Single-column hydraulic press

Abstract

The utility model provides a single-column hydraulic press, belongs to the technical field of hydraulic presses, and aims to solve the problems that a tool needs to be additionally arranged to press a part when the part with the diameter larger than that of a through hole is pressed due to the fact that the size of the through hole used for pressing the sleeve type part on the single-column hydraulic press is fixed, and the use cost is high, the single-column hydraulic press is characterized in that the hydraulic hole is formed in the inner side of a machine body; the hydraulic column is slidably connected to the inner side of the upper end of the machine body. The electric control box is fixedly mounted on the outer side of the machine body; the workbench is fixedly connected to the inner side of the machine body. The number of the mounting grooves is two, and the two mounting grooves are formed in the inner side of the workbench. By means of the arrangement, adjustment of the adjusting block is achieved, the size of the through hole in the middle of the adjusting block can be changed through adjustment of the adjusting block, use cost is reduced, adaptability is improved, and safety is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of hydraulic presses, and more specifically, particularly relates to a single-column hydraulic press. Background Art

[0002] Single-column hydraulic press is a mechanical equipment that uses hydraulic transmission and hydraulic system control. Single-column hydraulic press is mainly used for stretching, forming and pressing of metal products. It can also process non-metallic materials, calibrate shaft parts and press-fit sleeve parts.

[0003] A single-column hydraulic press disclosed in application number: CN201420747815.1 is provided with a fuselage, which is in the shape of a tiger's mouth, a pressing platform is provided at the lower part of the fuselage, a piston cylinder is provided at the upper part of the fuselage, a piston is provided in the piston cylinder, a small hole is provided in the center of the pressing platform, the position of the small hole is opposite to the piston above it, a recess is provided under the pressing platform, an electric control box is provided on one side of the fuselage, the electric control box is provided with an indicator meter and a control button, and a brake pedal is connected to one side of the fuselage. The utility model is centrally controlled by buttons, and can realize manual adjustment and semi-automatic cycle operations. The working pressure and piston pushing speed are adjusted according to needs. The piston can be ejected from the small hole or not, which meets different working requirements such as stamping, pressing, and correction.

[0004] Based on the above, since the size of the through hole used for pressing sleeve-type parts on the single-column hydraulic press is fixed, when pressing parts with a diameter larger than the through hole, it is necessary to add tooling to press the parts, which has a high cost. When pressing parts with a diameter smaller than the through hole, it is necessary to add a cover plate to press the parts, which is inconvenient to operate and affects work efficiency. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a single-column hydraulic press to solve the problem that since the size of the through hole for pressing sleeve-type parts on the existing single-column hydraulic press is fixed, when pressing parts with a diameter larger than the through hole, it is necessary to add tooling to press the parts, which has a high cost of use; and when pressing parts with a diameter smaller than the through hole, it is necessary to add a cover plate to press the parts, which is inconvenient to operate and affects work efficiency.

[0006] The purpose and effect of the single-column hydraulic press of the utility model are achieved by the following specific technical means:

[0007] A single-column hydraulic press comprises a machine body, a hydraulic hole, a hydraulic column, an electric control box, a workbench, a mounting groove, an adjustment mechanism and a supporting mechanism; the hydraulic hole is opened on the inner side of the machine body; the hydraulic column is slidably connected to the inner side of the upper end of the machine body; the electric control box is fixedly installed on the outer side of the machine body; the workbench is fixedly connected to the inner side of the machine body; two mounting grooves are provided, and both mounting grooves are opened on the inner side of the workbench; the adjustment mechanism is arranged on the inner side of the workbench; the supporting mechanism is arranged on the inner side of the machine body.

[0008] Furthermore, the adjustment mechanism includes: a fixed plate, a slide groove, a turntable, an arc groove, an adjustment block, a fixing pin and a fixing bar; the fixed plate is fixedly connected to the inner side of the workbench; there are multiple slide grooves, and the multiple slide grooves are all opened on the inner side of the fixed plate; the turntable is rotatably connected to the inner side of the workbench; there are multiple arc grooves, and the multiple arc grooves are all opened on the inner side of the turntable; there are multiple adjustment blocks, and the multiple adjustment blocks are respectively arranged on the inner sides of the fixed plate and the turntable; there are multiple fixing pins, and the multiple fixing pins are respectively fixedly connected to the inner sides of the multiple adjustment blocks, and the multiple fixing pins are respectively slidably connected to the inner sides of the multiple arc grooves; there are multiple fixing bars, and the multiple fixing bars are respectively fixedly connected to the outer sides of the multiple adjustment blocks, and the multiple fixing bars are slidably connected to the inner sides of the multiple slide grooves.

