CN208681057U - Pin shaft Milling Machining fixture - Google Patents
Pin shaft Milling Machining fixture Download PDFInfo
- Publication number
- CN208681057U CN208681057U CN201821116677.1U CN201821116677U CN208681057U CN 208681057 U CN208681057 U CN 208681057U CN 201821116677 U CN201821116677 U CN 201821116677U CN 208681057 U CN208681057 U CN 208681057U
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- pin shaft
- eccentric wheel
- gripping block
- milling machining
- machining fixture
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Abstract
The utility model provides pin shaft Milling Machining fixture, belongs to field of mechanical technique.It solves the problems, such as that existing pin shaft Milling Machining fixture clamping efficiency is low.It includes base and the gripping block that is located on base, gripping block is equipped with the recess for clamping pin shaft, recess is two and is located at the two sides of gripping block, base is equipped with two parallel locating shafts and two locating shafts are located at the two sides of gripping block, at least one eccentric wheel that can be rotated is arranged on two locating shafts, base is equipped with hydraulic cylinder, the piston rod end of hydraulic cylinder is connected with terminal pad, adjusting rod is respectively equipped between terminal pad and each eccentric wheel, the lower end of each adjusting rod is hinged in terminal pad, and the upper end of each adjusting rod is hinged with corresponding eccentric wheel.It has many advantages, such as to can be improved enterprises production efficiency, convenient for mounting and clamping.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of clamp for machining more particularly to a kind of pin shaft Milling Machining folder
Tool.
Background technique
When carrying out Milling Machining to pin shaft using milling machine, since cutting force is larger, vibration is larger, therefore generally can all add in milling
Pin shaft is clamped using fixture before work, to guarantee machining accuracy.Currently, existing pin shaft Milling Machining fixture once can only clamping one
Root pin shaft leads to not be produced in batches, so that the production efficiency of enterprise is low；And it requires manually to be filled every time
Folder, not only labor intensity of workers is big, but also clamping gets up also inconvenient, and clamping efficiency is low.
Summary of the invention
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, to propose pin shaft Milling Machining fixture, institute
Technical problems to be solved are how to improve production efficiency, keep clamping more convenient.
The purpose of this utility model can be realized by the following technical scheme:
Pin shaft Milling Machining fixture, including base and the gripping block being located on base, the gripping block is equipped with and is used for
Clamp the recess of pin shaft, which is characterized in that the recess is two and is located at the two sides of gripping block, and the base is equipped with
Two parallel locating shafts and two locating shafts are located at the two sides of gripping block, and being arranged at least one on two locating shafts can turn
Dynamic eccentric wheel, base are equipped with hydraulic cylinder, and the piston rod end of hydraulic cylinder is connected with terminal pad, terminal pad and each eccentric wheel it
Between be respectively equipped with adjusting rod, the lower end of each adjusting rod is hinged in terminal pad, the upper end of each adjusting rod with corresponding bias
Wheel is hinged.
In processing, two pin shafts are attached separately in two recesses of gripping block, then control the piston rod of hydraulic cylinder
Terminal pad is driven to move up.Due to being respectively equipped with adjusting rod between each two eccentric wheel of terminal pad, the lower end of each adjusting rod is cut with scissors
It connects in terminal pad, the upper end of each adjusting rod and corresponding eccentric wheel are hinged, therefore when the piston of hydraulic cylinder stretches out upwards, lead to
It crosses each adjusting rod and will push each eccentric wheel and swung by the center of circle of locating shaft, eccentric wheel each in this way will be put to corresponding recess
It is dynamic, so that pin shaft is securely clamped in recess.This pin shaft Milling Machining fixture is by being arranged recess, and benefit in gripping block two sides
Each eccentric wheel is driven to swing simultaneously to corresponding recess with hydraulic cylinder, thus clamping while realizing two pin shafts mentions well
The convenience when production efficiency and clamping of Gao Liao enterprise.
