Adjustable stable clamp for machining

Abstract

The utility model relates to the technical field of fixtures for machining, in particular to an adjustable stable fixture for machining, which comprises a base, a mounting frame and a cutting tool, the mounting frame is fixedly connected to the rear side of the end of the base, the cutting tool is fixedly arranged on the front side of the base, a supporting plate is fixedly connected above the base, and the supporting plate is fixedly connected with the mounting frame. A machining clamp angle adjusting structure is arranged on the inner side of the supporting plate. According to the adjustable stable clamp for machining, when a screwdriver drives a screwing thread groove to rotate and a double-thread screw drives two thread blocks which move relatively to slide, two clamping plates also move relatively, at the moment, a machined part needing to be fixed is placed between two clamping heads, and the clamping heads can naturally achieve the fixing effect; according to the adjustable stable clamp for machining, the clamp is driven to work through the mechanical thread structure hidden in the inner side, the pressure borne by the motor is reduced, the wiring process of the motor is omitted, and the using effect of the adjustable stable clamp for machining is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical processing clamp technical field, concretely is a kind of adjustable stable type mechanical processing clamp. BACKGROUND

[0002] Mechanical processing refers to the process of changing the shape size or performance of workpiece by a kind of mechanical equipment, and can be divided into cutting and pressure processing according to processing mode, clamp refers to the device used for fixing processing object in the process of mechanical manufacturing, so that it occupies correct position to accept construction or detection, also called fixture, in a broad sense, in any process in the process, the device for quickly, conveniently and safely installing workpiece can be called clamp.

[0003] For example, the authorized announcement No. "CN221364525U" is named a kind of adjustable stable type mechanical processing clamp, by the cooperation of fixed plate and traction spring, the firmness of clamping rod in the adjustment process can be guaranteed, so as to guarantee the stability of subsequent processing, but the existing adjustable stable type mechanical processing clamp, since motor is used to drive mechanical processing clamp to clamp and fix, because motor drives bidirectional screw rod to start driving action to clamping rod, it also needs to bear the stress of clamping object of clamp, so that when the cutting device or drilling device of external mechanical processing exerts pressure to clamping object, the output shaft of motor needs to bear larger force, which will cause great burden to service life of motor, and lead to the problem that clamped object is prone to looseness and shaking, reduce the working effect of adjustable stable type mechanical processing clamp.

[0004] At the same time, the existing adjustable stable type mechanical processing clamp, since the existing clamp can only be placed on specified ground, then the mechanical processing piece needing to be fixed is vertically fixed between two clamps, so that the processing process can only be operated from top to bottom, when more directions and angles of processing piece need to be fixed and processed, therefore, the actual use of adjustable stable type mechanical processing clamp is easily limited more. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem of poor working effect and easy-to-use limitation of adjustable stable type mechanical processing clamp, and proposes a kind of adjustable stable type mechanical processing clamp.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The utility model designs an adjustable stable mechanical processing clamp, which comprises a base, a mounting frame and a cutting tool, the mounting frame is fixedly connected to the rear side of the end of the base, the cutting tool is fixedly arranged on the front side of the base, a support plate is fixedly connected above the base, and a processing clamp angle adjusting structure is arranged on the inner side of the support plate.

[0008] Preferably, the processing clamp angle adjusting structure comprises a rotating shaft and a fixed table, the rotating shaft is rotatably connected to the inner side of the support plate, the outer side of the rotating shaft is fixedly sleeved with the fixed table, a plurality of threaded holes are formed in the side wall of the fixed table, a locking rod is threadedly connected to the inner side of the support plate, one end of the locking rod is threadedly connected to the inner side of the threaded hole, and the other end of the locking rod is fixedly connected with a rotating wheel.

[0009] Preferably, one side of the fixed table is provided with a processing clamp firm locking mounting structure, the processing clamp firm locking mounting structure comprises a positioning plate and a dismounting plate, the positioning plate is fixedly connected to the outer wall of the front end of the fixed table, the other side of the positioning plate is movably connected with a split plate, the other end of the split plate is movably connected with the dismounting plate, two threaded rods are threadedly connected to the two sides of the positioning plate, the other ends of the two threaded rods are movably connected to the two sides of the split plate, the end portions of the two threaded rods are movably connected to the inner sides of the dismounting plate, the outer sides of the two threaded rods are threadedly sleeved with first nuts, and the outer sides of the two threaded rods are threadedly sleeved with second nuts.

