CN114833722A - Fixture for machining of submersible pump shell blank - Google Patents
Fixture for machining of submersible pump shell blank Download PDFInfo
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- CN114833722A CN114833722A CN202210490983.6A CN202210490983A CN114833722A CN 114833722 A CN114833722 A CN 114833722A CN 202210490983 A CN202210490983 A CN 202210490983A CN 114833722 A CN114833722 A CN 114833722A
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- clamping
- screw rod
- bidirectional screw
- chuck
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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Abstract
The application relates to an anchor clamps are used in processing of immersible pump casing blank relates to the anchor clamps field, and it includes: the chuck body is provided with a sliding groove arranged along the radial direction of the chuck body; the bidirectional screw rod is rotationally connected in the chute, is fixed relative to the chuck body along the axial direction of the bidirectional screw rod, and is provided with two sections of transmission thread parts with opposite rotation directions; the two sliding blocks are connected in the sliding groove in a sliding manner along the axial direction of the bidirectional screw rod and are respectively in threaded connection with the two transmission threaded parts of the bidirectional screw rod; the supporting plate is arranged on the sliding block and slides along the axial direction of the bidirectional screw rod along with the sliding block; the clamping jaw is arranged on the supporting plate, the two clamping jaws are oppositely arranged, the supporting plate provides a supporting area for the clamping jaws, the supporting area is located in the middle of the clamping jaws, the clamping jaws are provided with two groups of clamping points which are arranged at intervals along the axial direction of the chuck body, the supporting area is located between the two groups of clamping points, each group of clamping points comprises two clamping points, and each group of clamping points can swing relative to the supporting area. This application has the effect of reliable centre gripping blank.
Description
Technical Field
The application relates to the field of anchor clamps, especially relate to an anchor clamps are used in processing of immersible pump casing blank.
Background
Chucks are mechanical devices used to clamp workpieces on machine tools. The machine tool accessory clamps and positions a workpiece by utilizing the radial movement of movable clamping jaws uniformly distributed on a chuck body. The chuck generally comprises a chuck body, movable jaws and a jaw driving mechanism 3.
In the related technology, a plurality of revolving body blanks often appear, such as a submersible pump body blank, the submersible pump body blank is arranged in a cylindrical shape, the submersible pump body blank is produced in a casting mode in the production of the submersible pump body, and then the submersible pump body blank is ground to remove redundant parts of the submersible pump body blank. The cylindrical shell is usually clamped by using a chuck during machining, and the peripheral surface of the blank of the submersible pump body is uneven, so that all clamping jaws are difficult to ensure to be reliably contacted with the blank of the submersible pump body during clamping, and the blank of the submersible pump body is easy to jump during turning machining, so that the machining precision of the blank of the submersible pump body is low.
In view of the above-mentioned related art, the inventor believes that it is necessary to design a fixture that allows all the clamping jaws to reliably contact the outer circumferential surface of the pump body blank of the submersible pump.
Disclosure of Invention
In order to make the blank processing difficult to take place to beat, this application provides a immersible pump casing anchor clamps for blank processing.
The application provides a pair of immersible pump casing anchor clamps for blank processing adopts following technical scheme:
the utility model provides a immersible pump casing anchor clamps for blank processing, includes:
the chuck body is provided with a sliding groove arranged along the radial direction of the chuck body;
the bidirectional screw rod is rotationally connected in the sliding groove, the bidirectional screw rod is fixed relative to the chuck body along the axial direction of the bidirectional screw rod, and the bidirectional screw rod is provided with two sections of transmission thread parts with opposite rotation directions;
the two sliding blocks are connected in the sliding groove in a sliding manner along the axial direction of the bidirectional screw rod, and the two sliding blocks are respectively in threaded connection with the two transmission threaded parts of the bidirectional screw rod;
the supporting plates are arranged on the sliding blocks in a one-to-one correspondence mode, extend in the direction far away from the chuck body along the axial direction of the chuck body, and slide along the axial direction of the bidirectional screw rod along with the sliding blocks; and
clamping jaw, the one-to-one is located in the backup pad, two the clamping jaw is relative setting, two the clamping jaw is along with two the slider is followed together the endwise slip of two-way lead screw is with the centre gripping on the blank, the backup pad does the clamping jaw provides the support region, the support region is located the middle part of clamping jaw, the clamping jaw has the edge the axial of chuck disk body is two sets of pinch points that the interval set up, the support region is located between two sets of pinch points, every group the pinch point includes two pinch points, and is with a set of two the pinch point is followed the circumference of chuck disk body is the interval and sets up, every group the pinch point can be relative support regional swing.
