CN211465498U - Milling machine positioning device for civil air defense door - Google Patents
Milling machine positioning device for civil air defense door Download PDFInfo
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- CN211465498U CN211465498U CN201922046472.1U CN201922046472U CN211465498U CN 211465498 U CN211465498 U CN 211465498U CN 201922046472 U CN201922046472 U CN 201922046472U CN 211465498 U CN211465498 U CN 211465498U
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- defense door
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Abstract
The utility model discloses a milling machine positioner for people's air defense door relates to technical people's air defense door processing technology field, aims at having improved the milling hole efficiency of people's air defense door-hinge. The key points of the method comprise: the milling cutter comprises a rack, wherein a workbench is arranged on the rack, a support frame is arranged on one side of the workbench surface, a driving device is arranged on the other side of the workbench surface, a three-jaw chuck is arranged on one side of the support frame close to the driving device, a milling cutter is connected to one side of the driving device close to the three-jaw chuck, the axial direction of the milling cutter is perpendicular to the disc surface of the three-jaw chuck, clamping jaws of the three-jaw chuck clamp a fixed block, a die groove is formed in the fixed block, and a limiting part is arranged on the; through setting up the mould groove, put into the mould inslot with the work piece, can play the limiting displacement to the work piece, then use the locating part to strengthen fixedly to the work piece, simplified operation flow, saved operating time, improved the milling hole efficiency of people's air defense door-hinge.
Description
Technical Field
The utility model relates to a technical field of people's air defense door processing, more specifically say, it relates to a milling machine positioner for people's air defense door.
Background
The application of the civil air defense door in the civil air defense engineering is very wide, the end surface of the shaft of the civil air defense door is in a special shape formed by splicing two semicircles and rectangles, the general processing method comprises the steps of firstly processing a workpiece into a rough shape by a lathe and a milling machine according to a drawing, then drawing a processing line on a processed part by a copying jig, then inserting the workpiece into a bed, and inserting the redundant part along the drawn line, so that the process flow is various and the processing is troublesome.
The Chinese patent with publication number CN107914117B discloses a process for processing a civil air defense door shaft, which comprises the following steps: the method comprises the following steps: placing the raw material on a lathe, and turning the raw material into a cylindrical workpiece; step two: placing the cylindrical workpiece on a milling machine, and performing two milling procedures on the end face of the cylindrical workpiece symmetrically by taking the circle center as the center to process a first semi-finished product; step three: an eccentric block is arranged on a chuck jaw on a lathe, so that the rotation center of a workpiece is positioned at a first eccentric circle center; the unprocessed end of the first semi-finished product is a clamping end, the clamping end is clamped on the chuck jaws to carry out a machining process, the end face of one half of the first semi-finished product is machined into an eccentric arc with an eccentric circle center as a circle center, and therefore the first semi-finished product is machined into a second semi-finished product; step four: loosening the chuck jaws, adjusting the position of a second semi-finished product, and determining the position of a second eccentric circle center to enable the second eccentric circle center and the first eccentric circle center to be positioned on the same straight line with the initial circle center of the cylindrical workpiece; and clamping the chuck jaws, turning again, and machining the other half of the second semi-finished product into an eccentric arc by taking the second eccentric circle center as a circle center, wherein the second semi-finished product is machined into a finished product door spindle.
Although the scheme simplifies the production flow and improves the production efficiency, the three-jaw chuck is still directly clamped on a workpiece, when a new workpiece is milled, the position of the workpiece needs to be continuously adjusted, so that the eccentric center of the workpiece is placed at a proper position, the operation mode is troublesome, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a milling machine positioner for people's air defense door aims at improving the hole milling efficiency of people's air defense door-hinge.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a milling machine positioner for people's air defense door, includes the frame, be provided with the workstation in the frame, one side of workstation mesa is provided with the support frame, the opposite side of workstation mesa is provided with drive arrangement, one side that the support frame is close to drive arrangement is provided with the three-jaw chuck, one side that drive arrangement is close to the three-jaw chuck is connected with milling cutter, the quotation setting of the perpendicular three-jaw chuck of axial direction of milling cutter, the jack catch clamp of three-jaw chuck has the fixed block, the mould groove has been seted up on the fixed block, be provided with the locating part on the cell wall in mould groove.
