Bearing ring heat treatment production clamp

Abstract

The utility model relates to the technical field of production clamps, in particular to a bearing ring heat treatment production clamp, which improves the convenience of clamping and fixing bearing rings with different sizes, improves the use convenience and reduces the use limitation. Comprising a supporting table and multiple sets of clamping columns, multiple sets of guide grooves are formed in the supporting table, and the multiple sets of clamping columns are slidably installed on the guide grooves correspondingly; the bottom ends of the multiple sets of clamping columns are connected with the top ends of the multiple sets of sliding blocks correspondingly, the multiple sets of guide rails are installed at the bottom of the supporting table, the multiple sets of sliding blocks are slidably installed on the multiple sets of guide rails correspondingly, and the top ends of the multiple sets of connecting arms are rotationally connected with the multiple sets of sliding blocks correspondingly. The bottom ends of the multiple sets of connecting arms are rotationally connected with the pushing device, and the pushing device is used for pushing and pulling the multiple sets of connecting arms up and down.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of production fixture, particularly to bearing ring heat treatment production fixture. BACKGROUND

[0002] In the bearing manufacturing process, heat treatment is a vital link, heat treatment can directly affect the uniformity of carburizing in bearing ring, improve the wear resistance and hardness of bearing, and then affect the reliability and life of bearing use, in the bearing ring heat treatment, usually uses the clamp to hold fixed.

[0003] At present in the existing clamp, such as the patent of authorized announcement no. CN218059128U, the utility model discloses a bearing ring heat treatment fixture, including base, the top of base is fixedly installed with mounting plate, and the top of mounting plate is connected with mounting bolt, the bottom of mounting plate is fixedly installed with side plate, and the one side of side plate is provided with clamping slot, the one side of side plate is fixedly installed with first fixed link, and the one side of first fixed link is provided with recess, the inner wall of recess is fixedly installed with connecting spring. The bearing ring heat treatment fixture is provided with base, sliding slot, sliding plate, moving plate, supporting spring, fixed plate, fixed bolt, threaded sleeve and screw rod.

[0004] But the fixture is found in use, the fixture is inconvenient for the bearing ring clamping fixed of different model size, increases the use limitation, and needs manual clamping operation of personnel, reduces the convenience of using. UTILITY MODEL CONTENTS

[0005] To solve the above technical problem, the utility model provides a bearing ring heat treatment production fixture that improves the convenience of clamping and fixing different sizes of bearing rings, improves the convenience of use, and reduces the use limitations.

[0006] This utility model discloses a bearing ring heat treatment production fixture, comprising a support platform and multiple sets of clamping columns. The support platform is provided with multiple sets of guide grooves, and the multiple sets of clamping columns are slidably mounted on the guide grooves. It also includes a pushing device, multiple sets of sliders, multiple sets of guide rails, and multiple sets of connecting arms. The bottom ends of the multiple sets of clamping columns are connected to the top ends of the multiple sets of sliders. The multiple sets of guide rails are all mounted on the bottom of the support platform, and the multiple sets of sliders are slidably mounted on the multiple sets of guide rails. The top ends of the multiple sets of connecting arms are rotatably connected to the multiple sets of sliders, and the bottom ends of the multiple sets of connecting arms are rotatably connected to the pushing device. The pushing device is used to push and pull the multiple sets of connecting arms up and down. The bearing ring is placed on the support platform. Between the multiple sets of clamping columns at the top of the support platform, a pushing device pulls down multiple sets of connecting arms, causing the connecting arms to move multiple sets of sliders closer together. This, in turn, causes the multiple sets of sliders to move the multiple sets of clamping columns closer together, allowing the multiple sets of clamping columns to clamp and fix the bearing ring in different positions. This improves the convenience of clamping and fixing bearing rings of different sizes. At the same time, when fixing larger bearing rings, the inner ring of the bearing ring is placed on the outside of the multiple sets of clamping columns. By pushing the connecting arms upward, the multiple sets of clamping columns expand and fix the bearing ring, improving the convenience of using the fixture and reducing its limitations.

