CN221695492U - Full-automatic bolt chamfering machine - Google Patents

Abstract

The utility model discloses a full-automatic bolt chamfering machine, which structurally comprises: frame, material feeding unit, chamfer hold in palm the material seat, and material feeding unit establishes on the frame, and the chamfer holds in the palm the material seat and establishes the end at material feeding unit, and the chamfer holds in the palm the material seat includes: the tail support component is clamped and installed between the outer seat and the tail part of the bracket, the chuck component is installed at the head part of the bracket, a rotating shaft is arranged between the base side plates, the utility model sets up the lower clamping heads with different specifications corresponding to the ejector rods with different lengths, when the bolt with smaller diameter is replaced for processing, the horizontal position of the bolt workpiece is lifted by the groove of the lower chuck, the longer ejector rod presses down the linkage plate, the bracket is lifted up to be matched with the groove, the bolt workpiece is supported on the same horizontal line, the bolt is prevented from tilting integrally, and the quality of the workpiece is guaranteed.

Description

Full-automatic bolt chamfering machine

Technical Field

The utility model relates to the field of machining, in particular to a full-automatic bolt chamfering machine.

Background

Chamfering machines are a frequently used machine in the automotive industry for machining fasteners. Bolts are typically machined to require chamfering of the bolt head to conform to the specifications.

During processing, equipment is often required to deal with bolts with different specifications, such as bolts phi 48D200 and bolts phi 26D250, the two bolts are long, both ends of the bolts can prop against the lower clamping head and the bracket, the lower clamping head can be replaced according to different rod diameters, but the bracket is always fixed with the whole body and is not replaced like the lower clamping head, so that the lower clamping head and the bracket can always only be preset to be at approximate horizontal heights;

When the diameter of the bolt is too large, the bracket can not support the bolt, when the diameter of the bolt is too small, the bracket can jack up the tail of the bolt, so that the whole bolt is inclined, the machined chamfer is incomplete, and the bolt is easy to bend.

Disclosure of utility model

The utility model provides a full-automatic bolt chamfering machine aiming at the problems.

In order to achieve the above object, the present utility model is realized by the following technical scheme: a full-automatic bolt chamfering machine structurally comprises: frame, material feeding unit, aircraft nose, chamfer tool bit, go up mould, chamfer and hold in the palm the material seat, material feeding unit establishes on the frame, the chamfer holds in the palm the material seat and establishes material feeding unit's end, the aircraft nose is established the chamfer holds in the palm the front end of material seat, go up the mould and establish on the aircraft nose and be located the chamfer holds in the palm the top of material seat, the chamfer tool bit is installed the front end of aircraft nose, the chamfer holds in the palm the material seat includes: the clamping device comprises an outer seat, a tail support assembly, a bracket, a base side plate and a chuck assembly, wherein the tail support assembly is clamped and installed between the outer seat and the tail of the bracket, the base side plate is fixed at the bottom end of the bracket, the chuck assembly is installed at the head of the bracket, a rotating shaft is arranged between the base side plates, a linkage plate is clamped in the rotating shaft, the rotating shaft is arranged in the middle of the linkage plate, two ends of the linkage plate are respectively propped against the tail support assembly and the chuck assembly, and bolt workpieces are placed on the tail support assembly and the chuck assembly.

Still further, the tailstock assembly includes: bracket, slide bar, side clamp slide rail, the bracket is fixed the top of slide bar, two the side clamp slide rail is fixed in opposite directions the outer seat with between the bracket, the slide bar block is in between the side clamp slide rail, the chuck subassembly includes: the lower clamping head and the ejector rod are fixed at the bottom end of the lower clamping head, the lower clamping head is fixed at the head of the bracket, and the ejector rod is nested in the head of the bracket.

Furthermore, the bottom ends of the ejector rods and the bottom ends of the sliding rods respectively abut against the two ends of the linkage plate, and the movement of the two ends is linked through the linkage plate.

Furthermore, the chuck assembly is a replacement part, and the lower chuck is provided with a circular arc groove, so that the chuck assembly is suitable for bolt workpieces with different diameters by replacing different chuck assemblies.

Further, the lengths of the ejector rods are different between the chuck assemblies with different radii of the two grooves, and the difference value of the two ejector rods is equal to the difference value of the radii of the two grooves, so that the smaller the radius is, the higher the horizontal position of the bolt workpiece is lifted, and therefore, the longer the ejector rods are needed to push down the linkage plate.

Furthermore, the top end of the bracket is provided with a V-shaped groove, and the tangential part of the V-shaped groove and the bolt workpiece and the bottom end of the groove are positioned on the same horizontal line.