Through adopting above-mentioned technical scheme, put into the mould inslot with the work piece, can play the limiting displacement to the work piece, then use the locating part to strengthen fixedly to the work piece, vibrations of milling the hole in-process have been avoided to a certain extent make the condition that the milling hole precision reduces take place, start drive arrangement drives milling cutter and carries out the milling hole to the work piece, when needs process new work piece, the three jack catch that need not use three-jaw chuck fixes a position the work piece once more, only need with the work piece put into the mould inslot can, the operation flow has been simplified, the operation time has been saved, the hole milling efficiency of people's air defense door-hinge has been improved.
Furthermore, the limiting part comprises a first bolt which penetrates through the fixing block and is communicated to the interior of the mold groove.
Through adopting above-mentioned technical scheme, through setting up the locating part into the bolt, twist and move the bolt and make bolt and work piece butt, can accomplish the enhancement fixed to the work piece.
Further, pass the fixed block is provided with first through-hole, the locating part is including fixing the first stopper of keeping away from solid mould groove one end at first through-hole, one side that first stopper is close to first through-hole is provided with the elastic component, the elastic component passes first through-hole sets up, the elastic component is kept away from the one end of first stopper is provided with first fixture block.
Through adopting above-mentioned technical scheme, through setting up first through-hole, set up the locating part into fixing the fixed block in first through-hole one end and pass through the first fixture block that the elastic component is connected with the fixed block, when placing the work piece, the elastic component atress compresses, and first fixture block and work piece butt have accomplished the enhancement fixed to the work piece, have played certain cushioning effect simultaneously.
Further, the first clamping block is an arc-shaped clamping block.
Through adopting above-mentioned technical scheme, through setting up first fixture block into the arc fixture block, the arcwall face is convenient for the income and the roll-off of work piece for putting into and taking out of work piece is comparatively laborsaving.
Further, the elastic member comprises a first spring and a first telescopic rod arranged to penetrate through the first spring.
Through adopting above-mentioned technical scheme, through setting up first elastic component into first spring and first telescopic link, the setting up of first telescopic link has played certain guide effect, has avoided the fixture block dislocation to a certain extent to lead to the condition emergence that the work piece can't normally put into and take out.
Furthermore, be provided with the confession mould male die inserting mouth in intercommunication mould groove on the fixed block lateral wall, the notch department in mould groove is provided with the limiting plate.
By adopting the technical scheme, the die inserting port and the limiting plate are arranged, so that the workpiece can be conveniently placed in, the workpiece can be compressed, the workpiece can be better limited, and the hole milling precision is improved.
Further, a clamping piece is arranged through the limiting plate.
Through adopting above-mentioned technical scheme, through setting up chucking spare, played further limiting displacement to the work piece, further improved the milling hole precision.
Furthermore, a second bolt penetrates through the limiting plate.
Through adopting above-mentioned technical scheme, through setting up the second bolt, twist and move the second bolt and make second bolt and work piece butt, played further limiting displacement to the work piece, further improved the milling precision.
Further, pass the limiting plate is provided with the second through-hole, chucking spare is including fixing the second stopper of keeping away from mould groove one end in the second through-hole, the second stopper is close to one side of second through-hole is provided with the second spring, the second spring passes the second through-hole sets up, the second spring is kept away from the one end of second stopper is provided with the second fixture block, the second fixture block sets up to the arc fixture block, passes the second spring is provided with the second telescopic link, the one end of second telescopic link is connected on the second stopper, and the other end is connected on the second fixture block.
Through adopting above-mentioned technical scheme, through setting up the second through-hole on the limiting plate to set up the second stopper in second through-hole one end, the second stopper is connected with the second fixture block through second spring and second telescopic link, and when placing the work piece, second spring and second telescopic link atress compress, and the further enhancement of work piece is fixed has been accomplished to second fixture block and work piece butt, has played certain cushioning effect simultaneously, has improved the hole milling precision.
