CN208778383U - It is a kind of can self-centering clamping floating cylinder - Google Patents
It is a kind of can self-centering clamping floating cylinder Download PDFInfo
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- CN208778383U CN208778383U CN201821174346.3U CN201821174346U CN208778383U CN 208778383 U CN208778383 U CN 208778383U CN 201821174346 U CN201821174346 U CN 201821174346U CN 208778383 U CN208778383 U CN 208778383U
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Abstract
It is a kind of can self-centering clamping floating cylinder, including cylinder body, piston apparatus is provided in cylinder body, piston apparatus one end connects workpiece A, the other end is interacted by nut and disc spring, is provided with oil duct in the wall of cylinder side wall, oil duct is connect with fueller, by the The hydraulic oil in control oil storage space, the position of piston is further controlled.When workpiece A is separated with workpiece B, allow the grinding component rotation angle degree of lathe.After the completion of rotating angle, the oil liquid in oil storage space is discharged by oilhole, while the disc spring being connected with cylinder body generates elastic force because being squeezed, and nut is flicked outward, and then piston rod is pulled to move to the right, realizes the Automatic-clamping of workpiece A, B.To solve the problems, such as spiral corner assembly rotate it is unstable, clamp positioning it is inaccurate.
Description
Technical field
The utility model relates to the floating cylinders of machinery equipment field, especially self-centering clamping.
Background technique
In numerically controlled processing equipment, grinding attachment is required to realize the rotational positioning on different directions, to carry out difference
The processing of workpiece.Since the grinding attachment center of gravity and central principal axis having be not on the same line, so meeting under the action of gravitation
It deflects.If positioned, clamping effect is bad, and processing request is not achieved in the machining accuracy that will lead to part, influences production effect
Rate.
It would therefore be desirable to have a kind of new floating cylinder, clamping effect can either be realized, and can Automatic Levelling braking.
Summary of the invention
The utility model aiming at the shortcomings in the prior art, provide it is a kind of can self-centering clamping floating cylinder, can
Solving the problems, such as to cause existing for existing hydraulic cylinder spiral corner assembly to rotate, unstable, to clamp positioning inaccurate.
To achieve the above object, the utility model uses following technical scheme:
It is a kind of can self-centering clamping floating cylinder, it is characterised in that: including cylinder body, be provided with work in the cylinder body
Stopper rod, the piston apparatus, piston apparatus include piston and piston rod, and the piston is arranged in cylinder body, and piston can be
Sliding in cylinder body, the side wall and inboard wall of cylinder block of piston are in close contact, and piston rod one end is fixedly connected with the piston, the piston rod
Across cylinder side wall, cylinder body is provided with disc spring far from the side of piston, and the disc spring is arranged on the outside of piston rod, on piston rod
It is also fixedly installed with nut, the disc spring is arranged between nut bottom surface and cylinder side wall, and cylinder body is arranged close to piston side
There are workpiece B, workpiece B that cylinder body side is provided with being parallel to each other to opposite for workpiece A, workpiece A and workpiece B, workpiece A and T shape
Pull rod one end is fixedly connected, and the T shape pull rod other end is fixedly connected with the piston, and the T shape pull rod passes through the logical of the center workpiece B
Hole；
The disc spring is in compressive state, and oil storage space, the cylinder are formed between the piston and inboard wall of cylinder block
Oil duct is provided in the casing wall of body, oil storage space is connect by oil duct with fueller.
To optimize above-mentioned technical proposal, the concrete measure taken further include:
Spacer is provided between the inner wall of the disc spring and the outer wall of piston rod, the spacer inner wall and piston rod are tight
Close connection, the basal diameter of the nut are greater than the internal diameter of disc spring, and the nut is connected through a screw thread with piston rod.
The oil duct is connect by connector with fueller, and the connector is fixedly mounted on the side wall of cylinder body
On, the connector is arranged in the oilhole on cylinder side wall with oil duct and is removably tightly connected.
Several groups piston rod seals, the inner wall and piston rod of piston rod seals are inlaid on the inner wall of the cylinder body
It is in close contact, is inlaid with several groups piston seal, the outer wall and cylinder of the piston seal on the side wall of the piston
The inner wall of body is in close contact.
The connecting pin of the T shape pull rod and piston is connected through a screw thread, the lateral evagination that piston is connect with T shape pull rod
Boss is formed out, and boss is embedded in the center through hole of workpiece B.
