CN212600409U

CN212600409U - Clamping device for hydraulic pump part machining

Info

Publication number: CN212600409U
Application number: CN202021276695.3U
Authority: CN
Inventors: 张麟雄
Original assignee: Jiangsu Ruizhen Die Casting Co ltd
Current assignee: Jiangsu Ruizhen Die Casting Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-02-26
Anticipated expiration: 2030-07-03

Abstract

The utility model relates to a hydraulic pump parts machining technical field just discloses a clamping device for hydraulic pump parts machining, the power distribution box comprises a box body, the equal fixed mounting in four corners of bottom half has the support column, the bottom fixedly connected with callus on the sole of support column, the top fixed mounting of box has the under casing, and the left and right sides wall difference fixed mounting of under casing inner chamber has bearing and servo motor, servo motor's output shaft fixedly connected with one end and bearing fixed connection's screw rod, and the equal threaded connection in the left and right sides of screw rod surface has one end to run through to the outside piece of accepting of under casing, and the bottom fixedly connected with one end of the piece of accepting runs through to the under casing diapire and with under casing diapire sliding connection. This hydraulic pump is clamping device for parts machining, overall structure is simple, has realized clamping device convenient to use and the high purpose of practicality, can carry out effectual centre gripping to different part model sizes, improves the stability of processing, convenient to use.

Description

Clamping device for hydraulic pump part machining

Technical Field

The utility model relates to a hydraulic pump parts machining technical field specifically is a clamping device for hydraulic pump parts machining.

Background

The hydraulic pump is a power element of a hydraulic system, is driven by an engine or a motor, sucks oil from a hydraulic oil tank, discharges pressure oil, and sends the pressure oil to an execution element, and is divided into a gear pump, a plunger pump, a vane pump and a screw pump according to the structure.

The operating principle of the hydraulic pump is that the movement brings the change of the pump cavity volume, thereby the compressed fluid makes the fluid have the pressure energy, whether the hydraulic pump can be divided into a variable pump and a fixed displacement pump according to the flow adjustment, the pump structure commonly used in the hydraulic system is divided into a gear pump, a vane pump and a plunger pump 3, the hydraulic pump is formed by processing and combining various parts, a clamping device is needed to be used in the processing process of the hydraulic pump parts, the existing clamping device has the defect of inconvenient use, the effective clamping can not be carried out on different part models, the clamping stability is reduced, further, the parts are easy to misplace in the processing process, the processing quality is reduced, and therefore, the clamping device for the hydraulic pump parts processing is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a clamping device for hydraulic pump parts machining possesses advantages such as convenient to use, has solved current clamping device and has had awkward shortcoming, can not carry out effectual centre gripping to different part model sizes, has reduced the steadiness of centre gripping, and then makes easy dislocation in the parts machining process, reduces processingquality's problem.

(II) technical scheme

In order to realize the purpose of convenient use, the utility model provides a following technical scheme: a clamping device for hydraulic pump part processing comprises a box body, wherein support columns are fixedly arranged at four corners of the bottom of the box body, foot pads are fixedly connected to the bottoms of the support columns, a bottom box is fixedly arranged at the top of the box body, a bearing and a servo motor are fixedly arranged on the left side wall and the right side wall of an inner cavity of the bottom box respectively, an output shaft of the servo motor is fixedly connected with a screw rod, one end of the output shaft of the servo motor is fixedly connected with the screw rod, the left side and the right side of the outer surface of the screw rod are in threaded connection with a bearing block, one end of the bottom of the bearing block penetrates through the outer part of the bottom box, a limiting block is fixedly connected with the bottom of the bearing block, the front end and the rear end of the top of the bearing block are both fixedly connected with connecting columns, the outer surface of each connecting column is, the equal fixedly connected with of one side that the clamp splice is relative fills up steadily, the top fixed mounting of bearing splice has the backup pad, and the equal fixed mounting in one side that the backup pad was carried on the back mutually has the mounting bracket, and the inboard fixed mounting of mounting bracket has electric putter, and the equal fixedly connected with one end in one side that electric putter is relative runs through to the outside actuating lever of backup pad, and the front and the back of actuating lever all mesh with drive gear.