Through adopting above-mentioned technical scheme, rotate two-way lead screw and order about two clamping jaws and be close to each other, when two clamping jaws pressed from both sides tight blank, but every group's centre gripping point relative support region is to the orientation deformation that is close to the backup pad to make all centre gripping points and the reliable contact of blank, and then make blank grinding to add difficult emergence beat.
Optionally, a support base plate is arranged in the middle of the clamping jaw and located between the support plate and the clamping jaw.
By adopting the technical scheme, the supporting plate supports the clamping jaws through the supporting base plate, so that a deformation gap is formed between each group of clamping points and the supporting plate, when the blank is clamped by the two clamping jaws, each group of clamping points can deform towards the direction close to the supporting plate relative to the supporting area, and all the clamping points are in reliable contact with the blank.
Optionally, the distance from the support base plate to the two groups of clamping points is equal.
Through adopting above-mentioned technical scheme for clamping force equals when two sets of centre gripping points press from both sides tight blank, and then makes the difficult emergence of blank abrasive machining beat.
Optionally, the clamping device further comprises a pressing structure arranged on one side, away from the clamping jaw, of the supporting plate.
Through adopting above-mentioned technical scheme, after all grip points and the reliable contact of blank, provide the support for the clamping jaw after the deformation through compact structure for the clamping jaw is difficult for continuing to take place deformation, and then makes blank abrasive machining be difficult for taking place to beat.
Optionally, compact structure includes that support piece and screw compress tightly the piece, support piece locates the backup pad is kept away from one side of clamping jaw, support piece has an internal thread hole, be equipped with the confession in the backup pad the screw compresses tightly the piece and wears to establish and the wear to establish the hole that runs through, the screw compresses tightly the piece and wears to establish in proper order the internal thread hole with wear to establish the hole, the screw compress tightly the piece with internal thread hole threaded connection, the screw compress tightly the piece and can compress tightly the clamping jaw.
Through adopting above-mentioned technical scheme, after all grip points and the reliable contact of blank, it compresses tightly the piece to rotate the screw thread and makes the tip that the screw thread compressed tightly the clamping jaw compress tightly the clamping jaw and provide the support for the clamping jaw is difficult to continue to take place deformation to the direction that is close to the backup pad, and then makes blank abrasive machining be difficult for taking place to beat.
Optionally, the clamping jaw includes base plate and clamp splice, the base plate is located the backup pad orientation one side of chuck disk body axis, it is located to support the region the middle part of base plate, the clamp splice is two sets of, and is two sets of the clamp splice is followed the axial of chuck disk body is the interval setting, every group the clamp splice includes two clamp splices, the centre gripping point one-to-one is located on the clamp splice.
Optionally, the clamping jaw is close to one side of backup pad is equipped with the swing post, the axis of swing post with the axis mutually perpendicular of chuck disk body, the swing post is located two sets of between the grip point, be equipped with the swing groove in the backup pad, swing post part insert in the swing groove and can follow in the swing groove the circumferential direction swing of swing post, the swing post inserts during the swing groove, the backup pad with leave the deformation clearance between the clamping jaw.
By adopting the technical scheme, the supporting plate provides support for the clamping jaws through the swing column and the swing groove, so that a deformation gap is formed between each group of clamping points and the supporting plate, when the blank is clamped by the two clamping jaws, each group of clamping points can deform towards the direction close to the supporting plate relatively to the supporting area, and all the clamping points are in reliable contact with the blank.
Optionally, the two sets of clamping points are symmetrical about the swing post.
