CN215746729U - Cutting device of removable tool bit - Google Patents
Cutting device of removable tool bit Download PDFInfo
- Publication number
- CN215746729U CN215746729U CN202121885757.5U CN202121885757U CN215746729U CN 215746729 U CN215746729 U CN 215746729U CN 202121885757 U CN202121885757 U CN 202121885757U CN 215746729 U CN215746729 U CN 215746729U
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- mounting groove
- tool rest
- cutting
- replaceable
- movable
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Abstract
The utility model discloses a cutting device with a replaceable tool bit, which comprises a support frame, a driver, a movable tool rest, a fixed tool rest, a first tool bit, a second tool bit and an installation shaft, wherein the driver is arranged on the support frame; the cutting mechanism is formed by closely matching an installation shaft and a movable tool rest, the installation shaft is installed on the support frame, the movable tool rest and the fixed tool rest are installed on the installation shaft, a first discharging cavity is formed in the movable tool rest, a second discharging cavity is formed in the fixed tool rest, a first mounting groove is formed in the first discharging cavity, a second mounting groove is formed in the second discharging cavity, a first tool bit is installed on the first mounting groove, and a second tool bit is installed on the second mounting groove; the outer side of the movable tool rest is provided with a support arm, the upper end of the driver is hinged with the support arm, and the lower end of the driver is hinged with the support frame. This device adopts removable cutter's knife rest, can adopt the tool bit of different intensity to different cutting strength to drive arrangement's power of action point is used in on the outside support arm, realizes bigger cutting power through lever principle.
Description
Technical Field
The utility model belongs to the field of cutting equipment, and particularly relates to a cutting device with a replaceable tool bit.
Background
In industrial production, some cutting devices are involved in some cutting processes, in the current cutting devices, the cutting devices generally use integrated cutters, the replacement of the cutters is complex when the materials with different hardness are cut, the current cutting requirements for product diversification cannot be met, the integral cutters are high in overall hardness and difficult to machine, and the material cost of the cutters is high. Meanwhile, the cutting force of the current cutting device is in direct proportion to the size of the device, and the cutting device which is small in size and large in cutting force is difficult to find.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a cutting device with a replaceable cutter head and an increased acting force of a driver.
The utility model is realized by the following technical scheme:
a cutting device with a replaceable tool bit comprises a support frame, a driver, a movable tool rest, a fixed tool rest, a first tool bit, a second tool bit and an installation shaft;
the cutting mechanism is formed by closely matching the movable tool rest and the fixed tool rest, a first discharging cavity is formed in the movable tool rest, a second discharging cavity is formed in the fixed tool rest, a first mounting groove is formed in the first discharging cavity, a second mounting groove is formed in the second discharging cavity, a first tool bit is mounted on the first mounting groove, and a second tool bit is mounted on the second mounting groove;
the movable tool rest is provided with a support arm on the outer side, the upper end of the driver is hinged with the support arm, and the lower end of the driver is hinged with the support frame.
In the scheme, the first mounting groove and the first cutter head are provided with threaded holes, the first cutter head is connected with the first mounting groove through bolts, the second mounting groove and the second cutter head are provided with threaded holes, and the second cutter head is connected with the second mounting groove through bolts.
In the scheme, the fixing tool rest and the support frame are provided with corresponding through holes, and the fixing tool rest and the support frame are fixed through the positioning pins.
In the above scheme, the sleeve is installed on the installation shaft, and the movable tool rest is installed on the sleeve.
In the above scheme, the installation is epaxial to install the gasket, installs in the middle of movable tool rest and support frame.
In the above scheme, the support frame includes first L type supporting seat, second L type supporting seat, first fixed plate and second fixed plate, and first L type supporting seat and second L type supporting seat are placed relatively, through bolt fixed connection, first fixed plate fixed mounting is in first L type supporting seat upper end, and second fixed plate fixed mounting is in second L type supporting seat upper end, and the symmetry is seted up on first fixed plate and the second fixed plate and is used for the installation the through-hole of installation axle.
In the above solution, the actuator is a hydraulic cylinder.
In the scheme, the middle of the support frame is provided with an installation groove, and the movable tool rest, the fixed tool rest and the hydraulic cylinder are arranged in the installation groove.
In the above scheme, including first mounting panel and second mounting panel, first mounting panel fixed mounting is on first fixed plate, and second mounting panel fixed mounting is on the second fixed plate.
In above-mentioned scheme, the corresponding pneumatic cylinder lower extreme of first L type supporting seat lower extreme is provided with the access hole, makes things convenient for pneumatic cylinder installation and dismantlement.