[0010] Preferably, the outer walls of the two first nuts are abuttingly connected to the two sides of the outer wall of the split plate, and the side walls of the two second nuts are abuttingly connected to the two sides of the outer wall of the dismounting plate.

[0011] Preferably, the front end of the dismounting plate is provided with a stability clamping clamp structure, the stability clamping clamp structure comprises a reinforcing block and a double-headed screw rod, the reinforcing block is fixedly connected to the other side of the dismounting plate, the middle part of the double-headed screw rod is rotatably connected to the inner side of the reinforcing block through a bearing, the two ends of the double-headed screw rod are fixedly connected with screwing thread grooves, the screwing thread grooves are rotatably formed in the outer walls of the reinforcing block, the two sides of the double-headed screw rod are threadedly connected with threaded blocks, the side walls of the threaded blocks are fixedly connected with linkage blocks, the linkage blocks are slidably connected to the front end of the reinforcing block, the other ends of the linkage blocks are fixedly connected with clamping plates, and the front ends of the clamping plates are fixedly connected with clamping heads.

[0012] Preferably, the front ends of the two clamping heads are oppositely and parallelly arranged, and the inner sides of the clamping plates are slidably connected to the outer wall of the reinforcing block.

[0013] The utility model provides a kind of adjustable stable type machining clamp, beneficial effect lies in: when screwdriver drives screw groove rotation, two clamping plates will also be relatively moved when double-end screw rod drives two relative motion threaded block sliding, the machining piece needing to be fixed is placed between two clamping heads at this time, clamping head can realize fixed effect naturally, work clamp is driven using the mechanical screw structure hidden in inside, reduce the pressure of the motor setting, also cancel the process of motor wiring, improve the use effect of adjustable stable type machining clamp.

[0014] Manual driving can be carried out by rotating wheel, when rotating wheel rotates, front end locking rod can be driven to move back and forth inside supporting plate, when locking rod is inserted into fixed station inside threaded hole, the angle of fixed station will be locked and stuck, so that the angle of clamping workpiece on the other side of fixed station can be adjusted according to actual needs, clamping workpiece can be clamped at different angles more conveniently through simple and convenient way, clamping angle adjustment is facilitated, and adjustable stable type machining clamp is not easy to be limited in work. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional front structure schematic diagram of the utility model;

[0016] Figure 2 It is Figure 1 Front view schematic diagram of section;

[0017] Figure 3 It is Figure 2 Top view schematic diagram of section;

[0018] Figure 4 It is Figure 2 Enlarged schematic diagram of A part of section;

[0019] Figure 5 It is Figure 2 Enlarged schematic diagram of B part of section;

[0020] Figure 6 It is Figure 2 Enlarged schematic diagram of C part of section.

[0021] In the drawing: 1, base, 2, mounting frame, 3, supporting plate, 4, cutting tool, 5, machining clamp angle adjusting structure, 51, rotating shaft, 52, fixed station, 53, threaded hole, 54, locking rod, 55, rotating wheel, 6, machining clamp firm locking installation structure, 61, positioning plate, 62, split plate, 63, dismounting plate, 64, stud, 65, first nut, 66, second nut, 7, stable clamping clamp structure, 71, reinforcing block, 72, double-end screw rod, 73, threaded block, 74, screw groove, 75, linkage block, 76, clamping plate, 77, clamping head. DETAILED DESCRIPTION

[0022] The utility model will be further described below in combination with the drawings:

[0023] Embodiment 1:

[0024] Please refer to Figures 1-6 In this embodiment, an adjustable stable mechanical processing clamp, including base 1, mounting bracket 2 and cutting tool 4, mounting bracket 2 is fixedly connected at the end rear side of base 1, mounting bracket 2 can be fixed with the rotary drive shaft of mechanical processing equipment through flange, so that mounting bracket 2 can drive the front end clamp structure to rotate, cutting tool 4 is fixedly arranged at the front side of base 1, cutting tool 4 is fixedly installed above the mechanical processing equipment through bolt, so that the workpiece fixed by the clamp gradually approaches cutting tool 4 rotation can reach the effect of cutting into various shapes and specifications, the upper side of base 1 is fixedly connected with support plate 3, support plate 3 is vertically arranged at the inner side of mounting bracket 2 and base 1, the inner side of support plate 3 is equipped with processing clamp angle adjusting structure 5.

