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CN221658659U - Clamp for precision machining of batch hardware - Google Patents

Clamp for precision machining of batch hardware Download PDF

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Publication number
CN221658659U
CN221658659U CN202420022775.8U CN202420022775U CN221658659U CN 221658659 U CN221658659 U CN 221658659U CN 202420022775 U CN202420022775 U CN 202420022775U CN 221658659 U CN221658659 U CN 221658659U
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CN
China
Prior art keywords
positioning
clamping
threaded
fixture
assemblies
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Application number
CN202420022775.8U
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Chinese (zh)
Inventor
温少云
张景宜
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Huizhou Hengxinjia Precision Parts Co ltd
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Huizhou Hengxinjia Precision Parts Co ltd
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Abstract

The utility model belongs to the field of fixtures, and particularly relates to a fixture for precisely machining batch hardware, which comprises: the positioning base is provided with a positioning groove; the positioning assembly is arranged in the positioning groove; the clamping seat is arranged at the top of the positioning base; the clamping assemblies are two in number and are respectively positioned at the corresponding positions at two sides of the clamping groove; and the output ends of the clamping driving devices are respectively connected with the two clamping assemblies. According to the utility model, the positioning base is provided with the positioning groove, the positioning groove is internally provided with the positioning component, and the positioning component is used for positioning the workpiece in the positioning groove, so that the operation time of personnel is reduced, the operation is simple, the efficiency is high, the requirement of batch processing can be met, the accuracy of the position of the workpiece can be improved, and the processing precision can be improved.