The utility model has the advantages and beneficial effects that:
the cutter frame and the cutter head are split, the cutter head with high strength and the cutter frame with low strength are used on the cutting device, the cutter frame is more convenient to process and more cost-saving, meanwhile, the cutter heads with different hardness can be replaced according to the cutting requirements of materials with different strength on the premise of not replacing the cutter frame, the strength requirements of the materials are diversified currently, the cutter head is replaced only without replacing the cutter frame in industrial production more conveniently and quickly, meanwhile, due to the fact that the size of disassembled parts is small, one person can operate the cutter frame, the efficiency is improved, and meanwhile, the service life of equipment can be prolonged.
The action point of the driver acts on the support arm of the movable tool rest, the force arm of the acting force of the driver is longer, and the driver with the same power can generate larger cutting force, so that materials with higher hardness can be cut, the size and the mass of the cutting device are reduced, and the space and the production cost are saved.
Drawings
Fig. 1 is a schematic perspective view of a cutting device with replaceable cutting heads according to the present invention.
FIG. 2 is a detail view of the movable and stationary blade carriers of the replaceable-blade cutting device of the present invention.
FIG. 3 is a detail view of the stationary blade carrier of the replaceable bit cutting apparatus of the present invention.
FIG. 4 is a schematic view of the movable blade carrier assembly of the replaceable-blade cutting apparatus of the present invention.
Wherein:
1: support frame, 1-21: first L-shaped support seat, 1-22: second L type supporting seat, 2: transmission, 3: movable tool rest, 3-1: first discharge chamber, 3-2: first mounting groove, 4: fixed tool rest, 4-1: second discharge chamber, 4-2: second mounting groove, 4-3: bolt hole, 5-1: first tool bit, 5-2: second tool bit, 6: installation shaft, 7: sleeve, 8: gasket, 9-1: first arm, 9-2: second support arm, 10-1: first fixing plate, 10-2: second fixing plate, 11: first mounting plate, 12: second mounting plate, 13: access hole
For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the present invention is further described below with reference to specific examples.
Example one
Referring to the attached drawings, the cutting device with the replaceable cutter comprises a support frame 1, a driver 2, a movable cutter rest 3, a fixed cutter rest 4, a first cutter head 5-1, a second cutter head 5-2 and a mounting shaft 6.
The support frame 1 is U-shaped, and its middle part has a mounting groove, and the installation shaft 6 is horizontally and transversely installed at the top of the support frame.
The movable knife rest 3 and the fixed knife rest 4 are coaxially arranged on the mounting shaft 6, the movable knife rest 3 and the fixed knife rest 4 are positioned in the mounting groove of the U-shaped support frame 1, and the movable knife rest 3 and the fixed knife rest 4 are closely matched to form a cutting mechanism.
The movable tool rest 3 and the fixed tool rest 4 are of disc-shaped structures, a first discharging cavity 3-1 used for placing a cut workpiece is formed in the top of the movable tool rest 3, and a second discharging cavity 4-1 used for placing the cut workpiece is formed in the top of the fixed tool rest 4. In the initial state (i.e. the discharging state), the first discharging cavity 3-1 and the second discharging cavity 4-1 are aligned to form a discharging channel.
The top of the movable tool rest 3 is provided with a first mounting groove 3-2 for mounting a first tool bit 5-1, and the top of the fixed tool rest 4 is provided with a second mounting groove 4-2 for mounting a second tool bit 5-2; the first cutter head 5-1 is detachably arranged in the first mounting groove 3-2, and the second cutter head 5-2 is detachably arranged in the second mounting groove 4-2. Specifically, referring to fig. 2 and 3, the fixed cutter frame 4 and the second cutter head 5-2 are provided with corresponding bolt mounting holes, and the second cutter head 5-2 is mounted in the second mounting groove 4-2 of the fixed cutter frame 4 through a bolt; similarly, the movable tool rest 3 and the first tool bit 5-1 are also provided with corresponding bolt mounting holes, and the first tool bit 5-1 is mounted in the first mounting groove of the movable tool rest 3 through a bolt. The tool bit is small in size, the cost of using high-strength materials is low, and a workpiece with high strength can be cut. Simultaneously, when cutting the work piece of different intensity, it is also more convenient if need change the tool bit.
The fixed knife rest 4 is provided with a bolt hole 4-3, the support frame is provided with the bolt hole on one side of the fixed knife rest, and the fixed knife rest is connected and fixed on the side wall of the support frame through the bolt, so that the fixed knife rest is prevented from rotating when a workpiece is cut.
