CN213325513U - Nut feeding device capable of automatically feeding - Google Patents

Abstract

The utility model discloses a but nut material feeding unit of automatic feed relates to parts machining equipment technical field, including work platform, work platform is last to be provided with feeding platform slidable, the last mounting groove of having seted up of feeding platform, be provided with first clamp splice and second clamp splice in the mounting groove, the one end that the second clamp splice was kept away from to first clamp splice is connected with reset spring, the reset spring other end is connected at the mounting groove lateral wall, the top surface of first clamp splice and second clamp splice all flushes with the feeding platform top surface, first clamp splice top is provided with the lug, the feeding platform top surface is provided with the nut conveyer pipe rather than the contact, the lug can contact with the nut conveyer pipe, the utility model has the advantages of automatic feed, need not manual operation, improved work efficiency.

Description

Nut feeding device capable of automatically feeding

Technical Field

The utility model relates to a parts machining equipment technical field, concretely relates to but nut material feeding unit of automatic feed.

Background

The nut is a nut, and is screwed together with a bolt or a screw rod to play a role in fastening, and one element which is necessary for all production and manufacturing machines is divided into carbon steel, stainless steel, non-ferrous metal (such as copper) and other types according to different materials. The nut types comprise a self-locking nut, a locknut, a four-claw nut, a nut screwing-in nut safety nut, a thin rod screw connecting nut, a self-locking hexagonal cap-shaped nut, a nut for a special foundation screw, a hexagonal crown-shaped thin nut, a lifting ring nut and the like.

In the nut course of working, wait to process the nut in batches and put into the material loading machine, the material loading machine passes through pipeline with the nut and places material feeding unit's anchor clamps on, then drive whole anchor clamps through telescopic machanism and move forward to the (holding) chuck center, pushing equipment impels the nut again the (holding) chuck center and fixes it, then process the nut through numerical control equipment control cutter again, at this in-process, need with the nut feeding to material feeding unit's anchor clamps on, here generally through in the nut feeding to the anchor clamps that manual operation came out pipeline, consume the labour, work efficiency is low.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a but nut material feeding unit of automatic feed to need manual operation when solving current nut material feeding unit to the nut feeding, consume the labour, technical problem that work efficiency is low.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a but nut material feeding unit of automatic feed, including work platform, the last slidable ground of work platform is provided with material feeding platform, the last mounting groove of having seted up of material feeding platform, be provided with first clamp splice and second clamp splice in the mounting groove, the one end that the second clamp splice was kept away from to first clamp splice is connected with reset spring, the reset spring other end is connected at the mounting groove lateral wall, the top surface of first clamp splice and second clamp splice all flushes with the material feeding platform top surface, first clamp splice top is provided with the lug, material feeding platform top surface is provided with the nut conveyer pipe rather than the contact, the lug can contact with nut conveyer pipe.

Preferably, a slot hole is formed in the side wall of the first clamping block, a first magnetic block is embedded in the slot hole, the first magnetic block can attract the first clamping block mutually, and the first magnetic block is connected with the return spring.

Preferably, the side wall of the mounting groove close to the second clamping block is provided with a second magnetic block, and the second magnetic block and the second clamping block can attract each other.

Preferably, the bottom of the mounting groove is provided with a first guide rail, and the first clamping block is slidably arranged on the first guide rail.

Preferably, a first clamping groove is formed in the side end of the first clamping block, a second clamping groove is formed in the side end of the second clamping block, and the bottoms of the first clamping groove, the second clamping groove and the mounting groove can enclose a regular hexagon outline.

Preferably, a second guide sliding rail is arranged on the working platform, the feeding platform is slidably arranged on the second guide sliding rail, and a telescopic mechanism is arranged on the working platform and connected with the feeding platform.

Preferably, the telescopic mechanism comprises a stop block fixed on the working platform, the stop block is connected with a first telescopic cylinder, the first telescopic cylinder is connected with a connecting rod, and the connecting rod is connected to the side wall of the feeding platform.

