CN220783042U

CN220783042U - Adjustable hand-operated machine tool

Info

Publication number: CN220783042U
Application number: CN202322425498.3U
Authority: CN
Inventors: 史恋涛; 谢小辉; 陈林
Original assignee: Guanghan Hongda Carbide Solution Co ltd
Current assignee: Guanghan Hongda Carbide Solution Co ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-04-16
Anticipated expiration: 2033-09-07

Abstract

The utility model relates to the technical field of machine tools, in particular to an adjustable hand-operated machine tool, which comprises a machine table, wherein one side of the inner wall of the machine table is connected with a driving gear, the top of the surface of the driving gear is meshed with the bottom of a straight rack, a clamp assembly is fixed at the top of the straight rack, a limiting cylinder is fixed at one side of the clamp assembly, a retractable disc is attached to one end of the limiting cylinder, three sliding grooves are formed in one side of the surface of the retractable disc, and the improved adjustable hand-operated machine tool can drive the clamp assembly and a power device to be close to or far away from each other when the driving gear rotates by adding the driving gear, the straight rack, a sliding assembly and the like, so that an adjusting structure is simplified, the manufacturing cost is reduced, a limiting and fixing effect is provided for a product by adding a placing assembly and the clamp assembly, a stable bottom support is provided for the product by utilizing the placing assembly, and tightening or loosening between clamping blocks is controlled by rotating the retractable disc, and a firm clamping effect is provided for the product.

Description

Adjustable hand-operated machine tool

Technical Field

The utility model relates to the technical field of machine tools, in particular to an adjustable hand-operated machine tool.

Background

Machine tools refer to machines for producing machines, also known as machine tools or machine tools, which are conventionally referred to as machine tools. Generally, the method is divided into a metal cutting machine tool, a forging machine tool, a woodworking machine tool and the like, and a plurality of methods for processing mechanical parts in modern machine manufacturing are adopted: besides cutting processing, there are casting, forging, welding, stamping, extrusion and the like, and therefore, parts with higher precision requirements and finer surface roughness requirements are generally subjected to final processing by a cutting method on a machine tool, the machine tool plays a great role in modern construction of national economy, and the machine tool is called a hand-operated machine tool which needs to be manually rotated and adjusted.

The existing hand-operated machine tool is mainly divided in the arrangement of the adjusting structure, all parts are required to be adjusted one by one to finish calibration and position fixing during use, time and labor are wasted during operation, the cost of the machine tool is high during production, and meanwhile, most of the clamping devices of the hand-operated machine tool are of single clamping structures, and the limit of products is not stable enough, so that the adjustable hand-operated machine tool is provided.

The prior patent (publication number: CN 217668095U) discloses an online hand-operated flange lathe. The composite material consists of the following components: the hand-operated driving device comprises a tool rest feeding part, a hand-operated driving part, a clamping supporting part and a tool rest part, wherein: the feeding part can select trapezoid screws with different leads according to practical application, the transmission part is processed by using manual shaking as power, the supporting part is supported by using trisection wedge blocks and wrenching the screws through a spanner, and the tool rest part is processed at multiple angles through bolts. The on-line machining device can realize on-line machining by manufacturing the corresponding tool according to the size of the sealing surface through the on-line turning equipment, has stable machining quality and is simple to operate. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: 1. most of the partial items of the existing designed adjusting structure are finished, so that time is wasted and labor is wasted during adjustment, and meanwhile, the production cost of the machine tool is increased; 2. most of the limiting structures of the existing designs for products are single clamping, and stable and multidirectional limiting structures cannot be provided for the products.

