Shaft workpiece placing device

By adjusting the size of the placement slot using adjustable components, the problem of poor applicability of existing shaft workpiece placement devices is solved, achieving applicability of multi-slot placement and cost reduction.

CN223917950UActive Publication Date: 2026-02-17DONGGUAN WEALTHPOWER TECH CO LTD
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Patent Information

Application Number
CN202520606684.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-02
Publication Date
2026-02-17
Estimated Expiration
2035-04-02

AI Technical Summary

Technical Problem

Most existing shaft workpiece placement devices are single-frame structures, which cannot accommodate shaft workpieces of different sizes, leading to increased usage costs.

Method used

The size of the first placement slot is adjusted by setting a first left adjustment component and a first right adjustment component, the size of the second placement slot is adjusted by a second left adjustment component and a second right adjustment component, and the size of the third placement slot is adjusted by a third left adjustment component and a third right adjustment component, thereby achieving the applicability of the multi-slot placement device.

Benefits of technology

It achieves strong applicability to shaft-type workpieces of different sizes, reducing the cost of purchasing placement devices of various sizes.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a shaft workpiece placing device which comprises a rack, a first left adjusting assembly and a first right adjusting assembly which are installed on the rack, a second left adjusting assembly and a second right adjusting assembly which are installed on the rack, a third left adjusting assembly and a third right adjusting assembly which are installed on the rack, and a stopping assembly. The rack is provided with a first containing groove, a second containing groove and a third containing groove, the first left adjusting assembly and the first right adjusting assembly are arranged in a bilateral symmetry mode, the second left adjusting assembly and the second right adjusting assembly are arranged in a bilateral symmetry mode, and the third left adjusting assembly and the third right adjusting assembly are arranged in a bilateral symmetry mode. One end of the first left adjusting assembly and one end of the first right adjusting assembly are both located in the first containing groove, one end of the second left adjusting assembly and one end of the second right adjusting assembly are both located in the second containing groove, and one end of the third left adjusting assembly and one end of the third right adjusting assembly are both located in the third containing groove. And the bottoms of the first placing groove, the second placing groove and the third placing groove are arranged in an inclined manner.
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Description

Technical Field

[0001] This utility model relates to the field of shaft workpiece placement technology, and more particularly to a shaft workpiece placement device. Background Technology

[0002] In industrial products, shaft-type workpieces are used in the maintenance and operation of parts processed by one or more CNC machine tools. They support transmission components such as gears and pulleys to transmit torque or motion. Shaft-type workpieces are rotating parts with a length greater than their diameter. They are generally composed of a concentric shaft's outer cylindrical surface, conical surface, inner hole, thread, and corresponding end faces. Shaft-type workpieces are quite common. After production, shaft-type workpieces typically need to be stored on a placement device. Most existing shaft-type workpiece placement devices use a single frame structure, which can only store shaft-type workpieces of a single size, resulting in poor applicability and increased costs. Utility Model Content

[0003] To address the aforementioned problems, this utility model provides a shaft-type workpiece placement device. The placement dimensions of the first placement slot can be adjusted using a first left adjustment component and a first right adjustment component. The placement dimensions of the second placement slot can be adjusted using a second left adjustment component and a second right adjustment component. The placement dimensions of the first, second, and third placement slots can be adjusted as needed to place shaft-type workpieces of different sizes. This device is highly adaptable and eliminates the need to purchase placement devices of multiple sizes, thereby reducing costs.

[0004] To achieve the above objectives, the present invention provides a shaft-type workpiece placement device, comprising a frame, a first left adjustment component and a first right adjustment component mounted on the frame, a second left adjustment component and a second right adjustment component mounted on the frame, a third left adjustment component and a third right adjustment component mounted on the frame, and a stop component. The frame is provided with a first placement slot, a second placement slot, and a third placement slot. The first left adjustment component and the first right adjustment component are symmetrically arranged left and right, the second left adjustment component and the second right adjustment component are symmetrically arranged left and right, and the third left adjustment component and the third right adjustment component are symmetrically arranged left and right. One end of the first left adjustment component and one end of the first right adjustment component are both located in the first placement slot, one end of the second left adjustment component and one end of the second right adjustment component are both located in the second placement slot, and one end of the third left adjustment component and one end of the third right adjustment component are both located in the third placement slot. The bottoms of the first placement slot, the second placement slot, and the third placement slot are all inclined.

