Feeding mechanism for mechanical part machining

Abstract

The utility model relates to a feeding mechanism for machining mechanical parts. The feeding mechanism comprises a supporting mechanism, a protection bin, a cutting mechanism and a pushing mechanism. The supporting mechanism comprises a supporting base, a stand column and a containing frame provided with a rolling shaft and is used for supporting and guiding a workpiece. The cutting mechanism comprises an air cylinder arranged between the stand column and the supporting base, a linkage arm and a cutting machine and is used for achieving precise cutting of the workpiece. The pushing mechanism comprises a first air cylinder, a second air cylinder and a third air cylinder and is matched with a first pushing plate and a second pushing plate to achieve clamping and continuous feeding of workpieces. The protection bin is provided with an observation window, a dust discharging pipe and a second through groove and used for improving operation safety and achieving dust discharging and workpiece penetrating operation, the workpiece feeding precision and cutting efficiency can be improved through the structure, and the problems that an existing feeding mechanism is inaccurate in positioning, unstable in clamping and poor in dust discharging capacity are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to mechanical processing technical field, concretely relates to a feeding mechanism for mechanical part processing. BACKGROUND

[0002] In the processing of mechanical parts, metal materials or other workpieces often need to be cut. In order to improve the processing efficiency and processing accuracy, the feeding mechanism is usually used to transport the workpiece to be processed to the predetermined position of the cutting device or processing device. However, the existing feeding mechanism still has some deficiencies in structure design and automatic control, which leads to the following problems in actual use:

[0003] First, some feeding mechanisms lack effective positioning and clamping devices, which leads to poor stability of the workpiece during transportation and cutting, and easy displacement, thereby affecting the cutting accuracy and processing quality;

[0004] Second, the transportation process of the workpiece in the existing feeding device depends on a single driving source control, the feeding action is poor in repeatability and is easily affected by load changes, the degree of automation is low, and continuous and accurate workpiece transportation operation is difficult to achieve;

[0005] Third, in some processing scenarios, a lot of dust or debris will be generated during cutting. If it is not discharged in time, it will not only affect the processing vision and equipment operation stability, but also may affect the health of the operator. However, the existing feeding structure does not integrate an effective dust removal device, which has hidden dangers. INVENTION CONTENTS

[0006] In view of the problems in the prior art, the purpose of the utility model is to provide a feeding mechanism for mechanical part processing, which can realize a feeding mechanism with reliable operation and good auxiliary functions, so as to improve the overall efficiency and safety of mechanical processing.

[0007] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0008] A feeding mechanism for mechanical part processing, comprising a support mechanism, a workpiece with cutting is placed on the support mechanism;

[0009] One end side of the support mechanism is provided with a cutting mechanism, the cutting mechanism is used for cutting the workpiece placed on the support mechanism;

[0010] A push mechanism is installed on the support mechanism below the cutting mechanism, the push mechanism is used for transporting the workpiece to be cut;

[0011] One end of the support mechanism is provided with a protective bin above, the cutting mechanism and the push mechanism are located in the interior of the protective bin.

[0012] Further, the support mechanism comprises a support base, one side of the support base is provided with a placing rack, and the placing rack is used for placing a workpiece to be cut;

[0013] The inner side of the placing rack is rotationally connected with rollers at equal intervals along the length direction of the placing rack, and the workpiece to be cut is placed on the rollers.

[0014] Further, one side of the support base is fixedly connected with a stand column;

[0015] The cutting mechanism comprises a cutting machine rotationally arranged on the upper end surface of the support base and a cylinder rotationally arranged on the stand column, the telescopic end of the cylinder is rotationally connected with a linkage arm, and the other end of the linkage arm is connected to the cutting machine;

[0016] When the workpiece is cut, the cylinder pushes the linkage arm, the cutting disc on the cutting machine is made to approach the workpiece to be cut through the linkage arm, and the workpiece is cut.

[0017] Further, the pushing mechanism comprises a first cylinder installed on the support base, the telescopic end of the first cylinder is provided with a second cylinder, and the second cylinder;

[0018] The upper end surface of the support base is further provided with a third cylinder, and the third cylinder and the second cylinder are arranged in parallel.

[0019] Further, the telescopic end of the second cylinder is provided with a first push plate, and the telescopic end of the third cylinder is provided with a second push plate;

[0020] The upper end surface of the support base is provided with a backing plate, and the upper end surface of the backing plate is provided with a first through groove;

[0021] The upper end surface of the backing plate is fixedly connected with a stop block, and the stop block is arranged opposite to the first push plate.

[0022] Further, one side of the protective cabin is provided with an observation window, and the other side of the protective cabin is provided with a dust exhaust pipe, and the dust exhaust pipe is connected with a dust collector;

[0023] Both ends of the protective cabin are provided with a second through groove, and the second through groove is located on the placing rack.

