阅读说明：本技术 一种滚塑油箱加工用自动化旋转设备 (Rotational moulding oil tank processing is with automatic rotary equipment ) 是由 施华伟 于 2021-09-02 设计创作，主要内容包括：本发明涉及滚塑油箱加工技术领域,具体的说是一种滚塑油箱加工用自动化旋转设备,包括支撑板、稳定机构和旋转传动机构,稳定机构和旋转传动机构均置于两个支撑板之间,两个支撑板之间固定连接有支撑柱,两个支撑柱对称设置,两个支撑板之间连接有加工模箱,加工模箱置于支撑柱中部的正上方,支撑柱两端外壁贴合环,且贴合环与支撑柱的外壁固定连接,贴合环外壁中部套设有导向环,导向环与贴合环外壁固定连接,导向环中部开设有支撑槽,支撑槽中部设有支撑转轮,该旋转设备能够方便快捷的拆卸和更换,同时转动过程中能够避免出现卡顿现象,使得滚塑油箱的壁厚度更加均匀,提高了滚塑油箱的生产质量。(The invention relates to the technical field of rotational molding oil tank processing, in particular to an automatic rotating device for rotational molding oil tank processing, which comprises support plates, a stabilizing mechanism and a rotating transmission mechanism, wherein the stabilizing mechanism and the rotating transmission mechanism are arranged between the two support plates, a support column is fixedly connected between the two support plates, the two support columns are symmetrically arranged, a processing mold box is connected between the two support plates, the processing mold box is arranged right above the middle part of the support column, the outer walls of the two ends of the support column are attached with a ring, the attaching ring is fixedly connected with the outer wall of the support column, the middle part of the outer wall of the attaching ring is sleeved with a guide ring, the guide ring is fixedly connected with the outer wall of the attaching ring, a support groove is formed in the middle part of the guide ring, a support rotating wheel is arranged in the middle part of the support groove, the rotating device can be conveniently and quickly detached and replaced, meanwhile, the phenomenon of blocking can be avoided in the rotating process, so that the wall thickness of the rotational molding oil tank is more uniform, the production quality of the rotational molding oil tank is improved.)

1. The utility model provides a rotational moulding oil tank processing is with automatic rotating equipment which characterized in that: the device comprises supporting plates (1), a stabilizing mechanism (3) and a rotary transmission mechanism (6), wherein the stabilizing mechanism (3) and the rotary transmission mechanism (6) are arranged between the two supporting plates (1), supporting columns (5) are fixedly connected between the two supporting plates (1), the two supporting columns (5) are symmetrically arranged, a processing mold box (2) is connected between the two supporting plates (1), and the processing mold box (2) is arranged right above the middle parts of the two supporting columns (5);

support column (5) both ends outer wall cover is equipped with laminating ring (31), and the outer wall fixed connection of laminating ring (31) and support column (5), laminating ring (31) outer wall middle part cover is equipped with guide ring (32), guide ring (32) and laminating ring (31) outer wall fixed connection, support groove has been seted up at guide ring (32) middle part, support groove middle part is equipped with support runner (33), support runner (33) rotate to be connected between supporting groove both sides wall, laminating ring (31) both sides are equipped with spacing crown plate (34), the outer wall at support column (5) is established to spacing crown plate (34) cover, and the outer wall fixed connection of spacing crown plate (34) and support column (5).

2. The automatic rotating equipment for machining the rotational molding oil tank as claimed in claim 1, wherein: spacing ring board (34) and laminating are equipped with joint ring (35) between ring (31), and joint ring (35) cover is established at the outer wall of support column (5), and the outer wall swing joint of joint ring (35) and support column (5), joint ring (35) outer wall fixedly connected with joint board (36).

3. The automatic rotating equipment for machining the rotational molding oil tank as claimed in claim 2, wherein: draw-in plate (36) one side is equipped with mounting groove (371), and inside connecting axle (372) that is equipped with of mounting groove (371), connecting axle (372) and mounting groove (371) sliding connection, connecting axle (372) are arranged in the outside one end fixedly connected with stabilizing wheel (37) of mounting groove (371).

