CN219521941U - Floating electric screwdriver head device - Google Patents

Abstract

The utility model discloses a floating electric screwdriver head device, which comprises a fixed bracket, a vertical lifting mechanism, a horizontal floating mechanism and an electric screwdriver head mechanism; the vertical lifting mechanism is arranged on the fixed bracket and is used for driving the horizontal floating mechanism and the electric screwdriver head mechanism to lift along the vertical direction; the horizontal floating mechanism is used for installing the electric screwdriver head mechanism and can enable the electric screwdriver head mechanism to float back and forth along the horizontal direction; the electric screwdriver head mechanism comprises a driving motor and a floating screwdriver head, and the floating screwdriver head is driven by the driving motor to rotate. When the floating electric screwdriver head device works, particularly when the position deviation of the threaded hole of the locked piece is overlarge, the screwdriver head body can horizontally float under the action of the horizontal floating mechanism, and can deflect and float at an angle under the action of the pressure spring and the connecting pin, so that the phenomenon that the locked piece can be locked even if the position deviation of the threaded hole is overlarge and the screwdriver head can not slide is met.

Description

Floating electric screwdriver head device

Technical Field

The utility model relates to the technical field of automatic point-batching heads, in particular to a floating electric batching head device.

Background

In the assembly process of some products, the lock accessory is required to have certain inclusion when being aligned with the products, because the floating batch head of the existing standard component is only provided with the elastic rubber ring to achieve limited floating quantity, the requirement of the assembly of some products on the floating quantity of the lock accessory is not met, the lock accessory is unlocked or the batch head slides, the yield of the assembly of the products is affected, and the productivity is further affected.

Disclosure of Invention

The utility model aims to provide a floating electric screwdriver head device, and the existing floating screwdriver head can only achieve limited floating amount or can not achieve the requirement of assembling certain products on larger floating amount of a locking mechanism by installing an elastic rubber ring.

In order to solve the technical problems, the utility model provides a floating electric screwdriver head device, which comprises a fixed bracket, a vertical lifting mechanism, a horizontal floating mechanism and an electric screwdriver head mechanism;

the vertical lifting mechanism is arranged on the fixed bracket and is used for driving the horizontal floating mechanism and the electric screwdriver head mechanism to lift along the vertical direction;

the horizontal floating mechanism is used for installing the electric screwdriver head mechanism and can enable the electric screwdriver head mechanism to float back and forth along the horizontal direction;

the electric screwdriver head mechanism comprises a driving motor and a floating screwdriver head, and the floating screwdriver head is driven by the driving motor to rotate.

Preferably, the vertical lifting mechanism comprises a vertical plate fixedly connected with a fixed support, a lifting hydraulic cylinder is fixedly arranged at the top of the vertical plate, the horizontal floating mechanism is connected with a piston rod of the lifting hydraulic cylinder, and the horizontal floating mechanism and the electric screwdriver head mechanism are driven to lift along the vertical direction under the action of the piston rod of the lifting hydraulic cylinder.

Preferably, a first guiding component is arranged on the vertical plate, the first guiding component comprises a first sliding rail fixedly arranged on the vertical plate along the vertical direction and a first sliding block connected with the horizontal floating mechanism, and the horizontal floating mechanism is guided to lift along the vertical direction through the first sliding rail and the first sliding block which are matched.

Preferably, the horizontal floating mechanism comprises a U-shaped clamp, a hoop used for connecting the electric screwdriver mechanism is arranged between two clamping jaws of the U-shaped clamp, a sliding rod is arranged between two clamping jaws of the U-shaped clamp, and the hoop penetrates through and moves back and forth along the sliding rod.

Preferably, floating springs are respectively sleeved on the sliding rods at two sides of the anchor ear; one end of the floating spring is contacted with the anchor ear, the other end of the floating spring is contacted with the clamping jaw of the U-shaped clamp, and the two floating springs are in a pre-tightening state.

Preferably, a second guide assembly is arranged between the U-shaped clamp and the anchor ear, the second guide assembly comprises a second sliding rail fixedly arranged on the U-shaped clamp along the horizontal direction and a second sliding block connected with the anchor ear, and the anchor ear is guided to move along the horizontal direction through the second sliding rail and the second sliding block which are matched.

Preferably, the floating screwdriver head comprises a screwdriver head body and a hexagonal connecting rod, and the screwdriver head body is rotationally connected with the hexagonal connecting rod through a connecting pin.