Preferably, the telescopic mechanism comprises a driving motor fixed on the working platform, the driving motor is connected with a transmission screw rod, and an internal thread hole in threaded fit with the transmission screw rod is formed in the feeding platform.

Preferably, the nut fixing device further comprises a fixing chuck, the fixing chuck is used for fixing the nut, a fixing plate is arranged on the side wall of the feeding platform, a material pushing mechanism is arranged on the fixing plate, the feeding platform is located between the material pushing mechanism and the fixing chuck, and the material pushing mechanism is used for pushing the nut into the fixing chuck.

Preferably, the pushing mechanism is a second telescopic cylinder, and the second telescopic cylinder is aligned between the first clamping block and the second clamping block.

The beneficial effects of the utility model are embodied in:

1. when feeding, the feeding platform begins to slide, at the moment, the first clamping block and the second clamping block move along the direction close to the nut conveying pipe, when a convex block at the top of the first clamping block is contacted with the nut conveying pipe, the first clamping block is limited and can not move any more, at the moment, the second clamping block can move a certain distance along with the feeding platform again, so that the distance between the first clamping block and the second clamping block is increased, a nut in the nut conveying pipe can come out and smoothly enter between the first clamping block and the second clamping block, after the nut feeding is completed, the feeding platform begins to slide reversely, the nut conveying pipe is not contacted with the convex block, the first clamping block is driven to approach the second clamping block under the action of a reset spring, the nut is automatically clamped, in the feeding process, an outlet at the bottom end of the nut conveying pipe is sealed by the top surface of the feeding platform, the nut can not fall off, and the nut can automatically fall off only when a gap between the first clamping block and the second clamping block is positioned under the nut, therefore, the effect of automatic feeding of the nut is achieved, manual intervention is not needed in the whole process, automation is achieved, labor force is liberated, and working efficiency is improved.

2. First clamp splice is connected with reset spring through first magnetic path, and second clamp splice accessible second magnetic path is adsorbed to be fixed in the mounting groove, conveniently changes the first clamp splice and the second clamp splice of different specifications to applicable in different specification nuts of installation or other parts, accommodation is wide, has improved the device utilization ratio.

3. After the nut gets into between first clamp splice and the second clamp splice, because first draw-in groove, second draw-in groove and installation tank bottom can enclose into regular hexagon profile, when first clamp splice and second clamp splice draw close mutually, have certain extrusion to the nut and promote the nut to laminate regular hexagon profile to automatic nut position of putting, realize the automatic positioning effect, structural design is nimble ingenious.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural view (during feeding) of the nut feeding device capable of automatically feeding;

FIG. 2 is a schematic structural diagram of a top view of FIG. 1;

FIG. 3 is a schematic structural diagram of the present invention during feeding;

fig. 4 is a schematic structural diagram of another embodiment of the present invention.

Reference numerals:

1-working platform, 2-feeding platform, 2.1-mounting groove, 2.2-internal threaded hole, 3-first clamping block, 3.1-first clamping groove, 4-second clamping block, 4.1-second clamping groove, 5-reset spring, 6-lug, 7-nut conveying pipe, 8-first magnetic block, 9-second magnetic block, 10-first guide rail, 11-second guide rail, 12-telescoping mechanism, 12.1-stop block, 12.2-first telescoping cylinder, 12.3-connecting rod, 12.4-driving motor, 12.5-driving screw rod, 13-fixing clamping plate, 14-fixing plate and 15-pushing mechanism.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1-4, this embodiment provides a nut feeding device capable of automatically feeding, including a working platform 1, a feeding platform 2 is slidably disposed on the working platform 1, an installation groove 2.1 is formed on the feeding platform 2, a first clamping block 3 and a second clamping block 4 are disposed in the installation groove 2.1, one end of the first clamping block 3, which is far away from the second clamping block 4, is connected with a return spring 5, the other end of the return spring 5 is connected to a side wall of the installation groove 2.1, top surfaces of the first clamping block 3 and the second clamping block 4 are both flush with a top surface of the feeding platform 2, a protruding block 6 is disposed at a top of the first clamping block 3, a nut conveying pipe 7 in contact with the top surface of the feeding platform 2 is disposed on the top surface of the feeding platform.

