CN221716223U - A manually adjustable linkage center frame - Google Patents

Abstract

The utility model discloses a manually adjustable linkage center frame which comprises a main body lower part, wherein a supporting block is arranged below the main body lower part, two groups of sliding clamping grooves are formed in the upper surface of the supporting block, limiting clamping grooves are formed in the bottoms of the two groups of sliding clamping grooves, a supporting rod is fixedly connected to the inner side of the upper part of the supporting block, a threaded clamping groove is formed in the position, close to the middle, of the upper surface of the supporting rod, a threaded screw rod is connected to the inner threads of the threaded clamping groove, the upper end of the threaded screw rod is fixedly connected with a top plate, the upper surface of the top plate abuts against the lower surface of the main body lower part, when the linkage center frame is used, a rotary torsion block is rotated leftwards, so that the rotary torsion block drives the threaded screw rod to rotate, meanwhile, the threaded screw rod moves upwards under the action of the threaded clamping grooves, the top plate pushes the main body lower part to move upwards, the connecting block is driven by the connecting block to move upwards, and the sliding block is driven to move upwards, so that the problem that the working efficiency is influenced by the incapable of adjusting height is solved.

Description

A manually adjustable linkage center frame

Technical Field

The utility model relates to the technical field of lathe auxiliary equipment, in particular to a manually adjustable linkage center frame.

Background Art

When a lathe processes a workpiece of a long length, the rigidity of the workpiece is weakened, and the cutting force causes the workpiece to deform more. During the processing, the workpiece is prone to shaking, thereby affecting the final processing accuracy. At present, in order to solve such problems, a center frame is usually added to the lathe as an auxiliary support to guide the rotation of the workpiece; Publication No. CN218284520U discloses a lathe center frame, which includes an annular frame body, a push rod, a driving rod, a mounting plate and a limit plate. The lathe center frame provided by the utility model is provided with a mounting plate detachably mounted on the end of the mounting sleeve, a mounting socket for mounting a bearing is provided on the mounting plate, the driving rod is rotatably arranged on the mounting plate through the bearing, and the driving rod is threadedly connected with the pushing rod, the mounting socket is located on a side of the mounting plate away from the pushing rod, and the limit plate is detachably mounted on a side of the mounting plate where the mounting socket is provided. When it is necessary to replace the accessories inside the mounting sleeve, the accessories can be replaced by removing the mounting plate or the limit plate alone through the position where the accessories need to be replaced. The operation process is simple and convenient for later maintenance and care;

The device is provided with a mounting plate with a mounting socket on one side of which a limit plate can be detachably installed, thereby achieving the problem of simply removing the mounting accessories. During the use of the device, it is sometimes necessary to lift the device to improve the processing accuracy. The device cannot be lifted, and the entire device needs to be lifted together, which increases the workload of the staff and makes the device unstable, affecting work efficiency.

Utility Model Content

The purpose of the utility model is to provide a manually adjustable linkage center frame to solve the problems raised in the above background technology.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a manually adjustable linkage center frame, comprising a main body lower part, a support block is provided below the lower part of the main body, two groups of sliding slots are provided on the upper surface of the support block, and limiting slots are provided at the bottom of the two groups of sliding slots, a support rod is fixedly connected to the inner side of the upper part of the support block, a threaded slot is provided on the upper surface of the support rod close to the middle, a threaded screw is connected to the internal thread of the threaded slot, the upper end of the threaded screw is fixedly connected to a top plate, the upper surface of the top plate is tightly against the lower surface of the lower part of the main body, and the lower end of the threaded screw is fixedly connected to a rotating torsion block.

Optionally, two groups of connecting blocks are connected to the lower surface of the lower part of the main body, and the two groups of connecting blocks slide inside the two groups of sliding slots. The lower surfaces of the two groups of connecting blocks are connected to sliding blocks, and the two groups of sliding blocks slide inside the two groups of limiting slots.

