CN202219393U - Assembling mechanism of hydraulic bolt prestressing device - Google Patents
Assembling mechanism of hydraulic bolt prestressing device Download PDFInfo
- Publication number
- CN202219393U CN202219393U CN2011202653771U CN201120265377U CN202219393U CN 202219393 U CN202219393 U CN 202219393U CN 2011202653771 U CN2011202653771 U CN 2011202653771U CN 201120265377 U CN201120265377 U CN 201120265377U CN 202219393 U CN202219393 U CN 202219393U
- Authority
- CN
- China
- Prior art keywords
- carriage
- preloader
- fluid power
- inverted
- shaped guide
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Support Of The Bearing (AREA)
Abstract
The utility model discloses an assembling mechanism of a hydraulic bolt prestressing device, which solves the problem of difficulty in centering when a hydraulic bolt prestressing device is mounted in existing rolling equipment. The assembling mechanism comprises a lifting screw (2) and a positioning circular boss (11), wherein the lifting screw (2) is arranged in the center of the bottom end surface of a rolling upright column (1), the positioning circular boss (11) is arranged on a bracket (4) with a center hole, the hydraulic bolt prestressing device (16) is disposed on the bracket (4), an inner unthreaded hole of the hydraulic bolt prestressing device (16) is sleeved on the positioning circular boss (11) on the bracket (4), an inverted T-shaped guide sleeve (5) is arranged in the center hole of the bracket (4), a thrust bearing (6) is arranged on a T-shaped table of the inverted T-shaped guide sleeve (5), a belleville spring (7) is disposed between the thrust bearing (6) and the lower end surface of the bracket (4), and a lifting nut (5) is arranged in the inverted T-shaped guide sleeve (5). The assembling mechanism has automatic leveling and centering functions, and can realize in-place installation by one-step operation.
Description
Technical field
The present invention relates to a kind of steel rolling production equipment, be specifically related to a kind of device that big nut in the fluid power bolt preloader and steel rolling column are assembled together.
Background technology
At present, when the column of pretension steel rolling equipment, need screw thread be installed to the column bottom of steel rolling equipment greater than the fluid power bolt preloader of M170 own wt more than 200Kg.But because the space of bottom, steel rolling column bottom is limited, make the center of aiming at fluid power bolt preloader center and column have very big difficulty, existence is wasted time and energy and problem not in place usually is installed.
Summary of the invention
The invention provides a kind of assemble mechanism of fluid power bolt preloader, solved existing steel rolling equipment and when assembling fluid power bolt preloader, existed center difficult technologies problem.
The present invention overcomes the above problems through following scheme:
A kind of assemble mechanism of fluid power bolt preloader; Comprise the steel rolling column, be provided with the connection screw of lifting screw at the center of the bottom face of steel rolling column, an end of lifting screw is screwed onto with the steel rolling column through this connection screw; Locking nut is locked lifting screw below the steel rolling column; The carriage that has centre bore is provided with the positioning round boss, and the diameter of positioning round boss is identical with the internal diameter of the interior unthreaded hole of fluid power bolt preloader, and fluid power bolt preloader is arranged on the carriage; The interior unthreaded hole of fluid power bolt preloader is socketed on the positioning round boss on the carriage; In the centre bore of carriage, be provided with the inverted T-shaped guide pin bushing, bolt is crimped on through the positioning round boss upper surface of upper surface on carriage of pressing plate with the inverted T-shaped guide pin bushing, and the T shape platform of inverted T-shaped guide pin bushing is provided with thrust bearing; Between the lower surface of thrust bearing and carriage, be provided with the butterfly spring; In the inverted T-shaped guide pin bushing, be provided with lifting nut, the centre bore of fluid power bolt preloader is passed in the lower end of lifting screw and the guide pin bushing in the carriage is screwed onto with lifting nut, and rotary handle is connected with lifting nut through the unthreaded hole that raises that is provided with on the lifting nut.
Be provided with the hitch unthreaded hole in the side of described carriage.
