CN113909943B - Indexable pressing device - Google Patents
Indexable pressing device Download PDFInfo
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- CN113909943B CN113909943B CN202111240582.7A CN202111240582A CN113909943B CN 113909943 B CN113909943 B CN 113909943B CN 202111240582 A CN202111240582 A CN 202111240582A CN 113909943 B CN113909943 B CN 113909943B
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- clamping
- oil cylinder
- groove
- plate
- hoop body
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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
- B23Q3/069—Work-clamping means for pressing workpieces against a work-table
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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
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
Abstract
The invention discloses an indexable pressing device, which comprises: the pressing mechanism is arranged on the indexing mechanism, and the indexing mechanism drives the pressing mechanism to rotate. The invention provides an indexable pressing device which comprises a pressing mechanism and an indexing mechanism, wherein the pressing mechanism is arranged on the indexing mechanism; when an operator loads materials, the indexing mechanism can be started, and then the indexing mechanism drives the pressing mechanism to rotate for 90 degrees, so that the workpiece can effectively avoid the interference of the pressing mechanism; then the indexing mechanism rotates 90 degrees to the original position in a reverse direction, and then an operator drives the pressing mechanism to press and fix the workpiece.
Description
Technical Field
The invention relates to the technical field of machine tools, in particular to an indexable pressing device.
Background
The push-down device applied to the clamp in the machine tool industry at present mostly clamps workpieces along a direction, the push-down device cannot rotate, and to workpieces with long length and high height, an operator needs to avoid a support and a pressing plate on the push-down device when hoisting the workpieces, so that the manual feeding and discharging are affected, and the clamping of the workpieces is not facilitated. Especially, the multi-variety processing is not suitable for the multi-variety loading and unloading processing.
Accordingly, there is a need for an indexable hold-down device that at least partially solves the problems of the prior art.
Disclosure of Invention
In this summary, concepts in a simplified form are introduced that are further described in the detailed description. The summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.
To at least partially solve the above problems, the present invention provides an indexable depressing device comprising: the pressing mechanism is arranged on the indexing mechanism, and the indexing mechanism drives the pressing mechanism to rotate.
According to the indexable pressing device provided by the embodiment of the invention, the pressing mechanism comprises a long pressing plate, a pressing bracket and a stand column, the stand column is arranged on the indexing mechanism through a middle cushion block, the pressing bracket is movably arranged on one side of the stand column, and the long pressing plate is flatly arranged at the lower end of the pressing bracket.
According to the indexable pressing device provided by the embodiment of the invention, the upright post is provided with the pressing oil cylinder and the two linear guide rails, the pressing oil cylinder is positioned between the two linear guide rails, the upper end of the pressing oil cylinder is connected with the vertical sliding plate through the connecting seat, the vertical sliding plate is connected with the linear guide rails in a sliding manner, and the pressing bracket is fixedly connected to the outer wall of the vertical sliding plate.
According to the indexable pressing device provided by the embodiment of the invention, the indexing mechanism comprises a rotary table plate, a rotary table base, a driving part and a transmission mechanism, the transmission mechanism is arranged in the rotary table base, the rotary table plate is arranged at the upper end of the rotary table base and is connected with the transmission mechanism, the pressing mechanism is arranged on the rotary table plate, the driving part is arranged at one side of the rotary table base, and the driving part is rotationally connected with the transmission mechanism.
According to the indexable pressing device provided by the embodiment of the invention, the driving part comprises a transition frame and a rack oil cylinder, the transition frame is arranged on one side of the second transmission groove of the rotary table base, the rack oil cylinder is connected with the transition frame, a push rod of the rack oil cylinder penetrates through the transition frame and extends into the second transmission groove to be rotationally connected with the transmission mechanism, and the transmission mechanism is arranged in the first transmission groove of the rotary table base.
According to the indexable pressing device provided by the embodiment of the invention, the first transmission groove is arranged in the middle of the rotary table base, the upper end of the first transmission groove is provided with an opening, the transmission mechanism is arranged in the first transmission groove, the second transmission groove is horizontally arranged to penetrate through the rotary table base and is communicated with the first transmission groove, and the driving part is rotatably connected with the transmission mechanism through the second transmission groove.
According to the indexable pressing device provided by the embodiment of the invention, the transmission mechanism comprises a vertical shaft rod and a gear, the vertical shaft rod is arranged in the first transmission groove, the gear is arranged at the lower part of the vertical shaft rod and is rotationally connected with the rack push rod, a spline flange is arranged at the upper part of the vertical shaft rod, the turntable plate is fixedly connected with the spline flange, a baffle plate is arranged in the middle of the turntable plate, and the baffle plate is connected with the spline flange.
