CN220761086U

CN220761086U - Fixing jig for hardware machining

Info

Publication number: CN220761086U
Application number: CN202322402773.XU
Authority: CN
Inventors: 汪德森; 郭伟
Original assignee: Dongguan Huami Metal Technology Co ltd
Current assignee: Dongguan Huami Metal Technology Co ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-04-12
Anticipated expiration: 2033-09-05

Abstract

The utility model discloses a fixing jig for hardware machining, which comprises a fixing seat, wherein a positioning groove is formed in the top of the fixing seat, and a workpiece fixing assembly is arranged in the positioning groove; the workpiece fixing assembly comprises two clamping plates driven by a width adjusting motor, a protective rubber sheet is glued and fixed on one side, close to each other, of the two clamping plates, and a supporting base plate is uniformly formed in the middle of one side, close to each other, of the two clamping plates; through the constant head tank that sets up, instrument fixed subassembly and the conflict subassembly isotructure that sets up in the constant head tank, and then can effectually realize the automatic centre gripping of work piece fixed and automatic positioning in the constant head tank, the practicality of the manual mode of centre gripping than prior art is more excellent to after the completion of drilling at every turn, through the unclamping of grip block, can realize the automatic unloading of work piece, it is more convenient than the manual mode of unloading of prior art.

Description

Fixing jig for hardware machining

Technical Field

The utility model relates to the technical field of fixing jigs, in particular to a fixing jig for hardware machining.

Background

The hardware is a tool obtained by processing and casting metals such as gold, silver, copper, iron, tin and the like, and is used for fixing things, processing things, decorating and the like. Common hardware includes screws, nuts, washers, fasteners, hinges, door locks, handles, turntables, zippers, hooks. The hardware has wide application in the fields of manufacturing, machining, electronic communication, building decoration and the like. In house decoration, the hardware is widely applied to assembly of various furniture, doors and windows, kitchen and bathroom appliances and the like.

To facilitate normal use of the hardware, the hardware is usually required to be pre-machined, and drilling operation is the most common machining mode on the hardware. And the hardware is processed, so that the hardware is not positioned and fixed.

As disclosed in the patent CN213052873U, a fixing jig for hardware processing, mentioned in the following: the electric drill comprises a part to be processed, an inner pipe, an outer pipe and an electric drill, wherein the upper end of the inner pipe is outwards enlarged to form a connecting part, a connecting ring used for fixing the connecting part is arranged in an opening at the lower end of the outer pipe, more than one screw hole is formed in an annular structure on the outer wall surface of the inner pipe, a limiting mechanism is connected in the screw hole in a threaded mode, the part is arranged in the inner pipe and is limited and fixed through the limiting mechanism, a top plate is arranged at the upper end of the outer pipe, a fixing pipe is arranged at the center of the top plate, and the head of the electric drill is inserted into the fixing pipe and is locked and fixed through an external bolt. The device is simple in structure, the device is directly fixed on the electric drill, the shape between the limiting mechanisms can be adjusted according to the size of the part, the adaptability is improved, the inner pipe can be sleeved on the part from top to bottom, the fixing and limiting of the part are completed, the electric drill can vertically move downwards to complete drilling through the lower piezoelectric drill, and the inclination of the electric drill in the drilling process is avoided.

The above disclosed technology pushes the limiting plate to fix the hardware by screwing, and this way realizes the purported purpose of fixing the parts, but we find that this way has certain defects when actually simulating use:

for example, in the prior art of the above patent, when the hand wheel needs to be manually screwed to drive the limiting plate to approach the part and clamp and fix the part, this means that a plurality of hand wheels need to be screwed for a plurality of times to fix the part, and after one part is machined, the part needs to be unscrewed again and manually taken out from the clamping part, so that the problems of more operation steps, complicated operation and low machining efficiency exist, and after a new part is placed, in order to ensure the accuracy of the drilling position, the screwing distance of each hand wheel needs to be continuously adjusted to ensure the alignment of the drilling position of the part and the drill bit, the problem that the positioning alignment of the drilling position of the part and the position of the drill bit is difficult exists, the accuracy of re-drilling of the part is difficult to ensure every time, and therefore, some defects existing in the prior art are necessarily improved.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the fixing jig for hardware machining comprises a fixing seat, wherein a positioning groove is formed in the top of the fixing seat, and a workpiece fixing assembly is arranged in the positioning groove; the workpiece fixing assembly comprises two clamping plates driven by a width adjusting motor, a protective rubber sheet is glued and fixed on one side, close to each other, of the two clamping plates, and a supporting base plate is uniformly formed in the middle of one side, close to each other, of the two clamping plates; the top one side of fixing base still is fixed with the backup pad, the front of backup pad is provided with the fly leaf, drilling motor and conflict subassembly are installed in the front of fly leaf, conflict subassembly is including installing the fixed section of thick bamboo in drilling motor bottom to and swing joint is in the conflict section of thick bamboo of fixed section of thick bamboo bottom.

As a further scheme of the utility model: limiting guide grooves are formed in the front side and the rear side of the inner wall of the positioning groove, a first guide fixing block is fixed in the middle of one side of each clamping plate, a second guide fixing block is fixed in the middle of the other side of each clamping plate, and the first guide fixing block and the second guide fixing block are respectively and slidably connected in the two limiting guide grooves.

As a further scheme of the utility model: the width adjusting motor is arranged on the side face of the fixed seat, the power output shaft of the width adjusting motor is connected with a bidirectional screw rod, the bidirectional screw rod movably penetrates through the inner cavity of the fixed seat and extends into one of the limiting guide grooves, two threaded ends of the bidirectional screw rod respectively penetrate through the first guide fixing blocks in a threaded mode, one guide fixing rod is fixed between two sides of the inner wall of the limiting guide groove, and the guide fixing rod penetrates through the second guide fixing blocks in a sliding mode.

As a further scheme of the utility model: an annular movable cavity is formed in the side wall of the fixed cylinder, a reset spring is fixed on the inner top wall of the movable cavity around the annular equidistant space, a plurality of telescopic cylinders which are connected in the movable cavity in a sliding mode are fixed at the bottoms of the reset springs, and the tops of the abutting cylinders are fixed at the bottoms of the telescopic cylinders.

As a further scheme of the utility model: the drilling device is characterized in that the top of the front surface of the supporting plate is provided with a height adjusting motor, a screw rod is connected to a power output shaft of the height adjusting motor, a sliding body is sleeved on the screw rod in a threaded mode, one side of the sliding body is fixed on the movable plate, and the drilling motor and the abutting component are fixed on the movable plate through clamping pieces.

As a further scheme of the utility model: the power output shaft of the drilling motor movably penetrates through the inside of the abutting component and is fixedly provided with a drill bit.

As a further scheme of the utility model: the bottom four corners department of fixing base all is fixed with the supporting legs, four be fixed with a fixed bottom plate between the supporting legs, the collection frame has been placed at fixed bottom plate's top, the open-top of collection frame is just to the bottom export of constant head tank.

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

the utility model discloses a, through the constant head tank that sets up, instrument fixed subassembly and the conflict subassembly isotructure that set up in the constant head tank, and then can effectually realize the automatic centre gripping of work piece fixed and automatic positioning in the constant head tank, the practicality of the manual centre gripping mode of prior art is better, and after the completion of drilling at every turn, through the unclamping of grip block, can realize the automatic unloading of work piece, it is more convenient than the manual unloading mode of prior art, this design scheme can realize through good location that each work piece is in same position when drilling, can avoid the deviation of work piece drilling site, thereby guarantee the quality after the drilling of whole batch work piece, the cooperation sets up the collection frame in the fixing base bottom, can conveniently carry out automatic collection to the work piece that drilling was accomplished, thereby make things convenient for follow-up unified taking out, unified handling, the problem that operation step is more when fixing the work piece that prior art exists has been solved, complex operation and machining efficiency is low.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a workpiece fixture assembly of the present utility model;

FIG. 3 is a schematic view of the front cross-sectional structure of the fixing base of the present utility model;

FIG. 4 is a schematic cross-sectional front view of an interference assembly of the present utility model.

