CN211331587U - Cutting mechanism and cutting device using same - Google Patents

Abstract

The utility model discloses a cutting mechanism, including first motor, first RV speed reducer, transmission case and saw bit, first motor is connected with the transmission of transmission case input through first RV speed reducer, and the output of transmission case is located to saw bit detachably. The cutting device comprises a cutting mechanism, a feed mechanism, a rotating mechanism and a clamping mechanism. The utility model can automatically work in the whole cutting process, can improve the working efficiency, reduce the labor intensity, and can automatically adapt to various pipes with different sizes and perform adjustable cutting processing, thereby further improving the utilization rate of the cutting device; moreover, the cutting mechanism adopts the RV reducer for transmission, so that the transmission stability can be effectively improved, the situations of jumping, knife breaking and the like of the saw blade in the cutting process are prevented, the notch of the work material is smoother and smoother, and the processing quality is higher.

Description

Cutting mechanism and cutting device using same

Technical Field

The utility model relates to a cutting equipment field, in particular to cutting mechanism and cutting device.

Background

The existing cutting mechanism comprises a saw blade, a transmission gear set and a saw blade motor, wherein the saw blade is driven by the saw blade motor through the transmission of the transmission gear set.

The traditional cutting mechanism still has the following defects: 1. the gear driven by the gear set is large in fit gap, so that the saw blade is easy to break in the cutting process; 2. the cutting speed is difficult to control, the control degree is low, and the method is not suitable for modern production.

SUMMERY OF THE UTILITY MODEL

According to the utility model discloses an aspect provides cutting mechanism, including first motor, first RV speed reducer, transmission case and saw bit, first motor is connected with the transmission case input transmission through first RV speed reducer, and the output of transmission case is located to saw bit detachably.

The utility model provides a cutting mechanism, this cutting mechanism adopt first motor to drive to carry out the transmission through first RV speed reducer, transmission case, can guarantee that the saw bit can remain stable at the in-process of work, and this kind of driven mode gear piece clearance is few, can reduce the beat and the beat of saw bit cutting process, avoid the saw bit to appear collapsing sword phenomenon in cutting process, improve the life of saw bit. The utility model provides a cutting mechanism simple structure, job stabilization can prolong the life of saw bit effectively, and the practicality is strong.

In some embodiments, the first RV reducer comprises a reduction assembly, a body, the reduction assembly disposed within the body; the end of the machine body, which is close to the first motor, is provided with a first flange plate, the first motor is provided with a second flange plate, the first flange plate is connected with the second flange plate, and the driving end of the first motor is connected with the input end of the speed reduction assembly.

From this, first RV speed reducer passes through first ring flange and installs on first motor, can guarantee cutting mechanism's overall stability.

In some embodiments, a third flange plate is arranged at one end of the machine body close to the transmission case, the transmission case comprises a case body, a first transmission gear, a second transmission gear and a mounting assembly, the first transmission gear is located in the case body, the second transmission gear is arranged in the case body through the mounting assembly, the first transmission gear is meshed with the second transmission gear, the case body is connected with the third flange plate, and the first transmission gear is connected with an output end of the speed reducing assembly.

From this, first RV speed reducer passes through the third flange and is connected with the transmission case, and the transmission case adopts gear drive, can guarantee the stability of transmission case output.

In some embodiments, the mounting assembly comprises two bearing discs and a connecting shaft, the connecting shaft is mounted in the box body through the two bearing discs, the second transmission gear is sleeved on the connecting shaft, and the connecting shaft is connected with the saw blade.

From this, adopt two bearing discs to install the connecting axle, the second drive gear drives, guarantees that the connecting axle can rotate steadily.

In some embodiments, the first transmission gear and the second transmission gear are bevel gears, and the first transmission gear and the second transmission gear are vertically distributed.

Therefore, the transmission direction is changed through the transmission mode of the bevel gear set, the gap between the gears can be effectively reduced, and the transmission stability can be effectively improved.