[0007] Preferably, the pushing device includes a driving device, a base, multiple sets of guide columns, a lifting platform, an internal threaded sleeve, and a stud. The top of the base is connected to the bottom of the multiple sets of guide columns, and the tops of the multiple sets of guide columns are all connected to the bottom of the support platform. The lifting platform is slidably mounted on the guide columns. The bottoms of the multiple sets of connecting arms are rotatably mounted on the lifting platform. The top of the internal threaded sleeve is connected to the bottom of the lifting platform. The stud is rotatably mounted on the top of the base, and the upper part of the stud is screwed onto the lower part of the internal threaded sleeve. The driving device is mounted on the base and is used to drive the stud to rotate. By driving the stud to rotate, the stud drives the internal threaded sleeve to move up or down. After the internal threaded sleeve moves up and down, it drives the lifting platform to slide up and down. Thus, the lifting platform drives the multiple sets of sliders to slide through the multiple sets of connecting arms, improving the convenience of clamping and fixing bearing rings of different sizes and models with multiple sets of clamping columns.

[0008] Preferably, the driving device includes a worm, a motor, and a worm wheel. The worm is rotatably mounted on the outer wall of the base, the motor is mounted on the outer wall of the base, and the output end of the motor is connected to the worm. The worm wheel is mounted on the outer wall of the stud and meshes with the worm. The motor drives the worm to rotate, which in turn drives the stud to rotate through meshing with the worm wheel. This improves the convenience of moving and adjusting multiple sets of clamping columns, while also improving the positioning effect of multiple sets of clamping columns after fixing the bearing ring, and enhancing the fixing firmness of the clamp to the bearing ring.

[0009] Preferably, it also includes multiple sets of bolts and multiple sets of internal hexagonal recesses, with the multiple sets of bolts all passing through the interior of the base and the multiple sets of internal hexagonal recesses respectively located on the top of the multiple sets of bolts; by placing the base on the fixed platform and then using the multiple sets of bolts to connect the base to the fixed platform, the ease of loading and unloading the fixture is improved.

[0010] Preferably, the plurality of linear bearings are mounted on the outer wall of the lifting platform and are sleeved on the plurality of guide columns; the plurality of linear bearings improve the guiding effect when the lifting platform slides up and down and reduce the wear between the lifting platform and the plurality of guide columns.

[0011] Preferably, the plurality of protrusions are arranged at the bottom end of the base; when the base is placed on the fixed table, the plurality of protrusions support the bottom end of the base, so that a gap is maintained between the bottom surface of the base and the top surface of the fixed table, and the base is prevented from being adsorbed on the fixed table and being difficult to remove.

[0012] Preferably, the plurality of anti-skid lines are arranged on the outer wall of the plurality of clamping columns; the plurality of anti-skid lines improve the clamping and anti-skid effect of the plurality of clamping columns on the bearing ring.

[0013] Compared with the prior art, the bearing ring is placed between the plurality of clamping columns at the top end of the support table, and then the plurality of connecting arms are pulled downward by the pushing device, so that the plurality of connecting arms drive the plurality of sliders to slide close to each other, thereby driving the plurality of clamping columns to move close to each other, and the plurality of clamping columns clamp and fix the bearing ring in different directions, improving the convenience of the clamp in clamping and fixing bearing rings of different sizes, and when fixing a bearing ring with a large size, the inner ring of the bearing ring is sleeved on the plurality of clamping columns, the connecting arms are pushed upward, so that the plurality of clamping columns expand and fix the bearing ring, improving the convenience of using the clamp and reducing the use limitations. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the axial measurement structure schematic view of the utility model;

[0015] Figure 2 is the axial measurement local structure schematic view of the internal thread sleeve and the stud connection;

[0016] Figure 3 is the axial measurement structure schematic view of the clamping column and the anti-skid line connection;

[0017] Figure 4 is the axial measurement structure schematic view of the base and the protrusion connection;

[0018] Figure 5 is the axial measurement local structure schematic view of the worm and the motor connection.

[0019] The following are labels in the attached diagram: 1. Support platform; 2. Clamping column; 3. Slider; 4. Guide rail; 5. Connecting arm; 6. Base; 7. Guide column; 8. Lifting platform; 9. Internal threaded sleeve; 10. Stud; 11. Worm gear; 12. Motor; 13. Worm wheel; 14. Bolt; 15. Socket hexagonal groove; 16. Linear bearing; 17. Protrusion; 18. Anti-slip texture. Detailed Implementation

[0020] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. This utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to make the disclosure of this utility model more thorough and complete.