In above-mentioned pin shaft Milling Machining fixture, the adjusting rod includes the body of rod, the company that connect with body of rod lower thread
Connector one and the connector two connecting with body of rod threaded upper ends, the connector one are hinged with terminal pad, the company
Connector two is hinged with eccentric wheel.
The body of rod, the connector connecting with body of rod lower thread one are set by adjusting rod and are connect with body of rod threaded upper ends
Connector two, by rotate the adjustable entire adjusting rod of the body of rod length, so that the swing angle to eccentric wheel is adjusted
Section, makes this pin shaft Milling Machining fixture can adapt to the clamping of various outer diameter pin shaft.
In above-mentioned pin shaft Milling Machining fixture, the terminal pad is equipped with several identical as adjusting rod quantity and one by one
Corresponding lug boss, the end of each connector one are equipped with U-shaped interconnecting piece one, each lug boss insertion corresponding connection parts one
In opening and interconnecting piece one is hinged with lug boss.
Conventional terminal pad is disc-shaped structure, can not directly be cut with scissors the connector one of each adjusting rod with terminal pad
It connects.Therefore, lug boss is set in terminal pad, U-shaped interconnecting piece one is set in the end of connector one, lug boss is embedded in
It is then carried out in the opening of interconnecting piece one hinged.
In above-mentioned pin shaft Milling Machining fixture, the end of each connector two is equipped with U-shaped interconnecting piece two, each bias
Wheel is partially submerged into the opening of corresponding connection parts two and interconnecting piece two is hinged with eccentric wheel.
U-shaped interconnecting piece two is set in the end of connector two, eccentric wheel is partially submerged into opening for corresponding connection parts two
It is carried out again after in mouthful hinged.
In above-mentioned pin shaft Milling Machining fixture, positioning plate is connected in the gripping block, the two sides of positioning plate extend
To outside the two sides of gripping block.
The two sides of the connected positioning plate in gripping block, positioning plate extend to outside the two sides of gripping block, primarily to pin
The axial position of axis is positioned, and specifically pin shaft is loaded in the recess of gripping block in clamping and ensures an end face of pin shaft
It leans with positioning plate, the axial position of such pin shaft is just determined, and is then swung again by hydraulic cylinder band movable eccentric wheel
And pin shaft is securely clamped in recess.
In above-mentioned pin shaft Milling Machining fixture, the eccentric wheel is S-type, and eccentric wheel is made of spring steel.
Make eccentric wheel that there is certain elastic-restoring force again while proof strength as material using spring steel, this
Sample can form certain buffering when eccentric wheel is pressed on pin shaft by elastic-restoring force, avoid eccentric wheel and pin shaft rigidity
It contacts and pin shaft is caused to damage.
In above-mentioned pin shaft Milling Machining fixture, bronze bushing is equipped between the eccentric wheel and pin shaft.Bronze bushing is set
Mainly play the role of anti-wear.
Compared with prior art, this pin shaft Milling Machining fixture is by being arranged recess in gripping block two sides, and utilizes hydraulic cylinder
Each eccentric wheel is driven to swing simultaneously to corresponding recess, thus clamping while realizing two pin shafts improves enterprise well
Production efficiency and convenience when clamping.
In addition, length of this pin shaft Milling Machining fixture by the rotation adjustable entire adjusting rod of the body of rod, thus to bias
The swing angle of wheel is adjusted, this pin shaft Milling Machining fixture is made to can adapt to the clamping of various outer diameter pin shaft.
Detailed description of the invention
Fig. 1 is that this pin shaft Milling Machining fixture faces partial sectional view.
Fig. 2 is the side view of this pin shaft Milling Machining fixture.
Schematic diagram when Fig. 3 is this pin shaft Milling Machining fixture clamping pin shaft.
