CN217291490U - Horizontal machining center oblique guide pillar hole machining clamp - Google Patents

Abstract

The utility model relates to an oblique guide pillar spot facing work anchor clamps of horizontal machining center, including revolving stage, permanent magnet portion and fixed spacing portion, the permanent magnet portion is located be used for adsorbing the work piece on the revolving stage and make the work piece laminating be in on the permanent magnet portion, fixed spacing portion is located on the revolving stage, fixed spacing portion has two, is located the work piece both sides respectively and is used for pressing from both sides tight work piece with the work piece butt. The rotary table capable of rotating at multiple angles on the machine tool is adopted to carry the permanent magnet part adsorption workpiece, the surface to be processed of the workpiece has no clamp, the machine tool processing operable space is large, and collision is not easy. The revolving stage rotation angle scope is big, can adjust to its direction the same with the feed direction with different inclination angle guide pillar holes to one side, can be used to the work piece in the oblique guide pillar hole of multiple inclination, and permanent magnet portion adsorbs fixed work piece, and fixed spacing position is adjustable, can be used to more spacing model size work pieces, the processing of more size model work pieces of being convenient for.

Description

Horizontal machining center oblique guide pillar hole machining clamp

Technical Field

The utility model relates to a mould processing field, more specifically relates to an oblique guide pillar hole machining anchor clamps of horizontal machining center.

Background

In the field of dies, because the cost of an advanced machine tool with an adjustable tool bit direction is high, a common machine tool is generally adopted for machining inclined guide pillar holes in workpieces. However, because the inclination degree of the inclined guide post hole on the workpiece is not easy to determine, and the position of the processing hole is not easy to determine, at the present stage, the manual line drawing is mainly adopted for processing by a milling machine or a special fixture is designed, and the processing is carried out in a drilling machine under the clamping action of the fixture. The processing mode of milling machine processing after manual line drawing is time-consuming and labor-consuming, the processing difficulty is large, and the processing precision is difficult to guarantee; the mode that special fixture centre gripping work piece processed in the drilling machine needs to process the anchor clamps of various different angles respectively, and the oblique guide pillar angle design of different moulds all can be differentiated, needs clamping work piece after the one-to-one is good, and the oblique guide pillar hole of work piece after the clamping can become vertical direction, makes things convenient for drilling machine drilling. However, the two machining modes are complex in process, the types of the clamping tools are various, time and labor are extremely wasted in the clamping process, the workpiece is machined slowly, and the machine tool efficiency is low.

Therefore, the problem to be solved urgently in the field of mold processing at present is to provide a processing tool for the inclined guide post hole, which is efficient, high in processing precision, safe and capable of simplifying the clamping process. If an existing special clamp for machining guide holes of fixing blocks of inclined guide columns comprises a clamp body, a clamping seat, a clamping assembly, a fixing inclined plane and a positioning groove, the special clamp is characterized by being simple in structure, free of angle adjustment and convenient to clamp. However, the clamp can only be used for clamping a workpiece with an inclined guide post with a certain specific inclined angle, and is not universal.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome among the above-mentioned prior art an anchor clamps can only carry out the problem of centre gripping to having an inclination guide pillar work piece to one side, provide a horizontal machining center guide pillar hole machining anchor clamps to one side, through carrying on permanent magnet portion adsorption of work piece on adopting the revolving stage, revolving stage rotation angle scope is big, can be the same with the feed direction with the adjustment of different inclination guide pillar holes to one side to its orientation, can be used to process the work piece in multiple inclination guide pillar hole to one side. The permanent magnet part can adsorb and fix workpieces with various shapes and sizes, the surfaces of the workpieces to be processed are free of clamps, the machine tool processing operable space is large, and collision is not easy to occur.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a horizontal machining center guide pillar hole adds clamping apparatus to one side, includes revolving stage, permanent magnet portion and fixed spacing portion, and the permanent magnet portion is located and is used for adsorbing the work piece on the revolving stage and makes work piece laminating permanent magnet portion, and fixed spacing portion is located the revolving stage, and fixed spacing portion has two, is located permanent magnet portion front end both sides respectively and is used for pressing from both sides tight work piece in the work piece butt. The fixed limiting part can be connected with the rotating table by adopting a clamping joint, a sliding rail or other mechanical structures, so that the position of the fixed limiting part on the rotating table can be conveniently adjusted.