Preferably, the connecting end of the screwdriver head body and the hexagonal connecting rod is sleeved with a pressure spring, one end of the pressure spring is in contact with a check ring fixedly arranged on the screwdriver head body, the other end of the pressure spring is in contact with a check ring fixedly arranged on the hexagonal connecting rod, and the pressure spring is in a pre-tightening state between the two check rings.

Preferably, the electric screwdriver head mechanism further comprises a connecting sleeve, one end of the connecting sleeve is connected with an output shaft of the driving motor, the other end of the connecting sleeve is connected with the hexagonal connecting rod, and power of the driving motor is transmitted to the floating screwdriver head through the connecting sleeve.

Preferably, a proximity switch is arranged below the horizontal floating mechanism and used for sensing the descending position of the horizontal floating mechanism.

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

1. the floating electric screwdriver head device is provided with a horizontal floating mechanism, when a hoop (namely a floating screwdriver head) connected with the electric screwdriver head mechanism is stressed, the hoop can move along the sliding rod and is in a floating state under the elastic force of floating springs at two sides, so that the requirement of product assembly on horizontal floating of a lock accessory is met;

2. the floating head of the floating electric head-batching device comprises a head-batching body and a hexagonal connecting rod, the head-batching body and the hexagonal connecting rod are rotationally connected through a connecting pin, a pressure spring is sleeved at the connecting end of the head-batching body and the hexagonal connecting rod, when the head-batching body is stressed to rotate around the connecting pin, the pressure spring can restrain the rotation of the head-batching body, and when the head-batching body loses acting force, the head-batching body resets under the action of the pressure spring, so that the head-batching body is always located on the same axis with the hexagonal connecting rod in an initial state, and the requirement of product assembly on angle floating of a locking accessory is met.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a floating electric screwdriver bit device provided by the utility model;

FIG. 2 is a front view of a floating electrical head assembly provided by the present utility model;

FIG. 3 is a schematic diagram of the connection of an electric screwdriver head mechanism and a vertical lifting mechanism of the floating electric screwdriver head device;

FIG. 4 is a schematic diagram of a horizontal floating mechanism of a floating electric screwdriver bit device according to the present utility model;

FIG. 5 is a cross-sectional view of a horizontal float mechanism of a float electric screwdriver bit device provided by the present utility model;

FIG. 6 is a schematic diagram of the overall structure of an electric screwdriver head mechanism of the floating electric screwdriver head device provided by the utility model;

fig. 7 is a schematic view of a part of the structure of an electric screwdriver head mechanism of the floating electric screwdriver head device.

In the figure: 1. a fixed bracket; 2. a vertical lifting mechanism; 3. a horizontal float mechanism; 4. an electric screwdriver head mechanism; 5. a first guide assembly; 6. a second guide assembly; 7. a proximity switch; 201. a vertical plate; 202. a lifting hydraulic cylinder; 301. a U-shaped clamp; 302. a hoop; 303. a slide bar; 304. a floating spring; 401. a driving motor; 402. floating the head; 403. a connecting sleeve; 501. a first slide rail; 502. a first slider; 601. a second slide rail; 602. a second slider; 4021. a head-cutting body; 4022. a hexagonal connecting rod; 4023. a connecting pin; 4024. a compression spring.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and specific examples. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in 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 the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Examples

The utility model provides a floating electric screwdriver head device, referring to fig. 1-3, which comprises a fixed bracket 1, a vertical lifting mechanism 2, a horizontal floating mechanism 3 and an electric screwdriver head mechanism 4; the vertical lifting mechanism 2 is arranged on the fixed bracket 1 and is used for driving the horizontal floating mechanism 3 and the electric screwdriver head mechanism 4 to lift along the vertical direction; the horizontal floating mechanism 3 is used for installing the electric screwdriver head mechanism 4 and can enable the electric screwdriver head mechanism 4 to float back and forth along the horizontal direction; the electric screwdriver head mechanism 4 comprises a driving motor 401 and a floating screwdriver head 402, and the floating screwdriver head 402 is driven by the driving motor 401 to rotate.

