阅读说明：本技术 一种用于齿轮加工的定位夹具 (Positioning fixture for gear machining ) 是由 罗春芳 朱建成 王友 于 2021-01-16 设计创作，主要内容包括：本发明公开了一种用于齿轮加工的定位夹具,包括夹具工作台,所述夹具工作台的一侧外表面安装有齿轮放置盒,所述夹具工作台的上端外表面安装有活动夹具、尺寸测量结构与固定夹具。本发明通过齿轮放置盒,能够方便人们根据齿轮的尺寸进行调整,可以摆放齿轮能够相对独立与稳定的摆放,方便人们存放与拿取,通过活动夹具,能够可以方便人们根据对齿轮加工位置可以对齿轮更好的夹紧固定,以便于人们对齿轮加工,减少齿轮出现偏斜晃动的情况发生,保证齿轮加工的质量,通过尺寸测量结构,能够可以在对齿轮夹紧的同时,检测到齿轮的尺寸,可以方便人们准确的得知齿轮的型号,减少对相近尺寸的齿轮加工错误的情况发生。(The invention discloses a positioning fixture for gear machining, which comprises a fixture workbench, wherein a gear placing box is arranged on the outer surface of one side of the fixture workbench, and a movable fixture, a size measuring structure and a fixed fixture are arranged on the outer surface of the upper end of the fixture workbench. According to the invention, through the gear placing box, people can conveniently adjust according to the size of the gear, the gear can be placed in a relatively independent and stable manner, and can be conveniently stored and taken by people, through the movable clamp, people can conveniently clamp and fix the gear better according to the gear machining position, so that people can conveniently machine the gear, the occurrence of the condition that the gear is inclined and shaken is reduced, the gear machining quality is ensured, through the size measuring structure, the size of the gear can be detected while the gear is clamped, people can conveniently and accurately know the model of the gear, and the occurrence of gear machining errors of similar sizes is reduced.)

1. The utility model provides a positioning fixture for gear machining, includes anchor clamps workstation (1), its characterized in that: one side surface mounting of anchor clamps workstation (1) has the gear to place box (2), the upper end surface mounting of anchor clamps workstation (1) has movable anchor clamps (3), size measurement structure (5) and mounting fixture (6), movable anchor clamps (3) are located the front end of mounting fixture (6), size measurement structure (5) installation and one side surface of mounting fixture (6), the upper end surface mounting of movable anchor clamps (3) has dismouting double-layered lid (4).

2. The positioning jig for gear machining according to claim 1, characterized in that: the gear placing box (2) comprises a limiting placing box (21), a limiting nut (22), an adjusting support stay bar (23), a limiting stop post (24), a slide block (25) and a sliding groove (26), a limiting placing box (21) is arranged outside the gear placing box (2), the inner parts of two sides of the limiting placing box (21) are both connected with sliding blocks (25) through sliding chutes (26) in a sliding way, the middle part of the sliding block (25) is connected with an adjusting supporting rod (23), the outer surface of the upper end of the adjusting supporting rod (23) is uniformly connected with a plurality of groups of limiting stop posts (24), the outer surface of one end of the adjusting support stay bar (23) is sleeved with a limit nut (22) through threads, the limit nut (22) is sleeved on the adjusting support stay bar (23) and is pressed tightly with the outer surface of one side of the limit placing box (21), the adjusting support stay bar (23) is connected with the sliding groove (26) in a sliding way through a sliding block (25).