Through adopting above-mentioned technical scheme for clamping force equals when two sets of centre gripping points press from both sides tight blank, and then makes the difficult emergence of blank abrasive machining beat.
Optionally, the chuck disk body dorsad one side of clamping jaw is equipped with the connection pad, the connection pad is used for connecting the main shaft, the connection pad is followed the circumference of chuck disk body with the chuck disk body rotates and connects, the connection pad orientation one side of chuck disk body is equipped with drive bevel gear, drive bevel gear with the connection pad is concentric the setting, drive bevel gear follows the connection pad rotates, the cover is equipped with driven bevel gear on the two-way lead screw, two-way lead screw with driven bevel gear is concentric the setting, two-way lead screw can follow driven bevel gear rotates, drive bevel gear with driven bevel gear intermeshing.
Through adopting above-mentioned technical scheme, when the main shaft ordered about the connection pad and rotated, the connection pad ordered about two-way lead screw through the intermeshing of initiative bevel gear and driven bevel gear earlier and rotated, and two-way lead screw ordered about two clamping jaws when the centre gripping was close to the blank each other, need not artifical two-way lead screw of rotating and ordered about two clamping jaws centre gripping blanks, and the automation of blank clamping has assisted to be realized.
Optionally, be equipped with the swivel becket on the periphery wall of connection pad with one heart, the chuck disk body orientation one side of connection pad is equipped with the go-between with one heart, the go-between is relative the chuck disk body is fixed, the swivel becket rotate connect in the go-between, the one end that the chuck disk body was kept away from to the go-between is fixed with the spacing ring, the spacing ring butt in the swivel becket is kept away from the one end of chuck disk body.
Through adopting above-mentioned technical scheme, rotate the connection pad and connect on the chuck disk body.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the two-way screw rod is rotated to drive the two clamping jaws to approach each other, when the blank is clamped by the two clamping jaws, each group of clamping points can deform towards the direction approaching the supporting plate relative to the supporting area, so that all the clamping points are reliably contacted with the blank, and the blank is not easy to jump during grinding;
2. after all the clamping points are in reliable contact with the blank, the screw thread pressing piece is rotated to enable the end portion of the screw thread pressing piece to press the clamping jaw to provide support for the clamping jaw, so that the clamping jaw is not prone to continuously deforming in the direction close to the supporting plate, and the blank is not prone to jumping during grinding.
Drawings
Fig. 1 is a schematic structural diagram of a fixture for machining a submersible pump housing blank according to embodiment 1 of the present application.
Fig. 2 is an exploded view of the chuck body, the slider, and the support plate according to embodiment 1 of the present application.
Fig. 3 is an exploded view of the chuck body, the bidirectional screw, the thrust ball bearing and the clamp ring in embodiment 1 of the present application.
Fig. 4 is an exploded view of the clamping jaw and the supporting base plate, the supporting plate and the pressing structure of the embodiment 1 of the application.
Fig. 5 is an exploded view of the chuck body, the connecting disc and the connecting ring according to embodiment 1 of the present application.
Fig. 6 is an exploded view of the clamping jaw, the supporting plate, the reinforcing plate and the pressing structure in embodiment 2 of the present application.
Description of reference numerals: 10. a chuck body; 11. a chute; 12. a connecting ring; 121. a limiting ring; 13. a guide strip; 14. a rotating seat; 141. a through hole; 142. a bearing groove; 20. a bidirectional screw rod; 21. a transmission screw thread part; 22. a driven bevel gear; 23. an optical axis; 231. clamping the threaded portion; 24. a catch tray; 25. a thrust ball bearing; 26. a clamping sleeve; 27. a convex column; 30. a slider; 31. a guide groove; 40. a support plate; 41. a support region; 42. perforating holes; 43. a swing groove; 44. a fixing plate; 45. a reinforcing plate; 50. a clamping jaw; 51. a substrate; 511. a support pad; 512. a swing post; 52. a clamping block; 53. a clamping point; 60. a compression structure; 61. a support member; 611. an internally threaded bore; 62. a threaded compression member; 70. a connecting disc; 71. a drive bevel gear; 72. a rotating ring; 80. and (5) blank.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses anchor clamps are used in processing of immersible pump casing blank 80.