When the horizontal machining center inclined guide pillar drilling and clamping system works, a workpiece is placed on the rotating platform, the bottom of the workpiece is attached to the table surface of the rotating platform, the side surface of the workpiece is attached to the permanent magnet part on the rotating platform, the permanent magnet part has strong magnetism, the permanent magnet part can adsorb the workpiece, the workpiece is tightly attached to the permanent magnet part, so that the degree of freedom of the workpiece in the front-back direction in the horizontal direction is limited, the fixing limiting parts are respectively located in the directions of the two adjacent side surfaces of the attaching surface of the workpiece and the permanent magnet part and are abutted to the workpiece, the degree of freedom of the workpiece in the left-right direction in the horizontal direction is limited, the workpiece is fixed on the rotating platform due to self gravity factors, the degree of freedom of the workpiece in the vertical direction is limited, and the workpiece is completely fixed on the clamping system at the moment. The rotating table drives the workpiece to rotate, so that the machining operation of the machine tool is carried out after the direction of the inclined guide pillar hole on the workpiece is consistent with the feeding direction of the machine tool in the horizontal direction.

Preferably, a square box is arranged on the rotating platform and fixedly connected with the rotating platform, the permanent magnet part is attached to the square box and fixedly connected to the square box, and the square box is located on one side, away from the fixed limiting part, of the permanent magnet part. Because permanent magnet portion dismantles the difficulty and permanent magnet portion intensity is not high when directly fixing on the revolving stage, when the lathe carries out processing operation, can receive the power that comes from the lathe cutter, leads to permanent magnet portion to produce crackle even rupture easily, influences permanent magnet portion life, and when permanent magnet portion fixed connection was on the square chest, permanent magnet portion dismantles simply and will come from the power transmission of lathe cutter to the square chest, can not influence its life.

Preferably, permanent magnet portion and square chest adopt bolt-up's mode fixed connection, and it should not be protruding on the surface that permanent magnet portion adsorbs the work piece, and when permanent magnet portion and square chest fixed connection, the coupling part should be inside permanent magnet portion or other on the surface and permanent magnet portion and square chest connected mode should dismantle simply. Permanent magnet portion and square chest connected mode can adopt bolted connection, pin joint or mortise-tenon structural connection etc. compare with other connected modes, and bolted connection can be inside the permanent magnet completely for the surface smoothness of permanent magnet portion absorption work piece, the work piece adsorption effect is better and dismantle convenience, joint strength height.

Preferably, the permanent magnet part or the square box is provided with a pressing part, the pressing part is fixedly connected above the permanent magnet part or the square box, and the workpiece is clamped between the pressing part and the rotating table so as to prevent the workpiece from shaking in the vertical direction when the machine tool performs machining operation.

Preferably, the pressing part comprises a sliding rail and a pressing sliding block, the sliding rail is fixedly mounted on the permanent magnet, the pressing sliding block can slide along the sliding rail, and the sliding rail is provided with a locking mechanism which can fix the pressing sliding block on the sliding rail to prevent the pressing sliding block from sliding along the sliding rail. The slide rail is fixed on the permanent magnet part and is compared with the slide rail installed on the square box, and when the slide rail is installed on the permanent magnet, the slide rail is closer to the workpiece, and the requirement on the size of the slide block is smaller. The pressing sliding block can slide along the sliding rail to press a workpiece, and after the pressing sliding block presses the workpiece, the locking mechanism on the pressing sliding block locks the sliding block to prevent the pressing sliding block from sliding on the sliding rail, so that the workpiece cannot shake up and down during machining operation of a machine tool.

