Gear punching positioning device

Abstract

The utility model provides a gear punching and positioning device. The gear punching and positioning device comprises a workbench, a punching assembly and a mounting assembly, wherein the punching assembly and the mounting assembly are arranged on the workbench; the mounting assembly comprises a boss and a positioning structure which are arranged on the workbench, as well as a positioning column and a plurality of supporting blocks which are arranged on the boss, all the supporting blocks are annularly arranged around the positioning column, and a punching interval is reserved between every two adjacent supporting blocks; the positioning structure comprises at least one group of two positioning parts which are symmetrically arranged, each positioning part comprises a driving part and a positioning part connected to the driving part, the positioning parts are matched with tooth grooves of the gears, and the positioning parts are matched with the tooth grooves of the gears. The driving part is used for driving the positioning part to move back and forth in the direction of the positioning column, so that the gear is more accurately positioned on the boss, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to gear machining technical field, especially relates to a gear punching positioning device. BACKGROUND

[0002] Gear is the mechanical element that has tooth on wheel rim can continuously mesh transmission motion and power, is the toothed mechanical part that can mesh each other, the diameter of large gear is the diameter of pinion one times. Gear needs to set up weight-reducing hole in the process of production and processing, thereby needs to clamp limit and drill in the process of gear production and processing.

[0003] In the operation of clamping and positioning gear by the existing punch, the combination mode of pressing block and bolt is generally adopted. Specifically, the process includes pressing the pressing block to the surface of the gear workpiece, and then fixing the pressing block by using the bolt. However, since the tightening operation of the bolt needs to be completed manually, it not only leads to the reduction of the efficiency of gear clamping, but also affects the positioning accuracy of the gear. SUMMARY

[0004] Therefore, the utility model aims at providing a gear punching positioning device to solve the problems in the above background.

[0005] A gear punching positioning device, comprising: a workbench, a punching assembly and an installation assembly arranged on the workbench;

[0006] The installation assembly comprises a boss and a positioning structure arranged on the workbench, and a positioning column and a plurality of supporting blocks arranged on the boss, all the supporting blocks are arranged annularly around the positioning column, and a punching interval is left between two adjacent supporting blocks, so that the gear placed on the supporting blocks forms a cavity with the boss, the positioning structure comprises at least one set of two positioning members arranged symmetrically, the positioning member comprises a driving part and a positioning part connected to the driving part, the positioning part is matched with the gear slot of the gear, and the driving part is used for driving the positioning part to move back and forth in the direction of the positioning column.

[0007] Compared with the prior art, the beneficial effects of the present application are: firstly, the shaft hole of the gear to be processed is positioned on the positioning column, then the gear is placed on the supporting block, so that the positioning column is inserted into the shaft hole of the gear, at this time the gear is positioned on the supporting block by the positioning column, and the gear forms a cavity with the boss, then the driving part is started, the driving part drives the positioning part to extrude the two sides of the gear, so that the positioning part enters the gear slot, thereby positioning the gear while limiting the gear. It can be seen that the gear is preliminarily positioned by the positioning column, and the positioning part is matched with the gear slot, so that the positioning part is extruded into the gear slot, thereby repositioning the gear, so that the gear is more accurately positioned on the boss. In addition, the driving part drives the positioning part to move to realize clamping of the gear. Compared with the existing manual fastening bolt, the working efficiency is improved.

[0008] Further, the positioning part includes a mounting block and two positioning blocks extending away from one side of the mounting block away from the driving part, the positioning blocks are matched with the gear slots, and the two positioning blocks are spaced apart to form a limiting groove matched with the gear teeth.

[0009] Further, the punching assembly includes a first driving structure moving back and forth in a first direction, a second driving structure moving back and forth in a second direction arranged on the first driving structure, a third driving structure moving back and forth in a third direction arranged on the second driving structure, and a punching structure connected to the third driving structure, wherein the first direction, the second direction and the third direction correspond to three directions of a space rectangular coordinate system respectively.