Example 1
Referring to fig. 1, the fixture for processing a blank of a submersible pump housing comprises a chuck body 10, a bidirectional screw rod 20, a sliding block 30, a supporting plate 40 and a clamping jaw 50. The bidirectional screw rod 20 is rotatably connected to the chuck body 10, the bidirectional screw rod 20 is fixed relative to the chuck body 10 along the axial direction of the bidirectional screw rod 20, the slider 30 is connected to the chuck body 10 in a sliding manner along the radial direction of the chuck body 10, the bidirectional screw rod 20 is provided with two sections of transmission thread parts 21 which are oppositely arranged in the rotating direction, the transmission thread parts 21 are external threads, the two transmission thread parts 21 of the bidirectional screw rod 20 are respectively arranged on the two sliders 30 in a penetrating manner, the two sliders 30 are connected with the threads, the supporting plate 40 is fixed on the sliders 30 in a one-to-one correspondence manner, and the clamping jaws 50 are fixed on the supporting plate 40 in a one-to-one correspondence manner. The two-way screw rod 20 is rotated to drive the two clamping jaws 50 to approach each other and clamp on the blank 80.
Referring to fig. 2 and 3, the chuck body 10 is disposed in a disc shape, the chuck body 10 has a sliding groove 11, the sliding groove 11 is disposed along a radial direction of the chuck body 10 and opens toward one end of the chuck body 10, and both ends of the sliding groove 11 penetrate through an outer circumferential wall of the chuck body 10. The sliding block 30 is disposed in the sliding groove 11 and slides against two opposite side walls of the sliding groove 11, the two opposite side walls of the sliding groove 11 are integrally provided with guide strips 13, the two opposite side walls of the sliding block 30 are both provided with guide grooves 31, and the guide strips 13 are disposed in the guide grooves 31 and can slide in the guide grooves 31 to guide the sliding block 30 to slide along the radial direction of the chuck body 10.
The bidirectional screw rod 20 is inserted into the sliding groove 11 along the length direction of the sliding groove 11, the axis of the bidirectional screw rod 20 intersects with the axis of the chuck body 10, and the bidirectional screw rod 20 further comprises an optical axis 23, a clamping thread portion 231 and a blocking disc 24. The optical axis 23 is located between the two power transmission screw parts 21, and the outer diameter of the optical axis 23 is larger than that of the power transmission screw parts 21. The clamping thread portion 231 and the blocking disc 24 are respectively positioned at two ends of the optical axis 23, the clamping thread portion 231 is an external thread, the major diameter of the clamping thread portion 231 is larger than that of the transmission thread portion 21, the major diameter of the clamping thread portion 231 is not larger than that of the optical axis 23, and the diameter of the blocking disc 24 is larger than that of the optical axis 23.
The rotating seat 14 is fixed at the bottom of the sliding chute 11 through a screw, the rotating seat 14 is located in the middle of the sliding chute 11, the rotating seat 14 is provided with a through hole 141, and the axis of the through hole 141 is parallel to the length direction of the sliding chute 11. Bearing grooves 142 are formed in two ends of the rotating seat 14, the bearing grooves 142 and the through holes 141 are concentrically arranged, and thrust ball bearings 25 are mounted in the two bearing grooves 142. When the bidirectional screw rod 20 is installed on the rotating seat 14, the optical axis 23 penetrates through the through hole 141 and is rotatably connected with the rotating seat 14, the blocking disc 24 is abutted against one of the thrust ball bearings 25, the clamping thread portion 231 is in threaded connection with the clamping sleeve 26, and the clamping sleeve 26 is abutted against the other thrust ball bearing 25, so that the bidirectional screw rod 20 is rotatably connected onto the rotating seat 14. When the bidirectional screw rod 20 is rotated, the bidirectional screw rod 20 drives the two sliding blocks 30 to approach or move away from each other.