According to the indexable pressing device provided by the embodiment of the invention, the second transmission groove is internally provided with the guide sleeve, the outer wall of the rotary table base is provided with the guide rod, and the inner end of the guide rod penetrates through the rotary table base and the guide sleeve and extends into the guide groove of the rack push rod;
an outer flange plate and a limiting screw are arranged on the other side of the second transmission groove, and the limiting screw penetrates through the outer flange plate and extends into the guide sleeve.
The indexable pressing device according to the embodiment of the invention further comprises: the oil cylinder frame module is arranged at the right end of the rack oil cylinder and comprises a first hoop body and a second hoop body, the first hoop body is arranged above the second hoop body, the end part of the first hoop body is connected with the end part of the second hoop body through an end part, a first clamping mechanism corresponding to the rack oil cylinder is arranged on the inner wall of the first hoop body, a plurality of second clamping mechanisms corresponding to the rack oil cylinder are arranged on the inner wall of the second hoop body, two deviation-preventing upright columns are arranged at the bottom of the second hoop body, the first clamping mechanism comprises an inner hoop strip, a plurality of first springs and a plurality of chucks, the first springs are uniformly distributed on the inner wall of the first hoop body, the chucks are arranged at the inner ends of the first springs, a plurality of clamping holes are formed in the inner hoop strip, and the chucks are arranged in the clamping holes, enabling the chuck to abut against the rack oil cylinder, and enabling the end part of the inner hoop strip to be connected with the inner inserting hole of the first hoop body through an inner inserting rod; a plurality of second clamping mechanism equipartition is in on the inner wall of second hoop body, second clamping mechanism is including pressing from both sides a section of thick bamboo, second spring and T type splint, press from both sides a section of thick bamboo and wear to establish in the second hoop body, be provided with the spring groove in pressing from both sides the section of thick bamboo, the interior clamping bar setting of T type splint is in the spring inslot, the second spring sets up the spring inslot supports and pushes up interior clamping bar makes the splint body of T type splint supports and pushes up the rack oil cylinder.
According to the indexable pressing device of the embodiment of the invention, the end piece comprises a first lug, a second lug, a locking screw part and an inner supporting part, the first lug is arranged at the end part of the first hoop body, the second lug is arranged at the end part of the second hoop body, the first lug is provided with a T-shaped hole and an inner supporting groove, the second lug is provided with a fixing groove and a positioning groove, the locking screw part comprises a fixing block, a vertical screw, a third spring and a T-shaped nut, the fixing block is arranged in the fixing groove, the lower end of the vertical screw is connected with the fixing block, the third spring is arranged on the vertical screw, the T-shaped nut is screwed in the T-shaped hole and sleeved on the vertical screw, the inner supporting part comprises a fourth spring and an inverted T-shaped rod, the upper end of the inverted T-shaped rod is positioned in the inner supporting groove, the fourth spring is arranged in the inner supporting groove and abuts against the upper end of the inverted T-shaped rod, and the lower end of the inverted T-shaped rod is located in the positioning groove.
Compared with the prior art, the invention at least comprises the following beneficial effects:
the invention provides an indexable pressing device which comprises a pressing mechanism and an indexing mechanism, wherein the pressing mechanism is arranged on the indexing mechanism; when an operator loads materials, the indexing mechanism can be started, and then the indexing mechanism drives the pressing mechanism to rotate for 90 degrees, so that the workpiece can effectively avoid the interference of the pressing mechanism; then the indexing mechanism rotates 90 degrees to the original position in a reverse direction, and then an operator drives the pressing mechanism to press and fix the workpiece.
Additional advantages, objects, and features of the indexable hold-down device of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the invention and practice of the invention.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a front view of the structure of the present invention.
Fig. 2 is a left side view of the structure of the present invention.
Fig. 3 is a top view of the structure of the present invention.
FIG. 4 is a schematic structural view of a cross section taken along the direction A-A of the present invention.
FIG. 5 is a schematic structural view of a B-B direction cross section of the present invention.
Fig. 6 is a front view of the structure of the cylinder frame module according to the present invention.
Fig. 7 is a left side view of the structure of the cylinder frame module of the present invention.
Fig. 8 is a schematic structural view of the first clamping mechanism of the present invention.
Fig. 9 is a schematic structural view of a second clamping mechanism in the present invention.
Fig. 10 is a schematic view of the end piece of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can practice the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 5, the present invention provides an indexable depressing device comprising: the pressing mechanism comprises a pressing mechanism 1 and an indexing mechanism 2, wherein the pressing mechanism 1 is arranged on the indexing mechanism 2, and the indexing mechanism 2 drives the pressing mechanism 1 to rotate.
The working principle and the beneficial effects of the technical scheme are as follows: the invention provides an indexable pressing device, which comprises a pressing mechanism 1 and an indexing mechanism 2, wherein the pressing mechanism 1 is arranged on the indexing mechanism 2; when an operator loads materials, the indexing mechanism 2 can be started, and then the indexing mechanism 2 drives the pressing mechanism 1 to rotate for 90 degrees, so that the workpiece can effectively avoid the interference of the pressing mechanism 1; then the indexing mechanism 2 rotates reversely by 90 degrees to the original position, and then an operator drives the pressing mechanism 1 to press and fix the workpiece.
