Metal product machining tool clamp

Abstract

The utility model relates to a metal product machining work fixture which comprises a bottom plate, a mounting groove is formed in the middle of the upper surface of the bottom plate, a driving motor is fixed to an inner cavity of the mounting groove, and a rotating column rotationally connected with the upper surface of the bottom plate through a bearing is fixed to an output shaft of the driving motor. A fixing plate is fixed to the upper surface of the rotating column, a double-shaft motor is fixed to the middle of the inner bottom wall of the fixing plate, lead screws rotationally connected with the inner side wall of the fixing plate through bearings are fixed to output shafts on the two sides of the double-shaft motor, and dismounting and replacing mechanisms facilitating dismounting and replacing are arranged at the left end and the right end of the upper surface of the fixing plate correspondingly. According to the metal product machining tool clamp, a worker can select a proper clamping plate for clamping according to the shape of a to-be-machined metal product through the arranged dismounting and replacing mechanism, the dismounting and replacing process is simple and convenient, the applicability during machining of various metal products is greatly improved, the dismounting and replacing efficiency of the clamping plate is improved, and then the practicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal product processing technical field, concretely is a kind of metal product processing frock clamp. BACKGROUND

[0002] Metal products will use fixture in the process of processing, fixture can accurately position workpiece, ensure the relative position relationship between workpiece and tool and machine tool is correct, to ensure that processing size, shape and position accuracy, install workpiece using fixture, can not be influenced by the technical level of worker, processing precision is high and stable.

[0003] Through retrieval, it is found that the Chinese patent publication No. CN213998660U discloses a metal product processing frock clamp convenient to disassemble, which comprises a base, a support column is arranged on the top of the base, a turntable is arranged on the top of the support column, and a plurality of protrusions are arranged on the outer side of the turntable; a clamping assembly is symmetrically installed on the top of the turntable; a drive motor is fixedly installed on the top of the base on one side of the turntable, a rotating shaft is fixedly connected to the top output end of the drive motor, and a gear is fixedly connected to the top end of the rotating shaft; a receiving groove is formed between the two clamping assemblies on the top of the turntable, a collecting box with an open top is embedded in the receiving groove, an ear plate is fixedly connected to the top end of the collecting box, and a pull handle is symmetrically fixedly connected to the top of the ear plate; the utility model is convenient for disassembling and assembling metal products, and the processing position of the metal products can be easily changed, but the style of the metal products is various, and the fixture in the utility model can only adapt to regular-shaped metal products, and the stability of irregular-shaped metal products during clamping is poor, which limits the use. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model provides a metal product processing frock clamp, which has the advantages of being convenient to replace clamps of different shapes, and solves the problems of various styles of metal products, only regular-shaped metal products can be adapted to, poor stability of irregular-shaped metal products during clamping, and limitation in use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a metal product processing frock clamp, comprising a bottom plate, a mounting groove is formed in the middle of the upper surface of the bottom plate, a drive motor is fixedly arranged in the inner cavity of the mounting groove, a rotating column is fixedly connected to the output shaft of the drive motor and rotates with the upper surface of the bottom plate through a bearing, a fixed plate is fixedly arranged on the upper surface of the rotating column, a double-shaft motor is fixedly arranged in the middle of the inner bottom wall of the fixed plate, a lead screw is fixedly connected to the output shaft of the double-shaft motor and rotates with the inner side wall of the fixed plate through a bearing, a dismounting and replacing mechanism is arranged at the left and right ends of the upper surface of the fixed plate for convenient dismounting and replacing, and a positioning mechanism is arranged at the left and right ends of the upper surface of the bottom plate.

[0006] The fixing block is provided with a through hole on the opposite side, a clamping plate on the opposite side of the through hole, an insertion block fixed on the opposite side of the clamping plate, a reset spring fixed on the opposite side of the movable plate on the top and bottom of the fixing block, and a clamping block fixed on the opposite side of the movable plate.

[0007] Further, the left and right ends of the outer surface of the lead screw are threadedly connected with a connecting plate, the left and right ends of the upper surface of the fixing plate are provided with a guide hole, and the upper surface of the connecting plate penetrates through the guide hole and extends to the upper side of the fixing plate and is fixed with the lower surface of the fixing block.

[0008] Further, the left and right ends of the inner bottom wall of the fixing plate are fixed with a limiting strip, and the bottom of the connecting plate does horizontal linear motion in the inner cavity of the limiting strip.

