CN219401973U - Prevent accurate mould clamping device that pinches - Google Patents
Prevent accurate mould clamping device that pinches Download PDFInfo
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- CN219401973U CN219401973U CN202320486520.2U CN202320486520U CN219401973U CN 219401973 U CN219401973 U CN 219401973U CN 202320486520 U CN202320486520 U CN 202320486520U CN 219401973 U CN219401973 U CN 219401973U
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Abstract
The utility model discloses a clamping injury prevention precision die clamping device, which relates to the technical field of clamping devices and aims to solve the technical problem that a die clamping device in the prior art is generally lack of a clamping injury prevention structure, and clamping injury of a die cannot be avoided when the die is clamped and fixed; the fixed block is the structure of falling "U", and the fixed block divides to establish to two, and the fixed block is kept away from the one end fixed mounting of plummer upper end center and has been had the pneumatic cylinder, and the telescopic link of pneumatic cylinder runs through fixed block fixed mounting and has had the clamp splice, and the fixed mounting groove of having seted up of one end of clamp splice, and the inner wall activity of mounting groove is provided with the installation piece, and this accurate mould clamping device possesses prevents pressing from both sides and hinder the structure, can press from both sides the mould when the mould centre gripping is fixed.
Description
Technical Field
The utility model belongs to the technical field of clamping devices, and particularly relates to a clamping injury prevention precision die clamping device.
Background
The in-process of processing part needs to fix the mould, and current most mould clamping device all adopts two clamp splice to carry out the centre gripping fixed to the mould, and the centre gripping effect is relatively poor, can not effectually pin the mould, and current mould clamping device lacks generally prevents pressing from both sides the structure of damaging, can't avoid pressing from both sides the mould to hinder when mould centre gripping is fixed, remains further improvement.
At present, patent number CN 201920648211.4's utility model patent discloses a mould clamping device, belongs to the clamping device field, a mould clamping device, including the bottom plate, be provided with first recess on the upper surface of bottom plate, fixedly connected with first spring on the internal surface of first recess, fixedly connected with places the board on the upper surface of first spring, be provided with the second recess on the upper surface of placing the board, sliding connection has first slider on the internal surface of second recess, fixedly connected with splint on the upper surface of first slider, a mould clamping device is provided with buffer, in the in-process of punching press to the mould, can provide certain buffering, reduces the pressure that the mould received, provides certain protection to the mould, prolongs the life of mould to on the basis that adopts two clamp pieces to fix the mould, be provided with the clamp plate and can press the mould on placing the board, better fixed position of mould, but present mould clamping device generally lacks the structure of preventing the clamp injury when the mould centre gripping is fixed.
Therefore, in view of the above-mentioned conventional mold clamping device, a problem that the mold is damaged by clamping cannot be avoided when the mold is clamped and fixed is generally lacking in the anti-clamping structure, and a problem that the mold is damaged by clamping when the mold is clamped and fixed is needed to be solved, so that the precision mold clamping device is provided with the anti-clamping structure.
Disclosure of Invention
(1) Technical problem to be solved
Aiming at the defects of the prior art, the utility model aims to provide a clamping injury prevention precision die clamping device, which aims to solve the technical problems that the prior die clamping device is generally lack of a clamping injury prevention structure and cannot avoid clamping injury of a die when clamping and fixing the die.
(2) Technical proposal
In order to solve the technical problems, the utility model provides a clamping injury prevention precision die clamping device, which comprises a bearing table and a fixed block fixedly arranged at the upper end of the bearing table; the fixed block is of an inverted U-shaped structure, the fixed blocks are divided into two parts, one end of each fixed block, which is far away from the center of the upper end of the bearing table, is fixedly provided with a hydraulic cylinder, a telescopic rod of each hydraulic cylinder penetrates through each fixed block to be fixedly provided with a clamping block, one end of each clamping block is fixedly provided with a mounting groove, the inner wall of each mounting groove is movably provided with a mounting block, one end of each mounting block is fixedly provided with a third spiral groove, the inner wall of each third spiral groove is provided with a pressure sensor in a threaded manner, and one end of each pressure sensor is fixedly provided with a rubber block.