When feeding, the feeding platform 2 starts to slide, at this time, the first clamping block 3 and the second clamping block 4 move along the direction close to the nut conveying pipe 7, when the convex block 6 at the top of the first clamping block 3 contacts with the nut conveying pipe 7, the first clamping block 3 is limited and can not move any more, at this time, the second clamping block 4 can move a certain distance along with the feeding platform 2 again, so that the distance between the first clamping block 3 and the second clamping block 4 is increased, the nut in the nut conveying pipe 7 comes out from the lower end outlet of the nut conveying pipe and smoothly enters between the first clamping block 3 and the second clamping block 4, after the feeding of the nut is completed, the feeding platform 2 starts to slide reversely, when the nut conveying pipe 7 is not contacted with the convex block 6, the first clamping block 3 is driven to approach the second clamping block 4 under the action of the return spring 5, so as to automatically clamp the nut, the outlet at the bottom end of the nut conveying pipe 7 is blocked by the top surface of the feeding platform 2, the nut can not drop, and the nut only can automatically drop when the clearance mouth between first clamp splice 3 and the second clamp splice 4 is located under nut conveyer pipe 7 to realized automatic feed nut's effect, whole process need not artificial intervention, has realized the automation, has liberated the labour, thereby has improved work efficiency.

It should be noted that the nut conveying pipe 7 is connected to an automatic feeding machine (not shown in the figures) which feeds nuts into the nut conveying pipe 7 in order.

Specifically, a slotted hole is formed in the side wall of the first clamping block 3, a first magnetic block 8 is embedded in the slotted hole, the first magnetic block 8 can be mutually attracted to the first clamping block 3, the first magnetic block 8 is connected with the reset spring 5, the first magnetic block 8 is embedded into the first clamping block 3, the first clamping block 3 is connected with the reset spring 5 through magnetic force, the mounting groove is convenient to mount and dismount, a second magnetic block 9 is arranged on the side wall, close to the second clamping block 4, of the mounting groove 2.1, the second magnetic block 9 can be mutually attracted to the second clamping block 4, the second clamping block 4 can be fixed in the mounting groove 2.1 through the second magnetic block 9 in an adsorbing mode, the first clamping block 3 and the second clamping block 4 in different specifications can be conveniently replaced, the mounting groove is suitable for mounting nuts or other parts in different specifications, the application range is wide, and the device utilization rate is improved.

Specifically, the bottom in the mounting groove 2.1 is provided with a first guide slide rail 10, the first clamping block 3 is slidably arranged on the first guide slide rail 10, when the first clamping block 3 is limited by the projection 6, the first clamping block and the first guide slide rail 10 are relatively displaced, and the first clamping block 3 is connected to the first guide slide rail 10, so that the first clamping block 3 cannot topple over due to overlarge stress on the top, and the first clamping block 3 can more stably slide.

It should be noted that, here, the first clamping block 3 and the first guide rail 10 are detachable structures, which facilitates installation of the first clamping blocks 3 of different specifications.

Specifically, first draw-in groove 3.1 has been seted up to 3 sides of first clamp splice, second draw-in groove 4.1 has been seted up to 4 sides of second clamp splice, first draw-in groove 3.1, second draw-in groove 4.1 and mounting groove 2.1 bottom can enclose into regular hexagon profile, the nut gets into back between first clamp splice 3 and the second clamp splice 4, because first draw-in groove 3.1, second draw-in groove 4.1 and mounting groove 2.1 bottom can enclose into regular hexagon profile, when first clamp splice 3 and second clamp splice 4 draw close to each other, there is certain extrusion and promotes the nut and laminate regular hexagon profile to the nut, thereby automatic pendulum positive nut position, realize the automatic positioning effect, structural design is nimble ingenious.