The supporting plates 40 are made of elastic steel, the number of the supporting plates 40 is two, the two supporting plates 40 are fixed on one side of the sliding block 30, which is opposite to the chuck body 10, in a one-to-one correspondence manner, a fixing plate 44 is further integrally arranged on one side of the supporting plate 40, which is close to the sliding block 30, the fixing plate 44 is perpendicular to the supporting plates 40, and the fixing plate 44 is fixed on the sliding block 30 through screws.
In order to reinforce the supporting plate 40, reinforcing plates 45 are fixed to two sides of the supporting plate 40 through screws, and the reinforcing plates 45 are fixedly connected with the supporting plate 40 and the fixing plate 44 respectively, so that the connecting portion of the supporting plate 40 and the reinforcing plates 45 is not prone to deformation.
Referring to fig. 2 and 4, the clamping jaws 50 are fixed on the supporting plate 40 in a one-to-one correspondence, and the two clamping jaws 50 are oppositely arranged. Specifically, the clamping jaw 50 includes a base plate 51 and a clamping block 52. The base plate 51 is fixed to the side of the support plate 40 facing the axis of the chuck body 10 by screws. Each clamping jaw 50 comprises two groups of clamping blocks 52, each group of clamping blocks 52 is composed of two clamping blocks 52, the two groups of clamping blocks 52 are arranged at intervals along the axial direction of the chuck body 10, each clamping block 52 is provided with a clamping point 53, the distances from the clamping points 53 of the two clamping blocks 52 in the same group to the axis of the chuck body 10 are equal, the clamping points 53 of the two clamping blocks 52 in the same group are arranged at intervals along the circumferential direction of the chuck body 10, and the distances from the clamping points 53 of the four clamping blocks 52 to the base plate 51 are equal.
The middle part of base plate 51 is equipped with support backing plate 511, support backing plate 511 is located between backup pad 40 and the base plate 51, backup pad 40 provides the support and forms support region 41 on base plate 51 for base plate 51 through support backing plate 511, support region 41 equals to the distance of two sets of clamping point 53, leave the clearance between support backing plate 511 and the backup pad 40 simultaneously, when making clamp splice 52 centre gripping blank 80, base plate 51 can be to the direction of being close to backup pad 40 and take place the deformation, and then drive each set of clamping point 53 and support regional 41 swing relatively, in order to guarantee that all clamp splice 52's clamping point 53 reliably presss from both sides blank 80.
The support plate 40 is further provided with a pressing structure 60, the pressing structure 60 is positioned between the support area 41 and the chuck body 10, the axis of the pressing structure 60 is coplanar with the axis of the chuck body 10, and the pressing structure 60 comprises a support 61 and a threaded pressing piece 62. The supporting member 61 is fixed on a side of the supporting plate 40 away from the substrate 51, the supporting member 61 has a through internal threaded hole 611, the supporting plate 40 is provided with a through hole 42 concentrically arranged with the internal threaded hole 611, and the through hole 42 penetrates through the supporting plate 40. The screw pressing member 62 is a screw, a stud of the screw pressing member 62 is sequentially inserted into the internal thread hole 611 and the insertion hole 42, and the stud of the screw pressing member 62 is screwed into the internal thread hole 611 of the support member 61. After the clamping points 53 of the clamping blocks 52 are reliably clamped on the outer peripheral wall of the blank 80, the threaded pressing piece 62 is rotated to enable the end portion of the threaded pressing piece 62 to extend out of the through hole 42 to be reliably abutted against the base plate 51, so that the base plate 51 is supported, and the blank 80 is not prone to jumping during grinding.
Referring to fig. 2 and 5, a connecting plate 70 is disposed on a side of the chuck body 10 facing away from the clamping jaw 50, the connecting plate 70 is used for connecting a spindle of a machine tool, the connecting plate 70 is concentrically disposed with the chuck body 10, and the connecting plate 70 abuts against an end surface of the chuck body 10 facing away from the clamping jaw 50. The outer peripheral wall of the connecting disc 70 is fixed with a rotating ring 72, one end of the chuck body 10 close to the connecting disc 70 is fixed with a connecting ring 12 through a screw, the connecting ring 12 and the chuck body 10 are arranged concentrically, and the rotating ring 72 is arranged in the connecting ring 12 and is connected with the connecting ring 12 in a rotating mode. A limiting ring 121 is fixed at one end of the connecting ring 12 far away from the chuck body 10, the limiting ring 121 and the connecting ring 12 are concentrically arranged, and the limiting ring 121 abuts against one end of the rotating ring 72 far away from the chuck body 10, so that the rotating ring 72 rotates in the connecting ring 12.
