CN108544267B - Vertebral lamina rongeur adds clamping apparatus - Google Patents
Vertebral lamina rongeur adds clamping apparatus Download PDFInfo
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- CN108544267B CN108544267B CN201810669088.4A CN201810669088A CN108544267B CN 108544267 B CN108544267 B CN 108544267B CN 201810669088 A CN201810669088 A CN 201810669088A CN 108544267 B CN108544267 B CN 108544267B
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- 241000283984 Rodentia Species 0.000 title claims abstract description 28
- 238000003754 machining Methods 0.000 claims abstract description 49
- 238000003825 pressing Methods 0.000 claims description 36
- 238000002684 laminectomy Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a machining clamp for a vertebral plate rongeur, which comprises a machine tool workbench, a four-axis dividing disc, a right handle clamping device, a left handle upper machining clamping device, a left handle lower machining clamping device and a cover plate machining clamping device; the right handle clamping device is used for processing a right handle of the vertebral plate rongeur; the upper processing clamping device of the left handle is used for processing the upper part of the left handle of the vertebral plate rongeur; the processing clamping device at the lower part of the left handle is used for processing the lower part of the left handle of the vertebral plate rongeur; the cover plate processing and clamping device is used for processing the cover plate of the vertebral plate rongeur. The invention clamps a plurality of workpieces at one time, which is equivalent to centralized clamping of the workpieces, so that the clamping time is reduced compared with the prior clamping of one workpiece at one time, the prior method needs to clamp eight times, and the prior centralized clamping can be realized; when in assembly, only the parts are assembled in a one-to-one correspondence mode according to the complete sets during processing, and the assembly success rate of the parts is high.
Description
Technical Field
The invention relates to the technical field of clamps, in particular to a machining clamp for a vertebral plate rongeur.
Background
Three major parts of the vertebral plate rongeur: cover plate, left handle, right handle. In the production and addition of the vertebral plate rongeur parts, the three parts have high precision requirements, are easy to deform, have high machining and matching precision of all parts, and have various types of machined part products. The CNC machining process plays a key role in the quality and assembly of the product. Therefore, the precision of the working procedure and the reliability of the production process are improved. Has great influence on the production cost and the production time of enterprises.
The existing processing method designs different clamps according to each product, and each part needs to be rough processed and then finish processed before the product is processed, and each procedure needs to be clamped for many times. Thus, because of different specifications of products, a clamp is required to be made for each specification. The precision of the manufacture of the clamp must meet the angle requirements of the product or be higher than the product. When producing multiple specification parts, need to prepare multiple anchor clamps, and every change part needs to change frock again. This results in an increase in production cost and a decrease in production efficiency. And because of multiple clamping processing, the processing precision and the matching precision of each part are affected.
The machining tool which is universal, can be used for machining three parts of the vertebral plate rongeur through one-time clamping and can be used for adjusting the size specification is designed, and is a necessary requirement of enterprises.
Disclosure of Invention
Technical problem to be solved
The invention aims to solve the problems of increasing production cost and reducing production efficiency due to the fact that a plurality of fixtures are needed to be prepared and the fixture is needed to be replaced for each part when parts with various specifications are produced in the prior art, and the defects that the machining precision and the matching precision of each part are affected due to repeated clamping and machining are overcome.
Technical proposal
In order to solve the technical problems, the invention provides a machining clamp for a vertebral plate rongeur, which comprises a machine tool workbench, a four-axis dividing disc, a right handle clamping device, a left handle upper machining clamping device, a left handle lower machining clamping device and a cover plate machining clamping device; the right handle clamping device is used for processing a right handle of the vertebral plate rongeur; the upper processing clamping device of the left handle is used for processing the upper part of the left handle of the vertebral plate rongeur; the processing clamping device at the lower part of the left handle is used for processing the lower part of the left handle of the vertebral plate rongeur; the cover plate processing and clamping device is used for processing a cover plate of the vertebral plate rongeur; the right handle clamping device, the left handle upper processing clamping device, the left handle lower processing clamping device and the cover plate processing clamping device are all arranged on the bridge plate of the four-axis dividing disc; the four-axis dividing disc is fixedly arranged on the machine tool workbench.
Preferably, the right handle clamping device comprises a first self-centering floating clamping device, a transverse hard limit clamping device, a first adjustable hard limit clamping device, a second self-centering floating clamping device, a second adjustable hard limit clamping device and a third self-centering floating clamping device; the first self-centering floating clamping device, the transverse hard limiting clamping device, the first adjustable hard limiting clamping device, the second self-centering floating clamping device, the second adjustable hard limiting clamping device and the third self-centering floating clamping device are sequentially and fixedly installed on the bridge plate.