Preferably, the mounting bracket is U-shaped, the quantity of mounting bracket is two, the drive through-hole with actuating lever looks adaptation is seted up to the inside of backup pad.

Preferably, the number of the support columns is four, and the diameters of the four support columns are gradually reduced from top to bottom.

Preferably, the left side and the right side of the top of the bottom box are both provided with a movable long hole matched with the bearing block, and the inner bottom wall of the bottom box is provided with a limiting long groove matched with the limiting block.

Preferably, the left and right sides of screw rod surface all fixed mounting have the screw thread strip, two sections the screw thread strip turns to opposite, the quantity of bearing piece is two, two all set up the thread groove with screw thread strip looks adaptation on the inner wall of bearing piece.

Preferably, the stabilizing pad is a rubber stabilizing pad, and tooth grooves matched with the tooth blocks on the outer side of the driving gear are formed in the front face and the back face of the driving rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a clamping device for hydraulic pump parts machining possesses following beneficial effect:

the clamping device for hydraulic pump part processing drives the screw rod to rotate positively and negatively through positive and negative rotation of the servo motor, the position of the bearing block is limited by the limiting block, two sections of thread strips on the outer side of the screw rod, which are opposite in rotation, are in contact with corresponding thread grooves arranged on the inner side of the bearing block and generate displacement, the two bearing blocks are pushed to move oppositely or back to back, and further the distance between structures such as clamping rods and clamping blocks on the left side and the right side is driven to be adjusted, so that the clamping work of parts with different lengths is facilitated, the driving rod is pushed to stretch through the operation of the electric push rod telescopic shaft, when the two driving rods move oppositely, the driving rod is meshed with the driving gear, the driving gear is limited by the connecting column to enable the driving gears with two same sides to rotate oppositely towards the positions of the driving rods, and further the clamping rods with two same sides, otherwise when actuating lever relative motion, then drive the drive gear that homonymy quantity is two and deviate from the rotation of actuating lever place, and then drive that homonymy quantity is two clamping bar, clamp splice and firm pad back of the body motion, no longer carry out the centre gripping to the part and fix, overall structure is simple, has realized that clamping device convenient to use and purpose that the practicality is high, can carry out effectual centre gripping to different part model sizes, improves the stability of processing, convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a connection plan view of the driving rod and the driving gear of the present invention.

