CN217144996U

CN217144996U - Clamping device of hydraulic press

Info

Publication number: CN217144996U
Application number: CN202220250423.9U
Authority: CN
Inventors: 刘玉兰; 王志红; 何家庆; 邹成建; 张敬尧; 肖科; 彭树杰; 韩济才
Original assignee: Chongqing Wujiu Precision Forging Co ltd
Current assignee: Chongqing Wujiu Precision Forging Co ltd
Priority date: 2022-02-07
Filing date: 2022-02-07
Publication date: 2022-08-09
Anticipated expiration: 2032-02-07

Abstract

The utility model belongs to the technical field of the hydraulic press technique and specifically relates to indicate a clamping device of hydraulic press. The problem that the mounting position of an existing workpiece after being fixed is prone to shifting is solved. The hydraulic press comprises a base, wherein a hydraulic frame is arranged on the base, a hydraulic press is arranged on the hydraulic frame, a pressing block is arranged at the bottom of the hydraulic press, two symmetrically-arranged positioning blocks are further arranged on the base, the positioning blocks are Contraband-shaped, the open ends of the two positioning blocks are oppositely arranged, the pressing block is located right above the middle positions of the two positioning blocks, and a moving assembly used for driving the two positioning blocks to synchronously move in opposite directions is further arranged on the base. The utility model discloses do benefit to and drive two synchronous reverse movements of locating piece, the position of placing of the work piece of being convenient for lasts between two parties, effectively ensures the processing accuracy of hydraulic press, avoids the mounted position after the work piece is fixed to take place the skew, can make the work piece aim at the machined position, saves the position fine setting after the hydraulic press installation, has promoted the processing effect of work piece, and is easy and simple to handle.

Description

Clamping device of hydraulic press

Technical Field

The utility model belongs to the technical field of the hydraulic press technique and specifically relates to indicate a clamping device of hydraulic press.

Background

In the jig, a device for preventing the workpiece from being displaced or vibrated during the machining process is called a clamping device. The following requirements should be taken into account when designing the clamping device: the position of the workpiece is not changed in the clamping process; the clamping force can ensure that the workpiece does not generate displacement or vibration in the machining process and does not press the surface of the workpiece or cause deformation; the operation is convenient, the clamping action is rapid, and the productivity is improved; the structure is simple, the manufacture is easy, and the cost of the clamp is reduced; the self-locking can be realized, namely, the clamping state of the workpiece can be still kept after the original force is removed; safe operation and low labor intensity.

In the clamping device for the hydraulic press in the prior art, the mounting position of the fixed workpiece is easy to deviate, so that the workpiece cannot be aligned to the processing position, position fine adjustment is required after the hydraulic press is mounted, the processing effect of the workpiece is reduced, and the operation is complicated.

Disclosure of Invention

The utility model provides a clamping device of hydraulic press does benefit to and drives two synchronous reverse movements of locating piece, and the position of placing of the work piece of being convenient for lasts placed in the middle, effectively ensures the processing accuracy of hydraulic press, avoids the mounted position after the work piece is fixed to take place the skew, can make the work piece aim at the processing position, saves the position fine setting after the hydraulic press installation, has promoted the processing effect of work piece, and is easy and simple to handle.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a clamping device of hydraulic press, includes the base, be equipped with the hydraulic frame on the base, be equipped with the hydraulic press on the hydraulic frame, the bottom of hydraulic press is equipped with the briquetting, still be equipped with the locating piece that two symmetries set up on the base, the locating piece is the Contraband font, two the open end of locating piece sets up in opposite directions, the briquetting is located the intermediate position department of two locating pieces directly over, still be equipped with on the base and be used for driving the removal subassembly of two locating pieces synchronous motion along opposite direction.

Further, the movable assembly comprises an installation box, a gear, a first rack, a second rack and a handle, the top end of the installation box is communicated with and arranged on the base, the gear is connected to the base in a rotating mode, the gear is located in the installation box, the first rack is connected to one side of the inner wall of the installation box in a sliding mode, the second rack is connected to the other side of the inner wall of the installation box in a sliding mode, the first rack is arranged in parallel to the second rack, the first rack is meshed with the gear, the other end of the gear is meshed with the second rack, one of the positioning block is fixedly connected with the first rack, the other positioning block is fixedly connected with the second rack, and the handle is fixedly connected to the second rack.