[0005] As a preferred embodiment, the first left adjustment assembly includes a first left adjustment cylinder mounted on the frame and a first left adjustment plate mounted on the first left adjustment cylinder. The frame is provided with a first left adjustment slot and a first right adjustment slot, both of which are connected to the first placement slot. The output end of the first left adjustment cylinder passes through the first left adjustment slot and is fixedly connected to the first left adjustment plate. The first left adjustment plate is located in the first placement slot, and the bottom of the first left adjustment plate is inclined. There are multiple first left adjustment cylinders, first left adjustment slots, and first right adjustment slots, which are spaced apart.

[0006] As a preferred embodiment, the first right adjustment assembly includes a first right adjustment cylinder mounted on the frame and a first right adjustment plate mounted on the first right adjustment cylinder. The output end of the first right adjustment cylinder passes through the first right adjustment slot and is fixedly connected to the first right adjustment plate. The first right adjustment plate is located in the first placement slot. The bottom of the first right adjustment plate is inclined. The first right adjustment plate and the first left adjustment plate are symmetrically arranged. There are multiple first right adjustment cylinders arranged at intervals.

[0007] As a preferred embodiment, the second left adjustment assembly includes a second left adjustment cylinder mounted on the frame and a second left adjustment plate mounted on the second left adjustment cylinder. The frame is provided with a second left adjustment slot and a second right adjustment slot. Both the second left adjustment slot and the second right adjustment slot are connected to the second placement slot. The output end of the second left adjustment cylinder passes through the second left adjustment slot and is fixedly connected to the second left adjustment plate. The second left adjustment plate is located in the second placement slot, and the bottom of the second left adjustment plate is inclined. There are multiple second left adjustment cylinders, second left adjustment slots, and second right adjustment slots, which are spaced apart.

[0008] As a preferred embodiment, the second right adjustment assembly includes a second right adjustment cylinder mounted on the frame and a second right adjustment plate mounted on the second right adjustment cylinder. The output end of the second right adjustment cylinder passes through the second right adjustment slot and is fixedly connected to the second right adjustment plate. The second right adjustment plate is located in the second placement slot. The bottom of the second right adjustment plate is inclined. The second right adjustment plate and the second left adjustment plate are symmetrically arranged. There are multiple second right adjustment cylinders arranged at intervals.

[0009] As a preferred embodiment, the third left adjustment assembly includes a third left adjustment cylinder mounted on the frame and a third left adjustment plate mounted on the third left adjustment cylinder. The frame is provided with a third left adjustment slot and a third right adjustment slot, both of which are connected to the third placement slot. The output end of the third left adjustment cylinder passes through the third left adjustment slot and is fixedly connected to the third left adjustment plate. The third left adjustment plate is located in the third placement slot, and the bottom of the third left adjustment plate is inclined. There are multiple third left adjustment cylinders, third left adjustment slots, and third right adjustment slots, which are spaced apart.

[0010] As a preferred embodiment, the third right adjustment assembly includes a third right adjustment cylinder mounted on the frame and a third right adjustment plate mounted on the third right adjustment cylinder. The output end of the third right adjustment cylinder passes through the third right adjustment slot and is fixedly connected to the third right adjustment plate. The third right adjustment plate is located in the third placement slot. The bottom of the third right adjustment plate is inclined. The third right adjustment plate and the third left adjustment plate are arranged symmetrically. There are multiple third right adjustment cylinders arranged at intervals.

[0011] As a preferred embodiment, the blocking assembly includes a first baffle, a second baffle, and a third baffle detachably mounted on the frame. The frame is provided with a first outer slot, a first inner slot, a second outer slot, a second inner slot, a third outer slot, and a third inner slot. The first outer slot and the first inner slot are both connected to the first placement slot. The second outer slot and the second inner slot are both connected to the second placement slot. The third outer slot and the third inner slot are both connected to the third placement slot. One end of the first baffle passes through the first outer slot and is installed in the first inner slot. One end of the second baffle passes through the second outer slot and is installed in the second inner slot. One end of the third baffle passes through the third outer slot and is installed in the third inner slot.