Description

Clamp for precision machining of batch hardware
Technical Field
The utility model belongs to the field of clamps, and particularly relates to a clamp for precisely machining batch hardware.
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. In the process of machining the precise hardware, a numerical control machine tool and a machining clamp are required to clamp and fix a workpiece, and then the workpiece is machined.
Chinese utility model CN211805022U discloses a precision hardware processing clamp, when in use, the rotating shaft is connected with the servo motor through the key slot on the rotating shaft, the servo motor drives the rotating shaft to rotate, and then the screw rod rotates, the sliding clamping block moves transversely along the sliding groove on the fixing seat under the meshing action of the screw rod, and then the hardware is clamped and fixed through the clamping plate.
But above-mentioned scheme is in the use, needs to place the work piece between slip clamp splice and fixed clamp splice through the manual work, and the operating personnel just can loosen the work piece after slip clamp splice and fixed clamp splice mutually support work piece centre gripping, and not only the operation is complicated, and inefficiency can not satisfy batch processing demand.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a clamp for precisely machining batch hardware, which has the advantages of simple operation, high efficiency and capability of meeting the batch machining requirement, and aims to solve the problems that the prior art is complex in operation, low in efficiency and incapable of meeting the batch machining requirement.
In order to solve the technical problems, the utility model provides the following technical scheme:
A fixture for precision machining of batch hardware, comprising: the positioning base is provided with a positioning groove; the positioning assembly is arranged in the positioning groove and is in sliding connection with the positioning groove; the clamping seat is arranged at the top of the positioning base, and a clamping groove is formed in the clamping seat at a position corresponding to the positioning groove; the clamping assemblies are two in number, are respectively positioned at the corresponding positions of the two sides of the clamping groove, and are respectively connected with the clamping seat in a sliding manner; the clamping driving device is fixedly connected to one side of the clamping seat, and the output ends of the clamping driving device are respectively connected with the two clamping assemblies; the output end of the clamping driving device drives the two clamping assemblies to synchronously move, and the two clamping assemblies are matched with each other to generate clamping force.
Further, the number of the positioning grooves is multiple, the positioning grooves are uniformly formed in the length direction of the positioning base, the number of the positioning assemblies is matched with that of the positioning grooves, and the positioning assemblies are respectively arranged in the positioning grooves.
Further, the positioning groove comprises positioning parts and sliding parts which are communicated with each other, the number of the sliding parts is at least three, and the sliding parts are uniformly arranged along the circumferential direction of the positioning parts.
Further, the locating component comprises locating rods, the number of the locating rods is matched with that of the sliding parts, the locating rods are respectively arranged in the sliding parts and are respectively connected with the sliding parts in a sliding mode, one ends of the locating rods face the locating parts, spiral springs are arranged at the other ends of the locating rods, and the spiral springs drive the locating rods to move towards the directions of the locating parts.
Further, a first threaded through hole is formed in the positioning base, a first adjusting screw rod is arranged in the first threaded through hole and is in threaded connection with the first threaded through hole, and the first adjusting screw rod penetrates through the first threaded through hole and is in rotary connection with the clamping seat.
Further, guide grooves are further formed in the positioning base, the number of the guide grooves is two, the two guide grooves are respectively located at positions corresponding to two sides of the first threaded through hole, guide shafts are respectively arranged in the guide grooves and are respectively connected with the guide grooves in a sliding mode, and the guide shafts are fixedly connected with the clamping seat.
Further, the clamping assembly comprises a connecting plate, the connecting plate is connected with the output end of the clamping driving device, clamping plates are arranged on the connecting plate, the number of the clamping plates is matched with that of the clamping grooves, and the clamping plates are respectively located at the positions corresponding to the clamping grooves.
Further, the connecting plate is provided with second screw thread through-holes, the quantity of second screw thread through-holes with the quantity phase-match of grip block, just second screw thread through-holes is located respectively the grip block corresponds the position, be provided with second accommodate the lead screw in the second screw thread through-hole respectively, second accommodate the lead screw with second screw thread through-hole threaded connection, just second accommodate the lead screw runs through second screw thread through-hole with the grip block rotates to be connected.
Further, the clamping driving device comprises a driving support, the driving support is fixedly connected with the clamping seat, a driving motor is fixedly connected to the driving support, the output end of the driving motor is fixedly connected with a bidirectional screw rod, and the bidirectional screw rod is respectively in threaded connection with the two clamping assemblies.
Further, the clamping seat is further provided with a plurality of guide members, the guide members are respectively arranged at corresponding positions on two sides of the clamping driving device, and the guide members are respectively in sliding connection with the clamping assembly.