Disclosure of Invention

The utility model aims to provide an adjustable hand-operated machine tool so as to solve the problems that the production cost is increased and a single clamping structure for limiting a product is not stable enough when the adjusting device provided in the background art is separately completed. In order to achieve the above purpose, the present utility model provides the following technical solutions: the adjustable hand-operated machine tool comprises a machine table, wherein one side of the inner wall of the machine table is connected with a driving gear, the top of the surface of the driving gear is meshed with the bottom of a straight rack, and a clamp assembly is fixed at the top of the straight rack;

a limiting cylinder is fixed on one side of the clamp assembly, a retracting disc is attached to one end of the limiting cylinder, three sliding grooves are formed in one side of the surface of the retracting disc, clamping blocks are attached to the inner wall of the sliding grooves, a clamp shaft lever is fixed on the other side of the surface of the retracting disc, a clamp rotating gear penetrates through one side of the surface of the clamp shaft lever, one side of the surface of the clamp rotating gear is meshed with one side of the surface of a clamp control gear, one end surface of a clamp crank penetrates through the surface of the clamp control gear, and a sliding wheel is connected to the bottom of the clamp assembly;

the middle part of the surface of the machine table is fixedly provided with a storage component, and the bottom of the inner wall of the machine table is attached with a sliding component.

Further preferably, the axis of the driving gear penetrates through a roller shaft lever, one side of the surface of the driving gear is meshed with one side of the surface of the driving gear, the axis of the driving gear penetrates through a driving rod, one end of the driving rod is fixed with a hand crank disc, an integrated structure is formed between the driving rod and the hand crank disc, and the driving gear forms a rotating structure through the roller shaft lever and the inner wall of the machine table.

Further preferably, the surface of the article placing component is penetrated with a circular tooth column, one side of the surface of the circular tooth column is meshed with one side of the surface of the lifting gear, the axis of the lifting gear is penetrated with an article placing crank, the top of the circular tooth column is fixedly provided with an article placing table, and the article placing table forms a lifting structure through the circular tooth column, the lifting gear and the article placing component.

Further preferably, a plurality of groups of rolling wheels are fixed at the bottom of the sliding assembly, a stable seat is fixed at the top of the sliding assembly, a power device is connected to the top of the stable seat, a movable structure is formed between the power device and the stable seat, and straight teeth meshed with the driving gear are arranged on one end surface of the sliding assembly.

Further preferably, an integral structure is formed between the clamp shaft lever and the retractable disc, and the retractable disc forms a rotary structure through the clamp shaft lever and the limiting cylinder.

Further preferably, the clamping block forms a sliding structure with the retractable disc through a sliding groove, and forms a movable structure with the limiting cylinder.

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

in the utility model, the driving gear, the straight rack, the sliding component and the like are added, so that the clamp component and the power device can be driven to be close to or far away from each other when the driving gear rotates, the adjusting structure is simplified, and the manufacturing cost is reduced.

According to the utility model, the object placing component and the clamp component are added to provide limiting and fixing effects for the product, the lifting structure of the object placing component can be utilized to provide stable bottom support for the product, and meanwhile, the rotating retracting disc is utilized to control the tightening or loosening between the clamping blocks, so that a firm clamping structure is provided for the product.

Drawings

FIG. 1 is a schematic diagram of an axial structure of the present utility model;

FIG. 2 is a schematic diagram of the front view of the present utility model in full section;

FIG. 3 is a schematic view of a partial enlarged structure of a driving gear according to the present utility model;

FIG. 4 is a schematic view of a partial enlarged structure of a rotating gear of the clamp of the present utility model;

fig. 5 is a schematic view of a partial enlarged structure of the scalloped post of the present utility model.

In the figure: 1. a machine table; 2. a drive gear; 21. a roller shaft lever; 22. a drive gear; 23. a driving rod; 24. a hand-operated disc; 3. a straight rack; 4. a clamp assembly; 41. a limiting cylinder; 42. a retractable tray; 43. a chute; 44. clamping blocks; 45. a clamp shaft; 46. the clamp rotates the gear; 47. a clamp control gear; 48. a clamp crank; 49. a sliding wheel; 5. a storage component; 51. a scalloped post; 52. a lifting gear; 53. a storage crank; 54. a storage table; 6. a sliding assembly; 61. a rolling wheel; 62. a stable seat; 63. a power device.

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 are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.