Preferably, the pressing slider is L-shaped, the L-shaped pressing slider is provided with two sides which are respectively the long side of the L-shaped pressing slider and the short side of the L-shaped pressing slider, during installation, the sliding rail penetrates through the long side of the L-shaped pressing slider, and the end face of the short side of the L-shaped pressing slider faces downwards. When the size of the workpiece in the vertical direction is larger than or equal to that of the permanent magnet part, the long edge of the L-shaped pressing sliding block is abutted to the workpiece to press the workpiece; when the size of the workpiece in the vertical direction is smaller than that of the permanent magnet part, the end face of the short edge of the L-shaped pressing sliding block abuts against the workpiece. The shape of the pressing sliding block is L-shaped, so that more workpieces with different sizes in the vertical direction can be limited, and the workpieces are prevented from shaking up and down during machining operation of a machine tool.

Preferably, fixed spacing portion is connected on the revolving stage through the location portion of connecting on the revolving stage, location portion and revolving stage fixed connection, and fixed spacing portion is connected with location portion adoption joint's mode, is equipped with a plurality of equidistance recess in the location portion, is equipped with the arch in the fixed spacing portion, and the arch in the fixed spacing portion can with location portion upper groove joint. Fixed spacing portion is connected with location portion in the mode of joint, is equipped with a plurality of equidistance recess on location portion, and the position adjustment of the fixed spacing portion of being convenient for is used for the work piece of butt different size models on location portion. The fixed limiting part is connected with the rotating platform in such a way, and the position of the fixed limiting part can be conveniently adjusted.

Preferably, a T-shaped chute is arranged on the positioning portion, the T-shaped chute and the groove are arranged on the same end face of the positioning portion, an inner cavity of the T-shaped chute is composed of a first cavity and a second cavity, one end of the second cavity is connected with the first cavity, the other end of the second cavity is communicated with the end face of the positioning portion, a bolt penetrating through a fixed limiting portion is arranged on the fixed limiting portion, the bolt comprises a bolt head and a screw rod, the bolt head is arranged in the first cavity, the screw rod penetrates through the second cavity and the fixed limiting portion, and a nut for fixedly connecting the fixed limiting portion and the positioning portion is arranged on the outer side of the fixed limiting portion. The bolt can take fixed spacing portion to slide on location portion, and after fixed spacing portion butt work piece, fixed spacing portion and location portion joint, fixed spacing portion after the joint is not firm on location portion, and bolt lock nut will fix spacing portion can be firm carry out the joint with location portion.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a can carry on permanent magnet portion and adsorb the work piece on the revolving stage of rotatory to arbitrary angle on the lathe, revolving stage rotation angle scope is big, can be the same with the direction of feed with different inclination's oblique guide pillar hole adjustment to oblique guide pillar hole direction for the work piece in multiple inclination oblique guide pillar hole of processing. The surface of the workpiece to be processed has no clamp, the machine tool has large processing operable space, and the workpiece is not easy to collide. The permanent magnet part adsorbs fixed workpieces, and the position of the fixed limiting part is adjustable, so that the permanent magnet part can be used for limiting more workpieces with different sizes and is convenient for processing more workpieces with different sizes.

Drawings

Fig. 1 is the structure schematic diagram of the utility model discloses an oblique guide pillar hole machining fixture of horizontal machining center.

Fig. 2 is the utility model discloses a horizontal machining center oblique guide pillar hole adds clamping tool centre gripping work piece's operating condition schematic diagram.

Fig. 3 is a schematic structural view of the pressing portion of the present invention.