[0009] Furthermore, the adjustment mechanism also includes: a fixed gear ring and a connecting gear; the fixed gear ring is fixedly connected to the lower end surface of the turntable; the connecting gear is rotatably connected to the inner side of the body, and the connecting gear is meshed with the fixed gear ring.

[0010] Furthermore, the adjustment mechanism also includes: a worm wheel, a worm and an operating member; the worm wheel is rotatably connected to the inner side of the machine body, and the worm wheel is fixedly connected to the lower end of the connecting gear; the worm is rotatably connected to the inner side of the machine body, and the worm is meshed with the worm wheel; the operating member is fixedly connected to the front end of the worm.

[0011] Furthermore, the support mechanism includes: a support base and a handle; the support base is slidably connected to the inner side of the body; and the handle is fixedly connected to the front end of the support base.

[0012] Furthermore, the support mechanism also includes: a guide groove and a guide block; there are two guide grooves, both of which are opened on the inner side of the body; there are two guide blocks, both of which are fixedly connected to the outer side of the support seat, and the two guide blocks are respectively slidably connected to the inner sides of the two guide grooves.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model realizes the adjustment of the adjustment block by setting the adjustment mechanism. The adjustment of the adjustment block can change the size of the through hole in the middle of the adjustment block. By rotating the operating member, the operating member drives the worm to rotate. The rotation of the worm will drive the connecting gear to rotate under the action of meshing with the worm wheel. The rotation of the connecting gear will drive the rotating disk to rotate through meshing with the fixed gear ring. The rotation of the rotating disk will drive the adjusting block to tilt inward or outward under the action of the interactive connection between the arc groove and the fixed pin and the sliding connection between the slide groove and the fixed strip. The sizes of the through holes in the middle of the multiple adjusting blocks can be adjusted. The press-fitting of workpieces of different specifications can be used without the need for additional tooling, which reduces the use cost and improves the adaptability. At the same time, it avoids safety accidents when installing tooling and improves the safety Safety; through the setting of the supporting mechanism, the positioning of the shaft workpiece is realized, and the support seat is pulled out by pulling the handle to make the support seat block the lower end of the hydraulic hole. At this time, the cylindrical workpiece can be placed in the through hole in the middle of the adjusting block, and the operating part is rotated to make the adjusting block clamp and position the workpiece, so that the workpiece is located below the center of the hydraulic column, so that the workpiece is subjected to more uniform force when subjected to the hydraulic pressure of the hydraulic column, and the workpiece placement deviation is prevented from causing damage to the workpiece during hydraulic pressure, thereby reducing economic losses; through the setting of the above-mentioned mechanism, the adjustment of the adjusting block is realized, and the adjustment of the adjusting block can change the size of the through hole in the middle of the adjusting block, thereby reducing the use cost, improving adaptability, improving safety, and also realizing the positioning of the shaft workpiece, thereby reducing economic losses. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the main body of the utility model.

[0016] Figure 2 It is a structural schematic diagram of the utility model with the fixed disk being disassembled.

[0017] Figure 3 It is a structural schematic diagram of the regulating block of the utility model.

[0018] Figure 4 It is a structural schematic diagram of the worm gear of the utility model.

[0019] Figure 5 It is a structural schematic diagram of a machine body cutaway of the utility model.

[0020] Figure 6 It is a structural schematic diagram of the operating part of the utility model.