3. The positioning jig for gear machining according to claim 1, characterized in that: the dimension measuring structure (5) comprises a measuring scale (51), an installation clamping box (52), a limiting installation plate (53), a limiting installation block (54), a fastening nut (55), an installation threaded column (56), a scale cleaning block (57) and a fluorescent finger block (58), wherein the measuring scale (51) is arranged in the middle of the dimension measuring structure (5), the installation clamping box (52) is sleeved on the outer surface of one end of the measuring scale (51), the limiting installation plate (53) is connected to one side of the lower end of the measuring scale (51), the limiting installation block (54) is arranged on one side of the upper end of the measuring scale (51), the outer surface of one side of the limiting installation block (54) is fixedly connected with the outer surface of one side of the movable clamp (3), the scale cleaning block (57) is inserted in the middle of one side of the limiting installation block (54), and the installation threaded column (56) is connected to the outer surface of the upper end, the utility model discloses a spacing installation piece of installation screw post (56) is fixed on the installation box, the upper end surface of installation screw post (56) runs through spacing installation piece (54) and can dismantle with fastening nut (55) and be connected, the opposite side middle part bonding of spacing installation piece (54) has fluorescence to indicate piece (58), spacing installation piece (54) and the appearance of the clean piece (57) of scale are the L type, the installation slot has been seted up between clean piece of scale (57) and spacing installation piece (54), the clean piece of scale (57) can be dismantled with spacing installation piece (54) through the installation slot and be connected, it is provided with the anticreep piece to measure between scale (51) and the installation card box (52), it can dismantle with installation card box (52) through the anticreep piece to measure scale (51) and be connected, the quantity of spacing installation board (.

4. The positioning jig for gear machining according to claim 1, characterized in that: the movable clamp (3) comprises a movable clamp seat (31), a return spring (32) and a telescopic limiting column (33), the outer surface of the lower end of the movable clamp (3) is provided with a movable clamp seat (31), one side of the middle part of the movable clamp seat (31) is connected with a telescopic limiting column (33) in a sliding way, the outer surface of one end of the telescopic limiting column (33) is connected with a return spring (32), a flexible movable hole is arranged between the movable clamp seat (31) and the flexible limiting column (33), the outer surface of one end of the telescopic limiting column (33) is connected with one side of the middle part of the movable clamp seat (31) in a sliding way through a telescopic movable hole, the reset spring (32) is positioned inside the telescopic movable hole, the number of the telescopic limiting columns (33) is a plurality of groups, and the telescopic limiting columns (33) are uniformly distributed on one side of the middle part of the movable clamp seat (31).

5. The positioning jig for gear machining according to claim 1, characterized in that: be provided with the fixed mounting screw between mounting fixture (6) and anchor clamps workstation (1), the upper end surface of anchor clamps workstation (1) can be dismantled through the lower extreme surface of fixed mounting screw and mounting fixture (6) and be connected.

6. The positioning jig for gear machining according to claim 1, characterized in that: a sliding adjusting rod is arranged between the movable clamp (3) and the clamp workbench (1), and the outer surface of the lower end of the movable clamp (3) is connected with the outer surface of the upper end of the clamp workbench (1) in a sliding mode through the sliding adjusting rod.

7. The positioning jig for gear machining according to claim 1, characterized in that: the movable clamp is characterized in that the movable clamp (3) is identical to the fixed clamp (6) in structure, the movable clamp (3) and the outer surface of the upper end of the fixed clamp (6) are respectively provided with a dismounting clamping cover (4), a dismounting screw is arranged between the movable clamp (3) and the dismounting clamping cover (4), and the movable clamp (3) is detachably connected with the dismounting clamping cover (4) through the dismounting screw.

8. A positioning jig for gear processing according to claim 3, characterized in that: be provided with the installation screw between installation card box (52) and mounting fixture (6), one side surface of mounting fixture (6) can be dismantled through the installation screw and one side surface of installation card box (52) and be connected, be provided with the anticreep screw between spacing mounting panel (53) and anchor clamps workstation (1), the upper end surface of anchor clamps workstation (1) can be dismantled through the lower extreme surface of anticreep screw and spacing mounting panel (53) and be connected.

Technical Field

The invention relates to the field of positioning fixtures, in particular to a positioning fixture for gear machining.

Background

The positioning clamp for gear machining is a tool for clamping and fixing a gear when the gear is machined, so that people can machine the gear conveniently.

