CN216781035U

CN216781035U - Tool is fixed to gear shaft

Info

Publication number: CN216781035U
Application number: CN202123286452.5U
Authority: CN
Inventors: 赵志刚; 王德顺; 简政; 赵志强
Original assignee: Huizhou Jinjian Precision Parts Co ltd
Current assignee: Huizhou Jinjian Precision Parts Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-06-21
Anticipated expiration: 2031-12-24

Abstract

The utility model relates to the technical field of hardware processing, in particular to a gear shaft fixing jig which comprises a base and a jig body detachably connected to the base, wherein the jig body is uniformly provided with a plurality of positioning grooves, the openings of the positioning grooves are positioned at the front side of the jig body, separation blocks are formed between every two adjacent positioning grooves, a placing seat is arranged in each positioning groove, a space is formed between each placing seat and the rear side wall of each positioning groove, each placing seat is provided with a through part which penetrates through the front side end face and the rear side end face of each placing seat, a limiting plate is arranged at the front side of the jig body, and a plurality of limiting holes are formed in each limiting plate. The jig body and the base are detachably connected, the jig body is provided with the plurality of placing seats, the plurality of gear shafts can be clamped at one time, after one of the gear shafts is machined by the machine tool, the other gear shaft can be quickly machined by only turning over the jig body, a product does not need to be clamped again, the operation is convenient and quick, the machining time is shortened, the machining efficiency is improved, and the production cost is reduced.

Description

Tool is fixed to gear shaft

Technical Field

The utility model relates to the technical field of hardware machining, in particular to a gear shaft fixing jig.

Background

The traditional hardware generally refers to gold, silver, copper, iron and tin, the hardware in the current mechanical manufacturing also refers to metal, and the hardware processing refers to processing a metal material into various hardware parts such as screws, plates, shafts and the like by using equipment such as a lathe, a milling machine, a drilling machine, a grinding machine and the like according to a designed drawing or a designed sample. The shaft is one of the hardware, and is a mechanical part that supports a rotating part and rotates together with the rotating part to transmit motion, torque or bending moment, and the part performing rotary motion in the machine is arranged on the shaft. A gear shaft is one of hardware, and refers to a mechanical part that supports a rotating part and rotates together with it to transmit motion, torque, or bending moment. The gear shaft can realize the transmission of gears and other parts, can well transmit torque and power, has the advantages of high transmission efficiency, long service life, compact structure and the like, and is a basic hardware part widely applied to engineering machinery. The processing of gear shaft generally involves the processing of two parts of axle and gear, and according to the user demand, the axle head of gear shaft needs to process two straight faces out a bit, and traditional processing mode is processing one by one, and the staff dismantles the tool after having processed one of them face on with gear shaft clamping to the tool, carries out the clamping again after overturning the gear shaft, and such mode operating procedure is loaded down with trivial details, and inefficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present invention provides a gear shaft fixing jig.

The utility model is realized by adopting the following scheme:

the utility model provides a tool is fixed to gear shaft for carry the machined part to the lathe, including the base, can dismantle connect in tool body on the base, the tool body evenly is provided with a plurality of constant head tank, the opening of constant head tank is located constitute the branch spacer between the front side of tool body, be provided with the seat of placing that is used for placing the gear shaft in the constant head tank, place the seat with the interval has between the rear side wall of constant head tank, it is provided with a portion of penetrating that is used for placing the axial region of gear shaft to place the seat, the portion of penetrating link up place the front and back both sides terminal surface of seat, the front side of tool body is provided with a limiting plate, the limiting plate is provided with a plurality of spacing holes that are used for restricting the tooth portion of gear shaft, the quantity in spacing hole with the quantity of constant head tank equals.

Furthermore, an insert used for clamping the shaft part of the gear shaft is further arranged at the position of the interval between the placing seat and the end face of the rear side of the positioning groove, and the insert comprises a main body, and a first clamping part and a second clamping part which are arranged on one side of the main body facing the placing seat.

Furthermore, a plurality of limiting teeth used for limiting the gear are arranged in the limiting hole.

Furthermore, the limiting plate is provided with a plurality of first mounting holes, and the tool body and the position that first mounting hole corresponds are provided with the second mounting hole.

Furthermore, the front side of the jig body is detachably connected with a pressing block, the limiting plate is located between the pressing block and the jig body, and a through hole is formed in the position, corresponding to the limiting hole, of the pressing block.

Furthermore, the front side of base is provided with a plurality of bolts, the briquetting be provided with the spliced eye that the bolt corresponds.

Furthermore, the base is provided with a plurality of connecting posts, and the jig body is provided with connecting holes corresponding to the connecting posts.

Furthermore, the base is provided with a plurality of cushion blocks.

Furthermore, the top surface of the placing seat is provided with a first concave part, and the bottom surface of the placing seat is provided with a second concave part.

Furthermore, a plurality of third mounting holes are formed in the base.