According to the utility model discloses a another aspect still provides cutting device, including cutting mechanism, still include feed mechanism, rotary mechanism and clamping mechanism, on cutting mechanism was equipped with rotary mechanism through feed mechanism, feed mechanism was connected with the cutting mechanism drive, and rotary mechanism located clamping mechanism, feed mechanism and cutting mechanism all were located one side of clamping mechanism.

The utility model also provides a cutting device, its automatic cutting function that can realize the angle adjustability to multiple not unidimensional tubular product. The utility model discloses an automatic cutting in-process places the work material in clamping mechanism, presss from both sides tightly the work material by clamping mechanism to cut the work material by feed mechanism, rotary mechanism and cutting mechanism. The utility model discloses a cutting full automation work can improve work efficiency, alleviate behind the labour intensity, can also adapt to multiple not unidimensional tubular product automatically and carry out adjustability cutting process to further improve the utilization ratio of this device.

In some embodiments, the clamping mechanism comprises a bearing support, a sliding block, a fixed die, a movable die and a first driving part, wherein the fixed die is fixed on the bearing support, the movable die is installed on the bearing support through the sliding block, and the first driving part is in driving connection with the sliding block; the fixed die is provided with a plurality of cutter feeding grooves, and the movable die is provided with a plurality of cutter distribution grooves; the adjustment is driven by a first driving part, wherein one of the knife feeding grooves can be matched with at least one of the knife distribution grooves.

Therefore, a user can conveniently cut and process the work material by utilizing the tool feeding groove and the tool distribution groove. Moreover, the clamping device is provided with a plurality of cutter distribution grooves, and different cutter distribution grooves can be selected according to the size specification of the work material for processing. The clamping device is suitable for various work materials with different specifications, and the utilization rate of the clamping device can be further improved. Utilize this clamping device directly to press from both sides tightly the cutting end of work piece, can prevent that its work material from taking place the vibration in the cutting, promote cutting stability.

In some embodiments, the rotating mechanism includes a second motor, a second RV reducer, a turntable, and a rotating bracket, wherein a fixed end of the turntable is fixedly disposed, the rotating bracket is disposed at a driving end of the rotating mechanism, and the second motor is drivingly connected to the turntable through the second RV reducer.

Therefore, the rotary table is driven by the second motor and is driven by the second RV reducer, and the rotary table is driven by the motor to swing by positive and negative ninety degrees so as to drive the feed mechanism to swing.

In some embodiments, the feed mechanism includes a second driving member and a mounting bracket, the cutting mechanism is fixed on the mounting bracket, one end of the mounting bracket is hinged at the driving end of the rotating mechanism, one end of the second driving member is hinged at the rotating mechanism, and the other end of the second driving member is hinged with the other end of the mounting bracket.

Therefore, the second driving part is driven by the multiple mounting brackets, so that the mounting brackets can swing up and down on the rotating mechanism, and the feed function is realized.

The utility model has the advantages that: the utility model can automatically work in the whole cutting process, can improve the working efficiency, reduce the labor intensity, and can automatically adapt to various pipes with different sizes and perform adjustable cutting processing, thereby further improving the utilization rate of the cutting device; moreover, the cutting mechanism adopts the RV reducer for transmission, so that the transmission stability can be effectively improved, the situations of jumping, knife breaking and the like of the saw blade in the cutting process are prevented, the notch of the work material is smoother and smoother, and the processing quality is higher.

Drawings

Fig. 1 is a schematic perspective view of a cutting device according to an embodiment of the present invention.

Fig. 2 is a schematic perspective view of the cutting apparatus shown in fig. 1.

Fig. 3 is a schematic perspective view of a cutting mechanism in the cutting device shown in fig. 1.

Fig. 4 is an exploded perspective view of the cutting mechanism of fig. 3.

Fig. 5 is a perspective view of a clamping mechanism of the cutting device shown in fig. 1.