[0021] Example 1

[0022] like Figures 1 to 5 As shown, the bearing ring heat treatment production fixture of this utility model includes a support platform 1 and multiple sets of clamping columns 2. The support platform 1 is provided with multiple sets of guide grooves, and the multiple sets of clamping columns 2 are slidably mounted on the guide grooves. It also includes a pushing device, multiple sets of sliders 3, multiple sets of guide rails 4, and multiple sets of connecting arms 5. The bottom ends of the multiple sets of clamping columns 2 are respectively connected to the top ends of the multiple sets of sliders 3. The multiple sets of guide rails 4 are all mounted on the bottom of the support platform 1. The multiple sets of sliders 3 are respectively slidably mounted on the multiple sets of guide rails 4. The top ends of the multiple sets of connecting arms 5 are rotatably connected to the multiple sets of sliders 3. The bottom ends of the multiple sets of connecting arms 5 are rotatably connected to the pushing device. The pushing device is used to push and pull the multiple sets of connecting arms 5 up and down.

[0023] like Figure 2 and Figure 3 As shown, the pushing device includes a driving device, a base 6, multiple sets of guide columns 7, a lifting platform 8, an internal threaded sleeve 9, and a stud 10. The top of the base 6 is connected to the bottom of the multiple sets of guide columns 7, and the top of each set of guide columns 7 is connected to the bottom of the support platform 1. The lifting platform 8 is slidably mounted on the guide columns 7. The bottom of each set of connecting arms 5 is rotatably mounted on the lifting platform 8. The top of the internal threaded sleeve 9 is connected to the bottom of the lifting platform 8. The stud 10 is rotatably mounted on the top of the base 6, and the upper part of the stud 10 is screwed onto the lower part of the internal threaded sleeve 9. The driving device is mounted on the base 6 and is used to drive the stud 10 to rotate.

[0024] In this embodiment, the bearing ring is placed between multiple sets of clamping posts 2 at the top of the support platform 1. Then, the multiple sets of connecting arms 5 are pulled downward by the pushing device, causing the multiple sets of connecting arms 5 to drive the multiple sets of sliders 3 to slide closer to each other. This causes the multiple sets of sliders 3 to drive the multiple sets of clamping posts 2 to move closer to each other, so that the multiple sets of clamping posts 2 clamp and fix the bearing ring in different positions. This improves the convenience of clamping and fixing bearing rings of different sizes. At the same time, when fixing larger bearing rings, the inner ring of the bearing ring is placed outside the multiple sets of clamping posts 2. By pushing the connecting arms 5 upward, the multiple sets of clamping posts 2 expand and fix the bearing ring, improving the convenience of using the fixture and reducing its limitations.

[0025] Example 2

[0026] Based on Example 1, such as Figure 3 As shown, the bearing ring heat treatment production fixture of this utility model includes a driving device comprising a worm gear 11, a motor 12, and a worm wheel 13. The worm gear 11 is rotatably mounted on the outer wall of the base 6, the motor 12 is mounted on the outer wall of the base 6, the output end of the motor 12 is connected to the worm gear 11, and the worm wheel 13 is mounted on the outer wall of the stud 10 and meshes with the worm gear 11.

[0027] like Figure 1 As shown, it also includes multiple sets of bolts 14 and multiple sets of internal hexagonal grooves 15. The multiple sets of bolts 14 all fit through the interior of the base 6, and the multiple sets of internal hexagonal grooves 15 are respectively set on the top of the multiple sets of bolts 14.

[0028] like Figure 1 As shown, it also includes multiple sets of linear bearings 16, all of which are installed on the outer wall of the lifting platform 8, and the multiple sets of linear bearings 16 are fitted onto the outside of multiple sets of guide columns 7.

[0029] like Figure 3 As shown, it also includes a protrusion 17, which is disposed at the bottom end of the base 6;

[0030] like Figure 3 As shown, it also includes multiple sets of anti-slip textures 18, which are respectively disposed on the outer side walls of multiple sets of clamping columns 2;

[0031] In this embodiment, the drive device drives the stud 10 to rotate, causing the stud 10 to move the internal threaded sleeve 9 up or down. After the internal threaded sleeve 9 moves up and down, it drives the lifting platform 8 to slide up and down. This allows the lifting platform 8 to drive the sliding of multiple sets of sliders 3 through multiple sets of connecting arms 5, improving the convenience of clamping and fixing bearing rings of different sizes and models with multiple sets of clamping columns 2. The motor 12 drives the worm gear 11 to rotate, causing the worm gear 11 to drive the stud 10 to rotate through meshing with the worm wheel 13, improving the convenience of moving and adjusting multiple sets of clamping columns 2. At the same time, it improves the positioning effect of multiple sets of clamping columns 2 after fixing the bearing ring, and improves the fixing firmness of the clamp to the bearing ring.