[0021] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0022] 1. Machine body; 101. Hydraulic hole; 2. Hydraulic column; 3. Electric control box; 4. Workbench; 5. Mounting groove; 6. Fixed plate; 601. Slide groove; 7. Turntable; 701. Arc groove; 8. Adjustment block; 801. Fixed pin; 802. Fixed strip; 9. Fixed gear ring; 10. Connecting gear; 11. Worm wheel; 12. Worm; 13. Operating part; 14. Support seat; 15. Handle; 16. Guide groove; 17. Guide block. DETAILED DESCRIPTION

[0023] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0024] Embodiment 1:

[0025] As attached Figure 1-Figure 4 As shown:

[0026] The utility model provides a single-column hydraulic press, comprising a machine body 1, a hydraulic hole 101, a hydraulic column 2, an electric control box 3, a workbench 4, a mounting groove 5 and an adjusting mechanism; the hydraulic hole 101 is opened on the inner side of the machine body 1; the hydraulic column 2 is slidably connected to the inner side of the upper end of the machine body 1; the electric control box 3 is fixedly installed on the outer side of the machine body 1; the workbench 4 is fixedly connected to the inner side of the machine body 1; two mounting grooves 5 are provided, and the two mounting grooves 5 are both opened on the inner side of the workbench 4; the adjusting mechanism is arranged on the inner side of the workbench 4.

[0027] The adjusting mechanism includes: a fixed plate 6, a slide groove 601, a rotating plate 7, an arc groove 701, an adjusting block 8, a fixing pin 801, a fixing bar 802, a fixing gear ring 9, a connecting gear 10, a worm wheel 11, a worm 12 and an operating member 13; the fixed plate 6 is fixedly connected to the inner side of the workbench 4; a plurality of slide grooves 601 are provided, and the plurality of slide grooves 601 are all provided on the inner side of the fixed plate 6; the rotating plate 7 is rotatably connected to the inner side of the workbench 4; a plurality of arc grooves 701 are provided, and the plurality of arc grooves 701 are all provided on the inner side of the rotating plate 7; a plurality of adjusting blocks 8 are provided, and the plurality of adjusting blocks 8 are respectively provided on the inner sides of the fixed plate 6 and the rotating plate 7; a plurality of fixing pins 801 are provided, and the plurality of fixing pins 801 are respectively fixedly connected On the inner side of the multiple adjustment blocks 8, multiple fixing pins 801 are respectively slidably connected to the inner side of the multiple arc grooves 701; multiple fixing bars 802 are provided, and the multiple fixing bars 802 are respectively fixedly connected to the outer sides of the multiple adjustment blocks 8, and the multiple fixing bars 802 are slidably connected to the inner sides of the multiple slide grooves 601; the fixed gear ring 9 is fixedly connected to the lower end surface of the turntable 7; the connecting gear 10 is rotatably connected to the inner side of the body 1, and the connecting gear 10 is meshed with the fixed gear ring 9; the worm wheel 11 is rotatably connected to the inner side of the body 1, and the worm wheel 11 is fixedly connected to the lower end of the connecting gear 10; the worm 12 is rotatably connected to the inner side of the body 1, and the worm 12 is meshed with the worm wheel 11; the operating member 13 is fixedly connected to the front end of the worm 12.

[0028] The specific usage and function of this embodiment are as follows: by rotating the operating member 13, the operating member 13 drives the worm 12 to rotate. The rotation of the worm 12 will drive the connecting gear 10 to rotate under the action of meshing with the worm wheel 11. The rotation of the connecting gear 10 will drive the turntable 7 to rotate through the engagement with the fixed gear ring 9. The rotation of the turntable 7 will drive the adjustment block 8 to tilt inward or outward under the action of the interactive connection with the arc groove 701 and the fixed pin 801 and the sliding connection between the slide groove 601 and the fixed bar 802, thereby adjusting the size of the middle through holes of the multiple adjustment blocks 8.

[0029] Embodiment 2:

[0030] On the basis of the first embodiment, Figure 5-Figure 6 As shown, the support mechanism includes: a support seat 14, a handle 15, a guide groove 16 and a guide block 17; the support mechanism is arranged on the inner side of the body 1; the support seat 14 is slidably connected to the inner side of the body 1; the handle 15 is fixedly connected to the front end of the support seat 14; there are two guide grooves 16, and the two guide grooves 16 are both opened on the inner side of the body 1; there are two guide blocks 17, and the two guide blocks 17 are fixedly connected to the outer side of the support seat 14, and the two guide blocks 17 are respectively slidably connected to the inner sides of the two guide grooves 16.