4. The automatic rotating equipment for machining the rotational molding oil tank as claimed in claim 3, wherein the automatic rotating equipment comprises: still be equipped with in mounting groove (371) and promote board (373), promote board (373) and arrange connecting axle (372) in and keep away from one side of joint ring (35), promote board (373) and mounting groove (371) sliding connection, and promote board (373) and connecting axle (372) support tightly the setting.

5. The automatic rotating equipment for machining the rotational molding oil tank as claimed in claim 4, wherein the automatic rotating equipment comprises: and a pushing spring (374) is arranged between the pushing plate (373) and the mounting groove (371), one end of the pushing spring (374) is fixedly connected to the side wall of the mounting groove (371), and the other end of the pushing spring (374) is fixedly connected to the middle of the side wall of the pushing plate (373).

6. The automatic rotating equipment for machining the rotational molding oil tank as claimed in claim 1, wherein: the utility model discloses a motor, including backup pad (1), backup pad (1) lateral wall fixedly connected with first motor (4), the outer wall of backup pad (1) is run through to the output of first motor (4), and the output of first motor (4) is rotated with the outer wall of backup pad (1) and is connected, the output fixedly connected with telescopic shaft (41) of first motor (4), the telescopic end fixedly connected with transmission piece (42) of telescopic shaft (41).

7. The automatic rotating equipment for machining the rotational molding oil tank as claimed in claim 6, wherein: rotatory drive mechanism (6) are including drive ring (61), support transfer line (64) and driving disc (65), the one end of drive ring (61) inner wall fixed connection support transfer line (64), and a plurality of support transfer lines (64) are along drive ring (61) inner wall evenly distributed, and the other end fixed connection of support transfer line (64) is at the outer wall of driving disc (65), and the both ends of the lateral wall middle part and processing mould case (2) of two driving discs (65) are rotated and are connected.

8. The automatic rotating equipment for machining the rotational molding oil tank as claimed in claim 7, wherein: the opposite side that processing mould case (2) was kept away from in driving plate (65) is equipped with drive groove (66), and a plurality of drive grooves (66) are along driving plate (65) lateral wall edge evenly distributed, and the protrusion end and the drive groove (66) cooperation setting of driving block (42).

9. The automatic rotating equipment for machining the rotational molding oil tank as claimed in claim 8, wherein: the outer wall of the transmission ring (61) is provided with a guide groove (63), the guide ring (32) is arranged in the guide groove (63), the outer wall of the guide ring (32) is in contact with the inner wall of the guide groove (63), and the supporting rotating wheel (33) is rotatably connected with the bottom of the guide ring (32).

10. The automated rotating equipment for machining the rotational molding oil tank as claimed in claim 9, wherein: and stabilizing grooves (62) are formed in two sides of the transmission ring (61), the stabilizing wheels (37) are arranged in the stabilizing grooves (62), and the guide ring (32) is rotationally connected with the inner walls of the stabilizing grooves (62).

Technical Field

The invention relates to the technical field of rotational molding oil tank processing, in particular to automatic rotating equipment for rotational molding oil tank processing.

Background

The rotational molding oil tank is widely applied to storage and transportation of oil products, and has the following advantages: the thin wall is even, can highly integrate, and has excellent performances such as high durability, shock resistance, tear resistance, puncture resistance.

Large-scale rotational moulding oil tank is in process of production, need heat and at the uniform velocity rotate processing mould case, make the raw materials of preparation rotational moulding oil tank evenly adhere to the inner wall at processing mould case through processing mould case pivoted centrifugal force, at the uniform velocity rotate and make rotational moulding oil tank outer wall thickness more even, but in the course of working, the phenomenon of rocking may appear in the rotating equipment, influence the degree of consistency in rotational moulding oil tank wall forming process, reduce the production quality of rotational moulding oil tank, influence the normal life of rotational moulding oil tank, when automatic rotating equipment appears damaging, it is comparatively loaded down with trivial details to dismantle the process, and seriously influence the production of rotational moulding oil tank.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides automatic rotating equipment for machining a rotational molding oil tank.