Furthermore, a first sliding block is fixedly connected to the installation box, a first sliding groove is formed in the top surface of the first rack, the first sliding block is in sliding fit with the first sliding groove, a positioning rod is arranged on one of the positioning blocks, and the positioning rod is fixedly connected to the first sliding groove.

Furthermore, a second sliding block is fixedly connected to the installation box, a second sliding groove is formed in the top surface of the second rack, the second sliding block is in sliding fit with the second sliding groove, a positioning strip is arranged on the other positioning block, and the positioning strip is fixedly connected to the second sliding groove.

Further, one side department of install bin has seted up the first mouth of stepping down, first rack is worn to locate the first mouth of stepping down, the opposite side department of install bin has seted up the second mouth of stepping down, the second rack is worn to locate the second and steps down in the mouth, the handle is worn out the second and is lain in outside the install bin after letting the mouth.

Further, first support groove has been seted up on the base, sliding connection has first support strip in the first support groove, first support strip links firmly rather than one of them locating piece, the second has still been seted up on the base and has been supported the groove, the second supports the groove and is parallel with first support groove, sliding connection has the second support bar in the second support groove, the second support bar links firmly with another locating piece.

Furthermore, a partition plate is arranged in the installation box, the gear is located below the partition plate, and the bottom ends of the two positioning blocks are connected to the two ends of the top surface of the partition plate in a sliding mode respectively.

The utility model has the advantages that:

1. do benefit to and drive two synchronous reverse movement of locating piece, the position of placing of the work piece of being convenient for lasts between two parties, effectively ensures the processing accuracy of hydraulic press, avoids the mounted position after the work piece is fixed to take place the skew, can make the work piece aim at the processing position, saves the position fine setting after the hydraulic press installation, has promoted the processing effect of work piece, and is easy and simple to handle.

2. The movable stroke of the first rack and the second rack is prolonged, and the positioning effect on workpieces with different sizes is effectively improved.

3. When the two positioning blocks move, the two positioning blocks respectively drive the first supporting strip and the second supporting strip to slide in the first supporting groove and the second supporting groove, so that the positioning blocks are conveniently supported, the structure is compact, and the installation stability is good; in the moving process of the positioning block, the positioning block is supported through the partition plate, so that the connection stability of the positioning block is improved conveniently, and the using effect of the device is effectively improved.

Drawings

FIG. 1 is a schematic structural view of a clamping device of the hydraulic machine;

FIG. 2 is a schematic view of a moving assembly;

FIG. 3 is a first schematic view of the structure of the installation box;

FIG. 4 is a second schematic structural view of the mounting box;

FIG. 5 is a partial schematic structural view of a clamping device of the hydraulic machine;

description of reference numerals:

1. a base; 2. a hydraulic frame; 3. a hydraulic press; 4. briquetting; 5. positioning blocks; 6. a moving assembly; 61. installing a box; 62. a gear; 63. a first rack; 64. a second rack; 65. a handle; 7. a first slider; 8. a first chute; 9. positioning a rod; 10. a second slider; 11. a second chute; 12. a positioning bar; 13. a first escape port; 14. a second escape port; 15. a first support groove; 16. a first support bar; 17. a second support groove; 18. a second supporting strip; 19. a separator.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1-5, a clamping device of a hydraulic press comprises a base 1, a hydraulic frame 2 is arranged on the base 1, a hydraulic press 3 is arranged on the hydraulic frame 2, a pressing block 4 is arranged at the bottom of the hydraulic press 3, two symmetrically arranged positioning blocks 5 are further arranged on the base 1, the positioning blocks 5 are Contraband-shaped, the open ends of the two positioning blocks 5 are oppositely arranged, the pressing block 4 is located right above the middle position of the two positioning blocks 5, and a moving assembly 6 for driving the two positioning blocks 5 to synchronously move in opposite directions is further arranged on the base 1.

