CN216095024U

CN216095024U - Novel external thread residue clearance device

Info

Publication number: CN216095024U
Application number: CN202122812704.7U
Authority: CN
Inventors: 李涛
Original assignee: Chengdu Chengwei Precision Machinery Manufacturing Co ltd
Current assignee: Chengdu Chengwei Precision Machinery Manufacturing Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-03-22
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a novel device for cleaning residues on external threads, which comprises a motor and a motor support, wherein the motor is arranged on the motor support, a screw die is arranged on the output end of the motor, an elastic platform corresponding to the screw die is arranged below the screw die, the elastic platform is arranged on the motor support, and the motor can move towards the elastic platform on the motor support. The motor support comprises a base, wherein a support column is arranged on the base, a limiting block, a movable frame and a fixed frame are sequentially arranged on the support column from bottom to top, a spring is connected between the movable frame and the fixed frame, the movable frame can move along the axis direction of the support column, a motor is arranged on the movable frame, and the fixed frame is fixedly connected with the support column. The utility model can quickly clean the residues on the external thread, has the elastic function of up-down stroke and ensures the stability of work.

Description

Novel external thread residue clearance device

Technical Field

The utility model relates to the technical field of aerospace part processing, in particular to a novel device for cleaning residues on external threads.

Background

With the continuous development of aerospace materials, the requirements on materials of aerospace parts are higher and higher, common materials cannot meet the use requirements of the existing aerospace products, and lightweight and high-strength composite material pasting supporting plate screws tend to be the mainstream trend. Resin residues can be caused to the screw thread part of the sticking supporting plate screw made of the composite material during curing, and the residues are difficult to clean due to high-temperature curing, difficult to remove manually, high in labor cost and easy to damage products. Therefore, a novel convenient and fast cleaning device for external thread residues is urgently needed to reduce labor cost and reduce the reject ratio.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel external thread residue cleaning device which can quickly clean external thread residues, has an up-and-down stroke elastic function and ensures the working stability.

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

the utility model provides a novel clearance of external screw thread residue device, includes the motor, still includes the motor support, on the motor support was located to the motor, be equipped with the tooth mouth on the output of motor and treat the external screw thread assorted threading die of clearance screw, the threading die below is equipped with the elasticity platform that is used for the installation to treat the clearance screw corresponding with the threading die, the elasticity platform sets up on the motor support, the threading die that the motor support is used for driving motor moves towards the elasticity platform, the motor is used for driving the threading die and rotates, makes the tooth mouth of threading die advance along the screw thread of screw. The effect of the elastic platform cleaning device is that the threading die arranged on the motor can move along the axis direction of the screw arranged on the elastic platform by moving the motor on the motor support towards the elastic platform, so that the effect of quickly cleaning the external thread residues is achieved.

Furthermore, the tooth mouth of the threading die is crescent-shaped. The thread shape of the aerospace thread is crescent, and correspondingly, the thread opening of the die is crescent so as to conform to the shape of the thread.

Further, the inner diameter of the tooth opening of the threading die is larger than the small diameter of the external thread of the screw to be cleaned. The method has the advantages that the sleeve thread is a method for processing threads on the optical axis of a workpiece by using the die, in the traditional thread processing process, a certain gap is formed when the die cuts a screw and is matched with a screw hole, in addition, in consideration of the abrasion loss, the design of the die is to ensure that the inner diameter of the die is smaller than the nominal size of the inner diameter of the thread, but in the utility model, the inner diameter of the die is expanded in order not to damage the existing thread when the die is applied to the condition of cleaning the processed thread.

Furthermore, the elastic platform comprises a shell fixed on the base and an object stage arranged in the upper surface of the shell, and a cavity for the object stage to move in the moving direction of the screw die is formed in the shell. The function of the device is to counteract the redundant force in the pressing process and ensure the working stability.

Furthermore, a sliding table is arranged below the object stage, sliding rods are arranged on two opposite sides of the side wall of the sliding table, a sliding groove for the sliding rods to move is formed in the shell, and an elastic device is arranged below the sliding table. The buffer device has the effects of buffering the descending of the objective table, ensuring the working stability and resetting the objective table.

Further, the elastic device adopts a compression spring.