[0024] Compared with the prior art, the utility model has the advantages that:

[0025] The utility model discloses a placing rack is arranged on the support mechanism, and the rollers rotationally connected at equal intervals along the length direction are arranged on the placing rack, so that the stability and straightness of the workpiece in the feeding process can be effectively improved, the problems of poor stability and easy deviation of the existing feeding mechanism on the support structure are solved, meanwhile, the roller adopts the bearing rotation structure, the sliding resistance of the workpiece is remarkably reduced, and the feeding efficiency and overall automation level are improved.

[0026] The utility model discloses a first air cylinder and second air cylinder are set up on the support seat, and the both form composite structure for pushing workpiece to cut area movement, and the third air cylinder is set up in the corresponding position and cooperates with second push plate and clamps workpiece, realizes the bidirectional location of workpiece Fixed, the structure effectively solved the workpiece positioning of traditional feeding mechanism, the repeatability of poor, the problem of low degree of automation of feeding, enhanced the precision and consistency of feeding, the continuous steady of subsequent processing process is carried out conveniently.

[0027] The utility model discloses the linkage arm structure of vertical arrangement is designed in cutting mechanism part, pushes down the cutting disc to workpiece and cuts through the column installation air cylinder, the structure will cutting mechanism whole arrangement in the protection storehouse, has promoted the security of cutting operation, simultaneously, the cutting disc is high -speed high -hardness alloy material, and cooperation clamps the feeding structure, can carry out efficient, accurate cutting to different size metal workpiece, thereby overcome the cutting precision of prior art, the problem of big error of workpiece deviation.

[0028] The utility model sets up the protection storehouse, and is equipped with transparent observation window and dust removal system on the protection storehouse, cooperation dust catcher real -time draws and discharges the dust and chippings of cutting process, effectively improved the cleanness and visibility of cutting environment, enhanced the operation safety of operator, through the second through -groove of protection storehouse both ends, the workpiece of different length is convenient for wearing into the operation area, has promoted the scope of application, solved the deficiency of traditional device in the environmental pollution control and long workpiece feeding compatibility. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is the structural schematic diagram of the utility model;

[0030] Figure 2 It is the structural schematic diagram of the protection storehouse of the utility model;

[0031] Figure 3 It is the structural schematic diagram of the support mechanism of the utility model;

[0032] Figure 4 It is the structural schematic diagram of the push mechanism of the utility model;

[0033] Figure 5 It is Figure 4 The enlarged schematic view of A in the middle.

[0034] In the drawings, the component list represented by each sign is as follows:

[0035] 1, support mechanism;

[0036] 11, support seat;12, stand;13, rack;131, roller;14, pad;141, first through -groove;15, stopper;

[0037] 2, protective warehouse;

[0038] 21, observation window; 22, dust removal pipe; 23, second through slot;

[0039] 3, cutting mechanism;

[0040] 31, cutting machine; 32, cylinder; 33, linkage arm;

[0041] 4, push mechanism; 41, first cylinder; 42, second cylinder; 421, first push plate; 43, third cylinder; 431, second push plate. DETAILED DESCRIPTION

[0042] In order to make the purpose and advantages of the utility model more clear and obvious, the utility model is specifically described below in combination with examples. It should be understood that the following text is only used to describe one or several specific embodiments of the utility model, and does not strictly limit the protection scope of the utility model specifically requested.

[0043] Referring to Figures 1-5 A feeding mechanism for machining mechanical parts, comprising a supporting mechanism 1, the workpiece with cutting is placed on the supporting mechanism 1;

[0044] The supporting mechanism 1 is made of high-strength carbon steel material, and the overall welded structure enhances the load stability, and is suitable for supporting and positioning metal rod-shaped workpieces with a length of 100mm~600mm and a diameter of 10mm~80mm;

[0045] One end side of the supporting mechanism 1 is provided with a cutting mechanism 3, the cutting mechanism 3 is used for accurately cutting the workpiece placed on the supporting mechanism 1, the cutting machine power in the cutting mechanism 3 is 2.2kW, the rated speed is 3000rpm, and an alloy cutting piece is equipped to meet the cutting demand of different materials;

[0046] A push mechanism 4 is arranged below the cutting mechanism 3 and mounted on the supporting mechanism 1, the push mechanism 4 controls the accurate displacement of the workpiece through a multi-cylinder linkage structure, has the functions of automatic pushing, segmented positioning and clamping switching, and the pushing precision can be controlled within ±0.5mm;

[0047] A protective warehouse 2 is arranged above one end of the supporting mechanism 1, the protective warehouse 2 adopts a 5mm thick transparent polycarbonate plate closed structure, has good impact resistance and visibility, a fly-splashing and dust suction system is arranged in the protective warehouse 2, and is used for improving the operation safety and environmental cleanliness;

[0048] The cutting mechanism 3 and the push mechanism 4 are located inside the protective warehouse 2, so as to avoid the overflow of debris and dust in the machining process.