In figure, 1, base；2, gripping block；2a, recess；3, locating shaft；4, eccentric wheel；5, hydraulic cylinder；6, terminal pad；6a,
Lug boss；7, adjusting rod；7a, the body of rod；7b, connector one；7b1, interconnecting piece one；7c, connector two；7c1, interconnecting piece two；8,
Connecting plate；9, bronze bushing；10, pin shaft.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in figures 1 and 3, pin shaft Milling Machining fixture is clamped including base 1 and the gripping block being located on base 12
The two sides of block 2 are equipped with the recess 2a for clamping pin shaft 10, and positioning plate 8 is connected in gripping block 2, and the two sides of positioning plate 8 extend
To outside the two sides of gripping block 2.The connected positioning plate 8 in gripping block 2, the two sides of positioning plate 8 extend to outside the two sides of gripping block 2,
Primarily to positioning to the axial position of pin shaft 10, pin shaft 10 is specifically loaded on to the recess of gripping block 2 in clamping
In 2a and ensure that an end face of pin shaft 10 leans with positioning plate 8.
As shown in Figure 1, Figure 2 and Figure 3, base 1 is equipped with two parallel locating shafts 3, and two locating shafts 3 are located at gripping block
2 two sides are arranged there are two the eccentric wheel 4 that can be rotated on two locating shafts 3, and eccentric wheel 4 is S-type, and eccentric wheel 4 uses
Spring steel is made, and bronze bushing 9 is equipped between eccentric wheel 4 and locating shaft 3.Base 1 is equipped with hydraulic cylinder 5, the piston of hydraulic cylinder 5
Boom end is connected with terminal pad 6, and adjusting rod 7 is respectively equipped between terminal pad 6 and each eccentric wheel 4, and the lower end of each adjusting rod 7 is cut with scissors
It connects in terminal pad 6, the upper end of each adjusting rod 7 is hinged with corresponding eccentric wheel 4.
As depicted in figs. 1 and 2, specifically, the connection that adjusting rod 7 includes body of rod 7a, connect with body of rod 7a lower thread
First 7b and two 7c of connector connecting with body of rod 7a threaded upper ends, one 7b of connector are hinged with terminal pad 6, connector two
7c is hinged with eccentric wheel 4.Terminal pad 6 is equipped with several lug boss 6as identical and one-to-one with 7 quantity of adjusting rod, respectively connects
The end of one 7b of connector is equipped with U-shaped one 7b1 of interconnecting piece, in the opening of each lug boss 6a insertion one 7b1 of corresponding connection parts
And one 7b1 of interconnecting piece and lug boss 6a is hinged.The end of each two 7c1 of interconnecting piece is equipped with U-shaped two 7c1 of interconnecting piece, respectively
Eccentric wheel 4 is partially submerged into the opening of two 7c1 of corresponding connection parts, and two 7c1 of interconnecting piece is hinged with eccentric wheel 4.
In processing, two pin shafts 10 are attached separately in two recess 2a of gripping block 2, then control hydraulic cylinder 5
Piston rod drives terminal pad 6 to move up.Due to being respectively equipped with adjusting rod 7, each adjusting rod 7 between each two eccentric wheel 4 of terminal pad 6
Lower end be hinged in terminal pad 6, the upper end of each adjusting rod 7 and corresponding eccentric wheel 4 are hinged, therefore work as the work of hydraulic cylinder 5
When plug stretches out upwards, will push each eccentric wheel 4 by each adjusting rod 7 with locating shaft 3 is that the center of circle is swung, eccentric wheel each in this way
4 will swing to corresponding recess 2a, so that pin shaft 10 is securely clamped in recess 2a.This pin shaft Milling Machining fixture passes through
Recess 2a is set in 2 two sides of gripping block, and drives each eccentric wheel 4 to swing simultaneously to corresponding recess 2a using hydraulic cylinder 5, is realized
Thus clamping while two pin shaft 10 improves the convenience when production efficiency and clamping of enterprise well.