Preferably, the first self-centering floating clamping device, the second self-centering floating clamping device and the third self-centering floating clamping device have the same structure, and the second self-centering floating clamping device comprises a first base, a first clamping jaw, a second clamping jaw, a first bolt and a first locking screw; the first base is fixedly arranged on the bridge plate; the first clamping jaw and the second clamping jaw are respectively arranged at the upper end and the lower end of the first base, and the first base, the first clamping jaw and the second clamping jaw are fixed through the first bolt; one side of the first clamping jaw and one side of the second clamping jaw are hinged with the first base; the first locking screw penetrates through the first base to be matched with the first bolt, so that the first bolt is completely fixed.
Preferably, the transverse hard limit clamping device comprises a second base, a first cushion block, a first supporting block, a locking block, a second locking screw and a third clamping jaw; the second base is fixedly arranged on the bridge plate; the first cushion block is fixedly arranged at the upper end of the second base; the first supporting block is fixedly arranged at the upper end of the first cushion block; the locking block is fixedly arranged on the first supporting block; the second locking screw and the third clamping jaw are fixed at the upper end of the second base in a matched mode.
Preferably, the first adjustable hard limit clamping device and the second adjustable hard limit clamping device have the same structure, and the first adjustable hard limit clamping device comprises a third base, a second cushion block, a second supporting block, a third clamping jaw, a second bolt and a third locking screw; the third base is fixedly arranged on the bridge plate; the second cushion block is fixedly arranged on the third base; the second supporting block is fixedly arranged on the second cushion block; the third clamping jaw and the third locking screw are fixed at one side of the upper end of the third base in a matched mode; the second bolt is matched with the nut, and the second bolt penetrates through the second supporting block to be in contact with the right handle.
Preferably, the upper processing clamping device of the left handle comprises a first bottom plate, a first workpiece mounting supporting plate, a first floating supporting cylinder, a first pressing plate and a second pressing plate; the first bottom plate is fixedly arranged on the bridge plate; the first pressing plate and the second pressing plate are respectively and fixedly arranged on the first workpiece mounting supporting plate; the first floating support cylinder is fixedly arranged on the bridge plate; the left handle is arranged at the upper parts of the first floating supporting cylinder, the first pressing plate and the second pressing plate; the first workpiece mounting support plate is fixedly mounted at the upper end of the first bottom plate.
Preferably, the lower processing clamping device of the left handle comprises a second bottom plate, a second workpiece mounting bracket, a second floating support cylinder, a fourth pressing plate and a third pressing plate; the second bottom plate and the second floating support cylinder are fixedly arranged on the bridge plate; the second workpiece mounting bracket is fixedly mounted on the second bottom plate; the fourth pressing plate and the third pressing plate are fixedly arranged on the second workpiece mounting bracket; the left handle is arranged in the groove of the second workpiece mounting bracket and at the upper end of the second floating support cylinder; the left handle is fixed by the fourth pressing plate and the third pressing plate.
Preferably, the cover plate processing clamping device comprises a left-right adjustable floating support device, a first adjustable fixed support device, a floating support device, a second adjustable fixed support device and a transverse limiting device; the left-right adjustable floating support device, the first adjustable fixed support device, the floating support device, the second adjustable fixed support device and the transverse limiting device are all fixed on the bridge plate; the left-right adjustable floating support device comprises a fourth base, a third bolt, a fifth clamping jaw, a fourth locking screw and a sixth clamping jaw; the fourth base is fixed on the bridge plate; fixing the fourth base, the fifth clamping jaw and the sixth clamping jaw together through the third bolt; the fourth locking screw penetrates through the fourth base to be in contact with the third bolt, so that the third bolt is fixed; one side of the fifth clamping jaw and one side of the sixth clamping jaw are also hinged and matched with the fourth base.
Preferably, the first adjustable fixed supporting device and the second adjustable fixed supporting device have the same structure, and the first adjustable fixed supporting device comprises a fifth base, a third cushion block, a third supporting block, a seventh clamping jaw, a fourth bolt and a fifth locking screw; the fifth base is fixedly arranged on the bridge plate; the third cushion block is fixedly arranged on the fifth base; the third supporting block is fixedly arranged on the third cushion block; the seventh clamping jaw and the fifth locking screw are fixed at one side of the upper end of the fifth base in a matched mode; the fourth bolt is matched with the nut, and the fourth bolt penetrates through the third supporting block to be in contact with the right handle.
