Automatic screw tightening gun bit cleaning device

Abstract

The utility model discloses an automatic tightening screw gun bit cleaning device which comprises an X-direction translation module, a Y-direction translation module, a Z-direction translation module and a cleaning mechanism, the vertical driving power output end of the X-direction translation module is provided with an automatic screw gun, and the structure of the cleaning mechanism is that the cleaning mechanism comprises a barrel body located below the automatic screw gun, and a quick-change top cover is assembled at an orifice in the upper end of the barrel body; a downward screwdriver head of the automatic screw gun downwards penetrates through the quick-change top cover and then extends into the cylinder body; an air blowing connector is installed on the side wall face of the barrel in a penetrating mode and blows air towards the screwdriver head. The bottom end of the base is communicated with a negative pressure joint; a screwdriver head of an automatic screw gun extends into the cylinder body, and dust on the screwdriver head can be effectively blown off, collected to the base and led out through the negative pressure connector by blowing air through the air blowing connector on the upper portion and sucking air through the negative pressure connector on the lower portion, so that residual chippings and dust on the screwdriver head can be conveniently, automatically and regularly cleaned, corresponding labor cost is saved, and working efficiency is improved. And cleanliness of products is effectively guaranteed, smooth proceeding of automatic screw locking is guaranteed, and practicability is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to screw gun auxiliary facility technical field especially automatic screwing screw gun bit cleaning device. BACKGROUND

[0002] PCB board is the important component part in the controller, in the screw tightening process of PCB board, screw usually uses vibration disc to feed, because screw is disorderly stacked in vibration disc bin, in the feeding process, because of the mutual friction, impact between screws, a certain amount of chippings and dust are inevitable, in the screw tightening process, part chippings and dust will be adhered and remained on the bit of screw gun.

[0003] In prior art, usually, the bit is cleaned by manual before the daily class, not only increases the manual workload, also inevitably has part dust pollution to the product, influences the surface cleanliness of product, and the residual dust on the bit also influences the automatic tightening operation, causes the situation such as not in place. UTILITY MODEL CONTENTS

[0004] To solve the above problems, the application provides an automatic screwing screw gun bit cleaning device with a reasonable structure, which facilitates automatic and regular cleaning of residual chippings and dust on the bit, saves the corresponding labor cost, effectively helps to ensure product cleanliness and ensures smooth automatic screw locking, and has good practicability.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] An automatic screwing screw gun bit cleaning device includes an XYZ three-way translation module, and an automatic screw gun is installed on the vertical driving power output end of the XYZ three-way translation module. The cleaning mechanism includes a cylinder below the automatic screw gun, a quick-change top cover is installed on the upper end hole of the cylinder, and the downward bit of the automatic screw gun extends into the cylinder after passing through the quick-change top cover.

[0007] As a further improvement of the above technical scheme:

[0008] The inner wall surface of the base is set as a downward converging inclined surface, and the bottom end of the base converges to the opening of the negative pressure connector.

[0009] A through hole is formed in the radial direction on the side wall surface of the cylinder, the quick-change top cover is a cylindrical structure with a T-shaped longitudinal section, a plug hole is formed in the lower part of the quick-change top cover in the radial direction, the plug hole is aligned with the through hole inside and outside, the plug hole towards the quick-change top cover is installed with a locking member.

[0010] The outer sealing ring is mounted on the automatic screw gun bit head in a circumferential direction, and the outer circumferential surface of the outer sealing ring is attached to the inner wall surface of the quick-change top cover; or the inner wall surface of the quick-change top cover is mounted with a sealing ring in a circumferential direction, and the bit head passes through the sealing ring downward.

[0011] An inner-outer through hole is formed on the outer wall surface of the lower part of the cylinder through a fitted plane, and a transparent piece is fitted on the hole through a fitted plane, thereby forming an observation window.

[0012] An inner-outer through hole is formed on the outer wall surface of the lower part of the cylinder through a fitted plane, and a support is attached and mounted on the hole through a fitted plane, and the blowing connector is connected and mounted to the cylinder through the support.

[0013] The bottom end of the cylinder extends laterally to form a flange plate in a circumferential direction, the top end of the base extends laterally to form another flange plate in a circumferential direction, and the two flange plates are attached and locked to each other.

[0014] The negative pressure connector is connected to the vacuum generator, the gas outlet of the vacuum generator is connected to the dust collection piece through a pipeline, and a negative pressure detection table is also mounted on the pipeline between the negative pressure connector and the vacuum generator.

[0015] The dust collection piece is a filter, and the vacuum generator, the dust collection piece, and the negative pressure detection table are collectively mounted on the support plate.