In one embodiment, the pressing mechanism 1 comprises a long pressing plate 101, a pressing bracket 102 and a column 103, wherein the column 103 is arranged on the indexing mechanism 2 through a middle cushion block, the pressing bracket 102 is movably arranged on one side of the column 103, and the long pressing plate 101 is flatly arranged at the lower end of the pressing bracket 102.
Further, a pressing oil cylinder 104 and two linear guide rails 105 are arranged on the upright post 103, the pressing oil cylinder 104 is located between the two linear guide rails 105, the upper end of the pressing oil cylinder 104 is connected with a vertical sliding plate 106 through a connecting seat, the vertical sliding plate 106 is connected with the linear guide rails 105 in a sliding manner, and the pressing support 102 is fixedly connected to the outer wall of the vertical sliding plate 106.
The working principle and the beneficial effects of the technical scheme are as follows: the embodiment provides a specific structure of the pressing mechanism 1, so that an operator can conveniently press and fix a workpiece by using the pressing mechanism 1, and the machine tool can conveniently process the workpiece; the pressing mechanism 1 of the structure comprises a long pressing plate 101, a pressing bracket 102 and a vertical column 103, specifically, the vertical column 103 is installed on an indexing mechanism 2 through an intermediate pad 107, so the indexing mechanism 2 drives the intermediate pad 107 to rotate, the vertical column 103 rotates synchronously, a pressing oil cylinder 104 and two linear guide rails 105 are installed on one side of the vertical column 103, the pressing oil cylinder 104 is located between the two linear guide rails 105, a connecting seat 108 is installed at the upper end of the pressing oil cylinder 104, a vertical sliding plate 106 is fixedly connected through the connecting seat 108, the vertical sliding plate 106 can move on the linear guide rails 105, the pressing bracket 102 is fixedly installed on the outer wall of the vertical sliding plate 106, the pressing oil cylinder 104 drives the vertical sliding plate 106 to move up and down along the linear guide rails 105, the vertical sliding plate 106 drives the pressing bracket 102 to move up and down, the long pressing plate 101 is installed at the lower end of the pressing bracket 102, so that the long pressing plate 101 moves downwards to press a workpiece, the workpiece is separated by upward movement, so that the clamping action of the pressing mechanism is reliable, and the clamping mechanism can be suitable for cutting of different types of workpieces.
In one embodiment, the indexing mechanism 2 includes a turntable plate 21, a turntable base 22, a driving portion 23, and a transmission mechanism 24, the transmission mechanism 24 is disposed in the turntable base 22, the turntable plate 21 is disposed at an upper end of the turntable base 22 and connected to the transmission mechanism 24, the pressing mechanism 1 is disposed on the turntable plate 21, the driving portion 23 is disposed at one side of the turntable base 22, and the driving portion 23 is rotatably connected to the transmission mechanism 24.
The working principle and the beneficial effects of the technical scheme are as follows: the embodiment provides a specific structure of the indexing mechanism 2, the indexing mechanism 2 of the structure comprises a turntable plate 21, a turntable base 22, a driving part 23 and a transmission mechanism 24, specifically, the driving part 23 is installed on one side of the turntable base 22, the driving part 23 can drive the transmission mechanism 24 in the turntable base 22 to rotate, the transmission mechanism 24 drives the turntable plate 21 to rotate, and the turntable plate 21 synchronously drives the pressing mechanism 1 to rotate, through the design of the structure, the indexing mechanism 2 specifically realizes the rotation of the pressing mechanism 1.
In one embodiment, the driving part 23 includes a transition frame 231 and a rack cylinder 232, the transition frame 231 is disposed at one side of the second transmission groove 222 of the turntable base 22, the rack cylinder 232 is connected to the transition frame 231, a rack push rod 233 of the rack cylinder 232 passes through the transition frame 231 and extends into the second transmission groove 222 to be connected to the transmission mechanism 24 in a rotating manner, and the transmission mechanism 24 is disposed in the first transmission groove 221 of the turntable base 22.
The working principle and the beneficial effects of the technical scheme are as follows: the embodiment provides a specific structure of the driving part 23, the driving part 23 of the structure includes a transition frame 231 and a rack oil cylinder 232, specifically, the transition frame 231 is installed at one side of the second transmission groove 222 of the turntable base 22, the rack oil cylinder 232 is installed on the transition frame 231, and a rack push rod 233 of the rack oil cylinder 232 passes through the transition frame 231 and extends into the second transmission groove 222 to be connected with the transmission mechanism 24 in a rotating manner, here, the transmission mechanism 24 is installed in the first transmission groove 221 of the turntable base 22, so the rack oil cylinder 232 can drive the transmission mechanism 24 to rotate through the rack push rod 233, which is convenient for an operator to use.