In the embodiment of the present utility model, please continue to refer to fig. 3, the vertical lifting mechanism 2 includes a vertical plate 201 fixedly connected to the fixed support 1, a lifting hydraulic cylinder 202 is fixedly disposed on top of the vertical plate 201, the horizontal floating mechanism 3 is connected to a piston rod of the lifting hydraulic cylinder 202, and under the action of the piston rod of the lifting hydraulic cylinder 202, the horizontal floating mechanism 3 and the electric screwdriver head mechanism 4 are driven to lift in a vertical direction.

Further, a first guiding assembly 5 is provided on the vertical plate 201, the first guiding assembly 5 includes a first sliding rail 501 fixedly provided on the vertical plate 201 along a vertical direction, and a first sliding block 502 connected with the horizontal floating mechanism 3, and the horizontal floating mechanism 3 is guided to lift along the vertical direction by the first sliding rail 501 and the first sliding block 502 which are matched.

In an embodiment of the present utility model, referring to fig. 4, the horizontal floating mechanism 3 includes a U-shaped clamp 301, a hoop 302 for connecting the electric screwdriver 4 is disposed between two clamping jaws of the U-shaped clamp 301, and a sliding rod 303 is disposed between two clamping jaws of the U-shaped clamp 301, where the hoop 302 passes through and moves back and forth along the sliding rod 303.

Specifically, floating springs 304 are respectively sleeved on the sliding rods 303 at two sides of the anchor ear 302; one end of each floating spring 304 is in contact with the corresponding hoop 302, the other end of each floating spring 304 is in contact with the clamping jaw of the corresponding U-shaped clamp 301, the two floating springs 304 are in a pre-tightening state, when the hoop 302 connected with the electric screwdriver head mechanism 4 is stressed, the hoops 302 move along the sliding rods 303, and the floating springs 304 at two sides are in a floating state under the action of the elastic force of the floating springs 304.

Further, referring to fig. 4 and 5, a second guiding assembly 6 is disposed between the U-shaped clamp 301 and the anchor ear 302, and the second guiding assembly 6 includes a second sliding rail 601 fixedly disposed on the U-shaped clamp 301 along a horizontal direction and a second sliding block 602 connected with the anchor ear 302, and the second sliding rail 601 and the second sliding block 602 are matched to guide the anchor ear 302 to move along the horizontal direction.

In the embodiment of the present utility model, referring to fig. 6 and 7, the floating head 402 includes a head body 4021 and a hexagonal connecting rod 4022, the head body 4021 and the hexagonal connecting rod 4022 are rotationally connected by a connecting pin 4023, a compression spring 4024 is sleeved at a connecting end of the head body 4021 and the hexagonal connecting rod 4022, one end of the compression spring 4024 contacts with a retainer ring fixed on the head body 4021, the other end contacts with a retainer ring fixed on the hexagonal connecting rod 4022, the compression spring 4024 is in a pre-tightening state between the two retainer rings, when the head body 4021 is forced to rotate around the connecting pin 4023, the compression spring 4024 can restrict the head body 4021 to rotate, and when the head body 4021 loses acting force, the head body 4021 is reset under the action of the compression spring 4, so that the head body 4024 and the hexagonal connecting rod 4022 are always located on the same axis in an initial state.

In some embodiments, referring to fig. 1 and 2, the electric screwdriver bit mechanism 4 further includes a connecting sleeve 403, one end of the connecting sleeve 403 is connected to the output shaft of the driving motor 401, the other end is connected to the hexagonal connecting rod 4022, and the power of the driving motor 401 is transmitted to the floating screwdriver bit 402 through the connecting sleeve 403.

Further, a proximity switch 7 is disposed below the horizontal floating mechanism 3, and is configured to sense a position where the horizontal floating mechanism 3 descends, and when the horizontal floating mechanism 3 descends to a set position under the action of the vertical lifting mechanism 2, the proximity switch 7 feeds back the collected model to a control end, and then controls to stop the movement of the lifting hydraulic cylinder 202, and starts the driving motor 401 to drive the floating screwdriver head 402 to rotate.

When the floating electric screwdriver device works, particularly when the position deviation of the threaded hole of the locked piece is overlarge, the screwdriver head body 4021 can horizontally float under the action of the horizontal floating mechanism 3, and can deflect and float at an angle under the action of the pressure spring 4024 and the connecting pin 4023, so that the phenomenon that the locked piece can be locked even if the position deviation of the threaded hole is overlarge and the screwdriver head slipping phenomenon can not occur is met.

The above description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.