To sum up, the beneficial effects of the utility model are that:
(1) through setting up the mould groove, put into the mould inslot with the work piece, can play the limiting displacement to the work piece, then use the locating part to strengthen fixedly to the work piece, avoided the condition emergence that the vibrations of hole milling in-process made the hole milling precision reduce to a certain extent, simplified the operation flow, saved operating time, improved the hole milling efficiency of people's air defense door-hinge.
(2) Through setting up die inserting mouth and limiting plate, when the work piece of being convenient for is put into, played the effect that compresses tightly the work piece for the work piece has obtained better spacing, has improved the hole milling precision.
Drawings
Fig. 1 is a schematic view of the whole structure of the milling machine positioning device for the civil air defense door of the utility model;
FIG. 2 is a schematic view of an installation structure of the positioning device of the milling machine for the civil defense door in the first embodiment;
FIG. 3 is a schematic structural diagram of a milling machine positioning device for a civil defense door in the first embodiment;
FIG. 4 is a schematic structural view of a milling machine positioning device for a civil air defense door in the second embodiment;
FIG. 5 is a schematic structural view of a milling machine positioning device for a civil defense door in the third embodiment;
fig. 6 is a schematic structural view of the milling machine positioning device for the civil air defense door in the fourth embodiment.
Reference numerals: 1. a frame; 2. a work table; 3. a support frame; 4. a drive device; 5. a three-jaw chuck; 6. milling cutters; 7. a fixed block; 8. a mold slot; 9. a limiting member; 91. a first bolt; 92. a first stopper; 93. an elastic member; 931. a first spring; 932. a first telescopic rod; 94. a first clamping block; 10. a first through hole; 11. inserting a die opening; 12. a limiting plate; 13. a retainer; 131. a second bolt; 14. a second through hole; 132. a second limiting block; 133. a second spring; 134. a second fixture block; 135. and a second telescopic rod.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Example one
Referring to fig. 1, for the utility model discloses a milling machine positioner for civil air defense door, which comprises a frame 1, be provided with workstation 2 in the frame 1, one side of 2 mesas of workstation is provided with support frame 3, the opposite side of 2 mesas of workstation is provided with drive arrangement 4, in this embodiment, drive arrangement 4 specifically sets up to the gliding support of 2 mesas of follow workstation and the gliding first motor of drive support, still including the second motor of setting up drive milling cutter 6 on the support, one side that is close to drive arrangement 4 at support frame 3 is provided with three-jaw chuck 5, one side that drive arrangement 4 is close to three-jaw chuck 5 is connected with milling cutter 6, the quotation setting of the perpendicular three-jaw chuck 5 of axial direction of milling cutter 6.
Referring to fig. 2 and 3, the clamping jaws of the three-jaw chuck 5 clamp a fixing block 7, a mold groove 8 is formed in the fixing block 7, a limiting member 9 is disposed on a groove wall of the mold groove 8, the limiting member 9 includes a first bolt 91 penetrating through the fixing block 7 and communicating with the mold groove 8, and in this embodiment, the number of the first bolts 91 is specifically two.
Be provided with the confession mould male die inserting mouth 11 that communicates mould groove 8 on the fixed block 7 lateral wall, the notch in mould groove 8 is connected with limiting plate 12, and the parallel notch setting of limiting plate 12 is passed and is provided with chucking spare 13 on limiting plate 12, and chucking spare 13 sets up to second bolt 131, and in this embodiment, second bolt 131 specifically sets up to one.
The specific working process is as follows: in this embodiment, when milling a hole in a man-break door shaft, the first bolt 91 and the second bolt 131 are screwed, the screws of the first bolt 91 and the second bolt 131 are moved away from the die groove 8, a workpiece is placed in the die groove 8 from the die insertion opening 11, the first bolt 91 and the second bolt 131 are screwed, the screws of the first bolt 91 and the second bolt 131 are brought into contact with the workpiece, the driving device 4 is restarted, and the driving device 4 drives the milling cutter 6 to process the workpiece.