During the use process, the positioning fixture for gear machining can complete the following operations: the gear is placed on a clamp and clamped in place.

Though current gear machining's positioning fixture is simple structure, and convenient operation, but the function is single, current when depositing the gear, inconvenient people deposit and take according to the size of gear, have certain inconvenience, current inconvenient people watch the size of gear, the gear of taking the mistake appears easily to be processed, certain adverse effect has, current when carrying out surface machining to the gear, inconvenient people press from both sides the gear tight, the condition of slide skew appears easily takes place, certain adverse effect has, for this reason, we propose a positioning fixture for gear machining.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, and provides a positioning clamp for gear machining, which can effectively solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a positioning fixture for gear machining, includes the anchor clamps workstation, one side surface mounting of anchor clamps workstation has the gear to place the box, the upper end surface mounting of anchor clamps workstation has movable anchor clamps, size measurement structure and mounting fixture, movable anchor clamps are located mounting fixture's front end, size measurement structure installation and one side surface of mounting fixture, movable anchor clamps's upper end surface mounting has the dismouting to press from both sides the lid.

1. As a preferred technical scheme, the gear placing box comprises a limiting placing box, a limiting nut, an adjusting support stay bar, limiting stop posts, a sliding block and a sliding groove, the limiting placing box is arranged outside the gear placing box, the sliding blocks are connected inside two sides of the limiting placing box in a sliding mode through the sliding groove, the adjusting support stay bar is connected to the middle of the sliding block, a plurality of groups of limiting stop posts are evenly connected to the outer surface of the upper end of the adjusting support stay bar, the limiting nut is sleeved on the outer surface of one end of the adjusting support stay bar through threads, the limiting nut is sleeved on the adjusting support stay bar and tightly pressed with the outer surface of one side of the limiting placing box, and the adjusting support stay bar is connected with the sliding groove in a sliding mode through the sliding block.

2. As a preferred technical scheme of the invention, the dimension measuring structure comprises a measuring scale, an installation clamping box, a limit installation plate, a limit installation block, a fastening nut, an installation threaded column, a scale cleaning block and a fluorescent finger block, the middle part of the dimension measuring structure is provided with the measuring scale, the installation clamping box is sleeved on the outer surface of one end of the measuring scale, one side of the lower end of the measuring scale is connected with the limit installation plate, one side of the upper end of the measuring scale is provided with the limit installation block, the outer surface of one side of the limit installation block is fixedly connected with the outer surface of one side of a movable clamp, the scale cleaning block is inserted in the middle part of one side of the limit installation block, the outer surface of the upper end of the scale cleaning block is connected with the installation threaded column, the outer surface of the upper end of the installation threaded column penetrates through the limit installation block to be detachably connected, the appearance of spacing installation piece and the clean piece of scale is the L type, the installation slot has been seted up between clean piece of scale and the spacing installation piece, the clean piece of scale can be dismantled with spacing installation piece through the installation slot and be connected, it is provided with the anticreep piece to measure between scale and the installation cassette, it can dismantle with the installation cassette and be connected to measure the scale through the anticreep piece, the quantity of spacing mounting panel is a plurality of groups.

3. As a preferred technical scheme, the movable clamp comprises a movable clamp seat, a reset spring and a telescopic limiting column, the outer surface of the lower end of the movable clamp is provided with the movable clamp seat, one side of the middle of the movable clamp seat is connected with the telescopic limiting column in a sliding mode, the outer surface of one end of the telescopic limiting column is connected with the reset spring, a telescopic movable hole is formed between the movable clamp seat and the telescopic limiting column, the outer surface of one end of the telescopic limiting column is connected with one side of the middle of the movable clamp seat in a sliding mode through the telescopic movable hole, the reset spring is located inside the telescopic movable hole, the number of the telescopic limiting columns is a plurality of groups, and the telescopic limiting columns are evenly distributed on one side of the middle of the movable clamp seat.