As shown in fig. 1-5, in this embodiment, the moving assembly 6 includes a mounting box 61, a gear 62, a first rack 63, a second rack 64, and a handle 65, a top end of the mounting box 61 penetrates and is disposed on the base 1, the gear 62 is rotatably connected to the base 1, the gear 62 is located in the mounting box 61, the first rack 63 is slidably connected to one side of an inner wall of the mounting box 61, the second rack 64 is slidably connected to the other side of the inner wall of the mounting box 61, the first rack 63 and the second rack 64 are disposed in parallel, the first rack 63 is engaged with the gear 62, the other end of the gear 62 is engaged with the second rack 64, one of the positioning blocks 5 is fixedly connected to the first rack 63, the other positioning block 5 is fixedly connected to the second rack 64, and the handle 65 is fixedly connected to the second rack 64.

As shown in fig. 2, 3 and 4, when the device is used, the handle 65 drives the second rack 64 to move and drives the gear 62 to rotate, so that the first rack 63 and the second rack 64 synchronously move in opposite directions, and the two positioning blocks 5 synchronously move in opposite directions, the placing position of the workpiece is continuously centered, the processing accuracy of the hydraulic machine 3 is effectively guaranteed, the deviation of the mounting position of the fixed workpiece is avoided, the workpiece can be aligned to the processing position, the position fine adjustment of the hydraulic machine 3 after mounting is omitted, the processing effect of the workpiece is improved, and the operation is simple and convenient; because the positioning block 5 is Contraband-shaped, the inner side faces support the two sides of the workpiece, and the limiting effect on the workpiece is improved.

As shown in fig. 2, 3 and 4, in this embodiment, the mounting box 61 is fixedly connected with a first sliding block 7, the top surface of the first rack 63 is provided with a first sliding groove 8, the first sliding block 7 is slidably fitted in the first sliding groove 8, one of the positioning blocks 5 is provided with a positioning rod 9, and the positioning rod 9 is fixedly connected in the first sliding groove 8; the mounting box 61 is fixedly connected with a second sliding block 10, the top surface of the second rack 64 is provided with a second sliding groove 11, the second sliding block 10 is in sliding fit in the second sliding groove 11, the other positioning block 5 is provided with a positioning bar 12, and the positioning bar 12 is fixedly connected in the second sliding groove 11; a first yielding port 13 is formed in one side of the installation box 61, the first rack 63 penetrates through the first yielding port 13, a second yielding port 14 is formed in the other side of the installation box 61, the second rack 64 penetrates through the second yielding port 14, and the handle 65 penetrates through the second yielding port 14 and then is located outside the installation box 61.

As shown in fig. 2, 3 and 4, when the gear 62 rotates, the first sliding block 7 is driven to slide in the first rack 63, and since the first sliding block 7 is fixed to the installation box 61, the first rack 63 is moved, and similarly, the gear 62 rotates, the second rack 64 is driven to synchronously and reversely move, the first yielding port 13 and the second yielding port 14 are arranged, so that the movable strokes of the first rack 63 and the second rack 64 are prolonged, and the positioning effect on workpieces with different sizes is effectively improved.

As shown in fig. 3, 4, and 5, in this embodiment, a first supporting groove 15 is formed on the base 1, a first supporting strip 16 is slidably connected in the first supporting groove 15, the first supporting strip 16 is fixedly connected to one of the positioning blocks 5, a second supporting groove 17 is further formed on the base 1, the second supporting groove 17 is parallel to the first supporting groove 15, a second supporting strip 18 is slidably connected in the second supporting groove 17, and the second supporting strip 18 is fixedly connected to the other positioning block 5; a partition plate 19 is arranged in the installation box 61, the gear 62 is positioned below the partition plate 19, and the bottom ends of the two positioning blocks 5 are respectively connected to the two ends of the top surface of the partition plate 19 in a sliding manner.

