CN220391297U - Matching trolley for crystal bar goods shelves - Google Patents

Abstract

The application relates to the field of semiconductor wafer manufacturing and discloses a trolley matched with a crystal bar goods shelf, which comprises a trolley body, wherein a trolley pushing device is arranged at the top end of a trolley, an unpowered roller is arranged on the trolley plane, a movable bottom bracket can be placed on the trolley, a limiting device is arranged behind the movable bottom bracket, an anti-slip device is arranged in front of the movable bottom bracket, a trolley positioning block is arranged at the front end of the trolley body, a self-locking unhooking hook is arranged at the rear end of the trolley body, a ground braking device is arranged at the center below the trolley body, and wheels are arranged at the bottom end of the trolley body; the device of the utility model can realize the storage and the transportation of crystal bar, can satisfy the transportation demands of various types, each specification fixed length bars, non-fixed length bars and spliced bars, is favorable to preventing the crystal bar from generating cracks in the transportation process by collision, is favorable to the safe transportation and warehousing of the crystal bar, and can be manufactured with low cost, saves the labor cost and realizes the safe production.

Description

Matching trolley for crystal bar goods shelves

Technical Field

The utility model relates to the field of semiconductor wafer manufacturing, in particular to a trolley matched with a crystal bar goods shelf.

Background

The crystal bar is a silicon single crystal bar formed by shaping or pulling in a hearth through a zone melting or Czochralski process, different working procedures and different machine tables are involved in the process of processing the crystal bar, the working procedures are distributed in different areas or different floors of a factory, the produced crystal bar needs to be circulated in the areas of the working procedures, and the crystal bar is transported in the process.

Currently, there are two main types of ingot transfer vehicles for most ingot manufacturing enterprises: in actual operation, the transferring procedures of operators are complicated, the operation mode is generally that the crystal bars are firstly hoisted on special stations of the crystal bar transferring trolley by special slings, then the crystal bar transferring trolley is transferred to an opening area or a back cutting area, and finally the crystal bars are hoisted on the opening feeding station or the back cutting station by special slings.

However, such transfer dollies have problems: the crystal bar storage device has the advantages of single type of crystal bars, low storage efficiency, complicated operation mode, high labor intensity, low safety coefficient, easiness in collision and the like, and single action and difficulty in control.

In order to solve the problems of a large number of storages and convenient operation, a company develops another multifunctional crystal bar accommodating and transporting goods shelf and two devices of the matched trolley of the utility model to solve the problems, the utility model can also be independently used and flexibly transport crystal bars; the following is the summary of the utility model of the companion cart.

Disclosure of Invention

The utility model aims to solve the problems of single function, complex operation, time and labor consumption, poor safety and easy collision of the conventional transfer trolley, and provides a simple and reliable trolley matched with a crystal bar goods shelf, which can realize the transfer among machining processes of a single crystal manufacturing enterprise, optimize the feeding process of the squaring process in the transfer process, reduce the collision and scratch of the crystal bar, ensure the quality of the crystal bar in the transfer process, reduce the labor intensity, improve the safety coefficient and the working efficiency, and be matched with the multifunctional crystal bar accommodating transfer goods shelf disclosed by the enterprise for use, thereby being convenient for more storage and transportation.

In order to achieve the aim, the basic scheme of the utility model provides a trolley matched with a crystal bar goods shelf, which comprises a trolley body, wherein a hand pushing device is arranged at the top end of a trolley, an unpowered roller is arranged on the trolley plane, a movable bottom bracket can be placed on the trolley body, a limiting device is arranged behind the movable bottom bracket, an anti-skid device is arranged in front of the movable bottom bracket, a trolley positioning block is arranged at the front end of the trolley body, a self-locking unhooking prevention hook is arranged at the rear end of the trolley body, a ground braking device is arranged at the center below the trolley body, and wheels are arranged at the bottom end of the trolley body.

Optionally, the movable collet is an arc groove, and the surface is filled with a PP material internally filled buffer layer.

