CN112975480B - Batch part is centre gripping anchor clamps simultaneously - Google Patents

Abstract

The invention discloses a simultaneous clamping fixture for batch parts, which comprises a fixture seat, a first clamping groove, a second clamping groove, a first clamping mechanism, a first transmission cavity, a first spring, a first transmission mechanism, a hexagon socket locking head, a first movable block, a double-head screw, a second clamping mechanism, a third clamping groove, a second spring, a fourth clamping groove and the like; the double-head screw clamping device has the advantages of reasonable and simple structure, low production cost and convenience in installation, and the screw threads on the left side and the right side of the double-head screw are opposite in rotating direction, so that the clamping mechanisms on the two sides of the double-head screw can be driven to simultaneously move inwards to clamp parts in corresponding clamping grooves through the clamping heads, and the reliability of batch part clamping is improved; the clamping mechanism and the transmission mechanism arranged in the invention can not influence the continuous clamping of the part on the other side after the part on one side is clamped, thereby ensuring that the parts in all clamping grooves can be clamped, and ensuring the reliability and stability in processing.

Description

A batch of parts simultaneously clamping fixture

technical field

The invention relates to the technical field of machining, in particular to a clamp for simultaneously clamping batch parts.

Background technique

Usually, the machining center uses a bench vise to clamp the parts when processing parts; and the structure using a bench vise can only process one part at a time. For mass-produced parts, the clamping time is long and the equipment utilization rate is low. In addition, there are many errors in the size of parts produced in batches, which brings great difficulties to the simultaneous clamping of batch parts. If a part is not fully clamped, it is likely to cause damage to the tool of the machining center. Therefore, a batch of parts is required. The parts are clamped at the same time to solve the above problems.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a simultaneous clamping fixture for batch parts in order to solve the above problems, which solves the problem that there are many errors in the size of parts produced in batches, thereby bringing great difficulties to the simultaneous clamping of batch parts. If the parts are not fully clamped, it is likely to cause damage to the machining center tool.

In order to solve the above problems, the present invention provides a technical solution: a clamping fixture for batch parts at the same time. , spring 1, transmission mechanism 1, inner hexagonal hole locking head, movable block 1, double-ended screw, clamping mechanism 2, clamping groove 3, spring 2 and clamping groove 4; There are clamping groove 1, clamping groove 2, clamping groove 3 and clamping groove 4 in sequence from back to front, and a transmission cavity 1 is arranged in the right side of the clamp seat; the clamping mechanism 1 is located in the transmission cavity 1 On the left rear side, the clamping head of the first left rear side of the clamping mechanism is laterally movably connected in the right side of the clamping groove 1, and the clamping mechanism-left front clamping head is laterally movably connected in the right side of the clamping groove 2. , a spring 1 is arranged between the left central groove of the clamping mechanism 1 and the left rear side of the transmission cavity 1; the clamping mechanism 2 is located on the left front side of the transmission cavity 1, and the clamping mechanism 2 is located on the left rear side The clamping head is laterally movably connected in the right side of the third clamping groove, the clamping head on the front side of the clamping mechanism 2 is laterally movably connected in the right side of the clamping groove 4, and the central groove on the left side of the clamping mechanism 2 is connected to the right side of the clamping groove 4. Two springs are arranged between the left front side of the transmission cavity; the transmission mechanism is movably connected to the center of the right side of the transmission cavity; The first left front connector of the transmission mechanism is fixedly connected with the right side of the clamping mechanism two; the movable block is longitudinally movably connected in the center of the right side of the transmission mechanism; The right outer thread of the double-ended screw is connected with a central transverse threaded hole of the movable block, the left and right ends of the double-ended screw are fixedly connected with inner hexagonal hole locking heads, and the threads on the left and right sides of the double-ended screw are screwed. to the opposite.