Reference numbers in the figures: 0-machine table, 1-cutting mechanism, 11-first motor, 111-second flange plate, 12-first RV reducer, 121-speed reducing component, 122-machine body, 1221-first flange plate, 1222-third flange plate, 13-transmission box, 131-box body, 132-first transmission gear, 133-second transmission gear, 134-mounting component, 1341-bearing plate, 1342-connecting shaft, 14-saw blade, 2-rotating mechanism, 21-second motor, 22-second RV reducer, 23-rotating disc, 24-rotating bracket, 3-feeding mechanism, 31-second driving component, 32-mounting bracket, 33-pressurizing cylinder, 34-travel control component, 341-control rod, 342-limiting block-342, 343-contact block, 4-clamping mechanism, 41-fixed die, 411-feed slot, 411 a-first positive slot, 411 b-first flat slot, 411 d-first negative slot, 42-movable die, 421-distribution slot, 421 a-second positive slot, 421 b-second flat slot, 421 c-second negative slot, 43-first driving piece, 44-bearing bracket and 45-sliding block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1-2 schematically show according to the utility model discloses an embodiment's cutting device, including cutting mechanism 1, still include board 0, feed mechanism 3, rotary mechanism 2 and clamping mechanism 4, clamping mechanism 4 locates on board 0, and rotary mechanism 2 locates on board 0, and cutting mechanism 1 is equipped with rotary mechanism 2 through feed mechanism 3 on, and feed mechanism 3 is connected with cutting mechanism 1 drive, and rotary mechanism 2 locates on clamping mechanism 4, and feed mechanism 3 and cutting mechanism 1 all are located one side of clamping mechanism 4.

The utility model also provides a cutting device, its automatic cutting function that can realize the angle adjustability to multiple not unidimensional tubular product. The utility model discloses an automatic cutting in-process places the work material in clamping mechanism 4, presss from both sides tightly the work material by clamping mechanism 4 to cut the work material by feed mechanism 3, rotary mechanism 2 and cutting mechanism 1. The utility model discloses a cutting full automation work can improve work efficiency, alleviate behind the labour intensity, can also adapt to multiple not unidimensional tubular product automatically and carry out adjustability cutting process to further improve the utilization ratio of this device.

Referring to fig. 3-4, the cutting mechanism 1 includes a first motor 11, a first RV reducer 12, a transmission case 13, and a saw blade 14. The first motor 11 is in transmission connection with the input end of the transmission case 13 through the first RV reducer 12, that is, the driving end of the first motor 11 is connected with the input end of the first RV reducer 12, and the output end of the first RV reducer 12 is connected with the input end of the transmission case 13; the saw blade 14 is detachably arranged at the output end of the transmission case 13, and the saw blade 14 is detachably mounted by a chuck.

The utility model provides a cutting mechanism 1, this cutting mechanism 1 adopts first motor 11 to drive to carry out the transmission through first RV speed reducer 12, transmission case 13, can guarantee that saw bit 14 can remain stable at the in-process of work, and this kind of driven mode gear spare clearance is few, can reduce the beat and the beat of 14 cutting processes of saw bit, avoids saw bit 14 to appear collapsing sword phenomenon in cutting process, improves the life of saw bit 14. The utility model provides a cutting mechanism 1 simple structure, job stabilization can prolong the life of saw bit 14 effectively, and the practicality is strong.

With reference to fig. 4, the first RV reducer 12 includes a reduction assembly 121 and a machine body 122, wherein the reduction assembly 121 is disposed in the machine body 122; the end of the body 122 close to the first motor 11 is provided with a first flange 1221, the first motor 11 is provided with a second flange 111, the first flange 1221 is connected with the second flange 111, and the driving end of the first motor 11 is connected with the input end of the speed reduction assembly 121. First RV speed reducer 12 is installed on first motor 11 through first ring flange 1221, can guarantee cutting mechanism 1's overall stability.