In one embodiment, the first transmission groove 221 is disposed in the middle of the turntable base 22, an opening is disposed at the upper end of the first transmission groove 221, the transmission mechanism 24 is disposed in the first transmission groove 221, the second transmission groove 222 is disposed through the turntable base 22 and is communicated with the first transmission groove 221, and the driving portion 23 is rotatably connected to the transmission mechanism 24 through the second transmission groove 222.
The working principle and the beneficial effects of the technical scheme are as follows: in the embodiment, a turntable base 22 is provided, and a first transmission groove 221 and a second transmission groove 222 are formed in the turntable base 22, wherein the first transmission groove 221 is formed in the middle of the turntable base 22, and an opening is formed in the upper end of the first transmission groove 221 so as to facilitate the first transmission groove 221 to install the transmission mechanism 24; the second transmission groove 222 is horizontally arranged to penetrate through the rotary table base 22 and is communicated with the first transmission groove 221, so that the driving part 23 is arranged in the second transmission groove 222, and the driving part 23 is convenient to drive the transmission mechanism 24.
In one embodiment, the transmission mechanism 24 includes a vertical shaft 241 and a gear 242, the vertical shaft 241 is disposed in the first transmission groove 221, the gear 242 is disposed at a lower portion of the vertical shaft 241 and is rotatably connected to the rack push rod 233, a spline flange 243 is disposed at an upper portion of the vertical shaft 241, the turntable plate 21 is fixedly connected to the spline flange 243, a baffle 244 is disposed in the middle of the turntable plate 21, and the baffle 244 is connected to the spline flange 243.
The working principle and the beneficial effects of the technical scheme are as follows: the embodiment provides a specific structure of the transmission mechanism 24, the transmission mechanism 24 of the structure includes a vertical shaft 241 and a gear 242, wherein the vertical shaft 241 is vertically installed in the first transmission groove 221, a gasket 245 and a tapered roller bearing 246 are installed at the lower end of the vertical shaft 241, so as to facilitate the lower part of the vertical shaft 241 to be fixed in the first transmission groove 221, similarly, a first flange 247 and a second flange 248 are provided at the upper part of the vertical shaft 241, the upper part of the vertical shaft 241 is fixed in the first transmission groove 221 through the first flange 247 and the second flange 248, and the tapered roller bearing 246 is also installed in the first flange 247, so that the vertical shaft 241 can stably rotate in the first transmission groove 221; the gear 242 is installed at the lower part of the vertical shaft 241 and is rotationally connected with the rack push rod 233, the spline flange 243 is also installed at the upper part of the vertical shaft 241, the rotating table 21 and the baffle 244 are connected through the spline flange 243, and the baffle 244 is located in the middle of the rotating table 21; therefore, the rack push rod 233 drives the gear 242 to rotate, and the gear 242 drives the vertical shaft 241 to rotate, and the vertical shaft 241 drives the turntable board 21 to rotate through the spline flange 243, so that the integral rotation of the indexing mechanism 2 is realized.
In one embodiment, a guide sleeve 223 is disposed in the second transmission slot 222, a guide rod 224 is disposed on an outer wall of the turntable base 22, and an inner end of the guide rod 224 extends into the guide slot 234 of the rack push rod 233 through the turntable base 22 and the guide sleeve 223;
the other side of the second driving groove 222 is provided with an external flange 225 and a limit screw 226, and the limit screw 226 passes through the external flange 225 and extends into the guide sleeve 223.
The working principle and the beneficial effects of the technical scheme are as follows: in this embodiment, a guide sleeve 223 is installed in the second transmission groove 222, so that the rack push rod 233 can be conveniently moved in the second transmission groove 222; here, the rack push rod 233 is connected to the rack cylinder 232 through a rack push rod screw 235; the rack push rod 233 is further provided with a guide groove 234, correspondingly, the guide rod 224 is installed on the outer wall of the rotary table base 22, the inner end of the guide rod 224 penetrates through the rotary table base 22 and the guide sleeve 223 to extend into the guide groove 234 of the rack push rod 233, and therefore the guide rod 224 and the guide groove 234 also play a role in guiding when the rack push rod 233 moves; an outer flange 225 and a limit screw 226 are installed on the other side of the second transmission groove 222, and the limit screw 226 penetrates through the outer flange 225 and extends into the guide sleeve 223 to limit the rack push rod 233, so that the rotation angle of the driving part 23 driving the transmission mechanism 24 is prevented from being too large.