Preferably, it also includes a clamping device, a fifth clamping groove, a third clamping mechanism, a second transmission cavity, a second transmission mechanism, a third spring, a sixth clamping groove, a second movable block, a fourth clamping mechanism, a seventh clamping groove, and a clamping mechanism. Holding groove 8 and spring 4; clamping groove 8, clamping groove 7, clamping groove 6 and clamping groove 5 are arranged in the left side of the upper center of the clamp base in sequence from back to front, and the left side of the clamp base is provided with clamping groove 8, clamping groove 7, clamping groove 6 and clamping groove 5. There are two transmission chambers; the number of the clamping devices is eight, and they are fixedly connected to the first clamping groove, the second clamping groove, the third clamping groove, the fourth clamping groove, the fifth clamping groove, and the sixth clamping groove. The clamping grooves 7 and 8 are in the center of the front side; the clamping mechanism 3 is located on the right front side of the transmission cavity 2, and the clamping head on the front right side of the clamping mechanism 3 is laterally movably connected in the left side of the clamping groove 5 The clamping head on the right rear side of the clamping mechanism 3 is laterally movably connected in the left side of the clamping groove 6, and a spring 3 is provided between the central groove on the right side of the clamping mechanism 3 and the front right side of the transmission cavity 2. ; The clamping mechanism 4 is located on the right rear side of the transmission cavity 2, the clamping head on the front right side of the clamping mechanism 4 is laterally movably connected in the left side of the clamping groove 7, and the clamping mechanism 4 right rear side clamping head The horizontal movable connection is in the left side of the clamping groove 8, and a spring 4 is arranged between the central groove on the right side of the clamping mechanism 4 and the right front side of the transmission cavity 2; the clamping mechanism 1, clamping mechanism 2, The structures of the clamping mechanism 3 and clamping mechanism 4 are the same; the structure of the transmission mechanism 2 is the same as that of the transmission mechanism 1. The connecting head is fixedly connected with the left side of the clamping mechanism 4, the right front connecting head of the transmission mechanism 2 is fixedly connected with the left side of the clamping mechanism 3; the movable block 2 is longitudinally movably connected in the left side of the transmission mechanism 2, and the movable The central transverse threaded hole of the second block is movably connected to the left outer thread of the double-ended screw.

Preferably, the specific structure of the clamping mechanism 1 includes a chute seat, a chute 1, a clamping head 1, a clamping head 2 and a chute 2; the chute seat is symmetrically provided with chute 2 on the front and rear sides, respectively. and the first inclined slot; the right side of the first clamping head is movably connected in the first inclined slot; the right side of the second clamping head is movably connected in the second inclined slot.

Preferably, the angle between the second chute and the first chute is 90 degrees.

Preferably, the second inclined groove and the first inclined groove are T-shaped grooves.

Preferably, the specific structure of the first transmission mechanism includes a transmission seat, a first connection groove, a first connection head, a second connection head and a second connection groove; the front and rear sides of the transmission seat are symmetrically provided with the second connection groove and the first connection groove; The right side of the first connection head is movably connected in the first connection slot; the right side of the second connection head is movably connected in the second connection slot.

Preferably, the angle between the first connection slot and the second connection slot is 90 degrees.

Preferably, the first connecting groove and the second connecting groove are T-shaped grooves.

Preferably, the specific structure of the jacking device includes a casing, a spring 5, a jacking block and a guide slope; the jacking block is laterally movably connected to the right side of the interior of the casing, and the groove on the left side of the jacking block is connected to the right side of the casing. A spring 5 is arranged between the left side of the inside of the casing, and a guide slope is arranged on the upper right side of the pressing block.

Beneficial effects of the present invention:

(1) The present invention has the advantages of reasonable and simple structure, low production cost and convenient installation. The clamping device provided here is convenient for clamping the parts so that the rear side is abutted against the rear side of the clamping groove, thereby improving the positioning accuracy of the parts.

(2) In the present invention, the threads on the left and right sides of the double-ended screw are opposite to each other, thus ensuring that the rotation of the double-ended screw can simultaneously drive the clamping mechanisms on both sides of the double-ended screw to move inward at the same time, and clamp the corresponding clamping groove by the clamping head. parts in the middle, thereby improving the reliability of batch parts clamping.

(3) The clamping mechanism and transmission mechanism provided in the present invention will not affect the continued clamping of the other side parts after clamping the parts on one side, which also ensures that all the parts in the clamping grooves can be clamped. This ensures reliability and stability during processing.

(4) In the present invention, the locking head of the inner hexagon hole is directly driven to rotate by the hexagonal wrench, so that the clamping and fixing of all the parts in the clamping groove can be completed, thereby improving the clamping efficiency of batch parts.

Description of drawings:

For ease of description, the present invention is described in detail by the following specific implementations and accompanying drawings.