[0025] Processing clamp angle adjusting structure 5 includes rotary shaft 51 and fixed platform 52, rotary shaft 51 is rotatably connected at the inner side of support plate 3, rotary shaft 51 can make circular arc type fixed platform 52 rotate in a certain range along the inner side of support plate 3 by multiple angles, the outer side of rotary shaft 51 is fixedly sleeved with fixed platform 52, the side wall of fixed platform 52 is fixedly provided with a plurality of threaded holes 53, the threaded holes 53 are distributed along the equidistant circumference of the outer side of fixed platform 52, the inner side of support plate 3 is threadedly connected with locking rod 54, one end of locking rod 54 is connected with the inner side of threaded hole 53.

[0026] The other end of locking rod 54 is fixedly connected with rotary wheel 55, rotary wheel 55 can be manually driven to be screwed, rotary wheel 55 can drive front end locking rod 54 to move back and forth in the inner side of support plate 3 when rotating, when locking rod 54 is inserted into the inner side threaded hole 53 of fixed platform 52, the angle of fixed platform 52 will be locked and stuck, so that the other side of fixed platform 52 can adjust the angle of clamping workpiece according to actual needs;

[0027] The fixed table 52 in arc shape can be rotated by a plurality of angles within a certain range along the inner side of the support plate 3, the threaded holes 53 are distributed in a plurality of equidistant circles along the outer side of the fixed table 52, the rotating wheel 55 can be manually driven to be screwed, and the rotating wheel 55 can drive the front end locking rod 54 to move back and forth in the inner side of the support plate 3 when rotating. When the locking rod 54 is inserted into the threaded hole 53 in the inner side of the fixed table 52, the angle of the fixed table 52 will be locked and stuck, so that the other side of the fixed table 52 can adjust the angle of clamping the workpiece according to actual needs. In this way, the workpiece can be clamped at different angles more conveniently through a simple and convenient way, the clamping angle adjustment is facilitated, and the adjustable stable mechanical machining clamp is not easily limited in work.

[0028] The front end of the dismounting plate 63 is provided with the stability clamping fixture structure 7, the stability clamping fixture structure 7 comprises a reinforcing block 71 and a double-headed screw 72, the reinforcing block 71 is fixedly connected to the other side of the dismounting plate 63, the middle part of the double-headed screw 72 is rotatably connected to the inner side of the reinforcing block 71 through a bearing, the threads at the two ends of the double-headed screw 72 are oppositely arranged, the two ends of the double-headed screw 72 are fixedly connected with screwing grooves 74, the screwing grooves 74 adopt cross-shaped notches, the screwing grooves 74 can be manually rotated and tightened by using an external screwdriver, and the two screwing grooves 74 are rotationally arranged on the outer walls of the reinforcing block 71.

[0029] When the screwdriver drives the screwing grooves 74 to rotate, the two opposite threaded blocks 73 on the two sides of the double-headed screw 72 can be simultaneously driven to move towards the inside or move apart to the outside, the threaded blocks 73 are in threaded connection with the two sides of the double-headed screw 72, the side walls of the two threaded blocks 73 are fixedly connected with linkage blocks 75, the linkage blocks 75 are welded and fixed with front end clamping plates 76 and rear threaded blocks 73, and when the double-headed screw 72 drives the two opposite threaded blocks 73 to slide, the two clamping plates 76 also move relatively.

[0030] At this time, the mechanical machining workpiece to be fixed is placed between the two clamping heads 77, and the clamping heads 77 can naturally realize the fixing effect, the two linkage blocks 75 are slidably connected to the front end of the reinforcing block 71, the other ends of the two linkage blocks 75 are fixedly connected with the clamping plates 76, the front ends of the two clamping plates 76 are fixedly connected with the clamping heads 77, the front ends of the two clamping heads 77 are relatively parallel, and the inner sides of the two clamping plates 76 are slidably connected with the outer wall of the reinforcing block 71;

[0031] The opposite arrangement of the threads at both ends of the double-headed screw 72, the cross-shaped slot of the screwing thread groove 74, and the manual rotation and tightening of the screwing thread groove 74 by using an external screwdriver, when the screwdriver drives the screwing thread groove 74 to rotate, the double-headed screw 72 will simultaneously drive the two opposite screw blocks 73 to move inwardly or outwardly, the linkage block 75 is welded and fixed with the front clamping plate 76 and the rear screw block 73, when the double-headed screw 72 drives the two opposite screw blocks 73 to slide, the two clamping plates 76 will also move relatively, at this time, the mechanical processing piece to be fixed is placed between the two clamping heads 77, and the clamping head 77 can naturally achieve the fixing effect, the mechanical screw structure hidden inside is used to drive the clamp to work, the pressure borne by the motor is reduced, the process of motor wiring is cancelled, and the use effect of the adjustable stable mechanical processing clamp is improved.