[0012] The beneficial effects of this utility model are as follows: the placement size of the first placement slot can be adjusted by the first left adjustment component and the first right adjustment component, the placement size of the second placement slot can be adjusted by the second left adjustment component and the second right adjustment component, and the placement size of the third placement slot can be adjusted by the third left adjustment component and the third right adjustment component. The placement sizes of the first placement slot, the second placement slot and the third placement slot can be adjusted as needed to place shaft workpieces of different sizes. It has strong applicability and eliminates the need to purchase placement devices of multiple sizes, thereby reducing costs. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the overall structure of a shaft-type workpiece placement device according to this utility model.

[0014] Figure 2 for Figure 1 A schematic diagram of the frame structure in a shaft-type workpiece placement device.

[0015] Figure 3 for Figure 1 A schematic diagram of a portion of the structure in a shaft-type workpiece placement device.

[0016] Figure 4 for Figure 1 A schematic diagram of the structure of a stop component in a shaft-type workpiece placement device.

[0017] Reference numerals: 100, frame; 110, first placement slot; 120, second placement slot; 130, third placement slot; 140, first left adjustment slot; 150, first right adjustment slot; 160, second left adjustment slot; 170, second right adjustment slot; 180, third left adjustment slot; 190, third right adjustment slot; a10, first outer slot; b10, first inner slot; c10, second outer slot; d10, second inner slot; e10, third outer slot; f10, third inner slot; 200, first left adjustment assembly; 210, first left adjustment cylinder; 220, first left adjustment plate; 300 310. First right adjustment assembly; 320. First right adjustment cylinder; 400. Second left adjustment assembly; 410. Second left adjustment cylinder; 420. Second left adjustment plate; 500. Second right adjustment assembly; 510. Second right adjustment cylinder; 520. Second right adjustment plate; 600. Third left adjustment assembly; 610. Third left adjustment cylinder; 620. Third left adjustment plate; 700. Third right adjustment assembly; 710. Third right adjustment cylinder; 720. Third right adjustment plate; 800. Stop assembly; 810. First baffle; 820. Second baffle; 830. Third baffle. Detailed Implementation

[0018] The technical solution of this utility model will now be clearly and completely described with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0019] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0020] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0021] like Figures 1 to 4As shown, this utility model provides a shaft-type workpiece placement device, including a frame 100, a first left adjustment component 200 and a first right adjustment component 300 mounted on the frame 100, a second left adjustment component 400 and a second right adjustment component 500 mounted on the frame 100, a third left adjustment component 600 and a third right adjustment component 700 mounted on the frame 100, and a stop component. The frame 100 is provided with a first placement slot 110, a second placement slot 120, and a third placement slot 130. The first left adjustment component 200 and the first right adjustment component 300 are symmetrically arranged left and right, the second left adjustment component 400 and the second right adjustment component 500 are symmetrically arranged left and right, and the third left adjustment component 600 and the third right adjustment component 700 are symmetrically arranged left and right. One end of the first left adjustment component 200 and one end of the first right adjustment component 300 are both located in the first placement slot 110, and one end of the second left adjustment component 400 and one end of the second right adjustment component 700 are both located in the second placement slot 110. One end of each component 500 is located in the second placement slot 120, and one end of each of the third left adjustment component 600 and the third right adjustment component 700 is located in the third placement slot 130. The bottoms of the first placement slot 110, the second placement slot 120, and the third placement slot 130 are all inclined. The placement size of the first placement slot 110 can be adjusted by the first left adjustment component 200 and the first right adjustment component 300, the placement size of the second placement slot 120 can be adjusted by the second left adjustment component 400 and the second right adjustment component 500, and the placement size of the third placement slot 130 can be adjusted by the third left adjustment component 600 and the third right adjustment component 700. The placement sizes of the first placement slot 110, the second placement slot 120, and the third placement slot 130 can be adjusted as needed to place shaft workpieces of different sizes. This method is highly adaptable and eliminates the need to purchase placement devices of various sizes, thereby reducing costs.