Example two
Referring to fig. 4, the difference between the second embodiment and the first embodiment is that the limiting member 9 is different, in this embodiment, a first through hole 10 communicating with the inside of the mold groove 8 is formed through the fixing block 7, the limiting member 9 includes a first limiting member 92 fixed at one end of the first through hole 10 close to the side wall of the fixing block 7, an elastic member 93 is arranged at one side of the first limiting member 92 close to the first through hole 10, the elastic member 93 is arranged through the first through hole 10, the elastic member 93 includes a first spring 931 and a first telescopic rod 932 arranged through the first spring 931, one end of the first spring 931 and one end of the first telescopic rod 932 are connected to the first limiting member 92, the other end of the first telescopic rod 932 is connected to a first fixture 94, and the first fixture 94.
The specific working process is as follows: in this embodiment, when milling a hole in a civil defense door shaft, the second bolt 131 is screwed, the screw of the second bolt 131 is made to be away from the die groove 8, a workpiece is placed into the die groove 8 from the die insertion opening 11, when the workpiece is close to the first fixture block 94, the first fixture block 94 receives a force from the workpiece, the first spring 931 is stressed and compressed, the first telescopic rod 932 is shortened until the first telescopic rod abuts against the workpiece, the second bolt 131 is screwed, the screw of the second bolt 131 abuts against the workpiece, the driving device 4 is restarted, and the driving device 4 drives the milling cutter 6 to process the workpiece.
EXAMPLE III
Referring to fig. 5, the difference between the third embodiment and the first embodiment is that the clamping member 13 is different, in this embodiment, a second through hole 14 is formed through the limiting plate 12, the clamping member 13 includes a second limiting block 132 fixed at one end of the second through hole 14 far away from the mold groove 8, a second spring 133 is arranged on one side of the second limiting block 132 close to the second through hole 14, the second spring 133 passes through the second through hole 14, a second block 134 is arranged at one end of the second spring 133 far away from the second limiting block 132, the second block 134 is an arc-shaped block, a second telescopic rod 135 passes through the second spring 133, one end of the second telescopic rod 135 is connected to the second limiting block 132, and the other end of the second telescopic rod 135 is connected to the second block 134.
The specific working process is as follows: in this embodiment, when milling a hole in a man-defense door shaft, the first bolt 91 is screwed to make the screw of the first bolt 91 far away from the die groove 8, a workpiece is placed into the die groove 8 from the die insertion opening 11, when the workpiece is close to the second fixture block 134, the second fixture block 134 receives a force from the workpiece, the second spring 133 is compressed under a force, the second telescopic rod 135 is shortened until the second telescopic rod abuts against the workpiece, the first bolt 91 is screwed to make the screw of the first bolt 91 abut against the workpiece, the driving device 4 is restarted, and the driving device 4 drives the milling cutter 6 to process the workpiece.
Example four
Referring to fig. 6, a difference between the fourth embodiment and the third embodiment is a difference between a limiting member 9 (refer to fig. 2), in this embodiment, a first through hole 10 communicating with the inside of the mold groove 8 is formed through the fixed block 7, the limiting member 9 includes a first limiting member 92 fixed at one end of the first through hole 10 close to the side wall of the fixed block 7, an elastic member 93 is arranged at one side of the first limiting member 92 close to the first through hole 10, the elastic member 93 is arranged through the first through hole 10, the elastic member 93 includes a first spring 931 and a first telescopic rod 932 arranged through the first spring 931, one end of the first spring 931 and one end of the first telescopic rod 932 are connected to the first limiting member 92, the other end of the first spring 931 and the other end of the first telescopic rod 932 are connected.
