CN214559295U

CN214559295U - Bidirectional adjustable section positioning and clamping mechanism for numerical control drilling and milling machine

Info

Publication number: CN214559295U
Application number: CN202120548398.8U
Authority: CN
Inventors: 房金泉; 谭弟臣
Original assignee: Shandong Weike Cnc Machinery Co ltd
Current assignee: Shandong Weike Cnc Machinery Co ltd
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2021-11-02
Anticipated expiration: 2031-03-16

Abstract

The utility model relates to a two-way adjustable section bar positioning and clamping mechanism for numerical control drilling and milling machine, including the anchor clamps, a plurality of the anchor clamps set up on the guide rail, and the anchor clamps include the base, are equipped with the guide rail on the base, and base one end is equipped with the fixing base, is equipped with the removal seat on the guide rail, and the fixing base upper end sets to the plane, is equipped with the locating piece on the fixing base, is equipped with the clamp block on the removal seat, is equipped with die clamping cylinder on the fixing base lateral wall, and die clamping cylinder's piston rod one end is connected with the removal seat, and the other end is equipped with the locating pin; a position detection mechanism for detecting the position of the jig; toggle mechanism for stir anchor clamps, including the mounting panel, the mounting panel setting is equipped with on a three translation slewing mechanism and stirs the cylinder on the mounting panel, stirs the cylinder and is connected with the round pin board, be equipped with on the round pin board with locating pin complex pinhole. The automatic positioning device has the advantages of reasonable structural design, compact structure, convenience in position adjustment, capability of avoiding the machine head to process shorter sections, improvement on processing efficiency and the like.

Description

Bidirectional adjustable section positioning and clamping mechanism for numerical control drilling and milling machine

The technical field is as follows:

the utility model relates to a numerical control drilling and milling machine technical field, concretely relates to numerical control drilling and milling machine is with two-way adjustable section bar positioning and clamping mechanism.

Background art:

the numerical control milling and drilling machine is the main equipment for processing sectional materials such as doors, windows, curtain walls and the like. The existing numerical control milling and drilling machine structure comprises a machine frame, a clamp for positioning and clamping arranged on the machine frame, a three-translation one-rotation mechanism and a machine head arranged on the three-translation one-rotation mechanism. Along with the diversification of product design, the section bar that needs to be processed has also appeared diversified, mainly show in different length, the processing hole site pattern is various, so put forward higher requirement to numerical control milling and drilling machine, and current numerical control milling and drilling machine still can't satisfy new demand, for example, to the diversification of processing hole site, the condition of fixture often taking place to interfere with each other with the processing hole site when pressing from both sides tight section bar, the best solution is the position that changes anchor clamps, however the change of current anchor clamps position still takes manual adjustment as the owner, the very loaded down with trivial details of operation, seriously influences production efficiency. If the side face of the short and small section is machined, although the existing clamp can position and clamp the short and small section, the distance between the two clamps is smaller than the size of the machine head, the machine head cannot be close to the section, the drilling and milling cutter is limited in length and cannot penetrate through the clamp to drill and mill the section, the existing solution is mainly to stop to adjust the position of the section to clamp the side face of the section upwards again for machining, the clamp is clamped for multiple times, machining efficiency is seriously influenced, and the clamping positions are different before and after the short and small section, so that machining precision is seriously influenced. Therefore, it is necessary to solve the above problems.

The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.

The utility model has the following contents:

the utility model aims to solve the problem that prior art exists, provide numerical control drilling and milling machine is with two-way adjustable section bar positioning and clamping mechanism, have that structural design is reasonable, compact structure, position control are convenient, can dodge the aircraft nose and process advantages such as shorter section bar, improvement machining efficiency.

The utility model discloses an adopt following technical scheme to realize above-mentioned purpose:

numerical control drilling and milling machine is with two-way adjustable section bar positioning and clamping mechanism includes:

the fixture comprises a base, a guide rail is arranged on the base, a fixed seat is arranged at one end of the base, a movable seat is arranged on the guide rail, the upper end of the fixed seat is arranged into a plane for placing a section bar, a positioning block is arranged on the fixed seat, a clamping block is arranged on the movable seat, a clamping cylinder is arranged on the outer side wall of the fixed seat, one end of a piston rod of the clamping cylinder is connected with the movable seat, and a positioning pin is arranged at the other end of the piston rod;

a position detection mechanism for detecting a position of the jig;

the toggle mechanism is used for toggling the clamp and comprises a mounting plate, the mounting plate is arranged on a three-translation and one-rotation mechanism, a toggle cylinder is arranged on the mounting plate and connected with a pin plate, a pin hole matched with the positioning pin is formed in the pin plate, and the guide rail and the three-translation and one-rotation mechanism are parts of the existing numerical control drilling and milling machine.

