Positioning clamp for machining precision parts of speed reducer

Abstract

The utility model discloses a positioning fixture for machining precision parts of a speed reducer, which relates to the technical field of machining of precision parts and comprises a base, a plurality of fixing grooves are formed in the inner wall of the base, a plurality of inserting grooves are formed in the inner wall of the base, inserting columns are fixedly connected to the inner walls of the inserting grooves, and the inserting columns are fixedly connected to the inner walls of the inserting grooves. By arranging the inserting columns on the fixing disc, when equipment needs to be connected, the inserting columns on the fixing disc are aligned with the inserting grooves and then inserted into the inserting grooves, then the fixing shafts are rotated to be connected with the base, and the fixing columns on the clamping base are inserted into the rubber O-shaped ring to be connected with the vacuum groove; then a plurality of twisting blocks are rotated, when the twisting blocks are rotated, a rotating shaft can be driven to enable a sliding block to drive a positioning block to start to move, the positioning block clamps the whole clamping base, then a vacuum valve is started, when the vacuum valve is started, an air outlet pipe can be driven to pump away air in a vacuum groove, and then the air is exhausted through an air outlet, so that the air is thoroughly fixed.

Description

Technical Field

[0001] The utility model belongs to the technical field of precision parts processing, and particularly relates to a positioning fixture for processing precision parts of a speed reducer. Background Technique

[0002] According to the disclosed patent No. CN213261298U, a fixture combination for precision machining of mold parts, including a device main body, a base is arranged at the bottom of the device main body, a first positioning groove is arranged inside the device main body, a second positioning groove is arranged on one side of the device main body far from the first positioning groove, a first clamping plate is arranged on the outer wall of the first positioning groove. By setting the first positioning groove, the second positioning groove, the first clamping plate and the second clamping plate, the user can adjust the positions where the first clamping plate and the second clamping plate are inserted into the first positioning groove and the second positioning groove according to the sizes of different molds to be clamped. Among them, a sealing gasket is arranged between the first clamping plate, the second clamping plate and the mold to be clamped, so that the user can use a fixture combination for precision machining of mold parts to clamp different-sized molds to be clamped, which is beneficial for producers to produce a fixture combination for precision machining of mold parts, and the use of the sealing gasket protects the mold to be clamped from being easily worn during installation. However, there are still the following deficiencies:

[0003] The above device achieves the effect of preventing equipment wear during clamping after completion, but it cannot strengthen the overall fixing strength of the equipment during use, and it is not convenient to clamp parts of different sizes. Therefore, we propose a positioning fixture for processing precision parts of a speed reducer. Content of the Utility Model

[0004] The purpose of the utility model is to provide a positioning fixture for processing precision parts of a speed reducer. Through the insertion column, the problems that the existing equipment cannot strengthen the fixing strength of the equipment and is not convenient to clamp parts of different sizes are solved.

[0005] To solve the above technical problems, the utility model is realized through the following technical solutions:

[0006] The utility model is a positioning fixture for processing precision parts of a speed reducer, including a base. A plurality of fixing grooves are opened on the inner wall of the base, a plurality of insertion grooves are opened on the inner wall of the base, an insertion column is fixedly connected to the inner wall of the insertion groove, a fixing shaft is fixedly connected to the inner wall of the insertion column, a fixing disk is fixedly connected to the top of the insertion column, a plurality of sliding grooves are opened on the inner wall of the fixing disk, a slider is slidably connected to the inner wall of the sliding groove, and a positioning block is fixedly connected to the top of the slider.

[0007] Furthermore, a rotating shaft is rotatably connected to the middle axis of the inner wall of the slider, and a torsion block is fixedly connected to the outer wall of the rotating shaft.

[0008] Furthermore, a clamping base is fixedly connected to the top of the positioning block, a second slide groove is provided at the central axis of the inner wall of the clamping base, and a second torsion block is provided on the outer wall of the clamping base away from the second slide groove.

[0009] Furthermore, the bottom of the torsion block 2 is fixedly connected with a rotating shaft 2, and the outer wall of the rotating shaft 2 is rotatably connected with a plurality of sliding blocks 2.

[0010] Furthermore, a clamping plate is fixedly connected to the top of the sliding block 2, a vacuum groove is opened at the center axis of the inner wall of the fixed plate, and a rubber O-ring is fixedly connected to the inner wall of the vacuum groove.

[0011] Furthermore, a fixing column is fixedly connected to the central axis of the inner wall of the rubber O-ring, a plurality of air outlet pipes are fixedly connected to the inner wall of the fixing plate, and a vacuum valve is fixedly connected to the outer wall of the air outlet pipe away from the fixing plate.

[0012] Furthermore, an air outlet is fixedly connected to the central axis of the inner wall of the vacuum valve, and the air outlet pipe penetrates the air outlet to the inner wall.

[0013] The utility model has the following beneficial effects:

[0014] 1. The utility model is provided with a slide groove 2 on the clamping base. When the equipment is in use, the parts to be clamped are placed on the surface of the clamping base, and then a plurality of twisting blocks 2 are rotated. When the twisting blocks 2 are rotated, the rotating shaft 2 is driven to cause a plurality of sliders 2 to start moving. When the sliders 2 are moved, a plurality of clamping plates are driven to start moving relative to each other, so that the parts are clamped, thereby achieving the effect of clamping parts of different sizes.