In the figure: the device comprises a box body 1, a support column 2, a bottom box 3, a bearing 4, a servo motor 5, a screw rod 6, a bearing block 7, a limiting block 8, a connecting column 9, a driving gear 10, a clamping rod 11, a clamping block 12, a stabilizing cushion 13, a supporting plate 14, a mounting frame 15, an electric push rod 16, a driving rod 17 and a foot pad 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a clamping device for hydraulic pump part processing comprises a box body 1, four supporting columns 2 are fixedly mounted at four corners of the bottom of the box body 1, the number of the supporting columns 2 is four, the diameters of the four supporting columns 2 are gradually reduced from top to bottom, a foot pad 18 is fixedly connected to the bottom of each supporting column 2, a bottom box 3 is fixedly mounted at the top of the box body 1, a bearing 4 and a servo motor 5 are respectively fixedly mounted at the left side wall and the right side wall of the inner cavity of the bottom box 3, a screw 6 with one end fixedly connected with the bearing 4 is fixedly connected to an output shaft of the servo motor 5, screw strips are fixedly mounted at the left side and the right side of the outer surface of the screw 6, the turning directions of the two screw strips are opposite, bearing blocks 7 with one end penetrating through the outer part of the bottom box 3 are respectively in threaded connection at the left side and the right side of the, the left side and the right side of the top of the bottom box 3 are respectively provided with a movable long hole matched with the bearing block 7, the bottom of the bearing block 7 is fixedly connected with a limiting block 8, one end of the limiting block is penetrated to the inner bottom wall of the bottom box 3 and is in sliding connection with the inner bottom wall of the bottom box 3, the inner bottom wall of the bottom box 3 is provided with a limiting long groove matched with the limiting block 8, the front end and the rear end of the top of the bearing block 7 are respectively and fixedly provided with a connecting post 9, the outer surface of the connecting post 9 is rotatably connected with a driving gear 10, one side opposite to the driving gear 10 at the left side and the right side is respectively and fixedly connected with a clamping rod 11, one side opposite to the clamping rods 11 at the front side and the rear side is respectively and fixedly connected with a clamping block 12, one side opposite to the clamping block 12 is respectively and fixedly connected with a stabilizing pad 13, the stabilizing, further, the stability of clamping parts is improved, the screw rod 6 is driven to rotate forward and backward through the forward and backward rotation of the servo motor 5, the position of the bearing block 7 is limited by the limiting block 8, two sections of thread strips on the outer side of the screw rod 6, which are opposite in rotation direction, are in contact with corresponding thread grooves formed in the inner side of the bearing block 7 and generate displacement, the two bearing blocks 7 are pushed to move oppositely or back to back, further, the distance between structures such as the clamping rods 11 and the clamping blocks 12 on the left side and the right side is driven to be adjusted, the clamping work of parts with different lengths is facilitated, a supporting plate 14 is fixedly arranged at the top of the bearing block 7, mounting frames 15 are fixedly arranged on the opposite sides of the supporting plate 14, the mounting frames 15 are U-shaped, the number of the mounting frames 15 is two, electric push rods 16 are fixedly arranged on the inner sides of the mounting frames 15, the number of the electric push, two electric push rods 16 enable telescopic shafts of the two electric push rods to synchronously move oppositely or move oppositely through program setting, one ends of driving rods 17 penetrating to the outer part of the supporting plate 14 are fixedly connected to one sides of the electric push rods 16 oppositely, driving through holes matched with the driving rods 17 are formed in the supporting plate 14, the front and the back of the driving rods 17 are meshed with the driving gear 10, tooth grooves matched with tooth blocks on the outer side of the driving gear 10 are formed in the front and the back of the driving rods 17, the driving rods 17 are pushed to extend and retract through the operation of the electric push rods 16, when the two driving rods 17 move oppositely, the driving rods 17 are meshed with the driving gear 10, the driving gear 10 is limited by a connecting column 9, so that the driving gears 10 with two same sides rotate oppositely towards the positions of the driving rods 17, and further, the clamping rods 11 with two same sides, the clamping, the part is clamped and fixed, otherwise, when the driving rod 17 moves relatively, the driving gears 10 with two same sides are driven to rotate away from the position where the driving rod 17 is located, and then the clamping rods 11 with two same sides, the clamping blocks 12 and the stabilizing pads 13 are driven to move back to back, and the part is not clamped and fixed.