By means of the technical scheme, the clamp for precisely machining batch hardware provided by the embodiment of the application has the following beneficial effects:
This a anchor clamps for batch hardware precision machining is provided with the constant head tank through setting up the positioning base on the positioning base, is provided with locating component in the constant head tank, and locating component is used for fixing a position the work piece in the constant head tank to reduce personnel operating time, easy operation, it is efficient, can satisfy batch processing's demand, can also improve the accuracy of work piece position simultaneously, improve machining precision.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model, illustrate and together with the description serve to explain a part of the utility model:
fig. 1 is a schematic perspective view of a fixture for precision machining of batch hardware according to an embodiment of the present application;
FIG. 2 is a schematic diagram of an exploded view of a fixture for precision machining of batch hardware according to an embodiment of the present application;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;
fig. 4 is a schematic diagram of a clamping assembly of a clamp for precision machining of batch hardware according to an embodiment of the present application;
Fig. 5 is a schematic diagram of a clamping driving device of a clamp for precision machining of batch hardware according to an embodiment of the present application.
In the figure: 100. positioning a base; 200. a positioning groove; 210. a positioning part; 220. a sliding part; 300. a positioning assembly; 310. a positioning rod; 320. a coil spring; 400. a clamping seat; 500. a clamping assembly; 510. a connecting plate; 520. a clamping plate; 530. a second adjusting screw rod; 600. a clamping driving device; 610. a drive bracket; 620. a driving motor; 630. a two-way screw rod; 700. a first adjusting screw rod; 800. a guide shaft; 900. a guide member.
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 and 2, a fixture for precision machining of batch hardware according to an embodiment of the present application includes a positioning base 100, a positioning assembly 300, a clamping base 400, a clamping assembly 500, and a clamping driving device 600. Wherein, the positioning base 100 is a rectangular plate structure, the top surface of the positioning base 100 is provided with a positioning groove 200, the positioning groove 200 is a blind hole, and the positioning groove 200 is used for accommodating and positioning a workpiece. The positioning assembly 300 is arranged in the positioning groove 200, the positioning assembly 300 is in sliding connection with the positioning groove 200, and the positioning assembly 300 is used for positioning a workpiece in the positioning groove 200 so as to improve the accuracy of the position of the workpiece and the machining precision. The clamping seat 400 is arranged at the top of the positioning base 100, a clamping groove is formed in the clamping seat 400 and corresponds to the positioning groove 200, the clamping groove is a through hole, and a workpiece penetrates through the clamping groove to enter the positioning groove 200. The number of the clamping assemblies 500 is two, the two clamping assemblies 500 are respectively located at corresponding positions on two sides of the clamping groove, the clamping assemblies 500 are respectively connected with the clamping seat 400 in a sliding mode, and the clamping assemblies 500 are used for clamping workpieces penetrating through the clamping groove. The clamping driving device 600 is fixedly connected to one side of the clamping seat 400, the output end of the clamping driving device 600 is respectively connected with the two clamping assemblies 500, the output end of the clamping driving device 600 drives the two clamping assemblies 500 to move synchronously, when the two clamping assemblies 500 move towards the direction of approaching each other, the two clamping assemblies 500 are matched with each other to generate clamping force, and when the two clamping assemblies 500 move towards the direction of separating from each other, the workpiece in the positioning groove 200 can be fed or discharged.
When the clamping device is used, firstly, the two clamping assemblies 500 are driven to move in the directions away from each other through the output end of the clamping driving device 600, then the workpiece penetrates through the clamping groove and is placed in the positioning groove 200, then the workpiece is positioned in the positioning groove 200 through the positioning assembly 300, finally, the two clamping assemblies 500 are driven to move in the directions close to each other through the output end of the clamping driving device 600, and the two clamping assemblies 500 are matched with each other to generate clamping force on the workpiece in the clamping groove. The workpiece in the positioning groove 200 can be positioned through the positioning assembly 300, so that the position of the workpiece is limited, the operation time of personnel is reduced, the operation is simple, the efficiency is high, the requirement of batch processing can be met, the accuracy of the position of the workpiece can be improved, and the processing precision is improved.
Referring to fig. 2 again, the number of the positioning slots 200 is plural, the positioning slots 200 are uniformly arranged along the length direction of the positioning base 100, the number of the positioning assemblies 300 is matched with the number of the positioning slots 200, the positioning assemblies 300 are respectively arranged in the positioning slots 200, and the plurality of positioning slots 200 can respectively and simultaneously place workpieces, so that batch processing is realized, and the working efficiency is improved.
Referring to fig. 2 and fig. 3, the positioning slot 200 includes a positioning portion 210 and a sliding portion 220 that are mutually communicated, the positioning portion 210 has a circular structure, the sliding portion 220 has a rectangular structure, the number of the sliding portions 220 is three, and the three sliding portions 220 are uniformly arranged along the circumferential direction of the positioning portion 210. It should be noted that the number of the sliding portions 220 may also be four or more in order to improve the accuracy of positioning.
