CN216883570U

CN216883570U - Rotatable thimble structure

Info

Publication number: CN216883570U
Application number: CN202220462819.XU
Authority: CN
Inventors: 闫亚龙; 韩杰
Original assignee: Guangdong Fanrui New Material Co ltd
Current assignee: Guangdong Fanrui New Material Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-07-05
Anticipated expiration: 2032-03-03

Abstract

The utility model discloses a rotatable thimble structure, wherein a base is fixedly arranged on the upper surface of a base plate, a rotating shaft sleeve, a rotating shaft and a thimble structure are arranged on the base plate, a hook spring and a replacing device are fixedly arranged on the base plate, the replacing device comprises a fixed frame, the fixed frame is fixedly connected with the surface of the base plate, a sliding block is connected in the fixed frame in a sliding manner, a hook is fixedly connected on the upper surface of the sliding block, a sleeve is connected in the fixed frame in a sliding manner, a screw rod is inserted into the sleeve through internal threads, and the screw rod is rotatably connected with the inside of the sliding block. This rotatable thimble structure is through setting up the change device, through the installation distance of hook spring between control base and the base plate, has made things convenient for the staff to the installation of hook spring between base and base plate to this has reduced the great phenomenon that has leaded to inconvenient staff to change the hook spring between base plate and the base of hook spring stiffness coefficient, through setting up the lead screw, has strengthened the taut degree of hook spring between pothook and base, and this utility model is used for the machining device field.

Description

Rotatable thimble structure

Technical Field

The utility model belongs to the field of machining devices, and particularly relates to a rotatable thimble structure.

Background

The ejector pin structure is used for fixing a workpiece in the product machining process, the rotary ejector pin is a structure for improving the ejector pin structure, and when the workpiece is machined and rotated, the ejector pin and the product synchronously rotate together to reduce friction between the product and the ejector pin, so that the problem of poor ejector pin printing on the surface of the product is greatly reduced.

The hook spring is the important structure of driving the thimble and changes, installs usually between base plate and base, when the hook spring appears damaging between base and base plate, because the stiffness coefficient of hook spring is great, can lead to inconvenient staff to the change of hook spring between base plate and the base.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a rotatable thimble structure.

According to an embodiment of the first aspect of the present invention, a rotatable thimble structure is provided, which includes a substrate, a base is fixedly installed on an upper surface of the substrate, the base is installed with a rotating shaft sleeve, a rotating shaft and a thimble structure, a hook spring and a replacing device connected with the hook spring are fixedly installed on the substrate, the replacing device includes a fixing frame, the fixing frame is fixedly connected with a surface of the substrate, a sliding block is slidably connected inside the fixing frame, a hook is fixedly connected with an upper surface of the sliding block, a sleeve is slidably connected inside the fixing frame, a screw rod is inserted into an inner thread of the sleeve, and the screw rod is rotatably connected with an inside of the sliding block.

According to the rotatable thimble structure provided by the embodiment of the first aspect of the utility model, the side wall of the fixing frame is fixedly connected with the positioning block, the inside of the positioning block is slidably connected with the rectangular rod, the lower side of the rectangular rod is fixedly connected with the clamping block, and the side wall of the sleeve is uniformly provided with a plurality of clamping grooves.

According to the rotatable thimble structure in the embodiment of the first aspect of the present invention, the rectangular rod is in an "L" shape, and two springs are fixedly connected to a side of the clamping block and a side of the positioning block close to each other.

According to the rotatable thimble structure in the embodiment of the first aspect of the utility model, one end of the screw rod, which is far away from the sliding block, is fixedly connected with the auxiliary block, and the side wall of the auxiliary block is uniformly and fixedly connected with the plurality of bulges.

According to the rotatable thimble structure in the embodiment of the first aspect of the present invention, the side wall of the substrate is provided with a supporting device, the supporting device includes four positioning pins, the four positioning pins are all fixedly connected with the side wall of the substrate, and a supporting frame is rotatably connected to the surface of each positioning pin.

According to the rotatable thimble structure in the embodiment of the first aspect of the utility model, the side wall of the support frame is uniformly provided with a plurality of limiting grooves, and the inner threads of the positioning pins are inserted with bolts.

According to the rotatable thimble structure in the embodiment of the first aspect of the present invention, a fixing rod is fixedly connected to an end side of the supporting frame, and a rubber sleeve is sleeved on a surface of the fixing rod.