Fig. 4 is a schematic structural view of the fixing and limiting portion and the positioning portion of the present invention.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1

Fig. 1-2 show an embodiment of a horizontal machining center inclined guide post hole machining fixture, which includes a rotary table 1, two permanent magnet portions 2 and two fixed limiting portions 3, wherein the permanent magnet portions 2 are located on the rotary table 1 for adsorbing a workpiece to make the workpiece fit with the permanent magnet portions 2, the fixed limiting portions 3 are located on the rotary table 1, and the two fixed limiting portions 3 are respectively located on two sides of the permanent magnet portions and abut against the workpiece to clamp the workpiece.

When the horizontal machining center inclined guide pillar drilling and clamping system works, a workpiece is placed on the rotating platform 1, the bottom of the workpiece is attached to the table surface of the rotating platform 1, the side surface of the workpiece is attached to the permanent magnet part 2 on the rotating platform 1, the permanent magnet part 2 has strong magnetism, the permanent magnet part 2 is enabled to adsorb the workpiece, the workpiece is tightly attached to the permanent magnet part 2, so that the degree of freedom of the workpiece in the front-back direction in the horizontal direction is limited, the fixed limiting parts 3 are respectively located on two adjacent side surfaces of the attachment surface of the workpiece and the permanent magnet part 2 and are abutted to the workpiece, the degree of freedom of the workpiece in the left-right direction in the horizontal direction is limited, the workpiece is fixed on the rotating platform 1 due to self gravity factors, the degree of freedom of the workpiece in the vertical direction is limited, and the workpiece is completely fixed on the clamping system at the moment. The rotating table 1 drives the workpiece to rotate, so that the direction of the inclined guide pillar hole on the workpiece is consistent with the horizontal cutting feed direction of the machine tool, and then the machine tool performs machining operation.

The beneficial effects of this embodiment: a permanent magnet part 2 is carried on a rotary table 1 which can rotate to any angle on a machine tool to adsorb a workpiece, and the angle of the rotary table 1 is adjusted to enable the inclined guide post hole direction on the workpiece to be consistent with the feeding direction of the horizontal direction of the machine tool, so that the inclined guide post hole machining is carried out. The rotating table 1 has a large rotating angle range, can adjust the inclined guide post holes with different inclination angles to the direction of the inclined guide post holes which is the same as the feeding direction, and is used for processing workpieces with the inclined guide post holes with various inclination angles. The permanent magnet part 2 adsorbs and fixes a workpiece, the surface to be processed of the workpiece is not fixed by other clamps, and the machine tool has large operable space during processing and cannot collide with the clamps. The permanent magnet part adsorbs and fixes the workpiece and can be used for processing workpieces with various sizes and models.

Example 2

An embodiment 2 of the horizontal machining center inclined guide post hole machining jig is based on the embodiment 1, and further limits the connection mode of the permanent magnet part 2 and the rotating table 1 and the limit of the workpiece on the permanent magnet part 2 as shown in fig. 1 to 3.

Specifically, be equipped with square chest 4 on revolving stage 1, square chest 4 and revolving stage 1 adopt bolted connection's mode fixed connection, and 2 laminating square chests 4 of permanent magnet portion and fixed connection are on square chest 4, and square chest 4 is located permanent magnet portion 2 and keeps away from one side of fixed spacing portion 3.

Further, a compressing portion 5 is arranged on the permanent magnet portion 2, the compressing portion 5 comprises a sliding rail 501 and a compressing sliding block 502, the sliding rail 501 is fixed on the permanent magnet portion 2, the compressing sliding block 502 can slide along the sliding rail 501 to compress a workpiece, a locking mechanism 503 is arranged on the sliding rail 501, and when the compressing sliding block 502 compresses the workpiece, the locking mechanism 503 locks the sliding block to prevent the compressing sliding block 502 from sliding on the sliding rail 501.

The pressing slider 502 is L-shaped, and the L-shaped pressing slider 502 has two sides, i.e., a long side 521 of the L-shaped pressing slider and a short side 522 of the L-shaped pressing slider. When the device is installed, the sliding rail 501 penetrates through the long side 521 of the L-shaped pressing slider, and the short side 522 of the L-shaped pressing slider faces downwards. When the size of the workpiece in the vertical direction is larger than or equal to that of the permanent magnet part 2, the long side 521 of the L-shaped pressing slide block is abutted against the workpiece to press the workpiece; when the vertical direction size of the workpiece is smaller than the permanent magnet part 2, the end face of the short side 522 of the L-shaped pressing slide block abuts against the workpiece.