When the precision die clamping device of the technical scheme is used, the pressure sensor is arranged on the inner wall of the third screw groove in a threaded manner, the mounting block is arranged on the inner wall of the mounting groove, the die is placed at the upper end of the bearing table, the hydraulic cylinder is started to enable the two clamping blocks to move in opposite directions, the rubber block is firstly contacted with the front end and the rear end of the die, then the rubber block is pressed to generate acting force on the pressure sensor, the telescopic position of the hydraulic cylinder can be controlled according to the pressure measured by the pressure sensor, so that the die is prevented from being clamped,
further, the clamp splice is "L" shape structure, the second helicoidal groove has been run through to the left and right sides both ends of clamp splice, the inner wall screw thread of second helicoidal groove is installed the screw thread post, the both ends are all fixed about the screw thread post has seted up interior hexagonal groove, but the screw thread post screw thread is installed in the inner wall of second helicoidal groove.
Further, the first screw grooves are fixedly formed in the left end and the right end of the mounting block, the threaded columns penetrate through the second screw grooves and are mounted on the inner walls of the first screw grooves in a threaded mode, the threaded columns are mounted on the inner walls of the second screw grooves and the inner walls of the first screw grooves in a threaded mode, and the mounting block can be fixed in the mounting grooves.
Further, the rubber block is of a cylindrical structure, the outer wall of the rubber block and the inner wall of the third screw groove are in the same plane, an outer screw layer is fixedly arranged on the outer wall of the pressure sensor, the outer screw layer is matched with the third screw groove, and the pressure sensor can be installed on the inner wall of the third screw groove in a threaded mode through the arrangement of the outer screw layer.
Further, the limit blocks are fixedly installed at the left end and the right end of the bearing table, the left end and the right end of the fixing block are located on the same plane with the left end and the right end of the bearing table, the left end and the right end of the die are attached to the inner walls of the left end and the right end of the limit blocks, and the setting of the limit blocks is beneficial to the stable placement of the die.
Further, the lower extreme fixed mounting of plummer has symmetrical first supporting shoe, the lower extreme fixed mounting of first supporting shoe has the bottom block, the right-hand member fixed mounting of first supporting shoe has the second supporting shoe, and the setting of first supporting shoe and second supporting shoe does benefit to the stable placing of plummer.
Further, the oil filler hole has been seted up in the upper and lower both ends of fixed block run through, first through-hole has been run through at both ends around the fixed block, the inner wall fixed mounting of first through-hole has the spacing ring, the inner wall of spacing ring and the telescopic link outer wall of pneumatic cylinder laminate mutually, the second through-hole has been run through at the upper and lower both ends of spacing ring, second through-hole and oil filler hole link up each other, can pour into lubricating oil into the inner wall of spacing ring through the oil filler hole to the steady movement of the telescopic link of pneumatic cylinder is facilitated.
(3) Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: according to the precision die clamping device, the mounting groove and the mounting block are arranged, the pressure sensor is arranged on the inner wall of the third screw groove in a threaded manner, the mounting block is arranged on the inner wall of the mounting groove, the die is placed at the upper end of the bearing table, the hydraulic cylinder is started to enable the two clamping blocks to move in opposite directions, the rubber block is firstly contacted with the front end and the rear end of the die, then the rubber block is pressed to exert acting force on the pressure sensor, the telescopic position of the hydraulic cylinder can be controlled according to the pressure measured by the pressure sensor, and therefore die clamping can be prevented.
Drawings
FIG. 1 is a schematic perspective view of a precision mold clamping apparatus according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a three-dimensional split structure of a clamping block and a mounting block of one embodiment of the precision mold clamping device of the present utility model;
FIG. 3 is a schematic view of a three-dimensional split structure of a mounting block and a pressure sensor of one embodiment of the precision mold clamping device of the present utility model;
fig. 4 is a schematic view of a three-dimensional split structure of a fixing block and a limiting ring of an embodiment of the precision die clamping device of the utility model.
The marks in the drawings are: 1. a carrying platform; 2. a fixed block; 3. a hydraulic cylinder; 4. clamping blocks; 5. an oil filling hole; 6. a first support block; 7. a bottom block; 8. a second support block; 9. a limiting block; 10. a mounting groove; 11. a mounting block; 12. a rubber block; 13. a first screw groove; 14. a second screw groove; 15. a threaded column; 16. an inner hexagonal groove; 17. a pressure sensor; 18. an outer thread layer; 19. a third groove; 20. a first through hole; 21. a limiting ring; 22. and a second through hole.