[0049] Referring to Figures 1-3The support mechanism 1 comprises a support base 11 which is an integral welded frame structure made of 80*80*4mm square steel pipes and has strong load supporting capacity;

[0050] One side of the support base 11 is provided with a placing rack 13 which is fixedly connected to the support base 11 by bolts, and the frame is made of aluminum alloy material to reduce weight and has good corrosion resistance;

[0051] The placing rack 13 is used for placing workpieces to be cut;

[0052] The inner side of the placing rack 13 is rotatably connected with eight roller shafts 131 at equal intervals along the length direction, the roller shafts 131 are made of stainless steel hollow pipes with a diameter of Φ25mm and have built-in bearings to reduce frictional resistance, each roller shaft 131 is connected with a fixed shaft seat through a shaft sleeve to facilitate smooth rolling movement of the workpiece during feeding and adapt to the conveying of workpieces of different sizes.

[0053] Referring to Figures 1-3 One side of the support base 11 is fixedly connected with a stand column 12;

[0054] The stand column 12 is made of a 100*50*3mm channel steel stand column and is welded to the support base 11 through a reinforcing rib to ensure that the structure is stable and not easy to shake during cutting;

[0055] The cutting mechanism 3 comprises a cutting machine 31 rotatably arranged on the upper end surface of the support base 11, the cutting machine 31 is a QGJ-320 type high-speed cutting machine, is provided with a Φ300mm tungsten carbide alloy saw blade and has fast and accurate cutting capacity;

[0056] The air cylinder 32 rotatably arranged on the stand column 12 is a SC50*100 standard air cylinder with a driving pressure of 0.6MPa, the telescopic end of the air cylinder 32 is rotatably connected with a linkage arm 33 which is made of aluminum alloy material and is CNC processed with a length of 220mm and is connected with the cutting machine 31 through a pin shaft to form a rotatable connection structure;

[0057] When cutting the workpiece, the air cylinder 32 pushes the linkage arm 33 to move the cutting disc on the cutting machine 31 downward along the vertical direction through the linkage arm 33, and finally accurately cuts the workpiece placed on the roller shaft 131.

[0058] Referring to Figures 4-5 The pushing mechanism 4 comprises a first air cylinder 4132 installed on the support base 11, the first air cylinder 4132 is a SC63*200 single-rod double-acting air cylinder, the cylinder body is made of aluminum alloy material, the cylinder diameter is 63mm, and the stroke is 200mm;

[0059] The telescopic end of the first cylinder 4132 is provided with a second cylinder 4232, which is an SC40x100 type and coaxially connected with the first cylinder through a connecting piece to form a composite displacement structure.

[0060] The upper end surface of the support base 11 is further provided with a third cylinder 43, which is an SC40x80 type and arranged in parallel with the second cylinder 4232, and kept stable in pushing through coplanar installation.

[0061] The three groups of cylinders work cooperatively to realize continuous pushing, clamping and positioning of the workpiece, and the overall response time of the pushing mechanism 4 is less than 0.8s.

[0062] Referring to Figures 4-5 , the telescopic end of the second cylinder 4232 is provided with a first push plate 421, which is a rectangular structure steel plate with a thickness of 10mm and a surface plastic spraying treatment for rust prevention, and is connected to the end of the piston rod of the second cylinder through a connecting piece to realize reliable transmission.

[0063] The telescopic end of the third cylinder 43 is provided with a second push plate 431, which is made of the same material as the first push plate and used to form a clamping space with the stop block 15 to fix the workpiece.

[0064] The upper end surface of the support base 11 is provided with a backing plate 14, which is made of high-strength carbon steel with a thickness of 8mm and a surface covered with a wear-resistant polyurethane layer.

[0065] A first through groove 141 is formed in the upper end surface of the backing plate 14, which has a width of 20mm and is used for the penetration operation of the push plate structure during the pushing process of the workpiece.

[0066] The upper end surface of the backing plate 14 is fixedly connected with a stop block 15, which is an integral steel block with a height of 50mm and is fixed to the backing plate 14 through bolts, and is used to limit the movement range of the workpiece and realize clamping and fixing. The stop block 15 is arranged opposite to the first push plate 421 to form a stable clamping area.