Advantageous effects

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

According to the utility model, the tail support assemblies and the chuck assemblies on two sides are communicated by using the linkage plate, and the ejector rods with different specifications and different lengths are arranged at the same time, so that when bolts with smaller diameters are replaced for processing, the horizontal position of a bolt workpiece is lifted by the grooves of the lower chuck, the linkage plate is pressed down by the longer ejector rods, the other end of the linkage plate is lifted up, the bracket is lifted up to be matched with the grooves of the lower chuck, the bolt workpiece is supported on the same horizontal line, the whole of the bolt is prevented from tilting, the processed chamfer is kept complete, meanwhile, the bolt is prevented from bending, and the quality of the workpiece is ensured.

Drawings

Fig. 1 is a schematic view of the appearance structure of the present utility model.

Fig. 2 is a schematic three-dimensional structure of the chamfer stock seat.

Fig. 3 is a schematic view of a three-dimensional exploded structure of the chamfer stock seat.

Fig. 4 is a schematic front view of a chuck assembly of different specifications.

Fig. 5 is a schematic side sectional view of a chamfer stock seat.

Fig. 6 is a schematic side sectional view of another state of the chamfering material supporting seat.

In the figure: 1. a base; 2. a feeding device; 3. a machine head; 4. chamfering tool bit; 5. an upper die; 6. chamfering material supporting seat; 7. a rotating shaft; 8. a linkage plate; 61. an outer seat; 62. a tailstock assembly; 63. a bracket; 64. a base side plate; 65. a collet assembly; 621. a bracket; 622. a slide bar; 623. a side clamping slide rail; 651. a lower chuck; 652. and (5) a push rod.

Detailed Description

The following description of the embodiments of the present utility model will be made more complete and less obvious to those skilled in the art, based on the embodiments of the present utility model, for a part, but not all of the embodiments of the present utility model, without making any inventive effort.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Examples

As shown in fig. 1 and 2, the present utility model provides a full-automatic bolt chamfering machine, which structurally comprises: frame 1, material feeding unit 2, aircraft nose 3, chamfer tool bit 4, go up mould 5, chamfer and hold in the palm material seat 6, material feeding unit 2 establishes on frame 1, chamfer holds in the palm material seat 6 and establishes the end of material feeding unit 2, the aircraft nose 3 is established the front end that the chamfer held in the palm material seat 6, go up mould 5 and establish on aircraft nose 3 and be located the chamfer holds in the palm the top of material seat 6, chamfer tool bit 4 installs the front end of aircraft nose 3, chamfer holds in the palm material seat 6 includes: the clamping device comprises an outer seat 61, a tail support assembly 62, a bracket 63, base side plates 64 and a chuck assembly 65, wherein the tail support assembly 62 is installed between the outer seat 61 and the tail of the bracket 63 in a clamping mode, the base side plates 64 are fixed at the bottom end of the bracket 63, the chuck assembly 65 is installed at the head of the bracket 63, a rotating shaft 7 is arranged between the base side plates 64, a linkage plate 8 is clamped on the rotating shaft 7, the rotating shaft 7 is arranged in the middle of the linkage plate 8, two ends of the linkage plate 8 respectively support against the tail support assembly 62 and the chuck assembly 65, and bolt workpieces are placed on the tail support assembly 62 and the chuck assembly 65.

In this embodiment, the lower collet 651 and the bracket 63 are set to a predetermined level by using a common bolt as a reference, such as a common Φ48d200 bolt (as shown in fig. 5), and then Φ26d250 is the current workpiece to be processed, so as to show the cooperation among the tailstock assembly 62, the collet assembly 65 and the linkage plate 8 (as shown in fig. 6).

It should be further noted that the bolt specifications used in the modified embodiment are only examples, and do not limit the technical scope.

As shown in fig. 3, the tailstock assembly 62 includes: bracket 621, slide bar 622, side clamp slide rail 623, bracket 621 is fixed at the top of slide bar 622, two side clamp slide rail 623 are fixed in opposite directions between outer seat 61 and bracket 63, slide bar 622 block between side clamp slide rail 623, chuck assembly 65 includes: the lower chuck 651, the ejector rod 652 is fixed in the bottom of lower chuck 651, lower chuck 651 is fixed in the head of bracket 63, the ejector rod 652 nest in the head of bracket 63.

As shown in fig. 5 and 6, the bottom end of the push rod 652 and the bottom end of the slide rod 622 respectively abut against the two ends of the linkage plate 8, and the movement of the two ends is linked by the linkage plate 8.

As shown in fig. 3 and 4, the chuck assembly 65 is a replacement part, and the lower chuck 651 is provided with a circular arc groove, so that the lower chuck assembly is suitable for bolt workpieces with different diameters by replacing different chuck assemblies 65.