Referring to fig. 1 to 5, the present utility model provides a technical solution: the adjustable hand-operated machine tool comprises a machine table 1, wherein one side of the inner wall of the machine table 1 is connected with a driving gear 2, the top of the surface of the driving gear 2 is meshed with the bottom of a straight rack 3, and a clamp assembly 4 is fixed at the top of the straight rack 3;

a limiting cylinder 41 is fixed on one side of the clamp assembly 4, a retracting disc 42 is attached to one end of the limiting cylinder 41, three sliding grooves 43 are formed in one side of the surface of the retracting disc 42, clamping blocks 44 are attached to the inner wall of the sliding grooves 43, a clamp shaft lever 45 is fixed on the other side of the surface of the retracting disc 42, a clamp rotating gear 46 penetrates through one side of the surface of the clamp shaft lever 45, one side of the surface of the clamp rotating gear 46 is meshed with one side of the surface of a clamp control gear 47, one end surface of a clamp crank 48 penetrates through the surface of the clamp control gear 47, and a sliding wheel 49 is connected to the bottom of the clamp assembly 4;

the middle part of the surface of the machine table 1 is fixed with a storage component 5, and the bottom of the inner wall of the machine table 1 is attached with a sliding component 6.

In this embodiment, as shown in fig. 1, 2 and 3, the shaft center of the driving gear 2 penetrates through the roller shaft rod 21, one side of the surface of the driving gear 2 is meshed with one side of the surface of the driving gear 22, the shaft center of the driving gear 22 penetrates through the driving rod 23, one end of the driving rod 23 is fixed with the hand-operated disc 24, an integrated structure is formed between the driving rod 23 and the hand-operated disc 24, and the driving gear 2 forms a rotating structure with the inner wall of the machine 1 through the roller shaft rod 21, and the driving gear 2 can be driven to rotate by rotating the hand-operated disc 24 and simultaneously drives the driving gear 22 and the sliding component 6 meshed with the driving gear 22.

In this embodiment, as shown in fig. 2 and 4, a circular tooth post 51 penetrates through the surface of the object placing component 5, one side of the surface of the circular tooth post 51 is meshed with one side of the surface of the lifting gear 52, a object placing crank 53 penetrates through the axle center of the lifting gear 52, an object placing table 54 is fixed on the top of the circular tooth post 51, and the object placing table 54 forms a lifting structure with the object placing component 5 through the circular tooth post 51, the lifting gear 52, and the structure can adjust the product to be suitable for processing according to the product size.

In this embodiment, as shown in fig. 2, a plurality of sets of rolling wheels 61 are fixed at the bottom of the sliding assembly 6, a stabilizing seat 62 is fixed at the top of the sliding assembly 6, a power device 63 is connected at the top of the stabilizing seat 62, a movable structure is formed between the power device 63 and the stabilizing seat 62, and a straight tooth meshed with the driving gear 2 is disposed on one end surface of the sliding assembly 6, so that the sliding assembly 6 can slide through the rotation of the driving gear 2, and the power device 63 is moved to a suitable processing position.

In this embodiment, as shown in fig. 2 and 5, an integral structure is formed between the clamp shaft 45 and the retractable tray 42, and the retractable tray 42 forms a rotating structure through the clamp shaft 45 and the limiting cylinder 41, and this structure can drive the rotation of the clamp control gear 47, the clamp rotation gear 46, the clamp shaft 45 and the retractable tray 42 by rotating the clamp crank 48.

In this embodiment, as shown in fig. 2 and 5, the clamping blocks 44 form a sliding structure with the retractable tray 42 through the sliding grooves 43, and a movable structure is formed between the clamping blocks 44 and the limiting cylinder 41, so that the three groups of clamping blocks 44 can be mutually close to or far away from each other through the interaction between the limiting cylinder 41 and the retractable tray 42, and the effect of clamping a product is achieved.

