Clamp for metal bar hydraulic drawing machine

Abstract

The utility model relates to the technical field of drawing machine clamps, and discloses a clamp for a metal bar hydraulic drawing machine, which comprises a moving seat, a moving mechanism is arranged at the top of the moving seat, and an auxiliary mechanism is arranged on the right side of the moving seat. Through a moving mechanism, a moving seat is moved to one end of a metal rod, then an air cylinder is started, an output shaft of the air cylinder moves leftwards, movement of the output shaft enables a sliding frame to slide leftwards in a first sliding groove, sliding of the sliding frame drives a first inclined block to move leftwards, and then the first inclined block extrudes a second inclined block; two inclined blocks move oppositely, so that sliding blocks move oppositely in a rectangular groove to clamp and fix a metal rod, then a movable base is moved reversely, the metal rod is stretched, after the metal rod is stretched, an output shaft is retracted through an air cylinder, and a second inclined block can move reversely through the elastic force of a first spring; and the two sliding blocks are released to clamp the metal rod.

Description

Technical Field

[0001] The utility model relates to the technical field of drawing machine clamps, in particular to a clamp for a metal rod hydraulic drawing machine. Background Art

[0002] Drawing machine is an industrial equipment composed of mechanical equipment, lubrication equipment, electrical equipment, hydraulic and pneumatic systems, etc. It can draw metal at room temperature. When in use, the metal blank is clamped by the clamp of the drawing machine and then the drawing machine applies tension to the metal blank, and the diameter of the metal blank is changed by drawing to reach the required diameter.

[0003] According to application number CN 208466872 U, a reducing drawing machine includes a frame, a hydraulic station, an electric reversing valve, a first hydraulic cylinder, a second hydraulic cylinder, a foot switch, a first fixed block, a second fixed block, a guide rail, a slide block, a mounting plate, a fixture seat, a clamping block, and a drawing die. The electric reversing valve is connected to the hydraulic station, the first hydraulic cylinder, and the second hydraulic cylinder respectively through oil pipes, and the foot switch is connected to the electric reversing valve through a wire.

[0004] In this case, by stepping on the foot switch, the valve state of the electric reversing valve is changed, so that the second hydraulic cylinder drives the two clamps to clamp the metal bar through one end of the drawing die, and at the same time, the first hydraulic cylinder drives the slider to move and drive the clamp to clamp one end of the metal bar to achieve the drawing work. The diameter reducing drawing machine has a simple structure and is easy to use. In this case, the metal bar is simply clamped, which is unstable and will cause the metal bar to fall during the movement. Utility Model Content

[0005] The utility model aims to provide a clamp for a metal rod hydraulic drawing machine to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamp for a metal rod hydraulic drawing machine, comprising a moving seat, a moving mechanism is arranged on the top of the moving seat, and an auxiliary mechanism is arranged on the right side of the moving seat;

[0007] The moving mechanism comprises a driving component and a rebound component, wherein the driving component is arranged on the top of the moving seat, and the rebound component is arranged on the top of the moving seat.

[0008] Preferably, the driving assembly includes a cylinder, which is fixedly connected to the right side of the top of the moving seat, a first sliding groove is symmetrically opened on the top of the moving seat, a sliding frame is slidably connected in the first sliding groove, a second sliding groove is opened at the bottom of the first sliding groove, a first inclined block is slidably connected in the second sliding groove, a third sliding groove is opened on the left side of the moving seat, a second inclined block is symmetrically slidably connected in the third sliding groove, a rectangular groove is opened on the left side of the moving seat, a sliding block is symmetrically slidably connected in the rectangular groove, and a rubber sheet is fixedly connected to the inner side of the sliding block.

[0009] Preferably, both ends of the sliding frame are located in the second sliding groove, the left side of the sliding frame is fixedly connected to the right side of the first inclined block, the inclined surface of the first inclined block corresponds to the inclined surface of the second inclined block, the right side of the sliding block is fixedly connected to the left side of the second inclined block, and the output end of the cylinder is on the same horizontal line with the top of the right side of the sliding frame.

