CN219853007U

CN219853007U - Polytetrafluoroethylene bushing assembly machine

Info

Publication number: CN219853007U
Application number: CN202320533512.9U
Authority: CN
Inventors: 魏向东
Original assignee: Zhenjiang Teflon Plastic Co ltd
Current assignee: Zhenjiang Teflon Plastic Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-10-20
Anticipated expiration: 2033-03-17

Abstract

The utility model belongs to the technical field of polytetrafluoroethylene lining assembly, and particularly relates to a polytetrafluoroethylene lining assembly machine which solves the problems of high assembly cost and inconvenient storage in the prior art.

Description

Polytetrafluoroethylene bushing assembly machine

Technical Field

The utility model relates to the technical field of polytetrafluoroethylene lining assembly, in particular to a polytetrafluoroethylene lining assembly machine.

Background

At present, a bushing is a matched set which is used outside a mechanical part to achieve the functions of sealing, wear protection and the like, and is a ring sleeve which plays a role of a gasket. In the field of valve applications, gaskets are typically formed within valve covers from corrosion resistant materials such as polytetrafluoroethylene or graphite for sealing purposes. In moving parts, parts are worn out due to long-term friction, when gaps between the shaft and the hole are worn out to a certain extent, the parts must be replaced, so that a designer can select a material with lower hardness and better wear resistance as a shaft sleeve or a bushing in design, the wear of the shaft and a seat can be reduced, when the shaft sleeve or the bushing is worn out to a certain extent, the cost for replacing the shaft or the seat can be saved, in general, the bushing and the seat are in interference fit and are in clearance fit with the shaft, because the service life can only be prolonged regardless of the wear, and the shaft parts are relatively easy to process; there are also new designers dislike this design, which is considered to increase costs during manufacture, but after a period of use, repair is performed in this way, which is susceptible to reduced accuracy of the equipment.

The authorized bulletin number in the prior art is: a bushing assembly of CN216706621U comprising: the feeding mechanism is used for conveying the bushings and is provided with two conveying assemblies, and the two conveying assemblies are used for conveying the bushings respectively; the positioning mechanism is used for receiving the bushings transmitted by the feeding mechanism and positioning the bushings, and is provided with two positioning assemblies which are respectively used for positioning the bushings from the two conveying assemblies; the assembly mechanism is used for assembling the bushing of the positioning assembly with the workpiece and comprises an assembly table and two thrust pieces, wherein the assembly table is provided with a clamping groove used for accommodating the workpiece, the left end and the right end of the clamping groove are respectively provided with an assembly opening, the assembly table is positioned between the two thrust pieces, the thrust pieces are used for pushing the bushing of the positioning assembly into the assembly openings so as to assemble the bushing with the workpiece, however, the two sides of the assembly mechanism use independent cylinders to push the bushing assembly, the stress is not guaranteed to be uniform, the two cylinders are used for a long time so that the assembly cost is increased, and the assembled bushing has no proper storage space and is inconvenient to store.

Disclosure of Invention

The utility model aims to provide a polytetrafluoroethylene lining assembly machine, which solves the problems of high assembly cost and inconvenient storage.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the polytetrafluoroethylene lining assembly machine comprises a placing table, wherein one side of the placing table is fixedly connected with a protective sleeve through a screw, a motor is installed in the protective sleeve, the output end of the motor is connected with a second screw rod which is coaxially arranged through a coupling, the second screw rod is rotatably installed in the placing table, two symmetrically arranged fixing plates are fixedly connected in the placing table through the screw, and a first screw rod is rotatably installed in the placing table;

the inside sliding fit who places the platform has two symmetry's sliding block, first screw rod with second screw rod threaded connection respectively is in two the inside of sliding block, first screw rod with the one end of second screw rod is respectively through screw fixedly connected with driven bevel gear and initiative bevel gear, place the inside rotation of platform and install connection bevel gear, two the top of sliding block is all through screw fixedly connected with connecting rod, screw fixedly connected with fixed block is passed through at the top of connecting rod, screw fixedly connected with installation cover is passed through to one side of fixed block.

Preferably, the bottom of placing the platform is through screw fixedly connected with four symmetrical arrangement's pillar, four through screw fixedly connected with a plurality of equidistance equipartition's storing board jointly on the pillar.

Preferably, two symmetrically arranged long grooves are formed in the placing table, and the two connecting rods respectively penetrate through the inner parts of the two long grooves.