[0009] Further, the size of the through hole is matched with the size of the insertion block, the opposite side of the clamping plate is fixed with a rubber plate, and the upper and lower sides of the insertion block are provided with a clamping groove matched with the size of the clamping block.

[0010] Further, the opposite side of the fixing block is fixed with a positioning ring, the opposite side of the insertion block is provided with a ring groove matched with the outer diameter of the positioning ring, the top and bottom of the opposite side of the fixing block are provided with a mounting hole, and the opposite side of the movable plate is fixed with a poking block penetrating through and extending to the outside of the mounting hole.

[0011] Further, the positioning mechanism comprises a threaded hole provided on the left and right ends of the upper surface of the bottom plate, a threaded hole in the inner cavity of the threaded hole is threadedly connected with a threaded rod, and the upper surface of the threaded rod is fixed with a hand wheel.

[0012] Further, the two threaded rods are symmetrically distributed on the left and right sides of the vertical central axis of the bottom plate.

[0013] Compared with the prior art, the technical scheme has the following beneficial effects:

[0014] 1. The metal product machining tool clamp is provided with a dismounting mechanism, which can enable the worker to select a suitable clamping plate for clamping according to the shape of the metal product to be machined, the dismounting process is relatively simple, the applicability of the tool clamp to various metal product machining is greatly improved, the dismounting efficiency of the clamping plate is improved, and the practicality is improved.

[0015] 2、The metal product machining tool clamp is provided with a positioning mechanism, the threaded rod can move downwards in the inner cavity of the threaded hole, the bottom of the threaded rod is screwed into the hole in the desktop, the clamp is fixed with the desktop, and the precision of the metal product during machining is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of the utility model;

[0017] Figure 2 It is a structural schematic view of the utility model dismounting mechanism;

[0018] Figure 3 It is a structural schematic view of the utility model fixed block;

[0019] Figure 4 It is a structural schematic view of the utility model positioning mechanism.

[0020] In the drawing: 1 bottom plate, 2 installation slot, 3 drive motor, 4 rotating column, 5 fixed plate, 6 double-shaft motor, 7 screw rod, 8 dismounting mechanism, 801 fixed block, 802 through hole, 803 clamping plate, 804 plug-in block, 805 movable plate, 806 return spring, 807 clamping block, 9 positioning mechanism, 901 threaded hole, 902 threaded rod, 903 hand wheel. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Please refer to Figure 1 A metal product machining tool clamp in the embodiment comprises a bottom plate 1, an installation slot 2 is formed in the middle of the upper surface of the bottom plate 1, a drive motor 3 is fixed in the inner cavity of the installation slot 2, a rotating column 4 is rotatably connected to the upper surface of the bottom plate 1 through a bearing and is fixed to the output shaft of the drive motor 3, a fixed plate 5 is fixed to the upper surface of the rotating column 4, a double-shaft motor 6 is fixed to the middle of the inner bottom wall of the fixed plate 5, screw rods 7 are rotatably connected between the inner side walls of the fixed plate 5 and the two side output shafts of the double-shaft motor 6 through bearings, dismounting mechanisms 8 for facilitating dismounting are arranged at the left and right ends of the upper surface of the fixed plate 5, and positioning mechanisms 9 are arranged at the left and right ends of the upper surface of the bottom plate 1.

[0023] The left and right ends of the outer surface of the lead screw 7 are threadedly connected with connecting plates, the left and right ends of the upper surface of the fixed plate 5 are provided with guide holes, the left and right ends of the inner bottom wall of the fixed plate 5 are fixed with limiting strips, the bottom of the connecting plate moves horizontally in the inner cavity of the limiting strip, and the limiting strips are arranged to limit the movement of the connecting plate again, so that the connecting plate can only move linearly.

[0024] In addition, the two output shafts of the double-shaft motor 6 rotate in the same direction, and the thread directions on the surfaces of the two lead screws 7 are opposite.

[0025] It can be understood that the metal product is placed on the upper surface of the fixed plate 5, the double-shaft motor 6 is started, the output shaft of the double-shaft motor 6 rotates to drive the two lead screws 7 to rotate, so that the connecting plate threadedly connected with the surface of the lead screw 7 moves under the action of the limiting strip, and at this time, the two fixed blocks 801 drive the two clamping plates 803 to move relatively, so that the two ends of the metal product can be positioned and clamped.