Optionally, the left and right sides of the lower part of the main body are respectively threadedly connected with rotating blocks, the left and right sides of the inner side of the lower part of the main body are respectively slidably connected with clamping blocks, a first thread hole slot is opened on the left side of the upper surface of the lower part of the main body, an auxiliary slot is opened on the right side of the upper surface of the lower part of the main body, and rotating slots are respectively opened on the front and back sides of the auxiliary slot.

Optionally, the upper surface of the lower part of the main body is provided with an upper part of the main body, a rotating block is threadedly connected to the upper surface of the upper part of the main body near the middle position, and a clamping block is slidably connected to the lower surface of the upper part of the main body near the middle position.

Optionally, rotating blocks are fixedly connected to the right positions of the front and rear side surfaces of the upper part of the main body, and the two groups of rotating blocks rotate inside the two groups of rotating slots. A second thread hole slot is opened on the left position of the upper surface of the upper part of the main body, and a fixed twist block is connected to the internal thread of the second thread hole slot, and the fixed twist block is threadedly connected to the first thread hole slot.

Optionally, two groups of positioning slots are provided on the front side surface of the lower portion of the main body, and the positioning slots are provided on the front side surface of the upper portion of the main body.

Optionally, a base is fixedly connected to the lower surface of the support block, and a movable slot is provided on the lower surface of the base near the left side.

Compared with the prior art, the beneficial effects of the utility model are:

1. The utility model has a threaded slot on the upper surface of the support rod close to the middle position, and the internal thread of the threaded slot is connected with a threaded screw. When in use, the rotating twist block is turned left to make the rotating twist block drive the threaded screw to rotate, and at the same time, the threaded screw moves upward under the action of the threaded slot, and the threaded screw pushes the top plate to move upward, and the top plate pushes the lower part of the main body upward, and the lower part of the main body drives the connecting block upward, and the connecting block drives the sliding block upward, thereby achieving the beneficial effect of raising the equipment and improving the working efficiency, and solving the problem of affecting the working efficiency due to the inability to adjust the height.

2. The utility model is threadedly connected with rotating blocks on the left and right sides of the lower part of the main body, and the left and right sides of the inner side of the lower part of the main body are slidably connected with clamping blocks. When in use, the fixed twist block is removed, the upper part of the main body is rotated to the right with the rotating block as the center, the components are placed therein, and they are clamped and fixed by three groups of clamping blocks, thereby achieving the beneficial effect of improving the working efficiency of the manual adjustment device and solving the problem of low mechanical adjustment accuracy.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of a manually adjustable linkage center frame of the present invention;

FIG2 is a schematic diagram of the overall front structure of a manually adjustable linkage center frame of the present invention;

FIG3 is a schematic diagram of a support block structure of a manually adjustable linkage center frame of the present invention;

FIG4 is a schematic diagram of the main lower structure of a manually adjustable linkage center frame of the present invention;

FIG. 5 is a schematic diagram of the main upper structure of a manually adjustable linkage center frame of the utility model.

In the figure: 1. lower part of the main body; 11. positioning slot; 12. first thread hole slot; 13. auxiliary slot; 131. rotating slot; 14. rotating block; 15. clamping block; 16. connecting block; 161. sliding block; 17. upper part of the main body; 171. second thread hole slot; 18. rotating block; 19. fixed twist block; 2. base; 21. moving slot; 22. supporting block; 23. sliding slot; 24. limiting slot; 25. supporting rod; 26. threaded slot; 27. rotating twist block; 28. threaded screw; 29. top plate.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Please refer to Figures 1 to 5. The utility model provides a manually adjustable linkage center frame, including a main body lower part 1, a support block 22 is provided below the main body lower part 1, the upper surface of the support block 22 is provided with two sets of sliding slots 23, the bottoms of the two sets of sliding slots 23 are provided with limited slots 24, the inner side of the upper part of the support block 22 is fixedly connected to a support rod 25, the upper surface of the support rod 25 is provided with a threaded slot 26 close to the middle, the inner thread of the threaded slot 26 is connected to a threaded screw 28, and the upper end of the threaded screw 28 is fixedly connected to the support rod 25. A top plate 29 is connected, the upper surface of the top plate 29 is tightly against the lower surface of the main body lower part 1, the lower end of the threaded screw 28 is fixedly connected with a rotating torsion block 27, the lower surface of the main body lower part 1 is connected with two groups of connecting blocks 16, the two groups of connecting blocks 16 slide inside the two groups of sliding grooves 23, the lower surfaces of the two groups of connecting blocks 16 are connected with sliding blocks 161, the two groups of sliding blocks 161 slide inside the two groups of limiting grooves 24, the lower surface of the support block 22 is fixedly connected with the base 2, and a movable groove 21 is provided on the lower surface of the base 2 near the left side.

