CN216265898U - Lifting platform for machining - Google Patents

Abstract

The utility model discloses a lifting platform for machining, comprising a table top, a fixing cylinder, a screw sleeve, a transmission sprocket, a screw rod, a base, an anti-skid pad, a chain and a transmission device. Four fixing cylinders are fixed at the four corners of the bottom of the table top, The screw sleeve rotates along the inside of the fixed cylinder, a transmission sprocket is fixed on the outer wall of the screw sleeve, the screw rod is threaded along the bottom of the screw sleeve, a base is fixed at the bottom of the screw rod, and a non-slip pad is adhered to the bottom surface of the base. A chain is installed on each of the transmission sprockets to make it rotate synchronously, and a transmission device is installed under the front table of the chain. The utility model changes the height of the table top, which is convenient for workers with different heights to process the parts, and the driving chain wheel can change the tension of the chain through the turning handle, so that the transmission structure is more stable.

Description

A lifting platform for machining

technical field

The utility model relates to a lifting platform, in particular to a lifting platform for machining.

Background technique

Machining refers to the process of changing the dimensions or properties of a workpiece through a mechanical device. The height of the lifting platform for mechanical processing is fixed, and workers with different heights bend to different degrees when using it. Long-term work can seriously damage the waist. It is necessary to adjust the height of the working platform according to the height of the workers.

Utility model content

The purpose of this utility model is to provide a lifting platform for machining, so as to solve the above-mentioned technical problems.

For achieving the above object, the present utility model adopts the following technical solutions:

A lifting platform for machining, comprising a table, a fixed cylinder, a screw sleeve, a transmission sprocket, a screw rod, a base, an anti-skid pad, a chain, and a transmission device. Four fixed cylinders are fixed at the four corners of the bottom of the table, and the screw sleeve is The fixed cylinder rotates inside, the outer wall of the screw sleeve is fixed with a transmission sprocket, the screw is threaded along the bottom of the screw sleeve, the bottom of the screw is fixed with a base, the bottom surface of the base is bonded with a non-slip pad, and the four transmission chains A chain is installed on the wheel to make it rotate synchronously, and a transmission device is installed under the table at the front of the chain.

On the basis of the above technical solutions, the transmission device includes a shaft sleeve, a rotating shaft, a driving sprocket, a turning handle, a fixing plate, an adjusting screw, and a turning handle, the shaft sleeve, and a rotating shaft is installed at the bottom of the shaft sleeve, and the rotating shaft A driving sprocket is fixed on the outer wall, a turning handle is fixed at the bottom of the rotating shaft, the fixing plate is fixed with the table, the adjusting screw is matched with the inner thread of the fixing plate, and the rear end of the adjusting screw rotates along the outer wall of the shaft sleeve. The front end of the screw rod is fixed with a turning handle.

On the basis of the above technical solutions, the driving sprocket and the four transmission sprockets are on the same horizontal plane, the driving sprocket is matched with the front side of the chain, the top of the shaft sleeve is attached to the table surface, and the shaft is moved back and forth by adjusting the screw. Sleeve and drive sprocket position, thereby changing the chain tension.

Compared with the prior art, the utility model has the following advantages: the handle of the utility model can drive the driving sprocket to rotate, make the four transmission sprockets rotate synchronously, and change the height of the table through the cooperation of the screw barrel and the screw, which is convenient for different The tall staff processes the parts, and the driving sprocket can change the tension of the chain by turning the handle, making the transmission structure more stable.

Description of drawings

Figure 1 is a schematic diagram of the appearance structure of the utility model.

FIG. 2 is a schematic diagram of the appearance structure of the bottom of the table top of the present invention.

Figure 3 is a schematic diagram of the position of the transmission sprocket of the present invention.

FIG. 4 is a schematic diagram of the appearance structure of the transmission device of the present invention.

In the picture: 1. Table top, 2. Fixed cylinder, 3. Screw sleeve, 4. Transmission sprocket, 5. Screw rod, 6. Base, 7. Anti-skid pad, 8. Chain, 9. Transmission device, 10. Shaft sleeve, 11. Rotating shaft, 12. Active sprocket, 13. Turning handle, 14. Fixing plate, 15. Adjusting screw, 16. Turning handle.

Detailed ways

The present utility model will be described in further detail below with reference to the accompanying drawings and specific embodiments.

