CN212042716U - Clamping device for pneumatic chuck of vertical machining center - Google Patents
Clamping device for pneumatic chuck of vertical machining center Download PDFInfo
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- CN212042716U CN212042716U CN201922472389.0U CN201922472389U CN212042716U CN 212042716 U CN212042716 U CN 212042716U CN 201922472389 U CN201922472389 U CN 201922472389U CN 212042716 U CN212042716 U CN 212042716U
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Abstract
The utility model discloses a vertical machining center air chuck clamping device belongs to air chuck clamping device technical field, including the chucking piece, chucking piece sliding connection has the slide rail, fixture block in the chucking piece top right side fixedly connected with, interior fixture block surface bonds and has memory sponge b, memory sponge b surface clearance is connected with pressure sensor b, interior fixture block left side bonds and has a slide cartridge and slide cartridge to have a plurality ofly, sliding connection has the piston in the slide cartridge, the piston right side bonds and has the spring, piston left side fixedly connected with slide bar, the slide bar left end bonds and has outer fixture block. The outer side of the clamping block is connected with an outer clamping block, the surface of the outer clamping block is in an arc shape and is attached to the inner surface of the cylinder, and the cylinder and the like can be clamped through the outer clamping block; the shape of the clamping piece can be maintained mildly by the memory sponge adhered to the surfaces of the outer clamping block and the inner clamping block, and meanwhile, the clamping force can be measured by the pressure sensor adhered to the surface of the memory sponge, so that the clamping piece is prevented from deforming due to overlarge clamping force.
Description
Technical Field
The utility model relates to a pneumatic chuck clamping device technical field especially relates to a vertical machining center pneumatic chuck clamping device.
Background
Chucks are mechanical devices used to clamp workpieces on machine tools. The machine tool accessory clamps and positions a workpiece by utilizing the radial movement of movable clamping jaws uniformly distributed on a chuck body. The chuck generally comprises a chuck body, movable jaws and a jaw driving mechanism 3. The diameter of the chuck body is 65 mm at least and can reach 1500 mm at most, and a through hole is formed in the center of the chuck body so as to facilitate the workpiece or bar stock to pass through; the back part is provided with a cylindrical or short conical structure and is connected with the end part of a main shaft of the machine tool directly or through a flange plate. Chucks are commonly used in lathes, cylindrical grinders and internal grinders, and may also be used in conjunction with various indexing devices for milling and drilling machines.
Patent number CN 208467316U's publication a pneumatic chuck, through fixing linear slide at the surface of disk body, will press from both sides tight piece and fix on linear slide, need not process the slide or the spout that press from both sides tight piece to the disk body, reduced the processing degree of difficulty, reduced the processing cost, and with cylinder snap-on linear slide, compact structure facilitates the use.
The prior art pneumatic chuck clamping devices suffer from the following disadvantages: 1. in the patent, the clamping block can only clamp small workpieces, and large cylindrical workpieces cannot be clamped on the chuck, so that the use is inconvenient; 2. when the clamping block clamps a workpiece, the clamping block is in direct contact with the workpiece, the workpiece is prone to being scratched, meanwhile, the clamping force is not fixed, the workpiece is prone to being deformed when the clamping force is too large, and therefore the pneumatic chuck clamping device for the vertical machining center is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a clamping device of a pneumatic chuck of a vertical machining center, wherein the outer side of a clamping block is connected with an outer clamping block, the surface of the outer clamping block is in an arc shape and is attached to the inner surface of a cylinder, and the cylinder and the like can be clamped through the outer clamping block; the shape of the clamping piece can be maintained mildly by the memory sponge adhered to the surfaces of the outer clamping block and the inner clamping block, and meanwhile, the clamping force can be measured by the pressure sensor adhered to the surface of the memory sponge, so that the clamping piece is prevented from deforming due to overlarge clamping force.