It should be supplemented that the limit slot 24 limits the sliding block 161 to prevent the sliding block 161 and the connecting block 16 from sliding out of the limit slot 24 and the sliding slot 23. When in use, the rotating twist block 27 is turned left to make the rotating twist block 27 drive the threaded screw 28 to rotate. At the same time, the threaded screw 28 moves upward under the action of the threaded slot 26, and the threaded screw 28 pushes the top plate 29 to move upward. The top plate 29 pushes the lower part 1 of the main body upward, and the lower part 1 of the main body drives the connecting block 16 to move upward, and the connecting block 16 drives the sliding block 161 to move upward, so as to achieve the purpose of raising the main body. The rotating twist block 27 is turned right to make the rotating twist block 27 drive the threaded screw 28 to rotate. At the same time, the threaded screw 28 moves downward under the action of the threaded slot 26, and the lower part 1 of the main body drives the connecting block 16 to move downward, and the connecting block 16 drives the sliding block 161 to move downward, so as to achieve the purpose of lowering the main body.

As a preferred embodiment of the present invention, rotating blocks 14 are respectively threadedly connected on the left and right sides of the lower part 1 of the main body, and clamping blocks 15 are respectively slidably connected on the left and right sides of the inner side of the lower part 1 of the main body. A first thread hole slot 12 is provided on the left side of the upper surface of the lower part 1, and an auxiliary slot 13 is provided on the right side of the upper surface of the lower part 1. Rotating slots 131 are respectively provided on the front and rear sides of the auxiliary slot 13. A main body upper part 17 is provided on the upper surface of the lower part 1. The rotating block 14 is threadedly connected on the upper surface of the main body upper 17 near the middle position, and the clamping block 15 is slidably connected on the lower surface of the main body upper 17 near the middle position. Rotating blocks 18 are respectively fixedly connected on the right side of the front and rear surfaces of the upper part 17 of the main body, and the two groups of rotating blocks 18 rotate inside the two groups of rotating slots 131. A second thread hole slot 171 is provided on the left side of the upper surface of the upper part 17 of the main body, and a fixed twisting block 19 is threadedly connected to the interior of the second thread hole slot 171, and the fixed twisting block 19 is threadedly connected to the first thread hole slot 12.

It is worth mentioning that the fixed twist block 19 connects and fixes the upper part 17 of the main body and the lower part 1 of the main body. When in use, the fixed twist block 19 is removed, the upper part 17 of the main body is rotated to the right with the rotating block 18 as the center, the component is placed therein, and it is clamped and fixed by three sets of clamping blocks 15 to achieve the purpose of fixing the component.

As a preferred embodiment of the present invention, two groups of positioning slots 11 are provided on the front surface of the main body lower portion 1 , and the positioning slots 11 are provided on the front surface of the main body upper portion 17 .

Furthermore, the three groups of positioning slots 11 are respectively threadedly connected with positioning pins.