Claims (10)

1. The floating electric screwdriver head device is characterized by comprising a fixed bracket (1), a vertical lifting mechanism (2), a horizontal floating mechanism (3) and an electric screwdriver head mechanism (4);

the vertical lifting mechanism (2) is arranged on the fixed bracket (1) and is used for driving the horizontal floating mechanism (3) and the electric screwdriver head mechanism (4) to lift along the vertical direction;

the horizontal floating mechanism (3) is used for installing the electric screwdriver head mechanism (4) and can enable the electric screwdriver head mechanism (4) to float back and forth along the horizontal direction;

the electric screwdriver head mechanism (4) comprises a driving motor (401) and a floating screwdriver head (402), and the floating screwdriver head (402) rotates under the driving of the driving motor (401).

2. The floating electric screwdriver head device according to claim 1, wherein the vertical lifting mechanism (2) comprises a vertical plate (201) fixedly connected with the fixed support (1), a lifting hydraulic cylinder (202) is fixedly arranged at the top of the vertical plate (201), the horizontal floating mechanism (3) is connected with a piston rod of the lifting hydraulic cylinder (202), and under the action of the piston rod of the lifting hydraulic cylinder (202), the horizontal floating mechanism (3) and the electric screwdriver head mechanism (4) are driven to lift in the vertical direction.

3. A floating electric screwdriver head device according to claim 2, characterized in that a first guiding component (5) is arranged on the vertical plate (201), the first guiding component (5) comprises a first sliding rail (501) fixedly arranged on the vertical plate (201) along the vertical direction and a first sliding block (502) connected with the horizontal floating mechanism (3), and the horizontal floating mechanism (3) is guided to lift along the vertical direction through the first sliding rail (501) and the first sliding block (502) which are matched.

4. A floating electric screwdriver as claimed in claim 1, characterized in that the horizontal floating mechanism (3) comprises a U-shaped clamp (301), a hoop (302) for connecting the electric screwdriver (4) is arranged between two clamping jaws of the U-shaped clamp (301), and a sliding rod (303) is arranged between two clamping jaws of the U-shaped clamp (301), the hoop (302) passing through and moving back and forth along the sliding rod (303).

5. The floating electric screwdriver head device according to claim 4, wherein floating springs (304) are respectively sleeved on the sliding rods (303) at two sides of the anchor ear (302); one end of the floating spring (304) is in contact with the anchor ear (302), the other end of the floating spring is in contact with the clamping jaw of the U-shaped clamp (301), and the two floating springs (304) are in a pre-tightening state.

6. The floating electric screwdriver head device according to claim 4, wherein a second guiding assembly (6) is arranged between the U-shaped clamp (301) and the anchor ear (302), the second guiding assembly (6) comprises a second sliding rail (601) fixedly arranged on the U-shaped clamp (301) along the horizontal direction and a second sliding block (602) connected with the anchor ear (302), and the anchor ear (302) is guided to move along the horizontal direction through the second sliding rail (601) and the second sliding block (602) which are matched.

7. A floating electrical screwdriver bit device as in claim 1, wherein the floating screwdriver bit (402) comprises a screwdriver bit body (4021) and a hexagonal connecting rod (4022), and the screwdriver bit body (4021) and the hexagonal connecting rod (4022) are rotatably connected by a connecting pin (4023).

8. A floating electric screwdriver as claimed in claim 7, characterized in that a compression spring (4024) is sleeved at the connection end of the screwdriver head body (4021) and the hexagonal connecting rod (4022), one end of the compression spring (4024) is in contact with a retainer ring fixedly arranged on the screwdriver head body (4021), the other end of the compression spring is in contact with a retainer ring fixedly arranged on the hexagonal connecting rod (4022), and the compression spring (4024) is in a pre-tightening state between the two retainer rings.

9. A floating electric screwdriver bit device as claimed in claim 8, characterized in that the electric screwdriver bit mechanism (4) further comprises a connecting sleeve (403), one end of the connecting sleeve (403) is connected with the output shaft of the driving motor (401), the other end of the connecting sleeve is connected with the hexagonal connecting rod (4022), and the power of the driving motor (401) is transmitted to the floating screwdriver bit (402) through the connecting sleeve (403).

10. A floating electric screwdriver bit device according to claim 1, characterized in that a proximity switch (7) is arranged below the horizontal floating mechanism (3) for sensing the lowered position of the horizontal floating mechanism (3).