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic structural diagram of a clamping mechanism.

FIG. 3 is a schematic structural diagram of a transmission mechanism.

FIG. 4 is a schematic view of the structure of the jacking device.

1- fixture seat; 2- clamping groove 1; 3- clamping groove 2; 4- clamping mechanism 1; 5- transmission cavity 1; 6- spring 1; 7- transmission mechanism 1; 8- inner hexagon hole locking head; 9- movable block one; 10- double-headed screw; 11- clamping mechanism two; 12- clamping groove three; 13- spring two; 14- clamping groove four; 15- clamping device; 16- clamping Slot five; 17 - clamping mechanism three; 18 - transmission cavity two; 19 - transmission mechanism two; 20 - spring three; 21 - clamping groove six; 22 - movable block two; 23 - clamping mechanism four; 24 - clamp Holding groove seven; 25-holding groove eight; 26-spring four; 41-chute seat; 42-chute one; 43-holding head one; 44-holding head two; 45-chute two; 71- Transmission seat; 72-connecting groove one; 73-connecting head one; 74-connecting head two; 75-connecting groove two; 151-shell; 152-spring five;

Detailed ways:

As shown in FIG. 1 , this specific embodiment adopts the following technical solutions: a clamp for simultaneously clamping batch parts, including a clamp seat 1, a clamping groove 2, a clamping groove 2 3, a clamping mechanism 1 4, and a transmission cavity 1 5. Spring one 6, transmission mechanism one 7, inner hexagonal hole locking head 8, movable block one 9, double-ended screw 10, clamping mechanism two 11, clamping groove three 12, spring two 13 and clamping groove four 14 ; The upper central right side of the clamp seat 1 is provided with a clamping groove one 2, a clamping groove two 3, a clamping groove three 12 and a clamping groove four 14 in order from back to front, and the right side of the clamp base 1 is provided with A transmission cavity 1 5 is provided; the clamping mechanism 1 4 is located on the left rear side of the transmission cavity 1 5, and the clamping head on the left rear side of the clamping mechanism 1 4 is laterally movably connected in the right side of the clamping groove 1 2, so The clamping head on the left front side of the clamping mechanism 1 4 is laterally movably connected in the right side of the clamping groove 2 3, and a central groove on the left side of the clamping mechanism 1 4 and the left rear side of the transmission cavity 5 Spring 1 6; the clamping mechanism 2 11 is located on the left front side of the transmission cavity 1 5, the clamping head on the left rear side of the clamping mechanism 2 11 is laterally movably connected in the right side of the clamping groove 3 12, the clamping mechanism The front side clamping head of the second 11 is laterally movably connected in the right side of the clamping groove 4 14, and a spring 2 13 is arranged between the left central groove of the clamping mechanism 2 11 and the left front side of the transmission cavity 1 5; The transmission mechanism-7 is movably connected to the center of the right side of the transmission cavity-5, the left rear connector of the transmission mechanism-7 is fixedly connected to the right side of the clamping mechanism-4, and the transmission mechanism-7 left front connector is connected to the clamp. The right side of the holding mechanism 2 11 is fixedly connected; the movable block 1 9 is longitudinally movably connected in the center of the right side of the transmission mechanism 1 7; 10. The right outer thread is connected with the central transverse threaded hole of the movable block 10. The left and right ends of the double-ended screw 10 are fixedly connected with inner hexagonal hole locking heads 8. The threads on the left and right sides of the double-ended screw 10 are screwed. to the opposite.