[0010] Further, the first driving structure, the second driving structure and the third driving structure each include a sliding rail, a sliding plate arranged on the sliding rail, and an electric telescopic rod for driving the sliding plate to move on the sliding rail.

[0011] Further, the outer sides of the second driving structure and the third driving structure are respectively provided with protective shells.

[0012] Further, the punching structure includes a motor and a rotating hole cutter connected to the motor through a transmission belt.

[0013] Further, the workbench includes a support and a control platform arranged on the support, and the control platform includes a support rod and a display rotatably arranged on the support rod.

[0014] Further, a partition is arranged in the support to divide the inside of the support into two storage cavities. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1The utility model discloses a three-dimensional structure schematic diagram of gear punching positioning device.

[0016] Figure 2 The utility model discloses a three-dimensional structure schematic diagram of gear punching positioning device.

[0017] Figure 3 The utility model discloses a three-dimensional structure schematic diagram of gear punching positioning device. Figure 2 The utility model discloses a three-dimensional structure schematic diagram of gear punching positioning device.

[0018] Figure 4 The utility model discloses a three-dimensional structure schematic diagram of gear punching positioning device. Figure 3 The utility model discloses a three-dimensional structure schematic diagram of gear punching positioning device.

[0019] Figure 5 The utility model discloses a three-dimensional structure schematic diagram of gear punching positioning device. Figure 4 The utility model discloses a three-dimensional structure schematic diagram of gear punching positioning device.

[0020] Figure 6 The utility model discloses a three-dimensional structure schematic diagram of gear punching positioning device.

[0021] Figure 7 The utility model discloses a three-dimensional structure schematic diagram of gear punching positioning device.

[0022] Main element symbol explanation: 10, worktable;11, support;111, partition;112, depositing cavity;12, control platform;121, support rod;122, display;20, punch assembly;21, first drive structure;211, first sliding rail;212, first sliding plate;213, first electric telescopic rod;22, second drive structure;221, second sliding rail;222, second sliding plate;223, second electric telescopic rod;23, third drive structure;231, third sliding rail;232, third sliding plate;233, third electric telescopic rod;24, punch structure;241, motor;242, transmission belt;243, rotary hole cutter;25, protection shell;30, mounting assembly;31, boss;32, positioning piece;321, drive portion;322, positioning portion;3221, mounting block;3222, positioning block;3223, limiting groove;33, positioning column;34, support block;35, punch interval;40, gear;41, gear tooth;42, gear slot;A, first direction;B, second direction;C, third direction. DETAILED DESCRIPTION

[0023] In order to facilitate understanding the utility model, below will be with reference to relevant drawing more comprehensive description to the utility model. The drawings show several embodiments of the utility model. However, the utility model can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0024] It should be noted that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements can also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. As used herein the terms "vertical", "horizontal", "left", "right" and similar terms are used for explanation purposes only.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0026] Referring to Figures 1 to 3 , a gear punching positioning device in an embodiment of the present application is shown, which comprises a workbench 10, a punching assembly 20 arranged on the workbench 10, and a mounting assembly 30;

[0027] The mounting assembly 30 comprises a boss 31 and a positioning structure arranged on the workbench 10, and a positioning column 33 and a plurality of support blocks 34 arranged on the boss 31. All the support blocks 34 are arranged annularly around the positioning column 33, and a punching interval 35 is left between two adjacent support blocks 34, so that a gear 40 placed on the support blocks 34 forms a cavity with the boss 31. The positioning structure comprises at least one set of two positioning members 32 arranged symmetrically. The positioning member 32 comprises a driving part 321 and a positioning part 322 connected to the driving part 321. The positioning part 322 is adapted to the tooth groove 42 of the gear 40. The driving part 321 is used to drive the positioning part 322 to move back and forth in the direction of the positioning column 33.