The position detection mechanism comprises a sensor and a detection plate matched with the sensor, the detection plate is arranged on the clamping cylinder, and the sensor is a proximity switch or a laser sensor.

The clamping cylinder is connected with the moving seat through a push-pull rod, a plurality of clamping grooves are formed in the upper end of the push-pull rod at intervals along the length direction of the push-pull rod, a bolt seat is arranged on the moving seat, and bolts matched with the clamping grooves are arranged on the bolt seat.

The bolt seat is provided with a guide hole, the push-pull rod is movably arranged in the guide hole, and a reset spring for inserting the bolt into the clamping groove is arranged in the bolt seat.

The fixed seat is provided with a groove for the movable seat to enter.

The lower end of the base is respectively provided with a sliding block and a locking cylinder, and the locking cylinder is provided with a locking block.

The lower end of the base is symmetrically provided with two locking cylinders.

The movable seat is vertically provided with a guide groove, and the clamping block is arranged on the guide groove.

The utility model adopts the above structure, following beneficial effect can be brought:

(1) by designing the clamp, the shifting mechanism and the position detection mechanism, the clamp to be adjusted can be driven by the shifting mechanism to be adjusted along the length direction of the section; by designing the clamping cylinder, the movable seat and the fixed seat, and the clamping cylinder is lower than the plane for placing the section bar, the distance between the movable seat and the fixed seat is changed along with the change of the size of the section bar during clamping, so that the section bar can be adjusted along the width direction of the section bar, the machine head can move along with and approach the section bar, and finally, the side face of the section bar can be machined by utilizing a drilling and milling cutter; (2) by designing the push-pull rod, the clamping groove and the bolt, the initial distance between the movable seat and the fixed seat can be adjusted in advance according to the size of the section bar, so that the stroke of the clamping cylinder can be shortened, and the clamping cylinder is more compact in design; (3) through utilizing the die clamping cylinder not only to realize being connected with removing the seat, through designing the locating pin on the piston rod moreover, realize anchor clamps and toggle mechanism's being connected, and then accomplish anchor clamps smoothly along section bar length direction's regulation.

Description of the drawings:

fig. 1 is a schematic structural view of the bidirectional adjustable profile positioning and clamping mechanism of the present invention;

FIG. 2 is a schematic structural view of the toggle mechanism of the present invention;

FIG. 3 is a schematic view of another view angle structure of the toggle mechanism of the present invention;

FIG. 4 is a schematic structural view of the clamp of the present invention;

fig. 5 is a schematic structural view of another view angle of the clamp of the present invention;

fig. 6 is a side view of the clamp of the present invention;

fig. 7 is a sectional view taken along line a-a of fig. 6 according to the present invention;

FIG. 8 is a schematic structural view of the bidirectional adjustable profile positioning and clamping mechanism of the present invention installed on a numerical control milling and drilling machine;

in the figure, 1, a clamp 101, a base 102, a guide rail 103, a fixed seat 104, a movable seat 105, a plane 106, a positioning block 107, a clamping block 108, a clamping cylinder 109, a piston rod 110, a positioning pin 111, a push-pull rod 112, a clamping groove 113, a latch seat 114, a latch 115, a guide hole 116, a return spring 117, a groove 118, a slider 119, a locking cylinder 120, a locking block 121, a guide groove 2, a position detection mechanism 201, a sensor 202, a detection plate 3, a toggle mechanism 301, a mounting plate 302, a toggle cylinder 303, a pin plate 304, a pin hole 4, a frame 5, a guide rail, 6, three-translation-one-rotation 7, a brake bar 8, a machine head 9 and a section bar.

The specific implementation mode is as follows:

in order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

Furthermore, the terms "one end", "upper end", "one side", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the location of the indicated technical feature.

In the present invention, unless otherwise expressly stated or limited, the terms "provided", "disposed", "connected", and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1-8, the bidirectional adjustable profile positioning and clamping mechanism for the numerical control milling and drilling machine comprises:

the fixture comprises a fixture 1, wherein a plurality of fixtures 1 are arranged on a guide rail 5, the guide rail 5 is a guide rail 5 carried by a numerical control drilling and milling machine, the fixture 1 comprises a base 101, a guide rail 102 is arranged on the base 101, a fixed seat 103 is arranged at one end of the base 101, a movable seat 104 is arranged on the guide rail 102, a plane 105 is arranged at the upper end of the fixed seat 103 and used for placing a section bar 9, a positioning block 106 is arranged on the fixed seat 103, a clamping block 107 is arranged on the movable seat 104, a clamping cylinder 108 is arranged on the outer side wall of the fixed seat 103, one end of a piston rod 109 of the clamping cylinder 108 is connected with the movable seat 104, and a positioning pin 110 is arranged at the other end;

a position detection mechanism 2 for detecting the position of the jig 1;

