CN221210724U - Aluminum alloy die casting machining positioning clamping head - Google Patents

Abstract

The utility model relates to an aluminum alloy die casting machining positioning clamping head which comprises a base, wherein a vertical frame is vertically fixed on one side of the upper surface of the base, a top frame is fixed on the top of the vertical frame, a first shaft rod which vertically extends is rotatably arranged on the upper surface of the base, a first rotary table is fixed on the top of the first shaft rod, six supporting rods which are fixed with the first rotary table are arranged on the first rotary table in a ring-shaped array around the first shaft rod, and lower clamping blocks with different shapes are respectively arranged at the top ends of the supporting rods. According to the utility model, the lower clamping blocks and the upper clamping blocks with different shapes are arranged in an annular array, the lower clamping blocks can be driven to synchronously rotate by rotating the first turntable, the switching of the lower clamping blocks is realized, the upper clamping blocks can be driven to synchronously rotate by rotating the second turntable, the switching of the upper clamping blocks is realized, the selected lower clamping blocks and the upper clamping blocks are aligned with the lower clamping blocks, so that the positioning clamping of the die castings can be performed, the lower clamping blocks and the upper clamping blocks are freely selected and switched, and the die casting device is suitable for fixing aluminum alloy die castings with different shapes and has high universality.

Description

Aluminum alloy die casting machining positioning clamping head

Technical Field

The utility model relates to the technical field of aluminum alloy die casting machining, in particular to a positioning clamping head for machining an aluminum alloy die casting.

Background

After the die casting process is completed, the aluminum alloy die casting usually needs to be further machined, such as drilling, grooving and the like, so that the shape and the size of the aluminum alloy die casting meet the design requirements.

When the aluminum alloy die castings are machined, the clamping device is often required to be used for positioning and clamping, so that the aluminum alloy die castings are kept stable in position, the aluminum alloy die castings are fixed, and the aluminum alloy die castings cannot move in the machining process to lose machining precision.

However, the existing aluminum alloy die casting positioning and clamping device on the market is usually in plane clamping, different aluminum alloy die casting products are different in appearance, the aluminum alloy die casting products in different shapes are difficult to effectively position and clamp by using a plane clamping mode, suitability is low, if the aluminum alloy die casting is sufficiently clamped, the situation of movable displacement is easy to exist, adverse effects are brought to machining, and machining precision is affected.

Disclosure of utility model

The utility model aims to provide the aluminum alloy die casting machining positioning clamping head with high suitability, which effectively solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions.

The aluminum alloy die casting machining positioning clamping head comprises a base, wherein a vertical frame is vertically fixed on one side of the upper surface of the base, a top frame is fixed on the top of the vertical frame, a first shaft rod which vertically extends is rotatably arranged on the upper surface of the base, a first rotary table is fixed on the top of the first shaft rod, six supporting rods which are fixed with the first rotary table are arranged on the first rotary table around a first shaft rod annular array, and lower clamping blocks with different shapes are respectively arranged at the top ends of the supporting rods; the lower surface of the top frame is rotatably provided with a second shaft rod which extends downwards vertically opposite to the first shaft rod, the lower end part of the second shaft rod is fixedly provided with a second turntable, six guide holes are arranged on the second turntable around the second shaft rod in a ring-shaped array, and guide rods which extend vertically are arranged in the guide holes in a sliding and penetrating manner; the lower end parts of the guide rods are respectively provided with upper clamping blocks with different shapes, and the upper ends of the guide rods are respectively fixed with a pressure-bearing block; a cylinder is vertically fixed on the top frame, a telescopic part of the cylinder vertically penetrates through and extends to the lower part of the top frame, and a lower pressing block is fixed on the telescopic part of the cylinder; the second shaft rod and the first shaft rod are coaxially arranged, and the distance between the upper clamping block and the central axis of the second shaft rod, the distance between the lower clamping block and the central axis of the first shaft rod and the distance between the lower pressing block and the central axis of the second shaft rod are equal.