[0028] Firstly, the shaft hole of the gear 40 to be processed is positioned to the positioning column 33, then the gear 40 is placed on the supporting block 34, so that the positioning column 33 is inserted into the shaft hole of the gear 40, at this time the gear 40 is positioned on the supporting block 34 by the positioning column 33, and the gear 40 forms a cavity with the boss 31, then the driving part 321 is started, the driving part 321 drives the positioning part 322 to extrude the two sides of the gear 40, so that the positioning part 322 enters the tooth groove 42 of the gear 40, thereby positioning the gear 40 while limiting the gear 40. It can be seen that the gear 40 is preliminarily positioned by the positioning column 33, and then the positioning part 322 is matched with the tooth groove 42 of the gear 40, so that the positioning part 322 is extruded into the tooth groove 42 of the gear 40, thereby repositioning the gear 40, so that the gear 40 is more accurately positioned on the boss 31. In addition, the clamping of the gear 40 is realized by driving the positioning part 322 to move by the driving part 321. Compared with the existing manual fastening bolt, the working efficiency is improved.

[0029] In the embodiment, the driving part 321 can be a telescopic cylinder. The gear 40 forms a cavity with the boss 31, so that the rotating hole cutter 243 can pass through the gear 40 when punching, and the generated waste chips during punching can be processed.

[0030] Please refer to Figures 4 to 5 Specifically, the positioning part 322 comprises a mounting block 3221 and two positioning blocks 3222 extending away from one side of the mounting block 3221 away from the driving part 321. The positioning blocks 3222 are matched with the tooth grooves 42 of the gear 40, and the two positioning blocks 3222 are arranged at intervals to form a limiting groove 3223 matched with the gear teeth 41 of the gear 40. It is worth noting that the size of the positioning block 3222 corresponds to the size of the tooth groove 42 of the gear 40, and the size of the limiting groove 3223 corresponds to the size of the gear tooth 41 of the gear 40. Therefore, when the positioning part 322 clamps the gear 40, the positioning block 3222 can be inserted into the tooth groove 42 of the gear 40, and the gear tooth 41 of the gear 40 can be inserted into the limiting groove 3223. On the one hand, the gear 40 can be accurately positioned, and on the other hand, the gear 40 can be clamped more tightly.

[0031] Please refer to Figure 6 Specifically, the punching assembly 20 comprises a first driving structure 21 moving back and forth in a first direction a, a second driving structure 22 arranged on the first driving structure 21 and moving back and forth in a second direction b, a third driving structure 23 arranged on the second driving structure 22 and moving back and forth in a third direction c, and a punching structure 24 connected to the third driving structure 23, wherein the first direction a, the second direction b and the third direction c correspond to three directions of a space orthogonal coordinate system, respectively.

[0032] In use, the first driving structure 21 drives the punching structure 24 to move along the first direction a (front-rear direction) to approach the boss 31, so that the punching structure 24 moves to the top of the boss 31, then the second driving structure 22 drives the punching structure 24 to move above the boss 31 along the second direction b (left-right direction), to the position where the punching is needed for the gear 40, then the third driving structure 23 drives the punching structure 24 to move along the third direction c (up-down direction) to the position where the punching is needed for the gear 40, and the punching structure 24 moves along the first direction a and the second direction b, so that the puncher 243 of the punching structure 24 can move to multiple positions above the gear 40 clamped on the boss 31, to realize punching the gear 40 at multiple positions.

[0033] In the embodiment, the first driving structure 21 comprises a first sliding rail 211, a first sliding plate 212 arranged on the first sliding rail 211, and a first electric telescopic rod 213 for driving the first sliding plate 212 to move on the first sliding rail 211. The second driving structure 22 comprises a second sliding rail 221, a second sliding plate 222 arranged on the second sliding rail 221, and a second electric telescopic rod 223 for driving the second sliding plate 222 to move on the second sliding rail 221. The third driving structure 23 comprises a third sliding rail 231, a third sliding plate 232 arranged on the third sliding rail 231, and a third electric telescopic rod 233 for driving the third sliding plate 232 to move on the third sliding rail 231.

[0034] Specifically, the outer sides of the second driving structure 22 and the third driving structure 23 are respectively provided with protective shells 25.

