CN214602990U - Screw locking device - Google Patents

Abstract

The utility model provides a device is paid to screw lock, include: the screwdriver is movably arranged at the position of the clamping nozzle; the driving assembly is arranged on the rack and is in driving connection with the clamping nozzle; the guide assembly is arranged on the rack, the screwdriver is connected with the guide assembly, and the guide assembly is provided with a guide state for guiding and a locking state for locking; when the guide assembly is in a guide state, the batch knife moves under the guide of the guide assembly; when the guide assembly is in the locked state, the guide assembly is locked to limit the movement of the batch knife. The technical problem that the locking qualified rate of the screw locking device in the prior art is low is solved.

Description

Screw locking device

Technical Field

The utility model relates to a technical field is paid to the screw lock, particularly, relates to a device is paid to screw lock.

Background

At present, most of three sets of head screw machines used in the screw locking industry are in a fixed type or a semi-automatic manual adjustment type, and for the fixed type three sets of head screw machines, the position of a to-be-locked part generally needs to be adjusted manually so as to carry out locking operation through the screw machines, and the produced product is single and cannot be compatible with various products. In the case of a semi-automatic manual adjustment type structure, the wire replacement adjustment is also manually performed. In the use process of the two structures, the adjustment precision error is large, and the risk of damaging products is large.

However, in the case of the automatic screw adjusting machine, although the accuracy error can be reduced to some extent, the flexibility between the parts is high during the locking and the fixing process, and the position of the screwdriver may be shifted during the locking and fixing process, which may cause the screwdriver to tilt forward or backward to cause thread slipping or floating, thereby causing poor locking and fixing of the screw.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a screw locking device to solve the technical problem of the screw locking device in the prior art that the qualification rate is lower.

In order to achieve the above object, the utility model provides a device is paid to screw lock, include: the screwdriver is movably arranged at the position of the clamping nozzle; the driving assembly is arranged on the rack and is in driving connection with the clamping nozzle; the guide assembly is arranged on the rack, the screwdriver is connected with the guide assembly, and the guide assembly is provided with a guide state for guiding and a locking state for locking; when the guide assembly is in a guide state, the batch knife moves under the guide of the guide assembly; when the guide assembly is in the locked state, the guide assembly is locked to limit the movement of the batch knife.

Further, the screw locking device further comprises: the batching knife push rod is arranged above the batching knife and used for pushing the batching knife to move; the batch knife push rod is arranged between the batch knife and the guide assembly, so that the batch knife is connected with the guide assembly through the batch knife push rod.

Further, the guide assembly includes: the cross rail structure is provided with a first guide rail and a second guide rail which are arranged at preset angles, so that the screwdriver moves under the guidance of the first guide rail and the second guide rail.

Further, the guide assembly includes: the first base is connected with the screwdriver, and a first guide groove extending along a first direction is formed in the first base; the first base is movably arranged on the first guide rail, one side of the first guide rail, which is far away from the first guide groove, is provided with a second guide groove extending along a second direction, and the second direction and the first direction are arranged at a preset angle; and the second guide rail, the second guide groove and the second guide rail are arranged in a matched manner.

Further, the guide assembly further comprises: the second base is arranged on one side, away from the second guide groove, of the second guide rail, and the second guide rail is installed on the second base.

Further, the guide assembly further comprises: the clamping structure is arranged between the first base and the second base and comprises a clamping protrusion and a clamping groove; when the guide assembly is in a guide state, the clamping protrusion and at least part of the clamping groove are arranged at intervals; when the guide assembly is in a locking state, the clamping protrusion is clamped in the clamping groove.

Furthermore, the clamping protrusion is arranged on the second base, the clamping groove is arranged on the first base, and the clamping protrusion and the clamping groove are arranged oppositely, so that the clamping groove moves to the position matched with the clamping protrusion or the position arranged at intervals with the clamping protrusion.

Further, the guide assembly further comprises: the driving structure, the drive end of drive structure is connected with the protruding drive of joint to drive the protruding motion of joint through drive structure.