Detailed Description
The embodiment is a clamping injury prevention precision die clamping device, the schematic perspective structure of which is shown in fig. 1, the schematic perspective split structure of a clamping block 4 and a mounting block 11 of which is shown in fig. 2, the precision die clamping device comprises a bearing table 1 and a fixed block 2 fixedly arranged at the upper end of the bearing table 1; the fixed block 2 is of an inverted U-shaped structure, the fixed block 2 is divided into two, one end, away from the center of the upper end of the bearing table 1, of the fixed block 2 is fixedly provided with a hydraulic cylinder 3, a telescopic rod of the hydraulic cylinder 3 penetrates through the fixed block 2 to be fixedly provided with a clamping block 4, one end of the clamping block 4 is fixedly provided with a mounting groove 10, the inner wall of the mounting groove 10 is movably provided with a mounting block 11, one end of the mounting block 11 is fixedly provided with a third screw groove 19, the inner wall of the third screw groove 19 is provided with a pressure sensor 17 in a threaded manner, and one end of the pressure sensor 17 is fixedly provided with a rubber block 12.
In order to rapidly install the installation block 11 on the inner wall of the installation groove 10, the clamping block 4 is of an L-shaped structure, the left end and the right end of the clamping block 4 are penetrated and provided with second screw grooves 14, the inner wall of each second screw groove 14 is provided with screw columns 15 in a threaded manner, the left end and the right end of each screw column 15 are fixedly provided with inner hexagonal grooves 16, the left end and the right end of each installation block 11 are fixedly provided with first screw grooves 13, the screw columns 15 penetrate through the second screw grooves 14 and are in threaded manner to be installed on the inner wall of the first screw grooves 13, the installation block 11 is placed on the inner wall of the installation groove 10, the screw columns 15 penetrate through the second screw grooves 14 and are in threaded manner to be installed on the inner wall of the first screw grooves 13, and the installation block 11 can be rapidly installed on the inner wall of the installation groove 10.
In order to realize quick installation of the pressure sensor 17, the rubber block 12 is of a cylindrical structure, the outer wall of the rubber block 12 and the inner wall of the third screw groove 19 are in the same plane, an outer screw layer 18 is fixedly arranged on the outer wall of the pressure sensor 17, the outer screw layer 18 is matched with the third screw groove 19, and the pressure sensor 17 can be installed on the inner wall of the third screw groove 19 through screw action.
In order to realize stable placement of the mold, the left end and the right end of the bearing table 1 are fixedly provided with limiting blocks 9, the left end and the right end of the fixed block 2 are in the same plane with the left end and the right end of the bearing table 1, and the mold can be placed between the two limiting blocks 9, so that stable placement of the mold can be realized.
In order to realize stable placement of the bearing table 1, a symmetrical first supporting block 6 is fixedly arranged at the lower end of the bearing table 1, a bottom block 7 is fixedly arranged at the lower end of the first supporting block 6, a second supporting block 8 is fixedly arranged at the right end of the first supporting block 6, and stable placement of the bearing table 1 can be realized through arrangement of the first supporting block 6 and the second supporting block 8.
In order to facilitate stable expansion of the telescopic rod of the hydraulic cylinder 3, the oil injection hole 5 is formed in the upper end and the lower end of the fixed block 2 in a penetrating manner, the first through hole 20 is formed in the front end and the rear end of the fixed block 2 in a penetrating manner, the limiting ring 21 is fixedly mounted on the inner wall of the first through hole 20, the inner wall of the limiting ring 21 is attached to the outer wall of the telescopic rod of the hydraulic cylinder 3, the second through hole 22 is formed in the upper end and the lower end of the limiting ring 21 in a penetrating manner, the second through hole 22 and the oil injection hole 5 are mutually communicated, lubricating oil is added into the oil injection hole 5, enters the inner wall of the limiting ring 21 through the oil injection hole 5 and the second through hole 22, and therefore the outer wall of the telescopic rod of the hydraulic cylinder 3 of the inner wall of the limiting ring 21 can be lubricated, and stable expansion of the telescopic rod of the hydraulic cylinder 3 is facilitated.
The schematic diagram of the three-dimensional disassembly structure of the mounting block 11 and the pressure sensor 17 of the precision die clamping device is shown in fig. 3, and the schematic diagram of the three-dimensional disassembly structure of the fixing block 2 and the limiting ring 21 is shown in fig. 4.