4. As a preferred technical scheme of the invention, a fixed mounting screw is arranged between the fixed clamp and the clamp workbench, and the outer surface of the upper end of the clamp workbench is detachably connected with the outer surface of the lower end of the fixed clamp through the fixed mounting screw.

5. As a preferable technical scheme of the invention, a sliding adjusting rod is arranged between the movable clamp and the clamp workbench, and the outer surface of the lower end of the movable clamp is in sliding connection with the outer surface of the upper end of the clamp workbench through the sliding adjusting rod.

6. As a preferred technical scheme of the invention, the movable clamp and the fixed clamp have the same structure, the outer surfaces of the upper ends of the movable clamp and the fixed clamp are respectively provided with a dismounting clamping cover, a dismounting screw is arranged between the movable clamp and the dismounting clamping cover, and the movable clamp is detachably connected with the dismounting clamping cover through the dismounting screw.

7. As a preferred technical scheme of the invention, an installation screw is arranged between the installation card box and the fixed clamp, the outer surface of one side of the fixed clamp is detachably connected with the outer surface of one side of the installation card box through the installation screw, an anti-falling screw is arranged between the limiting installation plate and the clamp workbench, and the outer surface of the upper end of the clamp workbench is detachably connected with the outer surface of the lower end of the limiting installation plate through the anti-falling screw.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the gear placing box, when people place gears, people can loosen the limiting nuts, the distance between the two adjusting support supporting rods can be adjusted according to the diameters of the gears, the two sliding blocks on the adjusting support supporting rods can slide on the sliding grooves through the sliding adjusting support supporting rods, after the distance between the two adjusting support supporting rods is adjusted, the limiting nuts are screwed tightly and tightly pressed on the surface of the limiting placing box, the positions of the adjusting support supporting rods are limited, people can place the gears between the corresponding limiting stop posts on the two adjusting support supporting rods, the gears can be conveniently and independently stored, people can conveniently take the gears, the problem that the gears are not convenient to separate due to the fact that the gears are attached together is solved, the working efficiency of people is improved, the gears with various sizes can be conveniently and stably placed according to the situation, and the gear placing box is beneficial to people.

2. According to the invention, through the movable clamp, when people perform surface machining on the gear, the detachable clamping covers can be detached, then the gear is horizontally placed on the movable clamp, the movable clamp seat is adjusted to slide to clamp the gear, the telescopic limiting column can be used for telescopic adjustment along with the surface condition of the gear, the limiting effect on the gear can be realized, the situation that the gear shakes during machining can be reduced, the stability of clamping the gear can be ensured, the quality of machining the gear can be ensured, when the gear is normally machined, people can respectively install the two detachable clamping covers on the movable clamp and the fixed clamp, the normal use of the clamp can be ensured, and the use by people is facilitated.

3. According to the invention, through the size measuring structure, when the gear is clamped, the movable clamp can drive the limiting mounting block to move while sliding, the limiting mounting block can drive the scale cleaning block to move to clean and clean the surface of the measuring scale, the definition of scales on the measuring scale can be ensured, and people can conveniently watch the scales.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic view of the gear box of FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view of the dimensional measurement structure of FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the installation structure of the limit installation block in FIG. 3 according to the present invention;

FIG. 5 is a cross-sectional view of the spacing block of FIG. 3 in accordance with the present invention;

FIG. 6 is a schematic view of the movable clamp of FIG. 1 according to the present invention;