The technical scheme adopted by the invention for solving the technical problems is as follows: an automatic rotating device for machining a rotational molding oil tank comprises supporting plates, a stabilizing mechanism and a rotating transmission mechanism, wherein the stabilizing mechanism and the rotating transmission mechanism are arranged between the two supporting plates, supporting columns are fixedly connected between the two supporting plates and are symmetrically arranged, a machining mold box is connected between the two supporting plates and is arranged right above the middle parts of the two supporting columns;

the outer wall cover in support column both ends is equipped with the laminating ring, and the outer wall fixed connection of laminating ring and support column, laminating ring outer wall middle part cover is equipped with the guide ring, guide ring and laminating ring outer wall fixed connection, the support groove has been seted up to guide ring inside, support groove middle part is equipped with the support runner, the support runner rotates to be connected between supporting groove both sides wall, laminating ring both sides are equipped with the spacing ring board, the outer wall at the support column is established to the spacing ring board cover, and the outer wall fixed connection of spacing ring board and support column.

Specifically, be equipped with the joint ring between spacing ring board and the laminating ring, the joint ring overlaps to be established at the outer wall of support column, and the joint ring rotates with the outer wall of support column to be connected, joint ring outer wall fixedly connected with joint board.

Specifically, joint board one side is equipped with the mounting groove, and the inside connecting axle that is equipped with of mounting groove, connecting axle and mounting groove sliding connection, the outside one end fixedly connected with stabilizer wheel of mounting groove is arranged in to the connecting axle.

Specifically, still be equipped with the slurcam in the mounting groove, the slurcam is arranged in one side that the joint ring was kept away from to the connecting axle, slurcam and mounting groove sliding connection, and the slurcam supports tightly the setting with the connecting axle.

Specifically, be equipped with between catch plate and the mounting groove and push away tight spring, push away tight spring one end fixed connection at the mounting groove lateral wall, push away the other end fixed connection of tight spring and at the lateral wall middle part of catch plate.

Specifically, the outer wall of backup pad is run through to the output of first motor, and the output of first motor is connected with the outer wall rotation of backup pad, the output fixedly connected with telescopic shaft of first motor, the telescopic end fixedly connected with transmission piece of telescopic shaft.

Concretely, rotatory drive mechanism includes driving ring, support transfer line and driving disc, and driving ring inner wall fixed connection supports the one end of transfer line, and a plurality of support transfer lines are along driving ring inner wall evenly distributed, and support transfer line's other end fixed connection is at the outer wall of driving disc, and the lateral wall middle part of two driving discs is rotated with the both ends of processing mould case and is connected.

Specifically, the opposite side that the processing mould case was kept away from to the driving plate is equipped with the driving groove, and a plurality of driving grooves are along driving plate lateral wall edge evenly distributed, and the protrusion end and the driving groove cooperation of driving block set up.

Specifically, the transmission ring outer wall is equipped with the guide way, and the guide way is arranged in to the guide ring, and guide ring outer wall and guide way inner wall contact, support the runner and be connected with guide ring bottom rotation.

Specifically, the two sides of the transmission ring are provided with stabilizing grooves, stabilizing wheels are arranged in the stabilizing grooves, and the guide ring is rotationally connected with the inner walls of the stabilizing grooves.

The invention has the beneficial effects that:

(1) according to the automatic rotating equipment for machining the rotational molding oil tank, the guide ring slides with the inner wall of the guide groove, the guide ring has limiting and guiding effects on the transmission ring, the support rotating wheel has a supporting effect on the transmission ring, the transmission ring is guaranteed to be smoother in the rotating process, the phenomenon of blocking and stopping in the rotating process of the transmission ring is avoided, the wall thickness of the rotational molding oil tank is guaranteed to be more uniform when the equipment is used for producing the rotational molding oil tank, the production quality of the rotational molding oil tank is improved, and meanwhile, the qualified filtration and the service life of the rotational molding oil tank are improved.

(2) According to the automatic rotating equipment for machining the rotational molding oil tank, the clamping ring is pushed to enable the clamping ring to move along the outer wall of the support column in the direction away from the transmission ring, the clamping ring synchronously drives the stabilizing wheels to be separated from the stabilizing grooves at two ends of the transmission ring, rapid disassembly is achieved, replacement and installation of new rotating equipment are convenient and rapid, replacement and maintenance time is saved, and production efficiency is improved.

