CN214720678U - Rotatable centre gripping frock - Google Patents
Rotatable centre gripping frock Download PDFInfo
- Publication number
- CN214720678U CN214720678U CN202120259202.3U CN202120259202U CN214720678U CN 214720678 U CN214720678 U CN 214720678U CN 202120259202 U CN202120259202 U CN 202120259202U CN 214720678 U CN214720678 U CN 214720678U
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- China
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- drilling
- guide rail
- hydraulic cylinder
- horizontal direction
- spring
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Abstract
The utility model provides a rotatable centre gripping frock, including the frame, the middle part of frame is provided with the workstation, is provided with drilling equipment in the frame on workstation upper portion, and rotating bottom plate rotatably installs on the workstation through the pivot, is provided with the first guide rail that extends along first horizontal direction on the rotating bottom plate, slide slidable mounting in on the first guide rail, be provided with the second guide rail that extends along the second horizontal direction on the slide, second horizontal direction perpendicular to first horizontal direction, slider slidable mounting in on the second guide rail, form the clearance that is used for the centre gripping work piece between slider and the slide. The utility model discloses an in putting into the clearance that is used for the centre gripping work piece that forms between slider and the slide with the work piece, then the tight work piece of second drive arrangement drive slider clamp, through the position of first drive arrangement regulation slide, make swivel base rotatory through the motor, treat the drilling position with the work piece and arrange the rig in under, accomplish the clamping location of work piece.
Description
Technical Field
The utility model relates to a rotatable centre gripping frock belongs to drilling equipment technical field.
Background
Metalwork drilling processing belongs to the relatively more general manufacturing procedure among the metalwork processing, adopts the drilling machine to drill to the work piece at present usually, but the drilling precision of ordinary drilling machine is not high usually, and high accuracy drilling machine is expensive again. The problems of high cost, low precision and low efficiency also exist in manual drilling. How to realize drilling of metal parts with low cost and high precision and how to realize automatic drilling are technical problems which need to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rotatable centre gripping frock to solve the technical problem who proposes in the above-mentioned background art at least, exist not enough to prior art.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a rotatable clamping tool comprises a frame, a workbench is arranged in the middle of the frame, a drilling device is arranged on the frame at the upper part of the workbench, a rotating bottom plate is rotatably arranged on the workbench through a rotating shaft, a motor for driving the rotating bottom plate to rotate is arranged on the workbench, a first guide rail extending along a first horizontal direction is arranged on the rotating bottom plate, a sliding seat is slidably arranged on the first guide rail, a first driving device for driving the sliding seat to slide along the first guide rail is arranged on the rotating bottom plate, a second guide rail extending along a second horizontal direction is arranged on the sliding seat, the second horizontal direction is perpendicular to the first horizontal direction, a sliding block is slidably arranged on the second guide rail, a second driving device for driving the sliding block to slide along the second guide rail is arranged on the sliding seat, a gap for clamping a workpiece is formed between the sliding block and the sliding seat, the drilling device comprises a shell, the upper portion of casing and hydraulic cylinder's piston rod fixed connection, hydraulic cylinder is fixed to be set up in the frame, and the inside of casing is provided with the baffle, and the baffle is last cavity and lower cavity with the inner space partition of casing, the internal drilling pneumatic cylinder that is provided with of epicoele, be provided with the hole of stepping down that the piston rod that supplies the drilling pneumatic cylinder passed on the baffle, the piston rod of drilling pneumatic cylinder passes the hole of stepping down stretches into cavity down, cavity down in be provided with along the gliding rig of vertical direction, the casing is worn out to the lower extreme of rig, cavity down in be provided with the spring, the one end of spring is supported and is pressed on the baffle, the other end of spring supports and presses on the rig.
When a workpiece is clamped, the workpiece is placed in a gap formed between the sliding block and the sliding seat and used for clamping the workpiece, then the second driving device drives the sliding block to clamp the workpiece, the position of the sliding seat is adjusted through the first driving device, the rotating bottom plate rotates through the motor, the position of the workpiece to be drilled is arranged under the drilling machine, and clamping and positioning of the workpiece are completed. During drilling, a piston rod of the drilling hydraulic cylinder is firstly retracted, the lifting hydraulic cylinder drives the drilling machine to move downwards through the shell and the spring, pre-drilling is carried out under the pretightening force of the spring, then the lifting hydraulic cylinder applies larger drilling force, and after the piston rod of the lifting hydraulic cylinder is completely extended out, the piston rod of the drilling hydraulic cylinder is extended out to complete drilling. The drilling depth is the sum of the motion amounts of the piston rods of the two hydraulic cylinders. Therefore, the device can be used for the pre-drilling stage when the spring is tightly pressed, the accuracy of the stroke can be guaranteed, and the technical problem that drilling errors are caused due to the fact that the device is easy to shift when drilling is started is solved.
Preferably, the lower cavity is internally provided with a guide rail extending along the vertical direction, and the drilling machine is slidably mounted on the guide rail.