[0032] The bearing ring heat treatment production clamp of the utility model, when working, bearing ring is placed between multiple sets of clamping columns 2 on the top end of the support table 1, then multiple sets of connecting arms 5 are pulled down by the pushing device, multiple sets of connecting arms 5 drive multiple sets of sliding blocks 3 to slide close to each other, so that multiple sets of sliding blocks 3 drive multiple sets of clamping columns 2 to move close to each other, multiple sets of clamping columns 2 clamp and fix the bearing ring in different directions, when fixing the bearing ring of large size, the inner ring of the bearing ring is sleeved outside multiple sets of clamping columns 2, multiple sets of clamping columns 2 expand and fix the bearing ring by pushing connecting arms 5 upwards.

[0033] The motor 12 of the bearing ring heat treatment production clamp of the utility model is purchased on the market, and the technical personnel in the industry only needs to install and operate according to the attached instruction manual, without the creative labor of the technical personnel in the field.

[0034] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary technical personnel in the technical field, without departing from the technical principle of the utility model, a number of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection range of the utility model.

Claims

1. A bearing ring heat treatment production clamp, comprising a support table (1) and a plurality of clamping columns (2), a plurality of guide grooves are arranged on the support table (1), and the plurality of clamping columns (2) are respectively slidably installed on the guide grooves; characterized in that, It also includes pushing device, multiple sets of sliding blocks (3), multiple sets of guide rails (4) and multiple sets of connecting arms (5), the bottom ends of the multiple sets of clamping columns (2) are connected with the top ends of the multiple sets of sliding blocks (3) respectively, the multiple sets of guide rails (4) are all installed at the bottom of the support table (1), the multiple sets of sliding blocks (3) are all slidingly installed on the multiple sets of guide rails (4) respectively, the top ends of the multiple sets of connecting arms (5) are all rotatably connected with the multiple sets of sliding blocks (3) respectively, and the bottom ends of the multiple sets of connecting arms (5) are all rotatably connected with the pushing device.

2. The bearing ring heat treatment production fixture of claim 1, wherein, The pushing device comprises a driving device, a base (6), multiple sets of guide columns (7), a lifting platform (8), an internally-threaded sleeve (9) and a stud (10), the top end of the base (6) is connected with the bottom ends of the multiple sets of guide columns (7), the top ends of the multiple sets of guide columns (7) are all connected with the bottom end of the support table (1), the lifting platform (8) is slidingly installed on the guide columns (7) in an up-down manner, the bottom ends of the multiple sets of connecting arms (5) are all rotatably installed on the lifting platform (8), the top end of the internally-threaded sleeve (9) is connected with the bottom end of the lifting platform (8), the stud (10) is rotatably installed on the top end of the base (6), the upper part of the stud (10) is screw-connected with the lower part of the internally-threaded sleeve (9), and the driving device is installed on the base (6).

3. The bearing ring heat treatment production fixture of claim 2, wherein, The driving device comprises a worm (11), a motor (12) and a worm wheel (13), the worm (11) is rotatably installed on the outer side wall of the base (6), the motor (12) is installed on the outer side wall of the base (6), the output end of the motor (12) is connected with the worm (11), and the worm wheel (13) is installed on the outer side wall of the stud (10) and engages with the worm (11).

4. The bearing ring heat treatment production fixture of claim 2 wherein, It also comprises multiple sets of bolts (14) and multiple sets of internal hexagonal grooves (15), the multiple sets of bolts (14) all pass through the inside of the base (6) in a matched mode, and the multiple sets of internal hexagonal grooves (15) are arranged at the top ends of the multiple sets of bolts (14) respectively.

5. The bearing ring heat treatment production fixture of claim 2 wherein, It also comprises multiple sets of linear bearings (16), the multiple sets of linear bearings (16) are all installed on the outer side wall of the lifting platform (8) and are sleeved on the outside of the multiple sets of guide columns (7).

6. The bearing ring heat treatment production fixture of claim 2 wherein, It also comprises a protruding block (17), which is arranged at the bottom end of the base (6).

7. The bearing ring heat treatment production fixture of claim 1 wherein, It also comprises multiple sets of anti-skid lines (18), which are arranged on the outer side walls of the multiple sets of clamping columns (2) respectively.

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