Further, the driving structure includes: the piston cylinder is arranged on the first base; the piston ring can be movably arranged in the piston cylinder, and the clamping groove is arranged at the end part of the piston ring.

Further, the drive assembly includes: the first driving piece is in driving connection with the clamping nozzle, and a driving end of the first driving piece is movably arranged along a third direction; the second driving piece is in driving connection with the first driving piece, and a driving end of the second driving piece is movably arranged along a fourth direction; and the driving end of the third driving piece is movably arranged along the fifth direction.

Use the technical scheme of the utility model, the motion of drive assembly drive clamp mouth to the position department that the screw hole that makes the clamp move to waiting to lock the auxiliary member corresponds has improved production efficiency. Meanwhile, the guide assembly is in a guide state, so that the batch knife can move along with the clamping nozzle. When the clamping mouth moves to a specified position, the guide assembly is switched to a locking state from the guide state to lock and limit the screwdriver, so that the screwdriver is enabled to be pushed downwards in the vertical direction when locked, the situation that the screwdriver moves in the horizontal direction is avoided, the verticality of screw locking is guaranteed, and the situation that the screwdriver slips and floats due to forward tilting or backward tilting is avoided. Therefore, through the screw locking device that this embodiment provided, can solve the lower technical problem of screw locking qualification rate of screw locking device among the prior art.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 illustrates a front view of a screw locking device provided according to an embodiment of the present invention;

fig. 2 illustrates a rear view of a screw locking device provided in accordance with an embodiment of the present invention;

fig. 3 illustrates a left side view of a screw locking device provided in accordance with an embodiment of the present invention;

fig. 4 shows a schematic structural diagram of a guide assembly provided according to an embodiment of the present invention;

fig. 5 illustrates a front view of a guide assembly provided in accordance with an embodiment of the present invention;

fig. 6 shows a view along a-a in fig. 5.

Wherein the figures include the following reference numerals:

1. a frame; 2. a first driving member; 3. an X-axis adjustment assembly; 4. a second driving member; 5. the Z axis drives the locking assembly; 6. a third driving member; 7. auxiliary sliding rails on two sides of the Z axis; 8. a Z-axis descending cylinder; 9. a servo lock motor; 10. a guide assembly; 11. a cross rail pad block; 12. a screwdriver push rod; 13. the push rod buffers the pressure spring; 14. a first X-axis fine adjustment module; 15. a second X-axis fine adjustment module; 16. a clamping nozzle; 17. a first Y-axis fine adjustment module; 18. a second Y-axis fine adjustment module; 19. a motor fixing plate; 20. bilateral cylindrical guide rails; 21. a Y-axis auxiliary slide rail; 22. a first X-axis auxiliary slide rail; 23. an L-shaped pipe joint; 24. a first guide rail; 25. a muffler; 26. sealing the cover plate; 27. a second guide rail; 28. a second base; 29. a first base; 30. a piston ring.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 6, the embodiment of the utility model provides a device is paid to screw lock, and this device is paid to screw lock includes frame 1, lock and pays structure, drive assembly and direction subassembly 10, and the structure movably sets up in frame 1 is paid to the lock, and the structure is paid including double-layered mouth 16 and batch sword to the lock, and batch sword movably sets up in double-layered mouth 16 department. The driving assembly is arranged on the machine frame 1 and is in driving connection with the clamping nozzle 16. The guide assembly 10 is arranged on the machine frame 1, the screwdriver is connected with the guide assembly 10, and the guide assembly 10 has a guide state for guiding and a locking state for locking. When the guide assembly 10 is in the guide state, the batch knife moves under the guidance of the guide assembly 10. When the guide assembly 10 is in the locked state, the guide assembly 10 is locked to restrict the movement of the batch knife.

