Meter meter tooth indirect positioning mechanism

Abstract

The utility model relates to the technical field of positioning clamps, and discloses a meter tooth indirect positioning mechanism which comprises a positioning plate, a mounting groove is formed in the upper surface of the positioning plate, two fixed containing cavities are formed in the inner wall of the mounting groove, two fixed sliding grooves are formed in the upper surface of the positioning plate, and the positioning plate is provided with a positioning groove. The sliding grooves are communicated with the containing cavities, auxiliary structures are arranged in the containing cavities, abutting blocks are slidably connected to the interiors of the containing cavities, sliding blocks are fixedly installed on the upper surfaces of the abutting blocks and slidably connected with the sliding grooves, fixing plates are fixedly installed on the upper surfaces of the sliding blocks, and connecting plates are fixedly installed on the upper surfaces of the fixing plates. A limiting plate is fixedly installed at one end of the connecting plate, a first lead screw is in threaded connection with the inner wall of the limiting plate, and a first hand wheel is fixedly installed at one end of the first lead screw, the length of the abutting block can be adjusted through the arrangement of an auxiliary structure, and the effect that a small gear abutting block cannot abut against and be fixed is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning fixtures, in particular to a meter tooth indirect positioning mechanism. Background Art

[0002] Gear fixture is a device used to clamp and position workpieces, and is often used in gear processing. Gear fixtures can ensure the accuracy and quality of gears and improve the efficiency of gear processing. The design and manufacture of gear fixtures need to consider factors such as the shape, size, and accuracy of the gears to meet different gear processing requirements.

[0003] The utility model patent application document with publication number "CN217475401U" discloses a gear inner hole precision turning clamping tool, including a positioning plate, an installation groove is provided on the upper surface of the positioning plate, a clamping block is integrally formed on the inner wall of the installation groove, a vertical plate is symmetrically installed at the top edge of the positioning plate, a pin is inserted into the surface of one side of the vertical plate, a movable plate is rotatably connected between the vertical plates, a threaded rod is inserted into the end of the movable plate, and the threaded rod is screwed to the movable plate, a pressure plate is welded at the bottom end of the threaded rod, a spring is sleeved on the outer wall of the threaded rod, a hand wheel is installed on the top of the threaded rod, pin holes are provided on the outer walls of both sides of the movable plate, and the inner diameter of the pin hole is adapted to the outer diameter of the pin insertion end. The utility model forms an embedded structure through the clamping block and the tooth groove of the gear, so that the gear can be quickly positioned, two pressure points are provided to fix the gear, and at the same time, the clamping effect of the gear is guaranteed. The structure is simple, the operation is convenient, and the working efficiency of the gear clamping can be improved.

[0004] The gear inner hole finishing clamping tool disclosed in the above document has the following defects: during use, the technical solution encounters a smaller gear block that cannot press against the gear, thereby limiting the size of the positioned gear and having relatively low practicality.

[0005] It can be seen from this that the existing gear inner hole precision turning clamping tooling does not have a good adjustment structure, and it is necessary to improve the existing deficiencies and provide a meter tooth indirect positioning mechanism. Utility Model Content

[0006] The utility model aims to provide a meter tooth indirect positioning mechanism to solve the problems raised in the above background technology.

[0007] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0008] The utility model discloses an indirect positioning mechanism for meter teeth, comprising a positioning plate, the upper surface of the positioning plate is provided with an installation groove, the inner wall of the installation groove is provided with an accommodating cavity, the number of the accommodating cavities is fixed at two, the upper surface of the positioning plate is provided with a sliding groove, the number of the sliding grooves is fixed at two, the sliding groove is connected with the accommodating cavity, the interior of the accommodating cavity is provided with an auxiliary structure, the auxiliary structure comprises a stop block, a sliding block, a fixed plate, a connecting plate, a limiting plate, a first hand wheel and a first screw rod, the interior of the accommodating cavity is slidably connected with a stop block, the upper surface of the stop block is fixedly installed with a sliding block, the sliding block is slidably connected with the sliding groove, the upper surface of the sliding block is fixedly installed with a fixing plate, the upper surface of the fixing plate is fixedly installed with a connecting plate, one end of the connecting plate is fixedly installed with a limiting plate, the inner wall of the limiting plate is threadedly connected with a first screw rod, and one end of the first screw rod is fixedly installed with a first hand wheel.

[0009] Furthermore, a through groove is provided at the inner bottom of the installation groove.