Preferably, the two sliding blocks are provided with thread grooves in the inner parts, the first screw rod and the second screw rod respectively penetrate through the two thread grooves, the inner part of the placing table is provided with a groove, and the other end of the first screw rod is nested in the groove.

Preferably, a sliding groove is formed in the placing table, and the sliding block is connected in a sliding mode in the sliding groove.

Preferably, the drive bevel gear and the driven bevel gear are both meshed with the connecting bevel gear.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the structures such as the first screw and the second screw, a workpiece to be assembled with the bushing is placed on the placing table, the motor is started, the motor rotates to drive the second screw to rotate, the driving bevel gear on the second screw drives the driven bevel gear to rotate through the connecting bevel gear, the driven bevel gear drives the first screw to rotate, the two sliding blocks simultaneously move in opposite directions along with the rotation of the first screw and the second screw in the placing table, the fixed blocks simultaneously move in opposite directions through the connecting rod, and the installation sleeve on the fixed plate drives the bushing to simultaneously move towards the workpiece for installation, so that the assembly cost is reduced, and the assembly is convenient and quick, and the cost is lower.

2. According to the utility model, through the arrangement of the structures such as the support posts and the storage plates, the plurality of storage plates are arranged on the support posts, after a worker completes the assembly of one workpiece, the workpiece is directly placed on the storage plates, the finished workpiece is not required to be sent to a collection place one by one, the workpiece is not damaged due to random placement, the storage is convenient, and the personnel to be collected are uniformly collected and processed, so that the effect of convenient storage is realized.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is an enlarged view of structure A of the present utility model;

fig. 3 is a schematic overall structure of the present utility model.

In the figure: 1. a support post; 2. a placement table; 3. a groove; 4. a first screw; 5. a fixed block; 6. a mounting sleeve; 7. a connecting rod; 8. a sliding block; 9. a protective sleeve; 10. a motor; 11. a second screw; 12. a long groove; 13. a driven bevel gear; 14. a drive bevel gear; 15. a fixing plate; 16. a storage plate; 17. and connecting a bevel gear.

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.

Referring to fig. 1-3, a polytetrafluoroethylene lining assembly machine comprises a placing table 2, wherein one side of the placing table 2 is fixedly connected with a protective sleeve 9 through screws, a motor 10 is installed in the protective sleeve 9, an output end of the motor 10 is connected with a second screw 11 coaxially arranged through a coupling, the second screw 11 is rotatably installed in the placing table 2, two symmetrically arranged fixing plates 15 are fixedly connected in the placing table 2 through screws, a first screw 4 is rotatably installed in the placing table 2, two symmetrically arranged sliding blocks 8 are slidably installed in the placing table 2, the first screw 4 and the second screw 11 are respectively in threaded connection with the interiors of the two sliding blocks 8, one ends of the first screw 4 and the second screw 11 are respectively fixedly connected with a driven bevel gear 13 and a driving bevel gear 14 through screws, a connecting bevel gear 17 is rotatably installed in the placing table 2, the tops of the two sliding blocks 8 are fixedly connected with a connecting rod 7 through screws, the tops of the connecting rod 7 are fixedly connected with a fixed block 5 through screws, one side of the fixed block 5 is fixedly connected with a mounting sleeve 6 through screws, a workpiece to be assembled with a bushing is placed on the placing table 2 through the arrangement of the structures such as a first screw 4, a second screw 11 and the like, a motor 10 is started, the motor 10 rotates to drive the second screw 11 to rotate, a driving bevel gear 14 on the second screw 11 drives a driven bevel gear 13 to rotate through a connecting bevel gear 17, the driven bevel gear 13 drives the first screw 4 to rotate, the two sliding blocks 8 simultaneously move in opposite directions along with the rotation of the first screw 4 and the second screw 11 in the placing table 2, the fixed block 5 is simultaneously moved in opposite directions through the connecting rod 7, the mounting sleeve 6 on the fixed plate 15 drives the bushing to simultaneously move towards the workpiece for mounting, the assembly method is convenient and quick, has lower cost, and achieves the effect of reducing assembly cost.

Referring to fig. 1-3, the bottom of the placement table 2 is fixedly connected with four symmetrically arranged support columns 1 through screws, a plurality of equally spaced storage plates 16 are fixedly connected to the four support columns 1 through screws, the storage plates 16 are arranged on the support columns 1 through the arrangement of the structures of the support columns 1, the storage plates 16 and the like, after a worker completes assembling a workpiece, the workpiece is directly placed on the storage plates 16, the workpiece is not required to be sent to a collection place one by one, damage caused by random placement is avoided, the storage is facilitated, the collection is performed by collecting workers uniformly, and the effect of convenient storage is achieved.