The beneficial effects of this embodiment: when the permanent magnet part 2 is fixedly connected to the square box 4, the permanent magnet part 2 transmits the force from the machine tool cutter to the square box 4, and the service life of the square box is not influenced. When permanent magnet portion 2 and square chest 4 adopted bolt-up's mode fixed connection, dismantle convenient, joint strength is high and connected mode simply need not to change permanent magnet portion 2 shape, and permanent magnet portion 2 adsorbs the work piece not have the arch on the surface, adsorbs the work piece effect better. The 5 slide rails 501 of the pressing part are installed on the permanent magnet, the distance between the pressing part 5 and a workpiece is shorter, the size requirement on the pressing slider 502 is smaller, the locking mechanism 503 arranged on the pressing slider 502 can lock the pressing slider 502 to prevent the pressing slider 502 from sliding on the slide rails 501, the pressing effect on the workpiece is better, and the workpiece cannot shake up and down during the machining operation of the machine tool. The shape of the pressing slider 502 is L-shaped, so that more workpieces with different sizes can be limited, and the workpieces are prevented from shaking up and down during machining operation of a machine tool.

Example 3

An embodiment of a horizontal machining center inclined guide post hole machining jig is further limited in the connection manner between a fixed limiting part 3 and a rotary table 1 as shown in fig. 1 to 4 on the basis of embodiments 1 and 2.

Specifically, the fixed limiting part 3 is connected to the rotary table 1 through a positioning part 6 connected to the rotary table 1, and the positioning part 6 is fixedly connected to the rotary table 1. Fixed spacing portion 3 is connected with location portion 6 in the mode of joint, is equipped with a plurality of equidistance recess 601 on location portion 6, is equipped with protruding 301 on fixed spacing portion 3, and protruding 301 on fixed spacing portion 3 can be with location portion 6 upper groove 601 joint.

Wherein, be equipped with T shape spout 602 on location portion 6, T shape spout 602 sets up on the same terminal surface of location portion 6 with recess 601, T shape spout 602 inner chamber comprises first cavity 621 and second cavity 622, second cavity 622 one end is connected with first cavity 621, the second cavity 622 other end communicates to location portion 3 terminal surface, be equipped with the bolt that passes fixed spacing portion 3 on the fixed spacing portion 3, the bolt includes bolt head 302 and screw rod 303, bolt head 302 is in first cavity 621, screw rod 303 passes second cavity 622 and fixed spacing portion 3, screw rod 303 is equipped with the nut that is used for fixed spacing portion 3 and location portion 6 of fixed connection in the fixed spacing portion 3 outside. The bolt can take fixed spacing portion 3 to slide on location portion 6, and after 3 butt work pieces of fixed spacing portion, fixed spacing portion 3 and 6 joints in location portion, fixed spacing portion 3 after the joint is not firm on location portion 6, and bolt lock nut will fix spacing portion 3 can be firm carry out the joint with location portion 6.