[0010] Preferably, the rebound component includes a fourth slide groove, the fourth slide groove is opened on the left side of the top of the movable seat, and fixed plates are fixedly connected to the left and right sides of the middle of the fourth slide groove, a connecting rod is fixedly connected to the front of the fixed plate, a slide plate is slidably connected to the surface of the connecting rod, and a first spring is sleeved on the surface of the connecting rod between the fixed plate and the slide plate.

[0011] Preferably, the bottom of the slide plate is fixedly connected to the top of the second inclined block, one end of the first spring is fixedly connected to the front side of the fixed plate, and the other end of the first spring is fixedly connected to the back side of the slide plate.

[0012] Preferably, there are two groups of the connecting rod, the sliding plate and the first spring, and the other group is symmetrically arranged on the back side of the fixing plate.

[0013] Preferably, the auxiliary mechanism includes a connecting hole, which is symmetrically opened on the right side of the moving seat. A connecting frame is fixedly connected to the right side of the moving seat symmetrically. A sliding sleeve is fixedly connected to the right side of the connecting frame. A sliding rod is slidably connected in the sliding sleeve. A connecting plate is fixedly connected to the right end of the sliding rod. A second spring is fixedly connected to the left side of the connecting plate symmetrically.

[0014] Preferably, the left end of the sliding sleeve extends into the connecting frame, the left end of the sliding rod is fixedly connected to the right side of the sliding frame near the bottom, and the left end of the second spring is fixedly connected to the right side of the moving seat.

[0015] Compared with the prior art, the utility model provides a clamp for a metal rod hydraulic drawing machine, which has the following beneficial effects:

[0016] 1. The clamp for the metal rod hydraulic drawing machine moves the moving seat to one end of the metal rod through a moving mechanism, and then starts the cylinder to move the output shaft of the cylinder to the left. The movement of the output shaft will cause the sliding frame to slide to the left in the first sliding groove, and the sliding of the sliding frame will drive the first inclined block to move to the left. Then the first inclined block will squeeze the second inclined block, so that the two inclined blocks move toward each other, so that the sliders move toward each other in the rectangular groove, clamping and fixing the metal rod, and then moving the moving seat in the opposite direction to stretch the metal rod. After the metal rod is stretched, the output shaft is retracted by the cylinder, and the second inclined block will move in the opposite direction by the elastic force of the first spring, releasing the clamping of the two sliders on the metal rod.

[0017] 2. The clamp for the metal bar hydraulic drawing machine has an auxiliary mechanism. When the two sliders release the clamping force on the metal bar, the connecting plate will move to the right through the elastic force of the second spring. The movement of the connecting plate will drive the slide bar to move to the right, thereby causing the first inclined block to move to the right in the second slide groove. The movement of the first inclined block to the right will release the squeezing force on the second inclined block, so that the two sliders can better move in opposite directions. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structural drive assembly of the utility model;

[0021] Figure 3 This is a top view of the movable seat of the utility model structure;

[0022] Figure 4 This is a schematic diagram of the structural rebound component of the utility model;

[0023] Figure 5 It is a front projection schematic diagram of the structural movable seat of the utility model.

[0024] In the figure: 1. moving seat; 2. moving mechanism; 21. driving assembly; 211. cylinder; 212. first slide groove; 213. sliding frame; 214. second slide groove; 215. first inclined block; 216. third slide groove; 217. second inclined block; 218. rectangular groove; 219. sliding block; 2111. rubber sheet; 22. rebound assembly; 221. fourth slide groove; 222. fixing plate; 223. connecting rod; 224. sliding plate; 225. first spring; 3. auxiliary mechanism; 31. connecting hole; 32. connecting frame; 33. sliding sleeve; 34. sliding rod; 35. connecting plate; 36. second spring. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The utility model provides the following technical solutions:

[0028] Embodiment 1

[0029] See also Figure 1-4 , a clamp for a metal rod hydraulic drawing machine, comprising a moving seat 1, a moving mechanism 2 is arranged on the top of the moving seat 1, and an auxiliary mechanism 3 is arranged on the right side of the moving seat 1;

[0030] The moving mechanism 2 includes a driving component 21 and a rebound component 22 . The driving component 21 is disposed on the top of the moving seat 1 , and the rebound component 22 is disposed on the top of the moving seat 1 .