During operation, the rack oil cylinder 232 acts to push the rack push rod 233 to advance, the rack push rod 233 moves in the guide sleeve 223, so as to drive the gear 242 to rotate anticlockwise, the gear 242 rotates and simultaneously drives the turntable plate 21 and the upright post 103 to rotate anticlockwise, and finally the pressing bracket 102 and the long pressing plate 1 are driven to rotate together. When the rack push rod 233 hits the right end face of the limit screw 25, the rack oil cylinder 232 stops operating, the turntable plate 21 and the upright post 103 rotate in place, and the rotation angle is 90 degrees. On the contrary, the rack oil cylinder 232 resets to drive the rack push rod 233 to retreat, so as to drive the gear 242 to rotate clockwise, and finally the rotating plate 21 and the upright post 103 rotate and reset.
After the rotating table 21 and the upright post 103 rotate counterclockwise to 90 degrees, the pressing cylinder 6 acts to drive the pressing support 2 and the long pressing plate 1 to move downwards together, and the workpiece is pressed. When the lower pressure oil cylinder 6 is reset, the lower pressure oil cylinder 6 drives the lower pressure bracket 102 and the long pressure plate 1 to move upwards together, the workpiece is loosened, and then the rotating table plate 21 and the upright post 103 rotate clockwise to 90 degrees for resetting.
In conclusion, the indexable pressing device disclosed by the invention can avoid the workpiece when the workpiece is fed, so that the feeding is convenient for an operator, the pressing and clamping actions are reliable, the indexable pressing device is suitable for cutting and machining various workpieces, and the production efficiency is improved.
As shown in fig. 6-10, in one embodiment, the method further includes: the oil cylinder frame module 3 is arranged at the right end of the rack oil cylinder 232, the oil cylinder frame module 3 comprises a first hoop body 31 and a second hoop body 32, the first hoop body 31 is arranged above the second hoop body 32, the end parts of the first hoop body 31 are respectively connected with the end parts of the second hoop body 32 through end parts 33, a first clamping mechanism 34 corresponding to the rack oil cylinder 232 is arranged on the inner wall of the first hoop body 31, a plurality of second clamping mechanisms 35 corresponding to the rack oil cylinder 232 are arranged on the inner wall of the second hoop body 32, two anti-deviation upright posts 36 are arranged at the bottom of the second hoop body 32, the first clamping mechanism 34 comprises an inner hoop strip 341, a plurality of first springs 342 and a plurality of chucks 343, the plurality of first springs 342 are uniformly distributed on the inner wall of the first hoop body 31, the chucks 343 are arranged at the inner ends of the first springs 342, a plurality of clamping holes 345 are formed in the inner band 341, the clamping plate 343 is disposed in the clamping holes 345, the clamping plate 343 abuts against the rack cylinder 232, and the end of the inner band 341 is connected to the inner inserting hole 311 of the first band 31 through an inner inserting rod 346; the plurality of second clamping mechanisms 35 are uniformly distributed on the inner wall of the second hoop body 32, each second clamping mechanism 35 includes a clamping cylinder 351, a second spring 352 and a T-shaped clamping plate 353, the clamping cylinder 351 is arranged in the second hoop body 32 in a penetrating manner, a spring groove 354 is arranged in the clamping cylinder 351, an inner clamping rod 355 of the T-shaped clamping plate 353 is arranged in the spring groove 354, the second spring 352 is arranged in the spring groove 354 and abuts against the inner clamping rod 355, and therefore a clamping plate body 356 of the T-shaped clamping plate 353 abuts against the rack oil cylinder 232.
The working principle and the beneficial effects of the technical scheme are as follows: since the rack oil cylinder 232 is fixed on the transition frame 231 in a flat manner and is outside the revolving platform base 22, the right end of the rack oil cylinder 232 may warp or deflect downwards after long-time use, so that the oil cylinder frame module 3 is provided in the embodiment, and the right end of the rack oil cylinder 232 is fixed by the oil cylinder frame module 3 to prevent the right end of the rack oil cylinder 232 from the above situation;
the cylinder frame module 3 comprises a first hoop body 31 and a second hoop body 32, wherein the right end of the rack cylinder 232 is fixed through the first hoop body 31 and the second hoop body 32, two deviation-preventing upright posts 36 are installed at the bottom of the second hoop body 32, and a user can flexibly set the length of the deviation-preventing upright posts 36 to support the second hoop body 32; the first hoop body 31 is positioned above the second hoop body 32, the rack oil cylinder 232 is positioned between the first hoop body 31 and the second hoop body 32, and the ends of the first hoop body 31 and the second hoop body are connected through the end part 33, wherein in order to enable the first hoop body 31 and the second hoop body 32 to better fix the rack oil cylinder 232, a first clamping mechanism 34 is arranged on the inner wall of the first