It is fixedly installed with straight pin on the end face of the cylinder body, is provided on the side of the workpiece B and straight pin
Corresponding pin hole.
It is provided with sliding slot on the piston rod side wall, stop screw, the limit spiral shell are installed in the side wall of cylinder body
The side wall that the top of nail passes through cylinder body protrudes into the sliding slot of piston rod side wall.
The beneficial effects of the present invention are: the oilhole by cylinder side wall injects hydraulic oil to the intracorporal oil storage space of cylinder, push away
Piston bar moves downward, and the T shape pull rod that is connected with piston will be disengaged with workpiece A and workpiece B, with holding for oil liquid
Continuous to enter, until nut is in contact with spacer, the separation of realization workpiece A and workpiece B allow the grinding component rotation angle of lathe
Degree.After the completion of rotating angle, fueller fuel cut-off, the oil liquid in oil storage space is discharged by oilhole, while and cylinder body
Connected disc spring generates elastic force because being squeezed, and nut is flicked outward, and then piston rod is pulled to move to the right, T shape pull rod
It is contacted with workpiece A, realizes the Automatic-clamping of workpiece A, B.To solve, the rotation of spiral corner assembly is unstable, it is not smart to clamp positioning
True problem.
Detailed description of the invention
Fig. 1 be the utility model one kind can self-centering clamping floating cylinder structural schematic diagram.
Appended drawing reference: 1, workpiece A；2, workpiece B；3, straight pin；4, T shape pull rod；5, cylinder body；6, piston seal；7, living
Plug device；8, piston rod seals；9, spacer；10, disc spring；11, nut；12, piston；13, piston rod；14, oil duct；15, it limits
Position screw；16, connector；17, oil storage space.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.
It should be noted that the term of such as "upper", "lower", "left", "right", "front", "rear" cited in invention, also
Only being illustrated convenient for narration, rather than to limit the scope of the invention, relativeness is altered or modified, in nothing
Under essence change technology contents, when being also considered as the enforceable scope of the present invention.
It is as shown in Figure 1 it is a kind of can self-centering clamping floating cylinder, including cylinder body 5 is provided in the cylinder body 5
Piston rod 7, the piston apparatus 7, piston apparatus 7 include piston 12 and piston rod 13, and the piston 12 is arranged in cylinder body 5
Interior, piston 12 can slide in cylinder body 5, and the side wall and 5 inner wall of cylinder body of piston 12 are in close contact, 13 one end of piston rod and piston 12
It is fixedly connected, the piston rod 13 passes through 5 side wall of cylinder body, and cylinder body 1 is provided with disc spring 10 far from the side of piston 12, described
The setting of disc spring 10 is also fixedly installed with nut 11 on 13 outside of piston rod, piston rod 13, and the disc spring 10 is arranged in nut
Between 5 side wall of 11 bottom surfaces and cylinder body, cylinder body 5 is provided with workpiece B2 close to 12 side of piston, and workpiece B2 is arranged far from 5 side of cylinder body
There is being parallel to each other to opposite for workpiece A1, workpiece A1 and workpiece B2, workpiece A1 is fixedly connected with 4 one end of T shape pull rod, T shape pull rod 4
The other end is fixedly connected with piston 12, and the T shape pull rod 4 passes through the through-hole in the center workpiece B2；
The disc spring 10 is in compressive state, forms oil storage space 17, institute between 5 inner wall of the piston 12 and cylinder body
Oil duct 14 is provided in the casing wall for the cylinder body 5 stated, oil storage space 17 is connect by oil duct 14 with fueller.
In the present embodiment, hydraulic oil is injected to the intracorporal oil storage space 17 of cylinder by the oilhole of 5 side wall of cylinder body, pushes piston
Bar 13 moves downward, and the T shape pull rod 4 that is connected with piston 12 will be disengaged with workpiece A and workpiece B, allows the mill of lathe
Cut component rotation angle.After the completion of rotating angle, fueller fuel cut-off, the oil liquid in oil storage space 17 passes through oilhole and arranges
Out, while with cylinder body 5 disc spring 10 being connected generates elastic force because being squeezed, and nut 11 is flicked outward, and then pulls piston rod
13 move to the right, and T shape pull rod 4 is contacted with workpiece A, realize the Automatic-clamping of workpiece A, B.