The utility model provides a specific technical scheme as follows:
the utility model provides a pair of vertical machining center air chuck clamping device, including the chucking piece, chucking piece sliding connection has the slide rail, inside clamping block of chucking piece top right side fixedly connected with, inside clamping block surface bonds and has memory sponge b, memory sponge b surface gap is connected with pressure sensor b, inside clamping block left side bonds and has a slide cartridge and slide cartridge to have a plurality ofly, sliding connection has the piston in the slide cartridge, the piston right side bonds and has the spring, piston left side fixedly connected with slide bar, the slide bar left end bonds and has outer fixture block, outer fixture block right side has inside clamping block through damping spring gap connection, outer clamping block surface bonds and has memory sponge a, memory sponge a surface can be dismantled and be connected with pressure sensor a.
Optionally, the slide rail is arranged on the surface of the chuck and provided with a plurality of slide rails, and the middle part of the chuck is provided with a clamping hole.
Optionally, the outer surface of the outer clamping block is of an arc structure, and the outer surface of the inner clamping block is of an arc structure.
Optionally, the sliding rod and the sliding cylinder are located inside the damping spring.
Optionally, the current input ends of the pressure sensor a and the pressure sensor b are electrically connected with an external power supply through a wire.
The utility model has the advantages as follows:
the embodiment of the utility model provides a vertical machining center air chuck clamping device:
1. the outer side of the clamping block is connected with an outer clamping block, the surface of the outer clamping block is in an arc shape and is attached to the inner surface of the cylinder, and the cylinder and the like can be clamped through the outer clamping block; outer fixture block of chucking piece top left side sliding connection, fixture block left side including outer fixture block passes through the slide bar and the slide cartridge is connected, the outer fixture block outward surface is arc adaptation drum internal surface can carry out the chucking to the drum, the slide bar slides in the slide cartridge through the piston, outer fixture block drives the slide bar and inwards moves compression spring during the chucking, damping spring also compresses simultaneously, spring and damping spring give outer fixture block an outside power offset part chucking power make it reach the balance, the outer fixture block of accessible carries out the elasticity chucking to drum etc. facilitates the use.
2. The shape of the clamping piece can be maintained mildly by the memory sponge adhered to the surfaces of the outer clamping block and the inner clamping block, and meanwhile, the clamping force can be measured by the pressure sensor adhered to the surface of the memory sponge, so that the deformation of the clamping piece caused by overlarge clamping force is avoided; when the chucking piece carries out the chucking to little work piece and drum etc. respectively on the chuck, the memory sponge an on outer fixture block surface and the memory sponge b of interior fixture block surface are prior to the fastener contact, the memory sponge can provide even surface pressure distribution, adapt to the surface shape of external oppression, the physique of external thing is maintained gently, can avoid the fastener to be blocked the card fish tail, memory sponge surface mounting has pressure sensor, pressure sensor measurable quantity fixture block is given the controller to the pressure transmission of fastener, can avoid fixture block pressure to lead to the fact the fastener to warp excessively through controller control, the memory sponge has slow resilience, can leave back slow reconversion at the fastener, accessible memory sponge and pressure sensor mutually support and avoid the fastener damage.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a vertical machining center air chuck clamping device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of fixture block installation of the pneumatic chuck clamping device of the vertical machining center according to the embodiment of the present invention;
fig. 3 is a schematic structural diagram of a clamping block of the pneumatic chuck clamping device of the vertical machining center according to the embodiment of the present invention.
In the figure: 1. a chuck; 2. a clamping block; 3. a slide rail; 4. memory sponge a; 5. an outer clamping block; 6. an inner clamping block; 7. memory sponge b; 8. a clamping hole; 9. a pressure sensor a; 10. a slide bar; 11. a slide cylinder; 12. a pressure sensor b; 13. a damping spring; 14. a piston; 15. a spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A vertical machining center air chuck clamping device according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.