toggle mechanism 3 for stir anchor clamps 1, toggle mechanism 3 includes mounting panel 301, mounting panel 301 sets up on three move a slewing mechanism 6, and here three move a slewing mechanism 6 is the structure of numerical control drilling and milling machine self-bring, and the installation aircraft nose 8 is gone up to three move a slewing mechanism 6, be equipped with on the mounting panel 301 and stir cylinder 302, stir cylinder 302 and be connected with cotter plate 303, be equipped with on the cotter plate 303 with locating pin 110 complex pinhole 304. During practical use, the toggle mechanism 3 is directly arranged at the bottom of the three-translation and one-rotation mechanism, and the movement along the direction of the guide rail in the three-translation and one-rotation process can be realized by designing the clamp 1, the position detection mechanism 2 and the toggle mechanism 3, so that the clamp 1 can be adjusted along the length direction of the section bar 9, and the clamp 1 can be adjusted along the width direction of the section bar 9. Specifically, the fixture 1 is mainly adjusted along the length direction of the section bar 9 through the toggle mechanism 3, so that not only is mechanical adjustment realized, but also the adjustment precision and the adjustment efficiency are high, and the processing efficiency of the section bar 9 is improved; the clamp 1 is mainly adjusted in the width direction of the section bar 9 through the movable seat 104 and the fixed seat 103, and meanwhile, the clamping cylinder 108 is lower than a plane 105 for placing the section bar, so that the clamping cylinder 108 cannot prevent the machine head 8 from approaching the section bar 9 when the side face of the section bar 9 is machined, the distance between the movable seat 104 and the fixed seat 103 is determined according to the size of the section bar 9, therefore, the machine head 8 can always approach the section bar 4, the length of a drilling and milling cutter only needs to be larger than the thickness of the fixed seat 103 and the movable seat 104, the length of the existing drilling and milling cutter is far larger than the thickness of the fixed seat 103 and the movable seat 104, through changing the clamping structure of the clamp 1, the three sides of the section bar 9 can be drilled and milled by clamping at one time without turning over the section bar 9, the machining efficiency is further remarkably improved, and particularly the drilling and milling machining of the short section bar 9 is realized.

The position detection mechanism 2 comprises a sensor 201 and a detection plate 202 matched with the sensor 201, the detection plate 202 is arranged on the clamping cylinder 108, and the sensor 201 is a proximity switch or a laser sensor. The position of the clamp 1 to be adjusted is accurately detected, so that the toggle mechanism 3 is connected with the clamp 1, and then the position of the clamp is adjusted. In practical use, the sensor 201 is directly mounted on the three-translation and one-rotation mechanism 6 of the existing numerical control drilling and milling machine.

The clamping cylinder 108 is connected with the moving seat 104 through a push-pull rod 111, a plurality of clamping grooves 112 are uniformly arranged at the upper end of the push-pull rod 111 along the length direction of the push-pull rod at intervals, a bolt seat 113 is arranged on the moving seat 104, and bolts 114 matched with the clamping grooves 112 are arranged on the bolt seat 113. By designing the push-pull rod 111, the clamping groove 112 and the bolt 114, the initial distance between the movable seat 104 and the fixed seat 103 can be adjusted in advance according to the size of the section bar 8, so that the stroke of the clamping cylinder 108 can be shortened, and the clamping cylinder 108 can be designed more compactly.

The bolt seat 113 is provided with a guide hole 115, the push-pull rod 111 is movably arranged in the guide hole 115, and the bolt seat 113 is internally provided with a return spring 116 for inserting the bolt 114 into the slot 112. The design of the return spring 116 ensures that the latch 114 is securely inserted into the slot 112, ensuring a secure grip.

The fixed seat 103 is provided with a groove 117 for the movable seat 104 to enter. The movable base 104 can be inserted into the groove 117, so that the minimum distance between the movable base 104 and the fixed base 103 can be further reduced, and the smaller material 9 can be positioned and clamped.

The lower end of the base 101 is respectively provided with a sliding block 118 and a locking cylinder 119, and the locking cylinder 119 is provided with a locking block 120. The slide 118 is mounted on the rail 5 and the locking cylinder 119 is used to lock the clamp to the rail 5.

The lower end of the base 101 is symmetrically provided with two locking cylinders 119. Two locking cylinders 119 are symmetrically designed, so that the clamp is locked more firmly and reliably, the locking stress is symmetrical, and the positioning and clamping precision of the section bar 9 is improved.

The utility model discloses two-way adjustable section bar positioning and clamping mechanism's working process:

it should be noted here that the existing numerically controlled drilling and milling machine includes a frame 4, a guide rail 5 disposed on the frame 4, a three-translation and one-rotation mechanism 6 and a brake bar 7, the three-translation and one-rotation mechanism 6 can realize three-direction translation and one-rotation in space, wherein the first translation direction is the same as the length direction of the profile 9, and the present application is a two-way adjustable profile positioning and clamping mechanism invented based on the above structure of the existing numerically controlled drilling and milling machine.