Preferably, the floating support device comprises a sixth base, a fourth cushion block, a fourth support block, an eighth clamping jaw and a sixth locking screw; the sixth base is fixedly arranged on the bridge plate 3; the fourth cushion block is fixedly arranged on the sixth base; the fourth supporting block is fixedly arranged on the fourth cushion block; the eighth clamping jaw and the sixth locking screw are fixed at one side of the upper end of the sixth base in a matched mode; the transverse limiting device comprises a seventh base and a fifth bolt, and the seventh base is fixedly arranged on the bridge plate; the fifth bolt and the nut are matched and arranged at the upper end of the seventh base, and the other end of the fifth bolt is in contact with the right handle.
The beneficial effects are as follows: the machining clamp for the vertebral plate rongeur disclosed by the invention has the advantages that as a plurality of workpieces are clamped once, the clamping time is reduced compared with the clamping time of one workpiece at the previous time, the clamping time is required to be eight times in the previous method, and the clamping is required to be performed at the current time in a concentrated way.
Three parts of two sets of vertebral plate rongeurs are processed through one-time clamping, each set of parts is processed in a one-to-one correspondence mode, and when the parts are assembled, the parts are assembled in a one-to-one correspondence mode according to the set in the process of processing, so that the assembly success rate of the parts is high.
The machining method has the advantages that a plurality of workpieces are machined through one clamping, the tool setting reference on the machine tool is uniform during machining of all parts, and the machining process reference on the clamp is uniform during CNC machining of all the parts, so that the matching precision of all the parts after machining is higher.
The utilization rate of the machine tool is higher, and the tool changing time, the tool setting time and the machine tool idle running time of a plurality of common tools are reduced.
All parts are positioned and clamped by adopting blank surfaces, and the one-time clamping processing is completed without rough processing and processing of positioning references.
The tool is used for machining the workpiece, and the one-time clamping of various key parts of the same product is completed, so that the abrasion loss of machining tools of various parts of the same product is small, and the machining precision and the part assembly precision are guaranteed.
Drawings
FIG. 1 is a schematic view of a laminectomy clamp working jig of the present invention;
FIG. 2 is a top view of a laminectomy clamp working jig of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1A;
FIG. 4 is a schematic structural view of a second self-centering floating clamp device;
FIG. 5 is a schematic view of a transverse hard stop clamp;
FIG. 6 is a schematic view of a first adjustable hard stop clamp device;
FIG. 7 is a schematic view of the upper processing clamping device of the left handle;
FIG. 8 is a schematic view of the structure of the left handle lower machining clamping device;
FIG. 9 is an enlarged view of a portion of B in FIG. 1;
FIG. 10 is a schematic view of a left and right adjustable floating support;
FIG. 11 is a schematic structural view of a first adjustable fixed support device;
FIG. 12 is a schematic view of the structure of the floating support;
fig. 13 is a schematic structural view of the lateral limiting device.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the embodiment, two groups of right handle clamping devices 4, left handle upper processing clamping devices 5, left handle lower processing clamping devices 6 and cover plate processing clamping devices 7 are arranged on the bridge plate 3; the clamping of multiple workpieces at one time is realized, which is equivalent to the centralized clamping of the workpieces.
As shown in fig. 1 and 2, the machining fixture of the laminectomy forceps of the invention comprises a machine tool workbench 1, a four-axis index plate 2, a right handle clamping device 4, a left handle upper machining clamping device 5, a left handle lower machining clamping device 6 and a cover plate machining clamping device 7; the right handle clamping device 4 is used for processing a right handle 14 of the vertebral plate rongeur; the upper processing clamping device 5 of the left handle is used for processing the upper part of the left handle 15 of the vertebral lamina rongeur; the lower processing clamping device 6 of the left handle is used for processing the lower part of the left handle 15 of the vertebral plate rongeur; the cover plate processing clamping device 7 is used for processing a cover plate 16 of the vertebral plate rongeur; the right handle clamping device 4, the left handle upper processing clamping device 5, the left handle lower processing clamping device 6 and the cover plate processing clamping device 7 are all arranged on the bridge plate 3 of the four-axis index plate 2; the four-axis index plate 2 is fixedly arranged on the machine tool workbench 1 by screws.
As shown in fig. 3, the right handle grip device 4 includes a first self-centering floating grip device 8, a lateral hard limit grip device 9, a first adjustable hard limit grip device 10, a second self-centering floating grip device 11, a second adjustable hard limit grip device 12, and a third self-centering floating grip device 13; the first self-centering floating clamping device 8, the transverse hard limit clamping device 9, the first adjustable hard limit clamping device 10, the second self-centering floating clamping device 11, the second adjustable hard limit clamping device 12 and the third self-centering floating clamping device 13 are fixedly mounted on the bridge plate 3 in sequence.
