CN219037869U

CN219037869U - Concentricity adjusting device

Info

Publication number: CN219037869U
Application number: CN202222643382.2U
Authority: CN
Inventors: 沈汉财
Original assignee: Dongguan Zhongya Cable Co ltd
Current assignee: Dongguan Zhongya Cable Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-05-16
Anticipated expiration: 2032-10-09

Abstract

The utility model discloses a concentricity adjusting device, which relates to the technical field of concentricity and comprises a fixed base, wherein four sides of the upper surface of the fixed base are fixedly connected with supports through fixed screws, die holders are arranged below the inner walls of the supports, screw grooves are formed in the lower surfaces of the die holders, the inner walls of the screw grooves are in screw connection with the upper ends of the corresponding fixed screws, fixing plates are fixedly connected to the surfaces of the opposite sides of the die holders, and screw rod adjusting mechanisms are arranged on the upper surfaces of the fixing plates. The workpiece passes through the inner die, is provided with the group fixing die holder, and changes the displacement of the inner die by adjusting the adjusting screw rod on the group fixing die holder, so as to drive the sheath to deviate. The process concentricity is met, the sheath is not damaged, the filler between the core and the sheath is ensured to be uniformly filled, the process requirement is met, and the practicability of the equipment is improved.

Description

Concentricity adjusting device

Technical Field

The utility model relates to the technical field of concentricity, in particular to a concentricity adjusting device.

Background

When some mechanical parts are processed, the requirement on the accuracy is higher, and in order to ensure that the accuracy is not influenced, a device capable of enabling the mechanical parts to be on the same axis is designed to accurately limit the mechanical parts, so that the concentricity adjusting device is produced and applied to processing.

Most of the concentric degree adjusting devices existing in the market at present are simpler in design, and although the concentric degree adjusting devices can also meet the requirement of concentric degree, the stability is not too high, the filler between the core and the sheath cannot be ensured to be uniformly filled, the process requirement cannot be met, and the practicability of equipment is reduced.

Disclosure of Invention

The utility model aims to provide a concentricity adjusting device, which solves the problems that the design is mostly simpler in the background art, the requirement of concentricity can be ensured, but the stability is not too high, the uniform filling of filler between a core and a sheath can not be ensured, the process requirement can not be met, and the practicability of equipment is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the concentric degree adjusting device comprises a fixed base, four sides of the upper surface of the fixed base are fixedly connected with supporting seats through fixing screws, a plurality of die holders are arranged below the inner walls of the supporting seats, thread grooves are formed in the lower surfaces of the die holders, the inner walls of the thread grooves are in threaded connection with the upper ends of the corresponding fixing screws, fixing plates are fixedly connected to the surfaces of the opposite sides of the die holders, and screw rod adjusting mechanisms are arranged on the upper surfaces of the fixing plates.

Preferably, the screw rod adjusting mechanism comprises a guide rail, the lower surfaces of the guide rails are fixedly connected with the upper surfaces of the corresponding fixing plates, the inner walls of the guide rails are fixedly connected with guide blocks in a sliding manner, the upper surfaces of the guide blocks are fixedly connected with an inner die, the inner walls of the die holders are fixedly connected with adjusting screw rods in a threaded manner, the opposite ends of the adjusting screw rods are rotatably connected with bearings, and the opposite side surfaces of the bearings are fixedly connected with the lower parts of the side surfaces of the corresponding inner dies.

Preferably, the surfaces of the opposite sides of the inner molds are fixedly connected with protection cushions.

Preferably, universal wheels are fixedly connected to the left side and the right side of the lower surface of the fixed base.

Preferably, the upper surface of the fixing base is made of stainless steel.

Preferably, the material of the protection cushion is made of rubber.

Preferably, a through hole is formed in the center of the upper surface of the fixed base.

The utility model has the technical effects and advantages that:

1. through setting up unable adjustment base, fixed screw, support, die holder, thread groove, fixed plate, lead screw adjustment mechanism, the work piece passes through from the centre form, is provided with 4 fixed die holders altogether, through adjusting the adjusting screw on 4 fixed die holders of group, changes the centre form displacement to drive the sheath skew. The process concentricity is met, the sheath is not damaged, the filler between the core and the sheath is ensured to be uniformly filled, the process requirement is met, and the practicability of the equipment is improved.

2. Through setting up the protection cushion, can guarantee that the mould can not lead to the mould to be damaged because of pressing from both sides too tightly when being pressed from both sides by 4 group's centre models, improved the factor of safety of equipment, the protection cushion is made with rubber, can have good weather resistance and antiozonation nature, has splendid water resistance and chemical resistance, can use alcohols and ketones, high temperature resistant steam has good impermeability to gas, sets up the universal wheel, can remove the equipment to suitable position and adjust it, has improved the flexibility of equipment.

3. Through setting up unable adjustment base's upper surface into stainless steel material, hardness is higher, not only scratch resistant, still resistant striking, anticorrosion does not fade, has improved the life of equipment, sets up the through-hole, and the through-hole can be passed to the mould, guarantees the normal operating of equipment.

Drawings

Fig. 1 is a schematic plan view of the present utility model.

Fig. 2 is an enlarged schematic view of the a structure of fig. 1 according to the present utility model.

Fig. 3 is a schematic top plan view of the present utility model.

Fig. 4 is a schematic perspective view of a stand according to the present utility model.

Fig. 5 is a schematic bottom plan view of the die holder of the present utility model.