[0035] Specifically, the punching structure 24 comprises a motor 241 and a puncher 243 connected to the motor 241 through a transmission belt 242. In the embodiment, the motor 241 drives the transmission belt 242 to rotate, the transmission belt 242 drives a transmission wheel on the puncher 243 to rotate, and the transmission wheel drives the puncher 243 to rotate.

[0036] Please refer to Figure 7 Specifically, the workbench 10 comprises a support 11 and a control platform 12 arranged on the support 11, and the control platform 12 comprises a support rod 121 and a display 122 rotatably arranged on the support rod 121.

[0037] In the embodiment, a partition 111 is arranged in the support 11, so as to divide the inside of the support 11 into two storage cavities 112.

[0038] The gear punching positioning device in the above embodiment of the utility model firstly positions the shaft hole of the gear 40 to the positioning column 33, then places the gear 40 on the supporting block 34, so that the positioning column 33 is inserted into the shaft hole of the gear 40, at this time, the gear 40 is positioned on the supporting block 34 by the positioning column 33, and the gear 40 forms a cavity with the boss 31, then starts the driving part 321, the driving part 321 drives the positioning part 322 to extrude the two sides of the gear 40, so that the positioning part 322 enters the tooth groove 42 of the gear 40, thereby limiting and positioning the gear 40. It can be known that the gear 40 is preliminarily positioned by the positioning column 33, and the positioning part 322 is matched with the tooth groove 42 of the gear 40, so that the positioning part 322 is extruded into the tooth groove 42 of the gear 40, thereby repositioning the gear 40, so that the gear 40 is more accurately positioned on the boss 31, and the clamping of the gear 40 is realized by driving the positioning part 322 by the driving part 321, compared with the existing manual fastening bolt, the working efficiency is improved.

[0039] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0040] The above-described embodiments only express several implementation manners of the utility model, and the description is more specific and detailed, but it cannot be understood as the limitation of the utility model patent scope. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A gear drilling and positioning device, characterized in that, include: A workbench, a drilling assembly and a mounting assembly disposed on the workbench; The mounting assembly includes a boss and a positioning structure disposed on the worktable, a positioning post and several support blocks disposed on the boss, all the support blocks being arranged in a ring around the positioning post, and a perforated gap being left between adjacent support blocks so that the gear placed on the support block forms a cavity with the boss, the positioning structure including at least one set of two symmetrically arranged positioning members, the positioning member including a driving part and a positioning part connected to the driving part, the positioning part being adapted to the tooth groove of the gear, the driving part being used to drive the positioning part to move back and forth in the direction of the positioning post.

2. The gear drilling and positioning device according to claim 1, characterized in that, The positioning part includes a mounting block and two positioning blocks extending from the mounting block away from the driving part. The positioning blocks are adapted to the tooth grooves of the gear. The two positioning blocks are spaced apart to form a limiting groove adapted to the gear teeth.

3. The gear drilling and positioning device according to claim 1, characterized in that, The punching assembly includes a first driving structure that moves back and forth in a first direction, a second driving structure that moves back and forth in a second direction on the first driving structure, a third driving structure that moves back and forth in a third direction on the second driving structure, and a punching structure connected to the third driving structure, wherein the first direction, the second direction, and the third direction correspond to the three directions of a spatial rectangular coordinate system.

4. The gear drilling and positioning device according to claim 3, characterized in that, The first driving structure, the second driving structure, and the third driving structure each include a slide rail, a sliding plate disposed on the slide rail, and an electric telescopic rod for driving the sliding plate to move on the slide rail.

5. The gear drilling and positioning device according to claim 3, characterized in that, The second and third drive structures are respectively provided with protective shells on their outer sides.

6. The gear drilling and positioning device according to claim 3, characterized in that, The drilling structure includes a motor and a drilling cutter connected to the motor via a transmission belt.

7. The gear drilling and positioning device according to claim 1, characterized in that, The workbench includes a support frame and a control platform mounted on the support frame. The control platform includes a support rod and a display rotatably mounted on the support rod.

8. The gear drilling and positioning device according to claim 7, characterized in that, The bracket is equipped with a partition to divide the interior of the bracket into two storage cavities.

Images