Working principle: When using this device, remove the fixed twist block 19, rotate the upper part 17 of the main body to the right with the rotating block 18 as the center, put the component into it, clamp it and fix it through the three groups of clamping blocks 15 to achieve the purpose of fixing the component, turn the rotating twist block 27 to the left, so that the rotating twist block 27 drives the threaded screw 28 to rotate, and at the same time, the threaded screw 28 moves upward under the action of the threaded groove 26, and the threaded screw 28 pushes the top plate 29 to move upward, and the top plate 29 pushes the lower part 1 of the main body to move upward, and the lower part 1 of the main body drives the connecting block 16 to move upward, and the connecting block 16 drives the sliding block 161 to move upward, so as to achieve the purpose of raising the main body, turn the rotating twist block 27 to the right, so that the rotating twist block 27 drives the threaded screw 28 to rotate, and at the same time, the threaded screw 28 moves downward under the action of the threaded groove 26, the lower part 1 of the main body drives the connecting block 16 to move downward, and the connecting block 16 drives the sliding block 161 to move downward, so as to achieve the purpose of lowering the main body.

Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a but linkage center frame of manual regulation, includes main part lower part (1), its characterized in that, the below of main part lower part (1) is equipped with supporting shoe (22), two sets of slip draw-in groove (23) have been seted up to the upper surface of supporting shoe (22), two sets of spacing draw-in groove (24) have all been seted up to the bottom of slip draw-in groove (23), inboard fixedly connected with bracing piece (25) on supporting shoe (22) upper portion, threaded draw-in groove (26) have been seted up to the position that the upper surface of bracing piece (25) leaned into the centre, the internal thread connection of threaded draw-in groove (26) has threaded lead screw (28), the upper end fixedly connected with roof (29) of threaded lead screw (28), the upper surface of roof (29) supports tightly the lower surface of main part lower part (1), the lower extreme fixedly connected with of threaded lead screw (28) is rotatory turning round piece (27).

2. The manually adjustable linkage center frame according to claim 1, wherein the lower surface of the lower body portion (1) is connected with two groups of connecting blocks (16), the two groups of connecting blocks (16) slide in the two groups of sliding clamping grooves (23), the lower surfaces of the two groups of connecting blocks (16) are connected with sliding blocks (161), and the two groups of sliding blocks (161) slide in the two groups of limiting clamping grooves (24).

3. The manually adjustable linkage center frame according to claim 2, wherein the left side and the right side of the main body lower portion (1) are respectively in threaded connection with a rotating block (14), the left side and the right side of the inner side of the main body lower portion (1) are respectively in sliding connection with a clamping block (15), a first wire hole clamping groove (12) is formed in the position, close to the left, of the upper surface of the main body lower portion (1), an auxiliary clamping groove (13) is formed in the position, close to the right, of the upper surface of the main body lower portion (1), and rotating clamping grooves (131) are formed in the front side and the rear side of the inner portion of the auxiliary clamping groove (13).

4. A manually adjustable linkage centre frame according to claim 3, wherein the upper surface of the lower body part (1) is provided with an upper body part (17), the upper surface of the upper body part (17) is in threaded connection with a rotating block (14) at a position close to the middle, and the lower surface of the upper body part (17) is in sliding connection with a clamping block (15) at a position close to the middle.

5. The manually adjustable linkage center frame according to claim 4, wherein two groups of rotating blocks (18) are fixedly connected to right positions on front and rear side surfaces of the upper portion (17) of the main body respectively, the two groups of rotating blocks (18) rotate in the two groups of rotating clamping grooves (131), a second wire hole clamping groove (171) is formed in the left position on the upper surface of the upper portion (17) of the main body, a fixing torsion block (19) is connected to internal threads of the second wire hole clamping groove (171), and the fixing torsion block (19) is connected to the first wire hole clamping groove (12) in a threaded mode.

6. The manually adjustable linkage center frame according to claim 5, wherein two sets of positioning clamping grooves (11) are formed in the front side surface of the lower portion (1) of the main body, and the positioning clamping grooves (11) are formed in the front side surface of the upper portion (17) of the main body.

7. The manually adjustable linkage center frame according to claim 1, wherein the lower surface of the supporting block (22) is fixedly connected with a base (2), and a movable clamping groove (21) is formed in the position, close to the left, of the lower surface of the base (2).