[0032] Working principle:

[0033] The adjustable stable mechanical processing clamp is fixed on the front end of the processing equipment output shaft by the mounting frame 2, so that the processing equipment output shaft can drive the processing clamp to clamp the parts to be processed close to the cutting tool 4 for cutting and shaping operation.

[0034] The firm clamping and fixing structure of the adjustable stable mechanical processing clamp:

[0035] The opposite arrangement of the threads at both ends of the double-headed screw 72, the cross-shaped slot of the screwing thread groove 74, and the manual rotation and tightening of the screwing thread groove 74 by using an external screwdriver, when the screwdriver drives the screwing thread groove 74 to rotate, the double-headed screw 72 will simultaneously drive the two opposite screw blocks 73 to move inwardly or outwardly, the linkage block 75 is welded and fixed with the front clamping plate 76 and the rear screw block 73, when the double-headed screw 72 drives the two opposite screw blocks 73 to slide, the two clamping plates 76 will also move relatively, at this time, the mechanical processing piece to be fixed is placed between the two clamping heads 77, and the clamping head 77 can naturally achieve the fixing effect;

[0036] The clamping angle adjustable structure of the adjustable stable mechanical processing clamp:

[0037] The fixed table 52 in arc shape can be rotated by a plurality of angles within a certain range along the inner side of the support plate 3, the threaded holes 53 are distributed in a plurality of equidistant circles along the outer side of the fixed table 52, the rotating wheel 55 can be manually driven to be screwed, and the rotating wheel 55 can drive the front end locking rod 54 to move back and forth along the inner side of the support plate 3 when the rotating wheel 55 rotates. When the locking rod 54 is inserted into the threaded hole 53 in the inner side of the fixed table 52, the angle of the fixed table 52 will be locked and stuck, so that the other side of the fixed table 52 can adjust the angle of clamping the workpiece according to actual needs. In a simple and convenient way, the workpiece can be clamped at different angles more conveniently, and the clamping angle can be adjusted conveniently.

[0038] Embodiment 2

[0039] Please refer to Figures 1-6 In this embodiment, the adjustable stable mechanical processing clamp further comprises a processing clamp firm locking mounting structure 6 arranged on one side of the fixed table 52. The processing clamp firm locking mounting structure 6 comprises a positioning plate 61, a split plate 62 and a dismounting plate 63. The positioning plate 61 is fixedly connected to the front end of the outer wall of the fixed table 52. The other side of the positioning plate 61 is movably connected to the split plate 62. The positioning plate 61 is welded to the front end of the fixed table 52. The other end of the split plate 62 is movably connected to the dismounting plate 63. Two protruding annular rings are sleeved on the outer side of the split plate 62. Two threaded studs 64 are arranged on the two sides of the positioning plate 61. When the dismounting plate 63 is fixed, the two threaded studs 64 are inserted into the two sides of the positioning plate 61.

[0040] Then the split plate 62 is sleeved on the outer side of the threaded studs 64. The first nut 65 is screwed and fixed in the space reserved on the outer side of the split plate 62 and the threaded stud 64. The other ends of the two threaded studs 64 are movably connected to the two sides of the split plate 62. The ends of the two threaded studs 64 are movably connected to the two sides inside the dismounting plate 63. The first nut 65 is threadedly sleeved on the outer side of the two threaded studs 64. The second nut 66 is threadedly sleeved on the outer side of the two threaded studs 64. The dismounting plate 63 is sleeved on the front end of the threaded stud 64. The two second nuts 66 are sleeved on the most front end of the threaded stud 64.

[0041] In this way, the first nut 65 is rotated to abut against the split plate 63, and the second nut 66 is rotated to abut against the split plate 62 and the dismounting plate 63. In this way, the double-layer connection structure cooperates with the double-layer nut to strengthen the connection and fixation of the dismounting plate 63 and the front end clamp with the fixed seat 52. The outer walls of the two first nuts 65 are abutted and connected to the two sides of the outer wall of the split plate 62. The side walls of the two second nuts 66 are abutted and connected to the two sides of the outer wall of the dismounting plate 63.