Therefore, the lower clamping blocks and the upper clamping blocks with different shapes are arranged in an annular array, the lower clamping blocks can be driven to synchronously rotate through rotating the first rotary table, the lower clamping blocks are switched, the upper clamping blocks can be driven to synchronously rotate through rotating the second rotary table, the upper clamping blocks are switched, the selected lower clamping blocks and the upper clamping blocks are aligned with the lower clamping blocks, the die castings can be positioned and clamped, the lower clamping blocks and the upper clamping blocks are freely selected and switched to be combined, the die casting die is suitable for fixing aluminum alloy die castings with different shapes, and the die casting die is high in universality and meets practical use requirements.

Further, the outside of guide arm all overlaps and is equipped with first spring, and the one end of first spring corresponds with pressure block lower extreme fixed connection, and the other end of first spring corresponds with second carousel upper surface fixed connection.

Through establishing first spring at the outside cover of guide arm, when cylinder extension promotes down the briquetting and moves down, when the briquetting was contradicted down and is pushed down the guide arm to the briquetting, first spring pressurized was compressed this moment, when the cylinder was retracted, can drive the guide arm and go up the clamp splice and shift up the reset under first spring elasticity effect, make things convenient for the last unloading of die casting.

Furthermore, a jack which is horizontally penetrated is arranged at the same height as the second turntable on the vertical frame, and a fastening bolt is inserted in the jack in a sliding way; six threaded holes which are matched with the threads of the fastening bolts are annularly arranged on the peripheral side surface of the second turntable; the positions of the threaded holes are in one-to-one correspondence with the positions of the guide rods.

After proper upper clamping blocks and lower pressing blocks are selected to be aligned, the second turntable can be locked by screwing the fastening bolts into threaded holes close to and aligned with the upper clamping blocks and the lower pressing blocks, so that the second turntable is prevented from rotating randomly to cause dislocation of the upper clamping blocks and the lower pressing blocks.

Further, a fixing frame is fixed on the upper surface of the base, a horizontally-through mounting hole is formed in the fixing frame, and a plug rod is slidably arranged in the mounting hole; the support rods penetrate through and extend to the lower part of the first rotating disc, and clamping holes matched with the inserted rods are formed in the positions, corresponding to the inserted rods, of the support rods; when the inserted link is inserted into the clamping hole, the position of the lower clamping block at the top of the supporting rod corresponds to the position of the lower pressing block.

When selecting suitable lower clamp splice and briquetting position to correspond down, through inserting the inserted bar in the card hole on this department bracing piece, realize the joint effect, avoid first rotating disk to rotate at will and lead to lower clamp splice and briquetting dislocation down.

Further, one end of the inserted link is fixed with a pinching handle, a second spring is sleeved outside the inserted link, one end of the second spring is fixedly connected with the pinching handle, and the other end of the second spring is fixedly connected with the side part of the fixing frame.

Through installing the second spring additional on the inserted bar, when pulling the inserted bar, the second spring is pressed and is compressed, and the inserted bar is removed to pulling direction one side this moment, conveniently rotates the regulation to first carousel, when the inserted bar aimed at the card hole, not hard up handle of holding between the fingers, in can promoting the automatic card income card hole of inserted bar through the elasticity of second spring, and utilize the elasticity promotion inserted bar of second spring, can guarantee that the inserted bar can not deviate from the card downthehole at will, improves the spacing effect to first carousel.

Further, the lower clamping block and the upper clamping block are in a plane shape, a convex shape, a concave shape, a cone shape or a truncated cone shape.

Through providing the shape for the lower clamp splice and the last clamp splice of plane form, protruding form, sunken form, awl shape or round platform form, supply the staff to select to use, and then be applicable to the centre gripping needs of die casting of different shapes, improve the practicality of device.

Compared with the prior art, the utility model has the following beneficial effects.

According to the utility model, the lower clamping blocks and the upper clamping blocks with different shapes are annularly arranged, the lower clamping blocks can be driven to synchronously rotate by rotating the first turntable, the switching of the lower clamping blocks is realized, the upper clamping blocks can be driven to synchronously rotate by rotating the second turntable, the switching of the upper clamping blocks is realized, the selected lower clamping blocks and the upper clamping blocks are aligned with the lower clamping blocks, the die casting can be positioned and clamped, the lower clamping blocks and the upper clamping blocks are freely selected and switched for combination, and the die casting device is suitable for fixing aluminum alloy die castings with different shapes, has high universality and meets actual use requirements.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a schematic plan view of the overall structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of the whole structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure shown in FIG. 3A;

Fig. 5 is an enlarged schematic view of the structure at B in fig. 3.

