw (4.3) vertical with compressor arm (4.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621106729.8U CN206066259U (en) | 2016-10-09 | 2016-10-09 | A kind of worm drive clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621106729.8U CN206066259U (en) | 2016-10-09 | 2016-10-09 | A kind of worm drive clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206066259U true CN206066259U (en) | 2017-04-05 |
Family
ID=58440291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621106729.8U Active CN206066259U (en) | 2016-10-09 | 2016-10-09 | A kind of worm drive clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206066259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110711778A (en) * | 2019-10-17 | 2020-01-21 | 浙江纺织服装职业技术学院 | A cylinder device for punch hot bar automatic feeding |
-
2016
- 2016-10-09 CN CN201621106729.8U patent/CN206066259U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110711778A (en) * | 2019-10-17 | 2020-01-21 | 浙江纺织服装职业技术学院 | A cylinder device for punch hot bar automatic feeding |
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