By adopting the screw locking device provided by the embodiment, the driving component drives the clamping nozzle 16 to move, so that the clamping nozzle 16 moves to the position corresponding to the screw hole of the to-be-locked part, and the production efficiency is improved. At the same time, the guide assembly 10 is in a guiding state to enable the batch knife to move with the jaw 16. When the clamping mouth 16 moves to the designated position, the guide assembly 10 is switched to the locking state from the guide state to lock and limit the screwdriver, so that the screwdriver is enabled to be pushed downwards in the vertical direction during locking, the situation that the screwdriver moves in the horizontal direction is avoided, the verticality of screw locking is ensured, and the situations that the screwdriver slips and floats due to forward tilting or backward tilting are avoided. Therefore, through the screw locking device that this embodiment provided, can solve the lower technical problem of screw locking qualification rate of screw locking device among the prior art.

In the embodiment, the screw locking device further comprises a batch knife push rod 12 arranged above the batch knife so as to push the batch knife to move through the batch knife push rod 12. A batch knife push rod 12 is disposed between the batch knife and the guide assembly 10 such that the batch knife is connected to the guide assembly 10 by the batch knife push rod 12. In particular, the batch knife push rod 12 in the embodiment is positioned right above the batch knife so as to better push the batch knife to move.

Specifically, the guide assembly 10 includes a cross-rail structure having a first guide rail 24 and a second guide rail 27, the first guide rail 24 and the second guide rail 27 are disposed at a predetermined angle, so that the batch knife moves under the guidance of the first guide rail 24 and the second guide rail 27. The first guide rail 24 is a second X-axis auxiliary slide rail, and the second guide rail 27 is a Y-axis double auxiliary slide rail.

In this embodiment, the guide assembly 10 includes a first base 29, a first guide rail 24 and a second guide rail 27, the first base 29 is connected to the batch blade, and the first base 29 is provided with a first guide groove extending in a first direction. The first guide groove is matched with the first guide rail 24, so that the first base 29 is movably arranged on the first guide rail 24, a second guide groove extending along a second direction is arranged on one side, away from the first guide groove, of the first guide rail 24, and the second direction and the first direction are arranged at a preset angle. The second guide groove is disposed in cooperation with the second guide rail 27. By adopting the structure, the structure layout is optimized, and the structure compactness is improved. Specifically, the guiding assembly 10 in this embodiment may be a bidirectional automatic adjusting clamp.

Specifically, the guide assembly 10 in this embodiment further includes a second base 28, the second base 28 is disposed on a side of the second guide rail 27 away from the second guide groove, and the second guide rail 27 is mounted on the second base 28 to improve the guiding stability of the second guide rail 27. Specifically, the first base 29 may be a cross-rail X-axis base, and the second base 28 may be a cross-rail Y-axis base.

In this embodiment, the guide assembly 10 further comprises a clamping structure disposed between the first base 29 and the second base 28, the clamping structure including a clamping protrusion and a clamping groove. When the guide assembly 10 is in a guide state, the clamping protrusions and at least part of the clamping grooves are arranged at intervals; when the guide assembly 10 is in the locking state, the clamping protrusion is clamped in the clamping groove. The structure is simple, the production and the manufacture are convenient, and the effect is reliable.

Specifically, the clamping protrusion in this embodiment is disposed on the second base 28, the clamping groove is disposed on the first base 29, and the clamping protrusion is disposed opposite to the clamping groove, so that the clamping groove moves to a position matched with the clamping protrusion or a position spaced from the clamping protrusion.

In this embodiment, the guiding assembly 10 further includes a driving structure, and a driving end of the driving structure is drivingly connected to the clamping protrusion so as to drive the clamping protrusion to move through the driving structure. By adopting the structure, the automation degree of the device can be conveniently improved.

Specifically, the driving structure in this embodiment includes a piston cylinder and a piston ring 30, the piston cylinder is disposed on the first base 29, the piston ring 30 is movably disposed in the piston cylinder, and the snap groove is disposed at an end of the piston ring 30. By adopting the structure, the structure is simple, the production and the manufacture are convenient, and the effect is stable and reliable.