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

the jig body and the base are detachably connected, the jig body is provided with the plurality of placing seats, the plurality of gear shafts can be clamped at one time, and meanwhile, after one surface of the jig body is machined by a machine tool, the other surface can be quickly machined by turning over the jig body without re-clamping a product, so that the operation is convenient and quick, the machining time is shortened, the machining efficiency is improved, and the production cost is reduced. The gear shaft directly passes through the limiting hole of the limiting plate and is inserted into the through part to complete clamping, the clamping process is quick, and the processing preparation time is further shortened.

Drawings

Fig. 1 is a schematic structural view of a gear shaft fixing jig provided in the present invention.

FIG. 2 is a schematic structural diagram of the present invention, in which the compact is hidden.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is another angle view of the jig body according to the present invention.

Fig. 5 is a schematic view of a jig body according to the present invention.

Fig. 6 is a schematic view of the base of the present invention.

Fig. 7 is a schematic view of an insert of the present invention.

The figure includes:

base 1, spliced pole 11, cushion 12, third mounting hole 13, bolt 14, tool body 2, constant head tank 21, separating block 22, second mounting hole 23, connecting hole 24, place seat 3, portion 31 of lining up, first interior recess 32, second interior recess 33, limiting plate 4, spacing hole 41, spacing tooth 42, first mounting hole 43, mold insert 5, main part 51, first clamping part 52, second clamping part 53, briquetting 6, through-hole 61, spliced eye 62.

Detailed Description

To facilitate an understanding of the present invention for those skilled in the art, the present invention will be described in further detail below with reference to specific embodiments and accompanying drawings.

Referring to fig. 1 to 7, the present invention provides a gear shaft fixing jig for conveying a workpiece to a machine tool, including a base 1, a jig body 2 detachably connected to the base 1, wherein the jig body 2 is uniformly provided with a plurality of positioning grooves 21, the opening of the positioning groove 21 is positioned at the front side of the jig body 2, a separation block 22 is formed between the adjacent positioning grooves 21, a placing seat 3 for placing a gear shaft is arranged in the positioning groove 21, a space is arranged between the placing seat 3 and the rear side wall of the positioning groove 21, the placing seat 3 is provided with a through part 31 for placing the shaft part of the gear shaft and a through part 31, the through part 31 of the through part 31 penetrates through the front and back end surfaces of the placing seat 3, the through part 31 of the through part 31 is arranged along the direction parallel to the bottom surface of the jig main body 51, and the shaft part of the gear shaft can be inserted into the through part 31 of the through part 31 from the front side of the jig main body 2. In this embodiment, seven positioning slots 21 are provided, seven placing seats 3 are correspondingly provided, and six separating blocks 22 are provided.

The front side of tool body 2 is provided with a limiting plate 4, limiting plate 4 is provided with a plurality of spacing holes 41 that are used for limiting the tooth portion of gear shaft, the quantity in spacing hole 41 with the quantity of constant head tank 21 equals. The limiting holes 41 are internally provided with a plurality of limiting teeth 42 for limiting the gears, and the number of the limiting teeth 42 is three, and the limiting teeth are clamped between the teeth of the gears to limit the gears at three points so as to prevent the gears from rotating.

The top surface of the placing seat 3 is provided with a first concave portion 32, and the bottom surface of the placing seat 3 is provided with a second concave portion 33. The provision of the first and second inner recessed portions 32 and 33 makes the thickness of the placement base 3 at the shaft portion corresponding to the gear shaft smaller than the diameter of the gear shaft, thereby facilitating the processing of a flat surface.

An insert 5 for clamping the shaft portion of the gear shaft is further disposed at a space between the placing seat 3 and the rear end face of the positioning groove 21, and the insert 5 includes a main body 51, and a first clamping portion 52 and a second clamping portion 53 disposed on a side of the main body 51 facing the placing seat 3. After the shaft portion of the gear shaft is inserted into the through portion 31 of the through portion 31, the tip end of the shaft portion extends between the first clamping portion 52 and the second clamping portion 53, and clamping positioning is achieved.

The limiting plate 4 is provided with a plurality of first mounting holes 43, and the jig body 2 is provided with second mounting holes 23 at positions corresponding to the first mounting holes 43 (one or more of the second mounting holes 23 may be provided at the separation block 22). In specific implementation, the limiting plate 4 can be mounted on the front side of the jig body 2 by using a screw.

The front side of the jig body 2 is detachably connected with a pressing block 6, the limiting plate 4 is located between the pressing block 6 and the jig body 2, and a through hole 61 is formed in the position, corresponding to the limiting hole 41, of the pressing block 6. Meanwhile, the pressing block 6, the limiting plate 4 and the jig body 2 can be locked simultaneously through screws (the screws at the first mounting hole 43 and the second mounting hole 23).