Function, once-through operation that the present invention has automatic leveling, centering just can be in place, and simple in structure, easy operating does not receive the restriction of bulk, can save great amount of time.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Specific embodiment
A kind of assemble mechanism of fluid power bolt preloader; Comprise steel rolling column 1; Be provided with the connection screw of lifting screw 2 at the center of the bottom face of steel rolling column 1; One end of lifting screw 2 is screwed onto with steel rolling column 1 through this connection screw, and locking nut 3 is locked lifting screw 2 below steel rolling column 1, and the carriage 4 that has centre bore is provided with positioning round boss 11; The diameter of positioning round boss 11 is identical with the internal diameter of the interior unthreaded hole 10 of fluid power bolt preloader 16; Fluid power bolt preloader 16 is arranged on the carriage 4, and the interior unthreaded hole of fluid power bolt preloader 16 is socketed on the positioning round boss 11 on the carriage 4, in the centre bore of carriage 4, is provided with inverted T-shaped guide pin bushing 5; Bolt 9 is crimped on through positioning round boss 11 upper surfaces of upper surface on carriage 4 of pressing plate 8 with inverted T-shaped guide pin bushing 5; The T shape platform of inverted T-shaped guide pin bushing 5 is provided with thrust bearing 6, between the lower surface of thrust bearing 6 and carriage 4, is provided with butterfly spring 7, in inverted T-shaped guide pin bushing 5, is provided with lifting nut 15; The centre bore of fluid power bolt preloader 16 is passed in the lower end of lifting screw 2 and the guide pin bushing 5 in the carriage 4 is screwed onto with lifting nut 15, and rotary handle 14 is connected with lifting nut 15 through the unthreaded hole 13 that raises that is provided with on the lifting nut 15.
Be provided with hitch unthreaded hole 12 in the side of described carriage 4.
Earlier lifting screw 2 is screwed to the bottom central place of steel rolling column 1, and is fixed with locking nut 3.Fluid power bolt preloader 16 is put on the carriage 4, the interior unthreaded hole 10 of fluid power bolt preloader 16 is connected together with positioning round boss 11, rotate rotary handle 14; Make lifting nut 15 promote carriage 4 and rise, contact with steel rolling column 1 up to fluid power bolt preloader 16, butterfly spring 7 is compressed; At this moment handle 14 is pulled down from lifting nut 15; Pack into the hitch unthreaded hole 12 of carriage 4, rotating bracket 4 drives fluid power bolt preloaders 16 and rotates, after fluid power bolt preloader 16 screws in steel rolling columns 1; Butterfly spring 7 restPoses, and has accomplished being threaded of fluid power bolt preloader 16 and steel rolling column 1.Adjust this device carriage 4 can with the 16 supporting uses of all size fluid power bolt preloader.
Claims (2)
1. the assemble mechanism of a fluid power bolt preloader; Comprise steel rolling column (1); Be provided with the connection screw of lifting screw (2) at the center of the bottom face of steel rolling column (1); One end of lifting screw (2) is screwed onto with steel rolling column (1) through this connection screw; Locking nut (3) is locked lifting screw (2) in the below of steel rolling column (1); It is characterized in that; The carriage (4) that has centre bore is provided with positioning round boss (11), and the diameter of positioning round boss (11) is identical with the internal diameter of the interior unthreaded hole (10) of fluid power bolt preloader (16), and fluid power bolt preloader (16) is arranged on the carriage (4); The interior unthreaded hole of fluid power bolt preloader (16) is socketed on the positioning round boss (11) on the carriage (4); In the centre bore of carriage (4), be provided with inverted T-shaped guide pin bushing (5), bolt (9) is crimped on through positioning round boss (11) upper surface of upper surface on carriage (4) of pressing plate (8) with inverted T-shaped guide pin bushing (5), and the T shape platform of inverted T-shaped guide pin bushing (5) is provided with thrust bearing (6); Between the lower surface of thrust bearing (6) and carriage (4), be provided with butterfly spring (7); In inverted T-shaped guide pin bushing (5), be provided with lifting nut (15), the centre bore of fluid power bolt preloader (16) is passed in the lower end of lifting screw (2) and the guide pin bushing (5) in the carriage (4) is screwed onto with lifting nut (15), and rotary handle (14) is gone up the unthreaded hole (13) that raises that is provided with through lifting nut (15) and is connected with lifting nut (15).