With reference to fig. 4, a third flange 1222 is disposed at one end of the body 122 close to the transmission case 13, the transmission case 13 includes a case 131, a first transmission gear 132, a second transmission gear 133 and a mounting assembly 134, the first transmission gear 132 is located in the case 131, the second transmission gear 133 is disposed in the case 131 through the mounting assembly 134, the first transmission gear 132 is engaged with the second transmission gear 133, the case 131 is connected to the third flange 1222, and the first transmission gear 132 is connected to an output end of the reduction assembly 121. First RV speed reducer 12 is connected with transmission case 13 through third flange 1222, and transmission case 13 adopts gear drive, can guarantee the stability of transmission case 13 output.

Referring to fig. 4, the mounting assembly 134 includes two bearing disks 1341 and a connecting shaft 1342, the connecting shaft 1342 is mounted in the box 131 through the two bearing disks 1341, the second driving gear 133 is sleeved on the connecting shaft 1342, and the connecting shaft 1342 is connected to the saw blade 14. Two bearing discs 1341 are adopted to mount the connecting shaft 1342, and the second transmission gear 133 transmits the power to ensure that the connecting shaft 1342 can rotate stably.

Referring to fig. 4, the first transmission gear 132 and the second transmission gear are bevel gears, and the first transmission gear 132 and the second transmission gear 133 are vertically disposed. The transmission direction is changed through the transmission mode of the bevel gear set, the gap between the gears can be effectively reduced, and the transmission stability can be effectively improved.

Referring to fig. 5, the clamping mechanism 4 includes a bearing support 44, a sliding block 45, a fixed mold 41, a movable mold 42 and a first driving member 43, the bearing support 44 is fixed on the machine table 0, the fixed mold 41 is fixed on the bearing support 44, the movable mold 42 is mounted on the bearing support 44 through the sliding block 45, and the first driving member 43 is in driving connection with the sliding block 45; a plurality of knife feeding grooves 411 are arranged on the fixed die 41, and a plurality of knife distribution grooves 421 are arranged on the movable die 42; the adjustment is driven by the first drive member 43, wherein one of the knife inlet slots 411 can cooperate with at least one of the knife distribution slots 421.

The user can conveniently cut the work material by using the tool feeding groove 411 and the tool distribution groove 421. Moreover, the clamping device is provided with a plurality of tool distribution grooves 421, and different tool distribution grooves 421 can be selected according to the size specification of the work material for processing. The clamping device is suitable for various work materials with different specifications, and the utilization rate of the clamping device can be further improved. Utilize this clamping device directly to press from both sides tightly the cutting end of work piece, can prevent that its work material from taking place the vibration in the cutting, promote cutting stability.

With reference to fig. 5, the knife feeding grooves 411 are respectively a first positive knife groove 411a, a first flat knife groove 411b and a first negative knife groove 411d, the knife configuring grooves 421 are respectively a plurality of second positive knife grooves 421a, a plurality of second flat knife grooves 421b and a plurality of second negative knife grooves 421c, the first positive knife groove 411a is matched with any one of the second positive knife grooves 421a, the first flat knife groove 411b is matched with the second flat knife groove 421b, and the first negative knife groove 411d is matched with any one of the second negative knife grooves 421 c.

With reference to fig. 5, in the present embodiment, the first positive sipe 411a and the second positive sipe 421a are positive 45-degree groove bodies, the first flat sipe 411b is a 0-degree groove body, and the first negative sipe 411d and the second negative sipe 421c are negative 45-degree groove bodies; the two second positive sipes 421a and the two second negative sipes 421c are both two, the two second positive sipes 421a are distributed in parallel and have a distance, and the two second negative sipes 421c are also distributed in parallel and have a distance. When the first driving member 43 is driven in the positive direction, the first positive cutter groove 411a can be matched with one of the second positive cutter grooves 421a, and the first negative cutter groove 411d can be matched with one of the second negative cutter grooves 421 c; when the first driving member 43 is driven in the opposite direction, the first positive cutter groove 411a can be matched with another second positive cutter groove 421a, and the first negative cutter groove 411d can be matched with another second negative cutter groove 421 c; the first flat blade groove 411b can be always engaged with the second flat blade groove 421b regardless of the forward and reverse driving of the first driving member 43. The clamping device in the embodiment can be suitable for processing pipes with two different sizes, and can cut the pipes at three different angles.

