CN212886112U

CN212886112U - Precision screwing device

Info

Publication number: CN212886112U
Application number: CN202021485119.XU
Authority: CN
Inventors: 叶烜; 魏高俊; 张自成
Original assignee: Suzhou Ruiaisi Mechanical Equipment Co ltd
Current assignee: Suzhou Ruiaisi Mechanical Equipment Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-04-06
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a precise screwing device, which comprises a frame and a screwing mechanism arranged on the frame; the screwing mechanism comprises a screwing mechanism and a first driving piece which is connected with the screwing mechanism and can drive the screwing mechanism to move up and down; the tightening mechanism comprises a second driving piece, a rotating shaft connected with the second driving piece and a tool chuck fixed at one end of the rotating shaft; a clamping groove is formed in the tool clamping head; and the tool clamping head is also provided with a clamping mechanism matched with the clamping groove. The utility model discloses a new wrong mode of twisting twists the required work piece with the product through mutually supporting of first driving piece and second driving piece, and the frock chuck has clamping mechanism, can be compatible with heterotypic product, solves the problem that traditional screwdriver bit can't install heterotypic product, uses this kind of accurate wrong device of twisting to reduce the cost of labor, improves the quality of product, reduces the production of unqualified product.

Description

Precision screwing device

Technical Field

The utility model relates to an automatic change equipment technical field, in particular to device is twisted to precision.

Background

In modern society, competition is more and more intense, factories attach more importance to production efficiency, labor cost is continuously increased, and the demands of factories on automatic production are more and more urgent. Factories often encounter the need to screw in screws during production. The existing common screwing mode is that a wrench is used for screwing manually, and more advanced mode is realized by an electric or pneumatic screwdriver; manual work or electricity are criticized and are twisted mainly still to be realized through screwdriver head, and screwdriver head is not compatible heterotypic product, and degree of automation is not high, twists stability not high.

SUMMERY OF THE UTILITY MODEL

Therefore, there is a need for a precise screwing device which is compatible with a special product and has a high degree of automation.

The utility model provides a precise screwing device, which comprises a frame and a screwing mechanism arranged on the frame; the screwing mechanism comprises a screwing mechanism and a first driving piece which is connected with the screwing mechanism and can drive the screwing mechanism to move up and down;

the tightening mechanism comprises a second driving piece, a rotating shaft connected with the second driving piece and a tool chuck fixed at one end of the rotating shaft;

a clamping groove is formed in the tool clamping head; and the tool clamping head is also provided with a clamping mechanism matched with the clamping groove.

In some embodiments, the clamping mechanism includes a rubber ring and a clamping block, the clamping block is inserted into the tool clamping head, one end of the clamping block is connected with the rubber ring, and the other end of the clamping block extends into the clamping groove.

In some embodiments, the clamping block is in a T-shaped structure, and the two ends of the clamping block are provided with arc-shaped parts.

In some embodiments, the frame includes a fixed slide seat, and a fixed plate slidably connected to the fixed slide seat, the fixed plate is used for mounting the tightening mechanism, and the first driving member can drive the tightening mechanism to perform lifting movement on the fixed slide seat.

In some embodiments, the tool chuck is further provided with a limiting hole, and the frame is provided with a stop rod which is in fit connection with the limiting hole.

Implement the utility model discloses a device is twisted to precision has following beneficial effect at least:

this kind of device is twisted to precision adopts new wrong income mode, twists required work piece with the product through mutually supporting of first driving piece and second driving piece, and the frock chuck has clamping mechanism, can be compatible with heterotypic product, solves the problem that traditional screwdrivers blade can't install heterotypic product, uses this kind of device is twisted to precision to reduce the cost of labor, improves the quality of product, reduces the production of unqualified product.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of a precision screwing device according to the present invention;

FIG. 2 is a side view of the precision screwing device of the present invention;

FIG. 3 is a schematic structural view of a tightening mechanism of the precision screwing device of the present invention;

FIG. 4 is a formal diagram of the precise screw-in device of the present invention;

FIG. 5 is a sectional view of the tool chuck of the precision screwing device of the present invention;

FIG. 6 is a perspective view of a tool chuck structure of the precision screwing device of the present invention;

FIG. 7 is a schematic structural diagram of a profile product;

fig. 8 is a partial schematic view of the precision screwing device of the present invention.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, "and/or" in the whole text includes three schemes, taking a and/or B as an example, including a technical scheme, and a technical scheme that a and B meet simultaneously; in addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1-5, a precision screwing device comprises a frame 30, a screwing mechanism; the screwing mechanism is arranged on the rack 30 and comprises a screwing mechanism 10 and a first driving piece 20 which is connected with the screwing mechanism 10 and can drive the screwing mechanism 10 to move up and down; the tightening mechanism 10 comprises a second driving piece 11, a rotating shaft 12 connected with the second driving piece 11, and a tool chuck 13 fixed at one end of the rotating shaft 12; a clamping groove 132 is formed in the tool chuck 13; the tool chuck 13 is also provided with a clamping mechanism matched with the clamping groove 132;

in the concrete application, the special-shaped product is inserted into the clamping groove 132, the tightening mechanism clamps the special-shaped product, the first driving part 20 drives the tightening mechanism 10 to move downwards, the second driving part 11 drives the tool chuck 13 at the bottom of the rotating shaft 12 to rotate, the special-shaped product is screwed into a required workpiece, the problem that the special-shaped product cannot be installed by a traditional screwdriver bit is solved, and the assembly efficiency of the special-shaped product is improved.