[0031] The driving assembly 21 includes a cylinder 211, which is fixedly connected to the right side of the top of the moving seat 1. A first sliding groove 212 is symmetrically opened on the top of the moving seat 1, and a sliding frame 213 is slidably connected in the first sliding groove 212. A second sliding groove 214 is opened at the bottom of the first sliding groove 212, and a first inclined block 215 is slidably connected in the second sliding groove 214. A third sliding groove 216 is opened on the left side of the moving seat 1, and a second inclined block 217 is symmetrically slidably connected in the third sliding groove 216. A rectangular groove 218 is opened on the left side of the moving seat 1, and a slider 219 is symmetrically slidably connected in the rectangular groove 218, and a rubber sheet 2111 is fixedly connected to the inner side of the slider 219.

[0032] Both ends of the sliding frame 213 are located in the second sliding groove 214, the left side of the sliding frame 213 is fixedly connected to the right side of the first inclined block 215, the inclined surface of the first inclined block 215 corresponds to the inclined surface of the second inclined block 217, the right side of the slider 219 is fixedly connected to the left side of the second inclined block 217, and the output end of the cylinder 211 is on the same horizontal line with the top of the right side of the sliding frame 213.

[0033] The rebound component 22 includes a fourth slide groove 221, which is opened on the left side of the top of the moving seat 1. A fixed plate 222 is fixedly connected to the left and right sides of the middle of the fourth slide groove 221. A connecting rod 223 is fixedly connected to the front of the fixed plate 222. A slide plate 224 is slidably connected to the surface of the connecting rod 223. A first spring 225 is sleeved on the surface of the connecting rod 223 between the fixed plate 222 and the slide plate 224.

[0034] The bottom of the slide plate 224 is fixedly connected to the top of the second inclined block 217 , one end of the first spring 225 is fixedly connected to the front side of the fixed plate 222 , and the other end of the first spring 225 is fixedly connected to the back side of the slide plate 224 .

[0035] There are two groups of connecting rods 223 , slide plates 224 and first springs 225 , and the other group is symmetrically arranged on the back side of the fixing plate 222 .

[0036] Embodiment 2

[0037] See also Figure 5 , and on the basis of the first embodiment, an auxiliary mechanism 3 is further obtained.

[0038] The auxiliary mechanism 3 includes a connecting hole 31, which is symmetrically opened on the right side of the moving seat 1. A connecting frame 32 is symmetrically fixedly connected to the right side of the moving seat 1. A sliding sleeve 33 is fixedly connected to the right side of the connecting frame 32. A sliding rod 34 is slidably connected in the sliding sleeve 33. A connecting plate 35 is fixedly connected to the right end of the sliding rod 34. A second spring 36 is symmetrically fixedly connected to the left side of the connecting plate 35.

[0039] The left end of the sliding sleeve 33 extends into the connecting frame 32 , the left end of the sliding rod 34 is fixedly connected to the right side of the sliding frame 213 near the bottom, and the left end of the second spring 36 is fixedly connected to the right side of the moving base 1 .

[0040] In actual operation, when the device is used, the movable seat 1 is moved to one end of the metal rod, and then the cylinder 211 is started to move the output shaft of the cylinder 211 to the left. The movement of the output shaft causes the sliding frame 213 to slide to the left in the first sliding groove 212. The sliding of the sliding frame 213 drives the first inclined block 215 to move to the left. Then the first inclined block 215 squeezes the second inclined block 217, so that the two inclined blocks move toward each other, so that the slider 219 moves toward each other in the rectangular groove 218, clamping and fixing the metal rod, and then the movable seat 1 is moved in the opposite direction to stretch the metal rod. After the metal rod is stretched, the output shaft is retracted by the cylinder 211, and the second inclined block 217 is moved in the opposite direction by the elastic force of the first spring 225, releasing the clamping of the two sliders 219 on the metal rod;