Referring to fig. 2, the rotating mechanism 2 includes a second motor 21, a second RV reducer 22, a turntable 23 and a rotating bracket 24, a fixed end of the turntable 23 is fixedly disposed and located in a clearance between the machine table 0 and the weighing rack, the rotating bracket 24 is disposed at a driving end of the rotating mechanism 2, and the second motor 21 is drivingly connected to the turntable 23 through the second RV reducer 22. The turntable 23 is driven by a second motor 21 and is driven by a second RV reducer 22, and the turntable 23 is driven by the motor to swing plus and minus ninety degrees, so that the feed mechanism 3 is driven to swing.

Referring to fig. 2, the feeding mechanism 3 includes a second driving member 31 and a mounting bracket 32, the cutting mechanism 1 is fixed on the mounting bracket 32, one end of the mounting bracket 32 is hinged to the driving end of the rotating mechanism 2, one end of the second driving member 31 is hinged to the rotating mechanism 2, and the other end of the second driving member 31 is hinged to the other end of the mounting bracket 32. The second driving member 31 is driven by the mounting bracket 32, so that the mounting bracket 32 swings up and down on the rotating mechanism 2, thereby realizing the feed function.

With reference to fig. 2, the feeding mechanism 3 further includes a stroke control assembly 34, the stroke control assembly 34 includes a control rod 341 and a limiting block 342, one end of the control rod 341 is hinged to the mounting bracket 32, the limiting block 342 is fixed to the mounting bracket 32, a limiting hole matched with the control rod 341 is formed in the limiting block 342, two adjustable contact blocks 343 are arranged on the control rod 341, and the two contact blocks 343 are respectively located above and below the limiting block 342.

In this embodiment, the first driving member 43 and the second driving member 31 are both an air cylinder, an oil cylinder, a servo motor, etc., wherein the first driving member 43 is provided with a pressure cylinder 33 for pressurizing, so as to ensure the stability of the feeding mechanism 3. The first motor 11 and the second motor 21 are both servo motors, and the control is more accurate. The movable dies 42 of the device are provided with a plurality of matched movable dies 42, the distances of the plurality of second positive knife grooves 421a distributed in parallel in different movable dies 42 are different, and the distances of the plurality of second negative knife grooves 421c distributed in parallel in different movable dies 42 are also different. Namely, if the pipe with other dimensions needs to be processed, the movable die 42 can be replaced.

The whole processing flow of the device adopts automatic programming control, and the automatic production can be carried out by inputting processing data at the controller. The specific processing flow of the device is as follows:

s1, feeding: the pipe is input into the working end of the clamping mechanism 4, namely between the movable die 42 and the fixed die 41.

S2, clamping: the pipe falls into the clamping rack, the first driving piece 43 drives the movable die 42 to approach the fixed die 41, and the movable die 42 and the fixed die 41 are matched to clamp the pipe.

S3, cutting: the rotating mechanism 2 drives the feed mechanism 3 to rotate, so as to drive the cutting mechanism 1 to rotate; the second driving piece 31 of the feed mechanism 3 extends out to drive the mounting bracket 32 to swing, so that the cutting mechanism 1 on the mounting bracket 32 feeds downwards; the cutting end of the cutting mechanism 1 is engaged with one of the knife feed slots 411 to complete the cut.

S4, discharging: and loosening the clamping mechanism 4, and taking out the work material.

The cutting device described above is only one application of the cutting mechanism 1, and the cutting mechanism 1 can also be applied to other cutting devices, such as longitudinal, transverse, etc.

The utility model has the advantages that: the utility model can automatically work in the whole cutting process, can improve the working efficiency, reduce the labor intensity, and can automatically adapt to various pipes with different sizes and perform adjustable cutting processing, thereby further improving the utilization rate of the cutting device; moreover, the cutting mechanism 1 adopts the RV reducer for transmission, so that the transmission stability can be effectively improved, the situations of jumping, knife breakage and the like of the saw blade 14 in the cutting process are prevented, the cut of the work material is smoother and smoother, and the processing quality is higher.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (9)

1. Cutting mechanism, its characterized in that, including first motor (11), first RV speed reducer (12), transmission case (13) and saw bit (14), first motor (11) are connected with transmission case (13) input transmission through first RV speed reducer (12), the output of transmission case (13) is located to saw bit (14) detachably.