One of the above technical solutions of the present invention has at least one of the following advantages or beneficial effects:

this rotatable thimble structure is through setting up the change device, through the installation distance of hook spring between control base and the base plate, has made things convenient for the staff to the installation of hook spring between base and base plate to this has reduced the great phenomenon that has leaded to inconvenient staff to change the hook spring between base plate and the base of hook spring stiffness coefficient, through setting up the lead screw, has strengthened the taut degree of hook spring between pothook and base.

Drawings

The utility model is further described below with reference to the accompanying drawings and examples;

FIG. 1 is a schematic perspective view of a rotatable thimble structure according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a supporting device according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a replacing device according to an embodiment of the present invention;

FIG. 4 is an enlarged view of FIG. 2 at A in accordance with an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, and may be, for example, a fixed connection or a movable connection, a detachable connection or a non-detachable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other elements or indirectly connected through one or more other elements or in an interactive relationship between two elements.

The following disclosure provides many different embodiments, or examples, for implementing different aspects of the utility model.

Referring to fig. 1 to 4, a rotatable thimble structure is provided, which includes a substrate 1, a base 2 fixedly mounted on an upper surface of the substrate 1, a hook spring 3 fixedly mounted on a side of the substrate 1 close to the base 2, a replacing device 4 disposed on a surface of the substrate 1, and a supporting device 5 disposed on a side wall of the substrate 1.

Referring to fig. 2, in the present embodiment, the replacing device 4 includes a fixing frame 401, the fixing frame 401 is fixedly connected to the surface of the substrate 1, a sliding block 402 is slidably connected to the inside of the fixing frame 401, a hook 403 is fixedly connected to the upper surface of the sliding block 402, a sleeve 406 is slidably connected to the inside of the fixing frame 401, a screw rod 404 is inserted into an internal thread of the sleeve 406, by rotating the screw rod 404, the position of the sliding block 402 is conveniently adjusted, the tension of the hook spring 3 between the hook 403 and the base 2 is further conveniently adjusted, and the screw rod 404 is rotatably connected to the inside of the sliding block 402.

Referring to fig. 3, in some embodiments of the present invention, a positioning block 407 is fixedly connected to a side wall of a fixing frame 401, a rectangular rod 408 is slidably connected to an inside of the positioning block 407, a fixture block 409 is fixedly connected to a lower side of the rectangular rod 408, a plurality of slots 411 are uniformly formed in a side wall of a sleeve 406, the fixture block 409 is inserted into an inner wall of the slot 411, so that fixing of the position of a slider 402 after movement can be achieved, the rectangular rod 408 is in an "L" shape, two springs 410 are fixedly connected to a side of the fixture block 409 and the positioning block 407 close to each other, stability of the fixture block 409 being clamped into the inner wall of the slot 411 is improved due to the arrangement of the springs 410, an auxiliary block 405 is fixedly connected to one end of a screw rod 404 far from the slider 402, a plurality of protrusions are uniformly and fixedly connected to a side wall of the auxiliary block 405, and the arrangement of the auxiliary block 405 facilitates driving of the screw rod 404 in the sleeve 406 by a worker.

Referring to fig. 4, in some embodiments of the present invention, the supporting device 5 includes four positioning pins 54, the four positioning pins 54 are all fixedly connected to the side wall of the substrate 1, the surface of the positioning pins 54 is rotatably connected to a supporting frame 51, the supporting operation for the substrate 1 can be achieved by rotating the supporting frame 51 on the positioning pins 54, a plurality of limiting grooves 56 are uniformly formed in the side wall of the supporting frame 51, bolts 55 are inserted into internal threads of the positioning pins 54, the bolts 55 are inserted into inner walls of the limiting grooves 56, so that the stability of fixing between the supporting frame 51 and the positioning pins 54 after driving is improved, a fixing rod 52 is fixedly connected to the end side of the supporting frame 51, a rubber sleeve 53 is sleeved on the surface of the fixing rod 52, and an anti-slip sleeve on the fixing rod 52 is extruded between the fixing rod 52 and a device or a workbench, so that the stability of structural support for the substrate 1 is improved.