FIG. 7 is an enlarged view of the removable cover of FIG. 1 in accordance with the present invention;

in the figure: 1. a jig table; 2. a gear placement box; 21. a limiting placing box; 22. a limit nut; 23. adjusting the support stay bar; 24. limiting a stop post; 25. a slider; 26. a chute; 3. a movable clamp; 31. a movable clamp base; 32. a return spring; 33. a telescopic limit column; 4. disassembling and assembling the clamp cover; 5. a dimensional measurement structure; 51. measuring a scale; 52. installing a card box; 53. a limiting mounting plate; 54. a limiting mounting block; 55. fastening a nut; 56. mounting a threaded column; 57. a scale cleaning block; 58. a fluorescent finger block; 6. and (5) fixing the clamp.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a positioning fixture for gear machining, includes anchor clamps workstation 1, and one side surface mounting of anchor clamps workstation 1 has the gear to place box 2, and the surface mounting of the upper end of anchor clamps workstation 1 has movable anchor clamps 3, size measurement structure 5 and mounting fixture 6, and movable anchor clamps 3 is located the front end of mounting fixture 6, and the surface mounting of one side of size measurement structure 5 installation and mounting fixture 6, the surface mounting of the upper end surface of movable anchor clamps 3 has dismouting double-layered lid 4.

In this embodiment, it is preferred, box 2 is placed including spacing box 21 of placing to the gear, limit nut 22, adjust and hold in the palm vaulting pole 23, spacing bumping post 24, slider 25 and spout 26, the outside that box 2 was placed to the gear is provided with spacing box 21 of placing, the inside slider 25 that all has through spout 26 sliding connection in both sides of spacing box 21 of placing, slider 25's middle part is connected with adjusts and holds in the palm vaulting pole 23, the upper end surface of adjusting and holding in the palm vaulting pole 23 evenly is connected with a plurality of groups spacing bumping post 24, adjust and hold in the palm the one end surface of vaulting pole 23 and overlap limit nut 22 through the screw thread, limit nut 22 suit with adjust on holding in the palm vaulting pole 23 and compress tightly with one side surface of spacing box 21 of placing, it passes through.

In this embodiment, preferably, the dimension measuring structure 5 includes a measuring scale 51, a mounting box 52, a limiting mounting plate 53, a limiting mounting block 54, a fastening nut 55, a mounting threaded post 56, a scale cleaning block 57 and a fluorescent finger block 58, the middle part of the dimension measuring structure 5 is provided with the measuring scale 51, the mounting box 52 is sleeved on the outer surface of one end of the measuring scale 51, the limiting mounting plate 53 is connected to one side of the lower end of the measuring scale 51, the limiting mounting block 54 is arranged on one side of the upper end of the measuring scale 51, the outer surface of one side of the limiting mounting block 54 is fixedly connected with the outer surface of one side of the movable clamp 3, the scale cleaning block 57 is inserted in the middle part of one side of the limiting mounting block 54, the outer surface of the upper end of the scale cleaning block 57 is connected with the mounting threaded post 56, the outer surface of the upper end of the mounting threaded post 56 penetrates through the limiting mounting block 54, spacing installation piece 54 is the L type with the appearance of the clean piece 57 of scale, has seted up the installation slot between clean piece 57 of scale and the spacing installation piece 54, and the clean piece 57 of scale can be dismantled with spacing installation piece 54 through the installation slot and be connected, measures to be provided with the anticreep piece between scale 51 and the installation card box 52, measures scale 51 and can dismantle with installation card box 52 through the anticreep piece and be connected, and the quantity of spacing installation board 53 is a plurality of groups.

In this embodiment, it is preferred, movable fixture 3 includes movable fixture seat 31, reset spring 32 and flexible spacing post 33, movable fixture 3's lower extreme surface is provided with movable fixture seat 31, middle part one side sliding connection of movable fixture seat 31 has flexible spacing post 33, the one end surface of flexible spacing post 33 is connected with reset spring 32, flexible movable hole has been seted up between movable fixture seat 31 and the flexible spacing post 33, the one end surface of flexible spacing post 33 is through flexible movable hole and movable fixture seat 31's middle part one side sliding connection, reset spring 32 is located the inside in flexible movable hole, the quantity of flexible spacing post 33 is a plurality of groups, and flexible spacing post 33 evenly distributed is in movable fixture seat 31's middle part one side, make things convenient for people to press from both sides the gear tightly according to the condition.