As shown in fig. 4, the first self-centering floating clamp device 8, the second self-centering floating clamp device 11 and the third self-centering floating clamp device 13 have the same structure, and the second self-centering floating clamp device 11 includes a first base 111, a first clamping jaw 112, a second clamping jaw 113, a first bolt 114 and a first locking screw 115; the first base 111 is fixedly installed on the bridge plate 3 by bolts; the first clamping jaw 112 and the second clamping jaw 113 are respectively arranged at the upper end and the lower end of the first base 111, and the first base 111, the first clamping jaw 112 and the second clamping jaw 113 are fixed through the first bolt 114; one side of the first clamping jaw 112 and the second clamping jaw 113 is hinged with the first base 111; the first locking screw 115 passes through the first base 111 to be engaged with the first bolt 114, so that the first bolt 114 is completely fixed.
As shown in fig. 5, the transverse hard limit clamping device 9 comprises a second base 91, a first cushion block 92, a first supporting block 93, a locking block 94, a second locking screw 95 and a third clamping jaw 96; the second base 91 is fixedly installed on the bridge plate 3 by using screws; the first cushion block 92 is fixedly installed at the upper end of the second base 91 by using a screw; the first supporting block 93 is fixedly installed at the upper end of the first cushion block 92 by using a screw; the locking block 94 is fixedly installed on the first supporting block 93 by using a screw; the second locking screw 95 and the third clamping jaw 96 are cooperatively fixed at the upper end of the second base 91.
As shown in fig. 6, the first adjustable hard limit clamping device 10 and the second adjustable hard limit clamping device 12 have the same structure, and the first adjustable hard limit clamping device 10 includes a third base 101, a second cushion block 102, a second supporting block 103, a third clamping jaw 104, a second bolt 105 and a third locking screw 106; the third base 101 is fixedly arranged on the bridge plate 3 by bolts; the second cushion block 102 is fixedly installed on the third base 101 by using screws; the second supporting block 103 is fixedly installed on the second cushion block 102 by using screws; the third clamping jaw 104 and the third locking screw 106 are fixed on one side of the upper end of the third base 101 in a matching way; the second bolt 105 is engaged with the nut, and the second bolt 105 is contacted with the right handle 14 through the second support block 103.
As shown in fig. 7, the left handle upper machining clamping device 5 comprises a first bottom plate 51, a first workpiece mounting pallet 52, a first floating support cylinder 53, a first pressing plate 54 and a second pressing plate 55; the first bottom plate 51 is fixedly installed on the bridge plate 3 by bolts; the first pressing plate 54 and the second pressing plate 55 are respectively and fixedly installed on the first workpiece installation supporting plate 52 by bolts; the first floating support cylinder 53 is fixedly installed on the bridge plate 3 by using screws; the left handle 15 is arranged on the upper parts of the first floating support cylinder 53, the first pressing plate 54 and the second pressing plate 55; the first workpiece mounting pallet 52 is fixedly mounted on the upper end of the first base plate 51 by screws.
The left handle 15, the first pressing plate 54, the second pressing plate 55 and the first workpiece mounting pallet 52 form an integral structure.
As shown in fig. 8, the left handle lower machining clamping device 6 includes a second bottom plate 61, a second work mounting bracket 62, a second floating support cylinder 63, a fourth pressure plate 64, and a third pressure plate 65; the second bottom plate 61 and the second floating support cylinder 63 are fixedly mounted on the bridge plate 3 by screws; the second workpiece mounting bracket 62 is fixedly mounted on the second bottom plate 61 by a screw; the fourth pressing plate 64 and the third pressing plate 65 are fixedly mounted on the second workpiece mounting bracket 62 by screws; the left handle 15 is arranged in the groove of the second workpiece mounting bracket 62 and at the upper end of the second floating support cylinder 63; the fourth and third pressure plates 64 and 65 fix the left handle 15.
The fourth pressure plate 64, the third pressure plate 65, the second workpiece mounting bracket 62, and the left handle 15 form an integral structure.
As shown in fig. 9, the cover plate processing clamping device 7 comprises a left adjustable floating support device 17, a right adjustable fixed support device 18, a floating support device 19, a second adjustable fixed support device 20 and a transverse limiting device 21; the left and right adjustable floating support device 17, the first adjustable fixed support device 18, the floating support device 19, the second adjustable fixed support device 20 and the transverse limiting device 21 are all fixed on the bridge plate 3;
As shown in fig. 10, the left-right adjustable floating support 17 includes a fourth base 171, a third bolt 172, a fifth clamping jaw 173, a fourth locking screw 174, and a sixth clamping jaw 175; the fourth base 171 is fixed to the bridge plate 3 by screws; fixing the fourth base 171, the fifth jaw 173, and the sixth jaw 175 together by the third bolt 172; the fourth locking screw 174 passes through the fourth base 171 to contact the third bolt 172, so that the third bolt 172 is fixed; one side of the fifth jaw 173 and the sixth jaw 175 are also hingedly coupled to the fourth base 171.