As shown in Figures 1-4, a lifting platform for machining includes a table top 1, a fixed cylinder 2, a screw sleeve 3, a transmission sprocket 4, a screw 5, a base 6, an anti-skid pad 7, a chain 8, and a transmission device 9. Four fixing cylinders 2 are fixed at the four corners of the bottom of the table top 1 , the screw sleeve 3 rotates along the fixing cylinder 2 , the outer wall of the screw sleeve 3 is fixed with a transmission sprocket 4 , and the screw 5 is threaded along the bottom of the screw sleeve 3 . , a base 6 is fixed at the bottom of the screw 5, an anti-skid pad 7 is adhered to the bottom surface of the base 6, a chain 8 is installed on the four transmission sprockets 4 to make it rotate synchronously, and the front part of the chain 8 is under the table 1 A transmission 9 is installed.

The transmission device 9 includes a shaft sleeve 10 , a rotating shaft 11 , a driving sprocket 12 , a turning handle 13 , a fixing plate 14 , an adjusting screw 15 , and a turning handle 16 . , the outer wall of the rotating shaft 11 is fixed with a driving sprocket 12, the bottom of the rotating shaft 11 is fixed with a turning handle 13, the fixing plate 14 is fixed with the table 1, the adjusting screw 15 is matched along the inner thread of the fixing plate 14, the adjustment The rear end of the screw 15 rotates along the outer wall of the shaft sleeve 10 , and the front end of the adjusting screw 15 is fixed with a turning handle 16 .

The drive sprocket 12 and the four transmission sprockets 4 are on the same level, the drive sprocket 12 is matched with the front side of the chain 8, the top of the shaft sleeve 10 is attached to the table 1, and the shaft is moved back and forth by adjusting the screw 15. The position of the sleeve 10 and the driving sprocket 12, thereby changing the tension of the chain 8.

The working principle of the utility model: when adjusting the height of the table, manually rotate the handle to make the driving sprocket rotate, and at the same time, the chain drives the four transmission sprockets to rotate synchronously, so that the screw barrel rotates along the outside of the screw to change the height of the table, and the chain is too tight or too loose. , by rotating the handle to change the front and rear position of the driving sprocket, and change the tension of the chain.

The above are the preferred embodiments of the present invention. For those of ordinary skill in the art, according to the teachings of the present invention, without departing from the principles and spirit of the present invention, changes to the embodiments may be made. , modification, replacement and modification still fall within the protection scope of the present invention.

Claims (3)

1. A lifting platform for machining, comprising a table (1), a fixed cylinder (2), a screw sleeve (3), a transmission sprocket (4), a screw (5), a base (6), and a non-slip pad (7) , a chain (8), and a transmission device (9), characterized in that: four fixing cylinders (2) are fixed at the four corners of the bottom of the table top (1), and the screw sleeve (3) rotates along the fixing cylinder (2), A transmission sprocket (4) is fixed on the outer wall of the screw sleeve (3), the screw rod (5) is threaded along the bottom of the screw sleeve (3), and a base (6) is fixed at the bottom of the screw rod (5). (6) Anti-skid pads (7) are adhered to the bottom surface, chains (8) are installed on the four transmission sprockets (4) to make them rotate synchronously, and a front table (1) of the chains (8) is installed under the front table (1). Transmission (9). 2 . The lifting platform for machining according to claim 1 , wherein the transmission device ( 9 ) comprises a shaft sleeve ( 10 ), a rotating shaft ( 11 ), a driving sprocket ( 12 ), a turning handle ( 13), a fixing plate (14), an adjusting screw (15), a turning handle (16), the shaft sleeve (10), a shaft (11) is installed at the bottom of the shaft sleeve (10), and the shaft (11) A driving sprocket (12) is fixed on the outer wall, a turning handle (13) is fixed at the bottom of the rotating shaft (11), the fixing plate (14) is fixed with the table top (1), and the adjusting screw (15) is along the fixing plate (15). 14) The inner thread is matched, the rear end of the adjusting screw (15) rotates along the outer wall of the shaft sleeve (10), and the front end of the adjusting screw (15) is fixed with a turning handle (16). 3. The lifting platform for machining according to claim 2, characterized in that: the driving sprocket (12) and the four transmission sprockets (4) are on the same horizontal plane, and the driving sprocket (12) ) is matched with the front side of the chain (8), the top of the shaft sleeve (10) is attached to the table (1), and the position of the shaft sleeve (10) and the driving sprocket (12) can be changed by adjusting the screw (15) to move the position of the shaft sleeve (10) and the driving sprocket (12). Chain (8) tension.

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