[0010] Furthermore, a base is fixedly mounted on the upper surface of the positioning plate, and the number of the bases is fixed at two. A vertical plate is fixedly mounted on the upper surface of each of the bases, and the number of the vertical plates is fixed at two.

[0011] Furthermore, a bearing is fixedly installed between the two vertical plates, the inner walls of the two bearings are fixedly and rotatably connected with a rotating rod, a movable plate is fixedly installed on the peripheral side of the rotating rod, and first springs are fixedly installed on both sides of the movable plate, and the first springs are connected to the bearings.

[0012] Furthermore, limiting grooves are provided on both sides of the movable plate, and latches are clamped inside the limiting grooves. The latches extend to the outer surface of the vertical plate, and a mounting plate is fixedly installed on one end of the latch, a pull block is fixedly installed on one side of the mounting plate, and a second spring is fixedly installed on the other side of the mounting plate, and the second spring is connected to the vertical plate.

[0013] Furthermore, a second screw rod is threadedly connected to the inner wall of the movable plate, a second hand wheel is fixedly mounted on one end of the second screw rod, and a pressure block is fixedly mounted on the other end of the second screw rod.

[0014] The utility model has the following beneficial effects:

[0015] (1) The utility model places the gear into the installation groove, and then pushes the connecting plate to slide the slider inside the slide groove, thereby driving the block to move. When the block presses against the gear, the first hand wheel is then turned to rotate the first screw rod downward to press against the upper surface of the positioning plate, thereby completing the distance adjustment of the block. The side surfaces of gears of different sizes can be pressed, thereby increasing the practicality of the product.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the auxiliary structure of the utility model;

[0021] Figure 4 It is a partial structural schematic diagram of the utility model;

[0022] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0023] In the figure: 1. positioning plate; 101. mounting groove; 102. through groove; 103. accommodating cavity; 104. slide groove; 2. auxiliary structure; 201. stop block; 202. slider; 203. fixing plate; 204. connecting plate; 205. limiting plate; 206. first hand wheel; 207. first screw rod; 3. base; 4. vertical plate; 5. bearing; 6. rotating rod; 7. first spring; 8. movable plate; 9. limiting groove; 10. second spring; 11. mounting plate; 12. latch; 13. pull block; 14. second screw rod; 15. second hand wheel; 16. pressing block. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1 - Figure 4As shown, the utility model is an indirect positioning mechanism for meter teeth, including a positioning plate 1, a mounting groove 101 is provided on the upper surface of the positioning plate 1, an accommodating cavity 103 is provided on the inner wall of the mounting groove 101, the number of the accommodating cavities 103 is fixed to two, a slide groove 104 is provided on the upper surface of the positioning plate 1, the number of the slide groove 104 is fixed to two, the slide groove 104 is connected to the accommodating cavity 103, and an auxiliary structure 2 is provided inside the accommodating cavity 103, the auxiliary structure 2 includes a stop block 201, a slider 202, a fixing plate 203, a connecting plate 204, and a limiting plate 20 5. The first hand wheel 206 and the first screw rod 207. The interior of the accommodating chamber 103 is slidably connected with a stop block 201. A slider 202 is fixedly installed on the upper surface of the stop block 201. The slider 202 is slidably connected to the slide groove 104. A fixing plate 203 is fixedly installed on the upper surface of the slider 202. A connecting plate 204 is fixedly installed on the upper surface of the fixing plate 203. A limiting plate 205 is fixedly installed on one end of the connecting plate 204. The inner wall of the limiting plate 205 is threadedly connected with the first screw rod 207. One end of the first screw rod 207 is fixedly installed with the first hand wheel 206.

[0026] A through slot 102 is formed at the inner bottom of the mounting slot 101 .

[0027] A base 3 is fixedly mounted on the upper surface of the positioning plate 1 , and the number of the bases 3 is fixed at two. A vertical plate 4 is fixedly mounted on the upper surface of the base 3 , and the number of the vertical plates 4 is fixed at two.

[0028] A bearing 5 is fixedly installed between the two vertical plates 4. The inner walls of the two bearings 5 ​​are fixedly and rotatably connected with a rotating rod 6. A movable plate 8 is fixedly installed on the peripheral side of the rotating rod 6. First springs 7 are fixedly installed on both sides of the movable plate 8. The first spring 7 is connected to the bearing 5.

[0029] Limiting grooves 9 are provided on both sides of the movable plate 8, and latches 12 are clamped inside the limiting grooves 9. The latches 12 extend to the outer surface of the vertical plate 4. A mounting plate 11 is fixedly installed on one end of the latch 12, a pull block 13 is fixedly installed on one side of the mounting plate 11, and a second spring 10 is fixedly installed on the other side of the mounting plate 11, and the second spring 10 is connected to the vertical plate 4.

