CN211145269U

CN211145269U - Novel micro motor screw

Info

Publication number: CN211145269U
Application number: CN201921284923.9U
Authority: CN
Inventors: 钟木生; 李志强; 邱杰
Original assignee: Dongguan Yuankaixin Precision Technology Co ltd
Current assignee: Dongguan Yuankaixin Precision Technology Co ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-07-31
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a novel micro motor screw, the structure of which comprises a screw body, a conical spiral groove and a connecting mechanism, the connecting mechanism is arranged at the top and the bottom of the screw body, a hollow insert block of the screw body is inserted into the slot of the original screw body, and a special tool is inserted into an opening to pull a slider, so that the slider drives a connecting rod and a cone to move, a fixed plate drives a clamping block to move inwards under the elastic force of a reset spring, when the hollow insert block of an external screw contacts the slider of the original screw, the pulling force of the external opening is cancelled, the connecting rod moves upwards under the elastic force of the compression spring and pushes two clamping blocks to move outwards to enter a clamping groove, thereby realizing the fixation of two screws, achieving the rapid connection and fixation of the two screws, and being convenient for a plurality of parts to be transmitted on a coaxial motor, reducing the production cost and bringing convenient beneficial effects for work.

Description

Novel micro motor screw

Technical Field

The utility model relates to a screw rod technical field, concretely relates to novel micro motor screw rod.

Background

The surface is cut with the cylinder of helicla flute or is cut with the circular cone of conical surface helicla flute, the screw rod has different heads, it divide into outer hexagonal screw rod more to have different heads, big flat screw rod, interior hexagonal screw and so on, the screw rod need be transmitted with the help of the motor usually at mechanical transmission in-process, but prior art is because screw rod length is comparatively fixed, make screw rod length be not enough when needing a plurality of spare parts of coaxial transmission, and then need add more motors and rotate when needing longer carrying out mechanical transmission, cause the increase of cost, bring inconvenience for work.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the prior art not enough, provide a novel micro motor screw rod now, solved prior art because screw rod length is comparatively fixed for screw rod length is not enough when a plurality of spare parts of needs coaxial drive, then need add more motors and rotate when needing longer carrying out mechanical transmission, causes the increase of cost, brings inconvenient problem for work.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a novel micro motor screw rod, which comprises a screw rod body, a conical surface spiral groove and a connecting mechanism, wherein the conical surface spiral groove is distributed on the side surface of the screw rod body, the connecting mechanism is arranged at the top and the bottom of the screw rod body, the connecting mechanism consists of a slot, a hollow insert block, a clamping block, a sliding groove, a sliding block, an opening, a connecting rod, a fixing ring, a compression spring, a transmission mechanism and an anti-slip paint, the slot is arranged at the middle part of the bottom end surface of the screw rod body, the slot is symmetrically provided with two ends at the left and right sides of the inner side of the slot, the hollow insert block is vertically welded at the middle part of the top end surface of the screw rod body, the hollow insert block movably extends into the inner side of the slot, the clamping block penetrates through the side surface of the hollow insert block, the clamping block tightly, the sliding block is tightly attached to the middle of the top end face of the hollow insertion block, the opening is formed in the middle of the bottom end face of the sliding block, the connecting rod is perpendicularly welded to the middle of the top end face of the sliding block and perpendicularly penetrates through the middle of the top end face of the inner side of the sliding groove, the inner ring of the fixing ring is fastened to the top end of the outer side of the connecting rod, the fixing ring slides up and down along the end face of the inner side of the sliding groove, two ends of the compression spring are respectively and fixedly connected to the middle of the top end face of the fixing ring and the end face of the inner side of the sliding groove, the end face of the inner.

Further, drive mechanism comprises fixed plate, reset spring and cone, the fixed plate lock closes in fixture block right-hand member face, the reset spring both ends are laminated respectively in cavity inserted block inboard left end face and fixed plate left end face, and reset spring medial extremity face and fixture block outside end face swing joint, the cone is integrated structure and sets up in connecting rod top end face, and the cone right-hand member face.

Furthermore, the fixture block, the fixing plate and the return spring are symmetrically provided with two ends at the left end and the right end of the hollow insertion block.

Furthermore, the sliding block is in an inverted T shape.

Furthermore, the end surface of the inner side of the opening is plum blossom-shaped.

Further, the side surface of the fixing ring is provided with a smooth ceramic layer.

Furthermore, the cone is in a shape of reducing from bottom to top.

Furthermore, the compression spring is made of carbon steel.