[0067] Referring to Figures 1-2 , one side of the protective cabin 2 is provided with an observation window 21, which has a size of 300mmx150mm and is made of transparent tempered glass material, so as to facilitate the operator to observe the internal state during the feeding and cutting process; the other side of the protective cabin 2 is provided with a dust exhaust pipe 22, which has a diameter of Φ60mm and is made of PVC corrosion-resistant material and connected to the cabin body through a threaded joint;

[0068] The dust exhaust pipe 22 is connected with a dust collector, which has a power of 1200W and a maximum air volume of 2.8m³ / min, and is used to timely exhaust the dust particles generated during the cutting process, effectively improving the operating environment;

[0069] The second through groove 23 is a long slot with a width of 30 mm and a length of 400 mm, which penetrates the corresponding position of the placing rack 13, so as to facilitate the long workpiece to extend from the outside to the inside of the protective bin 2 for cutting and feeding operation.

[0070] The working principle of the utility model is as follows:

[0071] When in use, the workpiece to be cut is placed on the roller shaft 131, and one end of the workpiece is extended into the inside of the protective bin 2 through the second through groove 23, and the end of the workpiece extending into the inside of the protective bin 2 is clamped between the first push plate 421 and the stop block 15, then the first cylinder 41 drives the second cylinder 42 to move towards the third cylinder 43, thereby driving the workpiece to move;

[0072] When the workpiece is moved to the predetermined position, the third cylinder 43 drives the second push plate 431 to move towards the workpiece, and the workpiece is clamped between the second push plate 431 and the stop block 15;

[0073] After the workpiece is fixed, the cylinder 32 drives the linkage arm 33, and the cutting machine 31 is driven to move towards the fixed workpiece through the linkage arm 33, and the cutting disc on the cutting machine 31 cuts the workpiece;

[0074] After cutting, the first cylinder 41 drives the second cylinder 42 to move towards the third cylinder 43, and then the above operation is repeated to drive the subsequent workpiece to the cutting position;

[0075] The dust generated in the cutting process will be discharged through the dust discharge pipe 22.

[0076] The above is only the preferred embodiment of the utility model, and it should be pointed out that for ordinary skilled persons in the art, without departing from the principle of the utility model, some improvements and decorations can be made, and these improvements and decorations should be regarded as the protection range of the utility model. The structures, devices and operation methods not specifically described and explained in the utility model are implemented according to the conventional means in the art, unless otherwise specified and limited.

Claims

1. A feeding mechanism for machining mechanical parts, characterized in that: Includes a support mechanism (1), on which the workpiece to be cut is placed; A cutting mechanism (3) is provided on one side of the support mechanism (1). The cutting mechanism (3) is used to cut the workpiece placed on the support mechanism (1). A pushing mechanism (4) is installed on the support mechanism (1) below the cutting mechanism (3). The pushing mechanism (4) is used to transport the workpiece to be cut. A protective chamber (2) is provided above one end of the support mechanism (1), and the cutting mechanism (3) and the pushing mechanism (4) are both located inside the protective chamber (2).

2. The feeding mechanism for machining mechanical parts according to claim 1, characterized in that: The support mechanism (1) includes a support base (11), and a placement rack (13) is provided on one side of the support base (11). The placement rack (13) is used to place the workpiece to be cut. The inner side of the placement rack (13) is rotatably connected with rollers (131) at equal intervals along its length direction, and the workpiece to be cut is placed on the rollers (131).

3. The feeding mechanism for machining mechanical parts according to claim 2, characterized in that: A column (12) is fixedly connected to one side of the support base (11). The cutting mechanism (3) includes a cutting machine (31) rotatably mounted on the upper surface of the support base (11) and a cylinder (32) rotatably mounted on the column (12). The telescopic end of the cylinder (32) is rotatably connected to a linkage arm (33), and the other end of the linkage arm (33) is connected to the cutting machine (31). When cutting the workpiece, the cylinder (32) pushes the linkage arm (33), and through the linkage arm (33), the cutting disc on the cutting machine (31) moves closer to the workpiece to be cut and cuts the workpiece.

4. The feeding mechanism for machining mechanical parts according to claim 2, characterized in that: The pushing mechanism (4) includes a first cylinder (41) mounted on a support base (11), and a second cylinder (42) is provided at the telescopic end of the first cylinder (41). The upper surface of the support base (11) is also provided with a third cylinder (43), which is arranged in parallel with the second cylinder (42).

5. The feeding mechanism for machining mechanical parts according to claim 4, characterized in that: The second cylinder (42) has a first push plate (421) at its telescopic end, and the third cylinder (43) has a second push plate (431) at its telescopic end. A pad (14) is provided on the upper end surface of the support base (11), and a first through groove (141) is provided on the upper end surface of the pad (14). A stop (15) is fixedly connected to the upper end face of the pad (14), and the stop (15) is set opposite to the first push plate (421).

6. The feeding mechanism for machining mechanical parts according to claim 2, characterized in that: The protective chamber (2) is provided with an observation window (21) on one side and a dust exhaust pipe (22) on the other side, with a vacuum cleaner connected to the dust exhaust pipe (22); The protective compartment (2) has a second through slot (23) through both ends, and the second through slot (23) is located on the placement rack (13).

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