Specifically, a second guide slide rail 11 is arranged on the working platform 1, the feeding platform 2 is slidably arranged on the second guide slide rail 11, a telescopic mechanism 12 is arranged on the working platform 1, the telescopic mechanism 12 is connected with the feeding platform 2, and the feeding platform 2 can be driven to slide along the second guide slide rail 11 through the telescopic mechanism 12, so that feeding and feeding of nuts are performed on the feeding platform 2.

Specifically, telescopic machanism 12 is including fixing dog 12.1 on work platform 1, dog 12.1 is connected with first telescoping cylinder 12.2, and first telescoping cylinder 12.2 is connected with connecting rod 12.3, and connecting rod 12.3 is connected at the 2 lateral walls of feeding platform, and first telescoping cylinder 12.2 can drive feeding platform 2 and lead the slide rail 11 along the second and slide, and here first telescoping cylinder 12.2 passes through connecting rod 12.3 and connects at the 2 lateral walls of feeding platform, can save certain stroke space, compact structure, reasonable in design.

In some other embodiments, the telescopic mechanism 12 includes a driving motor 12.4 fixed on the working platform 1, the driving motor 12.4 is connected with a transmission screw rod 12.5, an internal threaded hole 2.2 in threaded fit with the transmission screw rod 12.5 is formed in the feeding platform 2, the driving motor 12.4 drives the transmission screw rod 12.5 to rotate when being started, and the feeding platform 2 is connected to the second guide rail 11, so that the feeding platform 2 cannot rotate along with the rotation, the rotary motion of the transmission screw rod 12.5 is converted into the linear motion of the feeding platform 2, and the slippage of the feeding platform 2 in different directions is controlled through the forward and reverse rotation of the transmission screw rod 12.5.

It should be noted that the driving motor 12.4 can rotate forward or backward at a low speed, so the driving motor 12.4 can be a stepping motor or a servo motor. A stepper motor is an open-loop control element that converts electrical pulse signals into angular or linear displacements. In the non-overload condition, the rotation speed and stop position of the motor only depend on the frequency and pulse number of the pulse signal, and are not influenced by the load change, when the stepping driver receives a pulse signal, the stepping driver drives the stepping motor to rotate by a fixed angle in a set direction, namely a stepping angle, and the rotation of the stepping motor is operated by one step at the fixed angle. The angular displacement can be controlled by controlling the number of pulses, so that the aim of accurate positioning is fulfilled; meanwhile, the rotating speed and the rotating acceleration of the motor can be controlled by controlling the pulse frequency, so that the aim of speed regulation is fulfilled. The servo motor can control the speed and position accuracy accurately, and can convert the voltage signal into torque and rotating speed to drive a control object. The rotation speed of the rotor of the servo motor is controlled by an input signal and can quickly respond, the servo motor is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity, starting voltage and the like, and can convert a received electric signal into angular displacement or angular speed on a motor shaft for output. The servo motor is divided into two categories of direct current servo motors and alternating current servo motors, and is mainly characterized in that when the signal voltage is zero, the signal voltage has no autorotation phenomenon, and the rotating speed is reduced at a constant speed along with the increase of the torque. The stepping motor and the servo motor can realize speed regulation or positive and negative rotation, and meet the use requirements.

Specifically, the nut clamping device further comprises a fixed chuck 13, the fixed chuck 13 is used for fixing a nut, the fixed chuck 8 is fixed on a machine base (not shown in the figure), a fixing plate 14 is arranged on the side wall of the feeding platform 2, a material pushing mechanism 15 is arranged on the fixing plate 14, the feeding platform 2 is located between the material pushing mechanism 15 and the fixed chuck 13, the material pushing mechanism 15 is used for pushing the nut into the fixed chuck 13, the material pushing mechanism 15 is a second telescopic cylinder, and the second telescopic cylinder is aligned between the first clamping block 3 and the second clamping block 4.