Further, the motor support comprises a base, a support column is arranged on the base, a limiting block, a movable frame and a fixed frame are sequentially arranged on the support column from bottom to top, a spring is connected between the movable frame and the fixed frame, the movable frame can move along the axis direction of the support column, the motor is arranged on the movable frame, and the fixed frame is fixedly connected with the support column. Its effect does, through the removal of adjustable shelf on the support column, thereby make the motor move towards the elasticity platform, the stopper is used for restricting the distance that the adjustable shelf descends on the support column, thereby prevent that the threading die from descending the height and crossing excessively and contact with the elasticity platform, elastic connection between mount and the adjustable shelf through the spring, make the threading die at the in-process that carries out the clearance, make the threading die remove the production by the threading die along the screw in the ascending removal of screw radial direction only, reduce because the removal of adjustable shelf causes the influence to the removal of threading die clearance in-process, cause the damage to the screw thread. If rigid connection is used, the feeding speed of the movable frame on the support column needs to be kept consistent with the feeding speed of the threading die on the screw, the manual control technology is difficult, and the electromechanical control cost is high.

Further, the adjustable shelf is established motor platform and buffer block on the support column including the cover, and the motor is located the motor platform and is kept away from support column department, and both sides are equipped with the limiting plate that is used for restricting the buffer block and reciprocates the distance about the buffer block on the motor bench, and the distance between two limiting plates is greater than the height of buffer block, and the one end that the mount was kept away from to the spring is connected on the buffer block. The motor platform is used for setting a motor, and the buffer block is used for buffering the telescopic length of the spring and prolonging the service life of the spring.

Furthermore, the fixed frame is provided with an operating rod capable of rotating around the fixed point, the motor platform is provided with a connecting rod capable of rotating around the fixed point, and the connecting rod is connected to the operating rod. The fixing frame is used for fixing one end of the operating rod, an operator operates the operating rod, and the operating rod drives the connecting rod to move, so that the movable frame is driven to move along the axis direction of the support column.

Further, the support column is a cylinder, a fixed sleeve on the support column is sleeved with a fixedly connected cover on the base, and a locking bolt which penetrates through the fixed sleeve side wall and is connected to the support column side wall is arranged on the fixed sleeve side wall. The supporting column is used for preventing the supporting column from rotating around the axis of the supporting column relative to the base, and the limiting rod which penetrates through the fixed frame and the movable frame is arranged on the base. The supporting column is used for preventing the fixed frame and the movable frame from rotating around the axis of the supporting column.

The utility model has the following beneficial effects:

1. through the setting of motor and adjustable shelf and action bars, the height that can manual adjustment motor comes to clear up the external screw thread, has promoted work efficiency.

2. Through the setting of elasticity platform, can play the cushioning effect to the decline of objective table, guarantee job stabilization nature, and can reset to the objective table.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a left side view of the present invention;

FIG. 3 is an exploded perspective view of the resilient platform;

FIG. 4 is a schematic top view of the die;

fig. 5 is a schematic view of an assembly structure of the dies and the screws.

The reference numerals are explained below: 1. a motor; 2. a motor bracket; 3. a threading die; 4. an elastic platform; 5. a base; 6. a support pillar; 7. a limiting block; 8. a movable frame; 9. a fixed mount; 10. a spring; 11. a motor table; 12. a buffer block; 13. a limiting plate; 14. an operating lever; 15. a connecting rod; 16. a housing; 17. an object stage; 18. a cavity; 19. a sliding table; 20. a slide bar; 21. a chute; 22. fixing a sleeve; 23. locking the bolt; 24. a limiting rod; 25. an elastic device; 26. a screw; a. the internal diameter of the tooth mouth; b. and the external thread has a small diameter.

Detailed Description

The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "open," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

As shown in fig. 1, fig. 2 and fig. 4, a novel cleaning device for residues on external threads comprises a motor 1 and a motor support 2, wherein the motor 1 is arranged on the motor support 2, a screw die 3 matched with the external threads of a screw 26 to be cleaned and provided with a screw mouth is arranged on the output end of the motor 1, an elastic platform 4 corresponding to the screw die 3 and used for installing the screw 26 to be cleaned is arranged below the screw die 3, the elastic platform 4 is arranged on the motor support 2, the motor support 2 is used for driving the screw die 3 on the motor 1 to move towards the elastic platform 4, and the motor 1 is used for driving the screw die 3 to rotate so that the screw mouth of the screw die 3 advances along the threads of the screw 26. The effect is that, through the removal of motor 1 towards elasticity platform 4 on motor support 2, make the die 3 of installing on motor 1 can remove along the axis direction of the screw 26 of setting on elasticity platform 4 to reach the effect of clearing up the external thread residue fast.

Specifically, the tooth mouth of the die 3 is crescent-shaped. The model 3 of the screw die can be selected as follows: MJ5 × 0.84 h6 h. The thread shape of the aerospace thread is crescent, and correspondingly, the thread opening of the die 3 is crescent so as to conform to the shape of the thread.