Referring to fig. 1, two symmetrically arranged elongated slots 12 are provided in the placement table 2, and two connecting rods 7 respectively pass through the interiors of the two elongated slots 12.

Referring to fig. 1, the two sliding blocks 8 are provided with screw grooves in the inner parts, the first screw 4 and the second screw 11 respectively penetrate through the inner parts of the two screw grooves, the placing table 2 is provided with a groove 3 in the inner part, and the other end of the first screw 4 is nested in the groove 3.

Referring to fig. 1, a sliding groove is formed in the placement table 2, and a sliding block 8 is slidably connected to the inside of the sliding groove.

Referring to fig. 2, the drive bevel gear 14 and the driven bevel gear 13 are both engaged with the connecting bevel gear 17.

The specific implementation process of the utility model is as follows: the workpiece to be assembled with the bushing is placed on the placing table 2, the motor 10 is started, the motor 10 rotates to drive the second screw rod 11 to rotate, the driving bevel gear 14 on the second screw rod 11 drives the driven bevel gear 13 to rotate through the connecting bevel gear 17, the driven bevel gear 13 drives the first screw rod 4 to rotate, the two sliding blocks 8 move in opposite directions simultaneously along with the rotation of the first screw rod 4 and the second screw rod 11 in the placing table 2, the fixing blocks 5 are driven to move in opposite directions simultaneously through the connecting rod 7, and the mounting sleeve 6 on the fixing plate 15 drives the bushing to move towards the workpiece simultaneously for mounting, so that the workpiece is convenient and quick and the cost is lower.

The support column 1 is provided with a plurality of storage plates 16, after a worker assembles and completes a workpiece, the workpiece is directly placed on the storage plates 16, the workpiece is not required to be sent to a collection place one by one, damage caused by random placement is avoided, the storage is convenient, and the workpiece is collected and processed in a unified manner by a person to be collected.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a polytetrafluoroethylene bush assembly machine, includes places platform (2), its characterized in that: one side of the placement table (2) is fixedly connected with a protective sleeve (9) through a screw, a motor (10) is arranged in the protective sleeve (9), the output end of the motor (10) is connected with a second screw (11) which is coaxially arranged through a coupling, the second screw (11) is rotatably arranged in the placement table (2), two symmetrically arranged fixing plates (15) are fixedly connected in the placement table (2) through the screw, and a first screw (4) is rotatably arranged in the placement table (2);

the inside slip of placing platform (2) is equipped with two symmetry's sliding block (8), first screw rod (4) with second screw rod (11) threaded connection respectively is in two the inside of sliding block (8), first screw rod (4) with the one end of second screw rod (11) is respectively through screw fixedly connected with driven bevel gear (13) and initiative bevel gear (14), the inside rotation of placing platform (2) is installed and is connected bevel gear (17), two the top of sliding block (8) is all through screw fixedly connected with connecting rod (7), screw fixedly connected with fixed block (5) are passed through at the top of connecting rod (7), one side of fixed block (5) is through screw fixedly connected with installation sleeve (6).

2. A polytetrafluoroethylene lining assembly machine according to claim 1, wherein: the bottom of the placing table (2) is fixedly connected with four symmetrically arranged support posts (1) through screws, and a plurality of storage plates (16) which are uniformly distributed at equal intervals are commonly connected to the four support posts (1) through screws.

3. A polytetrafluoroethylene lining assembly machine according to claim 1, wherein: two symmetrically arranged long grooves (12) are formed in the placing table (2), and the two connecting rods (7) respectively penetrate through the inside of the two long grooves (12).

4. A polytetrafluoroethylene lining assembly machine according to claim 1, wherein: the two sliding blocks (8) are provided with thread grooves in the inside, the first screw rod (4) and the second screw rod (11) penetrate through the two thread grooves respectively, the groove (3) is formed in the placing table (2), and the other end of the first screw rod (4) is nested in the groove (3).

5. A polytetrafluoroethylene lining assembly machine according to claim 1, wherein: the inside of placing platform (2) has seted up the sliding tray, sliding block (8) sliding connection is in the inside of sliding tray.

6. A polytetrafluoroethylene lining assembly machine according to claim 1, wherein: the drive bevel gear (14) and the driven bevel gear (13) are both meshed with the connecting bevel gear (17).