Reference numerals and names in the drawings are as follows:

1. a fixing seat; 2. a positioning groove; 201. a limit guide groove; 3. a width adjustment motor; 301. a two-way screw rod; 4. a support plate; 5. a height adjusting motor; 6. a movable plate; 7. a drilling motor; 701. a drill bit; 8. a collision component; 801. a fixed cylinder; 8011. a return spring; 802. a telescopic cylinder; 803. a collision cylinder; 9. a fixed bottom plate; 10. a collection frame; 11. a workpiece fixing assembly; 1101. a clamping plate; 1102. a protective rubber sheet; 1103. a first guide fixing block; 1104. a support backing plate; 12. a second guide fixing block; 13. and guiding the fixed rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a fixture for processing hardware comprises a fixing base 1, wherein a positioning groove 2 is formed in the top of the fixing base 1, and a workpiece fixing assembly 11 is arranged in the positioning groove 2; the workpiece fixing assembly 11 comprises two clamping plates 1101 driven by the width adjusting motor 3, a protective rubber sheet 1102 is glued and fixed on one side, close to each other, of the two clamping plates 1101, the protective rubber sheet 1102 can play a role in buffering and soft protection on a workpiece to be clamped and fixed, scratches on the workpiece during clamping are avoided, a supporting base plate 1104 is uniformly formed in the middle of one side, close to each other, of the two clamping plates 1101, and the supporting base plate 1104 can play a role in carrying the workpiece during preliminary workpiece placement; the top one side of fixing base 1 still is fixed with backup pad 4, and the front of backup pad 4 is provided with fly leaf 6, and drilling motor 7 and conflict subassembly 8 are installed in the front of fly leaf 6, and conflict subassembly 8 is including installing the fixed section of thick bamboo 801 in drilling motor 7 bottom to and swing joint is in the conflict section of thick bamboo 803 of fixed section of thick bamboo 801 bottom, and the power output shaft activity of drilling motor 7 runs through to the inside of conflict subassembly 8 and is fixed with drill bit 701.

In this embodiment, the front and rear sides of the inner wall of the positioning groove 2 are provided with the limit guide grooves 201, the middle part of one side of each clamping plate 1101 is fixed with the first guide fixing block 1103, the middle part of the other side is fixed with the second guide fixing block 12, and the first guide fixing block 1103 and the second guide fixing block 12 are respectively slidably connected in the two limit guide grooves 201.

Specifically, through set up spacing guide way 201 on the inner wall of constant head tank 2, and then can be favorable to the slip of direction fixed block one 1103 and direction fixed block two 12, can play spacing and the effect of motion trail direction, also guarantee the stability of two grip blocks 1101 when the activity simultaneously.

In this embodiment, the width adjustment motor 3 is mounted on a side surface of the fixing base 1, and a power output shaft of the width adjustment motor 3 is connected with a bidirectional screw rod 301, the bidirectional screw rod 301 movably penetrates through an inner cavity of the fixing base 1 and extends into one of the limit guide grooves 201, two threaded ends of the bidirectional screw rod 301 respectively penetrate through the two guide fixing blocks 1103 in a threaded manner, a guide fixing rod 13 is fixed between two sides of an inner wall of the other limit guide groove 201, and the guide fixing rod 13 penetrates through the two guide fixing blocks 12 in a sliding manner.

Specifically, through the width adjustment motor 3 that sets up to install a two-way lead screw 301 on width adjustment motor 3, because the screw thread at two ends of the two-way lead screw 301 body of rod is opposite, thereby realize driving grip block 1101 and do the action that is close to each other or keep away from each other simultaneously, realize automatic centre gripping work piece and the automatic purpose of lifting off the work piece, guarantee simultaneously that the drilling is synchronous, and cover on direction fixed block two 12 establishes direction dead lever 13, then realized spacing guide's effect to the opposite side of grip block 1101, further guaranteed the stability of grip block 1101 when the activity.