In this embodiment, the drive assembly comprises a first drive member 2, a second drive member 4 and a third drive member 6. The first driving member 2 is in driving connection with the clamping jaw 16, and the driving end of the first driving member 2 is movably arranged along the third direction. The second driving member 4 is in driving connection with the first driving member 2, and the driving end of the second driving member 4 is movably arranged along the fourth direction. The third driving member 6 is in driving connection with the second driving member 4, and a driving end of the third driving member 6 is movably arranged along the fifth direction. Specifically, the first driving member 2 is a Y-axis motor module, the second driving member 4 is an X-axis motor module, and the third driving member 6 is a Z-axis motor module.

The full-automatic three batch head screw machines of novel equipment in this embodiment utilize many sets of servo motor modules, linear slide rail set spare, two-way automatically regulated pincers system ware to mutually support, through the accurate control of procedure, according to the automatic fast switch-over of different product demands, positioning accuracy is high, and the lock is paid the qualification rate height, and the advantage that degree of automation is high has reduced personnel fatigue degree, has improved production efficiency. Can realize compatible multiple product according to product demand automatic drive regulation through adopting multiunit motor module. The bidirectional automatic adjustment clamp is synchronously adjusted along with the Z-axis locking end fine adjustment module, the follow-up sliding rail is locked by the clamp after adjustment is completed, the perpendicularity during locking is guaranteed, and abnormal conditions such as sliding teeth, floating height and the like during locking due to forward tilting of a locking assembly are avoided.

Specifically, the working process of the bidirectional automatic adjustment clamp in this embodiment is as follows: when equipment switches products, a first Y-axis fine adjustment module 17 and a second Y-axis fine adjustment module 18 in the locking mechanism are automatically adjusted according to known product coordinates, then a cross rail X-axis base, a second auxiliary sliding rail, a cross rail Y-axis base in the Y-axis direction and a Y-axis double auxiliary sliding rail are driven by a screwdriver push rod 12 to move to the position above the locking products, and then the equipment is pumped through an L-shaped pipe joint 23 in the process to enable a piston ring 30 and matching positions in the cross rail X-axis base and the cross rail Y-axis base to be in an open state so as to ensure that the second auxiliary sliding rail and the Y-axis double auxiliary sliding rail are in a free movement state. And then, when the first Y-axis fine adjustment module 17 and the second Y-axis fine adjustment module 18 move to the designated coordinate position and stop, the bidirectional automatic adjustment clamp also automatically stops, the equipment supplies air through the L-shaped pipe joint 23 to enable the piston ring 30, the cross rail X-axis base and the cross rail Y-axis base to be in a closed state, and the clamped second auxiliary slide rail and the clamped Y-axis double auxiliary slide rail ensure that the second auxiliary slide rail and the clamped Y-axis double auxiliary slide rail are in a locked state until another product is replaced.

The screw locking device in the embodiment comprises a rack 1, a first driving part 2, an X-axis adjusting component 3, a second driving part 4, an X-axis motor module, a Z-axis driving locking component 5, a third driving part 6, a Z-axis double-side auxiliary sliding rail 7, a Z-axis descending cylinder 8, a servo locking motor 9, a guide component 10, a cross rail pad 11, a screwdriver push rod 12, a push rod buffering compression spring 13, a first X-axis fine adjustment module 14, a second X-axis fine adjustment module 15, a clamping mouth 16, a first Y-axis fine adjustment module 17, a second Y-axis fine adjustment module 18, a motor fixing plate 19, double-side cylindrical guide rails 20, a Y-axis auxiliary sliding rail 21, a first X-axis auxiliary sliding rail 22, an L-shaped pipe joint 23, a first guide rail 24, a silencer 25, a sealing cover plate 26, a second guide rail 27, a second base 28, a first base 29 and a piston ring 30.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the full-automatic three-batch head screw machine utilizes a plurality of sets of servo motor modules, linear slide rail assemblies and bidirectional automatic adjusting clamps to be matched with each other, corresponding programs are automatically and quickly switched according to different product requirements through program accurate control, and the line changing time of a single-station product is shortened to be within 5 minutes (the line changing time is reduced by 9 times compared with the original line changing time); meanwhile, the repeated positioning precision is high, the qualification rate is improved, and the production efficiency is improved by 10 percent compared with the original equipment.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. 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, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A screw locking device, comprising:

the screwdriver comprises a rack (1) and a locking structure, wherein the locking structure is movably arranged on the rack (1), the locking structure comprises a clamping nozzle (16) and a screwdriver, and the screwdriver is movably arranged at the clamping nozzle (16);

the driving assembly is arranged on the rack (1) and is in driving connection with the clamping nozzle (16);

the guide assembly (10) is arranged on the rack (1), the screwdriver is connected with the guide assembly (10), and the guide assembly (10) has a guide state for guiding and a locking state for locking; when the guide assembly (10) is in the guide state, the batch knife moves under the guidance of the guide assembly (10); when the guide assembly (10) is in the locked state, the guide assembly (10) is locked to restrict the movement of the batch knife.

2. The screw locking device of claim 1, further comprising:

the batch cutter push rod (12) is arranged above the batch cutter and used for pushing the batch cutter to move through the batch cutter push rod (12); the batch knife push rod (12) is arranged between the batch knife and the guide assembly (10) so that the batch knife is connected with the guide assembly (10) through the batch knife push rod (12).

3. Screw locking device according to claim 1, characterized in that said guiding assembly (10) comprises:

the cross rail structure is provided with a first guide rail (24) and a second guide rail (27), wherein the first guide rail (24) and the second guide rail (27) are arranged at preset angles, so that the screwdriver moves under the guidance of the first guide rail (24) and the second guide rail (27).

4. Screw locking device according to claim 1, characterized in that said guiding assembly (10) comprises:

the first base (29) is connected with the screwdriver, and a first guide groove extending along a first direction is formed in the first base (29);

the first guide rail (24) is matched with the first guide rail (24) so that the first base (29) can be movably arranged on the first guide rail (24), one side, away from the first guide rail (24), of the first guide rail (24) is provided with a second guide groove extending along a second direction, and the second direction and the first direction are arranged at a preset angle;

and the second guide rail (27), and the second guide groove is matched with the second guide rail (27).

5. Screw locking device according to claim 4, characterized in that said guiding assembly (10) further comprises:

a second base (28), the second base (28) is arranged on one side of the second guide rail (27) far away from the second guide groove, and the second guide rail (27) is installed on the second base (28).

6. Screw locking device according to claim 5, characterized in that said guiding assembly (10) further comprises:

the clamping structure is arranged between the first base (29) and the second base (28) and comprises a clamping protrusion and a clamping groove; when the guide assembly (10) is in the guide state, the clamping protrusion and at least part of the clamping groove are arranged at intervals; when the guide assembly (10) is in the locking state, the clamping protrusion is clamped in the clamping groove.

7. The screw locking device according to claim 6, wherein the clamping protrusion is disposed on the second base (28), the clamping groove is disposed on the first base (29), and the clamping protrusion is disposed opposite to the clamping groove, so that the clamping groove moves to a position where the clamping protrusion is engaged with the clamping protrusion or a position where the clamping protrusion is spaced apart from the clamping protrusion.

8. Screw locking device according to claim 6, characterized in that said guiding assembly (10) further comprises:

the driving end of the driving structure is in driving connection with the clamping protrusion so as to drive the clamping protrusion to move through the driving structure.

9. The screw locking apparatus of claim 8, wherein the drive structure comprises:

a piston cylinder arranged on the first base (29);

and the piston ring (30) is movably arranged in the piston cylinder, and the clamping groove is arranged at the end part of the piston ring (30).

10. The screw locking arrangement of any one of claims 1 to 9, wherein the drive assembly comprises:

the first driving piece (2) is in driving connection with the clamping nozzle (16), and the driving end of the first driving piece (2) is movably arranged along a third direction;

the second driving piece (4) is in driving connection with the first driving piece (2), and the driving end of the second driving piece (4) is movably arranged along a fourth direction;

and the third driving piece (6) is in driving connection with the second driving piece (4), and the driving end of the third driving piece (6) is movably arranged along a fifth direction.

Images