The positioning assembly 300 comprises positioning rods 310, the positioning rods 310 are of rectangular structures, the number of the positioning rods 310 is matched with that of the sliding parts 220, the positioning rods 310 are respectively arranged in the sliding parts 220, the positioning rods 310 are respectively connected with the sliding parts 220 in a sliding mode, one ends of the positioning rods 310 are provided with positioning heads, the positioning heads face the direction of the positioning parts 210, the other ends of the positioning rods 310 are provided with spiral springs 320, and the spiral springs 320 drive the positioning rods 310 to move towards the direction of the positioning parts 210. The plurality of positioning rods 310 cooperate with each other to clamp and position the workpiece from different angles.
Referring to fig. 2 again, a first threaded through hole is further provided on the positioning base 100, a first adjusting screw 700 is provided in the first threaded through hole, the first adjusting screw 700 is in threaded connection with the first threaded through hole, and the first adjusting screw 700 screw penetrates through the first threaded through hole and is rotatably connected with the clamping seat 400. When the first adjusting screw 700 is rotated by external force, the first threaded through hole and the first adjusting screw 700 are mutually matched to convert the rotary motion of the first adjusting screw 700 into the linear motion of the first adjusting screw 700, the first adjusting screw 700 drives the clamping seat 400 to linearly move, and the distance between the clamping seat 400 and the positioning seat is changed, so that the clamping position of the clamping assembly 500 on the clamping seat 400 on a workpiece is changed, and the use requirements of workpieces with different heights are met.
The positioning base 100 upper cover is also provided with guide grooves, the number of the guide grooves is two, the two guide grooves are respectively located at corresponding positions on two sides of the first threaded through hole, guide shafts 800 are respectively arranged in the guide grooves, the guide shafts 800 are respectively in sliding connection with the guide grooves, the guide shafts 800 are fixedly connected with the clamping seat 400, and the two guide shafts 800 are respectively matched with the guide grooves, so that the moving stability of the clamping seat 400 is improved.
Referring to fig. 1 and 2 and referring to fig. 4, the clamping assembly 500 includes a connecting plate 510, the connecting plate 510 is in a rectangular plate structure, the connecting plate 510 is disposed along a length direction of the positioning base 100, the connecting plate 510 is connected with an output end of the clamping driving device 600, the clamping plates 520 are disposed on the clamping plates 520, the number of the clamping plates 520 is matched with that of the clamping grooves, the clamping plates 520 are respectively located at positions corresponding to the clamping grooves, and the connecting plate 510 drives each clamping plate 520 to simultaneously clamp workpieces in each clamping groove.
The connecting plate 510 is provided with second threaded through holes, the number of the second threaded through holes is matched with that of the clamping plates 520, the second threaded through holes are respectively located at corresponding positions of the clamping plates 520, a second adjusting screw rod 530 is arranged in each second threaded through hole, the second adjusting screw rod 530 is in threaded connection with the second threaded through holes, and the second adjusting screw rod 530 penetrates through the second threaded through holes to be in rotary connection with the clamping plates 520. The second adjusting screw 530 is matched with the second threaded through hole so as to realize the adjustment of the position of the clamping plate 520, thereby meeting the requirement of quick clamping of workpieces with different sizes.
Referring to fig. 2 and referring to fig. 5, the clamping driving device 600 includes a driving support 610, the driving support 610 is fixedly connected with the clamping seat 400, a driving motor 620 is fixedly connected to the driving support 610, an output end of the driving motor 620 is fixedly connected with a bidirectional screw 630, and the bidirectional screw 630 is respectively in threaded connection with two clamping assemblies 500. It should be noted that, the bidirectional screw 630 is a circular columnar structure, the outer surface of one end of the bidirectional screw 630 is provided with a first thread structure, the surface of the other end of the bidirectional screw 630 is provided with a second thread structure, and the rotation direction of the first thread structure is opposite to that of the second thread structure. After assembly, the two clamping assemblies 500 are threaded with the first and second threaded structures, respectively.
Referring to fig. 1 and 2 again, the clamping seat 400 is further provided with a plurality of guide members 900, the guide members 900 have a circular columnar structure, the number of the guide members 900 is plural, the plurality of guide members 900 are respectively disposed at corresponding positions on two sides of the clamping driving device 600, the guide members 900 are respectively slidably connected with the clamping assembly 500, and the clamping assembly 500 slides more stably through the guide members 900.
It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. A fixture for precision machining of batch hardware, comprising:
The positioning device comprises a positioning base (100), wherein a positioning groove (200) is formed in the positioning base (100);
The positioning assembly (300) is arranged in the positioning groove (200), and the positioning assembly (300) is in sliding connection with the positioning groove (200);
the clamping seat (400) is arranged at the top of the positioning base (100), and a clamping groove is formed in the clamping seat (400) at a position corresponding to the positioning groove (200);