A driving bevel gear 71 is fixed at one end of the connecting disc 70 close to the chuck body 10, the driving bevel gear 71 and the connecting disc 70 are concentrically arranged, a driven bevel gear 22 is sleeved on the bidirectional screw rod 20, the driven bevel gear 22 and the bidirectional screw rod 20 synchronously rotate, the driven bevel gear 22 is fixed relative to the bidirectional screw rod 20 along the axial direction, and the driven bevel gear 22 and the driving bevel gear 71 are mutually meshed.
The blank 80 is clamped between the two clamping jaws 50 through the manipulator, the spindle rotates, the two opposite clamping jaws 50 are driven to approach each other through the mutual engagement of the driving bevel gear 71 and the driven bevel gear 22 to clamp the blank 80, and after the blank 80 is clamped by the two opposite clamping jaws 50, the driven bevel gear 22 is locked, so that the driving bevel gear 71 and the driven bevel gear 22 stop rotating, the connecting disc 70 drives the chuck body 10 to rotate, and the automation of the clamping of the blank 80 is realized in an auxiliary mode.
The implementation principle of the embodiment 1 is as follows: the supporting plate 40 supports the base plate 51 through the supporting base plate 511 to form a supporting area 41, so that when the blank 80 is clamped by the two opposite clamping jaws 50, each group of clamping points 53 can swing relative to the supporting area 41 and deform in the direction close to the supporting plate 40, all the clamping points 53 are in reliable contact with the blank 80, after the reliable contact, the base plate 51 is pressed through the pressing structure 60 to provide support for the base plate 51, and the blank 80 is not prone to jumping during processing.
Example 2
Referring to fig. 5, the present embodiment is different from embodiment 1 in that the support plate 40 provides support for the holding jaw 50 through the swing post 512 and the swing groove 43. Specifically, a swing column 512 is fixed on one side of the base plate 51 close to the support plate 40, the axis of the swing column 512 is perpendicular to the axis of the chuck body 10, and the distances from the swing column 512 to the two groups of clamping points 53 are equal. The supporting plate 40 is provided with a swing groove 43 on one side close to the base plate 51, two ends of the swing groove 43 penetrate through two opposite side walls of the supporting plate 40, the swing column 512 can be inserted into the swing groove 43 in a sliding manner from one end of the swing groove 43, and the swing column 512 rotates relative to the supporting plate 40 around the circumferential direction of the swing column 512. When the swing post 512 is inserted into the swing groove 43, a deformation gap is left between the substrate 51 and the support plate 40, and the two reinforcing plates 45 respectively cover two ends of the swing groove 43 to limit the swing post 512.
The present embodiment is also different from embodiment 1 in that two hold-down structures 60 are provided, and the two hold-down structures 60 are symmetrical with respect to the swing post 512.