[0016] The blowing connector is connected to an external air source.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] In use, the bit head of the automatic screw gun is inserted into the cylinder, air is blown through the upper blowing connector, and air is sucked through the lower negative pressure connector, so that dust and debris on the bit head can be effectively blown off and collected to the base, and then drawn out through the negative pressure connector, thereby facilitating automatic and regular cleaning of residual debris and dust on the bit head, saving corresponding labor cost, effectively assisting in ensuring product cleanliness, and ensuring smooth automatic screw locking, and having good practicability.

[0019] The utility model also has the following advantages:

[0020] The cleaning mechanism in the utility model is small in size, small in space occupation, matched with automatic cleaning of the bit head of the automatic screw gun, and can be conveniently and reasonably increased, laid out, and installed on existing equipment.

[0021] The outer sealing ring on the existing bit head can be used skillfully, and after the bit head is inserted into the cylinder through the quick-change top cover, the outer sealing ring can be in contact with the inner wall surface of the quick-change top cover to form a seal, thereby effectively ensuring the cleaning effect of the bit head in the cylinder.

[0022] The quick-change top cover is installed with the barrel through the locking piece, is quick and convenient to operate, and can meet the change requirement of the product by replacing the quick-change top cover. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a structural schematic view of the utility model.

[0024] Figure 2 It is a structural schematic view of the cleaning mechanism of the utility model.

[0025] Figure 3 It is an explosion view of the cleaning mechanism of the utility model.

[0026] 1, XYZ three-way translation module; 2, supporting seat; 3, cleaning mechanism; 4, automatic screw gun; 5, vacuum generator; 6, dust collection piece; 7, negative pressure detection table; 8, supporting plate;

[0027] 31, barrel; 32, quick-change top cover; 33, locking piece; 34, observation window; 35, supporting seat; 36, air blowing connector; 37, support; 38, base; 39, negative pressure connector; 311, matching plane; 312, through hole; 321, insertion hole; 381, inclined surface;

[0028] 41, outer sealing ring. DETAILED DESCRIPTION

[0029] The specific implementation manner of the utility model will be described below in combination with the drawings.

[0030] As shown in the drawings, Figure 1 The automatic screw gun bit cleaning device of the embodiment comprises an XYZ three-way translation module 1, and a vertical driving power output end of the XYZ three-way translation module 1 is provided with an automatic screw gun 4. Figure 2 and Figure 3 As shown in the drawings, the structure of the cleaning mechanism 3 is as follows: a barrel 31 is arranged below the automatic screw gun 4, a quick-change top cover 32 is arranged at the upper end hole of the barrel 31, and the downward bit of the automatic screw gun 4 extends into the barrel 31 after passing through the quick-change top cover 32; an air blowing connector 36 is arranged on the side wall of the barrel 31, and the air blowing connector 36 blows air towards the bit; and a base 38 is arranged at the bottom end of the barrel 31, and a negative pressure connector 39 is arranged at the bottom end of the base 38.

[0031] In the embodiment, when in use, the bit of the automatic screw gun 4 extends into the barrel 31, air is blown through the air blowing connector 36 above, and air is sucked through the negative pressure connector 39 below, so that dust and dirt on the bit can be effectively blown off and collected in the base 38, and then led out through the negative pressure connector 39, thereby facilitating automatic and regular cleaning of the residual debris and dust on the bit.

[0032] In this embodiment, the automatic screw gun 4 can move above the cleaning mechanism 3 through the existing XYZ three-dimensional translation module 1, and the lower chuck can be inserted into the cylinder 31 of the cleaning mechanism 3 to realize automatic cleaning operation; thereby, the power mechanism in the existing equipment is reasonably and ingeniously utilized, and the cleaning device composition structure is effectively simplified while realizing automatic cleaning.

[0033] The inner wall surface of the base 38 is provided as a downward converging slope 381, and the bottom end of the base 38 converges to the opening of the negative pressure connector 39, effectively realizing and ensuring the convergence of dust towards the negative pressure connector 39, reducing or even avoiding the residual dust inside the cleaning mechanism 3.

[0034] A through hole 312 is formed on the side wall of the cylinder 31 in the radial direction, the quick-change top cover 32 is a T-shaped cylindrical structure in longitudinal section, a plug hole 321 is formed on the lower part of the quick-change top cover 32 in the radial direction, the plug hole 321 is aligned with the through hole 312 inside and outside, and the plug hole 321 penetrates the through hole 312 of the cylinder 31 from outside to inside, and the locking member 33 is installed towards the plug hole 321 of the quick-change top cover 32.

[0035] In this embodiment, the quick-change top cover 32 is installed with the cylinder 31 through the locking member 33, which is convenient and quick to operate, and can be matched with the product change requirement through the replacement of the quick-change top cover 32.