In the present embodiment, it is provided with spacer 9 between the inner wall of disc spring 10 and the outer wall of piston rod 13, in the spacer 9
Wall is closely connect with piston rod 13, and the basal diameter of the nut 11 is greater than the internal diameter of disc spring 10, the nut 11 and work
Stopper rod 13 is connected through a screw thread.
Spacer 9 plays the role of limit, while can prevent excessive compression from disc spring 10 being caused to be damaged, with continuing for oil liquid
Into realizing the separation of workpiece A and workpiece B until nut 11 is in contact with spacer 9.The bottom facing external of nut 11 is prolonged simultaneously
It stretches to form extension board, expands contact range, can effectively squeeze disc spring 10, since nut 11 passes through screw thread and piston rod 13
Connection, therefore, position of the adjustable nut 11 on piston rod 13, and then it is adapted to the effective travel of disc spring 10.
In the present embodiment, oil duct 14 is connect by connector 16 with fueller, and the connector 16 is fixedly mounted on
On the side wall of cylinder body 5, the oilhole that the connector 16 is arranged on 5 side wall of cylinder body with oil duct 14 is removably tightly connected.
Connector 16 is sealing oil pipe, is provided with internal screw thread in the oilhole of oil duct 14, sealing oil pipe be connected through a screw thread with
Oilhole, which is realized, to be tightly connected, and cuts its junction and is provided with gasket seal, further increases sealing effect.Connector 16 and oil duct 14
Oilhole be detachably connected, be convenient for changing maintenance, oil duct 14 directly processes stroke, overall structural strength in 5 pars intramuralis of cylinder body
It can be guaranteed.
In the present embodiment, several groups piston rod seals 8, the inner wall of piston rod seals 8 are inlaid on the inner wall of cylinder body 5
It is in close contact with piston rod 13, is inlaid with several groups piston seal 6, the piston seal on the side wall of the piston 12
The outer wall of circle 6 and the inner wall of cylinder body 5 are in close contact.
Piston rod seals 8 and piston seal 6 are O-ring seals, before capable of guaranteeing 17 leakproofness of oil storage space
It puts, additionally it is possible to be provided safeguard for piston 12 and the free to slide of piston rod 13.
In the present embodiment, T shape pull rod 4 and the connecting pin of piston 12 are connected through a screw thread, and piston 12 is connect with T shape pull rod 4
Side protrude outward to form boss, boss be embedded in workpiece B2 center through hole in.
T shape pull rod 4 is connected through a screw thread to be fixedly connected with piston 12, can adjust the distance between workpiece A and piston 12,
And then it can be improved whole device for the adaptability of different operating conditions.It then can be improved in the center through hole of boss insertion workpiece B2
Integrally-built stability ensure that the working end of piston rod 13 is not in that biggish angle offset in turn results in cylinder body 5
Damage.
In the present embodiment, it is fixedly installed with straight pin 3 on the end face of cylinder body 5, is provided on the side of the workpiece B2
Pin hole corresponding with straight pin 3.
Straight pin 3 is corresponding with pin hole position and size is identical, can be realized cylinder body 5 and the relative position of workpiece B is fixed, and prevents
Only workpiece B deflects due to gravity in releasing orientation.
In the present embodiment, it is provided with sliding slot on 13 side wall of piston rod, stop screw 15, institute are installed in the side wall of cylinder body 5
The side wall that the top for the stop screw 15 stated passes through cylinder body 5 protrudes into the sliding slot of 13 side wall of piston rod.
Sliding slot is arranged outside piston rod seals 8, prevents the sealing to piston rod 13 from impacting, protrudes into screw therein
15 end can limit the stroke of piston rod 13, prevent meaning caused by piston rod 13 flies out when there are failure mechanisms
Outside.
Above are merely preferred embodiments of the utility model, the protection scope of the utility model is not limited merely to above-mentioned
Embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should be pointed out that pair
For those skilled in the art, several improvements and modifications without departing from the principle of the utility model,
It should be regarded as the protection scope of the utility model.