[0030] The inner wall of the movable plate 8 is threadedly connected with a second screw rod 14 , one end of the second screw rod 14 is fixedly mounted with a second hand wheel 15 , and the other end of the second screw rod 14 is fixedly mounted with a pressing block 16 .

[0031] When in use, first put the gear into the installation groove 101, and then push the connecting plate 204 to slide the slider 202 inside the slide groove 104, thereby driving the block 201 to move. When the block 201 presses against the gear, then turn the first hand wheel 206 to rotate the first screw rod 207 downward and press it against the upper surface of the positioning plate 1, thereby completing the distance adjustment of the block 201, and can press the side surfaces of gears of different sizes, increasing the practicality of the product. The movable plate 8 is adjusted by turning it flat and then inserting the pin 12 into the inside of the limiting groove 9 to regulate the movable plate 8, and then twisting the second hand wheel 15 to move the second screw rod 14 downward to press the pressure block 16 against the upper surface of the gear to complete the fixation, and the pull block 13 is pulled outward to pull the pin 12 out of the limiting groove 9. The movable plate 8 can be automatically rebounded and reset by the torsion of the first spring 7, and disassembly is convenient and quick.

[0032] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, according to the content of this specification, many modifications and changes can be made. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A meter tooth indirect positioning mechanism, comprising a positioning plate (1), characterized in that: The upper surface of the positioning plate (1) is provided with a mounting groove (101), the inner wall of the mounting groove (101) is provided with a receiving cavity (103), the number of the receiving cavities (103) is fixed at two, the upper surface of the positioning plate (1) is provided with a sliding groove (104), the number of the sliding grooves (104) is fixed at two, the sliding grooves (104) are connected to the receiving cavity (103), and the interior of the receiving cavity (103) is provided with an auxiliary structure (2), the auxiliary structure (2) includes a stop block (201), a slider (202), a fixing plate (203), a connecting plate (204), a limiting plate (205), a first hand wheel (206) and a first A screw rod (207) is slidably connected to a stop block (201) inside the accommodating cavity (103), a slider (202) is fixedly mounted on the upper surface of the stop block (201), the slider (202) is slidably connected to the slide groove (104), a fixed plate (203) is fixedly mounted on the upper surface of the slider (202), a connecting plate (204) is fixedly mounted on the upper surface of the fixing plate (203), one end of the connecting plate (204) is fixedly mounted with a limiting plate (205), the inner wall of the limiting plate (205) is threadedly connected to a first screw rod (207), and one end of the first screw rod (207) is fixedly mounted with a first hand wheel (206).

2. The meter tooth indirect positioning mechanism according to claim 1, characterized in that: A through groove (102) is provided at the inner bottom of the installation groove (101).

3. The meter tooth indirect positioning mechanism according to claim 1, characterized in that: A base (3) is fixedly mounted on the upper surface of the positioning plate (1), and the number of the bases (3) is fixed at two. A vertical plate (4) is fixedly mounted on the upper surface of each of the bases (3), and the number of the vertical plates (4) is fixed at two.

4. The meter tooth indirect positioning mechanism according to claim 3, characterized in that: A bearing (5) is fixedly installed between the two vertical plates (4), and the inner walls of the two bearings (5) are fixedly and rotatably connected to a rotating rod (6). A movable plate (8) is fixedly installed on the peripheral side of the rotating rod (6), and first springs (7) are fixedly installed on both sides of the movable plate (8), and the first springs (7) are connected to the bearings (5).

5. The meter tooth indirect positioning mechanism according to claim 4, characterized in that: Limiting grooves (9) are provided on both sides of the movable plate (8), and latches (12) are clamped inside the limiting grooves (9). The latches (12) extend to the outer surface of the vertical plate (4), and a mounting plate (11) is fixedly installed on one end of the latch (12). A pull block (13) is fixedly installed on one side of the mounting plate (11), and a second spring (10) is fixedly installed on the other side of the mounting plate (11). The second spring (10) is connected to the vertical plate (4).

6. The meter tooth indirect positioning mechanism according to claim 4, characterized in that: The inner wall of the movable plate (8) is threadedly connected to a second screw rod (14), one end of the second screw rod (14) is fixedly mounted with a second hand wheel (15), and the other end of the second screw rod (14) is fixedly mounted with a pressure block (16).

Images