The clamping assemblies (500) are two in number, the two clamping assemblies (500) are respectively positioned at corresponding positions on two sides of the clamping groove, and the clamping assemblies (500) are respectively connected with the clamping seat (400) in a sliding manner;
the clamping driving device (600), the clamping driving device (600) is fixedly connected to one side of the clamping seat (400), and the output ends of the clamping driving device (600) are respectively connected with the two clamping assemblies (500);
The output end of the clamping driving device (600) drives the two clamping assemblies (500) to synchronously move, and the two clamping assemblies (500) are matched with each other to generate clamping force.
2. The fixture for precision machining of batch hardware according to claim 1, wherein the number of the positioning grooves (200) is plural, the positioning grooves (200) are uniformly arranged along the length direction of the positioning base (100), the number of the positioning assemblies (300) is matched with the number of the positioning grooves (200), and the positioning assemblies (300) are respectively arranged in the positioning grooves (200).
3. The fixture for precision machining of batch hardware according to claim 2, wherein the positioning groove (200) comprises a positioning portion (210) and a sliding portion (220) which are communicated with each other, the number of the sliding portions (220) is at least three, and the sliding portions (220) are uniformly arranged along the circumferential direction of the positioning portion (210).
4. A fixture for precision machining of batch hardware according to claim 3, characterized in that the positioning assembly (300) comprises positioning rods (310), the number of the positioning rods (310) is matched with the number of the sliding parts (220), the positioning rods (310) are respectively arranged in the sliding parts (220), the positioning rods (310) are respectively connected with the sliding parts (220) in a sliding manner, one ends of the positioning rods (310) face the positioning parts (210), the other ends of the positioning rods (310) are provided with coil springs (320), and the coil springs (320) drive the positioning rods (310) to move towards the positioning parts (210).
5. The fixture for precision machining of batch hardware according to claim 1, wherein a first threaded through hole is formed in the positioning base (100), a first adjusting screw (700) is arranged in the first threaded through hole, the first adjusting screw (700) is in threaded connection with the first threaded through hole, and the first adjusting screw (700) penetrates through the first threaded through hole and is in rotary connection with the clamping seat (400).
6. The fixture for precisely machining batch hardware according to claim 5, wherein guide grooves are further formed in the positioning base (100), the number of the guide grooves is two, the two guide grooves are respectively located at two corresponding positions on two sides of the first threaded through hole, guide shafts (800) are respectively arranged in the guide grooves, the guide shafts (800) are respectively connected with the guide grooves in a sliding mode, and the guide shafts (800) are fixedly connected with the clamping seat (400).
7. The fixture for precision machining of batch hardware according to claim 2, wherein the clamping assembly (500) comprises a connecting plate (510), the connecting plate (510) is connected with the output end of the clamping driving device (600), clamping plates (520) are arranged on the connecting plate (510), the number of the clamping plates (520) is matched with the number of the clamping grooves, and the clamping plates (520) are respectively located at the corresponding positions of the clamping grooves.
8. The fixture for precision machining of batch hardware according to claim 7, wherein the connecting plate (510) is provided with second threaded through holes, the number of the second threaded through holes is matched with the number of the clamping plates (520), the second threaded through holes are respectively located at corresponding positions of the clamping plates (520), second adjusting screw rods (530) are respectively arranged in the second threaded through holes, the second adjusting screw rods (530) are in threaded connection with the second threaded through holes, and the second adjusting screw rods (530) penetrate through the second threaded through holes to be in rotary connection with the clamping plates (520).
9. The fixture for precision machining of batch hardware according to claim 1, wherein the clamping driving device (600) comprises a driving bracket (610), the driving bracket (610) is fixedly connected with the clamping seat (400), a driving motor (620) is fixedly connected to the driving bracket (610), a bidirectional screw (630) is fixedly connected to the output end of the driving motor (620), and the bidirectional screw (630) is respectively in threaded connection with two clamping assemblies (500).
10. The fixture for precision machining of batch hardware according to claim 1, wherein the clamping seat (400) is further provided with a plurality of guide members (900), the plurality of guide members (900) are respectively arranged at corresponding positions on two sides of the clamping driving device (600), and the guide members (900) are respectively in sliding connection with the clamping assembly (500).
CN202420022775.8U 2024-01-05 2024-01-05 Clamp for precision machining of batch hardware Active CN221658659U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202420022775.8U CN221658659U (en) 2024-01-05 2024-01-05 Clamp for precision machining of batch hardware

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202420022775.8U CN221658659U (en) 2024-01-05 2024-01-05 Clamp for precision machining of batch hardware

Publications (1)

Publication Number Publication Date
CN221658659U true CN221658659U (en) 2024-09-06

Family

ID=92569583

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202420022775.8U Active CN221658659U (en) 2024-01-05 2024-01-05 Clamp for precision machining of batch hardware

Country Status (1)

Country Link
CN (1) CN221658659U (en)

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