(3) According to the automatic rotating equipment for machining the rotational molding oil tank, the clamping plates on the two sides play a role in stabilizing the transmission ring, so that the phenomenon that the transmission ring shakes is avoided, the transmission ring ensures that the transmission disc is more stable in the process of driving the machining die box, the wall thickness of the rotational molding oil tank is more uniform when the equipment is used for producing the rotational molding oil tank, and the quality of products is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic perspective view of an automatic rotating device for machining a rotational molding oil tank provided by the invention.

Fig. 2 is a schematic perspective view of the stabilizing mechanism 3 according to the present invention.

Fig. 3 is a connection diagram of the snap ring and the snap plate provided by the present invention.

FIG. 4 is a connection diagram of the position of the pushing spring and the pushing plate according to the present invention.

Fig. 5 is a perspective view of a rotary drive mechanism provided by the present invention.

In the figure: 1. a support plate; 2. processing a mould box; 3. a stabilizing mechanism; 31. fitting a ring; 32. a guide ring; 33. supporting the rotating wheel; 34. a limit ring plate; 35. a snap ring; 36. a clamping and connecting plate; 37. a stabilizing wheel; 371. mounting grooves; 372. a connecting shaft; 373. a push plate; 374. pushing the spring tightly; 4. a first motor; 41. a telescopic shaft; 42. a transmission block; 5. a support pillar; 6. a rotation transmission mechanism; 61. a drive ring; 62. a stabilizing slot; 63. a guide groove; 64. a support transmission rod; 65. a drive plate; 66. a transmission groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-5, an automatic rotating device for machining a rotational molding oil tank comprises support plates 1, a stabilizing mechanism 3 and a rotating transmission mechanism 6, wherein the stabilizing mechanism 3 and the rotating transmission mechanism 6 are arranged between the two support plates 1, support columns 5 are fixedly connected between the two support plates 1, the two support columns 5 are symmetrically arranged, a machining mold box 2 is connected between the two support plates 1, and the machining mold box 2 is arranged right above the middle parts of the two support columns 5;

the outer walls of two ends of a supporting column 5 are sleeved with the fitting rings 31, the fitting rings 31 are fixedly connected with the outer walls of the supporting column 5, the middle part of the outer wall of the fitting ring 31 is sleeved with the guide ring 32, the guide ring 32 is fixedly connected with the outer wall of the fitting ring 31, the middle part of the guide ring 32 is provided with the supporting groove, the middle part of the supporting groove is provided with the supporting runner 33, the supporting runner 33 is rotatably connected between two side walls of the supporting groove, two sides of the fitting ring 31 are provided with the limit ring plates 34, the limit ring plates 34 are sleeved on the outer wall of the supporting column 5, and the limit ring plates 34 are fixedly connected with the outer wall of the supporting column 5, the processing mold box 2 can be ensured to be more stable in the rotating process by arranging the stabilizing mechanism 3, the processing and rotating process is smoother, the wall thickness of the rotational molding oil tank is ensured to be more uniform, the production quality of the rotational molding oil tank is improved, the qualified filtration and the service life of the rotational molding oil tank are improved, the processing mold box 2 is uniformly rotated in the erecting process by arranging the rotational transmission mechanism 6, meanwhile, when the rotary device is damaged, the rotary device can be quickly disassembled, the new rotary device can be conveniently and quickly replaced and installed, the replacement and maintenance time is saved, and the production efficiency is improved.

Specifically, be equipped with joint ring 35 between spacing ring board 34 and the laminating ring 31, joint ring 35 cover is established at the outer wall of support column 5, and joint ring 35 and support column 5's outer wall swing joint, joint ring 35 outer wall fixedly connected with joint board 36, joint ring 35 can move along support column 5's outer wall, also can rotate along support column 5's outer wall simultaneously, joint ring 35 is in the outer wall removal in-process along support column 5, spacing ring board 3 plays limiting displacement to joint ring 345.

Specifically, joint board 36 one side is equipped with mounting groove 371, and inside being equipped with connecting axle 372 of mounting groove 371, connecting axle 372 and mounting groove 371 sliding connection, connecting axle 372 arrange the outside one end fixedly connected with stabilizing wheel 37 of mounting groove 371 in, and stabilizing wheel 37 drives connecting axle 372 and rotates in step at the rotation in-process, and connecting axle 372 can slide in mounting groove 371, and connecting axle 372 slides the in-process in mounting groove 371, drives stabilizing wheel 37 simultaneously and moves.