[0015] 2. The utility model is provided with a plug-in column on the fixing plate. When the device needs to be connected, the plug-in column on the fixing plate is first aligned with the plug-in slot, and then multiple fixed shafts are inserted and then rotated to connect it with the base. Then the fixing column on the clamping base is inserted into the rubber O-ring to connect it with the vacuum groove, and then multiple twist blocks are rotated. When the twist blocks are rotated, the rotating shaft is driven to drive the slider to drive the positioning block to start moving, so that it clamps the clamping base as a whole, and then the vacuum valve is started. When the vacuum valve is started, the air outlet pipe is driven to extract the air in the vacuum groove, and the air is discharged randomly through the air outlet, so that it is completely fixed, thereby achieving the effect of fixing the device.

[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] To more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for describing the embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0018] Figure 1 It is a schematic diagram of the overall structure of the positioning fixture for processing precision parts of the speed reducer of the present utility model;

[0019] Figure 2 It is a sectional view of the slider structure of the positioning fixture for processing precision parts of the speed reducer of the present utility model;

[0020] Figure 3 It is a sectional view of the fixed disk structure of the positioning fixture for processing precision parts of the speed reducer of the present utility model;

[0021] Figure 4 For the positioning fixture for processing precision parts of the speed reducer of the present utility model Figure 3 The enlarged view at A;

[0022] Figure 5 It is a schematic diagram of the overall internal structure of the positioning fixture for processing precision parts of the speed reducer of the present utility model.

[0023] In the drawings, the list of components represented by each reference numeral is as follows:

[0024] 1. Base, 101. Fixed groove, 102. Insertion groove, 103. Insertion post, 104. Fixed shaft, 105. Fixed disk, 106. Slide groove, 107. Slider, 108. Positioning block, 109. Rotating shaft, 110. Torsion block, 2. Clamping base, 201. Second slide groove, 202. Second torsion block, 203. Second rotating shaft, 204. Second slider, 205. Clamping plate, 206. Vacuum groove, 207. Rubber O-ring, 208. Fixed post, 209. Air outlet pipe, 210. Vacuum valve, 211. Air outlet. Specific embodiments

[0025] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

[0026] Please refer to Figures 1-5As shown in the figure, the utility model is a positioning fixture for machining precision parts of a reducer, including a base 1. The base 1 is provided to support the overall equipment. A plurality of fixing grooves 101 are formed in the inner wall of the base 1. The fixing grooves 101 are provided to insert and fix the fixing shaft 104. A plurality of insertion grooves 102 are formed in the inner wall of the base 1. The insertion grooves 102 are provided to fix the insertion column 103. An insertion column 103 is fixedly connected to the inner wall of the insertion groove 102. The insertion column 103 is provided to support the entire fixing plate 105. A fixing shaft 104 is fixedly connected to the inner wall of the insertion column 103. The fixing shaft 104 is provided to fix the insertion column 103 to the base 1. The top of the insertion column 103 is fixedly connected to a fixing plate 105. The fixing plate 105 is provided to clamp the clamping base 2. A plurality of sliding grooves 106 are formed in the inner wall of the fixing plate 105. The sliding grooves 106 are provided to move the slider 107. A slider 107 is slidably connected to the inner wall of the sliding groove 106. The slider 107 is provided to drive the positioning block 108 to move. The top of the slider 107 is fixedly connected to a positioning block 108. The positioning block 108 is provided to fix the clamping base 2.

[0027] As shown in Figure 2 the figure, a rotating shaft 109 is rotatably connected to the central axis of the inner wall of the slider 107, and a torsion block 110 is fixedly connected to the outer wall of the rotating shaft 109;

[0028] By providing the rotating shaft 109 on the slider 107, when the rotating shaft 109 is rotated, the slider 107 will start to move.

[0029] As shown in Figure 2 the figure, a clamping base 2 is fixedly connected to the top of the positioning block 108. A second sliding groove 201 is formed at the central axis of the inner wall of the clamping base 2. A second torsion block 202 is provided on the outer wall of the clamping base 2 away from the second sliding groove 201;

[0030] By providing the clamping base 2 on the positioning block 108, when the positioning block 108 is moved, the clamping base 2 will start to be fixed.

[0031] As shown in Figure 2 the figure, a second rotating shaft 203 is fixedly connected to the bottom of the second torsion block 202, and a plurality of second sliders 204 are rotatably connected to the outer wall of the second rotating shaft 203;

[0032] By providing the second rotating shaft 203 on the second torsion block 202, when the second torsion block 202 is rotated, the second rotating shaft 203 will be driven to rotate together.

[0033] As shown in Figures 2-4 the figure, a clamping plate 205 is fixedly connected to the top of the second slider 204. A vacuum groove 206 is formed at the central axis of the inner wall of the fixing plate 105, and a rubber O-ring 207 is fixedly connected to the inner wall of the vacuum groove 206;

[0034] By providing the clamping plate 205 on the second slider 204 , when the second slider 204 is moved, the clamping plate 205 will be driven to start moving.