[0022] The first left adjustment assembly 200 includes a first left adjustment cylinder 210 mounted on a frame 100 and a first left adjustment plate 220 mounted on the first left adjustment cylinder 210. The frame 100 is provided with a first left adjustment slot 140 and a first right adjustment slot 150, both of which are connected to a first placement slot 110. The output end of the first left adjustment cylinder 210 passes through the first left adjustment slot 140 and is fixedly connected to the first left adjustment plate 220. The first left adjustment plate 220 is located in the first placement slot 110, and its bottom is inclined. There are multiple first left adjustment cylinders 210, first left adjustment slots 140, and first right adjustment slots 150, arranged at intervals. The operation of the first left adjustment cylinder 210 can drive the first left adjustment plate 220 to move in the first placement slot 110, thereby changing the size of the first placement slot 110.

[0023] The first right adjustment assembly 300 includes a first right adjustment cylinder 310 mounted on the frame 100 and a first right adjustment plate 320 mounted on the first right adjustment cylinder 310. The output end of the first right adjustment cylinder 310 passes through the first right adjustment groove 150 and is fixedly connected to the first right adjustment plate 320. The first right adjustment plate 320 is located in the first placement groove 110, and its bottom is inclined. The first right adjustment plate 320 and the first left adjustment plate 220 are arranged symmetrically on the left and right sides. There are multiple first right adjustment cylinders 310, which are spaced apart. The operation of the first right adjustment cylinder 310 can drive the first right adjustment plate 320 to move in the first placement groove 110, thereby changing the size of the first placement groove 110.

[0024] The second left adjustment assembly 400 includes a second left adjustment cylinder 410 mounted on the frame 100 and a second left adjustment plate 420 mounted on the second left adjustment cylinder 410. The frame 100 is provided with a second left adjustment slot 160 and a second right adjustment slot 170, both of which are connected to the second placement slot 120. The output end of the second left adjustment cylinder 410 passes through the second left adjustment slot 160 and is fixedly connected to the second left adjustment plate 420. The second left adjustment plate 420 is located in the second placement slot 120, and its bottom is inclined. There are multiple second left adjustment cylinders 410, second left adjustment slots 160 and second right adjustment slots 170, which are spaced apart. The operation of the second left adjustment cylinder 410 can drive the second left adjustment plate 420 to move in the second placement slot 120, thereby changing the size of the second placement slot 120.

[0025] The second right adjustment assembly 500 includes a second right adjustment cylinder 510 mounted on the frame 100 and a second right adjustment plate 520 mounted on the second right adjustment cylinder 510. The output end of the second right adjustment cylinder 510 passes through the second right adjustment groove 170 and is fixedly connected to the second right adjustment plate 520. The second right adjustment plate 520 is located in the second placement groove 120, and its bottom is inclined. The second right adjustment plate 520 and the second left adjustment plate 420 are arranged symmetrically on both sides. There are multiple second right adjustment cylinders 510, which are spaced apart. The operation of the second right adjustment cylinder 510 can drive the second right adjustment plate 520 to move in the second placement groove 120, thereby changing the size of the second placement groove 120.

[0026] The third left adjustment assembly 600 includes a third left adjustment cylinder 610 mounted on the frame 100 and a third left adjustment plate 620 mounted on the third left adjustment cylinder 610. The frame 100 is provided with a third left adjustment slot 180 and a third right adjustment slot 190, both of which are connected to the third placement slot 130. The output end of the third left adjustment cylinder 610 passes through the third left adjustment slot 180 and is fixedly connected to the third left adjustment plate 620. The third left adjustment plate 620 is located in the third placement slot 130, and its bottom is inclined. There are multiple third left adjustment cylinders 610, third left adjustment slots 180, and third right adjustment slots 190, which are spaced apart. The operation of the third left adjustment cylinder 610 can drive the third left adjustment plate 620 to move in the third placement slot 130, thereby changing the size of the third placement slot 130.

[0027] The third right adjustment assembly 700 includes a third right adjustment cylinder 710 mounted on the frame 100 and a third right adjustment plate 720 mounted on the third right adjustment cylinder 710. The output end of the third right adjustment cylinder 710 passes through the third right adjustment groove 190 and is fixedly connected to the third right adjustment plate 720. The third right adjustment plate 720 is located in the third placement groove 130, and its bottom is inclined. The third right adjustment plate 720 and the third left adjustment plate 620 are arranged symmetrically on the left and right sides. There are multiple third right adjustment cylinders 710, which are spaced apart. The operation of the third right adjustment cylinder 710 can drive the third right adjustment plate 720 to move in the third placement groove 130, thereby changing the size of the third placement groove 130.