Specifically, as shown in fig. 5, the inner diameter a of the mouth of the die 3 is larger than the small diameter b of the external thread of the screw 26 to be cleaned. The method has the advantages that the threading is a method for processing threads on the optical axis of a workpiece by using the die 3, in the traditional thread processing process, a certain clearance is formed when the screw 26 cut by the die 3 is matched with a screw hole, and in consideration of abrasion loss, the die 3 is designed to enable the inner diameter of the die 3 to be smaller than the nominal size of the inner diameter of the threads, but in the utility model, the die 3 is applied to the situation of cleaning the processed threads, and the inner diameter of the die 3 is required to be enlarged in order not to damage the existing threads.

Specifically, as shown in fig. 3, the resilient platform 4 includes a housing 16 fixed on the base 5 and an object stage 17 disposed in an upper surface of the housing 16, and a cavity 18 is disposed in the housing 16 for moving the object stage 17 in a moving direction of the die 3. The function of the device is to counteract the redundant force in the pressing process and ensure the working stability.

Specifically, as shown in fig. 3, a sliding table 19 is arranged below the object stage 17, sliding rods 20 are arranged on two opposite sides of a side wall of the sliding table 19, a sliding groove 21 for the sliding rod 20 to move is arranged on the housing 16, an elastic device 25 is arranged below the sliding table 19, and the elastic device 25 is a compression spring 10. The effect of the buffer device is that the buffer device plays a role in buffering the descending of the objective table 17, ensures the working stability and can reset the objective table 17.

Specifically, as shown in fig. 1, motor support 2 includes base 5, be equipped with support column 6 on the base 5, by supreme stopper 7, adjustable shelf 8, the mount 9 of being equipped with in proper order down on the support column 6, be connected with spring 10 between adjustable shelf 8 and the mount 9, adjustable shelf 8 can follow the removal of 6 axis directions of support column, and on motor 1 located adjustable shelf 8, mount 9 and 6 fixed connection of support column. Its effect does, through the removal of adjustable shelf 8 on support column 6, thereby make motor 1 move towards elasticity platform 4, stopper 7 is used for restricting the distance that adjustable shelf 8 descends on support column 6, thereby prevent that die 3 from descending the height and crossing low with elasticity platform 4 contacts, elastic connection between mount 9 and adjustable shelf 8 through spring 10, make die 3 at the in-process that carries out the clearance, make die 3 only remove the production along the screw thread by die 3 in the ascending removal of screw 26 radial direction, reduce because the removal of adjustable shelf 8 causes the influence to the removal of die 3 clearance in-process, cause the damage to the screw thread. If a rigid connection is used, the feeding speed of the movable frame 8 on the supporting column 6 needs to be kept consistent with the feeding speed of the die 3 on the screw 26, the manual control technology is difficult, and the electromechanical control cost is high.

Specifically, as shown in fig. 1, the adjustable shelf 8 is including establishing motor platform 11 and the buffer block 12 on support column 6 at the cover, and motor 1 locates motor platform 11 and keeps away from support column 6 department, and both sides are equipped with the limiting plate 13 that is used for restricting buffer block 12 distance of reciprocating about buffer block 12 on motor platform 11, and the distance between two limiting plates 13 is greater than the height of buffer block 12, and the one end that the mount 9 was kept away from to spring 10 is connected on buffer block 12. The motor table 11 is used for arranging the motor 1, the buffer block 12 is used for buffering the telescopic length of the spring 10, and the service life of the spring 10 is prolonged.

Specifically, as shown in fig. 1, an operating rod 14 that can rotate around a fixed point is provided on the fixing frame 9, a link 15 that can rotate around a fixed point is provided on the motor base 11, and the link 15 is connected to the operating rod 14. The action is that the fixed frame 9 is fixed on one end of the operating rod 14, an operator operates the operating rod 14, and the operating rod 14 drives the connecting rod 15 to move, so that the movable frame 8 is driven to move along the axis direction of the support column 6.

Specifically, as shown in fig. 1, the supporting column 6 is a cylinder, the base 5 is fixedly connected with a fixing sleeve 22 sleeved on the supporting column 6, and a locking bolt 23 penetrating through a side wall of the fixing sleeve 22 and connected to a side wall of the supporting column 6 is arranged on a side wall of the fixing sleeve 22. Which acts to prevent the support column 6 from rotating about its axis relative to the base 5. As shown in fig. 2, the base 5 is provided with a limit rod 24 penetrating through the fixed frame 9 and the movable frame 8. The function of the device is to prevent the fixed frame 9 and the movable frame 8 from rotating around the axis of the supporting column 6.