[0031] The specific usage and function of this embodiment are as follows: by pulling the handle 15, the support seat 14 is pulled out, so that the support seat 14 blocks the lower end of the hydraulic hole 101. At this time, the cylindrical workpiece can be placed in the through hole in the middle of the adjustment block 8, and the operating member 13 is rotated to allow the adjustment block 8 to clamp and position the workpiece so that the workpiece is located below the center of the hydraulic column 2, so that the workpiece is subjected to more uniform force when subjected to the hydraulic pressure of the hydraulic column 2.

Claims

1. A single-column hydraulic press, comprising a machine body (1), a hydraulic hole (101), a hydraulic column (2), an electric control box (3), a workbench (4), a mounting groove (5), an adjustment mechanism and a support mechanism; the hydraulic hole (101) is opened on the inner side of the machine body (1); the hydraulic column (2) is slidably connected to the inner side of the upper end of the machine body (1); the electric control box (3) is fixedly installed on the outer side of the machine body (1); the characteristics are: The workbench (4) is fixedly connected to the inner side of the machine body (1); two mounting grooves (5) are provided, and both mounting grooves (5) are opened on the inner side of the workbench (4); the adjustment mechanism is arranged on the inner side of the workbench (4); and the support mechanism is arranged on the inner side of the machine body (1).

2. A single-column hydraulic press according to claim 1, characterized in that: The adjustment mechanism comprises: a fixed plate (6), a slide groove (601), a rotating plate (7), an arc groove (701), an adjustment block (8), a fixing pin (801) and a fixing bar (802); the fixed plate (6) is fixedly connected to the inner side of the workbench (4); a plurality of slide grooves (601) are provided, and the plurality of slide grooves (601) are all opened on the inner side of the fixed plate (6); the rotating plate (7) is rotatably connected to the inner side of the workbench (4); a plurality of arc grooves (701) are provided, and the plurality of arc grooves (701) are all opened on the inner side of the rotating plate (7); A plurality of adjusting blocks (8) are provided, and the plurality of adjusting blocks (8) are respectively arranged on the inner sides of the fixed disk (6) and the rotating disk (7); a plurality of fixing pins (801) are provided, and the plurality of fixing pins (801) are respectively fixedly connected to the inner sides of the plurality of adjusting blocks (8), and the plurality of fixing pins (801) are respectively slidably connected to the inner sides of the plurality of arc-shaped grooves (701); a plurality of fixing bars (802) are provided, and the plurality of fixing bars (802) are respectively fixedly connected to the outer sides of the plurality of adjusting blocks (8), and the plurality of fixing bars (802) are slidably connected to the inner sides of the plurality of sliding grooves (601).

3. A single-column hydraulic press according to claim 2, characterized in that: The adjustment mechanism further comprises: a fixed gear ring (9) and a connecting gear (10); the fixed gear ring (9) is fixedly connected to the lower end surface of the rotating disk (7); the connecting gear (10) is rotatably connected to the inner side of the machine body (1), and the connecting gear (10) is meshed with the fixed gear ring (9).

4. A single-column hydraulic press according to claim 3, characterized in that: The regulating mechanism further comprises: a worm wheel (11), a worm (12) and an operating member (13); the worm wheel (11) is rotatably connected to the inner side of the machine body (1), and the worm wheel (11) is fixedly connected to the lower end of the connecting gear (10); the worm (12) is rotatably connected to the inner side of the machine body (1), and the worm (12) meshes with the worm wheel (11); and the operating member (13) is fixedly connected to the front end of the worm (12).

5. A single-column hydraulic press according to claim 1, characterized in that: The support mechanism comprises: a support base (14) and a handle (15); the support base (14) is slidably connected to the inner side of the machine body (1); and the handle (15) is fixedly connected to the front end of the support base (14).

6. A single-column hydraulic press according to claim 5, characterized in that: The support mechanism further comprises: a guide groove (16) and a guide block (17); two guide grooves (16) are provided, and the two guide grooves (16) are both arranged on the inner side of the machine body (1); two guide blocks (17) are provided, and the two guide blocks (17) are both fixedly connected to the outer side of the support seat (14), and the two guide blocks (17) are respectively slidably connected to the inner sides of the two guide grooves (16).

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