As shown in fig. 11, the first adjustable fixed support device 18 and the second adjustable fixed support device 20 have the same structure, and the first adjustable fixed support device 18 includes a fifth base 181, a third cushion block 182, a third support block 183, a seventh clamping jaw 184, a fourth bolt 185, and a fifth locking screw 186; the fifth base 181 is fixedly installed on the bridge plate 3 by using screws; the third cushion block 182 is fixedly mounted on the fifth base 181 by a screw; the third supporting block 183 is fixedly mounted on the third cushion block 182 by a screw; the seventh clamping jaw 184 and the fifth locking screw 186 are fixed on one side of the upper end of the fifth base 181 in a matching manner; the fourth bolt 185 is engaged with the nut, and the fourth bolt 185 is contacted with the right handle 14 through the third support block 183.
As shown in fig. 12, the floating support 19 includes a sixth base 191, a fourth pad 192, a fourth support block 193, an eighth jaw 194, and a sixth locking screw 195; the sixth base 191 is fixedly mounted on the bridge plate 3 by screws; the fourth pad 192 is fixedly mounted on the sixth base 191 by a screw; the fourth supporting block 193 is fixedly mounted on the fourth pad 192 by a screw; the eighth clamping jaw 194 and the sixth locking screw 195 are fixed on one side of the upper end of the sixth base 191 in a matching manner;
As shown in fig. 13, the transverse limiting device 21 includes a seventh base 211 and a fifth bolt 212, and the seventh base 211 is fixedly mounted on the bridge plate 3 by a screw; the fifth bolt 212 is disposed at the upper end of the seventh base 211 in cooperation with a nut, and the other end of the fifth bolt 212 is in contact with the right handle 14.
When the right handle clamping device 4 clamps, a workpiece is firstly abutted against the transverse hard limit clamping device 9, the first adjustable hard limit clamping device 10 and the second adjustable hard limit clamping device 12, and then the transverse hard limit clamping device 9, the first adjustable hard limit clamping device 10 and the second adjustable hard limit clamping device 12 are respectively locked, so that the workpiece positioning is completed. The first self-centering floating clamp device 8, the second self-centering floating clamp device 11 and the third self-centering floating clamp device 13 are then tightened with a prescribed torque, respectively.
When the left handle upper processing clamping device 5 and the left handle lower processing clamping device 6 are clamped, firstly, the left handle 15 part is mounted on the workpiece mounting support plate 62 during the previous working procedure of the machine tool, the fourth pressing plate 64 and the third pressing plate 65 are locked, and after the previous working procedure part is processed, the assembly of the mounted left handle 15 is mounted on the clamp and the screw is locked. The second floating support cylinder 63 is then locked after the adjusting screw is loosened.
When the cover plate machining clamping device 7 is used for clamping, a workpiece is abutted against the transverse limiting device 21, the first adjustable fixed supporting device 18 and the second adjustable fixed supporting device 20 during installation, and screws are screwed; the left and right adjustable float support 17 and float support 19 are then tightened with a prescribed torque.
Because of clamping a plurality of workpieces at one time, the clamping time is reduced compared with the prior clamping of one workpiece at one time, the prior method needs to clamp eight times, and the prior clamping is realized at one time.
Three parts of two sets of vertebral plate rongeurs are processed through one-time clamping, each set of parts is processed in a one-to-one correspondence mode, and when the parts are assembled, the parts are assembled in a one-to-one correspondence mode according to the set in the process of processing, so that the assembly success rate of the parts is high.
The machining method has the advantages that a plurality of workpieces are machined through one clamping, the tool setting reference on the machine tool is uniform during machining of all parts, and the machining process reference on the clamp is uniform during CNC machining of all the parts, so that the matching precision of all the parts after machining is higher.
The utilization rate of the machine tool is higher, and the tool changing time, the tool setting time and the machine tool idle running time of a plurality of common tools are reduced.
All parts are positioned and clamped by adopting blank surfaces, and the one-time clamping processing is completed without rough processing and processing of positioning references.
The tool is used for machining the workpiece, and the one-time clamping of various key parts of the same product is completed, so that the abrasion loss of machining tools of various parts of the same product is small, and the machining precision and the part assembly precision are guaranteed.