hoop body 31, and a plurality of second clamping mechanisms 35 are arranged on the inner wall of the second hoop body 32; the first clamping mechanism 34 includes an inner band 341, a plurality of first springs 342, and a plurality of chucks 343, wherein the plurality of first springs 342 are uniformly distributed on an inner wall of the first band 31, and correspondingly, the chucks 343 are mounted at inner ends of the first springs 342, and a plurality of clamping holes 345 are formed on the inner band 341, and the chucks 343 pass through the clamping holes 345, so that the chucks 343 abut against the rack cylinder 232, and simultaneously, an end of the inner band 341 is connected with the inner insertion hole 311 of the first band 31 through the inner insert rod 346, thereby preventing the chucks 343 from moving; the upper part of the rack cylinder 232 is continuously propped against by the first spring 342 and the chuck 343;
the plurality of second clamping mechanisms 35 are uniformly distributed on the inner wall of the second hoop body 32, specifically, the second clamping mechanisms 35 include a clamping cylinder 351, a second spring 352 and a T-shaped clamping plate 353, the clamping cylinder 351 is arranged in a cylinder hole 321 of the second hoop body 32 in a penetrating manner, a spring groove 354 is formed in the clamping cylinder 351, the second spring 352 is arranged in the spring groove 354, an inner clamping rod 355 of the T-shaped clamping plate 353 penetrates through the spring groove 354, so that the second spring 352 abuts against the inner clamping rod 355, and a clamping plate body 356 of the T-shaped clamping plate 353 abuts against the lower portion of the rack oil cylinder 232; the rack oil cylinder 232 is wrapped by the first clamping mechanism 34 and the second clamping mechanism 35, and clamping force is continuously provided from the upper part, the lower part, the left part and the right part of the rack oil cylinder 232 to offset the warping or the downward deviation of the rack oil cylinder 232, so that the rack oil cylinder 232 can stably and continuously work.
In one embodiment, the end piece 33 includes a first protrusion 331, a second protrusion 332, a locking screw portion and an inner supporting portion, the first protrusion 331 is disposed at an end of the first hoop body 31, the second protrusion 332 is disposed at an end of the second hoop body 32, the first protrusion 331 is provided with a T-shaped hole 333 and an inner supporting groove 334, the second protrusion 332 is provided with a fixing groove 335 and a positioning groove, the locking screw portion includes a fixing block 336, a vertical screw 337, a third spring 338 and a T-shaped nut 339, the fixing block 336 is disposed in the fixing groove 335, a lower end of the vertical screw 337 is connected to the fixing block 336, the third spring 338 is disposed on the vertical screw 337, the T-shaped nut 339 is screwed in the T-shaped hole 333 and is sleeved on the vertical screw 337, the inner supporting portion includes a fourth spring 340 and an inverted T-shaped rod 330, the upper end of the inverted-T-shaped rod 330 is located in the inner supporting groove 334, the fourth spring 340 is arranged in the inner supporting groove 334 and abuts against the upper end of the inverted-T-shaped rod 330, and the lower end of the inverted-T-shaped rod 330 is located in the positioning groove.
The working principle and the beneficial effects of the technical scheme are as follows: in the present embodiment, a specific structure of the end member 33 is provided, the end member 33 of the structure includes a first protrusion 331, a second protrusion 332, a locking screw portion and an inner supporting portion, where the first protrusion 331 is installed at an end portion of the first hoop body 31, the second protrusion 332 is installed at an end portion of the second hoop body 32, a T-shaped hole 333 and an inner supporting groove 334 are provided on the first protrusion 331, a fixing groove 335 and a positioning groove are provided on the second protrusion 332, the locking screw portion includes a fixing block 336, a vertical screw 337, a third spring 338 and a T-shaped nut 339, the fixing block 336 is installed in the fixing groove 335, a lower end of the vertical screw 337 is connected with the fixing block 336, the vertical screw 337 is sleeved with the third spring 338, the T-shaped nut 339 is screwed in the T-shaped hole and is sleeved on the vertical screw 337, so that the third spring 338 is located between the T-shaped nut 339 and the fixing block 336 to play a role of tensioning, the T-shaped screw cap 339 is prevented from loosening; meanwhile, the inner supporting portion comprises a fourth spring 340 and an inverted T-shaped rod 330, the upper end of the inverted T-shaped rod 330 is located in the inner supporting groove 334, the fourth spring 340 is installed in the inner supporting groove 334 and abuts against the upper end of the inverted T-shaped rod 330, so that the lower end of the inverted T-shaped rod 330 is located in the positioning groove, the first protruding block 331 and the second protruding block 332 are spread through the inner supporting portion and are matched with the locking screw rod, and the first hoop body 31 and the second hoop body 32 are fixed.