Among them, it also includes a clamping device 15, five clamping grooves 16, three clamping mechanisms 17, two transmission chambers 18, two transmission mechanisms 19, three springs 20, six clamping grooves 21, two movable blocks 22, and four clamping mechanisms. 23. Clamping groove 7 24, clamping groove 8 25 and spring 4 26; clamping groove 8 25, clamping groove 7 24 and clamping groove are arranged in order from back to front in the left side of the upper center of the clamp base 1 Six 21 and five clamping grooves 16, the left side of the clamp base 1 is provided with a transmission cavity two 18; the number of the clamping devices 15 is eight, and they are fixedly connected to the clamping groove one 2 and the clamping groove two 3 respectively. , clamping groove three 12, clamping groove four 14, clamping groove five 16, clamping groove six 21, clamping groove seven 24 and clamping groove eight 25 in the center of the front side; the clamping mechanism three 17 is located in On the right front side of the transmission cavity 2 18, the clamping head on the right front side of the clamping mechanism 3 17 is laterally movably connected to the left side of the clamping groove 5 16, and the clamping mechanism 3 17 is laterally movably connected with the clamping head on the right rear side of the clamping mechanism 17. In the left side of the holding groove six 21, a spring three 20 is arranged between the central groove on the right side of the clamping mechanism three 17 and the right front side of the transmission cavity two 18; the clamping mechanism four 23 is located on the right side of the transmission cavity two 18. On the rear side, the clamping head on the right front side of the clamping mechanism 4 23 is laterally movably connected in the left side of the clamping groove 7 24 , and the clamping head on the right rear side of the clamping mechanism 4 23 is laterally movably connected in the clamping groove 8 25 . On the left side, a spring 26 is provided between the central groove on the right side of the clamping mechanism 4 23 and the right front side of the transmission cavity 2 18; the clamping mechanism 1 4, the clamping mechanism 2 11, the clamping mechanism The structures of the third 17 and the fourth clamping mechanism 23 are the same; the structure of the transmission mechanism 2 19 is the same as that of the transmission mechanism 1 7. The transmission mechanism 2 19 is movably connected to the center of the left side of the transmission cavity 2 19 The right rear connecting head is fixedly connected with the left side of the clamping mechanism four 23, the right front connecting head of the transmission mechanism two 19 is fixedly connected with the left side of the clamping mechanism three 17; the movable block two 22 is longitudinally movably connected to the transmission mechanism On the left side of the second 19, the central transverse threaded hole of the movable block 22 is movably connected to the left outer thread of the double-ended screw 10.

As shown in FIG. 2 , the specific structure of the clamping mechanism 4 includes a chute seat 41 , a chute 42 , a clamping head 43 , a clamping head 2 44 and a chute 45 ; the chute seat 41 Two oblique grooves 45 and one oblique groove 42 are symmetrically arranged on the front and rear sides respectively; the right side of the first clamping head 43 is movably connected to the first oblique groove 42; the right side of the second clamping head 44 is movably connected to the second oblique groove 45.

Wherein, the angle between the second inclined slot 45 and the first inclined slot 42 is ninety degrees; the second inclined slot 45 and the first inclined slot 42 are both T-shaped slots.

As shown in FIG. 3 , the specific structure of the transmission mechanism 7 includes a transmission seat 71 , a connecting groove 1 72 , a connecting head 73 , a connecting head 2 74 and a connecting groove 2 75 ; the front and rear sides of the transmission seat 71 are symmetrical respectively. A connecting groove 2 75 and a connecting groove 1 72 are provided; the right side of the connecting head 73 is movably connected in the connecting groove 1 72 ; the right side of the connecting head 2 74 is movably connected in the connecting groove 2 75 .

The included angle between the first connection slot 72 and the second connection slot 75 is ninety degrees; the first connection slot 72 and the second connection slot 75 are both T-shaped slots.

As shown in FIG. 4 , the specific structure of the pressing device 15 includes a casing 151 , a spring five 152 , a pressing block 153 and a guiding inclined surface 154 ; A spring five 152 is provided between the groove on the left side of the top tightening block 153 and the inner left side of the housing 151 , and a guide slope 154 is provided on the upper right side of the top tightening block 153 .