In the figure: 1. a base; 11. a vertical frame; 111. a jack; 12. a top frame; 2. a first shaft; 3. a first turntable; 31. a support rod; 32. a lower clamping block; 4. a second shaft; 5. a second turntable; 501. a guide hole; 6. a guide rod; 61. an upper clamping block; 62. a pressure block; 63. a first spring; 7. a cylinder; 71. pressing the block; 8. a fastening bolt; 81. a threaded hole; 9. a fixing frame; 901. a mounting hole; 91. a rod; 911. a clamping hole; 92. pinching the handle; 93. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled" and "mounted" should be interpreted broadly, and for example, "coupled" may or may not be detachably coupled; may be directly connected or indirectly connected through an intermediate medium. In addition, "communication" may be direct communication or may be indirect communication through an intermediary. Wherein, "fixed" means that the relative positional relationship is not changed after being connected to each other. References to orientation terms, such as "inner", "outer", "top", "bottom", etc., in the embodiments of the present utility model are merely to refer to the orientation of the drawings and, therefore, the use of orientation terms is intended to better and more clearly illustrate and understand the embodiments of the present utility model, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the embodiments of the present utility model.

In embodiments of the present utility model, the terms "first," "second," 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 number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

Referring to fig. 1-5, the utility model provides a positioning clamping head for machining an aluminum alloy die casting, which comprises a base 1, wherein a vertical frame 11 is vertically fixed on one side of the upper surface of the base 1, a top frame 12 is fixed on the top of the vertical frame 11, a cylinder 7 is vertically fixed on the top frame 12, a telescopic part of the cylinder 7 vertically penetrates downwards to extend to the lower part of the top frame 12, and a lower pressing block 71 is fixed on the telescopic part of the cylinder 7; the upper surface of the base 1 is rotatably provided with a first shaft lever 2 which extends vertically, the top of the first shaft lever 2 is fixedly provided with a first rotating disc 3, six support rods 31 which are fixedly arranged on the first rotating disc 3 around the first shaft lever 2 in an annular array manner, the top ends of the support rods 31 are respectively provided with lower clamping blocks 32 with different shapes, when the device is used for machining aluminum alloy die casting clamping, the first rotating disc 3 is rotatably regulated around the first shaft lever 2, the support rods 31 are driven to synchronously rotate around the second shaft lever 4, and the lower clamping blocks 32 with corresponding shapes are selected to keep corresponding positions with the lower pressing blocks 71 according to actual needs;

The lower surface of the top frame 12 is rotatably provided with a second shaft rod 4 which extends downwards vertically opposite to the first shaft rod 2, the lower end part of the second shaft rod 4 is fixedly provided with a second rotary table 5, six guide holes 501 are arranged on the second rotary table 5 in an annular array around the second shaft rod 4, and guide rods 6 which extend vertically are respectively and slidably arranged in the guide holes 501; the lower end parts of the guide rods 6 are respectively provided with upper clamping blocks 61 with different shapes, the upper ends of the guide rods 6 are respectively fixed with a pressure block 62, the second turntable 5 is rotated and regulated around the second shaft rod 4, the guide rods 6 are driven to synchronously rotate around the second shaft rod 4, and the upper clamping blocks 61 with corresponding shapes are selected to correspond to the holding positions of the lower clamping blocks 71 according to actual needs;

the second shaft rod 4 and the first shaft rod 2 are coaxially arranged, and the distance between the upper clamping block 61 and the central axis of the second shaft rod 4, the distance between the lower clamping block 32 and the central axis of the first shaft rod 2 and the distance between the lower pressing block 71 and the central axis of the second shaft rod 4 are all equal.