Preferably, the spring is a compression coil spring, and a piston rod of the drilling hydraulic cylinder penetrates through the middle of the compression coil spring.
Optionally, the first driving device is any one of a screw nut driving device, a pneumatic cylinder, a hydraulic cylinder and a linear motor.
Optionally, the second driving device is any one of a screw nut driving device, a pneumatic cylinder, a hydraulic cylinder and a linear motor.
The utility model has the advantages that:
the utility model discloses an in putting into the clearance that is used for the centre gripping work piece that forms between slider and the slide with the work piece, then the tight work piece of second drive arrangement drive slider clamp, through the position of first drive arrangement regulation slide, make swivel base rotatory through the motor, treat the drilling position with the work piece and arrange the rig in under, accomplish the clamping location of work piece. During drilling, a piston rod of the drilling hydraulic cylinder is firstly retracted, the lifting hydraulic cylinder drives the drilling machine to move downwards through the shell and the spring, pre-drilling is carried out under the pretightening force of the spring, then the lifting hydraulic cylinder applies larger drilling force, and after the piston rod of the lifting hydraulic cylinder is completely extended out, the piston rod of the drilling hydraulic cylinder is extended out to complete drilling. The drilling depth is the sum of the motion amounts of the piston rods of the two hydraulic cylinders. Therefore, the device can be used for the pre-drilling stage when the spring is tightly pressed, the accuracy of the stroke can be guaranteed, and the technical problem that drilling errors are caused due to the fact that the device is easy to shift when drilling is started is solved.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of the utility model relates to a rotatable clamping tool.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, which are provided for the purpose of giving a thorough understanding of the present disclosure.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and are not to be construed as limiting the present invention, which is for purposes of illustration only and is not intended to be in the sole embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1, the present invention provides a technical solution: a rotatable clamping tool comprises a frame 2, a workbench 1 is arranged in the middle of the frame 2, a drilling device is arranged on the frame 2 at the upper part of the workbench 1, a rotating bottom plate 9 is rotatably arranged on the workbench 1 through a rotating shaft 12, a motor for driving the rotating bottom plate 9 to rotate is arranged on the workbench 1, a first guide rail 10 extending along a first horizontal direction is arranged on the rotating bottom plate 9, a sliding seat 11 is slidably arranged on the first guide rail 10, a first driving device for driving the sliding seat 11 to slide along the first guide rail 10 is arranged on the rotating bottom plate 9, a second guide rail 12 extending along a second horizontal direction is arranged on the sliding seat 11, the second horizontal direction is perpendicular to the first horizontal direction, a sliding block 13 is slidably arranged on the second guide rail 12, a second driving device for driving the sliding block 13 to slide along the second guide rail 12 is arranged on the sliding seat 11, a gap for clamping a workpiece is formed between the sliding block 13 and the sliding seat 11, drilling equipment include casing 3, the upper portion of casing 3 and hydraulic cylinder 4's piston rod fixed connection, hydraulic cylinder 4 is fixed to be set up in frame 2, and the inside of casing 3 is provided with baffle 5, and baffle 5 separates the inner space of casing 3 for last cavity and cavity down, last internal drilling pneumatic cylinder 8 that is provided with of cavity, be provided with the hole of stepping down that supplies the piston rod of drilling pneumatic cylinder 8 to pass on the baffle 5, the piston rod of drilling pneumatic cylinder 8 passes the hole of stepping down stretches into cavity down, cavity down in be provided with along the gliding rig 6 of vertical direction, casing 3 is worn out to the lower extreme of rig 6, is provided with spring 7 in the cavity down, the one end of spring 7 is supported and is pressed on baffle 5, the other end of spring 7 supports and presses on rig 6.
When a workpiece is clamped, the workpiece is placed in a gap formed between the sliding block 13 and the sliding seat 11 and used for clamping the workpiece, then the second driving device drives the sliding block 13 to clamp the workpiece, the position of the sliding seat 11 is adjusted through the first driving device, the rotating bottom plate 9 is rotated through the motor, the position of the workpiece to be drilled is placed under the drilling machine 6, and clamping and positioning of the workpiece are completed. During drilling, a piston rod of the drilling hydraulic cylinder 8 is firstly retracted, the lifting hydraulic cylinder 4 drives the drilling machine 6 to move downwards through the shell 3 and the spring 7, pre-drilling is carried out under the pretightening force of the spring 7, then the lifting hydraulic cylinder 4 applies larger drilling force, and after the piston rod of the lifting hydraulic cylinder 4 is completely extended out, the piston rod of the drilling hydraulic cylinder 8 is extended out to complete drilling. The drilling depth is the sum of the motion amounts of the piston rods of the two hydraulic cylinders. Therefore, the device can be provided with a pre-drilling stage when the spring 7 is tightly pressed, the accuracy of the stroke can be guaranteed, and the technical problem of drilling errors caused by easy displacement when drilling is started is avoided.
Preferably, a guide rail extending along the vertical direction is arranged in the lower cavity, and the drilling machine 6 is slidably mounted on the guide rail.