In one embodiment, the anti-deviation upright 36 includes a lateral bearing plate 361, a locking nut 362, an inclined rod 363, and an upright body 364, wherein the lateral bearing plate 361 is fixed on the ground, the upright body 364 is mounted on the lateral bearing plate 361, the upright body 364 passes through the inclined rod 363, a locking pipe is mounted at the lower end of the inclined rod 363, the locking nut 362 is screwed on the locking pipe, and the inclined rod 363 is fixed by the locking pipe to fix the second hoop body 32.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
While embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (7)
1. An indexable hold-down device comprising: the pressing mechanism (1) is arranged on the indexing mechanism (2), and the indexing mechanism (2) drives the pressing mechanism (1) to rotate;
the indexing mechanism (2) comprises a rotary table plate (21), a rotary table base (22), a driving part (23) and a transmission mechanism (24), the transmission mechanism (24) is arranged in the rotary table base (22), the rotary table plate (21) is arranged at the upper end of the rotary table base (22) and is connected with the transmission mechanism (24), the pressing mechanism (1) is arranged on the rotary table plate (21), the driving part (23) is arranged on one side of the rotary table base (22), and the driving part (23) is rotatably connected with the transmission mechanism (24);
the driving part (23) comprises a transition frame (231) and a rack oil cylinder (232), the transition frame (231) is arranged on one side of a second transmission groove (222) of the rotary table base (22), the rack oil cylinder (232) is connected with the transition frame (231), a rack push rod (233) of the rack oil cylinder (232) penetrates through the transition frame (231) and extends into the second transmission groove (222) to be rotatably connected with the transmission mechanism (24), and the transmission mechanism (24) is arranged in a first transmission groove (221) of the rotary table base (22);
further comprising: the oil cylinder frame module (3) is arranged at the right end of the rack oil cylinder (232), the oil cylinder frame module (3) comprises a first hoop body (31) and a second hoop body (32), the first hoop body (31) is arranged above the second hoop body (32), the end part of the first hoop body is connected with the end part of the second hoop body (32) through an end part (33), a first clamping mechanism (34) corresponding to the rack oil cylinder (232) is arranged on the inner wall of the first hoop body (31), a plurality of second clamping mechanisms (35) corresponding to the rack oil cylinder (232) are arranged on the inner wall of the second hoop body (32), two deviation-preventing upright columns (36) are arranged at the bottom of the second hoop body (32), the first clamping mechanism (34) comprises an inner hoop strip (341), a plurality of first springs (342) and a plurality of chucks (343), a plurality of first springs (342) are uniformly distributed on the inner wall of the first hoop body (31), a clamping disc (343) is arranged at the inner end of the first springs (342), a plurality of clamping holes (345) are formed in the inner hoop strip (341), the clamping disc (343) is arranged in the clamping holes (345), so that the clamping disc (343) abuts against the rack oil cylinder (232), and the end part of the inner hoop strip (341) is connected with the inner inserting hole (311) of the first hoop body (31) through an inner inserting rod (346); the plurality of second clamping mechanisms (35) are uniformly distributed on the inner wall of the second hoop body (32), each second clamping mechanism (35) comprises a clamping barrel (351), a second spring (352) and a T-shaped clamping plate (353), the clamping barrel (351) penetrates through the corresponding second hoop body (32), a spring groove (354) is formed in each clamping barrel (351), an inner clamping rod (355) of each T-shaped clamping plate (353) is arranged in each spring groove (354), each second spring (352) is arranged in each spring groove (354) and abuts against each inner clamping rod (355), and therefore the clamping plate body (356) of each T-shaped clamping plate (353) abuts against the corresponding rack oil cylinder (232).
2. The indexable hold-down device according to claim 1, wherein the hold-down mechanism (1) comprises an elongated hold-down plate (101), a hold-down bracket (102), and a column (103), the column (103) being provided on the indexing mechanism (2) through an intermediate spacer, the hold-down bracket (102) being movably provided on one side of the column (103), the elongated hold-down plate (101) being flatly provided at a lower end of the hold-down bracket (102).
3. The indexable downward pressing device according to claim 2, wherein a downward pressing oil cylinder (104) and two linear guide rails (105) are arranged on the upright post (103), the downward pressing oil cylinder (104) is positioned between the two linear guide rails (105), a vertical sliding plate (106) is connected to the upper end of the downward pressing oil cylinder (104) through a connecting seat, the vertical sliding plate (106) is slidably connected with the linear guide rails (105), and the downward pressing bracket (102) is fixedly connected to the outer wall of the vertical sliding plate (106).
4. The indexable hold-down device according to claim 1, wherein the first transmission groove (221) is provided in a middle portion of the turntable base (22) and an opening is provided at an upper end of the first transmission groove (221), the transmission mechanism (24) is provided in the first transmission groove (221), the second transmission groove (222) is disposed to penetrate the turntable base (22) in a flat manner and communicates with the first transmission groove (221), and the driving portion (23) is rotatably connected with the transmission mechanism (24) through the second transmission groove (222).
5. The indexable hold-down device according to claim 4, wherein the transmission mechanism (24) comprises a vertical shaft (241) and a gear (242), the vertical shaft (241) is arranged in the first transmission groove (221), the gear (242) is arranged at the lower part of the vertical shaft (241) and is rotatably connected with the rack push rod (233), a spline flange (243) is arranged at the upper part of the vertical shaft (241), the turntable plate (21) is fixedly connected with the spline flange (243), a baffle (244) is arranged in the middle of the turntable plate (21), and the baffle (244) is connected with the spline flange (243).