The use state of the present invention is as follows: the present invention has a reasonable and simple structure, low production cost, and convenient installation. When using, first place the parts in the corresponding clamping grooves, and the clamping device 15 provided here is convenient for clamping the parts to The rear side is abutted on the rear side of the clamping groove, thereby improving the accuracy of the positioning of the parts, and then the inner hexagonal hole locking head 8 is driven to rotate by the hexagonal wrench, and the rotation of the inner hexagonal hole locking head 8 drives the double-ended screw 10 rotates, because the threads on the left and right sides of the double-ended screw 10 rotate in opposite directions, thus ensuring that the rotation of the double-ended screw 10 can drive the movable block 1 9 and the movable block 2 22 to move inward at the same time, which also drives the transmission mechanism 1 7 and the transmission The mechanism 2 19 moves inward, and the transmission mechanism 1 7 and the transmission mechanism 2 19 move inward will also drive all the clamping mechanisms to move inward through the clamping head to clamp the corresponding parts in the clamping groove. Here, when the clamping groove is used After the parts in the first 2 are clamped, the clamping head 1 43 will not continue to move to the left, so that the left-moved chute seat 41 moves longitudinally in the direction of the clamping head 2 44 at the same time, so that the clamping head 2 44 can continue to move. When the parts in the clamping groove 2 and 3 are moved to the left, and the parts in the clamping groove 1 2 and the clamping groove 2 3 are clamped, the chute seat 41 will not continue to move to the left. At this time, the transmission seat moved to the left At the same time, the 71 moves longitudinally in the direction of the transmission mechanism 1 7, and the clamping mechanism 2 11 can continue to move to the left to complete the clamping of the parts in the clamping groove 3 12 and the clamping groove 4 14. Similarly, the clamping of the parts in the clamping groove is completed. Clamping, thus ensuring the reliability and stability during processing. Here, the inner hexagonal hole locking head 8 is directly driven to rotate by the hexagonal wrench, and the clamping and fixing of all parts in the clamping groove can be completed, thereby increasing the number of parts in batches. Clamping efficiency.

In the description of the invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top" The orientation or positional relationship indicated by , "inside", "front", "center", "both ends", etc. are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the invention and simplifying the description, rather than indicating Or imply that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the invention.

In the invention, unless otherwise expressly specified and limited, the terms "installation", "arrangement", "connection", "fixation", "swivel connection" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a It can be a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between the two elements, Unless otherwise clearly defined, those of ordinary skill in the art can understand the specific meanings of the above terms in the invention according to specific situations.

The basic principles, main features and advantages of the invention are shown and described above. Those skilled in the art should understand that the invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principles of the invention. On the premise of departing from the spirit and scope of the invention, there will be various changes and improvements in the invention, and these changes and improvements all fall within the scope of the claimed invention, which is defined by the appended claims and their equivalents .

Claims (6)