The specific working process is as follows: in this embodiment, when the person defends the door spindle to mill a hole and put the workpiece into the mold groove 8 from the insert 11, when the workpiece is close to the first fixture block 94, the first fixture block 94 receives the force from the workpiece, the first spring 931 is compressed by the force, the first telescopic rod 932 is shortened until being abutted against the workpiece, when the workpiece is close to the second fixture block 134, the second fixture block 134 receives the force from the workpiece, the second spring 133 is compressed by the force, the second telescopic rod 135 is shortened until being abutted against the workpiece, the driving device 4 is started again, and the driving device 4 drives the milling cutter 6 to process the workpiece.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a milling machine positioner for people's air defense door, includes frame (1), be provided with workstation (2) on frame (1), one side of workstation (2) mesa is provided with support frame (3), the opposite side of workstation (2) mesa is provided with drive arrangement (4), one side that support frame (3) are close to drive arrangement (4) is provided with three-jaw chuck (5), one side that drive arrangement (4) are close to three-jaw chuck (5) is connected with milling cutter (6), the quotation setting of the perpendicular three-jaw chuck (5) of axial direction of milling cutter (6), its characterized in that: the clamping jaw of the three-jaw chuck (5) is clamped with a fixing block (7), a mold groove (8) is formed in the fixing block (7), and a limiting part (9) is arranged on the groove wall of the mold groove (8).
2. The milling machine positioning device for the civil air defense door as claimed in claim 1, wherein: the limiting piece (9) comprises a first bolt (91) which penetrates through the fixing block (7) and is communicated into the die groove (8).
3. The milling machine positioning device for the civil air defense door as claimed in claim 1, wherein: pass fixed block (7) are provided with first through-hole (10), locating part (9) are including fixing first stopper (92) of keeping away from solid mould groove (8) one end in first through-hole (10), one side that first stopper (92) are close to first through-hole (10) is provided with elastic component (93), elastic component (93) pass first through-hole (10) set up, elastic component (93) are kept away from the one end of first stopper (92) is provided with first fixture block (94).
4. The milling machine positioning device for the civil air defense door as claimed in claim 3, wherein: the first fixture block (94) is an arc-shaped fixture block.
5. The milling machine positioning device for the civil air defense door as claimed in claim 3, wherein: the elastic member (93) includes a first spring (931) and a first telescopic rod (932) disposed through the first spring (931).
6. The milling machine positioning device for the civil air defense door as claimed in claim 1, wherein: be provided with confession mould male die inserting mouth (11) of intercommunication mould groove (8) on fixed block (7) lateral wall, the notch department in mould groove (8) is provided with limiting plate (12).
7. The milling machine positioning device for the civil air defense door as claimed in claim 6, wherein: a clamping piece (13) is arranged through the limiting plate (12).
8. The milling machine positioning device for the civil air defense door as claimed in claim 7, wherein: the clamping piece (13) is provided as a second bolt (131).
9. The milling machine positioning device for the civil air defense door as claimed in claim 7, wherein: pass limiting plate (12) is provided with second through-hole (14), chucking spare (13) are including fixing second stopper (132) of keeping away from mould groove (8) one end in second through-hole (14), second stopper (132) are close to one side of second through-hole (14) is provided with second spring (133), second spring (133) are passed second through-hole (14) set up, keep away from second spring (133) the one end of second stopper (132) is provided with second fixture block (134), second fixture block (134) set up to the arc fixture block, pass second spring (133) are provided with second telescopic link (135), the one end of second telescopic link (135) is connected on second stopper (132), and the other end is connected on second fixture block (134).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201922046472.1U CN211465498U (en) | 2019-11-23 | 2019-11-23 | Milling machine positioning device for civil air defense door |
Applications Claiming Priority (1)
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CN201922046472.1U CN211465498U (en) | 2019-11-23 | 2019-11-23 | Milling machine positioning device for civil air defense door |
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CN211465498U true CN211465498U (en) | 2020-09-11 |
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CN201922046472.1U Active CN211465498U (en) | 2019-11-23 | 2019-11-23 | Milling machine positioning device for civil air defense door |
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- 2019-11-23 CN CN201922046472.1U patent/CN211465498U/en active Active
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