When the precision die clamping device of the technical scheme is used, the pressure sensor 17 is arranged on the inner wall of the third screw groove 19 in a threaded manner, the mounting block 11 is placed on the inner wall of the mounting groove 10, the threaded column 15 passes through the second screw groove 14 and is arranged on the inner wall of the first screw groove 13 in a threaded manner, the mounting block 11 can be rapidly arranged on the inner wall of the mounting groove 10, the die is placed at the upper end of the bearing table 1, the left end and the right end of the die are attached to the inner walls of the left end and the right end of the limiting block 9, the hydraulic cylinder 3 is started to enable the two clamping blocks 4 to move in opposite directions, the rubber block 12 is firstly contacted with the front end and the rear end of the die, then the rubber block 12 is pressed to generate acting force on the pressure sensor 17, and the telescopic position of the telescopic rod of the hydraulic cylinder 3 can be adjusted according to the pressure measured by the pressure sensor 17, so that die clamping can be prevented.
Claims (7)
1. The clamping injury preventing precision die clamping device comprises a bearing table and a fixed block fixedly arranged at the upper end of the bearing table; the hydraulic support is characterized in that the fixing blocks are of an inverted U-shaped structure, the fixing blocks are divided into two parts, a hydraulic cylinder is fixedly arranged at one end of the fixing blocks, which is far away from the center of the upper end of the bearing table, a clamping block is fixedly arranged at the telescopic rod of the hydraulic cylinder, a mounting groove is fixedly formed in one end of the clamping block, a mounting block is movably arranged on the inner wall of the mounting groove, a third screw groove is fixedly formed in one end of the mounting block, a pressure sensor is arranged on the inner wall screw thread of the third screw groove, and a rubber block is fixedly arranged at one end of the pressure sensor.
2. The clamping-injury-preventing precision die clamping device according to claim 1, wherein the clamping block is of an L-shaped structure, second screw grooves are formed in the left end and the right end of the clamping block in a penetrating mode, threaded columns are mounted on the inner wall threads of the second screw grooves, and inner hexagonal grooves are formed in the left end and the right end of the threaded columns in a fixed mode.
3. The clamping-injury-preventing precision die clamping device according to claim 2, wherein the first screw grooves are fixedly formed in the left end and the right end of the mounting block, and the screw columns penetrate through the second screw grooves and are mounted on the inner walls of the first screw grooves in a threaded manner.
4. The clamping-injury-preventing precision die clamping device according to claim 1, wherein the rubber block is of a cylindrical structure, the outer wall of the rubber block and the inner wall of the third screw groove are in the same plane, an outer screw layer is fixedly arranged on the outer wall of the pressure sensor, and the outer screw layer is matched with the third screw groove.
5. The clamping injury prevention precision die clamping device according to claim 1, wherein limiting blocks are fixedly arranged at the left end and the right end of the bearing table, and the left end and the right end of the fixed block are in the same plane with the left end and the right end of the bearing table.
6. The clamping-injury-preventing precision die clamping device according to claim 1, wherein a symmetrical first supporting block is fixedly arranged at the lower end of the bearing table, a bottom block is fixedly arranged at the lower end of the first supporting block, and a second supporting block is fixedly arranged at the right end of the first supporting block.
7. The clamping-injury-preventing precision die clamping device according to claim 1, wherein oil holes are formed in the upper end and the lower end of the fixed block in a penetrating mode, first through holes are formed in the front end and the rear end of the fixed block in a penetrating mode, limiting rings are fixedly mounted on the inner walls of the first through holes, the inner walls of the limiting rings are attached to the outer walls of telescopic rods of the hydraulic cylinders, second through holes are formed in the upper end and the lower end of the limiting rings in a penetrating mode, and the second through holes are mutually communicated with the oil holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320486520.2U CN219401973U (en) | 2023-03-14 | 2023-03-14 | Prevent accurate mould clamping device that pinches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320486520.2U CN219401973U (en) | 2023-03-14 | 2023-03-14 | Prevent accurate mould clamping device that pinches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219401973U true CN219401973U (en) | 2023-07-25 |
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ID=87230480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320486520.2U Active CN219401973U (en) | 2023-03-14 | 2023-03-14 | Prevent accurate mould clamping device that pinches |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219401973U (en) |
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2023
- 2023-03-14 CN CN202320486520.2U patent/CN219401973U/en active Active
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