From the clamping unit of each part, respectively:
The first adjustable hard limit clamping device 10 and the second adjustable hard limit clamping device 12 in the right handle clamping device 4 can be used for adjusting the Z axis direction (20 mm range) of the machine tool and the Y axis direction (20 mm range) of the machine tool, so that the clamping of parts can be realized only by adjusting the first adjustable hard limit clamping device 10 and the second adjustable hard limit clamping device 12 when parts with one specification are replaced during processing. The covering of parts with various specifications and different thicknesses and widths is realized.
The first self-centering floating clamping device 8, the second self-centering floating clamping device 11 and the third self-centering floating clamping device 13 in the right handle clamping device 4 can move left and right, so that the right handle clamping device can clamp various specifications of the right handle 14, and can realize the machining of parts with various specifications within the length range of 150-290.
In the right handle clamping device 4, the first self-centering floating clamping device 8, the second self-centering floating clamping device 11 and the third self-centering floating clamping device 13 are all designed in a self-centering way at the upper tooth part and the lower tooth part, so that the thickness of a part can be clamped at 3 parts in an auxiliary way according to the actual thickness of a workpiece. Therefore, the workpiece is not easy to vibrate in the processing process, and the processed surface has high roughness and good precision.
8 Workpiece mounting support plates are designed in the left handle upper processing clamping device 5 and the left handle lower processing clamping device 6, and the 8 workpiece mounting support plates are high-precision interchangeable parts, so that workers can mount the parts on the workpiece mounting support plates when the machine tool processes the previous procedure. And (5) carrying out quick die change when the machine tool is processed. The idea greatly improves the clamping efficiency.
The clamping devices 5 and 6 at the upper and lower parts of the left handle are positioned by adopting a cavity, so that the clamping rigidity is very good.
The part floating auxiliary supporting pieces in the left handle upper part processing clamping device 5 and the left handle lower part processing clamping device 6 adopt elastic mechanisms, and can be automatically adjusted along with different thicknesses of workpieces, so that the workpieces with different thicknesses are effectively supported, the rigidity of part processing positions is improved, and the phenomenon of cutter yielding during processing is avoided.
The first adjustable fixed supporting device 18 and the second adjustable fixed supporting device 20 in the cover plate processing clamping device 7 can be freely adjusted in the Z-axis direction of the machine tool within 20mm and the Y-axis direction of the machine tool within 20mm, so that the clamping of parts can be realized only by adjusting the first adjustable fixed supporting device 18 and the second adjustable fixed supporting device 20 when parts with one specification are replaced during processing. The full coverage of different specifications of the thickness and the width of the part is realized.
The left-right adjustable floating supporting device 17 in the cover plate processing clamping device 7 can move left and right, so that the cover plate processing clamping device can clamp various specifications of a right handle, and can realize the processing of parts with various specifications within the length range.
In summary, the above-described embodiments are not intended to be limiting embodiments of the present invention, and modifications and equivalent variations, which are within the spirit and scope of the present invention, will be within the technical scope of the present invention.
Claims (9)
1. The utility model provides a vertebral plate rongeur adds clamping apparatus which characterized in that: the device comprises a machine tool workbench (1), a four-axis index plate (2), a right handle clamping device (4), a left handle upper part machining clamping device (5), a left handle lower part machining clamping device (6) and a cover plate machining clamping device (7);
The right handle clamping device (4) is used for processing a right handle (14) of the vertebral plate rongeur; the upper processing clamping device (5) of the left handle is used for processing the upper part of the left handle (15) of the vertebral lamina rongeur; the clamping device (6) is used for machining the lower part of the left handle (15) of the vertebral lamina rongeur; the cover plate processing and clamping device (7) is used for processing a cover plate (16) of the vertebral plate rongeur;
The right handle clamping device (4), the left handle upper processing clamping device (5), the left handle lower processing clamping device (6) and the cover plate processing clamping device (7) are all arranged on the bridge plate (3) of the four-axis index plate (2); the four-axis dividing disc (2) is fixedly arranged on the machine tool workbench (1);
the right handle clamping device (4) comprises a first self-centering floating clamping device (8), a transverse hard limit clamping device (9), a first adjustable hard limit clamping device (10), a second self-centering floating clamping device (11), a second adjustable hard limit clamping device (12) and a third self-centering floating clamping device (13);
The first self-centering floating clamping device (8), the transverse hard limit clamping device (9), the first adjustable hard limit clamping device (10), the second self-centering floating clamping device (11), the second adjustable hard limit clamping device (12) and the third self-centering floating clamping device (13) are fixedly mounted on the bridge plate (3) in sequence;