The beneficial effects of this embodiment: fixed spacing portion 3 is connected on revolving stage 1 and fixed spacing portion 3 adopts the joint mode to be connected with location portion 6 through connecting location portion 6 on revolving stage 1, is convenient for fix spacing portion 3 position adjustment on location portion 6 for the more work pieces of not unidimensional model of joint. The fixed limiting part 3 penetrates through the bolt head 302 of the fixed limiting part 3 in the T-shaped sliding groove 602 of the positioning part 6, the screw 303 penetrates through the T-shaped sliding groove 602 and the fixed limiting part 3, and a nut lockable bolt is arranged outside the fixed limiting part 3 to tightly connect the fixed limiting part 3 and the positioning part 6. The mode that the 3 fixed spacing portions of being convenient for carry out the rigidity and bolt-up behind the butt work piece joint intensity is high, and the connected mode is simple convenient.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This list is neither intended to be exhaustive nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides a horizontal machining center guide pillar hole adds clamping apparatus to one side, its characterized in that includes revolving stage (1), permanent magnet portion (2) and fixed spacing portion (3), permanent magnet portion (2) are located be used for adsorbing the work piece on revolving stage (1) and make the work piece laminating be in on permanent magnet portion (2), fixed spacing portion (3) are located on revolving stage (1), fixed spacing portion (3) have two, are located respectively permanent magnet portion (2) both sides are used for the butt work piece.

2. The horizontal machining center inclined guide post hole machining fixture as claimed in claim 1, wherein a square box (4) is arranged on the rotating table (1), the square box (4) is fixedly connected with the rotating table (1), the permanent magnet portion (2) is fixedly connected to the square box (4), and the square box (4) is located on one side, away from the fixed limiting portion (3), of the permanent magnet portion (2).

3. The clamp for machining the inclined guide post hole of the horizontal machining center according to claim 2, characterized in that the permanent magnet part (2) is connected with the square box (4) in a bolt fastening manner.

4. The horizontal machining center inclined guide post hole machining clamp according to claim 3, characterized in that a pressing portion (5) is arranged on the permanent magnet portion (2) or the square box (4), and the pressing portion (5) is located above the permanent magnet portion (2) or the square box (4) and used for clamping a workpiece between the pressing portion (5) and the rotating table (1) and clamping the workpiece.

5. The horizontal machining center inclined guide post hole machining clamp as claimed in claim 4, wherein the pressing portion (5) comprises a sliding rail (501) and a pressing slider (502), the sliding rail (501) is fixedly connected to the permanent magnet portion (2), the pressing slider (502) can slide along the sliding rail (501), a locking mechanism (503) is arranged on the sliding rail (501), and the locking mechanism (503) can fix the pressing slider (502) on the sliding rail (501) to prevent the pressing slider (502) from sliding along the sliding rail (501).

6. The horizontal machining center angled guide post hole machining fixture as claimed in claim 5, wherein the pressing slider (502) is L-shaped.

7. The clamp for machining the inclined guide post hole of the horizontal machining center according to claim 1, characterized in that the fixed limiting part (3) is connected to the rotary table (1) through a positioning part (6) connected to the rotary table (1), and the positioning part (6) is fixedly connected to the rotary table (1).

8. The horizontal machining center inclined guide post hole machining clamp as claimed in claim 7, wherein the fixing limiting portion (3) and the positioning portion (6) are connected in a clamping manner.

9. The horizontal machining center inclined guide post hole machining clamp as claimed in claim 8, wherein a plurality of equidistant grooves (601) are formed in the positioning portion (6), a protrusion (301) is formed on the fixed limiting portion (3), and the protrusion (301) is clamped with the grooves (601).

10. The horizontal machining center inclined guide post hole machining clamp is characterized in that a T-shaped sliding groove (602) is formed in the positioning portion (6), the T-shaped sliding groove (602) and the groove (601) are formed in the same end face of the positioning portion (6), an inner cavity of the T-shaped sliding groove (602) is formed by a first cavity (621) and a second cavity (622), one end of the second cavity (622) is connected with the first cavity (621), the other end of the second cavity (622) is communicated with the end face of the positioning portion (6), a bolt penetrating through the fixed limiting portion (3) is further arranged on the fixed limiting portion (3) and comprises a bolt head (302) and a screw rod (303), the bolt head (302) is arranged in the first cavity (621), and the screw rod (303) penetrates through the second cavity (622) and the fixed limiting portion (3), the screw rod (303) is in the fixed spacing portion (3) outside is equipped with the nut that can lock the connection fixed spacing portion (3) with location portion (6).

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