In this embodiment, an annular movable cavity is formed on the side wall of the fixed barrel 801, the inner top wall of the movable cavity is fixed with return springs 8011 around the annular equidistant, the bottoms of the plurality of return springs 8011 are fixed with telescopic barrels 802 slidingly connected in the movable cavity, and the top of the abutting barrel 803 is fixed at the bottom of the telescopic barrels 802.

Specifically, the abutting cylinder 803 moves at the bottom of the fixed cylinder 801 through the telescopic cylinder 802 and the return spring 8011, so that when the clamped workpiece loses the clamping force and is ready to fall, the effect of falling is achieved by pushing the abutting cylinder 803 to push the workpiece by the return of the return spring 8011, and the workpiece can be better withdrawn from the positioning groove 2.

In this embodiment, the front top of backup pad 4 is installed high accommodate motor 5, is connected with the lead screw on high accommodate motor 5's the power take off shaft, and the thread bush is equipped with the sliding body on the lead screw, and one side of sliding body is fixed on fly leaf 6, and drilling motor 7 is fixed on fly leaf 6 through the holder with conflict subassembly 8.

Specifically, through the above-mentioned structure, realized the action that drive drilling motor 7 and conflict subassembly 8 rise or descend, and then can utilize drilling motor 7 to accomplish the drilling operation to the work piece of location in constant head tank 2.

In this embodiment, support feet are fixed at four corners of the bottom of the fixing base 1, a fixing base plate 9 is fixed between the four support feet, a collecting frame 10 is placed on top of the fixing base plate 9, and a top opening of the collecting frame 10 is right opposite to a bottom outlet of the positioning groove 2.

Specifically, through setting up collection frame 10 in the bottom of fixing base 1, and then can effectually accept the work piece that falls down from constant head tank 2 to convenient subsequent unified collection and processing.

When in use:

the staff firstly places the hardware to be processed and drilled between the two clamping plates 1101, places the bottom of the workpiece at the top of the supporting base plate 1104, then starts the width adjusting motor 3, drives the two clamping plates 1101 to move close to each other through the width adjusting motor 3, and accordingly achieves the fitting and clamping of the workpiece by using the protective rubber sheet 1102 on the clamping plates 1101, and as the two clamping plates 1101 synchronously move close to each other or away from each other through the action of the two clamping plates 301, the same moving distance of the two clamping plates 1101 each time can be guaranteed, the workpiece fixed by the clamping plates 1101 each time can be guaranteed to be in the same position, and the drilling position of the workpiece can be guaranteed to be aligned with the drill bit 701 each time;

after the workpiece is fixed in the positioning groove 2, a worker can start the height adjusting motor 5, further, the movable plate 6 is driven to move downwards by utilizing the screw rod connected with the height adjusting motor 5, the abutting component 8 is driven to enter the positioning groove 2, the bottom of the abutting barrel 803 is attached to the top of the workpiece, then, the worker can start the drilling motor 7, the power output shaft of the drilling motor 7 drives the drill bit 701 to rotate, along with continuous descending of the movable plate 6 after being driven by the height adjusting motor 5, further, the drill bit 701 capable of being matched with continuous rotation can realize drilling on the workpiece, and during drilling, the movable plate 6 can synchronously push the fixed barrel 801 to descend, further, compression of the reset spring 8011 is realized after the abutting barrel 803 is carried out, and further, the top of the telescopic barrel 802 continuously enters a movable cavity formed in the side wall of the fixed barrel 801;