The aluminum alloy die casting is placed between the selected upper clamping block 61 and the lower clamping block 32, the lower clamping block 71 is pushed to move downwards to be in contact with the corresponding bearing block 62 through the extension work of the air cylinder 7, the guide rod 6 is pushed to move downwards, the upper clamping block 61 is further driven to move downwards, and the aluminum alloy die casting is positioned and clamped by the upper clamping block 61 and the lower clamping block 32, so that machining is facilitated;

The shapes of the lower clamping blocks 32 and the upper clamping blocks 61 are in a plane shape, a convex shape, a concave shape, a cone shape or a round table shape, the lower clamping blocks 32 and the upper clamping blocks 61 in different shapes are arranged in an annular array, the lower clamping blocks 32 can be driven to synchronously rotate by rotating the first rotating disc 3, the switching of the lower clamping blocks 32 is realized, the upper clamping blocks 61 can be driven to synchronously rotate by rotating the second rotating disc 5, the switching of the upper clamping blocks 61 is realized, the selected lower clamping blocks 32 and the upper clamping blocks 61 can be aligned with the lower clamping blocks 71 to perform positioning clamping of die castings, the lower clamping blocks 32 and the upper clamping blocks 61 are freely selected to be switched and combined, the aluminum alloy die castings in different shapes are suitable for fixing, the universality is high, and the practical use requirement is met;

In addition, the lower clamping block 32 is detachably mounted on the supporting rod 31 by using a screw, the upper clamping block 61 is detachably mounted on the guide rod 6 by using a screw, the lower clamping block 32 and the upper clamping block 61 in each shape are divided into different sizes according to the actual size of the aluminum alloy die casting, and the lower clamping block 32 and the upper clamping block 61 in different sizes can be detachably switched according to the actual size of the aluminum alloy die casting, so that the universality of the device is further improved.

Referring to fig. 2 and 3, a first spring 63 is sleeved outside the guide rod 6, one end of the first spring 63 is fixedly connected with the lower end of the pressure-bearing block 62 correspondingly, the other end of the first spring 63 is fixedly connected with the upper surface of the second turntable 5 correspondingly, and the first spring 63 is sleeved outside the guide rod 6, so that when the cylinder 7 stretches to push the lower pressure block 71 to move downwards, the lower pressure block 71 props against the pressure-bearing block 62 to push the guide rod 6 to move downwards, at the moment, the first spring 63 is compressed under pressure, and when the cylinder 7 retracts, the guide rod 6 and the upper clamping block 61 can be driven to move upwards under the action of the elasticity of the first spring 63 to reset, thereby facilitating the feeding and discharging of the die casting.

Referring to fig. 4, a horizontal through insertion hole 111 is provided on the stand 11 at the same height as the second turntable 5, and a fastening bolt 8 is slidably inserted into the insertion hole 111; six threaded holes 81 each of which is in threaded match with the fastening bolt 8 are arranged in an annular array on the outer peripheral side surface of the second turntable 5; the positions of the threaded holes 81 are in one-to-one correspondence with the positions of the guide rods 6, and after proper alignment of the upper clamping blocks 61 and the lower pressing blocks 71 is selected, the second turntable 5 can be locked by screwing the fastening bolts 8 into the threaded holes 81 close to and aligned with the fastening bolts, so that the second turntable 5 is prevented from rotating randomly to cause dislocation of the upper clamping blocks 61 and the lower pressing blocks 71.

Referring to fig. 5, a fixing frame 9 is fixed on the upper surface of a base 1, a horizontal through mounting hole 901 is provided on the fixing frame 9, and a plunger 91 is slidably mounted in the mounting hole 901; the supporting rods 31 extend to the lower part of the first rotating disc 3 in a penetrating way, and clamping holes 911 matched with the inserted rods 91 in a plugging manner are formed in the positions, corresponding to the inserted rods 91, of the supporting rods 31; when the insert rod 91 is inserted into the clamping hole 911, the position of the lower clamping block 32 at the top of the supporting rod 31 corresponds to the position of the lower pressing block 71, and when the proper position of the lower clamping block 32 is selected to correspond to the position of the lower pressing block 71, the insert rod 91 is inserted into the clamping hole 911 on the supporting rod 31, so that the clamping effect is realized, and the dislocation of the lower clamping block 32 and the lower pressing block 71 caused by the random rotation of the first rotating disc 3 is avoided;

The handle 92 is held between fingers to the fixed one end of inserted bar 91, the outside cover of inserted bar 91 is equipped with second spring 93, second spring 93 one end and handle 92 fixed connection, the second spring 93 other end and mount 9 lateral part fixed connection, through installing second spring 93 additional on inserted bar 91, when pulling inserted bar 91, second spring 93 is compressed by the pressure, inserted bar 91 moves to pulling direction one side this moment, conveniently rotate first carousel 3 and adjust, when inserted bar 91 aimed at draw-in hole 911, become flexible handle 92 is held between fingers, utilize the elasticity of second spring 93 can promote inserted bar 91 automatic card go into draw-in hole 911, and utilize the elasticity of second spring 93 to promote inserted bar 91, can guarantee that inserted bar 91 can not deviate from at will in the draw-in hole 911, improve the spacing effect to first carousel 3.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims (6)