The first self-centering floating clamping device (8), the second self-centering floating clamping device (11) and the third self-centering floating clamping device (13) are identical in structure, and the second self-centering floating clamping device (11) comprises a first base (111), a first clamping jaw (112), a second clamping jaw (113), a first bolt (114) and a first locking screw (115);
The first base (111) is fixedly arranged on the bridge plate (3); the first clamping jaw (112) and the second clamping jaw (113) are respectively arranged at the upper end and the lower end of the first base (111), and the first base (111), the first clamping jaw (112) and the second clamping jaw (113) are fixed through the first bolt (114); one side of the first clamping jaw (112) and the second clamping jaw (113) is hinged with the first base (111); the first locking screw (115) passes through the first base (111) to be matched with the first bolt (114), so that the first bolt (114) is completely fixed;
The transverse hard limit clamping device (9) comprises a second base (91), a first cushion block (92), a first supporting block (93), a locking block (94), a second locking screw (95) and a third clamping jaw (96);
The second base (91) is fixedly arranged on the bridge plate (3); the first cushion block (92) is fixedly arranged at the upper end of the second base (91); the first supporting block (93) is fixedly arranged at the upper end of the first cushion block (92); the locking block (94) is fixedly arranged on the first supporting block (93); the second locking screw (95) and the third clamping jaw (96) are fixed at the upper end of the second base (91) in a matching way;
The first adjustable hard limit clamping device (10) and the second adjustable hard limit clamping device (12) have the same structure, and the first adjustable hard limit clamping device (10) comprises a third base (101), a second cushion block (102), a second supporting block (103), a fourth clamping jaw (104), a second bolt (105) and a third locking screw (106);
The third base (101) is fixedly arranged on the bridge plate (3); the second cushion block (102) is fixedly arranged on the third base (101); the second supporting block (103) is fixedly arranged on the second cushion block (102); the fourth clamping jaw (104) and the third locking screw (106) are fixed on one side of the upper end of the third base (101) in a matching way; the second bolt (105) is matched with the nut, and the second bolt (105) passes through the second supporting block (103) to be in contact with the right handle (14).
2. The laminectomy forceps working clamp of claim 1, wherein: the left handle upper processing clamping device (5) comprises a first bottom plate (51), a first workpiece mounting supporting plate (52), a first floating supporting cylinder (53), a first pressing plate (54) and a second pressing plate (55);
The first bottom plate (51) is fixedly arranged on the bridge plate (3); the first pressing plate (54) and the second pressing plate (55) are respectively and fixedly arranged on the first workpiece mounting supporting plate (52); the first floating support cylinder (53) is fixedly arranged on the bridge plate (3); the left handle (15) is arranged at the upper parts of the first floating supporting cylinder (53), the first pressing plate (54) and the second pressing plate (55); the first workpiece mounting support plate (52) is fixedly mounted at the upper end of the first bottom plate (51).
3. The laminectomy forceps working clamp of claim 1, wherein: the left handle lower processing clamping device (6) comprises a second bottom plate (61), a second workpiece mounting bracket (62), a second floating support cylinder (63), a fourth pressing plate (64) and a third pressing plate (65);
The second bottom plate (61) and the second floating support cylinder (63) are fixedly arranged on the bridge plate (3); the second workpiece mounting bracket (62) is fixedly mounted on the second bottom plate (61); the fourth pressing plate (64) and the third pressing plate (65) are fixedly arranged on the second workpiece mounting bracket (62); the left handle (15) is arranged in a groove of the second workpiece mounting bracket (62) and at the upper end of the second floating support cylinder (63); the fourth pressing plate (64) and the third pressing plate (65) fix the left handle (15).
4. The laminectomy forceps working clamp of claim 1, wherein: the cover plate machining clamping device (7) comprises a left-right adjustable floating supporting device (17), a first adjustable fixed supporting device (18), a floating supporting device (19), a second adjustable fixed supporting device (20) and a transverse limiting device (21);
The left-right adjustable floating support device (17), the first adjustable fixed support device (18), the floating support device (19), the second adjustable fixed support device (20) and the transverse limiting device (21) are all fixed on the bridge plate (3).
5. The laminectomy forceps working clamp of claim 4 wherein: the left-right adjustable floating support device (17) comprises a fourth base (171), a third bolt (172), a fifth clamping jaw (173), a fourth locking screw (174) and a sixth clamping jaw (175);
The fourth base (171) is fixed on the bridge plate (3); fixing the fourth base (171), the fifth clamping jaw (173) and the sixth clamping jaw (175) together by the third bolt (172); the fourth locking screw (174) passes through the fourth base (171) to be in contact with the third bolt (172), so that the third bolt (172) is fixed; one side of the fifth clamping jaw (173) and the sixth clamping jaw (175) are also hinged and matched with the fourth base (171).