[0028] The blocking assembly 800 includes a first baffle 810, a second baffle 820, and a third baffle 830 that are detachably mounted on the frame 100. The frame is provided with a first outer slot a10, a first inner slot b10, a second outer slot c10, a second inner slot d10, a third outer slot e10, and a third inner slot f10. The first outer slot a10 and the first inner slot b10 are both connected to the first placement slot 110. The second outer slot c10 and the second inner slot d10 are both connected to the second placement slot 120. The third outer slot e10 and the third inner slot f10 are both connected to the third placement slot 130. One end of the first baffle 810 passes through the first outer slot a10 and is installed in the first inner slot b10. One end of the second baffle 820 passes through the second outer slot c10 and is installed in the second inner slot d10. One end of the third baffle 830 passes through the third outer slot e10 and is installed in the third inner slot f10. The first baffle 810 is used to stop the shaft-like workpiece placed in the first placement slot 110, the second baffle 820 is used to stop the shaft-like workpiece placed in the second placement slot 120, and the third baffle 830 is used to stop the shaft-like workpiece placed in the third placement slot 130. In this embodiment, the first baffle 810 has a first pull block, which facilitates the removal of the first baffle 810; the second baffle 820 has a second pull block, which facilitates the removal of the second baffle 820; and the third baffle 830 has a third pull block, which facilitates the removal of the third baffle 830.

[0029] The novel working principle of this embodiment is as follows: When it is necessary to place shaft-type workpieces, firstly, the first baffle 810, the second baffle 820, and the third baffle 830 are all installed on the frame 100. Then, the first left adjustment component 200, the first right adjustment component 300, the second left adjustment component 400, the second right adjustment component 500, the third left adjustment component 600, and the third right adjustment component 700 are adjusted to change the placement size of the first placement slot 110, the second placement slot 120, and the third placement slot 130. Then, the workpieces can be placed into the first placement slot 110, the second placement slot 120, and the third placement slot 130. Shaft-type workpieces of corresponding sizes are placed in the placement slot 120 and the third placement slot 130. After placement, the first left adjustment component 200 and the first right adjustment component 300 can clamp and fix the shaft-type workpiece in the first placement slot 110, the second left adjustment component 400 and the second right adjustment component 500 can clamp and fix the shaft-type workpiece in the second placement slot 120, and the third left adjustment component 600 and the third right adjustment component 700 can clamp and fix the shaft-type workpiece in the third placement slot 130, thereby ensuring the stability of the placement of the shaft-type workpieces.

[0030] The above embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model. Various modifications and improvements made to the technical solutions of the present utility model by those skilled in the art without departing from the spirit of the present utility model should fall within the protection scope defined by the claims of the present utility model.

Claims

1. A device for placing shaft-type workpieces, characterized in that, The device includes a frame, a first left adjustment assembly and a first right adjustment assembly mounted on the frame, a second left adjustment assembly and a second right adjustment assembly mounted on the frame, a third left adjustment assembly and a third right adjustment assembly mounted on the frame, and a stop assembly. The frame is provided with a first placement slot, a second placement slot, and a third placement slot. The first left adjustment assembly and the first right adjustment assembly are symmetrically arranged left and right, the second left adjustment assembly and the second right adjustment assembly are symmetrically arranged left and right, and the third left adjustment assembly and the third right adjustment assembly are symmetrically arranged left and right. One end of the first left adjustment assembly and one end of the first right adjustment assembly are both located in the first placement slot, one end of the second left adjustment assembly and one end of the second right adjustment assembly are both located in the second placement slot, and one end of the third left adjustment assembly and one end of the third right adjustment assembly are both located in the third placement slot. The bottoms of the first placement slot, the second placement slot, and the third placement slot are all inclined.