The base plate 1 is assembled with a bidirectional bearing and a rotating shaft of a base 2 in a matching way and is assembled on a machine mainboard, then a linear bearing, a bearing rod and a linear bearing fixing seat are assembled into a set and assembled on the mainboard and assembled with the rotating shaft, a rocker arm is driven by a cam to rotate to achieve the effect of advancing and retreating, a servo motor is arranged at the tail part of the rotating shaft and is connected with the rotating shaft by a connecting shaft device, a hook spring 3 is connected with the rotating shaft to achieve the rotatable effect, the defective scrap caused by friction can be reduced by using the rotating thimble, through arranging a replacing device 4, when the hook spring 3 needs to be replaced, a sliding block 402 is firstly slid to the direction close to the base 2 to move, the distance between a hook 403 and the base 2 is smaller, a worker can conveniently sleeve the hook spring 3 at the position between the base 2 and the hook 403, the sleeve 406 is pulled to the direction far away from the hook spring 3, and the sleeve 406 can drive the sliding block 402 to move, fixture block 409 of straight triangular prism structure and sleeve 406 between the in-process that removes have irreversibility, after the staff is taut with hook spring 3, fixture block 409 can receive the inner wall that spring 410 elastic force effect card advances corresponding draw-in groove 411 on the locating piece 407, can realize the fixed work to removing back slider 402 position this moment, the change work of staff to hook spring 3 between slider 402 and the base 2 has been made things convenient for, change device 4 through setting up, through the installation distance of hook spring 3 between control base 2 and the base plate 1, the installation of staff to hook spring 3 between base 2 and base plate 1 has been made things convenient for, with this phenomenon that the great inconvenient staff that has led to the change of hook spring 3 between base plate 1 and base 2 of having reduced hook spring 3 coefficient of stiffness.

Through setting up lead screw 404, rotate supplementary piece 405, supplementary piece 405 can drive lead screw 404 and rotate in the inside of sleeve 406 to make things convenient for the further drive work to slider 402, strengthened the taut degree of hook spring 3 between pothook 403 and base 2, further improved the taut stability of hook spring 3.

When needing to carry out maintenance work to base 2 inner structure, the staff can roll out support frame 51 on the locating pin 54, after rotating support frame 51 suitable position, rotate the inner wall that bolt 55 inserted spacing groove 56, can realize the fixed work to support frame 51 after driving, the slope work to base plate 1 has been made things convenient for, further made things convenient for the slope to base 2, the staff has made things convenient for the maintenance work to base 2 inner structure, it supports on equipment or workstation to get the rubber sleeve 53 on the dead lever 52, the stability of supporting to base plate 1 has further been improved, through setting up strutting arrangement 5, the support after having made things convenient for base plate 1 to slope, further made things convenient for the staff to the observation and subsequent maintenance work of base 2 inner structure.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a rotatable thimble structure, a serial communication port, includes the base plate, the last fixed surface of base plate installs the base, the pedestal mounting has rotatory axle sleeve, rotation axis and thimble structure, fixed mounting has the hook spring and connects on the base plate the change device of hook spring, it includes the mount to change the device, the mount is connected with the fixed surface of base plate, the inside sliding connection of mount has the slider, the last fixed surface of slider is connected with the pothook, the inside sliding connection of mount has the sleeve, telescopic inside screw thread is inserted and is equipped with the lead screw, the lead screw is connected with the inside rotation of slider.

2. The rotatable thimble structure of claim 1, wherein: the lateral wall fixedly connected with locating piece of mount, the inside sliding connection of locating piece has the rectangle pole, the downside fixedly connected with fixture block of rectangle pole, a plurality of draw-in groove has evenly been seted up to telescopic lateral wall.

3. The rotatable thimble structure of claim 2, wherein: the rectangular rod is of an L-shaped structure, and two springs are fixedly connected to one side of the clamping block, which is close to the positioning block, of the positioning block.

4. The rotatable thimble structure of claim 1, wherein: the one end fixedly connected with auxiliary block that the slider was kept away from to the lead screw, the even fixedly connected with a plurality of arch of the lateral wall of auxiliary block.

5. The rotatable thimble structure of claim 1, wherein: the lateral wall of base plate is equipped with strutting arrangement, strutting arrangement includes four locating pins, four the locating pin all with the lateral wall fixed connection of base plate, the surface rotation of locating pin is connected with the support frame.

6. The rotatable thimble structure of claim 5, wherein: a plurality of limiting grooves are uniformly formed in the side wall of the supporting frame, and bolts are inserted into the internal threads of the positioning pins.

7. The rotatable thimble structure of claim 5, wherein: the lateral side of the supporting frame is fixedly connected with a fixed rod, and a rubber sleeve is sleeved on the surface of the fixed rod.