In this embodiment, preferably, a fixing screw is disposed between the fixing clamp 6 and the clamp workbench 1, and the outer surface of the upper end of the clamp workbench 1 is detachably connected to the outer surface of the lower end of the fixing clamp 6 through the fixing screw, so that the stability of the fixing clamp 6 can be ensured.

In this embodiment, preferably, a sliding adjusting rod is disposed between the movable clamp 3 and the clamp workbench 1, and the outer surface of the lower end of the movable clamp 3 is slidably connected to the outer surface of the upper end of the clamp workbench 1 through the sliding adjusting rod, so as to control the pressing condition of the gear.

In this embodiment, preferably, the movable clamp 3 and the fixed clamp 6 have the same structure, the detachable clamping cover 4 is installed on the outer surface of the upper end of each of the movable clamp 3 and the fixed clamp 6, the detachable screw is arranged between the movable clamp 3 and the detachable clamping cover 4, the movable clamp 3 is detachably connected with the detachable clamping cover 4 through the detachable screw, and the movable clamp 3 and the fixed clamp 6 in corresponding modes can be selected for use according to different positions of gear machining.

In this embodiment, preferably, be provided with the installation screw between installation card box 52 and the mounting fixture 6, one side surface of mounting fixture 6 can be dismantled through the installation screw and be connected with one side surface of installation card box 52, be provided with the anticreep screw between spacing mounting panel 53 and the anchor clamps workstation 1, the upper end surface of anchor clamps workstation 1 can be dismantled through the anticreep screw and the lower extreme surface of spacing mounting panel 53 and be connected, can make things convenient for people to the dismouting of installation card box 52 and spacing mounting panel 53.

The working principle and the using process of the invention are as follows: when in use, when people carry out surface machining on the gear, the disassembly and assembly clamping cover 4 can be disassembled, then the gear is horizontally placed on the movable clamp 3, the movable clamp seat 31 is adjusted to slide to clamp the gear tightly, the telescopic limiting column 33 can carry out telescopic adjustment along with the surface condition of the gear, the gear can be limited, the shaking condition of the gear during machining can be reduced, the stability of clamping the gear can be ensured, the quality of machining the gear can be ensured, when the gear is normally machined, people can respectively install the two disassembly and assembly clamping covers 4 on the movable clamp 3 and the fixed clamp 6, the normal use of the clamp can be ensured, the use of people is facilitated, when people place the gear, people can loosen the limiting nut 22, can adjust the distance between the two adjustment supporting rods 23 according to the diameter of the gear, and the two sliding blocks 25 on the adjustment supporting rods 23 can slide on the sliding grooves 26 through the sliding adjustment of the supporting rods 23, after the distance between the two adjusting support supporting rods 23 is adjusted, people can tighten the limit nuts 22 and tightly press the surface of the limit placing box 21 to limit the positions of the adjusting support supporting rods 23, people can place gears between the corresponding limit stop posts 24 on the two adjusting support supporting rods 23 to facilitate the relatively independent storage of the gears, and can also facilitate the taking of the gears by people, thereby reducing the inconvenience of separate taking due to the fact that the gears are attached together, improving the working efficiency of people, also facilitating the stable placing of gears of various sizes by people according to the situation, being beneficial to the use of people, when clamping the gears, the movable clamp 3 can drive the limit mounting block 54 to move while sliding, the limit mounting block 54 can drive the scale cleaning block 57 to move to clean and clean the surface of the measuring scale 51, ensuring the clearness of the scale on the measuring scale 51, and facilitating the watching of people, people can regularly not hard up fastening nut 55 and take off installation screw post 56, take off clean piece 57 of scale again and change the washing, can guarantee to measure the cleanness of scale 51, when pressing from both sides the gear tight, indicate the directional scale of piece 58 through fluorescence on the spacing installation piece 54, can make things convenient for people's accuracy to watch the scale, can ensure the size of gear, reduce to carry out the error processing to close gear, be favorable to people to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.