[0026] Please refer to Figures 2-3 In order to make the staff select appropriate clamps for clamping according to the shape of the metal product to be processed, the dismounting mechanism 8 in the embodiment comprises fixed blocks 801 arranged at the left and right ends of the upper surface of the fixed plate 5, the opposite sides of the two fixed blocks 801 are provided with through holes 802, the opposite sides of the two fixed blocks 801 are provided with clamping plates 803, the opposite sides of the two clamping plates 803 are fixed with plug blocks 804, the top and bottom of the inner cavity of the fixed block 801 are provided with movable plates 805, the opposite sides of the upper and lower movable plates 805 and the opposite sides between the left and right ends of the inner top wall and the inner bottom wall of the fixed block 801 are fixed with return springs 806, the two toggle blocks move in opposite directions, so that the two movable plates 805 move in opposite directions, the opposite movement of the two movable plates 805 will cause the return springs 806 to be extruded, so that the plurality of return springs 806 are shortened, the opposite sides of the two movable plates 805 are fixed with clamping blocks 807, the movable plates 805 will drive the clamping blocks 807 to move when moving, until the clamping blocks 807 are completely removed from the clamping grooves arranged on the upper and lower sides of the plug blocks 804, the plug blocks 804 are released from the limiting, and then the clamping plates 803 are pulled to drive the plug blocks 804 to move out of the inner cavity of the through hole 802, and then appropriate clamps are replaced.

[0027] In the embodiment, the upper surface of the connecting plate penetrates through the guide hole and extends to the upper side of the fixed plate 5 and is fixed with the lower surface of the fixed block 801, the size of the inner cavity of the through hole 802 is matched with the size of the plug block 804, the opposite sides of the two clamping plates 803 are fixed with rubber plates, the rubber plates are arranged to increase the friction between the clamping plates 803 and the metal product, and the upper and lower sides of the plug block 804 are provided with clamping grooves matched with the size of the clamping block 807.

[0028] The inner wall of the opposite side of the two fixing blocks 801 is fixed with a positioning ring, the side opposite to the two insertion blocks 804 is provided with a ring-shaped groove matched with the outer diameter of the positioning ring, the top and bottom of the side opposite to the two fixing blocks 801 are provided with mounting holes, which can preliminarily position the insertion block 804, and the side opposite to the left and right two end movable plates 805 is fixed with a poking block penetrating through and extending to the outside of the mounting hole.

[0029] It should be noted that the worker can select the appropriate clamping plate 803 according to the shape of the metal product to be processed, the dismounting process is relatively simple, the applicability of the metal product processing is greatly improved, and the dismounting efficiency of the clamping plate 803 is improved.

[0030] Please refer to Figure 4 In order to improve the stability of the clamp during processing, the positioning mechanism 9 in the embodiment includes threaded holes 901 opened on the upper surface of the bottom plate 1 left and right, the inner cavity of the threaded hole 901 is screwed with a threaded rod 902, the upper surface of the threaded rod 902 is fixed with a hand wheel 903, the threaded rod 902 can be driven by rotating the hand wheel 903 to move downward in the inner cavity of the threaded hole 901, and the bottom is screwed into the hole on the desktop, thereby ensuring the precision of the metal product during processing.

[0031] In the embodiment, the two threaded rods 902 are symmetrically distributed on the left and right sides of the vertical central axis of the bottom plate 1.

[0032] It should be noted that the threaded rod 902 can move downward in the inner cavity of the threaded hole 901, and the bottom of the threaded rod 902 can be screwed into the hole on the desktop, so that the clamp is fixed with the desktop, and the precision of the metal product during processing is ensured.

[0033] The working principle of the above embodiment is:

[0034] (1) when clamping the metal product, first, the appropriate clamping plate 803 is selected according to the shape of the metal product, when the clamping plate 803 is replaced, the two movable blocks are moved to move in opposite directions, so that the two movable plates 805 move in opposite directions, the opposite movement of the two movable plates 805 will cause the compression of the reset spring 806, so that the plurality of reset springs 806 are shortened, the movable plate 805 will drive the clamping block 807 to move when moving, until the clamping block 807 is completely removed from the clamping groove opened on the upper and lower sides of the plug block 804, the plug block 804 can be released from the limiting, then the clamping plate 803 is pulled to drive the plug block 804 to move out of the inner cavity of the through hole 802, and then the appropriate clamp is replaced; then the metal product is placed on the upper surface of the fixed plate 5, the double-shaft motor 6 is started, the output shaft of the double-shaft motor 6 rotates to drive the two lead screws 7 to rotate, so that the connecting plate connected with the surface of the lead screw 7 moves under the action of the limiting strip, at this time, the two fixed blocks 801 drive the two clamping plates 803 to move relatively, and the two ends of the metal product can be positioned and clamped.