The outer side of the movable tool rest is provided with a first support arm 9-1 and a second support arm 9-2, the first support arm 9-1 and the second support arm 9-2 are arranged oppositely, a cavity is formed in the middle, and through holes are formed in the same positions of the lower ends of the first support arm 9-1 and the second support arm 9-2.
The driver is preferably a hydraulic cylinder, the hydraulic cylinder is installed in the installation groove of the support frame, a fixed hinge support is arranged in the middle of the bottom of the installation groove, a through hole is formed in the lower end of the hydraulic cylinder, and the lower end of the hydraulic cylinder is hinged to the fixed hinge support. The top end of the action rod of the hydraulic cylinder is provided with a through hole, and the top end of the action rod of the hydraulic cylinder is hinged with the support arm 9-1 and the support arm 9-2.
When the cutting machine works, a workpiece is placed into a discharging channel formed by the first discharging cavity and the second discharging cavity, the hydraulic cylinder stretches to push the support arm to drive the movable tool rest 3 to rotate around the mounting shaft 6, and the movable tool rest 3 and the fixed tool rest 4 are displaced relatively to finish cutting the workpiece. After cutting, the hydraulic press contracts, and the movable cutter rest resets to an initial state (namely a material discharging state). The hydraulic cylinder acts on the support arm of the movable tool rest, the moment of the hydraulic cylinder is increased, and the hydraulic cylinder with the same power can send out larger acting force.
Example two
The support frame comprises first L-shaped support seats 1-21 and second L-shaped support seats 1-22, bolt holes are formed in the bottom ends of the first L-shaped support seats 1-21, bolt holes are formed in the bottom ends of the second L-shaped support seats 1-22, the first L-shaped support seats 1-21 are pressed on the second L-shaped support seats 1-22 and are oppositely placed to form U-shaped mounting grooves, and the bottoms of the first L-shaped support seats and the second L-shaped support seats are fixedly connected through bolts.
The support frame comprises a first fixing plate 10-1 and a second fixing plate 10-2, a through hole is formed in the top of the first fixing plate 10-1, a through hole is formed in the top of the second fixing plate 10-2, the first fixing plate 10-1 and the second fixing plate 10-2 are coaxially mounted on a mounting shaft 6, a mounting groove is longitudinally formed in the bottom of the first fixing plate 10-1, a mounting groove is longitudinally formed in the bottom of the second fixing plate 10-2, the top of a first L-shaped support seat 1-21 is fixedly connected into the mounting groove of the first fixing plate 10-1, and the top of a second L-shaped support seat 1-22 is fixedly connected into the mounting groove of the second fixing plate 10-2.
The first fixing plate 10-1 is tightly attached to the movable tool rest 3, the second fixing plate 10-2 is tightly attached to the fixed tool rest 4, external threads are arranged at two ends of the installation shaft 6, the first fixing plate 10-1, the second fixing plate 10-2, the movable tool rest 3 and the fixed tool rest 4 are fastened on the installation shaft through nuts, the cutting precision during cutting is guaranteed, the first fixing plate 10-1 and the second fixing plate 10-2 have certain thickness and rigidity, the first fixing plate 10-1 and the second fixing plate 10-2 can be better fixedly attached to the fixed tool rest 4 and the movable tool rest 3, the situation that the cutting device is loosened after long-time work is prevented, the cutting effect is influenced, and therefore safety can be guaranteed. Thereby reducing the rigidity requirements for the first L-shaped support seat 1-21 and the second L-shaped support seat 1-22 and reducing the equipment cost.
Including sleeve pipe 7 and gasket 8 on the cutting device, sleeve pipe 7 cover is on installation axle 6, and movable knife rest 3 installs on the sleeve pipe, and the sleeve pipe is wear-resisting material, and the surface is smooth, can reduce movable knife rest 3 and the long-time work of installation axle 6 and take place wearing and tearing, and different sizes are changed easily to sleeve pipe 7 simultaneously, better cooperation installation axle 6 and movable knife rest 3. The gasket 8 is attached between the first fixing plate 10-1 and the movable tool rest 3, is made of wear-resistant materials, has a smooth surface, can reduce the abrasion of the movable tool rest and the first fixing plate 10-1, and can improve the matching size of the fixing plate and the tool rest and the cutting precision.