1. The utility model provides an aluminum alloy die casting machining location gripping head, includes base (1), base (1) upper surface one side is fixed with grudging post (11) vertically, grudging post (11) top is fixed with roof-rack (12), its characterized in that:

The upper surface of the base (1) is rotatably provided with a first shaft lever (2) which extends vertically, the top of the first shaft lever (2) is fixedly provided with a first rotary table (3), six support rods (31) which are fixed with the first rotary table (3) are arranged on the first rotary table (3) in a ring-shaped array around the first shaft lever (2), and the top ends of the support rods (31) are respectively provided with lower clamping blocks (32) with different shapes;

A second shaft rod (4) extending downwards vertically is rotatably arranged on the lower surface of the top frame (12) opposite to the first shaft rod (2), a second rotary table (5) is fixed at the lower end part of the second shaft rod (4), six guide holes (501) are arranged on the second rotary table (5) in an annular array around the second shaft rod (4), and guide rods (6) extending vertically are arranged in the guide holes (501) in a sliding penetrating manner;

The lower end part of the guide rod (6) is respectively provided with an upper clamping block (61) with different shapes, and the upper ends of the guide rod (6) are respectively fixed with a pressure-bearing block (62);

an air cylinder (7) is vertically fixed on the top frame (12), a telescopic part of the air cylinder (7) vertically penetrates downwards and extends to the lower part of the top frame (12), and a lower pressing block (71) is fixed on the telescopic part of the air cylinder (7);

The second shaft rod (4) and the first shaft rod (2) are coaxially arranged, and the distance between the upper clamping block (61) and the central axis of the second shaft rod (4), the distance between the lower clamping block (32) and the central axis of the first shaft rod (2) and the distance between the lower clamping block (71) and the central axis of the second shaft rod (4) are all equal.

2. The aluminum alloy die casting machining positioning clamping head according to claim 1, wherein:

The guide rod (6) is externally sleeved with a first spring (63), one end of the first spring (63) is fixedly connected with the lower end of the pressure-bearing block (62), and the other end of the first spring (63) is fixedly connected with the upper surface of the second rotary table (5).

3. The aluminum alloy die casting machining positioning clamping head according to claim 1, wherein:

A jack (111) which is horizontally penetrated is arranged on the vertical frame (11) at the same height as the second turntable (5), and a fastening bolt (8) is inserted in the jack (111) in a sliding way;

Six threaded holes (81) which are matched with the threads of the fastening bolts (8) are arranged on the outer peripheral side surface of the second rotary table (5) in an annular array;

the positions of the threaded holes (81) are in one-to-one correspondence with the positions of the guide rods (6).

4. The aluminum alloy die casting machining positioning clamping head according to claim 1, wherein:

The upper surface of the base (1) is fixedly provided with a fixing frame (9), a horizontally-penetrating mounting hole (901) is formed in the fixing frame (9), and a plug rod (91) is slidably mounted in the mounting hole (901);

The support rods (31) extend to the lower part of the first rotary table (3) in a penetrating mode, and clamping holes (911) matched with the inserting rods (91) in an inserting mode are formed in positions, corresponding to the inserting rods (91), of the support rods (31);

When the inserting rod (91) is inserted into the clamping hole (911), the position of the lower clamping block (32) at the top of the supporting rod (31) corresponds to the position of the lower pressing block (71).

5. The aluminum alloy die casting machining positioning clamping head according to claim 4, wherein:

The novel socket is characterized in that a pinching handle (92) is fixed at one end of the inserting rod (91), a second spring (93) is sleeved outside the inserting rod (91), one end of the second spring (93) is fixedly connected with the pinching handle (92), and the other end of the second spring (93) is fixedly connected with the side part of the fixing frame (9).

6. The aluminum alloy die casting machining positioning clamping head according to claim 1, wherein:

the lower clamping block (32) and the upper clamping block (61) are in a plane shape, a convex shape, a concave shape, a cone shape or a truncated cone shape.