As shown in fig. 4, the lengths of the push rods 652 are different between the collet assemblies 65 having different radii of the two grooves, and the difference between the two push rods 652 is equal to the difference between the radii of the two grooves.

It should be noted that, the larger diameter groove is matched with the relatively shorter push rod 652, the smaller diameter groove is matched with the relatively longer push rod 652, and the smaller the radius is, the higher the horizontal position of the bolt workpiece is lifted, so that the longer push rod 652 is required to push down the linkage plate 8, the other end of the linkage plate 8 is lifted up, and the bracket 621 is lifted up.

As shown in fig. 5 and 6, the top end of the bracket 621 is provided with a V-shaped groove, and the tangential part of the V-shaped groove and the bolt workpiece and the bottom end of the groove are located on the same horizontal line, so that the bracket 621 can be matched with the groove of the lower chuck 651 after being lifted, and the bolt workpiece is supported on the same horizontal line.

The working principle of the utility model is described as follows:

When the existing equipment is used, a bolt workpiece is conveyed to a chamfering material supporting seat 6 through a feeding device 2, and then a chamfering tool bit 4 is driven by a machine head 3 to chamfer the head of the bolt workpiece;

When replacing the bolt workpieces with different specifications, the chuck assembly 65 is disassembled, and the specification corresponding to the bolt workpieces is replaced, for example, the processed phi 48D200 bolt is replaced by a bolt with the phi 26D250, at the moment, the lower chuck 651 with the groove diameter of 48mm is replaced by a lower chuck with the groove diameter of 26mm, the smaller the radius is, the higher the horizontal position of the bolt workpieces is lifted, and therefore, a longer ejector rod 652 is needed to press down the linkage plate 8, and the replaced new chuck assembly 65 also carries the longer ejector rod 652;

After the installation, the ejector rod 652 is pressed down to enable the other end of the linkage plate 8 to rise, so that the sliding rod 622 is driven to slide upwards in the side clamp sliding rail 623, the bracket 621 is lifted up, the tangential part of the bracket 621 and the bolt workpiece is matched with the groove of the lower chuck 651, the bolt workpiece is supported on the same horizontal line, the whole bolt is prevented from tilting, the machined chamfer is kept complete, meanwhile, the bolt workpiece is prevented from bending, and the quality of the workpiece is ensured.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

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. A full-automatic bolt chamfering machine structurally comprises: frame, material feeding unit, aircraft nose, chamfer tool bit, go up mould, chamfer and hold in the palm the material seat, material feeding unit establishes on the frame, the chamfer holds in the palm the material seat and establishes material feeding unit's end, the aircraft nose is established the front end that the chamfer held in the palm the material seat, go up the mould and establish on the aircraft nose and be located the chamfer holds in the palm the top of material seat, the chamfer tool bit is installed the front end of aircraft nose, its characterized in that:

The chamfering material supporting seat comprises: the clamping device comprises an outer seat, a tail support assembly, a bracket, a base side plate and a clamping head assembly, wherein the tail support assembly is clamped and installed between the outer seat and the tail of the bracket;

A rotating shaft is arranged between the base side plates, a linkage plate is clamped on the rotating shaft, and the rotating shaft is arranged in the middle of the linkage plate;

Two ends of the linkage plate are respectively propped against the tail support assembly and the chuck assembly;

the tail support assembly and the chuck assembly are provided with bolt workpieces.

2. The fully automatic bolt chamfering machine according to claim 1, wherein: the tailstock assembly includes: the bracket, the slide bar and the side clamp slide rail are fixed at the top end of the slide bar, the two side clamp sliding rails are fixed between the outer seat and the bracket in opposite directions, and the sliding rod is clamped between the side clamp sliding rails;

The collet assembly includes: the lower clamping head and the ejector rod are fixed at the bottom end of the lower clamping head, the lower clamping head is fixed at the head of the bracket, and the ejector rod is nested in the head of the bracket.

3. The fully automatic bolt chamfering machine according to claim 2, wherein: the bottom ends of the ejector rods and the bottom ends of the sliding rods are respectively propped against the two ends of the linkage plate.

4. The fully automatic bolt chamfering machine according to claim 2, wherein: the chuck assembly is a replacement part, and the lower chuck is provided with a circular arc groove.

5. The fully automatic bolt chamfering machine according to claim 4, wherein: the lengths of the ejector rods are different between the chuck assemblies with the different radiuses of the two grooves, and the difference value of the two ejector rods is equal to the difference value of the radiuses of the two grooves.

6. The fully automatic bolt chamfering machine according to claim 4, wherein: the top end of the bracket is provided with a V-shaped groove, and the tangential part of the V-shaped groove and the bolt workpiece and the bottom end of the groove are positioned on the same horizontal line.