Claims (7)
1. one kind can self-centering clamping floating cylinder, it is characterised in that: including cylinder body (5), setting in the cylinder body (5)
Have piston rod (13), piston apparatus (7) includes piston (12) and piston rod (13), and the piston (12) is arranged in cylinder body (5)
Interior, piston (12) can slide in cylinder body (5), and the side wall and cylinder body (5) inner wall of piston (12) are in close contact, piston rod (13) one
End is fixedly connected with piston (12), and the piston rod (13) passes through cylinder body (5) side wall, and the one of cylinder body (5) separate piston (12)
Side is provided with disc spring (10), and on the outside of piston rod (13), piston rod is also fixedly installed on (13) for the disc spring (10) setting
Nut (11), the disc spring (10) are arranged between nut (11) bottom surface and cylinder body (5) side wall, and cylinder body (5) is close to piston
(12) side is provided with workpiece B(2), workpiece B(2) cylinder body (5) side is provided with workpiece A(1), workpiece A(1) with workpiece B
(2) be parallel to each other to opposite, workpiece A(1) it is fixedly connected with T shape pull rod (4) one end, T shape pull rod (4) other end and piston
(12) it is fixedly connected, through-hole of the T shape pull rod (4) across the center workpiece B(2)；
The disc spring (10) is in compressive state, forms oil storage space between the piston (12) and cylinder body (5) inner wall
(17), it is provided with oil duct (14) in the casing wall of the cylinder body (5), oil storage space (17) is connected by oil duct (14) and fueller
It connects.
2. one kind according to claim 1 can self-centering clamping floating cylinder, it is characterised in that: the disc spring
(10) it is provided with spacer (9) between the outer wall of inner wall and piston rod (13), the spacer (9) inner wall and piston rod (13) are tight
Close connection, the basal diameter of the nut (11) are greater than the internal diameter of disc spring (10), the nut (11) and piston rod (13)
It is connected through a screw thread.
3. one kind according to claim 1 can self-centering clamping floating cylinder, it is characterised in that: the oil duct
(14) it is connect by connector (16) with fueller, the connector (16) is fixedly mounted on the side wall of cylinder body (5), institute
The oilhole that the connector (16) stated is arranged on cylinder body (5) side wall with oil duct (14) is removably tightly connected.
4. one kind according to claim 1 can self-centering clamping floating cylinder, it is characterised in that: the cylinder body
(5) it is inlaid on inner wall several groups piston rod seals (8), the inner wall of piston rod seals (8) and piston rod (13) are close
It contacts, is inlaid with several groups piston seal (6) on the side wall of the piston (12), outside the piston seal (6)
Wall and the inner wall of cylinder body (5) are in close contact.
5. one kind according to claim 1 can self-centering clamping floating cylinder, it is characterised in that: the T shape is drawn
Bar (4) and the connecting pin of piston (12) are connected through a screw thread, and the side that piston (12) is connect with T shape pull rod (4) protrudes outward shape
At boss, boss is embedded in workpiece B(2) center through hole in.
6. one kind according to claim 5 can self-centering clamping floating cylinder, it is characterised in that: the cylinder body
(5) straight pin (3), the workpiece B(2 are fixedly installed on end face) side on be provided with it is corresponding with straight pin (3)
Pin hole.
7. one kind according to claim 1 can self-centering clamping floating cylinder, it is characterised in that: the piston rod
(13) it is provided with sliding slot on side wall, is equipped in the side wall of cylinder body (5) stop screw (15), the top of the stop screw (15)
The side wall across cylinder body (5) is held to protrude into the sliding slot of piston rod (13) side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821174346.3U CN208778383U (en) | 2018-07-24 | 2018-07-24 | It is a kind of can self-centering clamping floating cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821174346.3U CN208778383U (en) | 2018-07-24 | 2018-07-24 | It is a kind of can self-centering clamping floating cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208778383U true CN208778383U (en) | 2019-04-23 |
Family
ID=66154566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821174346.3U Active CN208778383U (en) | 2018-07-24 | 2018-07-24 | It is a kind of can self-centering clamping floating cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208778383U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043101A (en) * | 2019-12-26 | 2020-04-21 | 长春工业大学 | Adopt rotation type ultrasonic wave nut decoupling zero type nonoculture locking cylinder |
-
2018
- 2018-07-24 CN CN201821174346.3U patent/CN208778383U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043101A (en) * | 2019-12-26 | 2020-04-21 | 长春工业大学 | Adopt rotation type ultrasonic wave nut decoupling zero type nonoculture locking cylinder |
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