with the drill 701 continuously drilling into the workpiece, after the bottom of the drill 701 drills through the workpiece, a worker can start the width adjustment motor 3 again, so that the two clamping plates 1101 are driven by the bidirectional screw rod 301 to realize the moving action of being far away from each other, and after the two clamping plates 1101 are far away from each other, the workpiece can be loosened because the fixedly clamped workpiece is no longer clamped by the fixing force of the clamping plate and is not supported by the supporting pad 1104, and the workpiece can drop into the collecting frame 10 by the reset of the reset spring 8011 and pushing the abutting cylinder 803 to push the workpiece after drilling, so that the processing of one workpiece is completed, and then the worker can repeat the steps and continue the processing and drilling operation of the next workpiece.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The fixing jig for hardware machining comprises a fixing seat (1), and is characterized in that a positioning groove (2) is formed in the top of the fixing seat (1), and a workpiece fixing assembly (11) is arranged in the positioning groove (2);

the workpiece fixing assembly (11) comprises two clamping plates (1101) driven by a width adjusting motor (3), protective rubber sheets (1102) are glued and fixed on one sides of the two clamping plates (1101) which are close to each other, and supporting base plates (1104) are uniformly formed in the middle of one sides of the two clamping plates (1101) which are close to each other;

the utility model discloses a drilling machine, including fixing base (1), fixed seat (1) top one side still is fixed with backup pad (4), the front of backup pad (4) is provided with fly leaf (6), drilling motor (7) and conflict subassembly (8) are installed in the front of fly leaf (6), conflict subassembly (8) are including installing fixed section of thick bamboo (801) in drilling motor (7) bottom to and swing joint is in conflict section of thick bamboo (803) of fixed section of thick bamboo (801) bottom.

2. The fixture for machining hardware according to claim 1, wherein limiting guide grooves (201) are formed in front and rear sides of an inner wall of the positioning groove (2), a first guide fixing block (1103) is fixed in the middle of one side of each clamping plate (1101), a second guide fixing block (12) is fixed in the middle of the other side of each clamping plate, and the first guide fixing block (1103) and the second guide fixing block (12) are respectively and slidably connected in the two limiting guide grooves (201).

3. The fixture for machining hardware according to claim 1, wherein the width adjusting motor (3) is mounted on a side surface of the fixing base (1), a bidirectional screw rod (301) is connected to a power output shaft of the width adjusting motor (3), the bidirectional screw rod (301) movably penetrates through an inner cavity of the fixing base (1) and extends into one of the limit guide grooves (201), two threaded ends of the bidirectional screw rod (301) penetrate through two first guide fixing blocks (1103) respectively, one guide fixing rod (13) is fixed between two sides of an inner wall of the other limit guide groove (201), and the guide fixing rod (13) penetrates through two second guide fixing blocks (12) in a sliding mode.

4. The fixture for machining hardware according to claim 1, wherein an annular movable cavity is formed in a side wall of the fixed cylinder (801), return springs (8011) are fixed around the annular inner top wall of the movable cavity at equal intervals, telescopic cylinders (802) which are slidably connected in the movable cavity are fixed at bottoms of the plurality of return springs (8011), and tops of the abutting cylinders (803) are fixed at bottoms of the telescopic cylinders (802).

5. The fixing jig for hardware machining according to claim 1, wherein the top of the front surface of the supporting plate (4) is provided with a height adjusting motor (5), a power output shaft of the height adjusting motor (5) is connected with a screw rod, a sliding body is sleeved on the screw rod in a threaded mode, one side of the sliding body is fixed on the movable plate (6), and the drilling motor (7) and the abutting component (8) are fixed on the movable plate (6) through clamping pieces.

6. The fixture for fixing hardware processing according to claim 1, wherein the power output shaft of the drilling motor (7) movably penetrates into the interference component (8) and is fixed with a drill bit (701).

7. The fixing jig for hardware machining according to claim 1, wherein supporting feet are fixed at four corners of the bottom of the fixing base (1), a fixing base plate (9) is fixed between the four supporting feet, a collecting frame (10) is placed at the top of the fixing base plate (9), and a top opening of the collecting frame (10) is right opposite to a bottom outlet of the positioning groove (2).