Furthermore, the fixture block is made of stainless steel.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

in order to solve the problems of the prior art that the length of a screw is not enough when a plurality of parts are required to be coaxially transmitted due to the fact that the length of the screw is fixed, and more motors are required to be added to rotate when mechanical transmission is required to be carried out for a long time, so that the cost is increased, and the work is inconvenient, the connecting mechanism is arranged at the top and the bottom of the screw body, a hollow insert block of the screw body is inserted into an insertion slot of the original screw body, meanwhile, a special tool is inserted into an opening to pull a slide block, so that the slide block drives a connecting rod and a cone to move, a fixing plate drives clamping blocks to move inwards under the elastic force of a return spring, when the hollow insert block of an external screw contacts the slide block of the original screw, the pulling force to the external opening is cancelled, so that the connecting rod moves upwards under the elastic force of a compression, thereby realize the fixed of two screw rods, reached and connected two screw rods fast and fixed, a plurality of spare parts of being convenient for transmit on coaxial motor, reduce manufacturing cost, bring convenient beneficial effect for work.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the distribution structure of the connection mechanism of the present invention;

FIG. 3 is a schematic view of the front cross-sectional structure of the screw body of the present invention;

FIG. 4 is a schematic top view of the hollow insert of the present invention;

fig. 5 is an enlarged schematic view of the structure at a of the present invention.

In the figure: the screw rod comprises a screw rod body-1, a conical spiral groove-2, a connecting mechanism-3, a slot-31, a clamping groove-32, a hollow insertion block-33, a clamping block-34, a sliding groove-35, a sliding block-36, an opening-37, a connecting rod-38, a fixing ring-39, a compression spring-310, a transmission mechanism-311, an anti-skid paint-312, a transmission mechanism-311, a fixing plate-3111, a return spring-3112 and a cone-3113.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a novel micro motor screw: the screw comprises a screw body 1, a conical spiral groove 2 and a connecting mechanism 3, wherein the conical spiral groove 2 is distributed on the side surface of the screw body 1, the connecting mechanism 3 is arranged at the top and the bottom of the screw body 1, the connecting mechanism 3 comprises an inserting groove 31, a clamping groove 32, a hollow inserting block 33, a clamping block 34, a sliding groove 35, a sliding block 36, an opening 37, a connecting rod 38, a fixing ring 39, a compression spring 310, a transmission mechanism 311 and an anti-skid paint 312, the inserting groove 31 is arranged in the middle of the bottom end surface of the screw body 1, the inserting groove 31 is symmetrically provided with two ends which are arranged at the left end and the right end of the inner side of the inserting groove 31, the hollow inserting block 33 is vertically welded in the middle of the top end surface of the screw body 1, the hollow inserting block 33 movably extends into the inner side of the inserting groove 31, the clamping block 34 penetrates through the side surface of the hollow, the sliding block 36 is tightly attached to the middle of the top end face of the hollow insertion block 33, the opening 37 is formed in the middle of the bottom end face of the sliding block 36, the connecting rod 38 is vertically welded to the middle of the top end face of the sliding block 36, the connecting rod 38 vertically penetrates through the middle of the top end face of the inner side of the sliding groove 35, the inner ring of the fixing ring 39 is fastened to the top end of the outer side of the connecting rod 38, the fixing ring 39 slides up and down along the end face of the inner side of the sliding groove 35, two ends of the compression spring 310 are fixedly connected to the middle of the top end face of the fixing ring 39 and the top end face of the inner side of the sliding groove 35 respectively, the end face.

Wherein, drive mechanism 311 comprises fixed plate 3111, reset spring 3112 and cone 3113, fixed plate 3111 lock in fixture block 34 right-hand member face, reset spring 3112 both ends are laminated respectively in cavity inserted block 33 inboard left end face and fixed plate 3111 left end face, and reset spring 3112 medial surface and fixture block 34 outside end face swing joint, cone 3113 sets up in connecting rod 38 top end face for integrated into one piece, and cone 3113 laminates in fixed plate 3111 right-hand member face, is convenient for make fixture block 34 remove about and fix in draw-in groove 32.

The fixture block 34, the fixing plate 3111 and the return spring 3112 are symmetrically disposed at two ends of the hollow insertion block 33, so that the hollow insertion block 33 is more stably fixed in the slot 31.

The slider 36 is in an inverted T shape, so that the area of the bottom of the slider 36 is increased, and an external tool can be conveniently inserted into the opening 37 by increasing the inner diameter of the opening 37.

Wherein, the inner end surface of the opening port 37 is quincunx to prevent being opened randomly

Wherein, the side surface of the fixing ring 39 is provided with a smooth ceramic layer, so that the fixing ring 39 can slide rapidly in the sliding groove 35.

Wherein, the cone 3113 is tapered from bottom to top, so that the fixing plate 3111 is moved radially by the elastic force of the return spring 3112 during the downward sliding of the arm 3113.

The compression spring 310 is made of carbon steel, has high hardness and is not easy to damage.

The fixture block 34 is made of stainless steel.

From the above table, it can be seen that: the stainless steel material adopted by the fixture block 34 of the utility model has the advantage of stronger hardness.

The patent states: compression spring 310, compression spring (pressure spring) are the coil spring who bears to pressure, and the material cross-section that it used is mostly circular, also has rectangle and stranded steel and entangle to make, and the spring is generally equidistant, and compression spring's shape is: the compression spring is cylindrical, conical, convex and concave, and a small number of non-circular shapes, and the like, a certain gap is reserved between the rings of the compression spring, and the compression spring contracts and deforms when subjected to external load, so that deformation energy is stored.