In summary, according to the clamping device for hydraulic pump part processing, the servo motor 5 rotates forward and backward to drive the screw rod 6 to rotate forward and backward, the position of the receiving block 7 is limited by the limiting block 8, so that two sections of thread strips on the outer side of the screw rod 6, which are opposite in rotation direction, are in contact with corresponding thread grooves formed on the inner side of the receiving block 7 and generate displacement to push the two receiving blocks 7 to move oppositely or back to back, and further drive the distance adjustment between the structures such as the clamping rods 11 and the clamping blocks 12 on the left and right sides, so as to facilitate the clamping work of parts with different lengths, the driving rod 17 is pushed to extend and retract by the operation of the telescopic shaft of the electric push rod 16, when the two driving rods 17 move back to back, the driving rod 17 is meshed with the driving gear 10, the driving gear 10 is limited by the connecting column 9, so that the two driving gears, Clamp splice 12 and firm pad 13 relative motion, it is fixed to carry out the centre gripping to the part, otherwise when actuating lever 17 relative motion, then drive gear 10 that homonymy quantity is two and deviate from actuating lever 17 and locate to rotate, and then drive clamping bar 11 that homonymy quantity is two, clamp splice 12 and firm pad 13 back of the body motion, it is fixed to no longer carry out the centre gripping to the part, overall structure is simple, clamping device convenient to use and the high purpose of practicality have been realized, can carry out effectual centre gripping to different part model sizes, improve the stability of processing, convenient to use, current clamping device has been solved and has had the shortcoming of awkward, can not carry out effectual centre gripping to different part model sizes, the steadiness of centre gripping has been reduced, and then make easy dislocation in the part machining process, reduce processingquality's problem.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a clamping device for hydraulic pump parts machining, includes box (1), its characterized in that: the four corners of the bottom of the box body (1) are fixedly provided with support columns (2), the bottom of each support column (2) is fixedly connected with a foot pad (18), the top of the box body (1) is fixedly provided with a bottom box (3), the left side wall and the right side wall of the inner cavity of each bottom box (3) are respectively fixedly provided with a bearing (4) and a servo motor (5), an output shaft of each servo motor (5) is fixedly connected with a screw rod (6) with one end fixedly connected with the bearing (4), the left side and the right side of the outer surface of the screw rod (6) are respectively and fixedly connected with a bearing block (7) with one end penetrating through the outer part of each bottom box (3), the bottom of each bearing block (7) is fixedly connected with a limiting block (8) with one end penetrating through the inner bottom wall of each bottom box (3) and slidably connected with the inner bottom wall of each bottom box (3), connecting columns (9) are, the left and right sides equal fixedly connected with clamping bar (11) in the relative one side of drive gear (10), both sides around the equal fixedly connected with clamp splice (12) in the relative one side of clamp splice (11), the equal fixedly connected with of the equal fixedly connected with pad (13) in the relative one side of clamp splice (12), the top fixed mounting of bearing splice (7) has backup pad (14), and the equal fixed mounting in one side that backup pad (14) carried on the back mutually has mounting bracket (15), and the inboard fixed mounting of mounting bracket (15) has electric putter (16), and the equal fixedly connected with one end in the relative one side of electric putter (16) runs through to outside actuating lever (17) of backup pad (14), and the front and the back of actuating lever (17) all mesh with drive gear (10).

2. The clamping device for hydraulic pump part machining according to claim 1, characterized in that: the mounting bracket (15) is U-shaped, the quantity of mounting bracket (15) is two, the drive through-hole with actuating lever (17) looks adaptation is seted up to the inside of backup pad (14).

3. The clamping device for hydraulic pump part machining according to claim 1, characterized in that: the quantity of support column (2) is four, four the diameter of support column (2) reduces from top to bottom gradually.

4. The clamping device for hydraulic pump part machining according to claim 1, characterized in that: the left side and the right side of the top of the bottom box (3) are provided with moving long holes matched with the bearing blocks (7), and the inner bottom wall of the bottom box (3) is provided with limiting long grooves matched with the limiting blocks (8).

5. The clamping device for hydraulic pump part machining according to claim 1, characterized in that: the left and right sides of screw rod (6) surface all fixed mounting have the screw thread strip, two sections the screw thread strip turns to opposite, the quantity of bearing piece (7) is two, two all set up the thread groove with screw thread strip looks adaptation on the inner wall of bearing piece (7).

6. The clamping device for hydraulic pump part machining according to claim 1, characterized in that: the stabilizing pad (13) is a rubber stabilizing pad, and tooth grooves matched with the tooth blocks on the outer side of the driving gear (10) are formed in the front face and the back face of the driving rod (17).