2. the assemble mechanism of fluid power bolt preloader according to claim 1 is characterized in that, is provided with hitch unthreaded hole (12) in the side of described carriage (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202653771U CN202219393U (en) | 2011-07-26 | 2011-07-26 | Assembling mechanism of hydraulic bolt prestressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202653771U CN202219393U (en) | 2011-07-26 | 2011-07-26 | Assembling mechanism of hydraulic bolt prestressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202219393U true CN202219393U (en) | 2012-05-16 |
Family
ID=46041430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202653771U Withdrawn - After Issue CN202219393U (en) | 2011-07-26 | 2011-07-26 | Assembling mechanism of hydraulic bolt prestressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202219393U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328296A (en) * | 2011-07-26 | 2012-01-25 | 太原通泽重工有限公司 | Mechanism for assembling hydraulic bolt pre-tensioner |
| CN104056963A (en) * | 2014-07-07 | 2014-09-24 | 安徽江淮汽车股份有限公司 | Drawing die |
-
2011
- 2011-07-26 CN CN2011202653771U patent/CN202219393U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328296A (en) * | 2011-07-26 | 2012-01-25 | 太原通泽重工有限公司 | Mechanism for assembling hydraulic bolt pre-tensioner |
| CN102328296B (en) * | 2011-07-26 | 2013-07-24 | 太原通泽重工有限公司 | Mechanism for assembling hydraulic bolt pre-tensioner |
| CN104056963A (en) * | 2014-07-07 | 2014-09-24 | 安徽江淮汽车股份有限公司 | Drawing die |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201746276U (en) | Spiral top | |
| CN204222248U (en) | High accuracy four column rotating press device | |
| CN203171535U (en) | Axial withdrawal tool of hinge pin | |
| CN202097708U (en) | Bearing assembling tooling | |
| CN202219393U (en) | Assembling mechanism of hydraulic bolt prestressing device | |
| CN202479765U (en) | Pressure head with function of spherical automatic adjustment | |
| CN102328296B (en) | Mechanism for assembling hydraulic bolt pre-tensioner | |
| CN202114460U (en) | Seabed hydraulic nut setting tool for rudderstock | |
| CN201552549U (en) | Clamp spring assembling device of butterfly-shaped spring piece | |
| CN103722373A (en) | Mechanical device for operation posture simulation of milling spindle unit | |
| CN204382694U (en) | For the high-precision rotary swager of material forming | |
| CN102069471A (en) | Disk-shaped spring pieces circlip assembling device | |
| CN204222232U (en) | Rotating material-pressing compressing head driving mechanism | |
| CN201768841U (en) | Air valve and push rod riveting equipment and riveting knife feed mechanism thereof | |
| CN203636673U (en) | Pallet for engine production process | |
| CN203051389U (en) | Easy-to-disassemble preloaded bolt | |
| CN203266491U (en) | Mounting fixture | |
| CN203034829U (en) | Hydraulic following support device | |
| CN103659721A (en) | Bearing resolving device | |
| CN202412180U (en) | Installation tool for bearing of curved arm box of combined isolation switch | |
| CN203753560U (en) | Electric adjusting pallet applied in engine production process | |
| CN201245042Y (en) | Universal wheel | |
| CN204222228U (en) | High-mechanic material swager | |
| CN202877997U (en) | Beam lifting box structure | |
| CN103587785A (en) | Tray applied to engine production process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120516 Effective date of abandoning: 20130724 |
|
| RGAV | Abandon patent right to avoid regrant |