1. A batch of parts simultaneously clamping fixture, characterized in that: comprising a fixture seat (1), a clamping groove (2), a clamping groove two (3), a clamping mechanism (4), a transmission cavity (1) ( 5), spring one (6), transmission mechanism one (7), inner hexagonal hole locking head (8), movable block one (9), double-ended screw (10), clamping mechanism two (11), clamping Slot three (12), spring two (13) and clamping slot four (14); A clamping groove 1 (2), a clamping groove 2 (3), a clamping groove 3 (12) and a clamping groove 4 (14) are arranged in the right side of the upper center of the clamp seat (1) in sequence from back to front. , a transmission cavity (5) is provided in the right side of the fixture seat (1); The first clamping mechanism (4) is located on the left rear side of the transmission cavity one (5), and the clamping head on the left rear side of the clamping mechanism one (4) is laterally movably connected in the right side of the clamping groove one (2), The first (4) left front clamping head of the clamping mechanism is laterally movably connected to the right side of the second clamping groove (3). 5) There is a spring one (6) between the left rear side; The second clamping mechanism (11) is located on the left front side of the transmission cavity one (5), and the clamping head on the left rear side of the clamping mechanism two (11) is laterally movably connected in the right side of the clamping groove three (12). The clamping head on the front side of the clamping mechanism two (11) is laterally movably connected in the right side of the clamping groove four (14), and the central groove on the left side of the clamping mechanism two (11) is connected to the transmission cavity one (5). ) There are two springs (13) between the left front side; The first transmission mechanism (7) is movably connected to the center of the right side of the transmission cavity one (5). The first (7) left front connector of the mechanism is fixedly connected to the right side of the second (11) clamping mechanism; The movable block one (9) is longitudinally movably connected in the center of the right side of the transmission mechanism one (7); The double-ended screw (10) is movably connected in the central transverse hole of the clamp seat (1), the right outer thread of the double-ended screw (10) is connected with the central transverse thread hole of the movable block one (9), and the double-ended screw (10) The left and right ends of the head screw (10) are fixedly connected with locking heads (8) with inner hexagonal holes, and the threads on the left and right sides of the double-ended screw (10) have opposite directions of rotation; It also includes a top tightening device (15), five clamping grooves (16), three clamping mechanisms (17), two transmission chambers (18), two transmission mechanisms (19), three springs (20), and six clamping grooves (17). 21), two movable blocks (22), four clamping mechanisms (23), seven clamping grooves (24), eight clamping grooves (25) and four springs (26); There are eight clamping grooves (25), seven clamping grooves (24), six clamping grooves (21) and five clamping grooves (16) in the upper left side of the upper center of the clamp seat (1) in order from back to front. , a transmission cavity two (18) is provided in the left side of the fixture seat (1); There are eight clamping devices (15), and they are respectively fixedly connected to the first clamping groove (2), the second clamping groove (3), the third clamping groove (12), the fourth clamping groove (14), and the clamping grooves (14). In the center of the front side of holding groove five (16), holding groove six (21), holding groove seven (24) and holding groove eight (25); The third (17) clamping mechanism is located on the right front side of the transmission cavity two (18), and the clamping head on the right front side of the third (17) clamping mechanism is laterally movably connected to the left side of the clamping groove five (16). The third (17) right rear clamping head of the clamping mechanism is laterally movably connected to the left side of the sixth (21) clamping groove, and the third (17) right central groove of the clamping mechanism is connected to the second (18) transmission cavity ) There are three springs (20) between the right front side; The fourth (23) clamping mechanism is located on the right rear side of the transmission cavity two (18), and the clamping head on the front right side of the clamping mechanism four (23) is laterally movably connected in the left side of the clamping groove seven (24), so The fourth (23) right rear clamping head of the clamping mechanism is laterally movably connected in the left side of the clamping groove eight (25), and the middle groove on the right side of the clamping mechanism four (23) is connected to the transmission cavity two (25). 18) There are four springs (26) between the right front side; The first clamping mechanism (4), the second clamping mechanism (11), the third clamping mechanism (17) and the fourth clamping mechanism (23) have the same structure; The second transmission mechanism (19) has the same structure as the first transmission mechanism (7). The second transmission mechanism (19) is movably connected to the center of the left side of the transmission cavity two (18). The side connector is fixedly connected to the left side of the clamping mechanism four (23), and the right front connector of the transmission mechanism two (19) is fixedly connected to the left side of the clamping mechanism three (17); The movable block two (22) is longitudinally movably connected to the left side of the transmission mechanism two (19), and the central transverse threaded hole of the movable block two (22) is movably connected to the left outer thread of the double-ended screw (10); The specific structure of the first clamping mechanism (4) includes an inclined groove seat (41), a first inclined groove (42), a first clamping head (43), a second clamping head (44) and a second inclined groove (45); Two oblique grooves (45) and one oblique groove (42) are symmetrically arranged on the front and rear sides of the oblique groove seat (41); The right side of the first clamping head (43) is movably connected in the first inclined groove (42); The right side of the second clamping head (44) is movably connected in the second inclined groove (45); The specific structure of the first transmission mechanism (7) includes a transmission seat (71), a connecting groove one (72), a connecting head (73), a connecting head two (74) and a connecting groove two (75); Two connecting grooves (75) and one connecting groove (72) are symmetrically arranged on the front and rear sides of the transmission seat (71) respectively; The right side of the connecting head one (73) is movably connected in the connecting groove one (72); The right side of the second connecting head (74) is movably connected in the second connecting slot (75). 2 . The simultaneous clamping fixture for batch parts according to claim 1 , wherein the angle between the second inclined groove ( 45 ) and the first inclined groove ( 42 ) is ninety degrees. 3 . 3 . The simultaneous clamping fixture for batch parts according to claim 1 , wherein the second inclined groove ( 45 ) and the first inclined groove ( 42 ) are both T-shaped grooves. 4 . 4 . The simultaneous clamping fixture for batch parts according to claim 1 , wherein the angle between the first connecting groove ( 72 ) and the second connecting groove ( 75 ) is ninety degrees. 5 . 5 . The simultaneous clamping fixture for batch parts according to claim 1 , wherein the first connecting groove ( 72 ) and the second connecting groove ( 75 ) are both T-shaped grooves. 6 . 6 . The simultaneous clamping fixture for batch parts according to claim 1 , wherein the specific structure of the pressing device ( 15 ) comprises a casing ( 151 ), a spring five ( 152 ), a pressing block ( 153) and guide ramps (154); The top tightening block (153) is laterally movably connected to the inner right side of the housing (151), and a spring five ( 152), a guide slope (154) is provided on the upper right side of the top-up block (153).

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