When the clamp is used, the clamp 1 is arranged on the guide rail 5 through the sliding block 118, the sensor 201 is arranged on the three-translation and one-rotation mechanism 6, the toggle mechanism 3 is also arranged on the three-translation and one-rotation mechanism 6, and the two locking air cylinders 119 are respectively arranged on two sides of the brake bar 7. When the profile 9 is clamped in a positioning manner, firstly, the initial distance between the movable seat 104 and the fixed seat 103 is adjusted according to the width of the profile 9, the bolt 114 is lifted during adjustment, then the movable seat 104 is pushed to move towards the fixed seat 103, after the bolt 114 is released after the movable seat is moved to a set position, the bolt 114 is inserted into the corresponding clamping groove 112 under the action of the return spring 116 to lock the movable seat 104 on the push-pull rod 111, the initial distance between the movable seat 104 and the fixed seat 103 at the moment is slightly larger than the width of the profile 9, then, the vertical position of the clamping block 107 is adjusted according to the height of the profile 9, after the adjustment is completed, the profile 9 is placed on the plane 105 of the fixed seat 103, the side surface of the profile 9 is attached to the positioning block 106, then, the clamping cylinder 108 is started, and the clamping cylinder 108 drives the movable seat 104 to move towards the fixed seat 103 through the push-pull rod 111 to clamp the profile 9. When the clamp 1 blocks a processing hole site, the position of the clamp 1 needs to be adjusted, for convenience of description, the clamp 1 needing position adjustment is named as a clamp A, the clamp 1 not needing position adjustment is named as a clamp B, during adjustment, a locking cylinder 119 in the clamp A is released, a clamping cylinder 108 in the clamp A acts to release a section bar 9, so that the clamp A is in a movable state, the clamp B is still locked on a guide rail 5 and clamps the section bar, then a three-translation and one-rotation mechanism 6 moves along the length direction of the section bar 9 and drives a sensor 201 and a toggle mechanism 3 on the section bar to move, when the sensor 201 detects a detection plate 202 (also called a detection point) on the clamp A, the three-translation and one-rotation mechanism 6 stops moving, the toggle cylinder 302 acts to push a pin plate 303 to move towards a positioning pin 110 on a piston rod 109 until the positioning pin 110 is inserted into a pin hole 304, and then the three-translation one-rotation mechanism 6 moves along the length direction of the section bar 9 again to enable the clamp A to move along the guide rail 5, so that the clamp A is not in a shielding processing position, after the clamp A is adjusted in place, the toggle cylinder 302 resets, the locking cylinder 119 is locked on the brake strip 7, the clamping cylinder 108 clamps the section bar 9, and after the clamp A is adjusted, the section bar 9 is continuously drilled and milled.

The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.

The parts of the present invention not described in detail are the known techniques of those skilled in the art.

Claims

1. Numerical control milling and drilling machine is with two-way adjustable section bar positioning clamping mechanism, its characterized in that includes:

a position detection mechanism for detecting a position of the jig;

2. The bidirectional adjustable profile positioning and clamping mechanism for the numerical control milling and drilling machine as claimed in claim 1, wherein the position detection mechanism comprises a sensor and a detection plate used in cooperation with the sensor, the detection plate is arranged on the clamping cylinder, and the sensor is a proximity switch or a laser sensor.

3. The bidirectional adjustable profile positioning and clamping mechanism for the numerical control milling and drilling machine as claimed in claim 1 or 2, wherein the clamping cylinder is connected with the movable seat through a push-pull rod, a plurality of slots are uniformly arranged at the upper end of the push-pull rod along the length direction of the push-pull rod at intervals, a pin seat is arranged on the movable seat, and a pin matched with the slots is arranged on the pin seat.

4. The bidirectional adjustable profile positioning and clamping mechanism for the numerical control milling and drilling machine as claimed in claim 3, wherein the pin seat is provided with a guide hole, the push-pull rod is movably arranged in the guide hole, and the pin seat is provided with a return spring for inserting the pin into the slot.

5. The bidirectional adjustable profile positioning and clamping mechanism for the numerical control milling and drilling machine as claimed in claim 1 or 4, wherein the fixed seat is provided with a groove for the movable seat to enter.

6. The bidirectional adjustable profile positioning and clamping mechanism for the numerical control milling and drilling machine as claimed in claim 5, wherein the lower end of the base is respectively provided with a slide block and a locking cylinder, and the locking cylinder is provided with a locking block.

7. The bidirectional adjustable profile positioning and clamping mechanism for the numerical control milling and drilling machine as claimed in claim 6, wherein the lower end of the base is symmetrically provided with two locking cylinders.