6. The laminectomy forceps working clamp of claim 4 wherein: the first adjustable fixed support device (18) and the second adjustable fixed support device (20) have the same structure, and the first adjustable fixed support device (18) comprises a fifth base (181), a third cushion block (182), a third support block (183), a seventh clamping jaw (184), a fourth bolt (185) and a fifth locking screw (186);
The fifth base (181) is fixedly arranged on the bridge plate (3); the third cushion block (182) is fixedly arranged on the fifth base (181); the third supporting block (183) is fixedly arranged on the third cushion block (182); the seventh clamping jaw (184) and the fifth locking screw (186) are matched and fixed on one side of the upper end of the fifth base (181); the fourth bolt (185) is matched with a nut, and the fourth bolt (185) passes through the third supporting block (183) to be in contact with the right handle (14).
7. The laminectomy forceps working clamp of claim 4 wherein: the floating support device (19) comprises a sixth base (191), a fourth cushion block (192), a fourth support block (193), an eighth clamping jaw (194) and a sixth locking screw (195); the sixth base (191) is fixedly arranged on the bridge plate (3); the fourth cushion block (192) is fixedly arranged on the sixth base (191); the fourth supporting block (193) is fixedly arranged on the fourth cushion block (192); the eighth clamping jaw (194) and the sixth locking screw (195) are fixed on one side of the upper end of the sixth base (191) in a matching mode.
8. The laminectomy forceps working clamp of claim 4 wherein: the transverse limiting device (21) comprises a seventh base (211) and a fifth bolt (212), and the seventh base (211) is fixedly arranged on the bridge plate (3); the fifth bolt (212) is matched with the nut and arranged at the upper end of the seventh base (211), and the other end of the fifth bolt (212) is contacted with the right handle (14).
9. The laminectomy forceps working clamp of any of claims 1 to 8, wherein: the bridge plate (3) is provided with two groups of right handle clamping devices (4), left handle upper portion machining clamping devices (5), left handle lower portion machining clamping devices (6) and cover plate machining clamping devices (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810669088.4A CN108544267B (en) | 2018-06-26 | 2018-06-26 | Vertebral lamina rongeur adds clamping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810669088.4A CN108544267B (en) | 2018-06-26 | 2018-06-26 | Vertebral lamina rongeur adds clamping apparatus |
Publications (2)
| Publication Number | Publication Date |
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| CN108544267A CN108544267A (en) | 2018-09-18 |
| CN108544267B true CN108544267B (en) | 2024-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810669088.4A Active CN108544267B (en) | 2018-06-26 | 2018-06-26 | Vertebral lamina rongeur adds clamping apparatus |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109454456A (en) * | 2018-11-16 | 2019-03-12 | 中国航发西安动力控制科技有限公司 | The complete processing technology and processing tool of small parts |
| CN112008629B (en) * | 2020-08-25 | 2021-10-15 | 博众精工科技股份有限公司 | Multifunctional product positioning carrier |
| CN117300642B (en) * | 2023-11-29 | 2024-03-19 | 杭州铁泰自动化科技有限公司 | Surgical knife handle processing method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104440193A (en) * | 2014-12-03 | 2015-03-25 | 佛山市普拉迪数控科技有限公司 | Sharing clamp for left and right workpieces of automobile luggage rack |
| CN105215702A (en) * | 2015-10-14 | 2016-01-06 | 重庆瀚方钢结构有限公司 | The floating clamp of processing round steel post |
| CN208644702U (en) * | 2018-06-26 | 2019-03-26 | 宁波天瑞精工机械有限公司 | A kind of laminectomy rongeur clamp for machining |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT504994B1 (en) * | 2007-03-06 | 2009-07-15 | Armin Muser | DEVICE FOR CLOSING WORKPIECES ON A MACHINING CENTER |
| US8142461B2 (en) * | 2007-03-22 | 2012-03-27 | Ethicon Endo-Surgery, Inc. | Surgical instruments |
| CN102699725A (en) * | 2012-05-30 | 2012-10-03 | 东南大学 | Combined clamp special for keywaying of shaft |
| KR101504460B1 (en) * | 2014-11-12 | 2015-03-19 | 백인행 | Jig base for double angle processing |
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2018
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104440193A (en) * | 2014-12-03 | 2015-03-25 | 佛山市普拉迪数控科技有限公司 | Sharing clamp for left and right workpieces of automobile luggage rack |
| CN105215702A (en) * | 2015-10-14 | 2016-01-06 | 重庆瀚方钢结构有限公司 | The floating clamp of processing round steel post |
| CN208644702U (en) * | 2018-06-26 | 2019-03-26 | 宁波天瑞精工机械有限公司 | A kind of laminectomy rongeur clamp for machining |
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