[0042] Working principle

[0043] The positioning plate 61 is welded at the front end of the fixed table 52, the outer side of the split plate 62 is sleeved with two layers of protruding rings, when the fixing of the dismounting plate 63 is carried out, two studs 64 are first penetrated into the two sides of the positioning plate 61, then the split plate 62 is sleeved outside the studs 64, the first nut 65 is screwed and fixed in the space reserved outside the split plate 62 and the studs 64, the dismounting plate 63 is sleeved at the front end of the studs 64, two second nuts 66 are sleeved at the most front end of the studs 64, in this way, the first nut 65 is rotated to abut against the split plate 63, the second nut 66 is rotated to abut against the split plate 62 and the dismounting plate 63, in this way, the double-layer connection structure cooperates with the double-layer nut to strengthen the connection and fixation of the dismounting plate 63 with the front end clamp and the fixed seat 52 more firmly and stably.

[0044] Although the utility model has been illustrated and described by referring to the preferred embodiments, it should be appreciated by those skilled in the art that various changes in form and details can be made within the scope of the claims.

Claims

1. An adjustable stable machining fixture, comprising a base (1), a mounting frame (2) and a cutting tool (4), wherein the mounting frame (2) is fixedly connected to the rear side of the end of the base (1), and the cutting tool (4) is fixedly arranged on the front side of the base (1), characterized in that: A support plate (3) is fixedly connected to the upper side of the base (1), and a processing fixture angle adjustment structure (5) is provided on the inner side of the support plate (3).

2. The adjustable stable machining fixture according to claim 1, characterized in that: The processing fixture angle adjustment structure (5) comprises a rotating shaft (51) and a fixed platform (52), wherein the rotating shaft (51) is rotatably connected to the inner side of the support plate (3), the outer side of the rotating shaft (51) is fixedly sleeved with the fixed platform (52), the side wall of the fixed platform (52) is fixedly provided with a plurality of threaded holes (53), the inner side of the support plate (3) is threadedly connected to a locking rod (54), one end of the locking rod (54) is threadedly connected to the inner side of the threaded hole (53), and the other end of the locking rod (54) is fixedly connected to a rotating wheel (55).

3. The adjustable stable machining fixture according to claim 2, characterized in that: A processing fixture firmly locking mounting structure (6) is provided on one side of the fixed platform (52), and the processing fixture firmly locking mounting structure (6) includes a positioning plate (61) and a disassembly plate (63), wherein the positioning plate (61) is fixedly connected to the front end of the outer wall of the fixed platform (52), the other side of the positioning plate (61) is movably connected to the splicing plate (62), and the other end of the splicing plate (62) is movably connected to the disassembly plate (63), the two sides of the positioning plate (61) are threadedly connected to studs (64), the other ends of the two studs (64) are movably connected to the two sides of the splicing plate (62), the ends of the two studs (64) are movably connected to the inner sides of the disassembly plate (63), the middle parts of the outer sides of the two studs (64) are threadedly sleeved with a first nut (65), and the outer front ends of the two studs (64) are threadedly sleeved with a second nut (66).

4. The adjustable stable machining fixture according to claim 3, characterized in that: The outer walls of the two first nuts (65) are tightly connected to both sides of the outer wall of the splicing plate (62), and the side walls of the two second nuts (66) are tightly connected to both sides of the outer wall of the disassembly plate (63).

5. The adjustable stable machining fixture according to claim 3, characterized in that: The front end of the disassembly plate (63) is provided with a stability clamping fixture structure (7), and the stability clamping fixture structure (7) includes a reinforcement block (71) and a double-headed screw (72). The reinforcement block (71) is fixedly connected to the other side of the disassembly plate (63), and the middle part of the double-headed screw (72) is rotatably connected to the inner side of the reinforcement block (71) through a bearing. The two ends of the double-headed screw (72) are fixedly connected with a screw thread groove (74). The two screw thread grooves (74) is rotatably opened on both sides of the outer wall of the reinforcing block (71), and the two sides of the double-headed screw (72) are threadedly connected with the threaded blocks (73), and the side walls of the two threaded blocks (73) are fixedly connected with the linkage blocks (75), and the two linkage blocks (75) are slidably connected to the front end of the reinforcing block (71), and the other ends of the two linkage blocks (75) are fixedly connected with the clamping plates (76), and the front ends of the two clamping plates (76) are fixedly connected with the clamping heads (77).

6. The adjustable stable machining fixture according to claim 5, characterized in that: The front ends of the two clamping heads (77) are arranged relatively parallel to each other, and the inner sides of the two clamping plates (76) are slidably connected to the outer wall of the reinforcement block (71).

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