When the feeding device works, after the feeding platform 2 and the pushing mechanism 15 integrally move to the corresponding position of the fixed chuck 13, the pushing mechanism 15 pushes the nut between the first clamping block 3 and the second clamping block 4 into the clamping opening at the center of the fixed chuck 13, and then the nut is processed by controlling a cutter through a numerical control device (not shown in the figure).

It should be noted that, here, the first clamping block 3 and the second clamping block 4 are only attached to the nut to align the nut, and the nut does not need to be clamped strongly, so the pushing mechanism 15 can easily push the nut out of between the first clamping block 3 and the second clamping block 4. Here, the fixing chuck 13 can be attached to the side walls of the first clamping block 3 and the second clamping block 4, so that the nut can be smoothly pushed into the fixing chuck 13.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (10)

1. The utility model provides a but nut material feeding unit of automatic feed, includes work platform, work platform is last slidable to be provided with feeding platform, its characterized in that: the feeding platform is provided with a mounting groove, a first clamping block and a second clamping block are arranged in the mounting groove, one end, far away from the second clamping block, of the first clamping block is connected with a reset spring, the other end of the reset spring is connected to the side wall of the mounting groove, the top surfaces of the first clamping block and the second clamping block are flush with the top surface of the feeding platform, a protruding block is arranged at the top of the first clamping block, the top surface of the feeding platform is provided with a nut conveying pipe in contact with the feeding platform, and the protruding block can be in contact with the nut conveying pipe.

2. The nut feeding device capable of automatically feeding according to claim 1, wherein: a slotted hole is formed in the side wall of the first clamping block, a first magnetic block is embedded into the slotted hole and can attract the first clamping block mutually, and the first magnetic block is connected with a return spring.

3. The nut feeding device capable of automatically feeding according to claim 1 or 2, characterized in that: and a second magnetic block is arranged on the side wall of the mounting groove close to the second clamping block and can attract the second clamping block.

4. The nut feeding device capable of automatically feeding according to claim 1 or 2, characterized in that: the bottom in the mounting groove is provided with a first guide slide rail, and the first clamping block is slidably arranged on the first guide slide rail.

5. The nut feeding device capable of automatically feeding according to claim 1, wherein: the first clamping block side end is provided with a first clamping groove, the second clamping block side end is provided with a second clamping groove, and the first clamping groove, the second clamping groove and the bottom of the mounting groove can form a regular hexagon outline.

6. The nut feeding device capable of automatically feeding according to claim 1, wherein: the feeding platform is arranged on the second guide sliding rail in a sliding mode, and is provided with a telescopic mechanism which is connected with the feeding platform.

7. The nut feeding device capable of automatically feeding according to claim 6, wherein: the telescopic mechanism comprises a check block fixed on the working platform, the check block is connected with a first telescopic cylinder, the first telescopic cylinder is connected with a connecting rod, and the connecting rod is connected to the side wall of the feeding platform.

8. The nut feeding device capable of automatically feeding according to claim 6, wherein: the telescopic mechanism comprises a driving motor fixed on the working platform, the driving motor is connected with a transmission lead screw, and an internal thread hole in threaded fit with the transmission lead screw is formed in the feeding platform.

9. The nut feeding device capable of automatically feeding according to claim 1, wherein: still include fixed (holding) chuck, fixed (holding) chuck is used for fixation nut, the feeding platform lateral wall is provided with the fixed plate, be provided with pushing equipment on the fixed plate, feeding platform is located between pushing equipment and the fixed (holding) chuck, pushing equipment is used for pushing away the nut to the fixed (holding) chuck in.

10. The nut feeding device capable of automatically feeding according to claim 9, wherein: the material pushing mechanism is a second telescopic cylinder, and the second telescopic cylinder is aligned between the first clamping block and the second clamping block.

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