[0035] Among them Figures 4-5 As shown, a fixing column 208 is fixedly connected to the middle axis of the inner wall of the rubber O-ring 207, a plurality of air outlet pipes 209 are fixedly connected to the inner wall of the fixing plate 105, and a vacuum valve 210 is fixedly connected to the outer wall of the air outlet pipe 209 away from the fixing plate 105;

[0036] By providing the fixing column 208 on the rubber O-ring 207, it is possible to prevent the internal gas from being discharged.

[0037] Among them Figure 5 As shown, the central axis of the inner wall of the vacuum valve 210 is fixedly connected with an air outlet 211, and the air outlet pipe 209 passes through the air outlet 211 to the inner wall;

[0038] The extracted gas can be discharged by providing a gas outlet 211 on the vacuum valve 210 .

[0039] A specific application of this embodiment is:

[0040] When the staff needs to use the device, they need to first align the plug-in column 103 on the fixed plate 105 with the plug-in slot 102, then insert and rotate the multiple fixed shafts 104 to connect it with the base 1, then insert the fixed column 208 on the clamping base 2 into the rubber O-ring 207 to connect it with the vacuum groove 206, and then rotate the multiple twist blocks 110. When the twist blocks 110 are rotated, they will drive the rotating shaft 109 to make the slider 107 drive the positioning block 108 to start moving, so that it clamps the clamping base 2 as a whole, and then Then start the vacuum valve 210. When the vacuum valve 210 is started, it will drive the air outlet pipe 209 to extract the air in the vacuum groove 206, and randomly discharge it through the air outlet 211 to completely fix it. Then, place the parts to be clamped on the surface of the clamping base 2, and then rotate the multiple twisting blocks 202. When the twisting blocks 202 are rotated, the rotating shaft 203 will be driven to make the multiple sliders 204 start to move. When the sliders 204 are moved, the multiple clamping plates 205 will start to move relative to each other, so that they can clamp the parts.

[0041] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation 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.

[0042] The preferred embodiments of the present utility model disclosed above are only used to help illustrate the present utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the present utility model to the specific embodiments described. Obviously, many modifications and variations can be made according to the content of this specification. These embodiments are selected and specifically described in this specification in order to better explain the principle and practical application of the present utility model, so that those skilled in the relevant art can well understand and utilize the present utility model. The present utility model is only limited by the claims and their full scope and equivalents.

Claims

1. Positioning fixture for machining precision parts of a speed reducer, including a base (1), characterized in that: The inner wall of the base (1) is provided with a plurality of fixing grooves (101), the inner wall of the base (1) is provided with a plurality of inserting grooves (102), the inner wall of the inserting groove (102) is fixedly connected with an inserting column (103), the inner wall of the inserting column (103) is fixedly connected with a fixing shaft (104), the top of the inserting column (103) is fixedly connected with a fixing plate (105), the inner wall of the fixing plate (105) is provided with a plurality of sliding grooves (106), the inner wall of the sliding groove (106) is slidably connected with a sliding block (107), and the top of the sliding block (107) is fixedly connected with a positioning block (108).

2. The positioning fixture for machining precision parts of a speed reducer according to claim 1, wherein, A rotating shaft (109) is rotatably connected to the central axis of the inner wall of the sliding block (107), and a torsion block (110) is fixedly connected to the outer wall of the rotating shaft (109).

3. The positioning fixture for machining precision parts of a speed reducer according to claim 2, characterized in that, A clamping base (2) is fixedly connected to the top of the positioning block (108), a second sliding groove (201) is provided at the central axis of the inner wall of the clamping base (2), and a second torsion block (202) is arranged on the outer wall of the clamping base (2) away from the second sliding groove (201).

4. The positioning fixture for machining precision parts of a speed reducer according to claim 3, characterized in that, A second rotating shaft (203) is fixedly connected to the bottom of the second torsion block (202), and a plurality of second sliding blocks (204) are rotatably connected to the outer wall of the second rotating shaft (203).

5. The positioning fixture for machining precision parts of a speed reducer according to claim 4, characterized in that, A clamping plate (205) is fixedly connected to the top of the second sliding block (204), a vacuum groove (206) is provided at the central axis of the inner wall of the fixing plate (105), and a rubber O-ring (207) is fixedly connected to the inner wall of the vacuum groove (206).

6. The positioning fixture for machining precision parts of a speed reducer according to claim 5, characterized in that, A fixing column (208) is fixedly connected to the central axis of the inner wall of the rubber O-ring (207), a plurality of air outlet pipes (209) are fixedly connected to the inner wall of the fixing plate (105), and a vacuum valve (210) is fixedly connected to the outer wall of the air outlet pipe (209) away from the fixing plate (105).

7. The positioning fixture for machining precision parts of a speed reducer according to claim 6, characterized in that, An air outlet (211) is fixedly connected to the central axis of the inner wall of the vacuum valve (210), and the air outlet pipe (209) penetrates through the air outlet (211) to the inner wall.

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