Specifically, still be equipped with in mounting groove 371 and promote board 373, promote board 373 and arrange in the connecting axle 372 and keep away from the one side of joint ring 35, promote board 373 and mounting groove 371 sliding connection, and promote board 373 and connecting axle 372 support tightly the setting, promote board 373 and connecting axle 372 and be in the contact state.

Specifically, a pushing spring 374 is arranged between the pushing plate 373 and the mounting groove 371, one end of the pushing spring 374 is fixedly connected to the side wall of the mounting groove 371, the other end of the pushing spring 374 is fixedly connected to the middle of the side wall of the pushing plate 373, and the pushing plate 373 and the connecting shaft 372 are pushed by the pushing spring 374 to be in a tightly abutting state.

Specifically, 1 lateral wall fixedly connected with of backup pad 4, the outer wall of backup pad 1 is run through to the output of first motor 4, and the output of first motor 4 is connected with the outer wall rotation of backup pad 1, the output fixedly connected with telescopic shaft 41 of first motor 4, the telescopic end fixedly connected with transmission piece 42 of telescopic shaft 41 opens first motor 4, the output of first motor 4 drives telescopic shaft 41 synchronous rotation, the flexible end of telescopic shaft 41 can extend and shorten.

Specifically, rotary transmission mechanism 6 includes drive ring 61, support transfer line 64 and driving disc 65, the one end of drive ring 61 inner wall fixed connection support transfer line 64, a plurality of support transfer lines 64 are along drive ring 61 inner wall evenly distributed, the other end fixed connection of support transfer line 64 is at the outer wall of driving disc 65, the lateral wall middle part of two driving discs 65 rotates with the both ends of processing mould case 2 and is connected, drive disc 65 drives support transfer line 64 simultaneously and rotates at the rotation in-process, driving disc 65 drives drive ring 61 synchronous rotation through support transfer line 64.

Specific, the opposite side that processing mould case 2 was kept away from to driving plate 65 is equipped with driving groove 66, a plurality of driving grooves 66 are along driving plate 65 lateral wall edge evenly distributed, the protrusion end and the driving groove 66 cooperation of driving block 42 set up, at the during operation, the flexible end of control telescopic shaft 41, make telescopic shaft 41's flexible end extension, telescopic shaft 41's flexible end promotes driving block 42 to being close to driving plate 65 direction motion, driving block 42's protrusion end gets into in driving groove 66, realize the high-speed joint, this rotary equipment appears damaging unable normal during operation, the end is contracted to the spirit through control telescopic shaft 41 and is brought back drive driving block 42 to keeping away from driving plate 65 direction motion, make driving block 42 and driving groove 66 separation.

Specifically, the outer wall of the transmission ring 61 is provided with a guide groove 63, the guide ring 32 is arranged in the guide groove 63, the outer wall of the guide ring 32 is in contact with the inner wall of the guide groove 63, the bottom of the support rotating wheel 33 is rotatably connected with the bottom of the guide ring 32, the guide ring 32 slides along the inner wall of the guide groove 63, the guide ring 32 plays a limiting and guiding role on the transmission ring 61, the support rotating wheel 33 supports the transmission ring 61, and meanwhile, the transmission ring 61 is ensured to be smoother in the rotating process.

Specifically, the stabilizing grooves 62 are arranged on two sides of the transmission ring 61, the stabilizing wheels 37 are arranged in the stabilizing grooves 62, the guide ring 32 is rotatably connected with the inner wall of the stabilizing groove 62, the stabilizing wheels 37 and the inner wall of the stabilizing groove 62 are in a butting state through the sliding of the connecting shaft 372 along the mounting groove 371, the shaking phenomenon of the transmission ring 61 in the rotating process is further ensured, the wall thickness of the rotational molding oil tank is further ensured to be more uniform when the rotational molding oil tank is produced by equipment, the production quality of the rotational molding oil tank is improved, meanwhile, the qualified filter and the service life of the rotational molding oil tank are improved, the clamping ring 35 is pushed, the clamping ring 35 moves towards the direction far away from the transmission ring 61 along the outer wall of the support column 5, the clamping ring 35 synchronously drives the stabilizing wheels 37 to be separated from the stabilizing grooves 62 at two ends of the transmission ring 61 through the clamping plates 36, the quick disassembly is realized, the new rotating equipment is convenient and quick to replace and install, and the replacement maintenance time is saved, the production efficiency is improved.