2. The cutting mechanism according to claim 1, wherein the first RV reducer (12) comprises a reduction assembly (121), a body (122), the reduction assembly (121) being disposed within the body (122); the motor is characterized in that one end, close to a first motor (11), of the motor body (122) is provided with a first flange plate (1221), the first motor (11) is provided with a second flange plate (111), the first flange plate (1221) is connected with the second flange plate (111), and the driving end of the first motor (11) is connected with the input end of the speed reduction assembly (121).

3. The cutting mechanism according to claim 2, wherein a third flange plate (1222) is arranged at one end of the machine body (122) close to the transmission case (13), the transmission case (13) comprises a case body (131), a first transmission gear (132), a second transmission gear (133) and a mounting assembly (134), the first transmission gear (132) is located in the case body (131), the second transmission gear (133) is arranged in the case body (131) through the mounting assembly (134), the first transmission gear (132) is meshed with the second transmission gear (133), the case body (131) is connected with the third flange plate (1222), and the first transmission gear (132) is connected with an output end of the speed reduction assembly (121).

4. The cutting mechanism according to claim 3, wherein the mounting assembly (134) comprises two bearing disks (1341) and a connecting shaft (1342), the connecting shaft (1342) is mounted in the box body (131) through the two bearing disks (1341), the second transmission gear (133) is sleeved on the connecting shaft (1342), and the connecting shaft (1342) is connected with the saw blade (14).

5. The cutting mechanism according to claim 3, wherein the first transmission gear (132) and the second transmission gear are bevel gears, and the first transmission gear (132) and the second transmission gear (133) are vertically distributed.

6. The cutting device comprises the cutting mechanism (1) as claimed in any one of claims 1 to 5, and is characterized by further comprising a feed mechanism (3), a rotating mechanism (2) and a clamping mechanism (4), wherein the cutting mechanism (1) is arranged on the rotating mechanism (2) through the feed mechanism (3), the feed mechanism (3) is in driving connection with the cutting mechanism (1), the rotating mechanism (2) is arranged on the clamping mechanism (4), and the feed mechanism (3) and the cutting mechanism (1) are both positioned on one side of the clamping mechanism (4).

7. The cutting device according to claim 6, characterized in that the clamping mechanism (4) comprises a bearing support (44), a slide block (45), a fixed die (41), a movable die (42) and a first driving part (43), wherein the fixed die (41) is fixed on the bearing support (44), the movable die (42) is installed on the bearing support (44) through the slide block (45), and the first driving part (43) is in driving connection with the slide block (45); a plurality of knife feeding grooves (411) are formed in the fixed die (41), and a plurality of knife distribution grooves (421) are formed in the movable die (42); the adjustment is driven by the first driving part (43), wherein one of the knife inlet grooves (411) can be matched with at least one knife distribution groove (421).

8. The cutting device according to claim 6, wherein the rotating mechanism (2) comprises a second motor (21), a second RV reducer (22), a rotating disc (23) and a rotating bracket (24), the fixed end of the rotating disc (23) is fixedly arranged, the rotating bracket (24) is arranged at the driving end of the rotating mechanism (2), and the second motor (21) is in driving connection with the rotating disc (23) through the second RV reducer (22).

9. The cutting device according to claim 6, characterized in that the feed mechanism (3) comprises a second driving member (31) and a mounting bracket (32), the cutting mechanism (1) is fixed on the mounting bracket (32), one end of the mounting bracket (32) is hinged at the driving end of the rotating mechanism (2), one end of the second driving member (31) is hinged at the rotating mechanism (2), and the other end of the second driving member (31) is hinged at the other end of the mounting bracket (32).

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