[0041] When the two sliders 219 release the clamping force on the metal rod, the connecting plate 35 will move to the right through the elastic force of the second spring 36, and the movement of the connecting plate 35 will drive the slide bar 34 to move to the right, so that the first inclined block 215 moves to the right in the second slide groove 214. The movement of the first inclined block 215 to the right will release the squeezing force on the second inclined block 217, so that the two sliders 219 can better move in the opposite direction.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A clamp for a metal rod hydraulic drawing machine, comprising a movable seat (1), Features: A moving mechanism (2) is arranged on the top of the moving seat (1), and an auxiliary mechanism (3) is arranged on the right side of the moving seat (1); The moving mechanism (2) comprises a driving component (21) and a rebound component (22), wherein the driving component (21) is arranged on the top of the moving seat (1), and the rebound component (22) is arranged on the top of the moving seat (1); The driving assembly (21) comprises a cylinder (211), wherein the cylinder (211) is fixedly connected to the right side of the top of the moving seat (1), a first slide groove (212) is symmetrically provided on the top of the moving seat (1), a sliding frame (213) is slidably connected in the first slide groove (212), a second slide groove (214) is provided at the bottom of the first slide groove (212), a first inclined block (215) is slidably connected in the second slide groove (214), a third slide groove (216) is provided on the left side of the moving seat (1), a second inclined block (217) is slidably connected in the third slide groove (216), a rectangular groove (218) is provided on the left side of the moving seat (1), a sliding block (219) is symmetrically slidably connected in the rectangular groove (218), and a rubber sheet (2111) is fixedly connected to the inner side of the sliding block (219); Both ends of the sliding frame (213) are located in the second sliding groove (214), the left side of the sliding frame (213) is fixedly connected to the right side of the first inclined block (215), the inclined surface of the first inclined block (215) corresponds to the inclined surface of the second inclined block (217), the right side of the sliding block (219) is fixedly connected to the left side of the second inclined block (217), and the output end of the cylinder (211) and the top of the right side of the sliding frame (213) are on the same horizontal line.

2. A clamp for a metal rod hydraulic drawing machine according to claim 1, Features: The rebound component (22) comprises a fourth slide groove (221), the fourth slide groove (221) is opened on the left side of the top of the movable seat (1), a fixed plate (222) is fixedly connected to the left and right sides of the middle of the fourth slide groove (221), a connecting rod (223) is fixedly connected to the front of the fixing plate (222), a sliding plate (224) is slidably connected to the surface of the connecting rod (223), and a first spring (225) is sleeved on the surface of the connecting rod (223) between the fixing plate (222) and the sliding plate (224).

3. A clamp for a metal rod hydraulic drawing machine according to claim 2, Features: The bottom of the slide plate (224) is fixedly connected to the top of the second inclined block (217), one end of the first spring (225) is fixedly connected to the front of the fixed plate (222), and the other end of the first spring (225) is fixedly connected to the back of the slide plate (224).

4. A clamp for a metal rod hydraulic drawing machine according to claim 2, Features: The connecting rod (223), the sliding plate (224) and the first spring (225) are provided in two groups, and the other group is symmetrically arranged on the back side of the fixing plate (222).

5. A clamp for a metal rod hydraulic drawing machine according to claim 1, Features: The auxiliary mechanism (3) comprises a connecting hole (31), the connecting hole (31) being symmetrically arranged on the right side of the movable seat (1), the right side of the movable seat (1) being symmetrically fixedly connected to a connecting frame (32), the right side of the connecting frame (32) being fixedly connected to a sliding sleeve (33), the sliding sleeve (33) being slidably connected to a sliding rod (34), the right end of the sliding rod (34) being fixedly connected to a connecting plate (35), and the left side of the connecting plate (35) being symmetrically fixedly connected to a second spring (36).

6. A clamp for a metal rod hydraulic drawing machine according to claim 5, Features: The left end of the sliding sleeve (33) extends into the connecting frame (32), the left end of the sliding rod (34) is fixedly connected to the right side of the sliding frame (213) near the bottom, and the left end of the second spring (36) is fixedly connected to the right side of the moving seat (1).

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