The application method and the advantages of the utility model are as follows: this hand lathe of adjustable, when using, the working process is as follows:

as shown in fig. 1, 2, 3, 4 and 5, firstly, according to the size of a product, a placement crank 53 is rotated, a lifting gear 52 is driven to rotate by the placement crank 53, so that a scalloped column 51 and a placement table 54 are adjusted to a proper height, the product is placed on the placement table 54, a hand-shaking plate 24 is rotated, a driving gear 22 drives a driving gear 2 to rotate, and meanwhile, a clamp assembly 4 and a power device 63 are made to approach each other until the position for facilitating subsequent processing of the product is reached; the clamp crank 48 is rotated, the clamp control gear 47 drives the clamp rotation gear 46 meshed with the clamp crank 48, the clamp shaft lever 45 is simultaneously rotated, the retracting disc 42 at one end of the clamp shaft lever 45 is also rotated along with the clamp shaft lever, at the moment, the sliding groove 43 on the surface of the retracting disc 42 and the clamping block 44 form interaction force, the clamping block 44 is subjected to radial limiting action of the limiting cylinder 41, and the three groups of clamping blocks 44 are mutually close to or far away from each other along the inner wall of the sliding groove 43, so that the clamping or loosening of a product is realized; finally, according to different processing requirements, different power devices 63 can be selected to be installed at the top of the stable seat 62, so that the product can be processed.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an adjustable hand lathe, includes board (1), its characterized in that: one side of the inner wall of the machine table (1) is connected with a driving gear (2), the top of the surface of the driving gear (2) is meshed with the bottom of the straight rack (3), and a clamp assembly (4) is fixed at the top of the straight rack (3);

one side of the clamp assembly (4) is fixedly provided with a limiting cylinder (41), one end of the limiting cylinder (41) is attached with a retracting disc (42), one side of the surface of the retracting disc (42) is provided with three sliding grooves (43), the inner wall of each sliding groove (43) is attached with a clamping block (44), the other side of the surface of the retracting disc (42) is fixedly provided with a clamp shaft lever (45), one side of the surface of the clamp shaft lever (45) is penetrated with a clamp rotating gear (46), one side of the surface of the clamp rotating gear (46) is meshed with one side of the surface of a clamp control gear (47), one side of a clamp crank (48) is penetrated with the surface of the clamp control gear (47), and the bottom of the clamp assembly (4) is connected with a sliding wheel (49);

the device is characterized in that a storage component (5) is fixed in the middle of the surface of the machine table (1), and a sliding component (6) is attached to the bottom of the inner wall of the machine table (1).

2. The adjustable hand crank tool of claim 1, wherein: the shaft center of the driving gear (2) penetrates through a roll shaft (21), one side of the surface of the driving gear (2) is meshed with one side of the surface of the driving gear (22), the shaft center of the driving gear (22) penetrates through a driving rod (23), one end of the driving rod (23) is fixedly provided with a hand-operated disc (24), an integrated structure is formed between the driving rod (23) and the hand-operated disc (24), and the driving gear (2) forms a rotating structure with the inner wall of the machine table (1) through the roll shaft (21).

3. The adjustable hand crank tool of claim 1, wherein: the surface of putting thing subassembly (5) is run through has button tooth post (51), the surface one side of button tooth post (51) meshes with the surface one side of lifting gear (52), the axle center of lifting gear (52) is run through has and is put thing crank (53), the top of button tooth post (51) is fixed with puts thing platform (54), put thing platform (54) through button tooth post (51), lifting gear (52) and put between thing subassembly (5) and constitute elevation structure.

4. The adjustable hand crank tool of claim 1, wherein: the bottom of slip subassembly (6) is fixed with multiunit wheel (61) that rolls, the top of slip subassembly (6) is fixed with firm seat (62), the top of firm seat (62) is connected with power device (63), constitute the movable structure between power device (63) and the firm seat (62), and the one end surface of slip subassembly (6) is equipped with the straight tooth with driving gear (2) engaged with.

5. The adjustable hand crank tool of claim 1, wherein: an integral structure is formed between the clamp shaft lever (45) and the retraction disc (42), and the retraction disc (42) forms a rotary structure through the clamp shaft lever (45) and the limiting cylinder (41).

6. The adjustable hand crank tool of claim 1, wherein: the clamping blocks (44) form a sliding structure with the retractable disc (42) through the sliding grooves (43), and a movable structure is formed between the clamping blocks (44) and the limiting cylinder (41).