6. The indexable hold-down device according to claim 1, wherein a guide sleeve (223) is arranged in the second transmission groove (222), a guide rod (224) is arranged on the outer wall of the rotary table base (22), and the inner end of the guide rod (224) passes through the rotary table base (22) and the guide sleeve (223) and extends into a guide groove (234) of the rack push rod (233); an outer flange plate (225) and a limiting screw (226) are arranged on the other side of the second transmission groove (222), and the limiting screw (226) penetrates through the outer flange plate (225) and extends into the guide sleeve (223).
7. The indexable hold-down device according to claim 1, wherein the end member (33) includes a first projection (331) provided at an end of the first yoke body (31), a second projection (332), a locking screw part and an inner support part, the first projection (331) is provided at an end of the second yoke body (32), the first projection (331) is provided with a T-shaped hole (333), an inner support groove (334), the second projection (332) is provided with a fixing groove (335), a positioning groove, the locking screw part includes a fixing block (336), a vertical screw (337), a third spring (338) and a T-shaped nut (339), the fixing block (336) is provided in the fixing groove (335), a lower end of the vertical screw (337) is connected with the fixing block (336), the third spring (338) is provided on the vertical screw (337), t type nut (339) spiro union is in T type hole (333) and cover on vertical screw (337), interior support portion includes fourth spring (340), type of falling T pole (330), the upper end of type of falling T pole (330) is located in interior supporting slot (334), fourth spring (340) set up in interior supporting slot (334) and support the top of type of falling T pole (330), the lower extreme of type of falling T pole (330) is located in the constant head tank.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111240582.7A CN113909943B (en) | 2021-10-25 | 2021-10-25 | Indexable pressing device |
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| CN202111240582.7A CN113909943B (en) | 2021-10-25 | 2021-10-25 | Indexable pressing device |
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| CN113909943A CN113909943A (en) | 2022-01-11 |
| CN113909943B true CN113909943B (en) | 2022-09-20 |
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| CN115723074B (en) * | 2022-12-06 | 2023-06-20 | 江苏恒力组合机床有限公司 | Heavy-duty fixed fixture |
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| EP3023192A1 (en) * | 2014-11-20 | 2016-05-25 | Tsudakoma Kogyo Kabushiki Kaisha | Workpiece fixing jig |
| CN109399187A (en) * | 2018-10-15 | 2019-03-01 | 山东陆宇塑胶工业有限公司 | Portable tubular product centre gripping distributor |
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| CN101844310B (en) * | 2010-06-04 | 2013-05-08 | 唐山轨道客车有限责任公司 | Positioning compaction device, compaction device and tool for auxiliary machining of chassis of motor train |
| CN102059323A (en) * | 2010-12-30 | 2011-05-18 | 李苏文 | Molding machine |
| CN103753312A (en) * | 2013-11-25 | 2014-04-30 | 重庆盾铭电磁阀有限公司 | Rotatable automatic pressing plate |
| CN103692257B (en) * | 2013-12-23 | 2016-03-02 | 浙江西菱股份有限公司 | Workpiece pressuring clamping device and the Drilling machines bench with said apparatus |
| JP5987043B2 (en) * | 2014-11-28 | 2016-09-06 | ファナック株式会社 | Work fixing device that presses multiple parts of the work |
| CN205932375U (en) * | 2016-08-19 | 2017-02-08 | 安徽鲲鹏装备模具制造有限公司 | A mechanism for pressing from both sides sheet material about frame |
| CN109106495A (en) * | 2017-06-23 | 2019-01-01 | 顾玲玲 | A kind of fracture 3D printing clamping plate |
| CN208592609U (en) * | 2018-08-16 | 2019-03-12 | 重庆卓力标准件制造有限公司 | A kind of hardware clamp for machining |
| CN208854109U (en) * | 2018-09-26 | 2019-05-14 | 慈溪金索自动化设备有限公司 | A kind of collar press mechanism |
| CN110410582A (en) * | 2019-08-21 | 2019-11-05 | 盐城市高跃机械有限公司 | Underground garage para-seismic support for pipes |
| CN210878728U (en) * | 2019-09-20 | 2020-06-30 | 浙江思特亿精密机械科技有限公司 | Workpiece clamping tool of precise linear guide rail milling machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3023192A1 (en) * | 2014-11-20 | 2016-05-25 | Tsudakoma Kogyo Kabushiki Kaisha | Workpiece fixing jig |
| CN109399187A (en) * | 2018-10-15 | 2019-03-01 | 山东陆宇塑胶工业有限公司 | Portable tubular product centre gripping distributor |
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| CN113909943A (en) | 2022-01-11 |
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