Moreover, because set body of rod 7a for adjusting rod 7, one 7b of connector that is connect with body of rod 7a lower thread and with
Two 7c of connector of body of rod 7a threaded upper ends connection, by rotating the length of the adjustable entire adjusting rod 7 of body of rod 7a, thus right
The swing angle of eccentric wheel 4 is adjusted, this pin shaft Milling Machining fixture is made to can adapt to the clamping of various outer diameter pin shaft 10.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (7)
1. pin shaft Milling Machining fixture, including base (1) and the gripping block (2) being located on base (1), the gripping block (2)
It is equipped with the recess (2a) for clamping pin shaft (10), which is characterized in that the recess (2a) is two and is located at gripping block
(2) two sides, the base (1) are equipped with two parallel locating shafts (3) and two locating shafts (3) and are located at gripping block (2)
Two sides, are arranged at least one eccentric wheel (4) that can be rotated on two locating shafts (3), and base (1) is equipped with hydraulic cylinder
(5), the piston rod end of hydraulic cylinder (5) is connected with terminal pad (6), is respectively equipped with tune between terminal pad (6) and each eccentric wheel (4)
The lower end of pole (7), each adjusting rod (7) is hinged on terminal pad (6), the upper end of each adjusting rod (7) with corresponding bias
It is hinged to take turns (4).
2. pin shaft Milling Machining fixture according to claim 1, which is characterized in that the adjusting rod (7) includes the body of rod
(7a), the connector one (7b) being connect with the body of rod (7a) lower thread and the connector two being connect with the body of rod (7a) threaded upper ends
(7c), the connector one (7b) are hinged with terminal pad (6), and the connector two (7c) is hinged with eccentric wheel (4).
3. pin shaft Milling Machining fixture according to claim 2, which is characterized in that the terminal pad (6) is equipped with several
The end of lug boss (6a) identical and one-to-one with adjusting rod (7) quantity, each connector one (7b) is equipped with U-shaped company
Socket part one (7b1), in the opening of each lug boss (6a) insertion corresponding connection parts one (7b1) and interconnecting piece one (7b1) and lug boss
(6a) is hinged.
4. pin shaft Milling Machining fixture according to claim 2, which is characterized in that the end of each connector two (7c) is equipped with
U-shaped interconnecting piece two (7c1), each eccentric wheel (4) is partially submerged into the opening of corresponding connection parts two (7c1) and interconnecting piece two
(7c1) is hinged with eccentric wheel (4).
5. pin shaft Milling Machining fixture according to claim 1 or 2 or 3 or 4, which is characterized in that in the gripping block (2)
It is connected with positioning plate (8), the two sides of positioning plate (8) extend to outside the two sides of gripping block (2).
6. pin shaft Milling Machining fixture according to claim 1, which is characterized in that the eccentric wheel (4) is S-type, and partially
Heart wheel (4) is made of spring steel.
7. pin shaft Milling Machining fixture according to claim 6, which is characterized in that the eccentric wheel (4) and pin shaft (10)
Between be equipped with bronze bushing (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821116677.1U CN208681057U (en) | 2018-07-14 | 2018-07-14 | Pin shaft Milling Machining fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821116677.1U CN208681057U (en) | 2018-07-14 | 2018-07-14 | Pin shaft Milling Machining fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208681057U true CN208681057U (en) | 2019-04-02 |
Family
ID=65880768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821116677.1U Active CN208681057U (en) | 2018-07-14 | 2018-07-14 | Pin shaft Milling Machining fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208681057U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686894A (en) * | 2020-06-16 | 2020-09-22 | 葛庆丰 | Mountable is in concrete reinforcement recovery unit of excavator |
-
2018
- 2018-07-14 CN CN201821116677.1U patent/CN208681057U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686894A (en) * | 2020-06-16 | 2020-09-22 | 葛庆丰 | Mountable is in concrete reinforcement recovery unit of excavator |
| CN111686894B (en) * | 2020-06-16 | 2022-12-13 | 葛庆丰 | Mountable is in concrete reinforcement recovery unit of excavator |
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