The working principle of the utility model is illustrated as follows: place and fix screw 26 on objective table 17, operating personnel starts manual operating lever 14 down-pressing behind motor 1, motor 1 is down rather than last screw die 3 this moment, reach the screw thread top and atress, motor 1 automatic clockwise turning this moment, drive 3 rotatory entering screw 26 screws of screw die, 3 inside crescent tooth mouths of screw die clear up the residue through the revolving force, the whole back of accomplishing of clearance of screw thread, the automatic anticlockwise rotation of motor support 2 of manual operation, drive 3 back of screw die screw threads that withdraw from of screw die, get back to support stroke initial point motor 1 stop work, the clearance of external screw thread residue is accomplished this moment. In the operation process, the operating rod 14 is pressed downwards, so that the movable frame 8 moves downwards, the cleaning is started when the dies 3 are in contact with the external threads, the compression spring 10 plays a role in buffering the object stage 17 in the cleaning process, the buffer block 12 moves up and down in the space formed by the two limiting plates 13, and the buffer function is played on the spring 10.

The foregoing is only a preferred embodiment of the present invention, and the present invention is not limited thereto in any way, and any simple modification, equivalent replacement and improvement made to the above embodiment within the spirit and principle of the present invention still fall within the protection scope of the present invention.

Claims

1. The utility model provides a novel clearance of external screw thread residue device, includes motor (1), its characterized in that: still include motor support (2), motor (1) is located on motor support (2), be equipped with tooth mouth and wait to clear up external screw thread assorted threading die (3) of screw (26) on the output of motor (1), threading die (3) below is equipped with and waits to clear up elasticity platform (4) of screw (26) with corresponding being used for the installation of threading die (3), elasticity platform (4) set up on motor support (2), motor support (2) are used for threading die (3) on driving motor (1) to remove towards elasticity platform (4), motor (1) are used for driving threading die (3) and rotate, make the tooth mouth of threading die (3) advance along the screw thread of screw (26).

2. The novel cleaning device for the residues on the external threads as claimed in claim 1, wherein: the tooth mouth of the screw die (3) is crescent.

3. The novel cleaning device for the residues on the external threads as claimed in claim 1, wherein: the inner diameter (a) of the tooth mouth of the threading die (3) is larger than the small diameter (b) of the external thread of the screw (26) to be cleaned.

4. The novel cleaning device for the residues on the external threads as claimed in claim 1, wherein: the elastic force platform (4) comprises a shell (16) fixed on the base (5) and an object stage (17) arranged in the upper surface of the shell (16) and used for mounting a screw (26), and a cavity (18) for the object stage (17) to move in the moving direction of the screw die (3) is formed in the shell (16).

5. The novel cleaning device for the residues on the external threads as claimed in claim 4, wherein: a sliding table (19) is arranged below the object stage (17), sliding rods (20) are arranged on two opposite sides of the side wall of the sliding table (19), a sliding groove (21) for the sliding rods (20) to move is formed in the shell (16), and an elastic device (25) is arranged below the sliding table (19).

6. The novel cleaning device for the residues on the external threads as claimed in claim 5, wherein: the elastic device (25) adopts a compression spring (10).

7. The novel cleaning device for the residues on the external threads as claimed in claim 1, wherein: motor support (2) include base (5), be equipped with support column (6) on base (5), support column (6) are gone up by supreme stopper (7), adjustable shelf (8), mount (9) of being equipped with in proper order down, are connected with spring (10) between adjustable shelf (8) and mount (9), and support column (6) axis direction removal can be followed in adjustable shelf (8), and on adjustable shelf (8) were located in motor (1), mount (9) and support column (6) fixed connection.

8. The novel cleaning device for the residues on the external threads as claimed in claim 7, wherein: the utility model discloses a buffer structure, including the motor platform (11) and buffer block (12) that the support column (6) was established including the cover in adjustable shelf (8), support column (6) department is kept away from in motor platform (11) motor (1) is located, both sides are equipped with limiting plate (13) that are used for restricting buffer block (12) and reciprocate the distance about buffer block (12) on motor platform (11), the distance between two limiting plate (13) is greater than the height of buffer block (12), the one end that mount (9) were kept away from in spring (10) is connected on buffer block (12).

9. The novel cleaning device for the residues on the external threads as claimed in claim 7, wherein: the motor platform is characterized in that an operating rod (14) capable of rotating around a fixed point is arranged on the fixed frame (9), a connecting rod (15) capable of rotating around the fixed point is arranged on the motor platform (11), and the connecting rod (15) is connected to the operating rod (14).

10. The novel cleaning device for the residues on the external threads as claimed in claim 7, wherein: support column (6) are the cylinder, and fixedly connected with cover is established at fixed cover (22) on support column (6) on base (5), and fixed cover (22) lateral wall is equipped with and passes fixed cover (22) lateral wall and connect locking bolt (23) on support column (6) lateral wall, be equipped with gag lever post (24) that pass mount (9) and adjustable shelf (8) on base (5).