The implementation principle of the embodiment 2 is as follows: the supporting plate 40 supports the base plate 51 through the swinging column 512 and the swinging groove 43, so that when the blank 80 is clamped by the two opposite clamping jaws 50, each group of clamping points 53 can swing around the axis of the swinging column 512 and deform in the direction close to the supporting plate 40, all the clamping points 53 are in reliable contact with the blank 80, after reliable contact, the base plate 51 is pressed by the pressing structure 60 to provide support for the base plate 51, and the blank 80 is not easy to jump during processing.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a immersible pump casing anchor clamps for blank processing which characterized in that includes:
the chuck body (10) is provided with a sliding groove (11) which is arranged along the radial direction of the chuck body (10);
the bidirectional screw rod (20) is rotatably connected into the sliding groove (11), the bidirectional screw rod (20) is fixed relative to the chuck body (10) along the axial direction of the bidirectional screw rod (20), and the bidirectional screw rod (20) is provided with two sections of transmission thread parts (21) with opposite rotation directions;
the two sliding blocks (30) are connected in the sliding groove (11) in a sliding manner along the axial direction of the bidirectional screw rod (20), and the two sliding blocks (30) are respectively in threaded connection with the two transmission threaded parts (21) of the bidirectional screw rod (20);
the supporting plates (40) are arranged on the sliding blocks (30) in a one-to-one correspondence mode, the supporting plates (40) extend in the direction far away from the chuck body (10) along the axial direction of the chuck body (10), and the supporting plates (40) slide along the axial direction of the bidirectional screw rod (20) along with the sliding blocks (30); and
the clamping jaws (50) are correspondingly arranged on the supporting plate (40) one by one, the two clamping jaws (50) are oppositely arranged, the two clamping jaws (50) slide along the axial direction of the bidirectional screw rod (20) along with the two sliding blocks (30) so as to be clamped on a blank, the support plate (40) providing a support area (41) for the clamping jaw (50), the supporting area (41) is positioned in the middle of the clamping jaw (50), the clamping jaw (50) is provided with two groups of clamping points (53) which are arranged at intervals along the axial direction of the chuck body (10), support region (41) and be located between two sets of pinch points (53), every group pinch point (53) include two pinch points (53), two of same group pinch point (53) are followed the circumference of chuck disk body (10) is the interval setting, every group pinch point (53) can be relative support region (41) swing.
2. The submersible pump housing blank processing clamp of claim 1, wherein: the middle part of the clamping jaw (50) is provided with a supporting base plate (511), and the supporting base plate (511) is positioned between the supporting plate (40) and the clamping jaw (50).
3. The submersible pump housing blank processing clamp of claim 2, wherein: the distance between the support base plate (511) and the two groups of clamping points (53) is equal.
4. The submersible pump housing blank processing clamp of claim 1, wherein: the clamping device also comprises a pressing structure (60) arranged on one side, far away from the clamping jaw (50), of the supporting plate (40).
5. The submersible pump housing blank processing clamp of claim 4, wherein: hold-down structure (60) include support piece (61) and screw thread hold-down member (62), support piece (61) are located backup pad (40) is kept away from one side of clamping jaw (50), support piece (61) have an internal thread hole (611), be equipped with the confession on backup pad (40) screw thread hold-down member (62) wear to establish and wear to establish hole (42), screw thread hold-down member (62) wear to establish in proper order internal thread hole (611) with wear to establish hole (42), screw thread hold-down member (62) with internal thread hole (611) threaded connection, screw thread hold-down member (62) can compress tightly clamping jaw (50).
6. The submersible pump housing blank processing clamp of claim 1, wherein: clamping jaw (50) are including base plate (51) and clamp splice (52), base plate (51) are located backup pad (40) orientation one side of chuck disk body (10) axis, support region (41) are located the middle part of base plate (51), clamp splice (52) are two sets ofly, two sets of clamp splice (52) are followed the axial of chuck disk body (10) is the interval setting, every group clamp splice (52) include two clamp splice (52), centre gripping point (53) one-to-one is located on clamp splice (52).
7. The submersible pump housing blank processing clamp of claim 1, wherein: clamping jaw (50) are close to one side of backup pad (40) is equipped with swing post (512), the axis of swing post (512) with the axis mutually perpendicular of chuck disk body (10), swing post (512) are located two sets of between clamping point (53), be equipped with on backup pad (40) and swing groove (43), swing post (512) part is inserted in swing groove (43) and can in follow in swing groove (43) the circumferential oscillation of swing post (512), swing post (512) are inserted when in swing groove (43), backup pad (40) with leave the deformation clearance between clamping jaw (50).
8. The submersible pump housing blank processing clamp of claim 7, wherein: the two sets of said clamping points (53) are symmetrical with respect to said oscillating post (512).