[0035] (2) in order to improve the stability of the clamp during processing, the hand wheel 903 is rotated to drive the threaded rod 902 to move downward in the inner cavity of the threaded hole 901, and the bottom is screwed into the hole in the desktop, so as to ensure the precision of the metal product during processing.

[0036] It should be noted that in this text, relationship terms such as first and second 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 the entities or operations. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitation, the element defined by the statement "including a…" does not exclude the presence of other identical elements in the process, method, article or equipment including the element.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A metal product processing tooling fixture comprising a base plate (1) characterised in that: The middle part of the upper surface of the bottom plate (1) is provided with a mounting groove (2), the inner cavity of the mounting groove (2) is fixedly provided with a driving motor (3), the output shaft of the driving motor (3) is fixedly provided with a rotating column (4) which is rotatably connected with the upper surface of the bottom plate (1) through a bearing, the upper surface of the rotating column (4) is fixedly provided with a fixed plate (5), the middle part of the inner bottom wall of the fixed plate (5) is fixedly provided with a double-shaft motor (6), the two side output shafts of the double-shaft motor (6) are fixedly provided with lead screws (7) which are rotatably connected with the inner side wall of the fixed plate (5) through bearings, the left and right ends of the upper surface of the fixed plate (5) are both provided with a dismounting mechanism (8) for facilitating dismounting and replacing, and the left and right ends of the upper surface of the bottom plate (1) are both provided with a positioning mechanism (9). The dismounting mechanism (8) comprises fixed blocks (801) arranged at the left and right ends of the upper surface of the fixed plate (5), through holes (802) are formed in the opposite sides of the two fixed blocks (801), clamping plates (803) are arranged on the opposite sides of the two fixed blocks (801), plug blocks (804) are fixedly arranged on the opposite sides of the two clamping plates (803), movable plates (805) are arranged at the top and bottom of the inner cavity of the fixed block (801), reset springs (806) are fixedly arranged on the opposite sides of the two movable plates (805) and between the left and right ends of the inner top wall and the inner bottom wall of the fixed block (801) which are opposite to each other, and clamping blocks (807) are fixedly arranged on the opposite sides of the two movable plates (805).

2. A metal fabrication tooling fixture according to claim 1, wherein: The outer surface of the lead screw (7) is threadedly connected with a connecting plate at the left and right ends thereof, the upper surface of the connecting plate penetrates through the guide holes and extends to the upper side of the fixed plate (5) and is fixed to the lower surface of the fixed block (801).

3. A metal fabrication tooling fixture according to claim 2, wherein: The left and right ends of the inner bottom wall of the fixed plate (5) are both fixedly provided with a limiting strip, and the bottom of the connecting plate moves horizontally in the inner cavity of the limiting strip.

4. A metal fabrication tooling fixture according to claim 1 wherein: The size of the inner cavity of the through hole (802) is matched with the size of the plug block (804), rubber plates are fixedly arranged on the opposite sides of the two clamping plates (803), and clamping grooves which are matched with the size of the clamping block (807) are formed in the upper and lower sides of the plug block (804).

5. A metal fabrication tooling fixture according to claim 1 wherein: The opposite sides of the inner wall of the two fixed blocks (801) are both fixedly provided with positioning annular rings, the opposite sides of the two plug blocks (804) are both provided with annular grooves which are matched with the outer diameter of the positioning annular ring, mounting holes are formed in the top and bottom of the opposite sides of the two fixed blocks (801), and the opposite sides of the two movable plates (805) are both fixedly provided with a poking block which penetrates through and extends to the outside of the mounting hole.

6. A metal fabrication tooling fixture according to claim 1, wherein: The positioning mechanism (9) comprises threaded holes (901) formed in the left and right ends of the upper surface of the bottom plate (1), the inner cavities of the threaded holes (901) are threadedly connected with threaded rods (902), and the upper surfaces of the threaded rods (902) are fixedly provided with hand wheels (903).

7. A metal fabrication tooling fixture according to claim 6 wherein: The two threaded rods (902) are symmetrically arranged on the left and right sides of the vertical middle axis of the bottom plate (1).

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