In this embodiment, in order to prevent the rotation shaft 12 from shaking and improve the stability of the rotation shaft 12, the bearing 14 is further connected to the rotation shaft 12, and the bearing 14 is mounted on the fixing plate 40.

In this embodiment, the first driving member 20 is a cylinder; the second drive member 11 is an electric motor.

In some embodiments, as shown in fig. 5 and 7, the clamping mechanism includes a rubber ring 70 and a clamping block 60, the clamping block 60 is inserted into the tool clamping head, one end of the clamping block is connected to the rubber ring 70, and the other end of the clamping block extends into the clamping groove 132; specifically, after the columnar part 81 of the special-shaped product is inserted into the clamping groove 132, the protrusion 82 on the columnar part 81 is clamped in the groove of the clamping groove 132, and the rubber ring 70 provides elasticity, so that the clamping block 60 is attached to the special-shaped product, and the special-shaped product is clamped; the special-shaped product is clamped through the rubber ring 70 and the clamping block 60, the structure is simple, and the operation is convenient.

Further, the clamping block 60 is of a T-shaped structure, and arc-shaped portions are arranged at two ends of the clamping block 60, specifically, the arc-shaped portion at one end of the clamping block 60 is used for fixing the rubber ring 70, so that the rubber ring 70 is not easy to fall off; the arc-shaped part at the other end can be attached to the surface of a special-shaped product, so that the clamping stability is improved.

In some embodiments, as shown in fig. 3 and 8, the frame 30 includes a fixed slide 50, a fixing plate 40 slidably connected to the fixed slide 50, the fixing plate 40 is used for mounting the tightening mechanism 10, and the first driving member 20 can drive the tightening mechanism 10 to move up and down on the fixed slide 50.

In some embodiments, as shown in fig. 6 and 8, the tool chuck 13 is further provided with a limiting hole 131, the rack 30 is provided with a stopping rod 90 cooperatively connected with the limiting hole 131, and the stopping rod 90 is mounted on the rack 30, and specifically, when the machine is not in operation, the stopping rod 90 is inserted into the limiting hole 131, so that the original point position of the tightening mechanism 10 is not deviated, the mounting accuracy of the special-shaped product is improved, and the product quality is improved.

It is understood that the latch type connection between the stopping rod 90 and the limiting hole 131 is not limited, and the stopping rod 90 can be installed on the frame 30.

In order to monitor the screwing state of the special-shaped product, the precision screwing device further comprises a sensor assembly, specifically, in order to detect whether the screwing depth of the special-shaped product meets, an in-place sensor 100 is installed in a limiting groove 41 on the rack 30, as shown in fig. 3; in order to improve the accuracy of the screwing depth of the special-shaped product, an origin sensor 110 is mounted at the top end of the fixing plate 40, as shown in fig. 8; in order to prevent the fixing plate 40 from exceeding the lifting range of the fixing slide 50, a first buffer 1a and a first stopper 1b are respectively disposed at the bottom of the frame 30, and a second buffer 2a and a second stopper 2b are respectively disposed at the top of the frame 30, as shown in fig. 4.

The utility model discloses an equipment requirement of abnormal shape product in the mill can be satisfied to the accurate device of twisting, and the new wrong mode of application can improve equipment utilization rate, reduces the cost of labor to can monitor and twist the state, improve the quality of product, reduce the production of unqualified product.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A precise screwing device is characterized by comprising a rack and a screwing mechanism arranged on the rack; the screwing mechanism comprises a screwing mechanism and a first driving piece which is connected with the screwing mechanism and can drive the screwing mechanism to move up and down;

2. The precision screwing device according to claim 1, wherein the clamping mechanism comprises a rubber ring and a clamping block, the clamping block is inserted into the tool clamping head, one end of the clamping block is connected with the rubber ring, and the other end of the clamping block extends into the clamping groove.

3. The precision screwing device according to claim 2, wherein the clamping block is of a T-shaped configuration, and the clamping block is provided with an arc-shaped portion at each end.

4. The precision screwing device according to claim 1, wherein the frame comprises a fixed slide seat, and a fixed plate slidably connected with the fixed slide seat, the fixed plate is used for mounting the screwing mechanism, and the first driving member can drive the screwing mechanism to move up and down on the fixed slide seat.

5. The precise screwing device according to claim 1, wherein a limiting hole is further formed in the tool chuck, and a stop rod which is in fit connection with the limiting hole is arranged on the machine frame.

6. The precision threading apparatus of claim 1, wherein the first drive member comprises an air cylinder; the second drive member includes a motor.