Referring to fig. 1 to 3, an embodiment of the present invention provides a pneumatic chuck clamping device for a vertical machining center, including a clamping block 2, the clamping block 2 is connected with a slide rail 3 in a sliding way, the right side of the top end of the clamping block 2 is fixedly connected with an inner clamping block 6, the outer surface of the inner clamping block 6 is adhered with a memory sponge b7, the surface gap of the memory sponge b7 is connected with a pressure sensor b12, a plurality of sliding cylinders 11 are bonded on the left side of the inner clamping block 6, a piston 14 is connected in the sliding cylinders 11 in a sliding manner, a spring 15 is adhered to the right side of the piston 14, a sliding rod 10 is fixedly connected to the left side of the piston 14, an outer clamping block 5 is bonded at the left end of the sliding rod 10, an inner clamping block 6 is connected at the right side of the outer clamping block 5 through a damping spring 13 in a clearance manner, the outer surface of the outer fixture block 5 is adhered with a memory sponge a4, and the surface of the memory sponge a4 is detachably connected with a pressure sensor a 9.
Illustratively, memory sponge a4 and memory sponge b7 are polyether polyurethane foam sponges with slow resilience, clamping block 2 provides support for inner clamping block 6 and outer clamping block 5, pressure sensor b12 and pressure sensor a9 are film pressure sensors, the sensors are in the shape of films, the occupied space is small, pressure measurement can be facilitated, sliding rod 10 limits the sliding position through piston 14, sliding rod 10 is connected with outer clamping block 5, and outer clamping block 5 is fixed in position similarly.
Referring to fig. 1, the slide rail 3 is provided on the surface of the chuck 1, the slide rail 3 has a plurality of slide rails, and the middle of the chuck 1 is provided with a clamping hole 8.
Illustratively, the slide rail 3 is arranged on the surface of the chuck 1 in a surrounding way, and a workpiece can be inserted into the clamping hole 8.
Referring to fig. 1, the outer surface of the outer clamping block 5 is an arc-shaped structure, and the outer surface of the inner clamping block 6 is an arc-shaped structure.
Illustratively, the outer clamp 5 is arc-shaped to conform to the shape of the interior of the cylinder, and the inner clamp 6 is arc-shaped to conform to the shape of the small workpiece.
Referring to fig. 1, the slide bar 10 and the slide cylinder 11 are located inside a damper spring 13.
Illustratively, the slide rod 10 slides in the slide tube 11 to compress the damping spring 13.
Referring to fig. 1, the current input terminals of the pressure sensor a9 and the pressure sensor b12 are electrically connected with an external power source through wires.
Illustratively, an external power source provides power to pressure sensor a9 and pressure sensor b12, respectively.
When the clamping device is used, after the chuck 1 is installed, a small clamping piece is inserted into the clamping hole 8, the external power supply of a start button is pressed, a control switch cylinder is pressed to start to convey air into the chuck 1 to drive the clamping block 2 to move towards the inside of the chuck 1 to clamp the clamping piece, the memory sponge b7 on the surface of the clamping block 6 in the top end of the clamping block 2 is contacted with the clamping piece to clamp the clamping piece, the memory sponge b7 protects the clamping piece, meanwhile, the pressure sensor b12 on the surface of the memory sponge b7 is contacted with the clamping piece to measure the clamping force, the clamping force is converted into an electric signal and transmitted to a controller, the model of the pressure sensor b12 is RFP, the air cylinder is controlled to convey air to a certain degree according to the pressure measured by the pressure sensor b12 to cut off the power, the button is pressed after the clamping piece is processed, the air is deflated in the chuck 1, the clamping block 2 moves outwards along the sliding rail 3, the outer surface of the clamping block 2 is sleeved with a cylinder, the controller controls the chuck 1 to deflate outwards, the surface memory sponge a4 of the outer clamping block 5 is in contact with the inner surface of the cylinder in the outward moving process of the clamping block 2, the pressure sensor a9 continuously measures pressing force, the model of the pressure sensor a9 is RFP, the outer clamping block 5 drives the sliding rod 10 to move inwards along the sliding cylinder 11 in the pressing process to extrude the spring 15, meanwhile, the damping spring 13 between the outer clamping block 5 and the inner clamping block 6 is also compressed, the damping spring 13 and the spring 15 both provide outward pressure for the outer clamping block 5 to offset the pressing force, the outer clamping block 5 can elastically press the cylinder, and the cylinder is processed after being pressed.