Optionally, the unpowered roller is a strip-shaped conveying roller and can be used for bearing and conveying the movable collet.

Optionally, a group of front wheels at the bottom of the trolley body are directional wheels, and the other group of front wheels are universal wheels with brakes.

Optionally, the anti-slip device has a dual anti-slip fool-proof design and is mounted on the outside of the unpowered roller.

Optionally, handcart bottom of the body is provided with the pedal type ground and stops the device to when depositing in automatic warehouse or interim place, fixed position prevents to remove and leads to unloading misoperation.

Optionally, the self-locking unhooking hook is foot-operated and spans the front end and the rear end of the trolley body, and the front end unhooking hook can stably hook the multifunctional crystal bar accommodating and transporting goods shelf.

The principle and beneficial effect of this basic scheme lie in:

compared with the prior art, the technical scheme of the utility model has the following advantages:

(1) The crystal bar shelf matched trolley can be suitable for transporting various types of monocrystalline silicon bars with various specifications, is high in structural strength and long in service life, is suitable for transporting in various working procedures, can not generate crystal bar collision and scratch during transporting, and reduces the transporting time by 50%.

(2) The trolley matched with the crystal bar shelf can meet the requirement of an automatic warehouse storage function.

(3) According to the utility model, the crystal bar shelf matched trolley is connected with the multifunctional crystal bar accommodating and transferring shelf of the company side by side, so that the crystal bar in the lower movable bottom support can be easily moved to a place convenient for the mechanical clamping structure of the company to operate for crystal bar moving operation, a large-capacity storage function is realized, and the storage capacity is increased by 80%.

(4) When the crystal bar shelf matched trolley is used for loading and unloading, the crystal bar shelf matched trolley is matched with a mechanical clamping structure of a company for use, so that loading and unloading work can be easily, quickly and accurately carried out on various machine tables, the single crystal silicon bar transferring flow is simplified, the loading time of each procedure is reduced, the labor intensity of operators is effectively reduced, and the operating efficiency is improved by 30%.

Drawings

FIG. 1 is a schematic diagram of a cart for a crystal bar rack in accordance with the present utility model.

Fig. 2 is a schematic structural view of a ground brake device 5 in a trolley for matching a crystal bar shelf according to the present utility model.

FIG. 3 is a schematic diagram of a cart for a crystal bar rack in accordance with the present utility model mated with a multi-functional crystal bar receiving and transporting rack.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: the trolley comprises a trolley body 1, a pushing hand 2, an unpowered roller 3, a movable bottom bracket 4, a ground brake device 5, a directional wheel 6, a universal wheel with brake 7, a limiting device 8, an anti-skid device 9, a trolley positioning block 10 and a self-locking anti-unhooking hook 11.

Examples

For a more complete understanding of the present utility model, a crystal bar shelf companion cart of the present utility model is further described below, with reference to the accompanying drawings, the specific embodiments described herein are for purposes of illustration only, and not for purposes of limitation,

referring to fig. 1, a trolley matched with a crystal bar shelf comprises a trolley body 1, wherein the trolley body is a rectangular frame, a pushing handle 2 is arranged at the top end of the trolley body, the rectangular frame is a horizontal working table surface, 2 directional wheels 6 are arranged at the front end of the bottom of the trolley body, and 2 universal wheels 7 with brakes are arranged at the rear end of the bottom of the trolley body, so that an operator can control the direction to push the trolley body better; the ground brake device 5 is arranged at the center below the rear end of the bottom of the trolley body so as to be convenient to fix the position when being stored in an automatic warehouse or a temporary place and prevent the feeding and discharging misoperation caused by movement.

The horizontal table surface is provided with the unpowered roller 3, can be used for bearing the movable collet 4 and is convenient for operators to convey the movable collet 4, the movable collet 4 can be placed on the unpowered roller 3, the movable collet 4 is an arc-shaped groove, the surface is filled with a PP material internally filled buffer layer, friction force of manually moving crystal bars can be reduced, the movable collet is convenient to take, scratches are prevented from colliding with, and a limiting device 8 is arranged behind the parallel movable collet so as to limit the movable collet 4.