[0036] In one of the embodiments, an outer sealing ring 41 is installed on the chuck of the automatic screw gun 4 in the circumferential direction, and the outer peripheral surface of the outer sealing ring 41 is attached to the inner wall surface of the quick-change top cover 32.

[0037] In this embodiment, the outer sealing ring 41 on the existing chuck can be ingeniously utilized, and after the chuck is inserted into the cylinder 31 through the quick-change top cover 32, the outer sealing ring 41 can be in contact with the inner wall surface of the quick-change top cover 32 to form a seal, thereby effectively guaranteeing the cleaning effect of the chuck in the cylinder 31.

[0038] In another embodiment, a sealing ring is installed on the inner wall surface of the quick-change top cover 32 in the circumferential direction, and the chuck passes through the sealing ring downwards; the quick-change top cover 32 can be set and replaced to adapt to the cleaning use of different chucks.

[0039] A hole is formed on the outer wall surface of the lower part of the cylinder 31 through the fitting plane 311, and a transparent member is fitted on the hole through the fitting plane 311 to form an observation window 34, which is convenient for observing the inside of the cylinder 31 from the outside.

[0040] A hole is formed on the outer wall surface of the lower part of the cylinder 31 through the fitting plane 311, and a support 35 is attached to the hole through the fitting plane 311, and a blowing connector 36 is connected and installed on the cylinder 31 through the support 35.

[0041] In the embodiment, the reliable installation of the observation window 34 and the support 35 on the outer wall surface of the cylinder body 31 is effectively ensured by the processing of the flat surface 311, and the sealing installation is particularly convenient.

[0042] The bottom end of the cylinder body 31 extends laterally along the circumference to form a flange plate, the top end of the base 38 extends laterally along the circumference to form another flange plate, and the two flange plates are locked and installed with each other to realize the reliable installation between the bottom end of the cylinder body 31 and the base 38.

[0043] In the embodiment, the bracket 37 can be installed between the flange plate of the cylinder body 31 and the flange plate of the base 38, and the bracket 37 is installed with the external support to realize the installation of the cleaning mechanism 3 as a whole.

[0044] The cleaning mechanism 3 in the embodiment is small in size and occupies a small space, matches the automatic cleaning of the bit head of the automatic screw gun, and can be conveniently and reasonably increased, laid out and installed on the existing equipment, for example, the cleaning mechanism 3 can be installed on the support seat 2 of the existing equipment via the bracket 37.

[0045] The negative pressure connector 39 is connected to the vacuum generator 5, the gas outlet of the vacuum generator 5 is connected to the dust collection member 6 through a pipeline, and the negative pressure detection table 7 is also installed on the pipeline between the negative pressure connector 39 and the vacuum generator 5.

[0046] In the embodiment, the vacuum generator 5 and the negative pressure detection table 7 are both existing standard commercially available products, the vacuum generator 5 utilizes the flow of compressed air between the air inlet and the air outlet to form a certain vacuum degree in the pipeline connected with the negative pressure connector 39, and the real-time detection of negative pressure can be realized through the negative pressure detection table 7.

[0047] The dust collection member 6 is a filter, and the vacuum generator 5, the dust collection member 6 and the negative pressure detection table 7 are collectively installed on the support plate 8.

[0048] In the embodiment, the support plate 8 can be added and installed on the existing equipment to quickly realize the installation of the air path components matched with the cleaning mechanism 3, and the installation can be made nearby according to actual needs.

[0049] In the embodiment, since the airflow introduced through the negative pressure connector 39 in the cleaning mechanism 3 is mixed with dust and debris, the filtered airflow can be directly discharged into the air, and the dust and debris are intercepted in the filter. In actual use, the filter can be regularly cleaned and maintained.

[0050] The air blowing connector 36 is connected to an external air source, and air is blown to the bit inside the cylinder body 31 through the air blowing connector 36.

[0051] In the embodiment, the automatic screw gun 4 and the XYZ three-way translation module 1 are all existing standard products on the market, and are all existing devices for realizing automatic screw tightening in the prior art.

[0052] The cleaning device in the embodiment can be applied to the use of different types of existing automatic screw guns 4, and different models are matched through the quick-change top cover 32, and the cleaning operation is performed by extending the chuck of the automatic screw gun 4 downward into the cylinder body 31.