As shown in fig. 3, 4, and 5, when the two positioning blocks 5 move, the two positioning blocks respectively drive the first supporting bar 16 and the second supporting bar 18 to slide in the first supporting groove 15 and the second supporting groove 17, so that the positioning blocks 5 are conveniently supported, and the positioning block support device has a compact structure and good installation stability; in the moving process of the positioning block 5, the positioning block 5 is supported through the partition plate 19, so that the connection stability of the positioning block 5 is improved conveniently, and the use effect of the device is effectively improved.

All the technical features in the embodiment can be freely combined according to actual needs.

The above embodiments are preferred implementations of the present invention, and in addition, the present invention includes other implementations, and any obvious replacement is within the protection scope of the present invention without departing from the concept of the present invention.

Claims

1. The utility model provides a clamping device of hydraulic press, includes base (1), be equipped with hydraulic frame (2) on base (1), be equipped with hydraulic press (3) on hydraulic frame (2), the bottom of hydraulic press (3) is equipped with briquetting (4), a serial communication port, still be equipped with locating piece (5) that two symmetries set up on base (1), locating piece (5) are Contraband font, two the open end of locating piece (5) sets up in opposite directions, briquetting (4) are located the intermediate position department of two locating pieces (5) directly over, still be equipped with on base (1) and be used for driving removal subassembly (6) of two locating pieces (5) synchronous motion along opposite direction.

2. The clamping device of the hydraulic machine according to claim 1, characterized in that the moving assembly (6) comprises a mounting box (61), a gear (62), a first rack (63), a second rack (64) and a handle (65), the top end of the mounting box (61) is penetrated and arranged on the base (1), the gear (62) is rotatably connected to the base (1), the gear (62) is positioned in the mounting box (61), the first rack (63) is slidably connected to one side of the inner wall of the mounting box (61), the second rack (64) is slidably connected to the other side of the inner wall of the mounting box (61), the first rack (63) and the second rack (64) are arranged in parallel, the first rack (63) is meshed with the gear (62), the other end of the gear (62) is meshed with the second rack (64), one of the positioning blocks (5) is fixedly connected with the first rack (63), the other positioning block (5) is fixedly connected with a second rack (64), and the handle (65) is fixedly connected to the second rack (64).

3. The clamping device of the hydraulic machine according to claim 2, characterized in that the mounting box (61) is fixedly connected with a first sliding block (7), the top surface of the first rack (63) is provided with a first sliding groove (8), the first sliding block (7) is in sliding fit with the first sliding groove (8), one of the positioning blocks (5) is provided with a positioning rod (9), and the positioning rod (9) is fixedly connected with the first sliding groove (8).

4. The clamping device of the hydraulic machine according to claim 3, characterized in that the mounting box (61) is fixedly connected with a second sliding block (10), the top surface of the second rack (64) is provided with a second sliding groove (11), the second sliding block (10) is in sliding fit with the second sliding groove (11), the other positioning block (5) is provided with a positioning strip (12), and the positioning strip (12) is fixedly connected with the second sliding groove (11).

5. The clamping device of the hydraulic machine as recited in claim 4, characterized in that a first yielding port (13) is formed at one side of the mounting box (61), the first rack (63) is arranged in the first yielding port (13) in a penetrating manner, a second yielding port (14) is formed at the other side of the mounting box (61), the second rack (64) is arranged in the second yielding port (14) in a penetrating manner, and the handle (65) penetrates through the second yielding port (14) and then is positioned outside the mounting box (61).

6. The clamping device of the hydraulic machine according to claim 3, characterized in that a first supporting groove (15) is formed in the base (1), a first supporting bar (16) is connected in the first supporting groove (15) in a sliding manner, the first supporting bar (16) is fixedly connected with one of the positioning blocks (5), a second supporting groove (17) is further formed in the base (1), the second supporting groove (17) is parallel to the first supporting groove (15), a second supporting bar (18) is connected in the second supporting groove (17) in a sliding manner, and the second supporting bar (18) is fixedly connected with the other positioning block (5).

7. The clamping device of a hydraulic machine according to claim 6, characterized in that a partition plate (19) is arranged in the mounting box (61), the gear (62) is positioned below the partition plate (19), and the bottom ends of the two positioning blocks (5) are respectively connected with the two ends of the top surface of the partition plate (19) in a sliding manner.