9. The submersible pump housing blank processing clamp of claim 1, wherein: one side of the chuck body (10) back to the clamping jaw (50) is provided with a connecting disc (70), the connecting disc (70) is used for connecting a main shaft, the connecting disc (70) is rotationally connected with the chuck body (10) along the circumferential direction of the chuck body (10), one side of the connecting disc (70) facing the chuck body (10) is provided with a driving bevel gear (71), the driving bevel gear (71) and the connecting disc (70) are arranged concentrically, the driving bevel gear (71) rotates along with the connecting disc (70), the bidirectional screw rod (20) is sleeved with a driven bevel gear (22), the bidirectional screw rod (20) and the driven bevel gear (22) are arranged concentrically, the bidirectional screw rod (20) can rotate along with the driven bevel gear (22), and the driving bevel gear (71) is meshed with the driven bevel gear (22).
10. The submersible pump housing blank processing clamp of claim 9, wherein: the utility model discloses a chuck, including connection pad (70), chuck disk body (10), go up the periphery wall of connection pad (70) and concentrically be equipped with swivel becket (72), chuck disk body (10) orientation one side of connection pad (70) is equipped with go-between (12) with one heart, go-between (12) are relative chuck disk body (10) are fixed, swivel becket (72) rotate connect in go-between (12), the one end that chuck disk body (10) were kept away from in go-between (12) is fixed with spacing ring (121), spacing ring (121) butt in swivel becket (72) are kept away from the one end of chuck disk body (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210490983.6A CN114833722B (en) | 2022-05-07 | 2022-05-07 | Clamp for machining blank of submersible pump shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210490983.6A CN114833722B (en) | 2022-05-07 | 2022-05-07 | Clamp for machining blank of submersible pump shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114833722A true CN114833722A (en) | 2022-08-02 |
| CN114833722B CN114833722B (en) | 2023-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210490983.6A Active CN114833722B (en) | 2022-05-07 | 2022-05-07 | Clamp for machining blank of submersible pump shell |
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| CN (1) | CN114833722B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3930301A (en) * | 1972-03-17 | 1976-01-06 | Schiess Aktiengesellschaft | Heavy machine tool and device for depositing and placing a tool head in readiness for use |
| CN201579635U (en) * | 2009-12-31 | 2010-09-15 | 沈阳锦德机械有限公司 | Horizontal lathe suspended claw |
| CN207615684U (en) * | 2017-12-22 | 2018-07-17 | 沈阳中晟自动化设备有限公司 | 8 point floating claw of automotive brake hub |
| CN208773099U (en) * | 2018-08-25 | 2019-04-23 | 厦门浙辉工贸有限公司 | Lathe tool fixture |
| CN111230524A (en) * | 2020-02-02 | 2020-06-05 | 新昌县鑫博机械厂 | Nested processingequipment of pipeline in car oil pump |
| CN112809316A (en) * | 2020-04-26 | 2021-05-18 | 昆明嘉和科技股份有限公司 | Clamping device for pump bearing box and machining method for bearing box |
-
2022
- 2022-05-07 CN CN202210490983.6A patent/CN114833722B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3930301A (en) * | 1972-03-17 | 1976-01-06 | Schiess Aktiengesellschaft | Heavy machine tool and device for depositing and placing a tool head in readiness for use |
| CN201579635U (en) * | 2009-12-31 | 2010-09-15 | 沈阳锦德机械有限公司 | Horizontal lathe suspended claw |
| CN207615684U (en) * | 2017-12-22 | 2018-07-17 | 沈阳中晟自动化设备有限公司 | 8 point floating claw of automotive brake hub |
| CN208773099U (en) * | 2018-08-25 | 2019-04-23 | 厦门浙辉工贸有限公司 | Lathe tool fixture |
| CN111230524A (en) * | 2020-02-02 | 2020-06-05 | 新昌县鑫博机械厂 | Nested processingequipment of pipeline in car oil pump |
| CN112809316A (en) * | 2020-04-26 | 2021-05-18 | 昆明嘉和科技股份有限公司 | Clamping device for pump bearing box and machining method for bearing box |
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| Publication number | Publication date |
|---|---|
| CN114833722B (en) | 2023-06-13 |
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