[0053] The use mode of the utility model is:

[0054] Before the class starts, the automatic cleaning operation of the chuck of the automatic screw gun 4 can be performed. The XYZ three-way translation module 1 drives the automatic screw gun 4 to move to the upper side of the cleaning mechanism 3, and the chuck is extended downward into the cylinder body 31, and the chuck is sealed between the quick-change top cover 32 through the sealing ring; the chuck is blown by the air blowing connector 36 towards the inside of the cylinder body 31, and the dust on the chuck is blown off by the airflow, and the dust is collected to the base 38, and the dust is led outwards through the negative pressure connector 39 at the bottom end of the base 38, so that the automatic cleaning of the chuck is realized; after the automatic cleaning is completed, the automatic screw gun 4 performs normal automatic screw tightening operation.

[0055] In actual use, the running frequency and running interval of the automatic cleaning of the automatic screw gun 4 can be set according to the requirements, such as the cleanliness requirement of the product.

[0056] The utility model is convenient for automatically and regularly cleaning the residual debris and dust on the chuck, saves the corresponding labor cost, effectively helps to ensure the cleanliness of the product, ensures the smooth operation of the automatic screw locking, and has good practicability.

[0057] In the description, each embodiment is described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and the same or similar parts of each embodiment can be referred to.

[0058] The above description is an explanation of the utility model, not a limitation of the utility model, and the scope defined by the utility model is referred to the claims, and any form of modification is within the protection scope of the utility model.

Claims

1. An automatic screw gun bit cleaning device, comprising an XYZ three-dimensional translation module (1), the vertical drive power output end of the XYZ three-dimensional translation module (1) is provided with an automatic screw gun (4), characterized in that: Also include cleaning mechanism (3), the structure of the cleaning mechanism (3) is: including the cylinder (31) below the automatic screw gun (4), the upper end orifice of the cylinder (31) is equipped with a quick-change top cover (32), the downward batch head of the automatic screw gun (4) extends into the cylinder (31) after passing through the quick-change top cover (32); The side wall surface of the cylinder (31) is provided with a blow joint (36) penetratingly installed, and the blow joint (36) blows gas towards the batch head; The bottom end of the cylinder (31) is equipped with a base (38), and the bottom end of the base (38) is communicated and installed with a negative pressure connector (39).

2. An automatic screw gun bit cleaning device as defined in claim 1, wherein: The inner wall surface of the base (38) is provided as a downward converging slope (381), and the bottom end of the base (38) converges and communicates to the opening of the negative pressure connector (39).

3. An automatic screw gun bit cleaning device as defined in claim 1, wherein: The side wall surface of the cylinder (31) is provided with a through hole (312) along the radial direction, the quick-change top cover (32) is a cylindrical structure with a T-shaped longitudinal section, the lower part of the quick-change top cover (32) is provided with a insertion hole (321) along the radial direction, the insertion hole (321) is aligned with the inside and outside of the through hole (312), and the insertion hole (321) of the quick-change top cover (32) is installed with a locking part (33) from outside to inside penetrating the through hole (312) of the cylinder (31).

4. An automatic screw gun bit cleaning device as defined in claim 1, wherein: The batch head of the automatic screw gun (4) is installed with an outer sealing ring (41) along the circumference, and the outer peripheral surface of the outer sealing ring (41) is attached to the inner wall surface of the quick-change top cover (32); Alternatively, a sealing ring is installed along the circumference on the inner wall surface of the quick-change top cover (32), and the batch head passes through the sealing ring downward.

5. An automatic screw gun bit cleaning device as defined in claim 1, wherein: The lower part of the outer wall surface of the cylinder (31) is provided with an inner-outer penetrating orifice through the mounting plane (311), and the orifice is provided with a transparent part through the mounting plane (311), which constitutes an observation window (34).

6. An automatic screw gun bit cleaning device as defined in claim 1, wherein: The lower part of the outer wall surface of the cylinder (31) is provided with an inner-outer penetrating orifice through the mounting plane (311), and the orifice is provided with a support (35) attached to the cylinder (31) through the mounting plane (311), and the blow joint (36) is connected to the cylinder (31) through the support (35).

7. An automatic screw gun bit cleaning device as defined in claim 1, wherein: The bottom end of the cylinder (31) extends laterally along the circumference to form a flange, the top end of the base (38) extends laterally along the circumference to form another flange, and the two flanges are attached to each other.

8. An automatic screw gun bit cleaning device as defined in claim 1, wherein: The negative pressure connector (39) is connected to a vacuum generator (5), the outlet of the vacuum generator (5) is connected to a dust collection device (6) through a pipeline, and a negative pressure detection table (7) is installed on the pipeline between the negative pressure connector (39) and the vacuum generator (5).

9. An automatic screw gun bit cleaning device as defined in claim 8, wherein: The dust collection device (6) is a filter, and the vacuum generator (5), the dust collection device (6) and the negative pressure detection table (7) are installed on a support plate (8).

10. An automatic screw gun bit cleaning device as defined in claim 1, wherein: The blow joint (36) is connected to an external gas source.

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