The front side of the base 1 is provided with a plurality of bolts 14, and the pressing block 6 is provided with inserting holes 62 corresponding to the bolts 14. The cooperation of bolt 14 and jack 62 makes the location more convenient quick when installing briquetting 6.

The jig is characterized in that the base 1 is provided with a plurality of connecting columns 11, and the jig body 2 is provided with connecting holes 24 corresponding to the connecting columns 11. Therefore, the jig body 2 can be quickly connected to the corresponding position of the base 1 through the matching of the connecting column 11 and the connecting hole 24, and the switching speed of the jig is accelerated.

Base 1 is provided with a plurality of cushions 12, and cushion 12 can prevent to take place the striking between tool body 2 and the base 1, and then avoids tool body 2 or base 1 to appear damaging, looks at concrete demand in addition, and tool body 2's mounting height still can be adjusted to cushion 12.

The base 1 is provided with a plurality of third mounting holes 13, and when the base 1 is used, the base can be mounted on a processing station of a processing machine tool.

When the gear shaft machining fixture is used specifically, firstly, a gear shaft to be machined is inserted into the through part 31 of the through part 31 from the through hole 61 of the pressing block 6 until the gear teeth and the limiting teeth 42 are clamped, the fixing is completed, then the fixture body 2 is installed on the base 1, the machining machine tool is started, one of the flat surfaces is machined, after all the gear shafts are machined, the fixture body 2 is taken out to be overturned and then installed on the base 1, the machining machine tool is started to machine another surface, the fixture body 2 is taken out after all the gear shafts are machined by the machine tool, and only the fixture body 2 with the gear shaft to be machined is replaced by another fixture body. Because the jig body 2 is simply turned in the middle of processing and is matched with the connecting column 11 and the connecting hole 24, the picking, placing and turning operations of the jig body 2 can be automatically operated by a manipulator without manual installation.

The jig body 2 and the base 1 are detachably connected, the jig body 2 is provided with the plurality of placing seats 3, a plurality of gear shafts can be clamped at one time, and meanwhile, after one surface of the jig body is machined by a machine tool, the other surface can be quickly machined by turning over the jig body 2 without re-clamping a product, so that the operation is convenient and quick, the machining time is shortened, the machining efficiency is improved, and the production cost is reduced. The gear shaft directly penetrates through the limiting hole 41 of the limiting plate 4 and is inserted into the through part 31 of the through part 31, clamping can be completed, the clamping process is fast, and the processing preparation time is further shortened.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are only for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", etc. 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 of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, e.g., as meaning permanently attached, removably attached, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While the utility model has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the scope of the included claims.

Claims

1. The utility model provides a tool is fixed to gear shaft for carry the machined part to the lathe, its characterized in that, including the base, can dismantle connect in tool body on the base, the tool body evenly is provided with a plurality of constant head tank, the opening of constant head tank is located constitute the branch spacer between the front side of tool body, be provided with the seat of placing that is used for placing the gear shaft in the constant head tank, place the seat with the interval has between the back lateral wall of constant head tank, it is provided with a portion of penetrating that is used for placing the axial region of gear shaft to place the seat, the portion of penetrating link up place the front and back both sides terminal surface of seat, the front side of tool body is provided with a limiting plate, the limiting plate is provided with a plurality of spacing holes that are used for restricting the tooth portion of gear shaft, the quantity in spacing hole with the quantity of constant head tank equals.

2. The jig for fixing a gear shaft according to claim 1, wherein an insert for clamping a shaft portion of the gear shaft is further provided at a space between the placing base and the rear end surface of the positioning groove, and the insert includes a body, and a first clamping portion and a second clamping portion provided at a side of the body facing the placing base.

3. The tool is fixed to gear shaft according to claim 1, characterized in that a plurality of spacing teeth for gear spacing are arranged in the spacing hole.

4. The jig for fixing a gear shaft according to claim 1, wherein the limiting plate is provided with a plurality of first mounting holes, and a second mounting hole is provided at a position of the jig body corresponding to the first mounting holes.

5. The jig for fixing a gear shaft according to claim 1, wherein a press block is detachably connected to the front side of the jig body, the limiting plate is located between the press block and the jig body, and a through hole is formed in the position of the press block corresponding to the limiting hole.

6. The tool is fixed to gear shaft according to claim 5, characterized in that, the front side of base is provided with a plurality of bolts, the briquetting is provided with the spliced eye that corresponds with the bolt.

7. The tool is fixed to gear shaft according to claim 1, characterized in that, a plurality of spliced poles are arranged on the base, and the tool body is provided with connecting holes corresponding to the spliced poles.

8. The gear shaft fixing jig according to claim 1, wherein the base is provided with a plurality of spacers.

9. The tool is fixed to gear shaft according to claim 1, characterized in that, the top surface of placing the seat is provided with first interior recess, and the bottom surface of placing the seat is provided with the second interior recess.

10. The tool is fixed to gear shaft according to claim 1, characterized in that, be provided with a plurality of third mounting hole on the base.