The automatic anti-slip device 9 and the manual anti-slip device 9 are respectively arranged on the front outer side of the horizontal working table surface, the purpose of the anti-slip device 9 is to prevent the movable collet 4 from sliding and falling, and meanwhile, the purpose of the automatic anti-slip device 9 and the manual anti-slip device 9 is to avoid manual errors and simultaneously prevent the double anti-slip foolproof design of the automatic anti-slip device.

The cart positioning block 10 is arranged at the front end of the rectangular frame, and can be vertically contacted with a bottom center support in a multifunctional crystal bar accommodating and transferring shelf of the company, so that the center position of the transporting shelf can be quickly found, and crystal bars in the movable bottom support 4 can be safely and stably moved easily to perform crystal bar moving operation.

The self-locking anti-unhooking hook 11 arranged at the rear end of the rectangular frame is foot-operated and spans across the front end and the rear end of the trolley body, after the center position is fixed through the trolley positioning block, the pedal is stepped on by feet, the front end anti-unhooking hook can stably hook the multifunctional crystal bar accommodating and transporting goods shelf, the trolley is tightly connected with the transporting goods shelf, and the trolley is kept parallel, so that the stability and the safety of the crystal bar moving process are ensured.

The trolley matched with the crystal bar shelf realizes the transfer among the working procedures of crystal bar processing of a single crystal manufacturing enterprise, optimizes the feeding flow in the transfer process, reduces the collision and scratch of the crystal bar in the transfer process, ensures the quality of the single crystal silicon bar in the transfer process, reduces the labor intensity and improves the safety coefficient.

The foregoing is merely an example of the present utility model, and details of construction and features of common general knowledge known in the art are not described in any more detail, it should be noted that, for a person skilled in the art, modifications and improvements may be made without departing from the construction of the present utility model, and these should also be considered as protection scope of the present utility model, which does not affect the effect of the present utility model and the practicability of the patent, the protection scope of the present application should be subject to the claims, and the description of the specific embodiments and the like in the specification should be used to explain the content of the claims.

Claims (7)

1. The supporting handcart of crystal bar goods shelves, its characterized in that: including the handcart automobile body, the dolly roof end is equipped with hand push device, and the unpowered cylinder of handcart plane installation can place movable collet above, installs stop device at movable collet rear, installs antiskid in movable collet the place ahead, installs the handcart locating piece in the front end of handcart automobile body, installs auto-lock mousing hook in the rear end of handcart automobile body, and handcart automobile body below rear portion central authorities position installs ground brake device, handcart automobile body bottom installation wheel.

2. A bar shelf companion cart in accordance with claim 1, wherein: the movable collet is an arc groove, and the surface of the movable collet is filled with a PP material internally filled buffer layer.

3. A bar shelf companion cart in accordance with claim 1, wherein: the unpowered roller is a strip-shaped conveying roller and can be used for bearing and conveying the movable bottom support.

4. A bar shelf companion cart in accordance with claim 1, wherein: the front ends of wheels at the bottom of the trolley body are provided with directional wheels, and the rear ends of wheels are provided with universal wheels with brakes.

5. A bar shelf companion cart in accordance with claim 1, wherein: the anti-skid device comprises automatic anti-skid and manual anti-skid, has a fool-proof design with double anti-skid and is arranged on the outer side of the unpowered roller.

6. A bar shelf companion cart in accordance with claim 1, wherein: the ground brake device is a foot-operated ground brake device, so that the ground brake device can be conveniently stored in an automatic warehouse or a temporary place, and the ground brake device can be fixed in position to prevent feeding and discharging misoperation caused by movement.

7. A bar shelf companion cart in accordance with claim 1, wherein: the self-locking unhooking hook is foot-operated and spans the front end and the rear end of the trolley body, and the front end unhooking hook can stably hook the multifunctional crystal bar accommodating and transporting goods shelf.