Preferably, the spring 7 is a compression coil spring 7, and a piston rod of the drilling hydraulic cylinder 8 penetrates through the middle of the compression coil spring 7.
Optionally, the first driving device is any one of a screw nut driving device, a pneumatic cylinder, a hydraulic cylinder and a linear motor.
Optionally, the second driving device is any one of a screw nut driving device, a pneumatic cylinder, a hydraulic cylinder and a linear motor.
The utility model has the advantages that:
the utility model discloses an in putting into the clearance that is used for the centre gripping work piece that forms between slider 13 and the slide 11 with the work piece, then second drive arrangement drive slider 13 presss from both sides tight work piece, adjusts the position of slide 11, makes swivel base plate 9 rotatory through the motor through first drive arrangement, treats the drilling position with the work piece and arranges the rig 6 in under, accomplishes the clamping location of work piece. During drilling, a piston rod of the drilling hydraulic cylinder 8 is firstly retracted, the lifting hydraulic cylinder 4 drives the drilling machine 6 to move downwards through the shell 3 and the spring 7, pre-drilling is carried out under the pretightening force of the spring 7, then the lifting hydraulic cylinder 4 applies larger drilling force, and after the piston rod of the lifting hydraulic cylinder 4 is completely extended out, the piston rod of the drilling hydraulic cylinder 8 is extended out to complete drilling. The drilling depth is the sum of the motion amounts of the piston rods of the two hydraulic cylinders. Therefore, the device can be provided with a pre-drilling stage when the spring 7 is tightly pressed, the accuracy of the stroke can be guaranteed, and the technical problem of drilling errors caused by easy displacement when drilling is started is avoided.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may include only a single embodiment, and such description is for clarity only, and those skilled in the art will be able to make the description as a whole, and the embodiments may be appropriately combined to form other embodiments as will be apparent to those skilled in the art.
Claims (5)
1. The utility model provides a rotatable centre gripping frock which characterized in that: the drilling device comprises a frame, a workbench is arranged in the middle of the frame, a drilling device is arranged on the frame at the upper part of the workbench, a rotating bottom plate is rotatably arranged on the workbench through a rotating shaft, a motor for driving the rotating bottom plate to rotate is arranged on the workbench, a first guide rail extending along a first horizontal direction is arranged on the rotating bottom plate, a sliding seat is slidably arranged on the first guide rail, a first driving device for driving the sliding seat to slide along the first guide rail is arranged on the rotating bottom plate, a second guide rail extending along a second horizontal direction is arranged on the sliding seat, the second horizontal direction is perpendicular to the first horizontal direction, a sliding block is slidably arranged on the second guide rail, a second driving device for driving the sliding block to slide along the second guide rail is arranged on the sliding seat, a gap for clamping a workpiece is formed between the sliding block and the sliding seat, the drilling device comprises a shell, the upper part of the shell is fixedly connected with a piston rod of a lifting hydraulic cylinder, the lifting hydraulic cylinder is fixedly arranged on the frame, a partition plate is arranged inside the shell, the partition plate divides the inner space of the shell into an upper cavity and a lower cavity, a drilling hydraulic cylinder is arranged in the upper cavity, a yielding hole for a piston rod of the drilling hydraulic cylinder to pass is formed in the partition plate, the piston rod of the drilling hydraulic cylinder passes through the yielding hole and stretches into the lower cavity, a drilling machine sliding along the vertical direction is arranged in the lower cavity, the lower end of the drilling machine penetrates out of the shell, a spring is arranged in the lower cavity, one end of the spring is pressed on the partition plate, and the other end of the spring is pressed on the drilling machine.
2. The rotatable clamping tool of claim 1, wherein: the drilling machine is characterized in that a guide rail extending in the vertical direction is arranged in the lower cavity, and the drilling machine is slidably mounted on the guide rail.
3. The rotatable clamping tool of claim 1, wherein: the spring is a compression spiral spring, and a piston rod of the drilling hydraulic cylinder penetrates through the middle of the compression spiral spring.
4. The rotatable clamping tool of claim 1, wherein: the first driving device is any one of a screw nut driving device, a pneumatic cylinder, a hydraulic cylinder and a linear motor.
5. The rotatable clamping tool of claim 1, wherein: the second driving device is any one of a screw nut driving device, a pneumatic cylinder, a hydraulic cylinder and a linear motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120259202.3U CN214720678U (en) | 2021-01-29 | 2021-01-29 | Rotatable centre gripping frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120259202.3U CN214720678U (en) | 2021-01-29 | 2021-01-29 | Rotatable centre gripping frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214720678U true CN214720678U (en) | 2021-11-16 |
Family
ID=78642644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120259202.3U Active CN214720678U (en) | 2021-01-29 | 2021-01-29 | Rotatable centre gripping frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214720678U (en) |
-
2021
- 2021-01-29 CN CN202120259202.3U patent/CN214720678U/en active Active
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