FIG. 6 is a schematic perspective view of a fixing base according to the present utility model

In the figure: 1. a fixed base; 2. a support; 3. a die holder; 4. adjusting a screw rod; 5. a bearing; 6. an inner mold; 7. protecting the soft cushion; 8. a fixing plate; 9. a guide rail; 10. a guide block; 11. a set screw; 12. a universal wheel; 13. a thread groove; 14. and a through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a concentric degree adjusting device as shown in figures 1-5, which comprises a fixed base 1, wherein four sides of the upper surface of the fixed base 1 are fixedly connected with a support 2 through fixed screws 11, die holders 3 are arranged below the inner walls of the plurality of supports 2, screw grooves 13 are formed in the lower surfaces of the plurality of die holders 3, the screw grooves 13 are formed in order to enable the supports 2 and the die holders 3 to be better fixed, the inner walls of the screw grooves 13 are in screw connection with the upper ends of the corresponding fixed screws 11, the surfaces of the opposite sides of the plurality of die holders 3 are fixedly connected with fixed plates 8, screw rod adjusting mechanisms are arranged on the upper surfaces of the plurality of fixed plates 8, workpieces pass through an

inner die

6, 4 groups of fixed die holders 3 are arranged in total, and the displacement of the inner die is changed by adjusting screw rods 4 on the die holders 3, so that a sheath is driven to deviate. The process concentricity is met, the sheath is not damaged, the filler between the core and the sheath is ensured to be uniformly filled, the process requirement is met, and the practicability of the equipment is improved.

As shown in fig. 1, universal wheels 12 are fixedly connected to the left and right sides of the lower surface of the fixing base 1, equipment can be moved to a proper position to be adjusted, flexibility of the equipment is improved, the upper surface of the fixing base 1 is made of stainless steel, hardness is high, scratch resistance and impact resistance are achieved, corrosion resistance and fading resistance are achieved, and service life of the equipment is prolonged.

As shown in fig. 4, the protection cushions 7 are fixedly connected to the surfaces of the opposite sides of the inner molds 6, so that the mold is prevented from being damaged due to the tight clamping when the mold is clamped by the inner molds 6 of 4 groups, the safety coefficient of the equipment is improved, the protection cushions 7 are made of rubber, and have good weather resistance, ozone resistance, water resistance, chemical resistance, alcohols and ketones, high-temperature steam resistance and good impermeability to gas.

As shown in fig. 6, a through hole 14 is formed in the center of the upper surface of the fixed base 1, and a mold can pass through the through hole 14 to ensure the normal operation of the equipment.

The working principle of the utility model is as follows: when the equipment is used, a plurality of supports 2 are fixed to corresponding positions on the upper surface of the fixed base 1 through a plurality of fixing screws 11, and then corresponding die holders 3 are fixed to the supports 2 corresponding to the supports through a plurality of fixing screws 11 through a plurality of thread grooves 13;

simultaneously, a plurality of adjusting screw rods 4 are rotated, the plurality of adjusting screw rods 4 rotate through a plurality of bearings 5, the corresponding inner dies 6 are pushed to relatively move on the corresponding fixing plates 8, and the dies to be clamped are clamped to the right center through the plurality of inner dies 6, so that the accuracy of the same core degree is ensured, and at the moment, the uniform filling of filler between the core and the sheath is ensured, and the same core degree of the core and the sheath is ensured to meet the process requirement;

wherein the guide blocks 10 in the guide rails 9 perform limit guide function on the corresponding internal mold 6, and the protection cushions 7 can ensure that the clamped articles are not damaged.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The concentricity adjusting device comprises a fixed base (1), and is characterized in that: four sides of unable adjustment base (1) upper surface all are through fixed screw (11) fixedly connected with support (2), and is a plurality of the below of support (2) inner wall all is provided with die holder (3), and is a plurality of screw groove (13) have all been seted up to the lower surface of die holder (3), a plurality of the inner wall of screw groove (13) all rather than the upper end threaded connection of corresponding fixed screw (11), a plurality of the equal fixedly connected with fixed plate (8) of relative one side surface of die holder (3), a plurality of the upper surface of fixed plate (8) all is provided with lead screw adjustment mechanism.

2. The concentricity adjustment device according to claim 1, wherein: the guide rail adjusting mechanism comprises guide rails (9), the lower surfaces of the guide rails (9) are fixedly connected with the upper surfaces of corresponding fixing plates (8), the inner walls of the guide rails (9) are fixedly connected with guide blocks (10) in a sliding mode, the upper surfaces of the guide blocks (10) are fixedly connected with inner molds (6), the inner walls of the mold bases (3) are fixedly connected with adjusting screw rods (4) in a threaded mode, the opposite ends of the adjusting screw rods (4) are fixedly connected with bearings (5) in a rotating mode, and the opposite side surfaces of the bearings (5) are fixedly connected with the lower portions of one side surfaces of the corresponding inner molds (6).

3. The concentricity adjustment device according to claim 2, wherein: the surfaces of the opposite sides of the inner molds (6) are fixedly connected with protection cushions (7).

4. The concentricity adjustment device according to claim 1, wherein: universal wheels (12) are fixedly connected to the left side and the right side of the lower surface of the fixed base (1).

5. The concentricity adjustment device according to claim 1, wherein: the upper surface of the fixed base (1) is made of stainless steel.

6. A concentricity apparatus as claimed in claim 3, wherein: the protection cushion (7) is made of rubber.

7. The concentricity adjustment device according to claim 1, wherein: a through hole (14) is formed in the center of the upper surface of the fixed base (1).