The cutting device also comprises a first mounting plate 11 and a second mounting plate 12, wherein a mounting groove is longitudinally formed in the outer side of the first fixing plate 10-1, a mounting groove is longitudinally formed in the outer side of the second fixing plate 10-2, the first mounting plate 11 is fixedly mounted in the mounting groove of the first fixing plate 10-1, the second mounting plate 12 is fixedly mounted in the mounting groove of the second fixing plate 10-2, through holes are formed in the first mounting plate 11 and the second mounting plate 12 and can be fixedly mounted with external equipment, and the external equipment can be a feeding device, so that the cutting device can be continuously cut, and the production efficiency is improved.
EXAMPLE III
Referring to the attached drawing 1, the positions, corresponding to the bottom of the hydraulic cylinder, of the bottoms of the first L-shaped supporting seats 1-21 are provided with the access hole 13, when the hydraulic cylinder is detached, replaced or inspected, the hydraulic cylinder can be detached and installed through the through hole in the bottom under the condition that the supporting frame does not need to be detached, time is saved, convenience is achieved, the detaching difficulty is reduced, and the working efficiency is improved.
The utility model has been described by way of example, and it is to be understood that any simple variation, modification or equivalent replacement by a person skilled in the art without resorting to the utility model without thereby departing from the spirit and scope of the utility model.
Claims (10)
1. A cutting device with a replaceable tool bit is characterized by comprising a supporting frame, a driver, a movable tool rest, a fixed tool rest, a first tool bit, a second tool bit and an installation shaft;
the cutting mechanism is formed by closely matching the movable tool rest and the fixed tool rest, a first discharging cavity is formed in the movable tool rest, a second discharging cavity is formed in the fixed tool rest, a first mounting groove is formed in the first discharging cavity, a second mounting groove is formed in the second discharging cavity, a first tool bit is mounted on the first mounting groove, and a second tool bit is mounted on the second mounting groove;
the movable tool rest is provided with a support arm on the outer side, the upper end of the driver is hinged with the support arm, and the lower end of the driver is hinged with the support frame.
2. The cutting device with replaceable cutting heads as claimed in claim 1, wherein the first mounting groove and the first cutting head are provided with threaded holes, the first cutting head is connected with the first mounting groove by bolts, the second mounting groove and the second cutting head are provided with threaded holes, and the second cutting head is connected with the second mounting groove by bolts.
3. The cutting device with the replaceable cutter head as claimed in claim 1, wherein the fixed cutter frame and the supporting frame are provided with corresponding through holes, and the fixed cutter frame and the supporting frame are fixed through positioning pins.
4. The replaceable bit cutting apparatus of claim 1 wherein the mounting shaft is fitted with a collar and the movable blade carrier is fitted on the collar.
5. The cutting device with the replaceable cutting head as claimed in claim 1, wherein the mounting shaft is provided with a gasket which is tightly attached between the movable cutter frame and the supporting frame.
6. The cutting device with the replaceable cutter head as claimed in claim 1, wherein the supporting frame comprises a first L-shaped supporting seat, a second L-shaped supporting seat, a first fixing plate and a second fixing plate, the first L-shaped supporting seat and the second L-shaped supporting seat are oppositely arranged and fixedly connected through bolts, the first fixing plate is fixedly arranged at the upper end of the first L-shaped supporting seat, the second fixing plate is fixedly arranged at the upper end of the second L-shaped supporting seat, and through holes for installing the installation shafts are symmetrically formed in the first fixing plate and the second fixing plate.
7. The replaceable bit cutting apparatus of claim 1 wherein the actuator is a hydraulic cylinder.
8. The cutting device with the replaceable cutting head as claimed in claim 1, wherein the supporting frame has a mounting groove in the middle, and the movable cutter holder, the fixed cutter holder and the driver are disposed in the mounting groove.
9. The replaceable bit cutting apparatus of claim 6 including a first mounting plate fixedly mounted on the first stationary plate and a second mounting plate fixedly mounted on the second stationary plate.
10. The cutting device with the replaceable cutter head as claimed in claim 6, wherein the lower end of the first L-shaped supporting seat is provided with an access hole corresponding to the lower end of the hydraulic cylinder, so that the hydraulic cylinder can be conveniently mounted and dismounted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121885757.5U CN215746729U (en) | 2021-08-12 | 2021-08-12 | Cutting device of removable tool bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121885757.5U CN215746729U (en) | 2021-08-12 | 2021-08-12 | Cutting device of removable tool bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215746729U true CN215746729U (en) | 2022-02-08 |
Family
ID=80074061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121885757.5U Active CN215746729U (en) | 2021-08-12 | 2021-08-12 | Cutting device of removable tool bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215746729U (en) |
-
2021
- 2021-08-12 CN CN202121885757.5U patent/CN215746729U/en active Active
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