The utility model relates to a clamping device of a pneumatic chuck in a vertical machining center, which comprises a chuck 1; 2. a clamping block; 3. a slide rail; 4. memory sponge a; 5. an outer clamping block; 6. an inner clamping block; 7. memory sponge b; 8. a clamping hole; 9. a pressure sensor a; 10. a slide bar; 11. a slide cylinder; 12. a pressure sensor b; 13. a damping spring; 14. a piston; 15. the spring, the components are all universal standard parts or components known to those skilled in the art, and the structure and principle thereof are known to those skilled in the art through technical manuals or through routine experimentation.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. The utility model provides a vertical machining center air chuck clamping device, includes chucking piece (2), its characterized in that, chucking piece (2) sliding connection has slide rail (3), inside block (6) of chucking piece (2) top right side fixedly connected with, interior block (6) surface bonds has memory sponge b (7), memory sponge b (7) surface gap is connected with pressure sensor b (12), inside block (6) left side bonds has slide cartridge (11) and slide cartridge (11) have a plurality ofly, sliding connection has piston (14) in slide cartridge (11), piston (14) right side bonds has spring (15), piston (14) left side fixedly connected with slide bar (10), slide bar (10) left end bonds has outer block (5), outside block (5) right side has inside block (6) through damping spring (13) gap connection, the outer surface of the outer clamping block (5) is bonded with a memory sponge a (4), and the surface of the memory sponge a (4) is detachably connected with a pressure sensor a (9).
2. The clamping device of the vertical machining center air chuck according to claim 1, characterized in that the slide rail (3) is arranged on the surface of the chuck (1) and the slide rail (3) has a plurality of slide rails, and the chuck (1) is provided with a clamping hole (8) in the middle.
3. The clamping device of the air chuck of the vertical machining center according to claim 1, wherein the outer surface of the outer clamping block (5) is arc-shaped, and the outer surface of the inner clamping block (6) is arc-shaped.
4. The vertical machining center air chuck clamping device according to claim 1, characterized in that the slide rod (10) and the slide cylinder (11) are located inside a damping spring (13).
5. The clamping device of claim 1, wherein the current input terminals of the pressure sensor a (9) and the pressure sensor b (12) are electrically connected with an external power supply through wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922472389.0U CN212042716U (en) | 2019-12-31 | 2019-12-31 | Clamping device for pneumatic chuck of vertical machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922472389.0U CN212042716U (en) | 2019-12-31 | 2019-12-31 | Clamping device for pneumatic chuck of vertical machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212042716U true CN212042716U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922472389.0U Active CN212042716U (en) | 2019-12-31 | 2019-12-31 | Clamping device for pneumatic chuck of vertical machining center |
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| CN (1) | CN212042716U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369043A (en) * | 2021-05-25 | 2021-09-10 | 内蒙古伟之杰节能装备有限公司 | Hydraulic chuck device for spraying polyurethane thermal insulation pipe |
-
2019
- 2019-12-31 CN CN201922472389.0U patent/CN212042716U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369043A (en) * | 2021-05-25 | 2021-09-10 | 内蒙古伟之杰节能装备有限公司 | Hydraulic chuck device for spraying polyurethane thermal insulation pipe |
| CN113369043B (en) * | 2021-05-25 | 2022-09-20 | 内蒙古伟之杰节能装备有限公司 | Hydraulic chuck device for spraying polyurethane thermal insulation pipe |
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