The working principle is that when the rotational molding oil tank is produced, a proper amount of raw materials are added into the processing mold box 2, the extension of the telescopic end of the telescopic shaft 41 is controlled, the telescopic end of the telescopic shaft 41 is controlled to push the transmission block 42 to move towards the direction close to the transmission disc 65, the protruding end of the transmission block 42 enters the transmission groove 66, the protruding end of the transmission block 42 is clamped with the transmission groove 66, the first motor 4 is started, the output end of the first motor 4 drives the telescopic shaft 41 to rotate, the telescopic shaft 41 drives the transmission disc 65 to synchronously rotate through the transmission groove 66 in the rotating process, the transmission disc 65 drives the processing mold box 2 to synchronously rotate in the rotating process, the raw materials for manufacturing the rotational molding oil tank are uniformly attached to the inner wall of the rotational molding oil tank in the rotating process of the processing mold box 2, the manufacturing of the rotational molding oil tank is realized, the transmission disc 65 drives the support transmission rod 64 to rotate simultaneously in the rotating process, the transmission disc 65 drives the support transmission rod 64 to synchronously rotate the ring 61, the transmission ring 61 supports the rotating wheel 33 to rotate along the inner wall of the guide groove 63 in the rotating process, the guide ring 32 slides along the inner wall of the guide groove 63, the guide ring 32 has limiting and guiding effects on the transmission ring 61, the support rotating wheel 33 has a supporting effect on the transmission ring 61, the transmission ring 61 is ensured to be smoother in the rotating process, the blocking phenomenon in the rotating process of the transmission ring 61 is avoided, the wall thickness of the rotational molding oil tank is ensured to be more uniform when the rotational molding oil tank is produced by equipment, the production quality of the rotational molding oil tank is improved, the qualified filtration and the service life of the rotational molding oil tank are improved simultaneously, the transmission ring 61 is stabilized by the clamping plates 36 on the two sides, the shaking phenomenon of the transmission ring 61 is avoided, the transmission plate 65 is ensured to be more stable in the processing process of driving the mold box 2 by the transmission ring 61, and therefore the rotational molding oil tank is ensured to be produced by the equipment, the wall thickness of the rotational molding oil tank is more uniform, the production quality of the rotational molding oil tank is improved, the qualified filtration and the service life of the rotational molding oil tank are improved, the driving ring 61 rotates, the stabilizing wheels 37 rotate in the stabilizing grooves 62 formed in the two sides of the driving ring 61, meanwhile, the pushing springs 374 push the pushing plates 373 to enable the pushing plates 373 to be in a contact state with the connecting shaft 372, the connecting shaft 372 slides along the mounting groove 371, the stabilizing wheels 37 and the inner walls of the stabilizing grooves 62 are in a butting state, the shaking phenomenon of the driving ring 61 in the rotating process is further guaranteed, the wall thickness of the rotational molding oil tank is further uniform when equipment is used for producing the rotational molding oil tank, the production quality of the rotational molding oil tank is improved, and the qualified filtration and the service life of the rotational molding oil tank are improved;

when this rotary equipment appears damaging unable normal during operation, the end of god's shrinkage through control telescopic shaft 41 is retrieved and is driven transmission piece 42 to keeping away from drive disc 65 direction motion, make transmission piece 42 and the separation of transmission groove 66, promote joint ring 35, make joint ring 35 along the 5 outer walls of support column to the direction motion of keeping away from transmission ring 61, joint ring 35 drives the stable groove 62 separation at stabilizer wheel 37 and transmission ring 61 both ends through joint plate 36 in step, realize quick dismantlement, change the new rotary equipment convenient and fast of installation, the change maintenance duration has been practiced thrift, and the production efficiency is improved.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.