The working principle is as follows: firstly, the top of a screw body 1 is fixedly arranged at a designated position of an output shaft of a motor, then a conical spiral groove 2 on the outer surface of the outer screw body 1 is in contact connection with an external position needing transmission, when more workpieces need to be coaxially transmitted, a hollow insert 33 of the outer screw body 1 is inserted into an original slot 31 of the screw body 1, meanwhile, a special tool is inserted into an opening 37, the slide block 36 is pulled by pulling the external tool, so that the slide block 36 drives a connecting rod 38 and a fixed fixing ring 39 to move downwards in a sliding groove 35, the fixing ring 39 pulls a compression spring 310 to stretch while moving downwards, the connecting rod 38 drives a cone 3113 to move downwards, the fixing plate 3111 is driven by the elasticity of a return spring 3112 to move inwards, and therefore the side surface of the fixture 34 is flush with the side surface of the hollow insert 33, then, the external screw is continuously pushed upwards to drive the hollow insert 34 to be inserted into the slot 31, when the hollow insert 31 of the external screw contacts the slider 36 of the original screw and cannot continuously move the screw body 1 upwards, the pulling force on an external tool can be eliminated, so that the pulling force on the compression spring 310 disappears, the connecting rod 38 is moved upwards by the elastic force of the compression spring 310, the connecting rod 38 drives the cone 3113 to move upwards, the cone 3113 pushes the two fixing plates 311 to move outwards while moving upwards, the two fixing plates 3111 push the two clamping blocks 34 to move outwards to enter the clamping grooves 32, and thus the two screws are fixed, and then the extended screw is used.

The basic principle and the main characteristics of the present invention and the advantages of the present invention have been shown and described above, and the present invention uses standard parts that can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the attached drawings, the specific connection mode of each part is all the conventional means such as bolt and rivet, welding, etc. mature in the prior art, and machinery, parts and equipment are all adopted in the prior art, and the conventional model is added to the conventional connection mode in the prior art, and detailed description is not given here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel micro motor screw comprises a screw body (1) and conical spiral grooves (2), wherein the conical spiral grooves (2) are distributed on the side surface of the screw body (1);

the method is characterized in that: the anti-skid coating machine is characterized by further comprising a connecting mechanism (3), the connecting mechanism (3) is arranged at the top and the bottom of the screw body (1), the connecting mechanism (3) is composed of a slot (31), a slot (32), a hollow insert block (33), a clamping block (34), a sliding groove (35), a sliding block (36), an opening (37), a connecting rod (38), a fixing ring (39), a compression spring (310), a transmission mechanism (311) and an anti-skid coating (312), the slot (31) is formed in the middle of the bottom end face of the screw body (1), the slot (31) is symmetrically provided with two left and right ends inside the slot (31), the hollow insert block (33) is vertically welded in the middle of the top end face of the screw body (1), the hollow insert block (33) movably extends into the inside of the slot (31), the clamping block (34) penetrates through the side face of the hollow insert block (33), and the clamping block (34) tightly extends into the inner, the sliding groove (35) is vertically arranged in the middle of the top end face of the inner side of the slot (31), the sliding block (36) movably extends into the bottom end of the inner side of the sliding groove (35), the sliding block (36) is tightly attached to the middle of the top end face of the hollow insertion block (33), the opening port (37) is arranged in the middle of the bottom end face of the sliding block (36), the connecting rod (38) is vertically welded in the middle of the top end face of the sliding block (36), the connecting rod (38) vertically penetrates through the middle of the top end face of the inner side of the sliding groove (35), the inner ring of the fixing ring (39) is fastened at the top end of the outer side of the connecting rod (38), the fixing ring (39) slides up and down along the end face of the inner side of the sliding groove (35), two ends of the compression spring (310) are respectively and fixedly connected to the middle of the top end face of the fixing ring, the anti-skid paint (312) is coated on the outer end face of the hollow insert block (33).

2. The novel micro motor screw rod of claim 1, characterized in that: drive mechanism (311) comprise fixed plate (3111), reset spring (3112) and cone (3113), fixed plate (3111) closure is in fixture block (34) right-hand member face, reset spring (3112) both ends are laminated respectively in cavity inserted block (33) inboard left end face and fixed plate (3111) left end face, and reset spring (3112) medial surface and fixture block (34) outside terminal surface swing joint, cone (3113) set up in connecting rod (38) top terminal surface for integrated structure, and cone (3113) laminate in fixed plate (3111) right-hand member face.

3. The novel micro motor screw rod of claim 1, characterized in that: the fixture block (34), the fixing plate (3111) and the return spring (3112) are symmetrically provided with two ends at the left end and the right end of the hollow insertion block (33).

4. The novel micro motor screw rod of claim 1, characterized in that: the sliding block (36) is in an inverted T shape.

5. The novel micro motor screw rod of claim 1, characterized in that: the end surface of the inner side of the opening (37) is plum blossom-shaped.

6. The novel micro motor screw rod of claim 1, characterized in that: the side surface of the fixing ring (39) is provided with a smooth ceramic layer.

7. The novel micro motor screw rod of claim 2, characterized in that: the cone (3113) is tapered from bottom to top.