2. The shaft-type workpiece placement device according to claim 1, characterized in that: The first left adjustment assembly includes a first left adjustment cylinder mounted on the frame and a first left adjustment plate mounted on the first left adjustment cylinder. The frame is provided with a first left adjustment slot and a first right adjustment slot. Both the first left adjustment slot and the first right adjustment slot are connected to the first placement slot. The output end of the first left adjustment cylinder passes through the first left adjustment slot and is fixedly connected to the first left adjustment plate. The first left adjustment plate is located in the first placement slot. The bottom of the first left adjustment plate is inclined. There are multiple first left adjustment cylinders, first left adjustment slots, and first right adjustment slots, which are spaced apart.

3. The shaft-type workpiece placement device according to claim 2, characterized in that: The first right adjustment assembly includes a first right adjustment cylinder mounted on the frame and a first right adjustment plate mounted on the first right adjustment cylinder. The output end of the first right adjustment cylinder passes through the first right adjustment slot and is fixedly connected to the first right adjustment plate. The first right adjustment plate is located in the first placement slot. The bottom of the first right adjustment plate is inclined. The first right adjustment plate and the first left adjustment plate are symmetrically arranged. There are multiple first right adjustment cylinders arranged at intervals.

4. The shaft-type workpiece placement device according to claim 1, characterized in that: The second left adjustment assembly includes a second left adjustment cylinder mounted on the frame and a second left adjustment plate mounted on the second left adjustment cylinder. The frame is provided with a second left adjustment slot and a second right adjustment slot. Both the second left adjustment slot and the second right adjustment slot are connected to the second placement slot. The output end of the second left adjustment cylinder passes through the second left adjustment slot and is fixedly connected to the second left adjustment plate. The second left adjustment plate is located in the second placement slot. The bottom of the second left adjustment plate is inclined. There are multiple second left adjustment cylinders, second left adjustment slots, and second right adjustment slots, which are spaced apart.

5. The shaft-type workpiece placement device according to claim 4, characterized in that: The second right adjustment assembly includes a second right adjustment cylinder mounted on the frame and a second right adjustment plate mounted on the second right adjustment cylinder. The output end of the second right adjustment cylinder passes through the second right adjustment slot and is fixedly connected to the second right adjustment plate. The second right adjustment plate is located in the second placement slot. The bottom of the second right adjustment plate is inclined. The second right adjustment plate and the second left adjustment plate are symmetrically arranged. There are multiple second right adjustment cylinders arranged at intervals.

6. The shaft-type workpiece placement device according to claim 1, characterized in that: The third left adjustment assembly includes a third left adjustment cylinder mounted on the frame and a third left adjustment plate mounted on the third left adjustment cylinder. The frame is provided with a third left adjustment slot and a third right adjustment slot. Both the third left adjustment slot and the third right adjustment slot are connected to the third placement slot. The output end of the third left adjustment cylinder passes through the third left adjustment slot and is fixedly connected to the third left adjustment plate. The third left adjustment plate is located in the third placement slot. The bottom of the third left adjustment plate is inclined. There are multiple third left adjustment cylinders, third left adjustment slots, and third right adjustment slots, which are spaced apart.

7. The shaft-type workpiece placement device according to claim 6, characterized in that: The third right adjustment assembly includes a third right adjustment cylinder mounted on the frame and a third right adjustment plate mounted on the third right adjustment cylinder. The output end of the third right adjustment cylinder passes through the third right adjustment slot and is fixedly connected to the third right adjustment plate. The third right adjustment plate is located in the third placement slot. The bottom of the third right adjustment plate is inclined. The third right adjustment plate and the third left adjustment plate are arranged symmetrically. There are multiple third right adjustment cylinders arranged at intervals.

8. The shaft-type workpiece placement device according to claim 1, characterized in that: The blocking assembly includes a first baffle, a second baffle, and a third baffle detachably mounted on the frame. The frame is provided with a first outer slot, a first inner slot, a second outer slot, a second inner slot, a third outer slot, and a third inner slot. The first outer slot and the first inner slot are both connected to the first placement slot. The second outer slot and the second inner slot are both connected to the second placement slot. The third outer slot and the third inner slot are both connected to the third placement slot. One end of the first baffle passes through the first outer slot and is installed in the first inner slot. One end of the second baffle passes through the second outer slot and is installed in the second inner slot. One end of the third baffle passes through the third outer slot and is installed in the third inner slot.